iqltechnologies / brighty

brighty/wp-admin/includes/media.php

Indentation +2467 added lines, -2467 removed lines

@@ -14,21 +14,21 @@ 
  * @return string[] Default tabs.
  */
 function media_upload_tabs() {
-	$_default_tabs = array(
-		'type'     => __( 'From Computer' ), // Handler action suffix => tab text.
-		'type_url' => __( 'From URL' ),
-		'gallery'  => __( 'Gallery' ),
-		'library'  => __( 'Media Library' ),
-	);
-
-	/**
-	 * Filters the available tabs in the legacy (pre-3.5.0) media popup.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @param string[] $_default_tabs An array of media tabs.
-	 */
-	return apply_filters( 'media_upload_tabs', $_default_tabs );
+    $_default_tabs = array(
+        'type'     => __( 'From Computer' ), // Handler action suffix => tab text.
+        'type_url' => __( 'From URL' ),
+        'gallery'  => __( 'Gallery' ),
+        'library'  => __( 'Media Library' ),
+    );
+
+    /**
+     * Filters the available tabs in the legacy (pre-3.5.0) media popup.
+     *
+     * @since 2.5.0
+     *
+     * @param string[] $_default_tabs An array of media tabs.
+     */
+    return apply_filters( 'media_upload_tabs', $_default_tabs );
 }
 
 /**
@@ -42,28 +42,28 @@ 
  * @return array $tabs with gallery if post has image attachment
  */
 function update_gallery_tab( $tabs ) {
-	global $wpdb;
+    global $wpdb;
 
-	if ( ! isset( $_REQUEST['post_id'] ) ) {
-		unset( $tabs['gallery'] );
-		return $tabs;
-	}
+    if ( ! isset( $_REQUEST['post_id'] ) ) {
+        unset( $tabs['gallery'] );
+        return $tabs;
+    }
 
-	$post_id = (int) $_REQUEST['post_id'];
+    $post_id = (int) $_REQUEST['post_id'];
 
-	if ( $post_id ) {
-		$attachments = (int) $wpdb->get_var( $wpdb->prepare( "SELECT count(*) FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status != 'trash' AND post_parent = %d", $post_id ) );
-	}
+    if ( $post_id ) {
+        $attachments = (int) $wpdb->get_var( $wpdb->prepare( "SELECT count(*) FROM $wpdb->posts WHERE post_type = 'attachment' AND post_status != 'trash' AND post_parent = %d", $post_id ) );
+    }
 
-	if ( empty( $attachments ) ) {
-		unset( $tabs['gallery'] );
-		return $tabs;
-	}
+    if ( empty( $attachments ) ) {
+        unset( $tabs['gallery'] );
+        return $tabs;
+    }
 
-	/* translators: %s: Number of attachments. */
-	$tabs['gallery'] = sprintf( __( 'Gallery (%s)' ), "<span id='attachments-count'>$attachments</span>" );
+    /* translators: %s: Number of attachments. */
+    $tabs['gallery'] = sprintf( __( 'Gallery (%s)' ), "<span id='attachments-count'>$attachments</span>" );
 
-	return $tabs;
+    return $tabs;
 }
 
 /**
@@ -74,44 +74,44 @@ 
  * @global string $redir_tab
  */
 function the_media_upload_tabs() {
-	global $redir_tab;
-	$tabs    = media_upload_tabs();
-	$default = 'type';
-
-	if ( ! empty( $tabs ) ) {
-		echo "<ul id='sidemenu'>\n";
-
-		if ( isset( $redir_tab ) && array_key_exists( $redir_tab, $tabs ) ) {
-			$current = $redir_tab;
-		} elseif ( isset( $_GET['tab'] ) && array_key_exists( $_GET['tab'], $tabs ) ) {
-			$current = $_GET['tab'];
-		} else {
-			/** This filter is documented in wp-admin/media-upload.php */
-			$current = apply_filters( 'media_upload_default_tab', $default );
-		}
-
-		foreach ( $tabs as $callback => $text ) {
-			$class = '';
-
-			if ( $current == $callback ) {
-				$class = " class='current'";
-			}
-
-			$href = add_query_arg(
-				array(
-					'tab'            => $callback,
-					's'              => false,
-					'paged'          => false,
-					'post_mime_type' => false,
-					'm'              => false,
-				)
-			);
-			$link = "<a href='" . esc_url( $href ) . "'$class>$text</a>";
-			echo "\t<li id='" . esc_attr( "tab-$callback" ) . "'>$link</li>\n";
-		}
-
-		echo "</ul>\n";
-	}
+    global $redir_tab;
+    $tabs    = media_upload_tabs();
+    $default = 'type';
+
+    if ( ! empty( $tabs ) ) {
+        echo "<ul id='sidemenu'>\n";
+
+        if ( isset( $redir_tab ) && array_key_exists( $redir_tab, $tabs ) ) {
+            $current = $redir_tab;
+        } elseif ( isset( $_GET['tab'] ) && array_key_exists( $_GET['tab'], $tabs ) ) {
+            $current = $_GET['tab'];
+        } else {
+            /** This filter is documented in wp-admin/media-upload.php */
+            $current = apply_filters( 'media_upload_default_tab', $default );
+        }
+
+        foreach ( $tabs as $callback => $text ) {
+            $class = '';
+
+            if ( $current == $callback ) {
+                $class = " class='current'";
+            }
+
+            $href = add_query_arg(
+                array(
+                    'tab'            => $callback,
+                    's'              => false,
+                    'paged'          => false,
+                    'post_mime_type' => false,
+                    'm'              => false,
+                )
+            );
+            $link = "<a href='" . esc_url( $href ) . "'$class>$text</a>";
+            echo "\t<li id='" . esc_attr( "tab-$callback" ) . "'>$link</li>\n";
+        }
+
+        echo "</ul>\n";
+    }
 }
 
 /**
@@ -132,42 +132,42 @@ 
  */
 function get_image_send_to_editor( $id, $caption, $title, $align, $url = '', $rel = false, $size = 'medium', $alt = '' ) {
 
-	$html = get_image_tag( $id, $alt, '', $align, $size );
-
-	if ( $rel ) {
-		if ( is_string( $rel ) ) {
-			$rel = ' rel="' . esc_attr( $rel ) . '"';
-		} else {
-			$rel = ' rel="attachment wp-att-' . (int) $id . '"';
-		}
-	} else {
-		$rel = '';
-	}
-
-	if ( $url ) {
-		$html = '<a href="' . esc_attr( $url ) . '"' . $rel . '>' . $html . '</a>';
-	}
-
-	/**
-	 * Filters the image HTML markup to send to the editor when inserting an image.
-	 *
-	 * @since 2.5.0
-	 * @since 5.6.0 The `$rel` parameter was added.
-	 *
-	 * @param string       $html    The image HTML markup to send.
-	 * @param int          $id      The attachment ID.
-	 * @param string       $caption The image caption.
-	 * @param string       $title   The image title.
-	 * @param string       $align   The image alignment.
-	 * @param string       $url     The image source URL.
-	 * @param string|int[] $size    Requested image size. Can be any registered image size name, or
-	 *                              an array of width and height values in pixels (in that order).
-	 * @param string       $alt     The image alternative, or alt, text.
-	 * @param string       $rel     The image rel attribute.
-	 */
-	$html = apply_filters( 'image_send_to_editor', $html, $id, $caption, $title, $align, $url, $size, $alt, $rel );
-
-	return $html;
+    $html = get_image_tag( $id, $alt, '', $align, $size );
+
+    if ( $rel ) {
+        if ( is_string( $rel ) ) {
+            $rel = ' rel="' . esc_attr( $rel ) . '"';
+        } else {
+            $rel = ' rel="attachment wp-att-' . (int) $id . '"';
+        }
+    } else {
+        $rel = '';
+    }
+
+    if ( $url ) {
+        $html = '<a href="' . esc_attr( $url ) . '"' . $rel . '>' . $html . '</a>';
+    }
+
+    /**
+     * Filters the image HTML markup to send to the editor when inserting an image.
+     *
+     * @since 2.5.0
+     * @since 5.6.0 The `$rel` parameter was added.
+     *
+     * @param string       $html    The image HTML markup to send.
+     * @param int          $id      The attachment ID.
+     * @param string       $caption The image caption.
+     * @param string       $title   The image title.
+     * @param string       $align   The image alignment.
+     * @param string       $url     The image source URL.
+     * @param string|int[] $size    Requested image size. Can be any registered image size name, or
+     *                              an array of width and height values in pixels (in that order).
+     * @param string       $alt     The image alternative, or alt, text.
+     * @param string       $rel     The image rel attribute.
+     */
+    $html = apply_filters( 'image_send_to_editor', $html, $id, $caption, $title, $align, $url, $size, $alt, $rel );
+
+    return $html;
 }
 
 /**
@@ -187,66 +187,66 @@ 
  */
 function image_add_caption( $html, $id, $caption, $title, $align, $url, $size, $alt = '' ) {
 
-	/**
-	 * Filters the caption text.
-	 *
-	 * Note: If the caption text is empty, the caption shortcode will not be appended
-	 * to the image HTML when inserted into the editor.
-	 *
-	 * Passing an empty value also prevents the {@see 'image_add_caption_shortcode'}
-	 * Filters from being evaluated at the end of image_add_caption().
-	 *
-	 * @since 4.1.0
-	 *
-	 * @param string $caption The original caption text.
-	 * @param int    $id      The attachment ID.
-	 */
-	$caption = apply_filters( 'image_add_caption_text', $caption, $id );
-
-	/**
-	 * Filters whether to disable captions.
-	 *
-	 * Prevents image captions from being appended to image HTML when inserted into the editor.
-	 *
-	 * @since 2.6.0
-	 *
-	 * @param bool $bool Whether to disable appending captions. Returning true from the filter
-	 *                   will disable captions. Default empty string.
-	 */
-	if ( empty( $caption ) || apply_filters( 'disable_captions', '' ) ) {
-		return $html;
-	}
-
-	$id = ( 0 < (int) $id ) ? 'attachment_' . $id : '';
-
-	if ( ! preg_match( '/width=["\']([0-9]+)/', $html, $matches ) ) {
-		return $html;
-	}
-
-	$width = $matches[1];
-
-	$caption = str_replace( array( "\r\n", "\r" ), "\n", $caption );
-	$caption = preg_replace_callback( '/<[a-zA-Z0-9]+(?: [^<>]+>)*/', '_cleanup_image_add_caption', $caption );
-
-	// Convert any remaining line breaks to <br />.
-	$caption = preg_replace( '/[ \n\t]*\n[ \t]*/', '<br />', $caption );
-
-	$html = preg_replace( '/(class=["\'][^\'"]*)align(none|left|right|center)\s?/', '$1', $html );
-	if ( empty( $align ) ) {
-		$align = 'none';
-	}
-
-	$shcode = '[caption id="' . $id . '" align="align' . $align . '" width="' . $width . '"]' . $html . ' ' . $caption . '[/caption]';
-
-	/**
-	 * Filters the image HTML markup including the caption shortcode.
-	 *
-	 * @since 2.6.0
-	 *
-	 * @param string $shcode The image HTML markup with caption shortcode.
-	 * @param string $html   The image HTML markup.
-	 */
-	return apply_filters( 'image_add_caption_shortcode', $shcode, $html );
+    /**
+     * Filters the caption text.
+     *
+     * Note: If the caption text is empty, the caption shortcode will not be appended
+     * to the image HTML when inserted into the editor.
+     *
+     * Passing an empty value also prevents the {@see 'image_add_caption_shortcode'}
+     * Filters from being evaluated at the end of image_add_caption().
+     *
+     * @since 4.1.0
+     *
+     * @param string $caption The original caption text.
+     * @param int    $id      The attachment ID.
+     */
+    $caption = apply_filters( 'image_add_caption_text', $caption, $id );
+
+    /**
+     * Filters whether to disable captions.
+     *
+     * Prevents image captions from being appended to image HTML when inserted into the editor.
+     *
+     * @since 2.6.0
+     *
+     * @param bool $bool Whether to disable appending captions. Returning true from the filter
+     *                   will disable captions. Default empty string.
+     */
+    if ( empty( $caption ) || apply_filters( 'disable_captions', '' ) ) {
+        return $html;
+    }
+
+    $id = ( 0 < (int) $id ) ? 'attachment_' . $id : '';
+
+    if ( ! preg_match( '/width=["\']([0-9]+)/', $html, $matches ) ) {
+        return $html;
+    }
+
+    $width = $matches[1];
+
+    $caption = str_replace( array( "\r\n", "\r" ), "\n", $caption );
+    $caption = preg_replace_callback( '/<[a-zA-Z0-9]+(?: [^<>]+>)*/', '_cleanup_image_add_caption', $caption );
+
+    // Convert any remaining line breaks to <br />.
+    $caption = preg_replace( '/[ \n\t]*\n[ \t]*/', '<br />', $caption );
+
+    $html = preg_replace( '/(class=["\'][^\'"]*)align(none|left|right|center)\s?/', '$1', $html );
+    if ( empty( $align ) ) {
+        $align = 'none';
+    }
+
+    $shcode = '[caption id="' . $id . '" align="align' . $align . '" width="' . $width . '"]' . $html . ' ' . $caption . '[/caption]';
+
+    /**
+     * Filters the image HTML markup including the caption shortcode.
+     *
+     * @since 2.6.0
+     *
+     * @param string $shcode The image HTML markup with caption shortcode.
+     * @param string $html   The image HTML markup.
+     */
+    return apply_filters( 'image_add_caption_shortcode', $shcode, $html );
 }
 
 /**
@@ -256,8 +256,8 @@ 
  * @since 3.4.0
  */
 function _cleanup_image_add_caption( $matches ) {
-	// Remove any line breaks from inside the tags.
-	return preg_replace( '/[\r\n\t]+/', ' ', $matches[0] );
+    // Remove any line breaks from inside the tags.
+    return preg_replace( '/[\r\n\t]+/', ' ', $matches[0] );
 }
 
 /**
@@ -268,13 +268,13 @@ 
  * @param string $html
  */
 function media_send_to_editor( $html ) {
-	?>
+    ?>
 	<script type="text/javascript">
 	var win = window.dialogArguments || opener || parent || top;
 	win.send_to_editor( <?php echo wp_json_encode( $html ); ?> );
 	</script>
 	<?php
-	exit;
+    exit;
 }
 
 /**
@@ -290,147 +290,147 @@ 
  * @return int|WP_Error ID of the attachment or a WP_Error object on failure.
  */
 function media_handle_upload( $file_id, $post_id, $post_data = array(), $overrides = array( 'test_form' => false ) ) {
-	$time = current_time( 'mysql' );
-	$post = get_post( $post_id );
-
-	if ( $post ) {
-		// The post date doesn't usually matter for pages, so don't backdate this upload.
-		if ( 'page' !== $post->post_type && substr( $post->post_date, 0, 4 ) > 0 ) {
-			$time = $post->post_date;
-		}
-	}
-
-	$file = wp_handle_upload( $_FILES[ $file_id ], $overrides, $time );
-
-	if ( isset( $file['error'] ) ) {
-		return new WP_Error( 'upload_error', $file['error'] );
-	}
-
-	$name = $_FILES[ $file_id ]['name'];
-	$ext  = pathinfo( $name, PATHINFO_EXTENSION );
-	$name = wp_basename( $name, ".$ext" );
-
-	$url     = $file['url'];
-	$type    = $file['type'];
-	$file    = $file['file'];
-	$title   = sanitize_text_field( $name );
-	$content = '';
-	$excerpt = '';
-
-	if ( preg_match( '#^audio#', $type ) ) {
-		$meta = wp_read_audio_metadata( $file );
-
-		if ( ! empty( $meta['title'] ) ) {
-			$title = $meta['title'];
-		}
-
-		if ( ! empty( $title ) ) {
-
-			if ( ! empty( $meta['album'] ) && ! empty( $meta['artist'] ) ) {
-				/* translators: 1: Audio track title, 2: Album title, 3: Artist name. */
-				$content .= sprintf( __( '"%1$s" from %2$s by %3$s.' ), $title, $meta['album'], $meta['artist'] );
-			} elseif ( ! empty( $meta['album'] ) ) {
-				/* translators: 1: Audio track title, 2: Album title. */
-				$content .= sprintf( __( '"%1$s" from %2$s.' ), $title, $meta['album'] );
-			} elseif ( ! empty( $meta['artist'] ) ) {
-				/* translators: 1: Audio track title, 2: Artist name. */
-				$content .= sprintf( __( '"%1$s" by %2$s.' ), $title, $meta['artist'] );
-			} else {
-				/* translators: %s: Audio track title. */
-				$content .= sprintf( __( '"%s".' ), $title );
-			}
-		} elseif ( ! empty( $meta['album'] ) ) {
-
-			if ( ! empty( $meta['artist'] ) ) {
-				/* translators: 1: Audio album title, 2: Artist name. */
-				$content .= sprintf( __( '%1$s by %2$s.' ), $meta['album'], $meta['artist'] );
-			} else {
-				$content .= $meta['album'] . '.';
-			}
-		} elseif ( ! empty( $meta['artist'] ) ) {
-
-			$content .= $meta['artist'] . '.';
-
-		}
-
-		if ( ! empty( $meta['year'] ) ) {
-			/* translators: Audio file track information. %d: Year of audio track release. */
-			$content .= ' ' . sprintf( __( 'Released: %d.' ), $meta['year'] );
-		}
-
-		if ( ! empty( $meta['track_number'] ) ) {
-			$track_number = explode( '/', $meta['track_number'] );
-
-			if ( is_numeric( $track_number[0] ) ) {
-				if ( isset( $track_number[1] ) && is_numeric( $track_number[1] ) ) {
-					$content .= ' ' . sprintf(
-						/* translators: Audio file track information. 1: Audio track number, 2: Total audio tracks. */
-						__( 'Track %1$s of %2$s.' ),
-						number_format_i18n( $track_number[0] ),
-						number_format_i18n( $track_number[1] )
-					);
-				} else {
-					$content .= ' ' . sprintf(
-						/* translators: Audio file track information. %s: Audio track number. */
-						__( 'Track %s.' ),
-						number_format_i18n( $track_number[0] )
-					);
-				}
-			}
-		}
-
-		if ( ! empty( $meta['genre'] ) ) {
-			/* translators: Audio file genre information. %s: Audio genre name. */
-			$content .= ' ' . sprintf( __( 'Genre: %s.' ), $meta['genre'] );
-		}
-
-		// Use image exif/iptc data for title and caption defaults if possible.
-	} elseif ( 0 === strpos( $type, 'image/' ) ) {
-		$image_meta = wp_read_image_metadata( $file );
-
-		if ( $image_meta ) {
-			if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
-				$title = $image_meta['title'];
-			}
-
-			if ( trim( $image_meta['caption'] ) ) {
-				$excerpt = $image_meta['caption'];
-			}
-		}
-	}
-
-	// Construct the attachment array.
-	$attachment = array_merge(
-		array(
-			'post_mime_type' => $type,
-			'guid'           => $url,
-			'post_parent'    => $post_id,
-			'post_title'     => $title,
-			'post_content'   => $content,
-			'post_excerpt'   => $excerpt,
-		),
-		$post_data
-	);
-
-	// This should never be set as it would then overwrite an existing attachment.
-	unset( $attachment['ID'] );
-
-	// Save the data.
-	$attachment_id = wp_insert_attachment( $attachment, $file, $post_id, true );
-
-	if ( ! is_wp_error( $attachment_id ) ) {
-		// Set a custom header with the attachment_id.
-		// Used by the browser/client to resume creating image sub-sizes after a PHP fatal error.
-		if ( ! headers_sent() ) {
-			header( 'X-WP-Upload-Attachment-ID: ' . $attachment_id );
-		}
-
-		// The image sub-sizes are created during wp_generate_attachment_metadata().
-		// This is generally slow and may cause timeouts or out of memory errors.
-		wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
-	}
-
-	return $attachment_id;
+    $time = current_time( 'mysql' );
+    $post = get_post( $post_id );
+
+    if ( $post ) {
+        // The post date doesn't usually matter for pages, so don't backdate this upload.
+        if ( 'page' !== $post->post_type && substr( $post->post_date, 0, 4 ) > 0 ) {
+            $time = $post->post_date;
+        }
+    }
+
+    $file = wp_handle_upload( $_FILES[ $file_id ], $overrides, $time );
+
+    if ( isset( $file['error'] ) ) {
+        return new WP_Error( 'upload_error', $file['error'] );
+    }
+
+    $name = $_FILES[ $file_id ]['name'];
+    $ext  = pathinfo( $name, PATHINFO_EXTENSION );
+    $name = wp_basename( $name, ".$ext" );
+
+    $url     = $file['url'];
+    $type    = $file['type'];
+    $file    = $file['file'];
+    $title   = sanitize_text_field( $name );
+    $content = '';
+    $excerpt = '';
+
+    if ( preg_match( '#^audio#', $type ) ) {
+        $meta = wp_read_audio_metadata( $file );
+
+        if ( ! empty( $meta['title'] ) ) {
+            $title = $meta['title'];
+        }
+
+        if ( ! empty( $title ) ) {
+
+            if ( ! empty( $meta['album'] ) && ! empty( $meta['artist'] ) ) {
+                /* translators: 1: Audio track title, 2: Album title, 3: Artist name. */
+                $content .= sprintf( __( '"%1$s" from %2$s by %3$s.' ), $title, $meta['album'], $meta['artist'] );
+            } elseif ( ! empty( $meta['album'] ) ) {
+                /* translators: 1: Audio track title, 2: Album title. */
+                $content .= sprintf( __( '"%1$s" from %2$s.' ), $title, $meta['album'] );
+            } elseif ( ! empty( $meta['artist'] ) ) {
+                /* translators: 1: Audio track title, 2: Artist name. */
+                $content .= sprintf( __( '"%1$s" by %2$s.' ), $title, $meta['artist'] );
+            } else {
+                /* translators: %s: Audio track title. */
+                $content .= sprintf( __( '"%s".' ), $title );
+            }
+        } elseif ( ! empty( $meta['album'] ) ) {
+
+            if ( ! empty( $meta['artist'] ) ) {
+                /* translators: 1: Audio album title, 2: Artist name. */
+                $content .= sprintf( __( '%1$s by %2$s.' ), $meta['album'], $meta['artist'] );
+            } else {
+                $content .= $meta['album'] . '.';
+            }
+        } elseif ( ! empty( $meta['artist'] ) ) {
+
+            $content .= $meta['artist'] . '.';
+
+        }
+
+        if ( ! empty( $meta['year'] ) ) {
+            /* translators: Audio file track information. %d: Year of audio track release. */
+            $content .= ' ' . sprintf( __( 'Released: %d.' ), $meta['year'] );
+        }
+
+        if ( ! empty( $meta['track_number'] ) ) {
+            $track_number = explode( '/', $meta['track_number'] );
+
+            if ( is_numeric( $track_number[0] ) ) {
+                if ( isset( $track_number[1] ) && is_numeric( $track_number[1] ) ) {
+                    $content .= ' ' . sprintf(
+                        /* translators: Audio file track information. 1: Audio track number, 2: Total audio tracks. */
+                        __( 'Track %1$s of %2$s.' ),
+                        number_format_i18n( $track_number[0] ),
+                        number_format_i18n( $track_number[1] )
+                    );
+                } else {
+                    $content .= ' ' . sprintf(
+                        /* translators: Audio file track information. %s: Audio track number. */
+                        __( 'Track %s.' ),
+                        number_format_i18n( $track_number[0] )
+                    );
+                }
+            }
+        }
+
+        if ( ! empty( $meta['genre'] ) ) {
+            /* translators: Audio file genre information. %s: Audio genre name. */
+            $content .= ' ' . sprintf( __( 'Genre: %s.' ), $meta['genre'] );
+        }
+
+        // Use image exif/iptc data for title and caption defaults if possible.
+    } elseif ( 0 === strpos( $type, 'image/' ) ) {
+        $image_meta = wp_read_image_metadata( $file );
+
+        if ( $image_meta ) {
+            if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
+                $title = $image_meta['title'];
+            }
+
+            if ( trim( $image_meta['caption'] ) ) {
+                $excerpt = $image_meta['caption'];
+            }
+        }
+    }
+
+    // Construct the attachment array.
+    $attachment = array_merge(
+        array(
+            'post_mime_type' => $type,
+            'guid'           => $url,
+            'post_parent'    => $post_id,
+            'post_title'     => $title,
+            'post_content'   => $content,
+            'post_excerpt'   => $excerpt,
+        ),
+        $post_data
+    );
+
+    // This should never be set as it would then overwrite an existing attachment.
+    unset( $attachment['ID'] );
+
+    // Save the data.
+    $attachment_id = wp_insert_attachment( $attachment, $file, $post_id, true );
+
+    if ( ! is_wp_error( $attachment_id ) ) {
+        // Set a custom header with the attachment_id.
+        // Used by the browser/client to resume creating image sub-sizes after a PHP fatal error.
+        if ( ! headers_sent() ) {
+            header( 'X-WP-Upload-Attachment-ID: ' . $attachment_id );
+        }
+
+        // The image sub-sizes are created during wp_generate_attachment_metadata().
+        // This is generally slow and may cause timeouts or out of memory errors.
+        wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
+    }
+
+    return $attachment_id;
 }
 
 /**
@@ -446,71 +446,71 @@ 
  * @return int|WP_Error The ID of the attachment or a WP_Error on failure.
  */
 function media_handle_sideload( $file_array, $post_id = 0, $desc = null, $post_data = array() ) {
-	$overrides = array( 'test_form' => false );
-
-	if ( isset( $post_data['post_date'] ) && substr( $post_data['post_date'], 0, 4 ) > 0 ) {
-		$time = $post_data['post_date'];
-	} else {
-		$post = get_post( $post_id );
-		if ( $post && substr( $post->post_date, 0, 4 ) > 0 ) {
-			$time = $post->post_date;
-		} else {
-			$time = current_time( 'mysql' );
-		}
-	}
-
-	$file = wp_handle_sideload( $file_array, $overrides, $time );
-
-	if ( isset( $file['error'] ) ) {
-		return new WP_Error( 'upload_error', $file['error'] );
-	}
-
-	$url     = $file['url'];
-	$type    = $file['type'];
-	$file    = $file['file'];
-	$title   = preg_replace( '/\.[^.]+$/', '', wp_basename( $file ) );
-	$content = '';
-
-	// Use image exif/iptc data for title and caption defaults if possible.
-	$image_meta = wp_read_image_metadata( $file );
-
-	if ( $image_meta ) {
-		if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
-			$title = $image_meta['title'];
-		}
-
-		if ( trim( $image_meta['caption'] ) ) {
-			$content = $image_meta['caption'];
-		}
-	}
-
-	if ( isset( $desc ) ) {
-		$title = $desc;
-	}
-
-	// Construct the attachment array.
-	$attachment = array_merge(
-		array(
-			'post_mime_type' => $type,
-			'guid'           => $url,
-			'post_parent'    => $post_id,
-			'post_title'     => $title,
-			'post_content'   => $content,
-		),
-		$post_data
-	);
-
-	// This should never be set as it would then overwrite an existing attachment.
-	unset( $attachment['ID'] );
-
-	// Save the attachment metadata.
-	$attachment_id = wp_insert_attachment( $attachment, $file, $post_id, true );
-
-	if ( ! is_wp_error( $attachment_id ) ) {
-		wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
-	}
-
-	return $attachment_id;
+    $overrides = array( 'test_form' => false );
+
+    if ( isset( $post_data['post_date'] ) && substr( $post_data['post_date'], 0, 4 ) > 0 ) {
+        $time = $post_data['post_date'];
+    } else {
+        $post = get_post( $post_id );
+        if ( $post && substr( $post->post_date, 0, 4 ) > 0 ) {
+            $time = $post->post_date;
+        } else {
+            $time = current_time( 'mysql' );
+        }
+    }
+
+    $file = wp_handle_sideload( $file_array, $overrides, $time );
+
+    if ( isset( $file['error'] ) ) {
+        return new WP_Error( 'upload_error', $file['error'] );
+    }
+
+    $url     = $file['url'];
+    $type    = $file['type'];
+    $file    = $file['file'];
+    $title   = preg_replace( '/\.[^.]+$/', '', wp_basename( $file ) );
+    $content = '';
+
+    // Use image exif/iptc data for title and caption defaults if possible.
+    $image_meta = wp_read_image_metadata( $file );
+
+    if ( $image_meta ) {
+        if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
+            $title = $image_meta['title'];
+        }
+
+        if ( trim( $image_meta['caption'] ) ) {
+            $content = $image_meta['caption'];
+        }
+    }
+
+    if ( isset( $desc ) ) {
+        $title = $desc;
+    }
+
+    // Construct the attachment array.
+    $attachment = array_merge(
+        array(
+            'post_mime_type' => $type,
+            'guid'           => $url,
+            'post_parent'    => $post_id,
+            'post_title'     => $title,
+            'post_content'   => $content,
+        ),
+        $post_data
+    );
+
+    // This should never be set as it would then overwrite an existing attachment.
+    unset( $attachment['ID'] );
+
+    // Save the attachment metadata.
+    $attachment_id = wp_insert_attachment( $attachment, $file, $post_id, true );
+
+    if ( ! is_wp_error( $attachment_id ) ) {
+        wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
+    }
+
+    return $attachment_id;
 }
 
 /**
@@ -526,81 +526,81 @@ 
  * @param mixed    ...$args      Optional additional parameters to pass to the callback function when it's called.
  */
 function wp_iframe( $content_func, ...$args ) {
-	_wp_admin_html_begin();
-	?>
+    _wp_admin_html_begin();
+    ?>
 	<title><?php bloginfo( 'name' ); ?> &rsaquo; <?php _e( 'Uploads' ); ?> &#8212; <?php _e( 'WordPress' ); ?></title>
 	<?php
 
-	wp_enqueue_style( 'colors' );
-	// Check callback name for 'media'.
-	if (
-		( is_array( $content_func ) && ! empty( $content_func[1] ) && 0 === strpos( (string) $content_func[1], 'media' ) ) ||
-		( ! is_array( $content_func ) && 0 === strpos( $content_func, 'media' ) )
-	) {
-		wp_enqueue_style( 'deprecated-media' );
-	}
+    wp_enqueue_style( 'colors' );
+    // Check callback name for 'media'.
+    if (
+        ( is_array( $content_func ) && ! empty( $content_func[1] ) && 0 === strpos( (string) $content_func[1], 'media' ) ) ||
+        ( ! is_array( $content_func ) && 0 === strpos( $content_func, 'media' ) )
+    ) {
+        wp_enqueue_style( 'deprecated-media' );
+    }
 
-	?>
+    ?>
 	<script type="text/javascript">
 	addLoadEvent = function(func){if(typeof jQuery!=='undefined')jQuery(function(){func();});else if(typeof wpOnload!=='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
 	var ajaxurl = '<?php echo esc_js( admin_url( 'admin-ajax.php', 'relative' ) ); ?>', pagenow = 'media-upload-popup', adminpage = 'media-upload-popup',
 	isRtl = <?php echo (int) is_rtl(); ?>;
 	</script>
 	<?php
-	/** This action is documented in wp-admin/admin-header.php */
-	do_action( 'admin_enqueue_scripts', 'media-upload-popup' );
-
-	/**
-	 * Fires when admin styles enqueued for the legacy (pre-3.5.0) media upload popup are printed.
-	 *
-	 * @since 2.9.0
-	 */
-	do_action( 'admin_print_styles-media-upload-popup' );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	/** This action is documented in wp-admin/admin-header.php */
-	do_action( 'admin_print_styles' );
-
-	/**
-	 * Fires when admin scripts enqueued for the legacy (pre-3.5.0) media upload popup are printed.
-	 *
-	 * @since 2.9.0
-	 */
-	do_action( 'admin_print_scripts-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	/** This action is documented in wp-admin/admin-header.php */
-	do_action( 'admin_print_scripts' );
-
-	/**
-	 * Fires when scripts enqueued for the admin header for the legacy (pre-3.5.0)
-	 * media upload popup are printed.
-	 *
-	 * @since 2.9.0
-	 */
-	do_action( 'admin_head-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	/** This action is documented in wp-admin/admin-header.php */
-	do_action( 'admin_head' );
-
-	if ( is_string( $content_func ) ) {
-		/**
-		 * Fires in the admin header for each specific form tab in the legacy
-		 * (pre-3.5.0) media upload popup.
-		 *
-		 * The dynamic portion of the hook name, `$content_func`, refers to the form
-		 * callback for the media upload type.
-		 *
-		 * @since 2.5.0
-		 */
-		do_action( "admin_head_{$content_func}" );
-	}
-
-	$body_id_attr = '';
-
-	if ( isset( $GLOBALS['body_id'] ) ) {
-		$body_id_attr = ' id="' . $GLOBALS['body_id'] . '"';
-	}
-
-	?>
+    /** This action is documented in wp-admin/admin-header.php */
+    do_action( 'admin_enqueue_scripts', 'media-upload-popup' );
+
+    /**
+     * Fires when admin styles enqueued for the legacy (pre-3.5.0) media upload popup are printed.
+     *
+     * @since 2.9.0
+     */
+    do_action( 'admin_print_styles-media-upload-popup' );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    /** This action is documented in wp-admin/admin-header.php */
+    do_action( 'admin_print_styles' );
+
+    /**
+     * Fires when admin scripts enqueued for the legacy (pre-3.5.0) media upload popup are printed.
+     *
+     * @since 2.9.0
+     */
+    do_action( 'admin_print_scripts-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    /** This action is documented in wp-admin/admin-header.php */
+    do_action( 'admin_print_scripts' );
+
+    /**
+     * Fires when scripts enqueued for the admin header for the legacy (pre-3.5.0)
+     * media upload popup are printed.
+     *
+     * @since 2.9.0
+     */
+    do_action( 'admin_head-media-upload-popup' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    /** This action is documented in wp-admin/admin-header.php */
+    do_action( 'admin_head' );
+
+    if ( is_string( $content_func ) ) {
+        /**
+         * Fires in the admin header for each specific form tab in the legacy
+         * (pre-3.5.0) media upload popup.
+         *
+         * The dynamic portion of the hook name, `$content_func`, refers to the form
+         * callback for the media upload type.
+         *
+         * @since 2.5.0
+         */
+        do_action( "admin_head_{$content_func}" );
+    }
+
+    $body_id_attr = '';
+
+    if ( isset( $GLOBALS['body_id'] ) ) {
+        $body_id_attr = ' id="' . $GLOBALS['body_id'] . '"';
+    }
+
+    ?>
 	</head>
 	<body<?php echo $body_id_attr; ?> class="wp-core-ui no-js">
 	<script type="text/javascript">
@@ -608,12 +608,12 @@ 
 	</script>
 	<?php
 
-	call_user_func_array( $content_func, $args );
+    call_user_func_array( $content_func, $args );
 
-	/** This action is documented in wp-admin/admin-footer.php */
-	do_action( 'admin_print_footer_scripts' );
+    /** This action is documented in wp-admin/admin-footer.php */
+    do_action( 'admin_print_footer_scripts' );
 
-	?>
+    ?>
 	<script type="text/javascript">if(typeof wpOnload==='function')wpOnload();</script>
 	</body>
 	</html>
@@ -630,47 +630,47 @@ 
  * @param string $editor_id
  */
 function media_buttons( $editor_id = 'content' ) {
-	static $instance = 0;
-	$instance++;
-
-	$post = get_post();
-
-	if ( ! $post && ! empty( $GLOBALS['post_ID'] ) ) {
-		$post = $GLOBALS['post_ID'];
-	}
-
-	wp_enqueue_media( array( 'post' => $post ) );
-
-	$img = '<span class="wp-media-buttons-icon"></span> ';
-
-	$id_attribute = 1 === $instance ? ' id="insert-media-button"' : '';
-
-	printf(
-		'<button type="button"%s class="button insert-media add_media" data-editor="%s">%s</button>',
-		$id_attribute,
-		esc_attr( $editor_id ),
-		$img . __( 'Add Media' )
-	);
-
-	/**
-	 * Filters the legacy (pre-3.5.0) media buttons.
-	 *
-	 * Use {@see 'media_buttons'} action instead.
-	 *
-	 * @since 2.5.0
-	 * @deprecated 3.5.0 Use {@see 'media_buttons'} action instead.
-	 *
-	 * @param string $string Media buttons context. Default empty.
-	 */
-	$legacy_filter = apply_filters_deprecated( 'media_buttons_context', array( '' ), '3.5.0', 'media_buttons' );
-
-	if ( $legacy_filter ) {
-		// #WP22559. Close <a> if a plugin started by closing <a> to open their own <a> tag.
-		if ( 0 === stripos( trim( $legacy_filter ), '</a>' ) ) {
-			$legacy_filter .= '</a>';
-		}
-		echo $legacy_filter;
-	}
+    static $instance = 0;
+    $instance++;
+
+    $post = get_post();
+
+    if ( ! $post && ! empty( $GLOBALS['post_ID'] ) ) {
+        $post = $GLOBALS['post_ID'];
+    }
+
+    wp_enqueue_media( array( 'post' => $post ) );
+
+    $img = '<span class="wp-media-buttons-icon"></span> ';
+
+    $id_attribute = 1 === $instance ? ' id="insert-media-button"' : '';
+
+    printf(
+        '<button type="button"%s class="button insert-media add_media" data-editor="%s">%s</button>',
+        $id_attribute,
+        esc_attr( $editor_id ),
+        $img . __( 'Add Media' )
+    );
+
+    /**
+     * Filters the legacy (pre-3.5.0) media buttons.
+     *
+     * Use {@see 'media_buttons'} action instead.
+     *
+     * @since 2.5.0
+     * @deprecated 3.5.0 Use {@see 'media_buttons'} action instead.
+     *
+     * @param string $string Media buttons context. Default empty.
+     */
+    $legacy_filter = apply_filters_deprecated( 'media_buttons_context', array( '' ), '3.5.0', 'media_buttons' );
+
+    if ( $legacy_filter ) {
+        // #WP22559. Close <a> if a plugin started by closing <a> to open their own <a> tag.
+        if ( 0 === stripos( trim( $legacy_filter ), '</a>' ) ) {
+            $legacy_filter .= '</a>';
+        }
+        echo $legacy_filter;
+    }
 }
 
 /**
@@ -681,40 +681,40 @@ 
  * @return string
  */
 function get_upload_iframe_src( $type = null, $post_id = null, $tab = null ) {
-	global $post_ID;
-
-	if ( empty( $post_id ) ) {
-		$post_id = $post_ID;
-	}
-
-	$upload_iframe_src = add_query_arg( 'post_id', (int) $post_id, admin_url( 'media-upload.php' ) );
-
-	if ( $type && 'media' !== $type ) {
-		$upload_iframe_src = add_query_arg( 'type', $type, $upload_iframe_src );
-	}
-
-	if ( ! empty( $tab ) ) {
-		$upload_iframe_src = add_query_arg( 'tab', $tab, $upload_iframe_src );
-	}
-
-	/**
-	 * Filters the upload iframe source URL for a specific media type.
-	 *
-	 * The dynamic portion of the hook name, `$type`, refers to the type
-	 * of media uploaded.
-	 *
-	 * Possible hook names include:
-	 *
-	 *  - `image_upload_iframe_src`
-	 *  - `media_upload_iframe_src`
-	 *
-	 * @since 3.0.0
-	 *
-	 * @param string $upload_iframe_src The upload iframe source URL.
-	 */
-	$upload_iframe_src = apply_filters( "{$type}_upload_iframe_src", $upload_iframe_src );
-
-	return add_query_arg( 'TB_iframe', true, $upload_iframe_src );
+    global $post_ID;
+
+    if ( empty( $post_id ) ) {
+        $post_id = $post_ID;
+    }
+
+    $upload_iframe_src = add_query_arg( 'post_id', (int) $post_id, admin_url( 'media-upload.php' ) );
+
+    if ( $type && 'media' !== $type ) {
+        $upload_iframe_src = add_query_arg( 'type', $type, $upload_iframe_src );
+    }
+
+    if ( ! empty( $tab ) ) {
+        $upload_iframe_src = add_query_arg( 'tab', $tab, $upload_iframe_src );
+    }
+
+    /**
+     * Filters the upload iframe source URL for a specific media type.
+     *
+     * The dynamic portion of the hook name, `$type`, refers to the type
+     * of media uploaded.
+     *
+     * Possible hook names include:
+     *
+     *  - `image_upload_iframe_src`
+     *  - `media_upload_iframe_src`
+     *
+     * @since 3.0.0
+     *
+     * @param string $upload_iframe_src The upload iframe source URL.
+     */
+    $upload_iframe_src = apply_filters( "{$type}_upload_iframe_src", $upload_iframe_src );
+
+    return add_query_arg( 'TB_iframe', true, $upload_iframe_src );
 }
 
 /**
@@ -725,128 +725,128 @@ 
  * @return null|array|void Array of error messages keyed by attachment ID, null or void on success.
  */
 function media_upload_form_handler() {
-	check_admin_referer( 'media-form' );
-
-	$errors = null;
-
-	if ( isset( $_POST['send'] ) ) {
-		$keys    = array_keys( $_POST['send'] );
-		$send_id = (int) reset( $keys );
-	}
-
-	if ( ! empty( $_POST['attachments'] ) ) {
-		foreach ( $_POST['attachments'] as $attachment_id => $attachment ) {
-			$post  = get_post( $attachment_id, ARRAY_A );
-			$_post = $post;
-
-			if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
-				continue;
-			}
-
-			if ( isset( $attachment['post_content'] ) ) {
-				$post['post_content'] = $attachment['post_content'];
-			}
-
-			if ( isset( $attachment['post_title'] ) ) {
-				$post['post_title'] = $attachment['post_title'];
-			}
-
-			if ( isset( $attachment['post_excerpt'] ) ) {
-				$post['post_excerpt'] = $attachment['post_excerpt'];
-			}
-
-			if ( isset( $attachment['menu_order'] ) ) {
-				$post['menu_order'] = $attachment['menu_order'];
-			}
-
-			if ( isset( $send_id ) && $attachment_id == $send_id ) {
-				if ( isset( $attachment['post_parent'] ) ) {
-					$post['post_parent'] = $attachment['post_parent'];
-				}
-			}
-
-			/**
-			 * Filters the attachment fields to be saved.
-			 *
-			 * @since 2.5.0
-			 *
-			 * @see wp_get_attachment_metadata()
-			 *
-			 * @param array $post       An array of post data.
-			 * @param array $attachment An array of attachment metadata.
-			 */
-			$post = apply_filters( 'attachment_fields_to_save', $post, $attachment );
-
-			if ( isset( $attachment['image_alt'] ) ) {
-				$image_alt = wp_unslash( $attachment['image_alt'] );
-
-				if ( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) !== $image_alt ) {
-					$image_alt = wp_strip_all_tags( $image_alt, true );
-
-					// update_post_meta() expects slashed.
-					update_post_meta( $attachment_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
-				}
-			}
-
-			if ( isset( $post['errors'] ) ) {
-				$errors[ $attachment_id ] = $post['errors'];
-				unset( $post['errors'] );
-			}
-
-			if ( $post != $_post ) {
-				wp_update_post( $post );
-			}
-
-			foreach ( get_attachment_taxonomies( $post ) as $t ) {
-				if ( isset( $attachment[ $t ] ) ) {
-					wp_set_object_terms( $attachment_id, array_map( 'trim', preg_split( '/,+/', $attachment[ $t ] ) ), $t, false );
-				}
-			}
-		}
-	}
-
-	if ( isset( $_POST['insert-gallery'] ) || isset( $_POST['update-gallery'] ) ) {
-		?>
+    check_admin_referer( 'media-form' );
+
+    $errors = null;
+
+    if ( isset( $_POST['send'] ) ) {
+        $keys    = array_keys( $_POST['send'] );
+        $send_id = (int) reset( $keys );
+    }
+
+    if ( ! empty( $_POST['attachments'] ) ) {
+        foreach ( $_POST['attachments'] as $attachment_id => $attachment ) {
+            $post  = get_post( $attachment_id, ARRAY_A );
+            $_post = $post;
+
+            if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
+                continue;
+            }
+
+            if ( isset( $attachment['post_content'] ) ) {
+                $post['post_content'] = $attachment['post_content'];
+            }
+
+            if ( isset( $attachment['post_title'] ) ) {
+                $post['post_title'] = $attachment['post_title'];
+            }
+
+            if ( isset( $attachment['post_excerpt'] ) ) {
+                $post['post_excerpt'] = $attachment['post_excerpt'];
+            }
+
+            if ( isset( $attachment['menu_order'] ) ) {
+                $post['menu_order'] = $attachment['menu_order'];
+            }
+
+            if ( isset( $send_id ) && $attachment_id == $send_id ) {
+                if ( isset( $attachment['post_parent'] ) ) {
+                    $post['post_parent'] = $attachment['post_parent'];
+                }
+            }
+
+            /**
+             * Filters the attachment fields to be saved.
+             *
+             * @since 2.5.0
+             *
+             * @see wp_get_attachment_metadata()
+             *
+             * @param array $post       An array of post data.
+             * @param array $attachment An array of attachment metadata.
+             */
+            $post = apply_filters( 'attachment_fields_to_save', $post, $attachment );
+
+            if ( isset( $attachment['image_alt'] ) ) {
+                $image_alt = wp_unslash( $attachment['image_alt'] );
+
+                if ( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) !== $image_alt ) {
+                    $image_alt = wp_strip_all_tags( $image_alt, true );
+
+                    // update_post_meta() expects slashed.
+                    update_post_meta( $attachment_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
+                }
+            }
+
+            if ( isset( $post['errors'] ) ) {
+                $errors[ $attachment_id ] = $post['errors'];
+                unset( $post['errors'] );
+            }
+
+            if ( $post != $_post ) {
+                wp_update_post( $post );
+            }
+
+            foreach ( get_attachment_taxonomies( $post ) as $t ) {
+                if ( isset( $attachment[ $t ] ) ) {
+                    wp_set_object_terms( $attachment_id, array_map( 'trim', preg_split( '/,+/', $attachment[ $t ] ) ), $t, false );
+                }
+            }
+        }
+    }
+
+    if ( isset( $_POST['insert-gallery'] ) || isset( $_POST['update-gallery'] ) ) {
+        ?>
 		<script type="text/javascript">
 		var win = window.dialogArguments || opener || parent || top;
 		win.tb_remove();
 		</script>
 		<?php
 
-		exit;
-	}
+        exit;
+    }
 
-	if ( isset( $send_id ) ) {
-		$attachment = wp_unslash( $_POST['attachments'][ $send_id ] );
-		$html       = isset( $attachment['post_title'] ) ? $attachment['post_title'] : '';
+    if ( isset( $send_id ) ) {
+        $attachment = wp_unslash( $_POST['attachments'][ $send_id ] );
+        $html       = isset( $attachment['post_title'] ) ? $attachment['post_title'] : '';
 
-		if ( ! empty( $attachment['url'] ) ) {
-			$rel = '';
+        if ( ! empty( $attachment['url'] ) ) {
+            $rel = '';
 
-			if ( strpos( $attachment['url'], 'attachment_id' ) || get_attachment_link( $send_id ) == $attachment['url'] ) {
-				$rel = " rel='attachment wp-att-" . esc_attr( $send_id ) . "'";
-			}
+            if ( strpos( $attachment['url'], 'attachment_id' ) || get_attachment_link( $send_id ) == $attachment['url'] ) {
+                $rel = " rel='attachment wp-att-" . esc_attr( $send_id ) . "'";
+            }
 
-			$html = "<a href='{$attachment['url']}'$rel>$html</a>";
-		}
+            $html = "<a href='{$attachment['url']}'$rel>$html</a>";
+        }
 
-		/**
-		 * Filters the HTML markup for a media item sent to the editor.
-		 *
-		 * @since 2.5.0
-		 *
-		 * @see wp_get_attachment_metadata()
-		 *
-		 * @param string $html       HTML markup for a media item sent to the editor.
-		 * @param int    $send_id    The first key from the $_POST['send'] data.
-		 * @param array  $attachment Array of attachment metadata.
-		 */
-		$html = apply_filters( 'media_send_to_editor', $html, $send_id, $attachment );
-
-		return media_send_to_editor( $html );
-	}
+        /**
+         * Filters the HTML markup for a media item sent to the editor.
+         *
+         * @since 2.5.0
+         *
+         * @see wp_get_attachment_metadata()
+         *
+         * @param string $html       HTML markup for a media item sent to the editor.
+         * @param int    $send_id    The first key from the $_POST['send'] data.
+         * @param array  $attachment Array of attachment metadata.
+         */
+        $html = apply_filters( 'media_send_to_editor', $html, $send_id, $attachment );
 
-	return $errors;
+        return media_send_to_editor( $html );
+    }
+
+    return $errors;
 }
 
 /**
@@ -857,126 +857,126 @@ 
  * @return null|string
  */
 function wp_media_upload_handler() {
-	$errors = array();
-	$id     = 0;
-
-	if ( isset( $_POST['html-upload'] ) && ! empty( $_FILES ) ) {
-		check_admin_referer( 'media-form' );
-		// Upload File button was clicked.
-		$id = media_handle_upload( 'async-upload', $_REQUEST['post_id'] );
-		unset( $_FILES );
-
-		if ( is_wp_error( $id ) ) {
-			$errors['upload_error'] = $id;
-			$id                     = false;
-		}
-	}
-
-	if ( ! empty( $_POST['insertonlybutton'] ) ) {
-		$src = $_POST['src'];
-
-		if ( ! empty( $src ) && ! strpos( $src, '://' ) ) {
-			$src = "http://$src";
-		}
-
-		if ( isset( $_POST['media_type'] ) && 'image' !== $_POST['media_type'] ) {
-			$title = esc_html( wp_unslash( $_POST['title'] ) );
-			if ( empty( $title ) ) {
-				$title = esc_html( wp_basename( $src ) );
-			}
-
-			if ( $title && $src ) {
-				$html = "<a href='" . esc_url( $src ) . "'>$title</a>";
-			}
-
-			$type = 'file';
-			$ext  = preg_replace( '/^.+?\.([^.]+)$/', '$1', $src );
-
-			if ( $ext ) {
-				$ext_type = wp_ext2type( $ext );
-				if ( 'audio' === $ext_type || 'video' === $ext_type ) {
-					$type = $ext_type;
-				}
-			}
-
-			/**
-			 * Filters the URL sent to the editor for a specific media type.
-			 *
-			 * The dynamic portion of the hook name, `$type`, refers to the type
-			 * of media being sent.
-			 *
-			 * Possible hook names include:
-			 *
-			 *  - `audio_send_to_editor_url`
-			 *  - `file_send_to_editor_url`
-			 *  - `video_send_to_editor_url`
-			 *
-			 * @since 3.3.0
-			 *
-			 * @param string $html  HTML markup sent to the editor.
-			 * @param string $src   Media source URL.
-			 * @param string $title Media title.
-			 */
-			$html = apply_filters( "{$type}_send_to_editor_url", $html, esc_url_raw( $src ), $title );
-		} else {
-			$align = '';
-			$alt   = esc_attr( wp_unslash( $_POST['alt'] ) );
-
-			if ( isset( $_POST['align'] ) ) {
-				$align = esc_attr( wp_unslash( $_POST['align'] ) );
-				$class = " class='align$align'";
-			}
-
-			if ( ! empty( $src ) ) {
-				$html = "<img src='" . esc_url( $src ) . "' alt='$alt'$class />";
-			}
-
-			/**
-			 * Filters the image URL sent to the editor.
-			 *
-			 * @since 2.8.0
-			 *
-			 * @param string $html  HTML markup sent to the editor for an image.
-			 * @param string $src   Image source URL.
-			 * @param string $alt   Image alternate, or alt, text.
-			 * @param string $align The image alignment. Default 'alignnone'. Possible values include
-			 *                      'alignleft', 'aligncenter', 'alignright', 'alignnone'.
-			 */
-			$html = apply_filters( 'image_send_to_editor_url', $html, esc_url_raw( $src ), $alt, $align );
-		}
-
-		return media_send_to_editor( $html );
-	}
-
-	if ( isset( $_POST['save'] ) ) {
-		$errors['upload_notice'] = __( 'Saved.' );
-		wp_enqueue_script( 'admin-gallery' );
-
-		return wp_iframe( 'media_upload_gallery_form', $errors );
-
-	} elseif ( ! empty( $_POST ) ) {
-		$return = media_upload_form_handler();
-
-		if ( is_string( $return ) ) {
-			return $return;
-		}
-
-		if ( is_array( $return ) ) {
-			$errors = $return;
-		}
-	}
-
-	if ( isset( $_GET['tab'] ) && 'type_url' === $_GET['tab'] ) {
-		$type = 'image';
-
-		if ( isset( $_GET['type'] ) && in_array( $_GET['type'], array( 'video', 'audio', 'file' ), true ) ) {
-			$type = $_GET['type'];
-		}
-
-		return wp_iframe( 'media_upload_type_url_form', $type, $errors, $id );
-	}
-
-	return wp_iframe( 'media_upload_type_form', 'image', $errors, $id );
+    $errors = array();
+    $id     = 0;
+
+    if ( isset( $_POST['html-upload'] ) && ! empty( $_FILES ) ) {
+        check_admin_referer( 'media-form' );
+        // Upload File button was clicked.
+        $id = media_handle_upload( 'async-upload', $_REQUEST['post_id'] );
+        unset( $_FILES );
+
+        if ( is_wp_error( $id ) ) {
+            $errors['upload_error'] = $id;
+            $id                     = false;
+        }
+    }
+
+    if ( ! empty( $_POST['insertonlybutton'] ) ) {
+        $src = $_POST['src'];
+
+        if ( ! empty( $src ) && ! strpos( $src, '://' ) ) {
+            $src = "http://$src";
+        }
+
+        if ( isset( $_POST['media_type'] ) && 'image' !== $_POST['media_type'] ) {
+            $title = esc_html( wp_unslash( $_POST['title'] ) );
+            if ( empty( $title ) ) {
+                $title = esc_html( wp_basename( $src ) );
+            }
+
+            if ( $title && $src ) {
+                $html = "<a href='" . esc_url( $src ) . "'>$title</a>";
+            }
+
+            $type = 'file';
+            $ext  = preg_replace( '/^.+?\.([^.]+)$/', '$1', $src );
+
+            if ( $ext ) {
+                $ext_type = wp_ext2type( $ext );
+                if ( 'audio' === $ext_type || 'video' === $ext_type ) {
+                    $type = $ext_type;
+                }
+            }
+
+            /**
+             * Filters the URL sent to the editor for a specific media type.
+             *
+             * The dynamic portion of the hook name, `$type`, refers to the type
+             * of media being sent.
+             *
+             * Possible hook names include:
+             *
+             *  - `audio_send_to_editor_url`
+             *  - `file_send_to_editor_url`
+             *  - `video_send_to_editor_url`
+             *
+             * @since 3.3.0
+             *
+             * @param string $html  HTML markup sent to the editor.
+             * @param string $src   Media source URL.
+             * @param string $title Media title.
+             */
+            $html = apply_filters( "{$type}_send_to_editor_url", $html, esc_url_raw( $src ), $title );
+        } else {
+            $align = '';
+            $alt   = esc_attr( wp_unslash( $_POST['alt'] ) );
+
+            if ( isset( $_POST['align'] ) ) {
+                $align = esc_attr( wp_unslash( $_POST['align'] ) );
+                $class = " class='align$align'";
+            }
+
+            if ( ! empty( $src ) ) {
+                $html = "<img src='" . esc_url( $src ) . "' alt='$alt'$class />";
+            }
+
+            /**
+             * Filters the image URL sent to the editor.
+             *
+             * @since 2.8.0
+             *
+             * @param string $html  HTML markup sent to the editor for an image.
+             * @param string $src   Image source URL.
+             * @param string $alt   Image alternate, or alt, text.
+             * @param string $align The image alignment. Default 'alignnone'. Possible values include
+             *                      'alignleft', 'aligncenter', 'alignright', 'alignnone'.
+             */
+            $html = apply_filters( 'image_send_to_editor_url', $html, esc_url_raw( $src ), $alt, $align );
+        }
+
+        return media_send_to_editor( $html );
+    }
+
+    if ( isset( $_POST['save'] ) ) {
+        $errors['upload_notice'] = __( 'Saved.' );
+        wp_enqueue_script( 'admin-gallery' );
+
+        return wp_iframe( 'media_upload_gallery_form', $errors );
+
+    } elseif ( ! empty( $_POST ) ) {
+        $return = media_upload_form_handler();
+
+        if ( is_string( $return ) ) {
+            return $return;
+        }
+
+        if ( is_array( $return ) ) {
+            $errors = $return;
+        }
+    }
+
+    if ( isset( $_GET['tab'] ) && 'type_url' === $_GET['tab'] ) {
+        $type = 'image';
+
+        if ( isset( $_GET['type'] ) && in_array( $_GET['type'], array( 'video', 'audio', 'file' ), true ) ) {
+            $type = $_GET['type'];
+        }
+
+        return wp_iframe( 'media_upload_type_url_form', $type, $errors, $id );
+    }
+
+    return wp_iframe( 'media_upload_type_form', 'image', $errors, $id );
 }
 
 /**
@@ -998,80 +998,80 @@ 
  *                             on success, WP_Error object otherwise.
  */
 function media_sideload_image( $file, $post_id = 0, $desc = null, $return_type = 'html' ) {
-	if ( ! empty( $file ) ) {
-
-		$allowed_extensions = array( 'jpg', 'jpeg', 'jpe', 'png', 'gif', 'webp' );
-
-		/**
-		 * Filters the list of allowed file extensions when sideloading an image from a URL.
-		 *
-		 * The default allowed extensions are:
-		 *
-		 *  - `jpg`
-		 *  - `jpeg`
-		 *  - `jpe`
-		 *  - `png`
-		 *  - `gif`
-		 *
-		 * @since 5.6.0
-		 *
-		 * @param string[] $allowed_extensions Array of allowed file extensions.
-		 * @param string   $file               The URL of the image to download.
-		 */
-		$allowed_extensions = apply_filters( 'image_sideload_extensions', $allowed_extensions, $file );
-		$allowed_extensions = array_map( 'preg_quote', $allowed_extensions );
-
-		// Set variables for storage, fix file filename for query strings.
-		preg_match( '/[^\?]+\.(' . implode( '|', $allowed_extensions ) . ')\b/i', $file, $matches );
-
-		if ( ! $matches ) {
-			return new WP_Error( 'image_sideload_failed', __( 'Invalid image URL.' ) );
-		}
-
-		$file_array         = array();
-		$file_array['name'] = wp_basename( $matches[0] );
-
-		// Download file to temp location.
-		$file_array['tmp_name'] = download_url( $file );
-
-		// If error storing temporarily, return the error.
-		if ( is_wp_error( $file_array['tmp_name'] ) ) {
-			return $file_array['tmp_name'];
-		}
-
-		// Do the validation and storage stuff.
-		$id = media_handle_sideload( $file_array, $post_id, $desc );
-
-		// If error storing permanently, unlink.
-		if ( is_wp_error( $id ) ) {
-			@unlink( $file_array['tmp_name'] );
-			return $id;
-		}
-
-		// Store the original attachment source in meta.
-		add_post_meta( $id, '_source_url', $file );
-
-		// If attachment ID was requested, return it.
-		if ( 'id' === $return_type ) {
-			return $id;
-		}
-
-		$src = wp_get_attachment_url( $id );
-	}
-
-	// Finally, check to make sure the file has been saved, then return the HTML.
-	if ( ! empty( $src ) ) {
-		if ( 'src' === $return_type ) {
-			return $src;
-		}
-
-		$alt  = isset( $desc ) ? esc_attr( $desc ) : '';
-		$html = "<img src='$src' alt='$alt' />";
-
-		return $html;
-	} else {
-		return new WP_Error( 'image_sideload_failed' );
-	}
+    if ( ! empty( $file ) ) {
+
+        $allowed_extensions = array( 'jpg', 'jpeg', 'jpe', 'png', 'gif', 'webp' );
+
+        /**
+         * Filters the list of allowed file extensions when sideloading an image from a URL.
+         *
+         * The default allowed extensions are:
+         *
+         *  - `jpg`
+         *  - `jpeg`
+         *  - `jpe`
+         *  - `png`
+         *  - `gif`
+         *
+         * @since 5.6.0
+         *
+         * @param string[] $allowed_extensions Array of allowed file extensions.
+         * @param string   $file               The URL of the image to download.
+         */
+        $allowed_extensions = apply_filters( 'image_sideload_extensions', $allowed_extensions, $file );
+        $allowed_extensions = array_map( 'preg_quote', $allowed_extensions );
+
+        // Set variables for storage, fix file filename for query strings.
+        preg_match( '/[^\?]+\.(' . implode( '|', $allowed_extensions ) . ')\b/i', $file, $matches );
+
+        if ( ! $matches ) {
+            return new WP_Error( 'image_sideload_failed', __( 'Invalid image URL.' ) );
+        }
+
+        $file_array         = array();
+        $file_array['name'] = wp_basename( $matches[0] );
+
+        // Download file to temp location.
+        $file_array['tmp_name'] = download_url( $file );
+
+        // If error storing temporarily, return the error.
+        if ( is_wp_error( $file_array['tmp_name'] ) ) {
+            return $file_array['tmp_name'];
+        }
+
+        // Do the validation and storage stuff.
+        $id = media_handle_sideload( $file_array, $post_id, $desc );
+
+        // If error storing permanently, unlink.
+        if ( is_wp_error( $id ) ) {
+            @unlink( $file_array['tmp_name'] );
+            return $id;
+        }
+
+        // Store the original attachment source in meta.
+        add_post_meta( $id, '_source_url', $file );
+
+        // If attachment ID was requested, return it.
+        if ( 'id' === $return_type ) {
+            return $id;
+        }
+
+        $src = wp_get_attachment_url( $id );
+    }
+
+    // Finally, check to make sure the file has been saved, then return the HTML.
+    if ( ! empty( $src ) ) {
+        if ( 'src' === $return_type ) {
+            return $src;
+        }
+
+        $alt  = isset( $desc ) ? esc_attr( $desc ) : '';
+        $html = "<img src='$src' alt='$alt' />";
+
+        return $html;
+    } else {
+        return new WP_Error( 'image_sideload_failed' );
+    }
 }
 
 /**
@@ -1082,22 +1082,22 @@ 
  * @return string|null
  */
 function media_upload_gallery() {
-	$errors = array();
+    $errors = array();
 
-	if ( ! empty( $_POST ) ) {
-		$return = media_upload_form_handler();
+    if ( ! empty( $_POST ) ) {
+        $return = media_upload_form_handler();
 
-		if ( is_string( $return ) ) {
-			return $return;
-		}
+        if ( is_string( $return ) ) {
+            return $return;
+        }
 
-		if ( is_array( $return ) ) {
-			$errors = $return;
-		}
-	}
+        if ( is_array( $return ) ) {
+            $errors = $return;
+        }
+    }
 
-	wp_enqueue_script( 'admin-gallery' );
-	return wp_iframe( 'media_upload_gallery_form', $errors );
+    wp_enqueue_script( 'admin-gallery' );
+    return wp_iframe( 'media_upload_gallery_form', $errors );
 }
 
 /**
@@ -1108,20 +1108,20 @@ 
  * @return string|null
  */
 function media_upload_library() {
-	$errors = array();
+    $errors = array();
 
-	if ( ! empty( $_POST ) ) {
-		$return = media_upload_form_handler();
+    if ( ! empty( $_POST ) ) {
+        $return = media_upload_form_handler();
 
-		if ( is_string( $return ) ) {
-			return $return;
-		}
-		if ( is_array( $return ) ) {
-			$errors = $return;
-		}
-	}
+        if ( is_string( $return ) ) {
+            return $return;
+        }
+        if ( is_array( $return ) ) {
+            $errors = $return;
+        }
+    }
 
-	return wp_iframe( 'media_upload_library_form', $errors );
+    return wp_iframe( 'media_upload_library_form', $errors );
 }
 
 /**
@@ -1135,31 +1135,31 @@ 
  */
 function image_align_input_fields( $post, $checked = '' ) {
 
-	if ( empty( $checked ) ) {
-		$checked = get_user_setting( 'align', 'none' );
-	}
+    if ( empty( $checked ) ) {
+        $checked = get_user_setting( 'align', 'none' );
+    }
 
-	$alignments = array(
-		'none'   => __( 'None' ),
-		'left'   => __( 'Left' ),
-		'center' => __( 'Center' ),
-		'right'  => __( 'Right' ),
-	);
+    $alignments = array(
+        'none'   => __( 'None' ),
+        'left'   => __( 'Left' ),
+        'center' => __( 'Center' ),
+        'right'  => __( 'Right' ),
+    );
 
-	if ( ! array_key_exists( (string) $checked, $alignments ) ) {
-		$checked = 'none';
-	}
+    if ( ! array_key_exists( (string) $checked, $alignments ) ) {
+        $checked = 'none';
+    }
 
-	$out = array();
+    $out = array();
 
-	foreach ( $alignments as $name => $label ) {
-		$name  = esc_attr( $name );
-		$out[] = "<input type='radio' name='attachments[{$post->ID}][align]' id='image-align-{$name}-{$post->ID}' value='$name'" .
-			( $checked == $name ? " checked='checked'" : '' ) .
-			" /><label for='image-align-{$name}-{$post->ID}' class='align image-align-{$name}-label'>$label</label>";
-	}
+    foreach ( $alignments as $name => $label ) {
+        $name  = esc_attr( $name );
+        $out[] = "<input type='radio' name='attachments[{$post->ID}][align]' id='image-align-{$name}-{$post->ID}' value='$name'" .
+            ( $checked == $name ? " checked='checked'" : '' ) .
+            " /><label for='image-align-{$name}-{$post->ID}' class='align image-align-{$name}-label'>$label</label>";
+    }
 
-	return implode( "\n", $out );
+    return implode( "\n", $out );
 }
 
 /**
@@ -1172,72 +1172,72 @@ 
  * @return array
  */
 function image_size_input_fields( $post, $check = '' ) {
-	/**
-	 * Filters the names and labels of the default image sizes.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param string[] $size_names Array of image size labels keyed by their name. Default values
-	 *                             include 'Thumbnail', 'Medium', 'Large', and 'Full Size'.
-	 */
-	$size_names = apply_filters(
-		'image_size_names_choose',
-		array(
-			'thumbnail' => __( 'Thumbnail' ),
-			'medium'    => __( 'Medium' ),
-			'large'     => __( 'Large' ),
-			'full'      => __( 'Full Size' ),
-		)
-	);
-
-	if ( empty( $check ) ) {
-		$check = get_user_setting( 'imgsize', 'medium' );
-	}
-
-	$out = array();
-
-	foreach ( $size_names as $size => $label ) {
-		$downsize = image_downsize( $post->ID, $size );
-		$checked  = '';
-
-		// Is this size selectable?
-		$enabled = ( $downsize[3] || 'full' === $size );
-		$css_id  = "image-size-{$size}-{$post->ID}";
-
-		// If this size is the default but that's not available, don't select it.
-		if ( $size == $check ) {
-			if ( $enabled ) {
-				$checked = " checked='checked'";
-			} else {
-				$check = '';
-			}
-		} elseif ( ! $check && $enabled && 'thumbnail' !== $size ) {
-			/*
+    /**
+     * Filters the names and labels of the default image sizes.
+     *
+     * @since 3.3.0
+     *
+     * @param string[] $size_names Array of image size labels keyed by their name. Default values
+     *                             include 'Thumbnail', 'Medium', 'Large', and 'Full Size'.
+     */
+    $size_names = apply_filters(
+        'image_size_names_choose',
+        array(
+            'thumbnail' => __( 'Thumbnail' ),
+            'medium'    => __( 'Medium' ),
+            'large'     => __( 'Large' ),
+            'full'      => __( 'Full Size' ),
+        )
+    );
+
+    if ( empty( $check ) ) {
+        $check = get_user_setting( 'imgsize', 'medium' );
+    }
+
+    $out = array();
+
+    foreach ( $size_names as $size => $label ) {
+        $downsize = image_downsize( $post->ID, $size );
+        $checked  = '';
+
+        // Is this size selectable?
+        $enabled = ( $downsize[3] || 'full' === $size );
+        $css_id  = "image-size-{$size}-{$post->ID}";
+
+        // If this size is the default but that's not available, don't select it.
+        if ( $size == $check ) {
+            if ( $enabled ) {
+                $checked = " checked='checked'";
+            } else {
+                $check = '';
+            }
+        } elseif ( ! $check && $enabled && 'thumbnail' !== $size ) {
+            /*
 			 * If $check is not enabled, default to the first available size
 			 * that's bigger than a thumbnail.
 			 */
-			$check   = $size;
-			$checked = " checked='checked'";
-		}
+            $check   = $size;
+            $checked = " checked='checked'";
+        }
 
-		$html = "<div class='image-size-item'><input type='radio' " . disabled( $enabled, false, false ) . "name='attachments[$post->ID][image-size]' id='{$css_id}' value='{$size}'$checked />";
+        $html = "<div class='image-size-item'><input type='radio' " . disabled( $enabled, false, false ) . "name='attachments[$post->ID][image-size]' id='{$css_id}' value='{$size}'$checked />";
 
-		$html .= "<label for='{$css_id}'>$label</label>";
+        $html .= "<label for='{$css_id}'>$label</label>";
 
-		// Only show the dimensions if that choice is available.
-		if ( $enabled ) {
-			$html .= " <label for='{$css_id}' class='help'>" . sprintf( '(%d&nbsp;&times;&nbsp;%d)', $downsize[1], $downsize[2] ) . '</label>';
-		}
-		$html .= '</div>';
+        // Only show the dimensions if that choice is available.
+        if ( $enabled ) {
+            $html .= " <label for='{$css_id}' class='help'>" . sprintf( '(%d&nbsp;&times;&nbsp;%d)', $downsize[1], $downsize[2] ) . '</label>';
+        }
+        $html .= '</div>';
 
-		$out[] = $html;
-	}
+        $out[] = $html;
+    }
 
-	return array(
-		'label' => __( 'Size' ),
-		'input' => 'html',
-		'html'  => implode( "\n", $out ),
-	);
+    return array(
+        'label' => __( 'Size' ),
+        'input' => 'html',
+        'html'  => implode( "\n", $out ),
+    );
 }
 
 /**
@@ -1251,22 +1251,22 @@ 
  */
 function image_link_input_fields( $post, $url_type = '' ) {
 
-	$file = wp_get_attachment_url( $post->ID );
-	$link = get_attachment_link( $post->ID );
+    $file = wp_get_attachment_url( $post->ID );
+    $link = get_attachment_link( $post->ID );
 
-	if ( empty( $url_type ) ) {
-		$url_type = get_user_setting( 'urlbutton', 'post' );
-	}
+    if ( empty( $url_type ) ) {
+        $url_type = get_user_setting( 'urlbutton', 'post' );
+    }
 
-	$url = '';
+    $url = '';
 
-	if ( 'file' === $url_type ) {
-		$url = $file;
-	} elseif ( 'post' === $url_type ) {
-		$url = $link;
-	}
+    if ( 'file' === $url_type ) {
+        $url = $file;
+    } elseif ( 'post' === $url_type ) {
+        $url = $link;
+    }
 
-	return "
+    return "
 	<input type='text' class='text urlfield' name='attachments[$post->ID][url]' value='" . esc_attr( $url ) . "' /><br />
 	<button type='button' class='button urlnone' data-link-url=''>" . __( 'None' ) . "</button>
 	<button type='button' class='button urlfile' data-link-url='" . esc_attr( $file ) . "'>" . __( 'File URL' ) . "</button>
@@ -1283,10 +1283,10 @@ 
  * @return string HTML markup for the textarea element.
  */
 function wp_caption_input_textarea( $edit_post ) {
-	// Post data is already escaped.
-	$name = "attachments[{$edit_post->ID}][post_excerpt]";
+    // Post data is already escaped.
+    $name = "attachments[{$edit_post->ID}][post_excerpt]";
 
-	return '<textarea name="' . $name . '" id="' . $name . '">' . $edit_post->post_excerpt . '</textarea>';
+    return '<textarea name="' . $name . '" id="' . $name . '">' . $edit_post->post_excerpt . '</textarea>';
 }
 
 /**
@@ -1299,7 +1299,7 @@ 
  * @return array
  */
 function image_attachment_fields_to_edit( $form_fields, $post ) {
-	return $form_fields;
+    return $form_fields;
 }
 
 /**
@@ -1312,8 +1312,8 @@ 
  * @return array Filtered attachment form fields.
  */
 function media_single_attachment_fields_to_edit( $form_fields, $post ) {
-	unset( $form_fields['url'], $form_fields['align'], $form_fields['image-size'] );
-	return $form_fields;
+    unset( $form_fields['url'], $form_fields['align'], $form_fields['image-size'] );
+    return $form_fields;
 }
 
 /**
@@ -1326,8 +1326,8 @@ 
  * @return array Filtered attachment form fields.
  */
 function media_post_single_attachment_fields_to_edit( $form_fields, $post ) {
-	unset( $form_fields['image_url'] );
-	return $form_fields;
+    unset( $form_fields['image_url'] );
+    return $form_fields;
 }
 
 /**
@@ -1341,19 +1341,19 @@ 
  * @return string
  */
 function image_media_send_to_editor( $html, $attachment_id, $attachment ) {
-	$post = get_post( $attachment_id );
+    $post = get_post( $attachment_id );
 
-	if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) {
-		$url   = $attachment['url'];
-		$align = ! empty( $attachment['align'] ) ? $attachment['align'] : 'none';
-		$size  = ! empty( $attachment['image-size'] ) ? $attachment['image-size'] : 'medium';
-		$alt   = ! empty( $attachment['image_alt'] ) ? $attachment['image_alt'] : '';
-		$rel   = ( strpos( $url, 'attachment_id' ) || get_attachment_link( $attachment_id ) === $url );
+    if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) {
+        $url   = $attachment['url'];
+        $align = ! empty( $attachment['align'] ) ? $attachment['align'] : 'none';
+        $size  = ! empty( $attachment['image-size'] ) ? $attachment['image-size'] : 'medium';
+        $alt   = ! empty( $attachment['image_alt'] ) ? $attachment['image_alt'] : '';
+        $rel   = ( strpos( $url, 'attachment_id' ) || get_attachment_link( $attachment_id ) === $url );
 
-		return get_image_send_to_editor( $attachment_id, $attachment['post_excerpt'], $attachment['post_title'], $align, $url, $rel, $size, $alt );
-	}
+        return get_image_send_to_editor( $attachment_id, $attachment['post_excerpt'], $attachment['post_title'], $align, $url, $rel, $size, $alt );
+    }
 
-	return $html;
+    return $html;
 }
 
 /**
@@ -1366,132 +1366,132 @@ 
  * @return array
  */
 function get_attachment_fields_to_edit( $post, $errors = null ) {
-	if ( is_int( $post ) ) {
-		$post = get_post( $post );
-	}
-
-	if ( is_array( $post ) ) {
-		$post = new WP_Post( (object) $post );
-	}
-
-	$image_url = wp_get_attachment_url( $post->ID );
-
-	$edit_post = sanitize_post( $post, 'edit' );
-
-	$form_fields = array(
-		'post_title'   => array(
-			'label' => __( 'Title' ),
-			'value' => $edit_post->post_title,
-		),
-		'image_alt'    => array(),
-		'post_excerpt' => array(
-			'label' => __( 'Caption' ),
-			'input' => 'html',
-			'html'  => wp_caption_input_textarea( $edit_post ),
-		),
-		'post_content' => array(
-			'label' => __( 'Description' ),
-			'value' => $edit_post->post_content,
-			'input' => 'textarea',
-		),
-		'url'          => array(
-			'label' => __( 'Link URL' ),
-			'input' => 'html',
-			'html'  => image_link_input_fields( $post, get_option( 'image_default_link_type' ) ),
-			'helps' => __( 'Enter a link URL or click above for presets.' ),
-		),
-		'menu_order'   => array(
-			'label' => __( 'Order' ),
-			'value' => $edit_post->menu_order,
-		),
-		'image_url'    => array(
-			'label' => __( 'File URL' ),
-			'input' => 'html',
-			'html'  => "<input type='text' class='text urlfield' readonly='readonly' name='attachments[$post->ID][url]' value='" . esc_attr( $image_url ) . "' /><br />",
-			'value' => wp_get_attachment_url( $post->ID ),
-			'helps' => __( 'Location of the uploaded file.' ),
-		),
-	);
-
-	foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) {
-		$t = (array) get_taxonomy( $taxonomy );
-
-		if ( ! $t['public'] || ! $t['show_ui'] ) {
-			continue;
-		}
-
-		if ( empty( $t['label'] ) ) {
-			$t['label'] = $taxonomy;
-		}
-
-		if ( empty( $t['args'] ) ) {
-			$t['args'] = array();
-		}
-
-		$terms = get_object_term_cache( $post->ID, $taxonomy );
-
-		if ( false === $terms ) {
-			$terms = wp_get_object_terms( $post->ID, $taxonomy, $t['args'] );
-		}
-
-		$values = array();
-
-		foreach ( $terms as $term ) {
-			$values[] = $term->slug;
-		}
-
-		$t['value'] = implode( ', ', $values );
-
-		$form_fields[ $taxonomy ] = $t;
-	}
-
-	/*
+    if ( is_int( $post ) ) {
+        $post = get_post( $post );
+    }
+
+    if ( is_array( $post ) ) {
+        $post = new WP_Post( (object) $post );
+    }
+
+    $image_url = wp_get_attachment_url( $post->ID );
+
+    $edit_post = sanitize_post( $post, 'edit' );
+
+    $form_fields = array(
+        'post_title'   => array(
+            'label' => __( 'Title' ),
+            'value' => $edit_post->post_title,
+        ),
+        'image_alt'    => array(),
+        'post_excerpt' => array(
+            'label' => __( 'Caption' ),
+            'input' => 'html',
+            'html'  => wp_caption_input_textarea( $edit_post ),
+        ),
+        'post_content' => array(
+            'label' => __( 'Description' ),
+            'value' => $edit_post->post_content,
+            'input' => 'textarea',
+        ),
+        'url'          => array(
+            'label' => __( 'Link URL' ),
+            'input' => 'html',
+            'html'  => image_link_input_fields( $post, get_option( 'image_default_link_type' ) ),
+            'helps' => __( 'Enter a link URL or click above for presets.' ),
+        ),
+        'menu_order'   => array(
+            'label' => __( 'Order' ),
+            'value' => $edit_post->menu_order,
+        ),
+        'image_url'    => array(
+            'label' => __( 'File URL' ),
+            'input' => 'html',
+            'html'  => "<input type='text' class='text urlfield' readonly='readonly' name='attachments[$post->ID][url]' value='" . esc_attr( $image_url ) . "' /><br />",
+            'value' => wp_get_attachment_url( $post->ID ),
+            'helps' => __( 'Location of the uploaded file.' ),
+        ),
+    );
+
+    foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) {
+        $t = (array) get_taxonomy( $taxonomy );
+
+        if ( ! $t['public'] || ! $t['show_ui'] ) {
+            continue;
+        }
+
+        if ( empty( $t['label'] ) ) {
+            $t['label'] = $taxonomy;
+        }
+
+        if ( empty( $t['args'] ) ) {
+            $t['args'] = array();
+        }
+
+        $terms = get_object_term_cache( $post->ID, $taxonomy );
+
+        if ( false === $terms ) {
+            $terms = wp_get_object_terms( $post->ID, $taxonomy, $t['args'] );
+        }
+
+        $values = array();
+
+        foreach ( $terms as $term ) {
+            $values[] = $term->slug;
+        }
+
+        $t['value'] = implode( ', ', $values );
+
+        $form_fields[ $taxonomy ] = $t;
+    }
+
+    /*
 	 * Merge default fields with their errors, so any key passed with the error
 	 * (e.g. 'error', 'helps', 'value') will replace the default.
 	 * The recursive merge is easily traversed with array casting:
 	 * foreach ( (array) $things as $thing )
 	 */
-	$form_fields = array_merge_recursive( $form_fields, (array) $errors );
-
-	// This was formerly in image_attachment_fields_to_edit().
-	if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) {
-		$alt = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
-
-		if ( empty( $alt ) ) {
-			$alt = '';
-		}
-
-		$form_fields['post_title']['required'] = true;
-
-		$form_fields['image_alt'] = array(
-			'value' => $alt,
-			'label' => __( 'Alternative Text' ),
-			'helps' => __( 'Alt text for the image, e.g. &#8220;The Mona Lisa&#8221;' ),
-		);
-
-		$form_fields['align'] = array(
-			'label' => __( 'Alignment' ),
-			'input' => 'html',
-			'html'  => image_align_input_fields( $post, get_option( 'image_default_align' ) ),
-		);
-
-		$form_fields['image-size'] = image_size_input_fields( $post, get_option( 'image_default_size', 'medium' ) );
-
-	} else {
-		unset( $form_fields['image_alt'] );
-	}
-
-	/**
-	 * Filters the attachment fields to edit.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @param array   $form_fields An array of attachment form fields.
-	 * @param WP_Post $post        The WP_Post attachment object.
-	 */
-	$form_fields = apply_filters( 'attachment_fields_to_edit', $form_fields, $post );
-
-	return $form_fields;
+    $form_fields = array_merge_recursive( $form_fields, (array) $errors );
+
+    // This was formerly in image_attachment_fields_to_edit().
+    if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) {
+        $alt = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
+
+        if ( empty( $alt ) ) {
+            $alt = '';
+        }
+
+        $form_fields['post_title']['required'] = true;
+
+        $form_fields['image_alt'] = array(
+            'value' => $alt,
+            'label' => __( 'Alternative Text' ),
+            'helps' => __( 'Alt text for the image, e.g. &#8220;The Mona Lisa&#8221;' ),
+        );
+
+        $form_fields['align'] = array(
+            'label' => __( 'Alignment' ),
+            'input' => 'html',
+            'html'  => image_align_input_fields( $post, get_option( 'image_default_align' ) ),
+        );
+
+        $form_fields['image-size'] = image_size_input_fields( $post, get_option( 'image_default_size', 'medium' ) );
+
+    } else {
+        unset( $form_fields['image_alt'] );
+    }
+
+    /**
+     * Filters the attachment fields to edit.
+     *
+     * @since 2.5.0
+     *
+     * @param array   $form_fields An array of attachment form fields.
+     * @param WP_Post $post        The WP_Post attachment object.
+     */
+    $form_fields = apply_filters( 'attachment_fields_to_edit', $form_fields, $post );
+
+    return $form_fields;
 }
 
 /**
@@ -1510,45 +1510,45 @@ 
  * @return string HTML content for media items of post gallery.
  */
 function get_media_items( $post_id, $errors ) {
-	$attachments = array();
-
-	if ( $post_id ) {
-		$post = get_post( $post_id );
-
-		if ( $post && 'attachment' === $post->post_type ) {
-			$attachments = array( $post->ID => $post );
-		} else {
-			$attachments = get_children(
-				array(
-					'post_parent' => $post_id,
-					'post_type'   => 'attachment',
-					'orderby'     => 'menu_order ASC, ID',
-					'order'       => 'DESC',
-				)
-			);
-		}
-	} else {
-		if ( is_array( $GLOBALS['wp_the_query']->posts ) ) {
-			foreach ( $GLOBALS['wp_the_query']->posts as $attachment ) {
-				$attachments[ $attachment->ID ] = $attachment;
-			}
-		}
-	}
-
-	$output = '';
-	foreach ( (array) $attachments as $id => $attachment ) {
-		if ( 'trash' === $attachment->post_status ) {
-			continue;
-		}
-
-		$item = get_media_item( $id, array( 'errors' => isset( $errors[ $id ] ) ? $errors[ $id ] : null ) );
-
-		if ( $item ) {
-			$output .= "\n<div id='media-item-$id' class='media-item child-of-$attachment->post_parent preloaded'><div class='progress hidden'><div class='bar'></div></div><div id='media-upload-error-$id' class='hidden'></div><div class='filename hidden'></div>$item\n</div>";
-		}
-	}
-
-	return $output;
+    $attachments = array();
+
+    if ( $post_id ) {
+        $post = get_post( $post_id );
+
+        if ( $post && 'attachment' === $post->post_type ) {
+            $attachments = array( $post->ID => $post );
+        } else {
+            $attachments = get_children(
+                array(
+                    'post_parent' => $post_id,
+                    'post_type'   => 'attachment',
+                    'orderby'     => 'menu_order ASC, ID',
+                    'order'       => 'DESC',
+                )
+            );
+        }
+    } else {
+        if ( is_array( $GLOBALS['wp_the_query']->posts ) ) {
+            foreach ( $GLOBALS['wp_the_query']->posts as $attachment ) {
+                $attachments[ $attachment->ID ] = $attachment;
+            }
+        }
+    }
+
+    $output = '';
+    foreach ( (array) $attachments as $id => $attachment ) {
+        if ( 'trash' === $attachment->post_status ) {
+            continue;
+        }
+
+        $item = get_media_item( $id, array( 'errors' => isset( $errors[ $id ] ) ? $errors[ $id ] : null ) );
+
+        if ( $item ) {
+            $output .= "\n<div id='media-item-$id' class='media-item child-of-$attachment->post_parent preloaded'><div class='progress hidden'><div class='bar'></div></div><div id='media-upload-error-$id' class='hidden'></div><div class='filename hidden'></div>$item\n</div>";
+        }
+    }
+
+    return $output;
 }
 
 /**
@@ -1562,289 +1562,289 @@ 
  * @param string|array $args          Optional. Override defaults.
  * @return string HTML form for attachment.
  */
-function get_media_item( $attachment_id, $args = null ) {
-	global $redir_tab;
-
-	$thumb_url     = false;
-	$attachment_id = (int) $attachment_id;
-
-	if ( $attachment_id ) {
-		$thumb_url = wp_get_attachment_image_src( $attachment_id, 'thumbnail', true );
-
-		if ( $thumb_url ) {
-			$thumb_url = $thumb_url[0];
-		}
-	}
-
-	$post            = get_post( $attachment_id );
-	$current_post_id = ! empty( $_GET['post_id'] ) ? (int) $_GET['post_id'] : 0;
-
-	$default_args = array(
-		'errors'     => null,
-		'send'       => $current_post_id ? post_type_supports( get_post_type( $current_post_id ), 'editor' ) : true,
-		'delete'     => true,
-		'toggle'     => true,
-		'show_title' => true,
-	);
-
-	$parsed_args = wp_parse_args( $args, $default_args );
-
-	/**
-	 * Filters the arguments used to retrieve an image for the edit image form.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @see get_media_item
-	 *
-	 * @param array $parsed_args An array of arguments.
-	 */
-	$parsed_args = apply_filters( 'get_media_item_args', $parsed_args );
-
-	$toggle_on  = __( 'Show' );
-	$toggle_off = __( 'Hide' );
-
-	$file     = get_attached_file( $post->ID );
-	$filename = esc_html( wp_basename( $file ) );
-	$title    = esc_attr( $post->post_title );
-
-	$post_mime_types = get_post_mime_types();
-	$keys            = array_keys( wp_match_mime_types( array_keys( $post_mime_types ), $post->post_mime_type ) );
-	$type            = reset( $keys );
-	$type_html       = "<input type='hidden' id='type-of-$attachment_id' value='" . esc_attr( $type ) . "' />";
-
-	$form_fields = get_attachment_fields_to_edit( $post, $parsed_args['errors'] );
-
-	if ( $parsed_args['toggle'] ) {
-		$class        = empty( $parsed_args['errors'] ) ? 'startclosed' : 'startopen';
-		$toggle_links = "
-		<a class='toggle describe-toggle-on' href='#'>$toggle_on</a>
-		<a class='toggle describe-toggle-off' href='#'>$toggle_off</a>";
-	} else {
-		$class        = '';
-		$toggle_links = '';
-	}
-
-	$display_title = ( ! empty( $title ) ) ? $title : $filename; // $title shouldn't ever be empty, but just in case.
-	$display_title = $parsed_args['show_title'] ? "<div class='filename new'><span class='title'>" . wp_html_excerpt( $display_title, 60, '&hellip;' ) . '</span></div>' : '';
-
-	$gallery = ( ( isset( $_REQUEST['tab'] ) && 'gallery' === $_REQUEST['tab'] ) || ( isset( $redir_tab ) && 'gallery' === $redir_tab ) );
-	$order   = '';
-
-	foreach ( $form_fields as $key => $val ) {
-		if ( 'menu_order' === $key ) {
-			if ( $gallery ) {
-				$order = "<div class='menu_order'> <input class='menu_order_input' type='text' id='attachments[$attachment_id][menu_order]' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ) . "' /></div>";
-			} else {
-				$order = "<input type='hidden' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ) . "' />";
-			}
-
-			unset( $form_fields['menu_order'] );
-			break;
-		}
-	}
-
-	$media_dims = '';
-	$meta       = wp_get_attachment_metadata( $post->ID );
-
-	if ( isset( $meta['width'], $meta['height'] ) ) {
-		$media_dims .= "<span id='media-dims-$post->ID'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
-	}
-
-	/**
-	 * Filters the media metadata.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @param string  $media_dims The HTML markup containing the media dimensions.
-	 * @param WP_Post $post       The WP_Post attachment object.
-	 */
-	$media_dims = apply_filters( 'media_meta', $media_dims, $post );
-
-	$image_edit_button = '';
-
-	if ( wp_attachment_is_image( $post->ID ) && wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
-		$nonce             = wp_create_nonce( "image_editor-$post->ID" );
-		$image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
-	}
-
-	$attachment_url = get_permalink( $attachment_id );
-
-	$item = "
-		$type_html
-		$toggle_links
-		$order
-		$display_title
-		<table class='slidetoggle describe $class'>
-			<thead class='media-item-info' id='media-head-$post->ID'>
-			<tr>
-			<td class='A1B1' id='thumbnail-head-$post->ID'>
-			<p><a href='$attachment_url' target='_blank'><img class='thumbnail' src='$thumb_url' alt='' /></a></p>
-			<p>$image_edit_button</p>
-			</td>
-			<td>
-			<p><strong>" . __( 'File name:' ) . "</strong> $filename</p>
-			<p><strong>" . __( 'File type:' ) . "</strong> $post->post_mime_type</p>
-			<p><strong>" . __( 'Upload date:' ) . '</strong> ' . mysql2date( __( 'F j, Y' ), $post->post_date ) . '</p>';
-
-	if ( ! empty( $media_dims ) ) {
-		$item .= '<p><strong>' . __( 'Dimensions:' ) . "</strong> $media_dims</p>\n";
-	}
-
-	$item .= "</td></tr>\n";
-
-	$item .= "
-		</thead>
-		<tbody>
-		<tr><td colspan='2' class='imgedit-response' id='imgedit-response-$post->ID'></td></tr>\n
-		<tr><td style='display:none' colspan='2' class='image-editor' id='image-editor-$post->ID'></td></tr>\n
-		<tr><td colspan='2'><p class='media-types media-types-required-info'>" .
-			/* translators: %s: Asterisk symbol (*). */
-			sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
-		"</p></td></tr>\n";
-
-	$defaults = array(
-		'input'      => 'text',
-		'required'   => false,
-		'value'      => '',
-		'extra_rows' => array(),
-	);
-
-	if ( $parsed_args['send'] ) {
-		$parsed_args['send'] = get_submit_button( __( 'Insert into Post' ), '', "send[$attachment_id]", false );
-	}
-
-	$delete = empty( $parsed_args['delete'] ) ? '' : $parsed_args['delete'];
-	if ( $delete && current_user_can( 'delete_post', $attachment_id ) ) {
-		if ( ! EMPTY_TRASH_DAYS ) {
-			$delete = "<a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete-permanently'>" . __( 'Delete Permanently' ) . '</a>';
-		} elseif ( ! MEDIA_TRASH ) {
-			$delete = "<a href='#' class='del-link' onclick=\"document.getElementById('del_attachment_$attachment_id').style.display='block';return false;\">" . __( 'Delete' ) . "</a>
-				<div id='del_attachment_$attachment_id' class='del-attachment' style='display:none;'>" .
-				/* translators: %s: File name. */
-				'<p>' . sprintf( __( 'You are about to delete %s.' ), '<strong>' . $filename . '</strong>' ) . "</p>
-				<a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='button'>" . __( 'Continue' ) . "</a>
-				<a href='#' class='button' onclick=\"this.parentNode.style.display='none';return false;\">" . __( 'Cancel' ) . '</a>
-				</div>';
-		} else {
-			$delete = "<a href='" . wp_nonce_url( "post.php?action=trash&amp;post=$attachment_id", 'trash-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete'>" . __( 'Move to Trash' ) . "</a>
-			<a href='" . wp_nonce_url( "post.php?action=untrash&amp;post=$attachment_id", 'untrash-post_' . $attachment_id ) . "' id='undo[$attachment_id]' class='undo hidden'>" . __( 'Undo' ) . '</a>';
-		}
-	} else {
-		$delete = '';
-	}
-
-	$thumbnail       = '';
-	$calling_post_id = 0;
-
-	if ( isset( $_GET['post_id'] ) ) {
-		$calling_post_id = absint( $_GET['post_id'] );
-	} elseif ( isset( $_POST ) && count( $_POST ) ) {// Like for async-upload where $_GET['post_id'] isn't set.
-		$calling_post_id = $post->post_parent;
-	}
-
-	if ( 'image' === $type && $calling_post_id
-		&& current_theme_supports( 'post-thumbnails', get_post_type( $calling_post_id ) )
-		&& post_type_supports( get_post_type( $calling_post_id ), 'thumbnail' )
-		&& get_post_thumbnail_id( $calling_post_id ) != $attachment_id
-	) {
-
-		$calling_post             = get_post( $calling_post_id );
-		$calling_post_type_object = get_post_type_object( $calling_post->post_type );
-
-		$ajax_nonce = wp_create_nonce( "set_post_thumbnail-$calling_post_id" );
-		$thumbnail  = "<a class='wp-post-thumbnail' id='wp-post-thumbnail-" . $attachment_id . "' href='#' onclick='WPSetAsThumbnail(\"$attachment_id\", \"$ajax_nonce\");return false;'>" . esc_html( $calling_post_type_object->labels->use_featured_image ) . '</a>';
-	}
-
-	if ( ( $parsed_args['send'] || $thumbnail || $delete ) && ! isset( $form_fields['buttons'] ) ) {
-		$form_fields['buttons'] = array( 'tr' => "\t\t<tr class='submit'><td></td><td class='savesend'>" . $parsed_args['send'] . " $thumbnail $delete</td></tr>\n" );
-	}
-
-	$hidden_fields = array();
-
-	foreach ( $form_fields as $id => $field ) {
-		if ( '_' === $id[0] ) {
-			continue;
-		}
-
-		if ( ! empty( $field['tr'] ) ) {
-			$item .= $field['tr'];
-			continue;
-		}
-
-		$field = array_merge( $defaults, $field );
-		$name  = "attachments[$attachment_id][$id]";
-
-		if ( 'hidden' === $field['input'] ) {
-			$hidden_fields[ $name ] = $field['value'];
-			continue;
-		}
-
-		$required      = $field['required'] ? '<span class="required">*</span>' : '';
-		$required_attr = $field['required'] ? ' required' : '';
-		$class         = $id;
-		$class        .= $field['required'] ? ' form-required' : '';
-
-		$item .= "\t\t<tr class='$class'>\n\t\t\t<th scope='row' class='label'><label for='$name'><span class='alignleft'>{$field['label']}{$required}</span><br class='clear' /></label></th>\n\t\t\t<td class='field'>";
-
-		if ( ! empty( $field[ $field['input'] ] ) ) {
-			$item .= $field[ $field['input'] ];
-		} elseif ( 'textarea' === $field['input'] ) {
-			if ( 'post_content' === $id && user_can_richedit() ) {
-				// Sanitize_post() skips the post_content when user_can_richedit.
-				$field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
-			}
-			// Post_excerpt is already escaped by sanitize_post() in get_attachment_fields_to_edit().
-			$item .= "<textarea id='$name' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
-		} else {
-			$item .= "<input type='text' class='text' id='$name' name='$name' value='" . esc_attr( $field['value'] ) . "'{$required_attr} />";
-		}
-
-		if ( ! empty( $field['helps'] ) ) {
-			$item .= "<p class='help'>" . implode( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
-		}
-		$item .= "</td>\n\t\t</tr>\n";
-
-		$extra_rows = array();
-
-		if ( ! empty( $field['errors'] ) ) {
-			foreach ( array_unique( (array) $field['errors'] ) as $error ) {
-				$extra_rows['error'][] = $error;
-			}
-		}
-
-		if ( ! empty( $field['extra_rows'] ) ) {
-			foreach ( $field['extra_rows'] as $class => $rows ) {
-				foreach ( (array) $rows as $html ) {
-					$extra_rows[ $class ][] = $html;
-				}
-			}
-		}
-
-		foreach ( $extra_rows as $class => $rows ) {
-			foreach ( $rows as $html ) {
-				$item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
-			}
-		}
-	}
-
-	if ( ! empty( $form_fields['_final'] ) ) {
-		$item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
-	}
-
-	$item .= "\t</tbody>\n";
-	$item .= "\t</table>\n";
+function get_media_item( $attachment_id, $args = null ) {
+    global $redir_tab;
+
+    $thumb_url     = false;
+    $attachment_id = (int) $attachment_id;
+
+    if ( $attachment_id ) {
+        $thumb_url = wp_get_attachment_image_src( $attachment_id, 'thumbnail', true );
+
+        if ( $thumb_url ) {
+            $thumb_url = $thumb_url[0];
+        }
+    }
+
+    $post            = get_post( $attachment_id );
+    $current_post_id = ! empty( $_GET['post_id'] ) ? (int) $_GET['post_id'] : 0;
+
+    $default_args = array(
+        'errors'     => null,
+        'send'       => $current_post_id ? post_type_supports( get_post_type( $current_post_id ), 'editor' ) : true,
+        'delete'     => true,
+        'toggle'     => true,
+        'show_title' => true,
+    );
+
+    $parsed_args = wp_parse_args( $args, $default_args );
+
+    /**
+     * Filters the arguments used to retrieve an image for the edit image form.
+     *
+     * @since 3.1.0
+     *
+     * @see get_media_item
+     *
+     * @param array $parsed_args An array of arguments.
+     */
+    $parsed_args = apply_filters( 'get_media_item_args', $parsed_args );
+
+    $toggle_on  = __( 'Show' );
+    $toggle_off = __( 'Hide' );
+
+    $file     = get_attached_file( $post->ID );
+    $filename = esc_html( wp_basename( $file ) );
+    $title    = esc_attr( $post->post_title );
+
+    $post_mime_types = get_post_mime_types();
+    $keys            = array_keys( wp_match_mime_types( array_keys( $post_mime_types ), $post->post_mime_type ) );
+    $type            = reset( $keys );
+    $type_html       = "<input type='hidden' id='type-of-$attachment_id' value='" . esc_attr( $type ) . "' />";
+
+    $form_fields = get_attachment_fields_to_edit( $post, $parsed_args['errors'] );
+
+    if ( $parsed_args['toggle'] ) {
+        $class        = empty( $parsed_args['errors'] ) ? 'startclosed' : 'startopen';
+        $toggle_links = "
+		<a class='toggle describe-toggle-on' href='#'>$toggle_on</a>
+		<a class='toggle describe-toggle-off' href='#'>$toggle_off</a>";
+    } else {
+        $class        = '';
+        $toggle_links = '';
+    }
+
+    $display_title = ( ! empty( $title ) ) ? $title : $filename; // $title shouldn't ever be empty, but just in case.
+    $display_title = $parsed_args['show_title'] ? "<div class='filename new'><span class='title'>" . wp_html_excerpt( $display_title, 60, '&hellip;' ) . '</span></div>' : '';
+
+    $gallery = ( ( isset( $_REQUEST['tab'] ) && 'gallery' === $_REQUEST['tab'] ) || ( isset( $redir_tab ) && 'gallery' === $redir_tab ) );
+    $order   = '';
+
+    foreach ( $form_fields as $key => $val ) {
+        if ( 'menu_order' === $key ) {
+            if ( $gallery ) {
+                $order = "<div class='menu_order'> <input class='menu_order_input' type='text' id='attachments[$attachment_id][menu_order]' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ) . "' /></div>";
+            } else {
+                $order = "<input type='hidden' name='attachments[$attachment_id][menu_order]' value='" . esc_attr( $val['value'] ) . "' />";
+            }
+
+            unset( $form_fields['menu_order'] );
+            break;
+        }
+    }
+
+    $media_dims = '';
+    $meta       = wp_get_attachment_metadata( $post->ID );
+
+    if ( isset( $meta['width'], $meta['height'] ) ) {
+        $media_dims .= "<span id='media-dims-$post->ID'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
+    }
+
+    /**
+     * Filters the media metadata.
+     *
+     * @since 2.5.0
+     *
+     * @param string  $media_dims The HTML markup containing the media dimensions.
+     * @param WP_Post $post       The WP_Post attachment object.
+     */
+    $media_dims = apply_filters( 'media_meta', $media_dims, $post );
+
+    $image_edit_button = '';
+
+    if ( wp_attachment_is_image( $post->ID ) && wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
+        $nonce             = wp_create_nonce( "image_editor-$post->ID" );
+        $image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
+    }
+
+    $attachment_url = get_permalink( $attachment_id );
+
+    $item = "
+		$type_html
+		$toggle_links
+		$order
+		$display_title
+		<table class='slidetoggle describe $class'>
+			<thead class='media-item-info' id='media-head-$post->ID'>
+			<tr>
+			<td class='A1B1' id='thumbnail-head-$post->ID'>
+			<p><a href='$attachment_url' target='_blank'><img class='thumbnail' src='$thumb_url' alt='' /></a></p>
+			<p>$image_edit_button</p>
+			</td>
+			<td>
+			<p><strong>" . __( 'File name:' ) . "</strong> $filename</p>
+			<p><strong>" . __( 'File type:' ) . "</strong> $post->post_mime_type</p>
+			<p><strong>" . __( 'Upload date:' ) . '</strong> ' . mysql2date( __( 'F j, Y' ), $post->post_date ) . '</p>';
 
-	foreach ( $hidden_fields as $name => $value ) {
-		$item .= "\t<input type='hidden' name='$name' id='$name' value='" . esc_attr( $value ) . "' />\n";
-	}
+    if ( ! empty( $media_dims ) ) {
+        $item .= '<p><strong>' . __( 'Dimensions:' ) . "</strong> $media_dims</p>\n";
+    }
 
-	if ( $post->post_parent < 1 && isset( $_REQUEST['post_id'] ) ) {
-		$parent      = (int) $_REQUEST['post_id'];
-		$parent_name = "attachments[$attachment_id][post_parent]";
-		$item       .= "\t<input type='hidden' name='$parent_name' id='$parent_name' value='$parent' />\n";
-	}
+    $item .= "</td></tr>\n";
 
-	return $item;
+    $item .= "
+		</thead>
+		<tbody>
+		<tr><td colspan='2' class='imgedit-response' id='imgedit-response-$post->ID'></td></tr>\n
+		<tr><td style='display:none' colspan='2' class='image-editor' id='image-editor-$post->ID'></td></tr>\n
+		<tr><td colspan='2'><p class='media-types media-types-required-info'>" .
+            /* translators: %s: Asterisk symbol (*). */
+            sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
+        "</p></td></tr>\n";
+
+    $defaults = array(
+        'input'      => 'text',
+        'required'   => false,
+        'value'      => '',
+        'extra_rows' => array(),
+    );
+
+    if ( $parsed_args['send'] ) {
+        $parsed_args['send'] = get_submit_button( __( 'Insert into Post' ), '', "send[$attachment_id]", false );
+    }
+
+    $delete = empty( $parsed_args['delete'] ) ? '' : $parsed_args['delete'];
+    if ( $delete && current_user_can( 'delete_post', $attachment_id ) ) {
+        if ( ! EMPTY_TRASH_DAYS ) {
+            $delete = "<a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete-permanently'>" . __( 'Delete Permanently' ) . '</a>';
+        } elseif ( ! MEDIA_TRASH ) {
+            $delete = "<a href='#' class='del-link' onclick=\"document.getElementById('del_attachment_$attachment_id').style.display='block';return false;\">" . __( 'Delete' ) . "</a>
+				<div id='del_attachment_$attachment_id' class='del-attachment' style='display:none;'>" .
+                /* translators: %s: File name. */
+                '<p>' . sprintf( __( 'You are about to delete %s.' ), '<strong>' . $filename . '</strong>' ) . "</p>
+				<a href='" . wp_nonce_url( "post.php?action=delete&amp;post=$attachment_id", 'delete-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='button'>" . __( 'Continue' ) . "</a>
+				<a href='#' class='button' onclick=\"this.parentNode.style.display='none';return false;\">" . __( 'Cancel' ) . '</a>
+				</div>';
+        } else {
+            $delete = "<a href='" . wp_nonce_url( "post.php?action=trash&amp;post=$attachment_id", 'trash-post_' . $attachment_id ) . "' id='del[$attachment_id]' class='delete'>" . __( 'Move to Trash' ) . "</a>
+			<a href='" . wp_nonce_url( "post.php?action=untrash&amp;post=$attachment_id", 'untrash-post_' . $attachment_id ) . "' id='undo[$attachment_id]' class='undo hidden'>" . __( 'Undo' ) . '</a>';
+        }
+    } else {
+        $delete = '';
+    }
+
+    $thumbnail       = '';
+    $calling_post_id = 0;
+
+    if ( isset( $_GET['post_id'] ) ) {
+        $calling_post_id = absint( $_GET['post_id'] );
+    } elseif ( isset( $_POST ) && count( $_POST ) ) {// Like for async-upload where $_GET['post_id'] isn't set.
+        $calling_post_id = $post->post_parent;
+    }
+
+    if ( 'image' === $type && $calling_post_id
+        && current_theme_supports( 'post-thumbnails', get_post_type( $calling_post_id ) )
+        && post_type_supports( get_post_type( $calling_post_id ), 'thumbnail' )
+        && get_post_thumbnail_id( $calling_post_id ) != $attachment_id
+    ) {
+
+        $calling_post             = get_post( $calling_post_id );
+        $calling_post_type_object = get_post_type_object( $calling_post->post_type );
+
+        $ajax_nonce = wp_create_nonce( "set_post_thumbnail-$calling_post_id" );
+        $thumbnail  = "<a class='wp-post-thumbnail' id='wp-post-thumbnail-" . $attachment_id . "' href='#' onclick='WPSetAsThumbnail(\"$attachment_id\", \"$ajax_nonce\");return false;'>" . esc_html( $calling_post_type_object->labels->use_featured_image ) . '</a>';
+    }
+
+    if ( ( $parsed_args['send'] || $thumbnail || $delete ) && ! isset( $form_fields['buttons'] ) ) {
+        $form_fields['buttons'] = array( 'tr' => "\t\t<tr class='submit'><td></td><td class='savesend'>" . $parsed_args['send'] . " $thumbnail $delete</td></tr>\n" );
+    }
+
+    $hidden_fields = array();
+
+    foreach ( $form_fields as $id => $field ) {
+        if ( '_' === $id[0] ) {
+            continue;
+        }
+
+        if ( ! empty( $field['tr'] ) ) {
+            $item .= $field['tr'];
+            continue;
+        }
+
+        $field = array_merge( $defaults, $field );
+        $name  = "attachments[$attachment_id][$id]";
+
+        if ( 'hidden' === $field['input'] ) {
+            $hidden_fields[ $name ] = $field['value'];
+            continue;
+        }
+
+        $required      = $field['required'] ? '<span class="required">*</span>' : '';
+        $required_attr = $field['required'] ? ' required' : '';
+        $class         = $id;
+        $class        .= $field['required'] ? ' form-required' : '';
+
+        $item .= "\t\t<tr class='$class'>\n\t\t\t<th scope='row' class='label'><label for='$name'><span class='alignleft'>{$field['label']}{$required}</span><br class='clear' /></label></th>\n\t\t\t<td class='field'>";
+
+        if ( ! empty( $field[ $field['input'] ] ) ) {
+            $item .= $field[ $field['input'] ];
+        } elseif ( 'textarea' === $field['input'] ) {
+            if ( 'post_content' === $id && user_can_richedit() ) {
+                // Sanitize_post() skips the post_content when user_can_richedit.
+                $field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
+            }
+            // Post_excerpt is already escaped by sanitize_post() in get_attachment_fields_to_edit().
+            $item .= "<textarea id='$name' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
+        } else {
+            $item .= "<input type='text' class='text' id='$name' name='$name' value='" . esc_attr( $field['value'] ) . "'{$required_attr} />";
+        }
+
+        if ( ! empty( $field['helps'] ) ) {
+            $item .= "<p class='help'>" . implode( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
+        }
+        $item .= "</td>\n\t\t</tr>\n";
+
+        $extra_rows = array();
+
+        if ( ! empty( $field['errors'] ) ) {
+            foreach ( array_unique( (array) $field['errors'] ) as $error ) {
+                $extra_rows['error'][] = $error;
+            }
+        }
+
+        if ( ! empty( $field['extra_rows'] ) ) {
+            foreach ( $field['extra_rows'] as $class => $rows ) {
+                foreach ( (array) $rows as $html ) {
+                    $extra_rows[ $class ][] = $html;
+                }
+            }
+        }
+
+        foreach ( $extra_rows as $class => $rows ) {
+            foreach ( $rows as $html ) {
+                $item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
+            }
+        }
+    }
+
+    if ( ! empty( $form_fields['_final'] ) ) {
+        $item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
+    }
+
+    $item .= "\t</tbody>\n";
+    $item .= "\t</table>\n";
+
+    foreach ( $hidden_fields as $name => $value ) {
+        $item .= "\t<input type='hidden' name='$name' id='$name' value='" . esc_attr( $value ) . "' />\n";
+    }
+
+    if ( $post->post_parent < 1 && isset( $_REQUEST['post_id'] ) ) {
+        $parent      = (int) $_REQUEST['post_id'];
+        $parent_name = "attachments[$attachment_id][post_parent]";
+        $item       .= "\t<input type='hidden' name='$parent_name' id='$parent_name' value='$parent' />\n";
+    }
+
+    return $item;
 }
 
 /**
@@ -1855,195 +1855,195 @@ 
  * @return array
  */
 function get_compat_media_markup( $attachment_id, $args = null ) {
-	$post = get_post( $attachment_id );
+    $post = get_post( $attachment_id );
 
-	$default_args = array(
-		'errors'   => null,
-		'in_modal' => false,
-	);
+    $default_args = array(
+        'errors'   => null,
+        'in_modal' => false,
+    );
 
-	$user_can_edit = current_user_can( 'edit_post', $attachment_id );
+    $user_can_edit = current_user_can( 'edit_post', $attachment_id );
 
-	$args = wp_parse_args( $args, $default_args );
+    $args = wp_parse_args( $args, $default_args );
 
-	/** This filter is documented in wp-admin/includes/media.php */
-	$args = apply_filters( 'get_media_item_args', $args );
+    /** This filter is documented in wp-admin/includes/media.php */
+    $args = apply_filters( 'get_media_item_args', $args );
 
-	$form_fields = array();
+    $form_fields = array();
 
-	if ( $args['in_modal'] ) {
-		foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) {
-			$t = (array) get_taxonomy( $taxonomy );
+    if ( $args['in_modal'] ) {
+        foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) {
+            $t = (array) get_taxonomy( $taxonomy );
 
-			if ( ! $t['public'] || ! $t['show_ui'] ) {
-				continue;
-			}
+            if ( ! $t['public'] || ! $t['show_ui'] ) {
+                continue;
+            }
 
-			if ( empty( $t['label'] ) ) {
-				$t['label'] = $taxonomy;
-			}
+            if ( empty( $t['label'] ) ) {
+                $t['label'] = $taxonomy;
+            }
 
-			if ( empty( $t['args'] ) ) {
-				$t['args'] = array();
-			}
+            if ( empty( $t['args'] ) ) {
+                $t['args'] = array();
+            }
 
-			$terms = get_object_term_cache( $post->ID, $taxonomy );
+            $terms = get_object_term_cache( $post->ID, $taxonomy );
 
-			if ( false === $terms ) {
-				$terms = wp_get_object_terms( $post->ID, $taxonomy, $t['args'] );
-			}
+            if ( false === $terms ) {
+                $terms = wp_get_object_terms( $post->ID, $taxonomy, $t['args'] );
+            }
 
-			$values = array();
+            $values = array();
 
-			foreach ( $terms as $term ) {
-				$values[] = $term->slug;
-			}
+            foreach ( $terms as $term ) {
+                $values[] = $term->slug;
+            }
 
-			$t['value']    = implode( ', ', $values );
-			$t['taxonomy'] = true;
+            $t['value']    = implode( ', ', $values );
+            $t['taxonomy'] = true;
 
-			$form_fields[ $taxonomy ] = $t;
-		}
-	}
+            $form_fields[ $taxonomy ] = $t;
+        }
+    }
 
-	/*
+    /*
 	 * Merge default fields with their errors, so any key passed with the error
 	 * (e.g. 'error', 'helps', 'value') will replace the default.
 	 * The recursive merge is easily traversed with array casting:
 	 * foreach ( (array) $things as $thing )
 	 */
-	$form_fields = array_merge_recursive( $form_fields, (array) $args['errors'] );
-
-	/** This filter is documented in wp-admin/includes/media.php */
-	$form_fields = apply_filters( 'attachment_fields_to_edit', $form_fields, $post );
-
-	unset(
-		$form_fields['image-size'],
-		$form_fields['align'],
-		$form_fields['image_alt'],
-		$form_fields['post_title'],
-		$form_fields['post_excerpt'],
-		$form_fields['post_content'],
-		$form_fields['url'],
-		$form_fields['menu_order'],
-		$form_fields['image_url']
-	);
-
-	/** This filter is documented in wp-admin/includes/media.php */
-	$media_meta = apply_filters( 'media_meta', '', $post );
-
-	$defaults = array(
-		'input'         => 'text',
-		'required'      => false,
-		'value'         => '',
-		'extra_rows'    => array(),
-		'show_in_edit'  => true,
-		'show_in_modal' => true,
-	);
-
-	$hidden_fields = array();
-
-	$item = '';
-
-	foreach ( $form_fields as $id => $field ) {
-		if ( '_' === $id[0] ) {
-			continue;
-		}
-
-		$name    = "attachments[$attachment_id][$id]";
-		$id_attr = "attachments-$attachment_id-$id";
-
-		if ( ! empty( $field['tr'] ) ) {
-			$item .= $field['tr'];
-			continue;
-		}
-
-		$field = array_merge( $defaults, $field );
-
-		if ( ( ! $field['show_in_edit'] && ! $args['in_modal'] ) || ( ! $field['show_in_modal'] && $args['in_modal'] ) ) {
-			continue;
-		}
-
-		if ( 'hidden' === $field['input'] ) {
-			$hidden_fields[ $name ] = $field['value'];
-			continue;
-		}
-
-		$readonly      = ! $user_can_edit && ! empty( $field['taxonomy'] ) ? " readonly='readonly' " : '';
-		$required      = $field['required'] ? '<span class="required">*</span>' : '';
-		$required_attr = $field['required'] ? ' required' : '';
-		$class         = 'compat-field-' . $id;
-		$class        .= $field['required'] ? ' form-required' : '';
-
-		$item .= "\t\t<tr class='$class'>";
-		$item .= "\t\t\t<th scope='row' class='label'><label for='$id_attr'><span class='alignleft'>{$field['label']}</span>$required<br class='clear' /></label>";
-		$item .= "</th>\n\t\t\t<td class='field'>";
-
-		if ( ! empty( $field[ $field['input'] ] ) ) {
-			$item .= $field[ $field['input'] ];
-		} elseif ( 'textarea' === $field['input'] ) {
-			if ( 'post_content' === $id && user_can_richedit() ) {
-				// sanitize_post() skips the post_content when user_can_richedit.
-				$field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
-			}
-			$item .= "<textarea id='$id_attr' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
-		} else {
-			$item .= "<input type='text' class='text' id='$id_attr' name='$name' value='" . esc_attr( $field['value'] ) . "' $readonly{$required_attr} />";
-		}
-
-		if ( ! empty( $field['helps'] ) ) {
-			$item .= "<p class='help'>" . implode( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
-		}
-
-		$item .= "</td>\n\t\t</tr>\n";
-
-		$extra_rows = array();
-
-		if ( ! empty( $field['errors'] ) ) {
-			foreach ( array_unique( (array) $field['errors'] ) as $error ) {
-				$extra_rows['error'][] = $error;
-			}
-		}
-
-		if ( ! empty( $field['extra_rows'] ) ) {
-			foreach ( $field['extra_rows'] as $class => $rows ) {
-				foreach ( (array) $rows as $html ) {
-					$extra_rows[ $class ][] = $html;
-				}
-			}
-		}
-
-		foreach ( $extra_rows as $class => $rows ) {
-			foreach ( $rows as $html ) {
-				$item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
-			}
-		}
-	}
-
-	if ( ! empty( $form_fields['_final'] ) ) {
-		$item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
-	}
-
-	if ( $item ) {
-		$item = '<p class="media-types media-types-required-info">' .
-			/* translators: %s: Asterisk symbol (*). */
-			sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
-			'</p>' .
-			'<table class="compat-attachment-fields">' . $item . '</table>';
-	}
-
-	foreach ( $hidden_fields as $hidden_field => $value ) {
-		$item .= '<input type="hidden" name="' . esc_attr( $hidden_field ) . '" value="' . esc_attr( $value ) . '" />' . "\n";
-	}
-
-	if ( $item ) {
-		$item = '<input type="hidden" name="attachments[' . $attachment_id . '][menu_order]" value="' . esc_attr( $post->menu_order ) . '" />' . $item;
-	}
-
-	return array(
-		'item' => $item,
-		'meta' => $media_meta,
-	);
+    $form_fields = array_merge_recursive( $form_fields, (array) $args['errors'] );
+
+    /** This filter is documented in wp-admin/includes/media.php */
+    $form_fields = apply_filters( 'attachment_fields_to_edit', $form_fields, $post );
+
+    unset(
+        $form_fields['image-size'],
+        $form_fields['align'],
+        $form_fields['image_alt'],
+        $form_fields['post_title'],
+        $form_fields['post_excerpt'],
+        $form_fields['post_content'],
+        $form_fields['url'],
+        $form_fields['menu_order'],
+        $form_fields['image_url']
+    );
+
+    /** This filter is documented in wp-admin/includes/media.php */
+    $media_meta = apply_filters( 'media_meta', '', $post );
+
+    $defaults = array(
+        'input'         => 'text',
+        'required'      => false,
+        'value'         => '',
+        'extra_rows'    => array(),
+        'show_in_edit'  => true,
+        'show_in_modal' => true,
+    );
+
+    $hidden_fields = array();
+
+    $item = '';
+
+    foreach ( $form_fields as $id => $field ) {
+        if ( '_' === $id[0] ) {
+            continue;
+        }
+
+        $name    = "attachments[$attachment_id][$id]";
+        $id_attr = "attachments-$attachment_id-$id";
+
+        if ( ! empty( $field['tr'] ) ) {
+            $item .= $field['tr'];
+            continue;
+        }
+
+        $field = array_merge( $defaults, $field );
+
+        if ( ( ! $field['show_in_edit'] && ! $args['in_modal'] ) || ( ! $field['show_in_modal'] && $args['in_modal'] ) ) {
+            continue;
+        }
+
+        if ( 'hidden' === $field['input'] ) {
+            $hidden_fields[ $name ] = $field['value'];
+            continue;
+        }
+
+        $readonly      = ! $user_can_edit && ! empty( $field['taxonomy'] ) ? " readonly='readonly' " : '';
+        $required      = $field['required'] ? '<span class="required">*</span>' : '';
+        $required_attr = $field['required'] ? ' required' : '';
+        $class         = 'compat-field-' . $id;
+        $class        .= $field['required'] ? ' form-required' : '';
+
+        $item .= "\t\t<tr class='$class'>";
+        $item .= "\t\t\t<th scope='row' class='label'><label for='$id_attr'><span class='alignleft'>{$field['label']}</span>$required<br class='clear' /></label>";
+        $item .= "</th>\n\t\t\t<td class='field'>";
+
+        if ( ! empty( $field[ $field['input'] ] ) ) {
+            $item .= $field[ $field['input'] ];
+        } elseif ( 'textarea' === $field['input'] ) {
+            if ( 'post_content' === $id && user_can_richedit() ) {
+                // sanitize_post() skips the post_content when user_can_richedit.
+                $field['value'] = htmlspecialchars( $field['value'], ENT_QUOTES );
+            }
+            $item .= "<textarea id='$id_attr' name='$name'{$required_attr}>" . $field['value'] . '</textarea>';
+        } else {
+            $item .= "<input type='text' class='text' id='$id_attr' name='$name' value='" . esc_attr( $field['value'] ) . "' $readonly{$required_attr} />";
+        }
+
+        if ( ! empty( $field['helps'] ) ) {
+            $item .= "<p class='help'>" . implode( "</p>\n<p class='help'>", array_unique( (array) $field['helps'] ) ) . '</p>';
+        }
+
+        $item .= "</td>\n\t\t</tr>\n";
+
+        $extra_rows = array();
+
+        if ( ! empty( $field['errors'] ) ) {
+            foreach ( array_unique( (array) $field['errors'] ) as $error ) {
+                $extra_rows['error'][] = $error;
+            }
+        }
+
+        if ( ! empty( $field['extra_rows'] ) ) {
+            foreach ( $field['extra_rows'] as $class => $rows ) {
+                foreach ( (array) $rows as $html ) {
+                    $extra_rows[ $class ][] = $html;
+                }
+            }
+        }
+
+        foreach ( $extra_rows as $class => $rows ) {
+            foreach ( $rows as $html ) {
+                $item .= "\t\t<tr><td></td><td class='$class'>$html</td></tr>\n";
+            }
+        }
+    }
+
+    if ( ! empty( $form_fields['_final'] ) ) {
+        $item .= "\t\t<tr class='final'><td colspan='2'>{$form_fields['_final']}</td></tr>\n";
+    }
+
+    if ( $item ) {
+        $item = '<p class="media-types media-types-required-info">' .
+            /* translators: %s: Asterisk symbol (*). */
+            sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
+            '</p>' .
+            '<table class="compat-attachment-fields">' . $item . '</table>';
+    }
+
+    foreach ( $hidden_fields as $hidden_field => $value ) {
+        $item .= '<input type="hidden" name="' . esc_attr( $hidden_field ) . '" value="' . esc_attr( $value ) . '" />' . "\n";
+    }
+
+    if ( $item ) {
+        $item = '<input type="hidden" name="attachments[' . $attachment_id . '][menu_order]" value="' . esc_attr( $post->menu_order ) . '" />' . $item;
+    }
+
+    return array(
+        'item' => $item,
+        'meta' => $media_meta,
+    );
 }
 
 /**
@@ -2052,15 +2052,15 @@ 
  * @since 2.5.0
  */
 function media_upload_header() {
-	$post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
+    $post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
 
-	echo '<script type="text/javascript">post_id = ' . $post_id . ';</script>';
+    echo '<script type="text/javascript">post_id = ' . $post_id . ';</script>';
 
-	if ( empty( $_GET['chromeless'] ) ) {
-		echo '<div id="media-upload-header">';
-		the_media_upload_tabs();
-		echo '</div>';
-	}
+    if ( empty( $_GET['chromeless'] ) ) {
+        echo '<div id="media-upload-header">';
+        the_media_upload_tabs();
+        echo '</div>';
+    }
 }
 
 /**
@@ -2076,156 +2076,156 @@ 
  * @param array $errors
  */
 function media_upload_form( $errors = null ) {
-	global $type, $tab, $is_IE, $is_opera;
-
-	if ( ! _device_can_upload() ) {
-		echo '<p>' . sprintf(
-			/* translators: %s: https://apps.wordpress.org/ */
-			__( 'The web browser on your device cannot be used to upload files. You may be able to use the <a href="%s">native app for your device</a> instead.' ),
-			'https://apps.wordpress.org/'
-		) . '</p>';
-		return;
-	}
-
-	$upload_action_url = admin_url( 'async-upload.php' );
-	$post_id           = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
-	$_type             = isset( $type ) ? $type : '';
-	$_tab              = isset( $tab ) ? $tab : '';
-
-	$max_upload_size = wp_max_upload_size();
-	if ( ! $max_upload_size ) {
-		$max_upload_size = 0;
-	}
-
-	?>
+    global $type, $tab, $is_IE, $is_opera;
+
+    if ( ! _device_can_upload() ) {
+        echo '<p>' . sprintf(
+            /* translators: %s: https://apps.wordpress.org/ */
+            __( 'The web browser on your device cannot be used to upload files. You may be able to use the <a href="%s">native app for your device</a> instead.' ),
+            'https://apps.wordpress.org/'
+        ) . '</p>';
+        return;
+    }
+
+    $upload_action_url = admin_url( 'async-upload.php' );
+    $post_id           = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
+    $_type             = isset( $type ) ? $type : '';
+    $_tab              = isset( $tab ) ? $tab : '';
+
+    $max_upload_size = wp_max_upload_size();
+    if ( ! $max_upload_size ) {
+        $max_upload_size = 0;
+    }
+
+    ?>
 	<div id="media-upload-notice">
 	<?php
 
-	if ( isset( $errors['upload_notice'] ) ) {
-		echo $errors['upload_notice'];
-	}
+    if ( isset( $errors['upload_notice'] ) ) {
+        echo $errors['upload_notice'];
+    }
 
-	?>
+    ?>
 	</div>
 	<div id="media-upload-error">
 	<?php
 
-	if ( isset( $errors['upload_error'] ) && is_wp_error( $errors['upload_error'] ) ) {
-		echo $errors['upload_error']->get_error_message();
-	}
+    if ( isset( $errors['upload_error'] ) && is_wp_error( $errors['upload_error'] ) ) {
+        echo $errors['upload_error']->get_error_message();
+    }
 
-	?>
+    ?>
 	</div>
 	<?php
 
-	if ( is_multisite() && ! is_upload_space_available() ) {
-		/**
-		 * Fires when an upload will exceed the defined upload space quota for a network site.
-		 *
-		 * @since 3.5.0
-		 */
-		do_action( 'upload_ui_over_quota' );
-		return;
-	}
-
-	/**
-	 * Fires just before the legacy (pre-3.5.0) upload interface is loaded.
-	 *
-	 * @since 2.6.0
-	 */
-	do_action( 'pre-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	$post_params = array(
-		'post_id'  => $post_id,
-		'_wpnonce' => wp_create_nonce( 'media-form' ),
-		'type'     => $_type,
-		'tab'      => $_tab,
-		'short'    => '1',
-	);
-
-	/**
-	 * Filters the media upload post parameters.
-	 *
-	 * @since 3.1.0 As 'swfupload_post_params'
-	 * @since 3.3.0
-	 *
-	 * @param array $post_params An array of media upload parameters used by Plupload.
-	 */
-	$post_params = apply_filters( 'upload_post_params', $post_params );
-
-	/*
+    if ( is_multisite() && ! is_upload_space_available() ) {
+        /**
+         * Fires when an upload will exceed the defined upload space quota for a network site.
+         *
+         * @since 3.5.0
+         */
+        do_action( 'upload_ui_over_quota' );
+        return;
+    }
+
+    /**
+     * Fires just before the legacy (pre-3.5.0) upload interface is loaded.
+     *
+     * @since 2.6.0
+     */
+    do_action( 'pre-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    $post_params = array(
+        'post_id'  => $post_id,
+        '_wpnonce' => wp_create_nonce( 'media-form' ),
+        'type'     => $_type,
+        'tab'      => $_tab,
+        'short'    => '1',
+    );
+
+    /**
+     * Filters the media upload post parameters.
+     *
+     * @since 3.1.0 As 'swfupload_post_params'
+     * @since 3.3.0
+     *
+     * @param array $post_params An array of media upload parameters used by Plupload.
+     */
+    $post_params = apply_filters( 'upload_post_params', $post_params );
+
+    /*
 	* Since 4.9 the `runtimes` setting is hardcoded in our version of Plupload to `html5,html4`,
 	* and the `flash_swf_url` and `silverlight_xap_url` are not used.
 	*/
-	$plupload_init = array(
-		'browse_button'    => 'plupload-browse-button',
-		'container'        => 'plupload-upload-ui',
-		'drop_element'     => 'drag-drop-area',
-		'file_data_name'   => 'async-upload',
-		'url'              => $upload_action_url,
-		'filters'          => array( 'max_file_size' => $max_upload_size . 'b' ),
-		'multipart_params' => $post_params,
-	);
-
-	/*
+    $plupload_init = array(
+        'browse_button'    => 'plupload-browse-button',
+        'container'        => 'plupload-upload-ui',
+        'drop_element'     => 'drag-drop-area',
+        'file_data_name'   => 'async-upload',
+        'url'              => $upload_action_url,
+        'filters'          => array( 'max_file_size' => $max_upload_size . 'b' ),
+        'multipart_params' => $post_params,
+    );
+
+    /*
 	 * Currently only iOS Safari supports multiple files uploading,
 	 * but iOS 7.x has a bug that prevents uploading of videos when enabled.
 	 * See #29602.
 	 */
-	if (
-		wp_is_mobile() &&
-		strpos( $_SERVER['HTTP_USER_AGENT'], 'OS 7_' ) !== false &&
-		strpos( $_SERVER['HTTP_USER_AGENT'], 'like Mac OS X' ) !== false
-	) {
-		$plupload_init['multi_selection'] = false;
-	}
-
-	// Check if WebP images can be edited.
-	if ( ! wp_image_editor_supports( array( 'mime_type' => 'image/webp' ) ) ) {
-		$plupload_init['webp_upload_error'] = true;
-	}
-
-	/**
-	 * Filters the default Plupload settings.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param array $plupload_init An array of default settings used by Plupload.
-	 */
-	$plupload_init = apply_filters( 'plupload_init', $plupload_init );
-
-	?>
+    if (
+        wp_is_mobile() &&
+        strpos( $_SERVER['HTTP_USER_AGENT'], 'OS 7_' ) !== false &&
+        strpos( $_SERVER['HTTP_USER_AGENT'], 'like Mac OS X' ) !== false
+    ) {
+        $plupload_init['multi_selection'] = false;
+    }
+
+    // Check if WebP images can be edited.
+    if ( ! wp_image_editor_supports( array( 'mime_type' => 'image/webp' ) ) ) {
+        $plupload_init['webp_upload_error'] = true;
+    }
+
+    /**
+     * Filters the default Plupload settings.
+     *
+     * @since 3.3.0
+     *
+     * @param array $plupload_init An array of default settings used by Plupload.
+     */
+    $plupload_init = apply_filters( 'plupload_init', $plupload_init );
+
+    ?>
 	<script type="text/javascript">
 	<?php
-	// Verify size is an int. If not return default value.
-	$large_size_h = absint( get_option( 'large_size_h' ) );
+    // Verify size is an int. If not return default value.
+    $large_size_h = absint( get_option( 'large_size_h' ) );
 
-	if ( ! $large_size_h ) {
-		$large_size_h = 1024;
-	}
+    if ( ! $large_size_h ) {
+        $large_size_h = 1024;
+    }
 
-	$large_size_w = absint( get_option( 'large_size_w' ) );
+    $large_size_w = absint( get_option( 'large_size_w' ) );
 
-	if ( ! $large_size_w ) {
-		$large_size_w = 1024;
-	}
+    if ( ! $large_size_w ) {
+        $large_size_w = 1024;
+    }
 
-	?>
+    ?>
 	var resize_height = <?php echo $large_size_h; ?>, resize_width = <?php echo $large_size_w; ?>,
 	wpUploaderInit = <?php echo wp_json_encode( $plupload_init ); ?>;
 	</script>
 
 	<div id="plupload-upload-ui" class="hide-if-no-js">
 	<?php
-	/**
-	 * Fires before the upload interface loads.
-	 *
-	 * @since 2.6.0 As 'pre-flash-upload-ui'
-	 * @since 3.3.0
-	 */
-	do_action( 'pre-plupload-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	?>
+    /**
+     * Fires before the upload interface loads.
+     *
+     * @since 2.6.0 As 'pre-flash-upload-ui'
+     * @since 3.3.0
+     */
+    do_action( 'pre-plupload-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    ?>
 	<div id="drag-drop-area">
 		<div class="drag-drop-inside">
 		<p class="drag-drop-info"><?php _e( 'Drop files to upload' ); ?></p>
@@ -2234,26 +2234,26 @@ 
 		</div>
 	</div>
 	<?php
-	/**
-	 * Fires after the upload interface loads.
-	 *
-	 * @since 2.6.0 As 'post-flash-upload-ui'
-	 * @since 3.3.0
-	 */
-	do_action( 'post-plupload-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-	?>
+    /**
+     * Fires after the upload interface loads.
+     *
+     * @since 2.6.0 As 'post-flash-upload-ui'
+     * @since 3.3.0
+     */
+    do_action( 'post-plupload-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+    ?>
 	</div>
 
 	<div id="html-upload-ui" class="hide-if-js">
 	<?php
-	/**
-	 * Fires before the upload button in the media upload interface.
-	 *
-	 * @since 2.6.0
-	 */
-	do_action( 'pre-html-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	?>
+    /**
+     * Fires before the upload button in the media upload interface.
+     *
+     * @since 2.6.0
+     */
+    do_action( 'pre-html-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    ?>
 	<p id="async-upload-wrap">
 		<label class="screen-reader-text" for="async-upload"><?php _e( 'Upload' ); ?></label>
 		<input type="file" name="async-upload" id="async-upload" />
@@ -2262,32 +2262,32 @@ 
 	</p>
 	<div class="clear"></div>
 	<?php
-	/**
-	 * Fires after the upload button in the media upload interface.
-	 *
-	 * @since 2.6.0
-	 */
-	do_action( 'post-html-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
-
-	?>
+    /**
+     * Fires after the upload button in the media upload interface.
+     *
+     * @since 2.6.0
+     */
+    do_action( 'post-html-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+
+    ?>
 	</div>
 
 <p class="max-upload-size">
 	<?php
-	/* translators: %s: Maximum allowed file size. */
-	printf( __( 'Maximum upload file size: %s.' ), esc_html( size_format( $max_upload_size ) ) );
-	?>
+    /* translators: %s: Maximum allowed file size. */
+    printf( __( 'Maximum upload file size: %s.' ), esc_html( size_format( $max_upload_size ) ) );
+    ?>
 </p>
 	<?php
 
-	/**
-	 * Fires on the post upload UI screen.
-	 *
-	 * Legacy (pre-3.5.0) media workflow hook.
-	 *
-	 * @since 2.6.0
-	 */
-	do_action( 'post-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
+    /**
+     * Fires on the post upload UI screen.
+     *
+     * Legacy (pre-3.5.0) media workflow hook.
+     *
+     * @since 2.6.0
+     */
+    do_action( 'post-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 }
 
 /**
@@ -2301,28 +2301,28 @@ 
  */
 function media_upload_type_form( $type = 'file', $errors = null, $id = null ) {
 
-	media_upload_header();
+    media_upload_header();
 
-	$post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
+    $post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
 
-	$form_action_url = admin_url( "media-upload.php?type=$type&tab=type&post_id=$post_id" );
+    $form_action_url = admin_url( "media-upload.php?type=$type&tab=type&post_id=$post_id" );
 
-	/**
-	 * Filters the media upload form action URL.
-	 *
-	 * @since 2.6.0
-	 *
-	 * @param string $form_action_url The media upload form action URL.
-	 * @param string $type            The type of media. Default 'file'.
-	 */
-	$form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
-	$form_class      = 'media-upload-form type-form validate';
+    /**
+     * Filters the media upload form action URL.
+     *
+     * @since 2.6.0
+     *
+     * @param string $form_action_url The media upload form action URL.
+     * @param string $type            The type of media. Default 'file'.
+     */
+    $form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
+    $form_class      = 'media-upload-form type-form validate';
 
-	if ( get_user_setting( 'uploader' ) ) {
-		$form_class .= ' html-uploader';
-	}
+    if ( get_user_setting( 'uploader' ) ) {
+        $form_class .= ' html-uploader';
+    }
 
-	?>
+    ?>
 	<form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="<?php echo $type; ?>-form">
 		<?php submit_button( '', 'hidden', 'save', false ); ?>
 	<input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
@@ -2344,17 +2344,17 @@ 
 	<div id="media-items">
 	<?php
 
-	if ( $id ) {
-		if ( ! is_wp_error( $id ) ) {
-			add_filter( 'attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2 );
-			echo get_media_items( $id, $errors );
-		} else {
-			echo '<div id="media-upload-error">' . esc_html( $id->get_error_message() ) . '</div></div>';
-			exit;
-		}
-	}
-
-	?>
+    if ( $id ) {
+        if ( ! is_wp_error( $id ) ) {
+            add_filter( 'attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2 );
+            echo get_media_items( $id, $errors );
+        } else {
+            echo '<div id="media-upload-error">' . esc_html( $id->get_error_message() ) . '</div></div>';
+            exit;
+        }
+    }
+
+    ?>
 	</div>
 
 	<p class="savebutton ml-submit">
@@ -2374,24 +2374,24 @@ 
  * @param int     $id
  */
 function media_upload_type_url_form( $type = null, $errors = null, $id = null ) {
-	if ( null === $type ) {
-		$type = 'image';
-	}
+    if ( null === $type ) {
+        $type = 'image';
+    }
 
-	media_upload_header();
+    media_upload_header();
 
-	$post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
+    $post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
 
-	$form_action_url = admin_url( "media-upload.php?type=$type&tab=type&post_id=$post_id" );
-	/** This filter is documented in wp-admin/includes/media.php */
-	$form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
-	$form_class      = 'media-upload-form type-form validate';
+    $form_action_url = admin_url( "media-upload.php?type=$type&tab=type&post_id=$post_id" );
+    /** This filter is documented in wp-admin/includes/media.php */
+    $form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
+    $form_class      = 'media-upload-form type-form validate';
 
-	if ( get_user_setting( 'uploader' ) ) {
-		$form_class .= ' html-uploader';
-	}
+    if ( get_user_setting( 'uploader' ) ) {
+        $form_class .= ' html-uploader';
+    }
 
-	?>
+    ?>
 	<form enctype="multipart/form-data" method="post" action="<?php echo esc_url( $form_action_url ); ?>" class="<?php echo $form_class; ?>" id="<?php echo $type; ?>-form">
 	<input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
 		<?php wp_nonce_field( 'media-form' ); ?>
@@ -2415,9 +2415,9 @@ 
 			alt = f.alt.value.replace(/'/g, '&#039;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
 
 		<?php
-		/** This filter is documented in wp-admin/includes/media.php */
-		if ( ! apply_filters( 'disable_captions', '' ) ) {
-			?>
+        /** This filter is documented in wp-admin/includes/media.php */
+        if ( ! apply_filters( 'disable_captions', '' ) ) {
+            ?>
 			if ( f.caption.value ) {
 				caption = f.caption.value.replace(/\r\n|\r/g, '\n');
 				caption = caption.replace(/<[a-zA-Z0-9]+( [^<>]+)?>/g, function(a){
@@ -2427,9 +2427,9 @@ 
 				caption = caption.replace(/\s*\n\s*/g, '<br />');
 			}
 			<?php
-		}
+        }
 
-		?>
+        ?>
 		cls = caption ? '' : ' class="'+t.align+'"';
 
 		html = '<img alt="'+alt+'" src="'+f.src.value+'"'+cls+' width="'+t.width+'" height="'+t.height+'" />';
@@ -2495,16 +2495,16 @@ 
 	<div id="media-items">
 	<div class="media-item media-blank">
 	<?php
-	/**
-	 * Filters the insert media from URL form HTML.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param string $form_html The insert from URL form HTML.
-	 */
-	echo apply_filters( 'type_url_form_media', wp_media_insert_url_form( $type ) );
-
-	?>
+    /**
+     * Filters the insert media from URL form HTML.
+     *
+     * @since 3.3.0
+     *
+     * @param string $form_html The insert from URL form HTML.
+     */
+    echo apply_filters( 'type_url_form_media', wp_media_insert_url_form( $type ) );
+
+    ?>
 	</div>
 	</div>
 	</form>
@@ -2523,22 +2523,22 @@ 
  * @param array $errors
  */
 function media_upload_gallery_form( $errors ) {
-	global $redir_tab, $type;
+    global $redir_tab, $type;
 
-	$redir_tab = 'gallery';
-	media_upload_header();
+    $redir_tab = 'gallery';
+    media_upload_header();
 
-	$post_id         = (int) $_REQUEST['post_id'];
-	$form_action_url = admin_url( "media-upload.php?type=$type&tab=gallery&post_id=$post_id" );
-	/** This filter is documented in wp-admin/includes/media.php */
-	$form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
-	$form_class      = 'media-upload-form validate';
+    $post_id         = (int) $_REQUEST['post_id'];
+    $form_action_url = admin_url( "media-upload.php?type=$type&tab=gallery&post_id=$post_id" );
+    /** This filter is documented in wp-admin/includes/media.php */
+    $form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
+    $form_class      = 'media-upload-form validate';
 
-	if ( get_user_setting( 'uploader' ) ) {
-		$form_class .= ' html-uploader';
-	}
+    if ( get_user_setting( 'uploader' ) ) {
+        $form_class .= ' html-uploader';
+    }
 
-	?>
+    ?>
 	<script type="text/javascript">
 	jQuery(function($){
 		var preloaded = $(".media-item.preloaded");
@@ -2575,17 +2575,17 @@ 
 
 	<p class="ml-submit">
 		<?php
-		submit_button(
-			__( 'Save all changes' ),
-			'savebutton',
-			'save',
-			false,
-			array(
-				'id'    => 'save-all',
-				'style' => 'display: none;',
-			)
-		);
-		?>
+        submit_button(
+            __( 'Save all changes' ),
+            'savebutton',
+            'save',
+            false,
+            array(
+                'id'    => 'save-all',
+                'style' => 'display: none;',
+            )
+        );
+        ?>
 	<input type="hidden" name="post_id" id="post_id" value="<?php echo (int) $post_id; ?>" />
 	<input type="hidden" name="type" value="<?php echo esc_attr( $GLOBALS['type'] ); ?>" />
 	<input type="hidden" name="tab" value="<?php echo esc_attr( $GLOBALS['tab'] ); ?>" />
@@ -2686,35 +2686,35 @@ 
  * @param array $errors
  */
 function media_upload_library_form( $errors ) {
-	global $wpdb, $wp_query, $wp_locale, $type, $tab, $post_mime_types;
+    global $wpdb, $wp_query, $wp_locale, $type, $tab, $post_mime_types;
 
-	media_upload_header();
+    media_upload_header();
 
-	$post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
+    $post_id = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
 
-	$form_action_url = admin_url( "media-upload.php?type=$type&tab=library&post_id=$post_id" );
-	/** This filter is documented in wp-admin/includes/media.php */
-	$form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
-	$form_class      = 'media-upload-form validate';
+    $form_action_url = admin_url( "media-upload.php?type=$type&tab=library&post_id=$post_id" );
+    /** This filter is documented in wp-admin/includes/media.php */
+    $form_action_url = apply_filters( 'media_upload_form_url', $form_action_url, $type );
+    $form_class      = 'media-upload-form validate';
 
-	if ( get_user_setting( 'uploader' ) ) {
-		$form_class .= ' html-uploader';
-	}
+    if ( get_user_setting( 'uploader' ) ) {
+        $form_class .= ' html-uploader';
+    }
 
-	$q                   = $_GET;
-	$q['posts_per_page'] = 10;
-	$q['paged']          = isset( $q['paged'] ) ? (int) $q['paged'] : 0;
-	if ( $q['paged'] < 1 ) {
-		$q['paged'] = 1;
-	}
-	$q['offset'] = ( $q['paged'] - 1 ) * 10;
-	if ( $q['offset'] < 1 ) {
-		$q['offset'] = 0;
-	}
+    $q                   = $_GET;
+    $q['posts_per_page'] = 10;
+    $q['paged']          = isset( $q['paged'] ) ? (int) $q['paged'] : 0;
+    if ( $q['paged'] < 1 ) {
+        $q['paged'] = 1;
+    }
+    $q['offset'] = ( $q['paged'] - 1 ) * 10;
+    if ( $q['offset'] < 1 ) {
+        $q['offset'] = 0;
+    }
 
-	list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query( $q );
+    list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query( $q );
 
-	?>
+    ?>
 	<form id="filter" method="get">
 	<input type="hidden" name="type" value="<?php echo esc_attr( $type ); ?>" />
 	<input type="hidden" name="tab" value="<?php echo esc_attr( $tab ); ?>" />
@@ -2730,125 +2730,125 @@ 
 
 	<ul class="subsubsub">
 		<?php
-		$type_links = array();
-		$_num_posts = (array) wp_count_attachments();
-		$matches    = wp_match_mime_types( array_keys( $post_mime_types ), array_keys( $_num_posts ) );
-		foreach ( $matches as $_type => $reals ) {
-			foreach ( $reals as $real ) {
-				if ( isset( $num_posts[ $_type ] ) ) {
-					$num_posts[ $_type ] += $_num_posts[ $real ];
-				} else {
-					$num_posts[ $_type ] = $_num_posts[ $real ];
-				}
-			}
-		}
-		// If available type specified by media button clicked, filter by that type.
-		if ( empty( $_GET['post_mime_type'] ) && ! empty( $num_posts[ $type ] ) ) {
-			$_GET['post_mime_type']                        = $type;
-			list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query();
-		}
-		if ( empty( $_GET['post_mime_type'] ) || 'all' === $_GET['post_mime_type'] ) {
-			$class = ' class="current"';
-		} else {
-			$class = '';
-		}
-		$type_links[] = '<li><a href="' . esc_url(
-			add_query_arg(
-				array(
-					'post_mime_type' => 'all',
-					'paged'          => false,
-					'm'              => false,
-				)
-			)
-		) . '"' . $class . '>' . __( 'All Types' ) . '</a>';
-		foreach ( $post_mime_types as $mime_type => $label ) {
-			$class = '';
-
-			if ( ! wp_match_mime_types( $mime_type, $avail_post_mime_types ) ) {
-				continue;
-			}
-
-			if ( isset( $_GET['post_mime_type'] ) && wp_match_mime_types( $mime_type, $_GET['post_mime_type'] ) ) {
-				$class = ' class="current"';
-			}
-
-			$type_links[] = '<li><a href="' . esc_url(
-				add_query_arg(
-					array(
-						'post_mime_type' => $mime_type,
-						'paged'          => false,
-					)
-				)
-			) . '"' . $class . '>' . sprintf( translate_nooped_plural( $label[2], $num_posts[ $mime_type ] ), '<span id="' . $mime_type . '-counter">' . number_format_i18n( $num_posts[ $mime_type ] ) . '</span>' ) . '</a>';
-		}
-		/**
-		 * Filters the media upload mime type list items.
-		 *
-		 * Returned values should begin with an `<li>` tag.
-		 *
-		 * @since 3.1.0
-		 *
-		 * @param string[] $type_links An array of list items containing mime type link HTML.
-		 */
-		echo implode( ' | </li>', apply_filters( 'media_upload_mime_type_links', $type_links ) ) . '</li>';
-		unset( $type_links );
-		?>
+        $type_links = array();
+        $_num_posts = (array) wp_count_attachments();
+        $matches    = wp_match_mime_types( array_keys( $post_mime_types ), array_keys( $_num_posts ) );
+        foreach ( $matches as $_type => $reals ) {
+            foreach ( $reals as $real ) {
+                if ( isset( $num_posts[ $_type ] ) ) {
+                    $num_posts[ $_type ] += $_num_posts[ $real ];
+                } else {
+                    $num_posts[ $_type ] = $_num_posts[ $real ];
+                }
+            }
+        }
+        // If available type specified by media button clicked, filter by that type.
+        if ( empty( $_GET['post_mime_type'] ) && ! empty( $num_posts[ $type ] ) ) {
+            $_GET['post_mime_type']                        = $type;
+            list($post_mime_types, $avail_post_mime_types) = wp_edit_attachments_query();
+        }
+        if ( empty( $_GET['post_mime_type'] ) || 'all' === $_GET['post_mime_type'] ) {
+            $class = ' class="current"';
+        } else {
+            $class = '';
+        }
+        $type_links[] = '<li><a href="' . esc_url(
+            add_query_arg(
+                array(
+                    'post_mime_type' => 'all',
+                    'paged'          => false,
+                    'm'              => false,
+                )
+            )
+        ) . '"' . $class . '>' . __( 'All Types' ) . '</a>';
+        foreach ( $post_mime_types as $mime_type => $label ) {
+            $class = '';
+
+            if ( ! wp_match_mime_types( $mime_type, $avail_post_mime_types ) ) {
+                continue;
+            }
+
+            if ( isset( $_GET['post_mime_type'] ) && wp_match_mime_types( $mime_type, $_GET['post_mime_type'] ) ) {
+                $class = ' class="current"';
+            }
+
+            $type_links[] = '<li><a href="' . esc_url(
+                add_query_arg(
+                    array(
+                        'post_mime_type' => $mime_type,
+                        'paged'          => false,
+                    )
+                )
+            ) . '"' . $class . '>' . sprintf( translate_nooped_plural( $label[2], $num_posts[ $mime_type ] ), '<span id="' . $mime_type . '-counter">' . number_format_i18n( $num_posts[ $mime_type ] ) . '</span>' ) . '</a>';
+        }
+        /**
+         * Filters the media upload mime type list items.
+         *
+         * Returned values should begin with an `<li>` tag.
+         *
+         * @since 3.1.0
+         *
+         * @param string[] $type_links An array of list items containing mime type link HTML.
+         */
+        echo implode( ' | </li>', apply_filters( 'media_upload_mime_type_links', $type_links ) ) . '</li>';
+        unset( $type_links );
+        ?>
 	</ul>
 
 	<div class="tablenav">
 
 		<?php
-		$page_links = paginate_links(
-			array(
-				'base'      => add_query_arg( 'paged', '%#%' ),
-				'format'    => '',
-				'prev_text' => __( '&laquo;' ),
-				'next_text' => __( '&raquo;' ),
-				'total'     => ceil( $wp_query->found_posts / 10 ),
-				'current'   => $q['paged'],
-			)
-		);
-
-		if ( $page_links ) {
-			echo "<div class='tablenav-pages'>$page_links</div>";
-		}
-		?>
+        $page_links = paginate_links(
+            array(
+                'base'      => add_query_arg( 'paged', '%#%' ),
+                'format'    => '',
+                'prev_text' => __( '&laquo;' ),
+                'next_text' => __( '&raquo;' ),
+                'total'     => ceil( $wp_query->found_posts / 10 ),
+                'current'   => $q['paged'],
+            )
+        );
+
+        if ( $page_links ) {
+            echo "<div class='tablenav-pages'>$page_links</div>";
+        }
+        ?>
 
 	<div class="alignleft actions">
 		<?php
 
-		$arc_query = "SELECT DISTINCT YEAR(post_date) AS yyear, MONTH(post_date) AS mmonth FROM $wpdb->posts WHERE post_type = 'attachment' ORDER BY post_date DESC";
+        $arc_query = "SELECT DISTINCT YEAR(post_date) AS yyear, MONTH(post_date) AS mmonth FROM $wpdb->posts WHERE post_type = 'attachment' ORDER BY post_date DESC";
 
-		$arc_result = $wpdb->get_results( $arc_query );
+        $arc_result = $wpdb->get_results( $arc_query );
 
-		$month_count    = count( $arc_result );
-		$selected_month = isset( $_GET['m'] ) ? $_GET['m'] : 0;
+        $month_count    = count( $arc_result );
+        $selected_month = isset( $_GET['m'] ) ? $_GET['m'] : 0;
 
-		if ( $month_count && ! ( 1 == $month_count && 0 == $arc_result[0]->mmonth ) ) {
-			?>
+        if ( $month_count && ! ( 1 == $month_count && 0 == $arc_result[0]->mmonth ) ) {
+            ?>
 			<select name='m'>
 			<option<?php selected( $selected_month, 0 ); ?> value='0'><?php _e( 'All dates' ); ?></option>
 			<?php
 
-			foreach ( $arc_result as $arc_row ) {
-				if ( 0 == $arc_row->yyear ) {
-					continue;
-				}
+            foreach ( $arc_result as $arc_row ) {
+                if ( 0 == $arc_row->yyear ) {
+                    continue;
+                }
 
-				$arc_row->mmonth = zeroise( $arc_row->mmonth, 2 );
+                $arc_row->mmonth = zeroise( $arc_row->mmonth, 2 );
 
-				if ( $arc_row->yyear . $arc_row->mmonth == $selected_month ) {
-					$default = ' selected="selected"';
-				} else {
-					$default = '';
-				}
+                if ( $arc_row->yyear . $arc_row->mmonth == $selected_month ) {
+                    $default = ' selected="selected"';
+                } else {
+                    $default = '';
+                }
 
-				echo "<option$default value='" . esc_attr( $arc_row->yyear . $arc_row->mmonth ) . "'>";
-				echo esc_html( $wp_locale->get_month( $arc_row->mmonth ) . " $arc_row->yyear" );
-				echo "</option>\n";
-			}
+                echo "<option$default value='" . esc_attr( $arc_row->yyear . $arc_row->mmonth ) . "'>";
+                echo esc_html( $wp_locale->get_month( $arc_row->mmonth ) . " $arc_row->yyear" );
+                echo "</option>\n";
+            }
 
-			?>
+            ?>
 			</select>
 		<?php } ?>
 
@@ -2894,39 +2894,39 @@ 
  * @return string HTML content of the form.
  */
 function wp_media_insert_url_form( $default_view = 'image' ) {
-	/** This filter is documented in wp-admin/includes/media.php */
-	if ( ! apply_filters( 'disable_captions', '' ) ) {
-		$caption = '
+    /** This filter is documented in wp-admin/includes/media.php */
+    if ( ! apply_filters( 'disable_captions', '' ) ) {
+        $caption = '
 		<tr class="image-only">
 			<th scope="row" class="label">
 				<label for="caption"><span class="alignleft">' . __( 'Image Caption' ) . '</span></label>
 			</th>
 			<td class="field"><textarea id="caption" name="caption"></textarea></td>
 		</tr>';
-	} else {
-		$caption = '';
-	}
+    } else {
+        $caption = '';
+    }
 
-	$default_align = get_option( 'image_default_align' );
+    $default_align = get_option( 'image_default_align' );
 
-	if ( empty( $default_align ) ) {
-		$default_align = 'none';
-	}
+    if ( empty( $default_align ) ) {
+        $default_align = 'none';
+    }
 
-	if ( 'image' === $default_view ) {
-		$view        = 'image-only';
-		$table_class = '';
-	} else {
-		$view        = 'not-image';
-		$table_class = $view;
-	}
+    if ( 'image' === $default_view ) {
+        $view        = 'image-only';
+        $table_class = '';
+    } else {
+        $view        = 'not-image';
+        $table_class = $view;
+    }
 
-	return '
+    return '
 	<p class="media-types"><label><input type="radio" name="media_type" value="image" id="image-only"' . checked( 'image-only', $view, false ) . ' /> ' . __( 'Image' ) . '</label> &nbsp; &nbsp; <label><input type="radio" name="media_type" value="generic" id="not-image"' . checked( 'not-image', $view, false ) . ' /> ' . __( 'Audio, Video, or Other File' ) . '</label></p>
 	<p class="media-types media-types-required-info">' .
-		/* translators: %s: Asterisk symbol (*). */
-		sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
-	'</p>
+        /* translators: %s: Asterisk symbol (*). */
+        sprintf( __( 'Required fields are marked %s' ), '<span class="required">*</span>' ) .
+    '</p>
 	<table class="describe ' . $table_class . '"><tbody>
 		<tr>
 			<th scope="row" class="label" style="width:130px;">
@@ -3000,25 +3000,25 @@ 
  * @global int $post_ID
  */
 function media_upload_flash_bypass() {
-	$browser_uploader = admin_url( 'media-new.php?browser-uploader' );
+    $browser_uploader = admin_url( 'media-new.php?browser-uploader' );
 
-	$post = get_post();
-	if ( $post ) {
-		$browser_uploader .= '&amp;post_id=' . (int) $post->ID;
-	} elseif ( ! empty( $GLOBALS['post_ID'] ) ) {
-		$browser_uploader .= '&amp;post_id=' . (int) $GLOBALS['post_ID'];
-	}
+    $post = get_post();
+    if ( $post ) {
+        $browser_uploader .= '&amp;post_id=' . (int) $post->ID;
+    } elseif ( ! empty( $GLOBALS['post_ID'] ) ) {
+        $browser_uploader .= '&amp;post_id=' . (int) $GLOBALS['post_ID'];
+    }
 
-	?>
+    ?>
 	<p class="upload-flash-bypass">
 	<?php
-		printf(
-			/* translators: 1: URL to browser uploader, 2: Additional link attributes. */
-			__( 'You are using the multi-file uploader. Problems? Try the <a href="%1$s" %2$s>browser uploader</a> instead.' ),
-			$browser_uploader,
-			'target="_blank"'
-		);
-	?>
+        printf(
+            /* translators: 1: URL to browser uploader, 2: Additional link attributes. */
+            __( 'You are using the multi-file uploader. Problems? Try the <a href="%1$s" %2$s>browser uploader</a> instead.' ),
+            $browser_uploader,
+            'target="_blank"'
+        );
+    ?>
 	</p>
 	<?php
 }
@@ -3029,7 +3029,7 @@ 
  * @since 2.6.0
  */
 function media_upload_html_bypass() {
-	?>
+    ?>
 	<p class="upload-html-bypass hide-if-no-js">
 		<?php _e( 'You are using the browser&#8217;s built-in file uploader. The WordPress uploader includes multiple file selection and drag and drop capability. <a href="#">Switch to the multi-file uploader</a>.' ); ?>
 	</p>
@@ -3049,23 +3049,23 @@ 
  * @since 3.3.0
  */
 function media_upload_max_image_resize() {
-	$checked = get_user_setting( 'upload_resize' ) ? ' checked="true"' : '';
-	$a       = '';
-	$end     = '';
+    $checked = get_user_setting( 'upload_resize' ) ? ' checked="true"' : '';
+    $a       = '';
+    $end     = '';
 
-	if ( current_user_can( 'manage_options' ) ) {
-		$a   = '<a href="' . esc_url( admin_url( 'options-media.php' ) ) . '" target="_blank">';
-		$end = '</a>';
-	}
+    if ( current_user_can( 'manage_options' ) ) {
+        $a   = '<a href="' . esc_url( admin_url( 'options-media.php' ) ) . '" target="_blank">';
+        $end = '</a>';
+    }
 
-	?>
+    ?>
 	<p class="hide-if-no-js"><label>
 	<input name="image_resize" type="checkbox" id="image_resize" value="true"<?php echo $checked; ?> />
 	<?php
-	/* translators: 1: Link start tag, 2: Link end tag, 3: Width, 4: Height. */
-	printf( __( 'Scale images to match the large size selected in %1$simage options%2$s (%3$d &times; %4$d).' ), $a, $end, (int) get_option( 'large_size_w', '1024' ), (int) get_option( 'large_size_h', '1024' ) );
+    /* translators: 1: Link start tag, 2: Link end tag, 3: Width, 4: Height. */
+    printf( __( 'Scale images to match the large size selected in %1$simage options%2$s (%3$d &times; %4$d).' ), $a, $end, (int) get_option( 'large_size_w', '1024' ), (int) get_option( 'large_size_h', '1024' ) );
 
-	?>
+    ?>
 	</label></p>
 	<?php
 }
@@ -3076,11 +3076,11 @@ 
  * @since 3.5.0
  */
 function multisite_over_quota_message() {
-	echo '<p>' . sprintf(
-		/* translators: %s: Allowed space allocation. */
-		__( 'Sorry, you have used your space allocation of %s. Please delete some files to upload more files.' ),
-		size_format( get_space_allowed() * MB_IN_BYTES )
-	) . '</p>';
+    echo '<p>' . sprintf(
+        /* translators: %s: Allowed space allocation. */
+        __( 'Sorry, you have used your space allocation of %s. Please delete some files to upload more files.' ),
+        size_format( get_space_allowed() * MB_IN_BYTES )
+    ) . '</p>';
 }
 
 /**
@@ -3091,43 +3091,43 @@ 
  * @param WP_Post $post A post object.
  */
 function edit_form_image_editor( $post ) {
-	$open = isset( $_GET['image-editor'] );
+    $open = isset( $_GET['image-editor'] );
 
-	if ( $open ) {
-		require_once ABSPATH . 'wp-admin/includes/image-edit.php';
-	}
+    if ( $open ) {
+        require_once ABSPATH . 'wp-admin/includes/image-edit.php';
+    }
 
-	$thumb_url     = false;
-	$attachment_id = (int) $post->ID;
+    $thumb_url     = false;
+    $attachment_id = (int) $post->ID;
 
-	if ( $attachment_id ) {
-		$thumb_url = wp_get_attachment_image_src( $attachment_id, array( 900, 450 ), true );
-	}
+    if ( $attachment_id ) {
+        $thumb_url = wp_get_attachment_image_src( $attachment_id, array( 900, 450 ), true );
+    }
 
-	$alt_text = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
+    $alt_text = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
 
-	$att_url = wp_get_attachment_url( $post->ID );
-	?>
+    $att_url = wp_get_attachment_url( $post->ID );
+    ?>
 	<div class="wp_attachment_holder wp-clearfix">
 	<?php
 
-	if ( wp_attachment_is_image( $post->ID ) ) :
-		$image_edit_button = '';
-		if ( wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
-			$nonce             = wp_create_nonce( "image_editor-$post->ID" );
-			$image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
-		}
+    if ( wp_attachment_is_image( $post->ID ) ) :
+        $image_edit_button = '';
+        if ( wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
+            $nonce             = wp_create_nonce( "image_editor-$post->ID" );
+            $image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
+        }
 
-		$open_style     = '';
-		$not_open_style = '';
+        $open_style     = '';
+        $not_open_style = '';
 
-		if ( $open ) {
-			$open_style = ' style="display:none"';
-		} else {
-			$not_open_style = ' style="display:none"';
-		}
+        if ( $open ) {
+            $open_style = ' style="display:none"';
+        } else {
+            $not_open_style = ' style="display:none"';
+        }
 
-		?>
+        ?>
 		<div class="imgedit-response" id="imgedit-response-<?php echo $attachment_id; ?>"></div>
 
 		<div<?php echo $open_style; ?> class="wp_attachment_image wp-clearfix" id="media-head-<?php echo $attachment_id; ?>">
@@ -3137,48 +3137,48 @@ 
 		<div<?php echo $not_open_style; ?> class="image-editor" id="image-editor-<?php echo $attachment_id; ?>">
 		<?php
 
-		if ( $open ) {
-			wp_image_editor( $attachment_id );
-		}
+        if ( $open ) {
+            wp_image_editor( $attachment_id );
+        }
 
-		?>
+        ?>
 		</div>
 		<?php
-	elseif ( $attachment_id && wp_attachment_is( 'audio', $post ) ) :
+    elseif ( $attachment_id && wp_attachment_is( 'audio', $post ) ) :
 
-		wp_maybe_generate_attachment_metadata( $post );
+        wp_maybe_generate_attachment_metadata( $post );
 
-		echo wp_audio_shortcode( array( 'src' => $att_url ) );
+        echo wp_audio_shortcode( array( 'src' => $att_url ) );
 
-	elseif ( $attachment_id && wp_attachment_is( 'video', $post ) ) :
+    elseif ( $attachment_id && wp_attachment_is( 'video', $post ) ) :
 
-		wp_maybe_generate_attachment_metadata( $post );
+        wp_maybe_generate_attachment_metadata( $post );
 
-		$meta = wp_get_attachment_metadata( $attachment_id );
-		$w    = ! empty( $meta['width'] ) ? min( $meta['width'], 640 ) : 0;
-		$h    = ! empty( $meta['height'] ) ? $meta['height'] : 0;
+        $meta = wp_get_attachment_metadata( $attachment_id );
+        $w    = ! empty( $meta['width'] ) ? min( $meta['width'], 640 ) : 0;
+        $h    = ! empty( $meta['height'] ) ? $meta['height'] : 0;
 
-		if ( $h && $w < $meta['width'] ) {
-			$h = round( ( $meta['height'] * $w ) / $meta['width'] );
-		}
+        if ( $h && $w < $meta['width'] ) {
+            $h = round( ( $meta['height'] * $w ) / $meta['width'] );
+        }
 
-		$attr = array( 'src' => $att_url );
+        $attr = array( 'src' => $att_url );
 
-		if ( ! empty( $w ) && ! empty( $h ) ) {
-			$attr['width']  = $w;
-			$attr['height'] = $h;
-		}
+        if ( ! empty( $w ) && ! empty( $h ) ) {
+            $attr['width']  = $w;
+            $attr['height'] = $h;
+        }
 
-		$thumb_id = get_post_thumbnail_id( $attachment_id );
+        $thumb_id = get_post_thumbnail_id( $attachment_id );
 
-		if ( ! empty( $thumb_id ) ) {
-			$attr['poster'] = wp_get_attachment_url( $thumb_id );
-		}
+        if ( ! empty( $thumb_id ) ) {
+            $attr['poster'] = wp_get_attachment_url( $thumb_id );
+        }
 
-		echo wp_video_shortcode( $attr );
+        echo wp_video_shortcode( $attr );
 
-	elseif ( isset( $thumb_url[0] ) ) :
-		?>
+    elseif ( isset( $thumb_url[0] ) ) :
+        ?>
 		<div class="wp_attachment_image wp-clearfix" id="media-head-<?php echo $attachment_id; ?>">
 			<p id="thumbnail-head-<?php echo $attachment_id; ?>">
 				<img class="thumbnail" src="<?php echo set_url_scheme( $thumb_url[0] ); ?>" style="max-width:100%" alt="" />
@@ -3186,20 +3186,20 @@ 
 		</div>
 		<?php
 
-	else :
+    else :
 
-		/**
-		 * Fires when an attachment type can't be rendered in the edit form.
-		 *
-		 * @since 4.6.0
-		 *
-		 * @param WP_Post $post A post object.
-		 */
-		do_action( 'wp_edit_form_attachment_display', $post );
+        /**
+         * Fires when an attachment type can't be rendered in the edit form.
+         *
+         * @since 4.6.0
+         *
+         * @param WP_Post $post A post object.
+         */
+        do_action( 'wp_edit_form_attachment_display', $post );
 
-	endif;
+    endif;
 
-	?>
+    ?>
 	</div>
 	<div class="wp_attachment_details edit-form-section">
 	<?php if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) : ?>
@@ -3210,19 +3210,19 @@ 
 		<p class="attachment-alt-text-description" id="alt-text-description">
 		<?php
 
-		printf(
-			/* translators: 1: Link to tutorial, 2: Additional link attributes, 3: Accessibility text. */
-			__( '<a href="%1$s" %2$s>Learn how to describe the purpose of the image%3$s</a>. Leave empty if the image is purely decorative.' ),
-			esc_url( 'https://www.w3.org/WAI/tutorials/images/decision-tree' ),
-			'target="_blank" rel="noopener"',
-			sprintf(
-				'<span class="screen-reader-text"> %s</span>',
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			)
-		);
-
-		?>
+        printf(
+            /* translators: 1: Link to tutorial, 2: Additional link attributes, 3: Accessibility text. */
+            __( '<a href="%1$s" %2$s>Learn how to describe the purpose of the image%3$s</a>. Leave empty if the image is purely decorative.' ),
+            esc_url( 'https://www.w3.org/WAI/tutorials/images/decision-tree' ),
+            'target="_blank" rel="noopener"',
+            sprintf(
+                '<span class="screen-reader-text"> %s</span>',
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            )
+        );
+
+        ?>
 		</p>
 	<?php endif; ?>
 
@@ -3233,34 +3233,34 @@ 
 
 	<?php
 
-	$quicktags_settings = array( 'buttons' => 'strong,em,link,block,del,ins,img,ul,ol,li,code,close' );
-	$editor_args        = array(
-		'textarea_name' => 'content',
-		'textarea_rows' => 5,
-		'media_buttons' => false,
-		'tinymce'       => false,
-		'quicktags'     => $quicktags_settings,
-	);
+    $quicktags_settings = array( 'buttons' => 'strong,em,link,block,del,ins,img,ul,ol,li,code,close' );
+    $editor_args        = array(
+        'textarea_name' => 'content',
+        'textarea_rows' => 5,
+        'media_buttons' => false,
+        'tinymce'       => false,
+        'quicktags'     => $quicktags_settings,
+    );
 
-	?>
+    ?>
 
 	<label for="attachment_content" class="attachment-content-description"><strong><?php _e( 'Description' ); ?></strong>
 	<?php
 
-	if ( preg_match( '#^(audio|video)/#', $post->post_mime_type ) ) {
-		echo ': ' . __( 'Displayed on attachment pages.' );
-	}
+    if ( preg_match( '#^(audio|video)/#', $post->post_mime_type ) ) {
+        echo ': ' . __( 'Displayed on attachment pages.' );
+    }
 
-	?>
+    ?>
 	</label>
 	<?php wp_editor( format_to_edit( $post->post_content ), 'attachment_content', $editor_args ); ?>
 
 	</div>
 	<?php
 
-	$extras = get_compat_media_markup( $post->ID );
-	echo $extras['item'];
-	echo '<input type="hidden" id="image-edit-context" value="edit-attachment" />' . "\n";
+    $extras = get_compat_media_markup( $post->ID );
+    echo $extras['item'];
+    echo '<input type="hidden" id="image-edit-context" value="edit-attachment" />' . "\n";
 }
 
 /**
@@ -3269,33 +3269,33 @@ 
  * @since 3.5.0
  */
 function attachment_submitbox_metadata() {
-	$post          = get_post();
-	$attachment_id = $post->ID;
+    $post          = get_post();
+    $attachment_id = $post->ID;
 
-	$file     = get_attached_file( $attachment_id );
-	$filename = esc_html( wp_basename( $file ) );
+    $file     = get_attached_file( $attachment_id );
+    $filename = esc_html( wp_basename( $file ) );
 
-	$media_dims = '';
-	$meta       = wp_get_attachment_metadata( $attachment_id );
+    $media_dims = '';
+    $meta       = wp_get_attachment_metadata( $attachment_id );
 
-	if ( isset( $meta['width'], $meta['height'] ) ) {
-		$media_dims .= "<span id='media-dims-$attachment_id'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
-	}
-	/** This filter is documented in wp-admin/includes/media.php */
-	$media_dims = apply_filters( 'media_meta', $media_dims, $post );
+    if ( isset( $meta['width'], $meta['height'] ) ) {
+        $media_dims .= "<span id='media-dims-$attachment_id'>{$meta['width']}&nbsp;&times;&nbsp;{$meta['height']}</span> ";
+    }
+    /** This filter is documented in wp-admin/includes/media.php */
+    $media_dims = apply_filters( 'media_meta', $media_dims, $post );
 
-	$att_url = wp_get_attachment_url( $attachment_id );
+    $att_url = wp_get_attachment_url( $attachment_id );
 
-	$author = new WP_User( $post->post_author );
+    $author = new WP_User( $post->post_author );
 
-	$uploaded_by_name = __( '(no author)' );
-	$uploaded_by_link = '';
+    $uploaded_by_name = __( '(no author)' );
+    $uploaded_by_link = '';
 
-	if ( $author->exists() ) {
-		$uploaded_by_name = $author->display_name ? $author->display_name : $author->nickname;
-		$uploaded_by_link = get_edit_user_link( $author->ID );
-	}
-	?>
+    if ( $author->exists() ) {
+        $uploaded_by_name = $author->display_name ? $author->display_name : $author->nickname;
+        $uploaded_by_link = get_edit_user_link( $author->ID );
+    }
+    ?>
 	<div class="misc-pub-section misc-pub-uploadedby">
 		<?php if ( $uploaded_by_link ) { ?>
 			<?php _e( 'Uploaded by:' ); ?> <a href="<?php echo $uploaded_by_link; ?>"><strong><?php echo $uploaded_by_name; ?></strong></a>
@@ -3305,12 +3305,12 @@ 
 	</div>
 
 	<?php
-	if ( $post->post_parent ) {
-		$post_parent = get_post( $post->post_parent );
-		if ( $post_parent ) {
-			$uploaded_to_title = $post_parent->post_title ? $post_parent->post_title : __( '(no title)' );
-			$uploaded_to_link  = get_edit_post_link( $post->post_parent, 'raw' );
-			?>
+    if ( $post->post_parent ) {
+        $post_parent = get_post( $post->post_parent );
+        if ( $post_parent ) {
+            $uploaded_to_title = $post_parent->post_title ? $post_parent->post_title : __( '(no title)' );
+            $uploaded_to_link  = get_edit_post_link( $post->post_parent, 'raw' );
+            ?>
 			<div class="misc-pub-section misc-pub-uploadedto">
 				<?php if ( $uploaded_to_link ) { ?>
 					<?php _e( 'Uploaded to:' ); ?> <a href="<?php echo $uploaded_to_link; ?>"><strong><?php echo $uploaded_to_title; ?></strong></a>
@@ -3319,9 +3319,9 @@ 
 				<?php } ?>
 			</div>
 			<?php
-		}
-	}
-	?>
+        }
+    }
+    ?>
 
 	<div class="misc-pub-section misc-pub-attachment">
 		<label for="attachment_url"><?php _e( 'File URL:' ); ?></label>
@@ -3339,131 +3339,131 @@ 
 		<strong>
 		<?php
 
-		if ( preg_match( '/^.*?\.(\w+)$/', get_attached_file( $post->ID ), $matches ) ) {
-			echo esc_html( strtoupper( $matches[1] ) );
-			list( $mime_type ) = explode( '/', $post->post_mime_type );
-			if ( 'image' !== $mime_type && ! empty( $meta['mime_type'] ) ) {
-				if ( "$mime_type/" . strtolower( $matches[1] ) !== $meta['mime_type'] ) {
-					echo ' (' . $meta['mime_type'] . ')';
-				}
-			}
-		} else {
-			echo strtoupper( str_replace( 'image/', '', $post->post_mime_type ) );
-		}
-
-		?>
+        if ( preg_match( '/^.*?\.(\w+)$/', get_attached_file( $post->ID ), $matches ) ) {
+            echo esc_html( strtoupper( $matches[1] ) );
+            list( $mime_type ) = explode( '/', $post->post_mime_type );
+            if ( 'image' !== $mime_type && ! empty( $meta['mime_type'] ) ) {
+                if ( "$mime_type/" . strtolower( $matches[1] ) !== $meta['mime_type'] ) {
+                    echo ' (' . $meta['mime_type'] . ')';
+                }
+            }
+        } else {
+            echo strtoupper( str_replace( 'image/', '', $post->post_mime_type ) );
+        }
+
+        ?>
 		</strong>
 	</div>
 
 	<?php
 
-	$file_size = false;
+    $file_size = false;
 
-	if ( isset( $meta['filesize'] ) ) {
-		$file_size = $meta['filesize'];
-	} elseif ( file_exists( $file ) ) {
-		$file_size = wp_filesize( $file );
-	}
+    if ( isset( $meta['filesize'] ) ) {
+        $file_size = $meta['filesize'];
+    } elseif ( file_exists( $file ) ) {
+        $file_size = wp_filesize( $file );
+    }
 
-	if ( ! empty( $file_size ) ) {
-		?>
+    if ( ! empty( $file_size ) ) {
+        ?>
 		<div class="misc-pub-section misc-pub-filesize">
 			<?php _e( 'File size:' ); ?> <strong><?php echo size_format( $file_size ); ?></strong>
 		</div>
 		<?php
-	}
-
-	if ( preg_match( '#^(audio|video)/#', $post->post_mime_type ) ) {
-		$fields = array(
-			'length_formatted' => __( 'Length:' ),
-			'bitrate'          => __( 'Bitrate:' ),
-		);
-
-		/**
-		 * Filters the audio and video metadata fields to be shown in the publish meta box.
-		 *
-		 * The key for each item in the array should correspond to an attachment
-		 * metadata key, and the value should be the desired label.
-		 *
-		 * @since 3.7.0
-		 * @since 4.9.0 Added the `$post` parameter.
-		 *
-		 * @param array   $fields An array of the attachment metadata keys and labels.
-		 * @param WP_Post $post   WP_Post object for the current attachment.
-		 */
-		$fields = apply_filters( 'media_submitbox_misc_sections', $fields, $post );
-
-		foreach ( $fields as $key => $label ) {
-			if ( empty( $meta[ $key ] ) ) {
-				continue;
-			}
-
-			?>
+    }
+
+    if ( preg_match( '#^(audio|video)/#', $post->post_mime_type ) ) {
+        $fields = array(
+            'length_formatted' => __( 'Length:' ),
+            'bitrate'          => __( 'Bitrate:' ),
+        );
+
+        /**
+         * Filters the audio and video metadata fields to be shown in the publish meta box.
+         *
+         * The key for each item in the array should correspond to an attachment
+         * metadata key, and the value should be the desired label.
+         *
+         * @since 3.7.0
+         * @since 4.9.0 Added the `$post` parameter.
+         *
+         * @param array   $fields An array of the attachment metadata keys and labels.
+         * @param WP_Post $post   WP_Post object for the current attachment.
+         */
+        $fields = apply_filters( 'media_submitbox_misc_sections', $fields, $post );
+
+        foreach ( $fields as $key => $label ) {
+            if ( empty( $meta[ $key ] ) ) {
+                continue;
+            }
+
+            ?>
 			<div class="misc-pub-section misc-pub-mime-meta misc-pub-<?php echo sanitize_html_class( $key ); ?>">
 				<?php echo $label; ?>
 				<strong>
 				<?php
 
-				switch ( $key ) {
-					case 'bitrate':
-						echo round( $meta['bitrate'] / 1000 ) . 'kb/s';
-						if ( ! empty( $meta['bitrate_mode'] ) ) {
-							echo ' ' . strtoupper( esc_html( $meta['bitrate_mode'] ) );
-						}
-						break;
-					default:
-						echo esc_html( $meta[ $key ] );
-						break;
-				}
-
-				?>
+                switch ( $key ) {
+                    case 'bitrate':
+                        echo round( $meta['bitrate'] / 1000 ) . 'kb/s';
+                        if ( ! empty( $meta['bitrate_mode'] ) ) {
+                            echo ' ' . strtoupper( esc_html( $meta['bitrate_mode'] ) );
+                        }
+                        break;
+                    default:
+                        echo esc_html( $meta[ $key ] );
+                        break;
+                }
+
+                ?>
 				</strong>
 			</div>
 			<?php
-		}
-
-		$fields = array(
-			'dataformat' => __( 'Audio Format:' ),
-			'codec'      => __( 'Audio Codec:' ),
-		);
-
-		/**
-		 * Filters the audio attachment metadata fields to be shown in the publish meta box.
-		 *
-		 * The key for each item in the array should correspond to an attachment
-		 * metadata key, and the value should be the desired label.
-		 *
-		 * @since 3.7.0
-		 * @since 4.9.0 Added the `$post` parameter.
-		 *
-		 * @param array   $fields An array of the attachment metadata keys and labels.
-		 * @param WP_Post $post   WP_Post object for the current attachment.
-		 */
-		$audio_fields = apply_filters( 'audio_submitbox_misc_sections', $fields, $post );
-
-		foreach ( $audio_fields as $key => $label ) {
-			if ( empty( $meta['audio'][ $key ] ) ) {
-				continue;
-			}
-
-			?>
+        }
+
+        $fields = array(
+            'dataformat' => __( 'Audio Format:' ),
+            'codec'      => __( 'Audio Codec:' ),
+        );
+
+        /**
+         * Filters the audio attachment metadata fields to be shown in the publish meta box.
+         *
+         * The key for each item in the array should correspond to an attachment
+         * metadata key, and the value should be the desired label.
+         *
+         * @since 3.7.0
+         * @since 4.9.0 Added the `$post` parameter.
+         *
+         * @param array   $fields An array of the attachment metadata keys and labels.
+         * @param WP_Post $post   WP_Post object for the current attachment.
+         */
+        $audio_fields = apply_filters( 'audio_submitbox_misc_sections', $fields, $post );
+
+        foreach ( $audio_fields as $key => $label ) {
+            if ( empty( $meta['audio'][ $key ] ) ) {
+                continue;
+            }
+
+            ?>
 			<div class="misc-pub-section misc-pub-audio misc-pub-<?php echo sanitize_html_class( $key ); ?>">
 				<?php echo $label; ?> <strong><?php echo esc_html( $meta['audio'][ $key ] ); ?></strong>
 			</div>
 			<?php
-		}
-	}
+        }
+    }
 
-	if ( $media_dims ) {
-		?>
+    if ( $media_dims ) {
+        ?>
 		<div class="misc-pub-section misc-pub-dimensions">
 			<?php _e( 'Dimensions:' ); ?> <strong><?php echo $media_dims; ?></strong>
 		</div>
 		<?php
-	}
+    }
 
-	if ( ! empty( $meta['original_image'] ) ) {
-		?>
+    if ( ! empty( $meta['original_image'] ) ) {
+        ?>
 		<div class="misc-pub-section misc-pub-original-image">
 			<?php _e( 'Original image:' ); ?>
 			<a href="<?php echo esc_url( wp_get_original_image_url( $attachment_id ) ); ?>">
@@ -3471,7 +3471,7 @@ 
 			</a>
 		</div>
 		<?php
-	}
+    }
 }
 
 /**
@@ -3483,40 +3483,40 @@ 
  * @param array $data Data supplied by ID3 tags.
  */
 function wp_add_id3_tag_data( &$metadata, $data ) {
-	foreach ( array( 'id3v2', 'id3v1' ) as $version ) {
-		if ( ! empty( $data[ $version ]['comments'] ) ) {
-			foreach ( $data[ $version ]['comments'] as $key => $list ) {
-				if ( 'length' !== $key && ! empty( $list ) ) {
-					$metadata[ $key ] = wp_kses_post( reset( $list ) );
-					// Fix bug in byte stream analysis.
-					if ( 'terms_of_use' === $key && 0 === strpos( $metadata[ $key ], 'yright notice.' ) ) {
-						$metadata[ $key ] = 'Cop' . $metadata[ $key ];
-					}
-				}
-			}
-			break;
-		}
-	}
-
-	if ( ! empty( $data['id3v2']['APIC'] ) ) {
-		$image = reset( $data['id3v2']['APIC'] );
-		if ( ! empty( $image['data'] ) ) {
-			$metadata['image'] = array(
-				'data'   => $image['data'],
-				'mime'   => $image['image_mime'],
-				'width'  => $image['image_width'],
-				'height' => $image['image_height'],
-			);
-		}
-	} elseif ( ! empty( $data['comments']['picture'] ) ) {
-		$image = reset( $data['comments']['picture'] );
-		if ( ! empty( $image['data'] ) ) {
-			$metadata['image'] = array(
-				'data' => $image['data'],
-				'mime' => $image['image_mime'],
-			);
-		}
-	}
+    foreach ( array( 'id3v2', 'id3v1' ) as $version ) {
+        if ( ! empty( $data[ $version ]['comments'] ) ) {
+            foreach ( $data[ $version ]['comments'] as $key => $list ) {
+                if ( 'length' !== $key && ! empty( $list ) ) {
+                    $metadata[ $key ] = wp_kses_post( reset( $list ) );
+                    // Fix bug in byte stream analysis.
+                    if ( 'terms_of_use' === $key && 0 === strpos( $metadata[ $key ], 'yright notice.' ) ) {
+                        $metadata[ $key ] = 'Cop' . $metadata[ $key ];
+                    }
+                }
+            }
+            break;
+        }
+    }
+
+    if ( ! empty( $data['id3v2']['APIC'] ) ) {
+        $image = reset( $data['id3v2']['APIC'] );
+        if ( ! empty( $image['data'] ) ) {
+            $metadata['image'] = array(
+                'data'   => $image['data'],
+                'mime'   => $image['image_mime'],
+                'width'  => $image['image_width'],
+                'height' => $image['image_height'],
+            );
+        }
+    } elseif ( ! empty( $data['comments']['picture'] ) ) {
+        $image = reset( $data['comments']['picture'] );
+        if ( ! empty( $image['data'] ) ) {
+            $metadata['image'] = array(
+                'data' => $image['data'],
+                'mime' => $image['image_mime'],
+            );
+        }
+    }
 }
 
 /**
@@ -3528,109 +3528,109 @@ 
  * @return array|false Returns array of metadata, if found.
  */
 function wp_read_video_metadata( $file ) {
-	if ( ! file_exists( $file ) ) {
-		return false;
-	}
-
-	$metadata = array();
-
-	if ( ! defined( 'GETID3_TEMP_DIR' ) ) {
-		define( 'GETID3_TEMP_DIR', get_temp_dir() );
-	}
-
-	if ( ! class_exists( 'getID3', false ) ) {
-		require ABSPATH . WPINC . '/ID3/getid3.php';
-	}
-
-	$id3 = new getID3();
-	// Required to get the `created_timestamp` value.
-	$id3->options_audiovideo_quicktime_ReturnAtomData = true; // phpcs:ignore WordPress.NamingConventions.ValidVariableName
-
-	$data = $id3->analyze( $file );
-
-	if ( isset( $data['video']['lossless'] ) ) {
-		$metadata['lossless'] = $data['video']['lossless'];
-	}
-
-	if ( ! empty( $data['video']['bitrate'] ) ) {
-		$metadata['bitrate'] = (int) $data['video']['bitrate'];
-	}
-
-	if ( ! empty( $data['video']['bitrate_mode'] ) ) {
-		$metadata['bitrate_mode'] = $data['video']['bitrate_mode'];
-	}
-
-	if ( ! empty( $data['filesize'] ) ) {
-		$metadata['filesize'] = (int) $data['filesize'];
-	}
-
-	if ( ! empty( $data['mime_type'] ) ) {
-		$metadata['mime_type'] = $data['mime_type'];
-	}
-
-	if ( ! empty( $data['playtime_seconds'] ) ) {
-		$metadata['length'] = (int) round( $data['playtime_seconds'] );
-	}
-
-	if ( ! empty( $data['playtime_string'] ) ) {
-		$metadata['length_formatted'] = $data['playtime_string'];
-	}
-
-	if ( ! empty( $data['video']['resolution_x'] ) ) {
-		$metadata['width'] = (int) $data['video']['resolution_x'];
-	}
-
-	if ( ! empty( $data['video']['resolution_y'] ) ) {
-		$metadata['height'] = (int) $data['video']['resolution_y'];
-	}
-
-	if ( ! empty( $data['fileformat'] ) ) {
-		$metadata['fileformat'] = $data['fileformat'];
-	}
-
-	if ( ! empty( $data['video']['dataformat'] ) ) {
-		$metadata['dataformat'] = $data['video']['dataformat'];
-	}
-
-	if ( ! empty( $data['video']['encoder'] ) ) {
-		$metadata['encoder'] = $data['video']['encoder'];
-	}
-
-	if ( ! empty( $data['video']['codec'] ) ) {
-		$metadata['codec'] = $data['video']['codec'];
-	}
-
-	if ( ! empty( $data['audio'] ) ) {
-		unset( $data['audio']['streams'] );
-		$metadata['audio'] = $data['audio'];
-	}
-
-	if ( empty( $metadata['created_timestamp'] ) ) {
-		$created_timestamp = wp_get_media_creation_timestamp( $data );
-
-		if ( false !== $created_timestamp ) {
-			$metadata['created_timestamp'] = $created_timestamp;
-		}
-	}
-
-	wp_add_id3_tag_data( $metadata, $data );
-
-	$file_format = isset( $metadata['fileformat'] ) ? $metadata['fileformat'] : null;
-
-	/**
-	 * Filters the array of metadata retrieved from a video.
-	 *
-	 * In core, usually this selection is what is stored.
-	 * More complete data can be parsed from the `$data` parameter.
-	 *
-	 * @since 4.9.0
-	 *
-	 * @param array  $metadata       Filtered Video metadata.
-	 * @param string $file           Path to video file.
-	 * @param string $file_format    File format of video, as analyzed by getID3.
-	 * @param array  $data           Raw metadata from getID3.
-	 */
-	return apply_filters( 'wp_read_video_metadata', $metadata, $file, $file_format, $data );
+    if ( ! file_exists( $file ) ) {
+        return false;
+    }
+
+    $metadata = array();
+
+    if ( ! defined( 'GETID3_TEMP_DIR' ) ) {
+        define( 'GETID3_TEMP_DIR', get_temp_dir() );
+    }
+
+    if ( ! class_exists( 'getID3', false ) ) {
+        require ABSPATH . WPINC . '/ID3/getid3.php';
+    }
+
+    $id3 = new getID3();
+    // Required to get the `created_timestamp` value.
+    $id3->options_audiovideo_quicktime_ReturnAtomData = true; // phpcs:ignore WordPress.NamingConventions.ValidVariableName
+
+    $data = $id3->analyze( $file );
+
+    if ( isset( $data['video']['lossless'] ) ) {
+        $metadata['lossless'] = $data['video']['lossless'];
+    }
+
+    if ( ! empty( $data['video']['bitrate'] ) ) {
+        $metadata['bitrate'] = (int) $data['video']['bitrate'];
+    }
+
+    if ( ! empty( $data['video']['bitrate_mode'] ) ) {
+        $metadata['bitrate_mode'] = $data['video']['bitrate_mode'];
+    }
+
+    if ( ! empty( $data['filesize'] ) ) {
+        $metadata['filesize'] = (int) $data['filesize'];
+    }
+
+    if ( ! empty( $data['mime_type'] ) ) {
+        $metadata['mime_type'] = $data['mime_type'];
+    }
+
+    if ( ! empty( $data['playtime_seconds'] ) ) {
+        $metadata['length'] = (int) round( $data['playtime_seconds'] );
+    }
+
+    if ( ! empty( $data['playtime_string'] ) ) {
+        $metadata['length_formatted'] = $data['playtime_string'];
+    }
+
+    if ( ! empty( $data['video']['resolution_x'] ) ) {
+        $metadata['width'] = (int) $data['video']['resolution_x'];
+    }
+
+    if ( ! empty( $data['video']['resolution_y'] ) ) {
+        $metadata['height'] = (int) $data['video']['resolution_y'];
+    }
+
+    if ( ! empty( $data['fileformat'] ) ) {
+        $metadata['fileformat'] = $data['fileformat'];
+    }
+
+    if ( ! empty( $data['video']['dataformat'] ) ) {
+        $metadata['dataformat'] = $data['video']['dataformat'];
+    }
+
+    if ( ! empty( $data['video']['encoder'] ) ) {
+        $metadata['encoder'] = $data['video']['encoder'];
+    }
+
+    if ( ! empty( $data['video']['codec'] ) ) {
+        $metadata['codec'] = $data['video']['codec'];
+    }
+
+    if ( ! empty( $data['audio'] ) ) {
+        unset( $data['audio']['streams'] );
+        $metadata['audio'] = $data['audio'];
+    }
+
+    if ( empty( $metadata['created_timestamp'] ) ) {
+        $created_timestamp = wp_get_media_creation_timestamp( $data );
+
+        if ( false !== $created_timestamp ) {
+            $metadata['created_timestamp'] = $created_timestamp;
+        }
+    }
+
+    wp_add_id3_tag_data( $metadata, $data );
+
+    $file_format = isset( $metadata['fileformat'] ) ? $metadata['fileformat'] : null;
+
+    /**
+     * Filters the array of metadata retrieved from a video.
+     *
+     * In core, usually this selection is what is stored.
+     * More complete data can be parsed from the `$data` parameter.
+     *
+     * @since 4.9.0
+     *
+     * @param array  $metadata       Filtered Video metadata.
+     * @param string $file           Path to video file.
+     * @param string $file_format    File format of video, as analyzed by getID3.
+     * @param array  $data           Raw metadata from getID3.
+     */
+    return apply_filters( 'wp_read_video_metadata', $metadata, $file, $file_format, $data );
 }
 
 /**
@@ -3642,62 +3642,62 @@ 
  * @return array|false Returns array of metadata, if found.
  */
 function wp_read_audio_metadata( $file ) {
-	if ( ! file_exists( $file ) ) {
-		return false;
-	}
+    if ( ! file_exists( $file ) ) {
+        return false;
+    }
 
-	$metadata = array();
+    $metadata = array();
 
-	if ( ! defined( 'GETID3_TEMP_DIR' ) ) {
-		define( 'GETID3_TEMP_DIR', get_temp_dir() );
-	}
+    if ( ! defined( 'GETID3_TEMP_DIR' ) ) {
+        define( 'GETID3_TEMP_DIR', get_temp_dir() );
+    }
 
-	if ( ! class_exists( 'getID3', false ) ) {
-		require ABSPATH . WPINC . '/ID3/getid3.php';
-	}
+    if ( ! class_exists( 'getID3', false ) ) {
+        require ABSPATH . WPINC . '/ID3/getid3.php';
+    }
 
-	$id3 = new getID3();
-	// Required to get the `created_timestamp` value.
-	$id3->options_audiovideo_quicktime_ReturnAtomData = true; // phpcs:ignore WordPress.NamingConventions.ValidVariableName
+    $id3 = new getID3();
+    // Required to get the `created_timestamp` value.
+    $id3->options_audiovideo_quicktime_ReturnAtomData = true; // phpcs:ignore WordPress.NamingConventions.ValidVariableName
 
-	$data = $id3->analyze( $file );
+    $data = $id3->analyze( $file );
 
-	if ( ! empty( $data['audio'] ) ) {
-		unset( $data['audio']['streams'] );
-		$metadata = $data['audio'];
-	}
+    if ( ! empty( $data['audio'] ) ) {
+        unset( $data['audio']['streams'] );
+        $metadata = $data['audio'];
+    }
 
-	if ( ! empty( $data['fileformat'] ) ) {
-		$metadata['fileformat'] = $data['fileformat'];
-	}
+    if ( ! empty( $data['fileformat'] ) ) {
+        $metadata['fileformat'] = $data['fileformat'];
+    }
 
-	if ( ! empty( $data['filesize'] ) ) {
-		$metadata['filesize'] = (int) $data['filesize'];
-	}
+    if ( ! empty( $data['filesize'] ) ) {
+        $metadata['filesize'] = (int) $data['filesize'];
+    }
 
-	if ( ! empty( $data['mime_type'] ) ) {
-		$metadata['mime_type'] = $data['mime_type'];
-	}
+    if ( ! empty( $data['mime_type'] ) ) {
+        $metadata['mime_type'] = $data['mime_type'];
+    }
 
-	if ( ! empty( $data['playtime_seconds'] ) ) {
-		$metadata['length'] = (int) round( $data['playtime_seconds'] );
-	}
+    if ( ! empty( $data['playtime_seconds'] ) ) {
+        $metadata['length'] = (int) round( $data['playtime_seconds'] );
+    }
 
-	if ( ! empty( $data['playtime_string'] ) ) {
-		$metadata['length_formatted'] = $data['playtime_string'];
-	}
+    if ( ! empty( $data['playtime_string'] ) ) {
+        $metadata['length_formatted'] = $data['playtime_string'];
+    }
 
-	if ( empty( $metadata['created_timestamp'] ) ) {
-		$created_timestamp = wp_get_media_creation_timestamp( $data );
+    if ( empty( $metadata['created_timestamp'] ) ) {
+        $created_timestamp = wp_get_media_creation_timestamp( $data );
 
-		if ( false !== $created_timestamp ) {
-			$metadata['created_timestamp'] = $created_timestamp;
-		}
-	}
+        if ( false !== $created_timestamp ) {
+            $metadata['created_timestamp'] = $created_timestamp;
+        }
+    }
 
-	wp_add_id3_tag_data( $metadata, $data );
+    wp_add_id3_tag_data( $metadata, $data );
 
-	return $metadata;
+    return $metadata;
 }
 
 /**
@@ -3715,37 +3715,37 @@ 
  *                   or a boolean FALSE if a timestamp could not be determined.
  */
 function wp_get_media_creation_timestamp( $metadata ) {
-	$creation_date = false;
-
-	if ( empty( $metadata['fileformat'] ) ) {
-		return $creation_date;
-	}
-
-	switch ( $metadata['fileformat'] ) {
-		case 'asf':
-			if ( isset( $metadata['asf']['file_properties_object']['creation_date_unix'] ) ) {
-				$creation_date = (int) $metadata['asf']['file_properties_object']['creation_date_unix'];
-			}
-			break;
-
-		case 'matroska':
-		case 'webm':
-			if ( isset( $metadata['matroska']['comments']['creation_time'][0] ) ) {
-				$creation_date = strtotime( $metadata['matroska']['comments']['creation_time'][0] );
-			} elseif ( isset( $metadata['matroska']['info'][0]['DateUTC_unix'] ) ) {
-				$creation_date = (int) $metadata['matroska']['info'][0]['DateUTC_unix'];
-			}
-			break;
-
-		case 'quicktime':
-		case 'mp4':
-			if ( isset( $metadata['quicktime']['moov']['subatoms'][0]['creation_time_unix'] ) ) {
-				$creation_date = (int) $metadata['quicktime']['moov']['subatoms'][0]['creation_time_unix'];
-			}
-			break;
-	}
-
-	return $creation_date;
+    $creation_date = false;
+
+    if ( empty( $metadata['fileformat'] ) ) {
+        return $creation_date;
+    }
+
+    switch ( $metadata['fileformat'] ) {
+        case 'asf':
+            if ( isset( $metadata['asf']['file_properties_object']['creation_date_unix'] ) ) {
+                $creation_date = (int) $metadata['asf']['file_properties_object']['creation_date_unix'];
+            }
+            break;
+
+        case 'matroska':
+        case 'webm':
+            if ( isset( $metadata['matroska']['comments']['creation_time'][0] ) ) {
+                $creation_date = strtotime( $metadata['matroska']['comments']['creation_time'][0] );
+            } elseif ( isset( $metadata['matroska']['info'][0]['DateUTC_unix'] ) ) {
+                $creation_date = (int) $metadata['matroska']['info'][0]['DateUTC_unix'];
+            }
+            break;
+
+        case 'quicktime':
+        case 'mp4':
+            if ( isset( $metadata['quicktime']['moov']['subatoms'][0]['creation_time_unix'] ) ) {
+                $creation_date = (int) $metadata['quicktime']['moov']['subatoms'][0]['creation_time_unix'];
+            }
+            break;
+    }
+
+    return $creation_date;
 }
 
 /**
@@ -3760,67 +3760,67 @@ 
  *                          Default 'attach'.
  */
 function wp_media_attach_action( $parent_id, $action = 'attach' ) {
-	global $wpdb;
-
-	if ( ! $parent_id ) {
-		return;
-	}
-
-	if ( ! current_user_can( 'edit_post', $parent_id ) ) {
-		wp_die( __( 'Sorry, you are not allowed to edit this post.' ) );
-	}
-
-	$ids = array();
-
-	foreach ( (array) $_REQUEST['media'] as $attachment_id ) {
-		$attachment_id = (int) $attachment_id;
-
-		if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
-			continue;
-		}
-
-		$ids[] = $attachment_id;
-	}
-
-	if ( ! empty( $ids ) ) {
-		$ids_string = implode( ',', $ids );
-
-		if ( 'attach' === $action ) {
-			$result = $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->posts SET post_parent = %d WHERE post_type = 'attachment' AND ID IN ( $ids_string )", $parent_id ) );
-		} else {
-			$result = $wpdb->query( "UPDATE $wpdb->posts SET post_parent = 0 WHERE post_type = 'attachment' AND ID IN ( $ids_string )" );
-		}
-	}
-
-	if ( isset( $result ) ) {
-		foreach ( $ids as $attachment_id ) {
-			/**
-			 * Fires when media is attached or detached from a post.
-			 *
-			 * @since 5.5.0
-			 *
-			 * @param string $action        Attach/detach action. Accepts 'attach' or 'detach'.
-			 * @param int    $attachment_id The attachment ID.
-			 * @param int    $parent_id     Attachment parent ID.
-			 */
-			do_action( 'wp_media_attach_action', $action, $attachment_id, $parent_id );
-
-			clean_attachment_cache( $attachment_id );
-		}
-
-		$location = 'upload.php';
-		$referer  = wp_get_referer();
-
-		if ( $referer ) {
-			if ( false !== strpos( $referer, 'upload.php' ) ) {
-				$location = remove_query_arg( array( 'attached', 'detach' ), $referer );
-			}
-		}
-
-		$key      = 'attach' === $action ? 'attached' : 'detach';
-		$location = add_query_arg( array( $key => $result ), $location );
-
-		wp_redirect( $location );
-		exit;
-	}
+    global $wpdb;
+
+    if ( ! $parent_id ) {
+        return;
+    }
+
+    if ( ! current_user_can( 'edit_post', $parent_id ) ) {
+        wp_die( __( 'Sorry, you are not allowed to edit this post.' ) );
+    }
+
+    $ids = array();
+
+    foreach ( (array) $_REQUEST['media'] as $attachment_id ) {
+        $attachment_id = (int) $attachment_id;
+
+        if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
+            continue;
+        }
+
+        $ids[] = $attachment_id;
+    }
+
+    if ( ! empty( $ids ) ) {
+        $ids_string = implode( ',', $ids );
+
+        if ( 'attach' === $action ) {
+            $result = $wpdb->query( $wpdb->prepare( "UPDATE $wpdb->posts SET post_parent = %d WHERE post_type = 'attachment' AND ID IN ( $ids_string )", $parent_id ) );
+        } else {
+            $result = $wpdb->query( "UPDATE $wpdb->posts SET post_parent = 0 WHERE post_type = 'attachment' AND ID IN ( $ids_string )" );
+        }
+    }
+
+    if ( isset( $result ) ) {
+        foreach ( $ids as $attachment_id ) {
+            /**
+             * Fires when media is attached or detached from a post.
+             *
+             * @since 5.5.0
+             *
+             * @param string $action        Attach/detach action. Accepts 'attach' or 'detach'.
+             * @param int    $attachment_id The attachment ID.
+             * @param int    $parent_id     Attachment parent ID.
+             */
+            do_action( 'wp_media_attach_action', $action, $attachment_id, $parent_id );
+
+            clean_attachment_cache( $attachment_id );
+        }
+
+        $location = 'upload.php';
+        $referer  = wp_get_referer();
+
+        if ( $referer ) {
+            if ( false !== strpos( $referer, 'upload.php' ) ) {
+                $location = remove_query_arg( array( 'attached', 'detach' ), $referer );
+            }
+        }
+
+        $key      = 'attach' === $action ? 'attached' : 'detach';
+        $location = add_query_arg( array( $key => $result ), $location );
+
+        wp_redirect( $location );
+        exit;
+    }
 }

brighty/wp-admin/includes/update-core.php

Indentation +1492 added lines, -1492 removed lines

@@ -19,832 +19,832 @@ 
 global $_old_files;
 
 $_old_files = array(
-	// 2.0
-	'wp-admin/import-b2.php',
-	'wp-admin/import-blogger.php',
-	'wp-admin/import-greymatter.php',
-	'wp-admin/import-livejournal.php',
-	'wp-admin/import-mt.php',
-	'wp-admin/import-rss.php',
-	'wp-admin/import-textpattern.php',
-	'wp-admin/quicktags.js',
-	'wp-images/fade-butt.png',
-	'wp-images/get-firefox.png',
-	'wp-images/header-shadow.png',
-	'wp-images/smilies',
-	'wp-images/wp-small.png',
-	'wp-images/wpminilogo.png',
-	'wp.php',
-	// 2.0.8
-	'wp-includes/js/tinymce/plugins/inlinepopups/readme.txt',
-	// 2.1
-	'wp-admin/edit-form-ajax-cat.php',
-	'wp-admin/execute-pings.php',
-	'wp-admin/inline-uploading.php',
-	'wp-admin/link-categories.php',
-	'wp-admin/list-manipulation.js',
-	'wp-admin/list-manipulation.php',
-	'wp-includes/comment-functions.php',
-	'wp-includes/feed-functions.php',
-	'wp-includes/functions-compat.php',
-	'wp-includes/functions-formatting.php',
-	'wp-includes/functions-post.php',
-	'wp-includes/js/dbx-key.js',
-	'wp-includes/js/tinymce/plugins/autosave/langs/cs.js',
-	'wp-includes/js/tinymce/plugins/autosave/langs/sv.js',
-	'wp-includes/links.php',
-	'wp-includes/pluggable-functions.php',
-	'wp-includes/template-functions-author.php',
-	'wp-includes/template-functions-category.php',
-	'wp-includes/template-functions-general.php',
-	'wp-includes/template-functions-links.php',
-	'wp-includes/template-functions-post.php',
-	'wp-includes/wp-l10n.php',
-	// 2.2
-	'wp-admin/cat-js.php',
-	'wp-admin/import/b2.php',
-	'wp-includes/js/autosave-js.php',
-	'wp-includes/js/list-manipulation-js.php',
-	'wp-includes/js/wp-ajax-js.php',
-	// 2.3
-	'wp-admin/admin-db.php',
-	'wp-admin/cat.js',
-	'wp-admin/categories.js',
-	'wp-admin/custom-fields.js',
-	'wp-admin/dbx-admin-key.js',
-	'wp-admin/edit-comments.js',
-	'wp-admin/install-rtl.css',
-	'wp-admin/install.css',
-	'wp-admin/upgrade-schema.php',
-	'wp-admin/upload-functions.php',
-	'wp-admin/upload-rtl.css',
-	'wp-admin/upload.css',
-	'wp-admin/upload.js',
-	'wp-admin/users.js',
-	'wp-admin/widgets-rtl.css',
-	'wp-admin/widgets.css',
-	'wp-admin/xfn.js',
-	'wp-includes/js/tinymce/license.html',
-	// 2.5
-	'wp-admin/css/upload.css',
-	'wp-admin/images/box-bg-left.gif',
-	'wp-admin/images/box-bg-right.gif',
-	'wp-admin/images/box-bg.gif',
-	'wp-admin/images/box-butt-left.gif',
-	'wp-admin/images/box-butt-right.gif',
-	'wp-admin/images/box-butt.gif',
-	'wp-admin/images/box-head-left.gif',
-	'wp-admin/images/box-head-right.gif',
-	'wp-admin/images/box-head.gif',
-	'wp-admin/images/heading-bg.gif',
-	'wp-admin/images/login-bkg-bottom.gif',
-	'wp-admin/images/login-bkg-tile.gif',
-	'wp-admin/images/notice.gif',
-	'wp-admin/images/toggle.gif',
-	'wp-admin/includes/upload.php',
-	'wp-admin/js/dbx-admin-key.js',
-	'wp-admin/js/link-cat.js',
-	'wp-admin/profile-update.php',
-	'wp-admin/templates.php',
-	'wp-includes/images/wlw/WpComments.png',
-	'wp-includes/images/wlw/WpIcon.png',
-	'wp-includes/images/wlw/WpWatermark.png',
-	'wp-includes/js/dbx.js',
-	'wp-includes/js/fat.js',
-	'wp-includes/js/list-manipulation.js',
-	'wp-includes/js/tinymce/langs/en.js',
-	'wp-includes/js/tinymce/plugins/autosave/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/autosave/langs',
-	'wp-includes/js/tinymce/plugins/directionality/images',
-	'wp-includes/js/tinymce/plugins/directionality/langs',
-	'wp-includes/js/tinymce/plugins/inlinepopups/css',
-	'wp-includes/js/tinymce/plugins/inlinepopups/images',
-	'wp-includes/js/tinymce/plugins/inlinepopups/jscripts',
-	'wp-includes/js/tinymce/plugins/paste/images',
-	'wp-includes/js/tinymce/plugins/paste/jscripts',
-	'wp-includes/js/tinymce/plugins/paste/langs',
-	'wp-includes/js/tinymce/plugins/spellchecker/classes/HttpClient.class.php',
-	'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php',
-	'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspell.class.php',
-	'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php',
-	'wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css',
-	'wp-includes/js/tinymce/plugins/spellchecker/images',
-	'wp-includes/js/tinymce/plugins/spellchecker/langs',
-	'wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php',
-	'wp-includes/js/tinymce/plugins/wordpress/images',
-	'wp-includes/js/tinymce/plugins/wordpress/langs',
-	'wp-includes/js/tinymce/plugins/wordpress/wordpress.css',
-	'wp-includes/js/tinymce/plugins/wphelp',
-	'wp-includes/js/tinymce/themes/advanced/css',
-	'wp-includes/js/tinymce/themes/advanced/images',
-	'wp-includes/js/tinymce/themes/advanced/jscripts',
-	'wp-includes/js/tinymce/themes/advanced/langs',
-	// 2.5.1
-	'wp-includes/js/tinymce/tiny_mce_gzip.php',
-	// 2.6
-	'wp-admin/bookmarklet.php',
-	'wp-includes/js/jquery/jquery.dimensions.min.js',
-	'wp-includes/js/tinymce/plugins/wordpress/popups.css',
-	'wp-includes/js/wp-ajax.js',
-	// 2.7
-	'wp-admin/css/press-this-ie-rtl.css',
-	'wp-admin/css/press-this-ie.css',
-	'wp-admin/css/upload-rtl.css',
-	'wp-admin/edit-form.php',
-	'wp-admin/images/comment-pill.gif',
-	'wp-admin/images/comment-stalk-classic.gif',
-	'wp-admin/images/comment-stalk-fresh.gif',
-	'wp-admin/images/comment-stalk-rtl.gif',
-	'wp-admin/images/del.png',
-	'wp-admin/images/gear.png',
-	'wp-admin/images/media-button-gallery.gif',
-	'wp-admin/images/media-buttons.gif',
-	'wp-admin/images/postbox-bg.gif',
-	'wp-admin/images/tab.png',
-	'wp-admin/images/tail.gif',
-	'wp-admin/js/forms.js',
-	'wp-admin/js/upload.js',
-	'wp-admin/link-import.php',
-	'wp-includes/images/audio.png',
-	'wp-includes/images/css.png',
-	'wp-includes/images/default.png',
-	'wp-includes/images/doc.png',
-	'wp-includes/images/exe.png',
-	'wp-includes/images/html.png',
-	'wp-includes/images/js.png',
-	'wp-includes/images/pdf.png',
-	'wp-includes/images/swf.png',
-	'wp-includes/images/tar.png',
-	'wp-includes/images/text.png',
-	'wp-includes/images/video.png',
-	'wp-includes/images/zip.png',
-	'wp-includes/js/tinymce/tiny_mce_config.php',
-	'wp-includes/js/tinymce/tiny_mce_ext.js',
-	// 2.8
-	'wp-admin/js/users.js',
-	'wp-includes/js/swfupload/plugins/swfupload.documentready.js',
-	'wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js',
-	'wp-includes/js/swfupload/swfupload_f9.swf',
-	'wp-includes/js/tinymce/plugins/autosave',
-	'wp-includes/js/tinymce/plugins/paste/css',
-	'wp-includes/js/tinymce/utils/mclayer.js',
-	'wp-includes/js/tinymce/wordpress.css',
-	// 2.8.5
-	'wp-admin/import/btt.php',
-	'wp-admin/import/jkw.php',
-	// 2.9
-	'wp-admin/js/page.dev.js',
-	'wp-admin/js/page.js',
-	'wp-admin/js/set-post-thumbnail-handler.dev.js',
-	'wp-admin/js/set-post-thumbnail-handler.js',
-	'wp-admin/js/slug.dev.js',
-	'wp-admin/js/slug.js',
-	'wp-includes/gettext.php',
-	'wp-includes/js/tinymce/plugins/wordpress/js',
-	'wp-includes/streams.php',
-	// MU
-	'README.txt',
-	'htaccess.dist',
-	'index-install.php',
-	'wp-admin/css/mu-rtl.css',
-	'wp-admin/css/mu.css',
-	'wp-admin/images/site-admin.png',
-	'wp-admin/includes/mu.php',
-	'wp-admin/wpmu-admin.php',
-	'wp-admin/wpmu-blogs.php',
-	'wp-admin/wpmu-edit.php',
-	'wp-admin/wpmu-options.php',
-	'wp-admin/wpmu-themes.php',
-	'wp-admin/wpmu-upgrade-site.php',
-	'wp-admin/wpmu-users.php',
-	'wp-includes/images/wordpress-mu.png',
-	'wp-includes/wpmu-default-filters.php',
-	'wp-includes/wpmu-functions.php',
-	'wpmu-settings.php',
-	// 3.0
-	'wp-admin/categories.php',
-	'wp-admin/edit-category-form.php',
-	'wp-admin/edit-page-form.php',
-	'wp-admin/edit-pages.php',
-	'wp-admin/images/admin-header-footer.png',
-	'wp-admin/images/browse-happy.gif',
-	'wp-admin/images/ico-add.png',
-	'wp-admin/images/ico-close.png',
-	'wp-admin/images/ico-edit.png',
-	'wp-admin/images/ico-viewpage.png',
-	'wp-admin/images/fav-top.png',
-	'wp-admin/images/screen-options-left.gif',
-	'wp-admin/images/wp-logo-vs.gif',
-	'wp-admin/images/wp-logo.gif',
-	'wp-admin/import',
-	'wp-admin/js/wp-gears.dev.js',
-	'wp-admin/js/wp-gears.js',
-	'wp-admin/options-misc.php',
-	'wp-admin/page-new.php',
-	'wp-admin/page.php',
-	'wp-admin/rtl.css',
-	'wp-admin/rtl.dev.css',
-	'wp-admin/update-links.php',
-	'wp-admin/wp-admin.css',
-	'wp-admin/wp-admin.dev.css',
-	'wp-includes/js/codepress',
-	'wp-includes/js/codepress/engines/khtml.js',
-	'wp-includes/js/codepress/engines/older.js',
-	'wp-includes/js/jquery/autocomplete.dev.js',
-	'wp-includes/js/jquery/autocomplete.js',
-	'wp-includes/js/jquery/interface.js',
-	'wp-includes/js/scriptaculous/prototype.js',
-	// Following file added back in 5.1, see #45645.
-	//'wp-includes/js/tinymce/wp-tinymce.js',
-	// 3.1
-	'wp-admin/edit-attachment-rows.php',
-	'wp-admin/edit-link-categories.php',
-	'wp-admin/edit-link-category-form.php',
-	'wp-admin/edit-post-rows.php',
-	'wp-admin/images/button-grad-active-vs.png',
-	'wp-admin/images/button-grad-vs.png',
-	'wp-admin/images/fav-arrow-vs-rtl.gif',
-	'wp-admin/images/fav-arrow-vs.gif',
-	'wp-admin/images/fav-top-vs.gif',
-	'wp-admin/images/list-vs.png',
-	'wp-admin/images/screen-options-right-up.gif',
-	'wp-admin/images/screen-options-right.gif',
-	'wp-admin/images/visit-site-button-grad-vs.gif',
-	'wp-admin/images/visit-site-button-grad.gif',
-	'wp-admin/link-category.php',
-	'wp-admin/sidebar.php',
-	'wp-includes/classes.php',
-	'wp-includes/js/tinymce/blank.htm',
-	'wp-includes/js/tinymce/plugins/media/css/content.css',
-	'wp-includes/js/tinymce/plugins/media/img',
-	'wp-includes/js/tinymce/plugins/safari',
-	// 3.2
-	'wp-admin/images/logo-login.gif',
-	'wp-admin/images/star.gif',
-	'wp-admin/js/list-table.dev.js',
-	'wp-admin/js/list-table.js',
-	'wp-includes/default-embeds.php',
-	'wp-includes/js/tinymce/plugins/wordpress/img/help.gif',
-	'wp-includes/js/tinymce/plugins/wordpress/img/more.gif',
-	'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif',
-	'wp-includes/js/tinymce/themes/advanced/img/fm.gif',
-	'wp-includes/js/tinymce/themes/advanced/img/sflogo.png',
-	// 3.3
-	'wp-admin/css/colors-classic-rtl.css',
-	'wp-admin/css/colors-classic-rtl.dev.css',
-	'wp-admin/css/colors-fresh-rtl.css',
-	'wp-admin/css/colors-fresh-rtl.dev.css',
-	'wp-admin/css/dashboard-rtl.dev.css',
-	'wp-admin/css/dashboard.dev.css',
-	'wp-admin/css/global-rtl.css',
-	'wp-admin/css/global-rtl.dev.css',
-	'wp-admin/css/global.css',
-	'wp-admin/css/global.dev.css',
-	'wp-admin/css/install-rtl.dev.css',
-	'wp-admin/css/login-rtl.dev.css',
-	'wp-admin/css/login.dev.css',
-	'wp-admin/css/ms.css',
-	'wp-admin/css/ms.dev.css',
-	'wp-admin/css/nav-menu-rtl.css',
-	'wp-admin/css/nav-menu-rtl.dev.css',
-	'wp-admin/css/nav-menu.css',
-	'wp-admin/css/nav-menu.dev.css',
-	'wp-admin/css/plugin-install-rtl.css',
-	'wp-admin/css/plugin-install-rtl.dev.css',
-	'wp-admin/css/plugin-install.css',
-	'wp-admin/css/plugin-install.dev.css',
-	'wp-admin/css/press-this-rtl.dev.css',
-	'wp-admin/css/press-this.dev.css',
-	'wp-admin/css/theme-editor-rtl.css',
-	'wp-admin/css/theme-editor-rtl.dev.css',
-	'wp-admin/css/theme-editor.css',
-	'wp-admin/css/theme-editor.dev.css',
-	'wp-admin/css/theme-install-rtl.css',
-	'wp-admin/css/theme-install-rtl.dev.css',
-	'wp-admin/css/theme-install.css',
-	'wp-admin/css/theme-install.dev.css',
-	'wp-admin/css/widgets-rtl.dev.css',
-	'wp-admin/css/widgets.dev.css',
-	'wp-admin/includes/internal-linking.php',
-	'wp-includes/images/admin-bar-sprite-rtl.png',
-	'wp-includes/js/jquery/ui.button.js',
-	'wp-includes/js/jquery/ui.core.js',
-	'wp-includes/js/jquery/ui.dialog.js',
-	'wp-includes/js/jquery/ui.draggable.js',
-	'wp-includes/js/jquery/ui.droppable.js',
-	'wp-includes/js/jquery/ui.mouse.js',
-	'wp-includes/js/jquery/ui.position.js',
-	'wp-includes/js/jquery/ui.resizable.js',
-	'wp-includes/js/jquery/ui.selectable.js',
-	'wp-includes/js/jquery/ui.sortable.js',
-	'wp-includes/js/jquery/ui.tabs.js',
-	'wp-includes/js/jquery/ui.widget.js',
-	'wp-includes/js/l10n.dev.js',
-	'wp-includes/js/l10n.js',
-	'wp-includes/js/tinymce/plugins/wplink/css',
-	'wp-includes/js/tinymce/plugins/wplink/img',
-	'wp-includes/js/tinymce/plugins/wplink/js',
-	'wp-includes/js/tinymce/themes/advanced/img/wpicons.png',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/butt2.png',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/button_bg.png',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/down_arrow.gif',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/fade-butt.png',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/separator.gif',
-	// Don't delete, yet: 'wp-rss.php',
-	// Don't delete, yet: 'wp-rdf.php',
-	// Don't delete, yet: 'wp-rss2.php',
-	// Don't delete, yet: 'wp-commentsrss2.php',
-	// Don't delete, yet: 'wp-atom.php',
-	// Don't delete, yet: 'wp-feed.php',
-	// 3.4
-	'wp-admin/images/gray-star.png',
-	'wp-admin/images/logo-login.png',
-	'wp-admin/images/star.png',
-	'wp-admin/index-extra.php',
-	'wp-admin/network/index-extra.php',
-	'wp-admin/user/index-extra.php',
-	'wp-admin/images/screenshots/admin-flyouts.png',
-	'wp-admin/images/screenshots/coediting.png',
-	'wp-admin/images/screenshots/drag-and-drop.png',
-	'wp-admin/images/screenshots/help-screen.png',
-	'wp-admin/images/screenshots/media-icon.png',
-	'wp-admin/images/screenshots/new-feature-pointer.png',
-	'wp-admin/images/screenshots/welcome-screen.png',
-	'wp-includes/css/editor-buttons.css',
-	'wp-includes/css/editor-buttons.dev.css',
-	'wp-includes/js/tinymce/plugins/paste/blank.htm',
-	'wp-includes/js/tinymce/plugins/wordpress/css',
-	'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js',
-	'wp-includes/js/tinymce/plugins/wordpress/img/embedded.png',
-	'wp-includes/js/tinymce/plugins/wordpress/img/more_bug.gif',
-	'wp-includes/js/tinymce/plugins/wordpress/img/page_bug.gif',
-	'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/css/editimage-rtl.css',
-	'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js',
-	'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.dev.js',
-	'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js',
-	'wp-includes/js/tinymce/plugins/wpgallery/img/gallery.png',
-	'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js',
-	// Don't delete, yet: 'wp-pass.php',
-	// Don't delete, yet: 'wp-register.php',
-	// 3.5
-	'wp-admin/gears-manifest.php',
-	'wp-admin/includes/manifest.php',
-	'wp-admin/images/archive-link.png',
-	'wp-admin/images/blue-grad.png',
-	'wp-admin/images/button-grad-active.png',
-	'wp-admin/images/button-grad.png',
-	'wp-admin/images/ed-bg-vs.gif',
-	'wp-admin/images/ed-bg.gif',
-	'wp-admin/images/fade-butt.png',
-	'wp-admin/images/fav-arrow-rtl.gif',
-	'wp-admin/images/fav-arrow.gif',
-	'wp-admin/images/fav-vs.png',
-	'wp-admin/images/fav.png',
-	'wp-admin/images/gray-grad.png',
-	'wp-admin/images/loading-publish.gif',
-	'wp-admin/images/logo-ghost.png',
-	'wp-admin/images/logo.gif',
-	'wp-admin/images/menu-arrow-frame-rtl.png',
-	'wp-admin/images/menu-arrow-frame.png',
-	'wp-admin/images/menu-arrows.gif',
-	'wp-admin/images/menu-bits-rtl-vs.gif',
-	'wp-admin/images/menu-bits-rtl.gif',
-	'wp-admin/images/menu-bits-vs.gif',
-	'wp-admin/images/menu-bits.gif',
-	'wp-admin/images/menu-dark-rtl-vs.gif',
-	'wp-admin/images/menu-dark-rtl.gif',
-	'wp-admin/images/menu-dark-vs.gif',
-	'wp-admin/images/menu-dark.gif',
-	'wp-admin/images/required.gif',
-	'wp-admin/images/screen-options-toggle-vs.gif',
-	'wp-admin/images/screen-options-toggle.gif',
-	'wp-admin/images/toggle-arrow-rtl.gif',
-	'wp-admin/images/toggle-arrow.gif',
-	'wp-admin/images/upload-classic.png',
-	'wp-admin/images/upload-fresh.png',
-	'wp-admin/images/white-grad-active.png',
-	'wp-admin/images/white-grad.png',
-	'wp-admin/images/widgets-arrow-vs.gif',
-	'wp-admin/images/widgets-arrow.gif',
-	'wp-admin/images/wpspin_dark.gif',
-	'wp-includes/images/upload.png',
-	'wp-includes/js/prototype.js',
-	'wp-includes/js/scriptaculous',
-	'wp-admin/css/wp-admin-rtl.dev.css',
-	'wp-admin/css/wp-admin.dev.css',
-	'wp-admin/css/media-rtl.dev.css',
-	'wp-admin/css/media.dev.css',
-	'wp-admin/css/colors-classic.dev.css',
-	'wp-admin/css/customize-controls-rtl.dev.css',
-	'wp-admin/css/customize-controls.dev.css',
-	'wp-admin/css/ie-rtl.dev.css',
-	'wp-admin/css/ie.dev.css',
-	'wp-admin/css/install.dev.css',
-	'wp-admin/css/colors-fresh.dev.css',
-	'wp-includes/js/customize-base.dev.js',
-	'wp-includes/js/json2.dev.js',
-	'wp-includes/js/comment-reply.dev.js',
-	'wp-includes/js/customize-preview.dev.js',
-	'wp-includes/js/wplink.dev.js',
-	'wp-includes/js/tw-sack.dev.js',
-	'wp-includes/js/wp-list-revisions.dev.js',
-	'wp-includes/js/autosave.dev.js',
-	'wp-includes/js/admin-bar.dev.js',
-	'wp-includes/js/quicktags.dev.js',
-	'wp-includes/js/wp-ajax-response.dev.js',
-	'wp-includes/js/wp-pointer.dev.js',
-	'wp-includes/js/hoverIntent.dev.js',
-	'wp-includes/js/colorpicker.dev.js',
-	'wp-includes/js/wp-lists.dev.js',
-	'wp-includes/js/customize-loader.dev.js',
-	'wp-includes/js/jquery/jquery.table-hotkeys.dev.js',
-	'wp-includes/js/jquery/jquery.color.dev.js',
-	'wp-includes/js/jquery/jquery.color.js',
-	'wp-includes/js/jquery/jquery.hotkeys.dev.js',
-	'wp-includes/js/jquery/jquery.form.dev.js',
-	'wp-includes/js/jquery/suggest.dev.js',
-	'wp-admin/js/xfn.dev.js',
-	'wp-admin/js/set-post-thumbnail.dev.js',
-	'wp-admin/js/comment.dev.js',
-	'wp-admin/js/theme.dev.js',
-	'wp-admin/js/cat.dev.js',
-	'wp-admin/js/password-strength-meter.dev.js',
-	'wp-admin/js/user-profile.dev.js',
-	'wp-admin/js/theme-preview.dev.js',
-	'wp-admin/js/post.dev.js',
-	'wp-admin/js/media-upload.dev.js',
-	'wp-admin/js/word-count.dev.js',
-	'wp-admin/js/plugin-install.dev.js',
-	'wp-admin/js/edit-comments.dev.js',
-	'wp-admin/js/media-gallery.dev.js',
-	'wp-admin/js/custom-fields.dev.js',
-	'wp-admin/js/custom-background.dev.js',
-	'wp-admin/js/common.dev.js',
-	'wp-admin/js/inline-edit-tax.dev.js',
-	'wp-admin/js/gallery.dev.js',
-	'wp-admin/js/utils.dev.js',
-	'wp-admin/js/widgets.dev.js',
-	'wp-admin/js/wp-fullscreen.dev.js',
-	'wp-admin/js/nav-menu.dev.js',
-	'wp-admin/js/dashboard.dev.js',
-	'wp-admin/js/link.dev.js',
-	'wp-admin/js/user-suggest.dev.js',
-	'wp-admin/js/postbox.dev.js',
-	'wp-admin/js/tags.dev.js',
-	'wp-admin/js/image-edit.dev.js',
-	'wp-admin/js/media.dev.js',
-	'wp-admin/js/customize-controls.dev.js',
-	'wp-admin/js/inline-edit-post.dev.js',
-	'wp-admin/js/categories.dev.js',
-	'wp-admin/js/editor.dev.js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.dev.js',
-	'wp-includes/js/tinymce/plugins/wpdialogs/js/popup.dev.js',
-	'wp-includes/js/tinymce/plugins/wpdialogs/js/wpdialog.dev.js',
-	'wp-includes/js/plupload/handlers.dev.js',
-	'wp-includes/js/plupload/wp-plupload.dev.js',
-	'wp-includes/js/swfupload/handlers.dev.js',
-	'wp-includes/js/jcrop/jquery.Jcrop.dev.js',
-	'wp-includes/js/jcrop/jquery.Jcrop.js',
-	'wp-includes/js/jcrop/jquery.Jcrop.css',
-	'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js',
-	'wp-includes/css/wp-pointer.dev.css',
-	'wp-includes/css/editor.dev.css',
-	'wp-includes/css/jquery-ui-dialog.dev.css',
-	'wp-includes/css/admin-bar-rtl.dev.css',
-	'wp-includes/css/admin-bar.dev.css',
-	'wp-includes/js/jquery/ui/jquery.effects.clip.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.scale.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.blind.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.core.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.shake.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.fade.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.explode.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.slide.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.drop.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js',
-	'wp-includes/js/jquery/ui/jquery.effects.fold.min.js',
-	'wp-admin/images/screenshots/captions-1.png',
-	'wp-admin/images/screenshots/captions-2.png',
-	'wp-admin/images/screenshots/flex-header-1.png',
-	'wp-admin/images/screenshots/flex-header-2.png',
-	'wp-admin/images/screenshots/flex-header-3.png',
-	'wp-admin/images/screenshots/flex-header-media-library.png',
-	'wp-admin/images/screenshots/theme-customizer.png',
-	'wp-admin/images/screenshots/twitter-embed-1.png',
-	'wp-admin/images/screenshots/twitter-embed-2.png',
-	'wp-admin/js/utils.js',
-	// Added back in 5.3 [45448], see #43895.
-	// 'wp-admin/options-privacy.php',
-	'wp-app.php',
-	'wp-includes/class-wp-atom-server.php',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/ui.css',
-	// 3.5.2
-	'wp-includes/js/swfupload/swfupload-all.js',
-	// 3.6
-	'wp-admin/js/revisions-js.php',
-	'wp-admin/images/screenshots',
-	'wp-admin/js/categories.js',
-	'wp-admin/js/categories.min.js',
-	'wp-admin/js/custom-fields.js',
-	'wp-admin/js/custom-fields.min.js',
-	// 3.7
-	'wp-admin/js/cat.js',
-	'wp-admin/js/cat.min.js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.min.js',
-	// 3.8
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/page_bug.gif',
-	'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/more_bug.gif',
-	'wp-includes/js/thickbox/tb-close-2x.png',
-	'wp-includes/js/thickbox/tb-close.png',
-	'wp-includes/images/wpmini-blue-2x.png',
-	'wp-includes/images/wpmini-blue.png',
-	'wp-admin/css/colors-fresh.css',
-	'wp-admin/css/colors-classic.css',
-	'wp-admin/css/colors-fresh.min.css',
-	'wp-admin/css/colors-classic.min.css',
-	'wp-admin/js/about.min.js',
-	'wp-admin/js/about.js',
-	'wp-admin/images/arrows-dark-vs-2x.png',
-	'wp-admin/images/wp-logo-vs.png',
-	'wp-admin/images/arrows-dark-vs.png',
-	'wp-admin/images/wp-logo.png',
-	'wp-admin/images/arrows-pr.png',
-	'wp-admin/images/arrows-dark.png',
-	'wp-admin/images/press-this.png',
-	'wp-admin/images/press-this-2x.png',
-	'wp-admin/images/arrows-vs-2x.png',
-	'wp-admin/images/welcome-icons.png',
-	'wp-admin/images/wp-logo-2x.png',
-	'wp-admin/images/stars-rtl-2x.png',
-	'wp-admin/images/arrows-dark-2x.png',
-	'wp-admin/images/arrows-pr-2x.png',
-	'wp-admin/images/menu-shadow-rtl.png',
-	'wp-admin/images/arrows-vs.png',
-	'wp-admin/images/about-search-2x.png',
-	'wp-admin/images/bubble_bg-rtl-2x.gif',
-	'wp-admin/images/wp-badge-2x.png',
-	'wp-admin/images/wordpress-logo-2x.png',
-	'wp-admin/images/bubble_bg-rtl.gif',
-	'wp-admin/images/wp-badge.png',
-	'wp-admin/images/menu-shadow.png',
-	'wp-admin/images/about-globe-2x.png',
-	'wp-admin/images/welcome-icons-2x.png',
-	'wp-admin/images/stars-rtl.png',
-	'wp-admin/images/wp-logo-vs-2x.png',
-	'wp-admin/images/about-updates-2x.png',
-	// 3.9
-	'wp-admin/css/colors.css',
-	'wp-admin/css/colors.min.css',
-	'wp-admin/css/colors-rtl.css',
-	'wp-admin/css/colors-rtl.min.css',
-	// Following files added back in 4.5, see #36083.
-	// 'wp-admin/css/media-rtl.min.css',
-	// 'wp-admin/css/media.min.css',
-	// 'wp-admin/css/farbtastic-rtl.min.css',
-	'wp-admin/images/lock-2x.png',
-	'wp-admin/images/lock.png',
-	'wp-admin/js/theme-preview.js',
-	'wp-admin/js/theme-install.min.js',
-	'wp-admin/js/theme-install.js',
-	'wp-admin/js/theme-preview.min.js',
-	'wp-includes/js/plupload/plupload.html4.js',
-	'wp-includes/js/plupload/plupload.html5.js',
-	'wp-includes/js/plupload/changelog.txt',
-	'wp-includes/js/plupload/plupload.silverlight.js',
-	'wp-includes/js/plupload/plupload.flash.js',
-	// Added back in 4.9 [41328], see #41755.
-	// 'wp-includes/js/plupload/plupload.js',
-	'wp-includes/js/tinymce/plugins/spellchecker',
-	'wp-includes/js/tinymce/plugins/inlinepopups',
-	'wp-includes/js/tinymce/plugins/media/js',
-	'wp-includes/js/tinymce/plugins/media/css',
-	'wp-includes/js/tinymce/plugins/wordpress/img',
-	'wp-includes/js/tinymce/plugins/wpdialogs/js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/img',
-	'wp-includes/js/tinymce/plugins/wpeditimage/js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/css',
-	'wp-includes/js/tinymce/plugins/wpgallery/img',
-	'wp-includes/js/tinymce/plugins/wpfullscreen/css',
-	'wp-includes/js/tinymce/plugins/paste/js',
-	'wp-includes/js/tinymce/themes/advanced',
-	'wp-includes/js/tinymce/tiny_mce.js',
-	'wp-includes/js/tinymce/mark_loaded_src.js',
-	'wp-includes/js/tinymce/wp-tinymce-schema.js',
-	'wp-includes/js/tinymce/plugins/media/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/media/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/media/media.htm',
-	'wp-includes/js/tinymce/plugins/wpview/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wpview/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/directionality/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/directionality/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/editimage.html',
-	'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/fullscreen/fullscreen.htm',
-	'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wplink/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wplink/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/paste/editor_plugin.js',
-	'wp-includes/js/tinymce/plugins/paste/pasteword.htm',
-	'wp-includes/js/tinymce/plugins/paste/editor_plugin_src.js',
-	'wp-includes/js/tinymce/plugins/paste/pastetext.htm',
-	'wp-includes/js/tinymce/langs/wp-langs.php',
-	// 4.1
-	'wp-includes/js/jquery/ui/jquery.ui.accordion.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.autocomplete.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.button.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.core.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.datepicker.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.dialog.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.draggable.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.droppable.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-blind.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-bounce.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-clip.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-drop.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-explode.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-fade.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-fold.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-highlight.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-pulsate.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-scale.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-shake.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-slide.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect-transfer.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.effect.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.menu.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.mouse.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.position.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.progressbar.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.resizable.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.selectable.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.slider.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.sortable.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.spinner.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.tabs.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js',
-	'wp-includes/js/jquery/ui/jquery.ui.widget.min.js',
-	'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png',
-	// 4.3
-	'wp-admin/js/wp-fullscreen.js',
-	'wp-admin/js/wp-fullscreen.min.js',
-	'wp-includes/js/tinymce/wp-mce-help.php',
-	'wp-includes/js/tinymce/plugins/wpfullscreen',
-	// 4.5
-	'wp-includes/theme-compat/comments-popup.php',
-	// 4.6
-	'wp-admin/includes/class-wp-automatic-upgrader.php', // Wrong file name, see #37628.
-	// 4.8
-	'wp-includes/js/tinymce/plugins/wpembed',
-	'wp-includes/js/tinymce/plugins/media/moxieplayer.swf',
-	'wp-includes/js/tinymce/skins/lightgray/fonts/readme.md',
-	'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce-small.json',
-	'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce.json',
-	'wp-includes/js/tinymce/skins/lightgray/skin.ie7.min.css',
-	// 4.9
-	'wp-admin/css/press-this-editor-rtl.css',
-	'wp-admin/css/press-this-editor-rtl.min.css',
-	'wp-admin/css/press-this-editor.css',
-	'wp-admin/css/press-this-editor.min.css',
-	'wp-admin/css/press-this-rtl.css',
-	'wp-admin/css/press-this-rtl.min.css',
-	'wp-admin/css/press-this.css',
-	'wp-admin/css/press-this.min.css',
-	'wp-admin/includes/class-wp-press-this.php',
-	'wp-admin/js/bookmarklet.js',
-	'wp-admin/js/bookmarklet.min.js',
-	'wp-admin/js/press-this.js',
-	'wp-admin/js/press-this.min.js',
-	'wp-includes/js/mediaelement/background.png',
-	'wp-includes/js/mediaelement/bigplay.png',
-	'wp-includes/js/mediaelement/bigplay.svg',
-	'wp-includes/js/mediaelement/controls.png',
-	'wp-includes/js/mediaelement/controls.svg',
-	'wp-includes/js/mediaelement/flashmediaelement.swf',
-	'wp-includes/js/mediaelement/froogaloop.min.js',
-	'wp-includes/js/mediaelement/jumpforward.png',
-	'wp-includes/js/mediaelement/loading.gif',
-	'wp-includes/js/mediaelement/silverlightmediaelement.xap',
-	'wp-includes/js/mediaelement/skipback.png',
-	'wp-includes/js/plupload/plupload.flash.swf',
-	'wp-includes/js/plupload/plupload.full.min.js',
-	'wp-includes/js/plupload/plupload.silverlight.xap',
-	'wp-includes/js/swfupload/plugins',
-	'wp-includes/js/swfupload/swfupload.swf',
-	// 4.9.2
-	'wp-includes/js/mediaelement/lang',
-	'wp-includes/js/mediaelement/lang/ca.js',
-	'wp-includes/js/mediaelement/lang/cs.js',
-	'wp-includes/js/mediaelement/lang/de.js',
-	'wp-includes/js/mediaelement/lang/es.js',
-	'wp-includes/js/mediaelement/lang/fa.js',
-	'wp-includes/js/mediaelement/lang/fr.js',
-	'wp-includes/js/mediaelement/lang/hr.js',
-	'wp-includes/js/mediaelement/lang/hu.js',
-	'wp-includes/js/mediaelement/lang/it.js',
-	'wp-includes/js/mediaelement/lang/ja.js',
-	'wp-includes/js/mediaelement/lang/ko.js',
-	'wp-includes/js/mediaelement/lang/nl.js',
-	'wp-includes/js/mediaelement/lang/pl.js',
-	'wp-includes/js/mediaelement/lang/pt.js',
-	'wp-includes/js/mediaelement/lang/ro.js',
-	'wp-includes/js/mediaelement/lang/ru.js',
-	'wp-includes/js/mediaelement/lang/sk.js',
-	'wp-includes/js/mediaelement/lang/sv.js',
-	'wp-includes/js/mediaelement/lang/uk.js',
-	'wp-includes/js/mediaelement/lang/zh-cn.js',
-	'wp-includes/js/mediaelement/lang/zh.js',
-	'wp-includes/js/mediaelement/mediaelement-flash-audio-ogg.swf',
-	'wp-includes/js/mediaelement/mediaelement-flash-audio.swf',
-	'wp-includes/js/mediaelement/mediaelement-flash-video-hls.swf',
-	'wp-includes/js/mediaelement/mediaelement-flash-video-mdash.swf',
-	'wp-includes/js/mediaelement/mediaelement-flash-video.swf',
-	'wp-includes/js/mediaelement/renderers/dailymotion.js',
-	'wp-includes/js/mediaelement/renderers/dailymotion.min.js',
-	'wp-includes/js/mediaelement/renderers/facebook.js',
-	'wp-includes/js/mediaelement/renderers/facebook.min.js',
-	'wp-includes/js/mediaelement/renderers/soundcloud.js',
-	'wp-includes/js/mediaelement/renderers/soundcloud.min.js',
-	'wp-includes/js/mediaelement/renderers/twitch.js',
-	'wp-includes/js/mediaelement/renderers/twitch.min.js',
-	// 5.0
-	'wp-includes/js/codemirror/jshint.js',
-	// 5.1
-	'wp-includes/random_compat/random_bytes_openssl.php',
-	'wp-includes/js/tinymce/wp-tinymce.js.gz',
-	// 5.3
-	'wp-includes/js/wp-a11y.js',     // Moved to: wp-includes/js/dist/a11y.js
-	'wp-includes/js/wp-a11y.min.js', // Moved to: wp-includes/js/dist/a11y.min.js
-	// 5.4
-	'wp-admin/js/wp-fullscreen-stub.js',
-	'wp-admin/js/wp-fullscreen-stub.min.js',
-	// 5.5
-	'wp-admin/css/ie.css',
-	'wp-admin/css/ie.min.css',
-	'wp-admin/css/ie-rtl.css',
-	'wp-admin/css/ie-rtl.min.css',
-	// 5.6
-	'wp-includes/js/jquery/ui/position.min.js',
-	'wp-includes/js/jquery/ui/widget.min.js',
-	// 5.7
-	'wp-includes/blocks/classic/block.json',
-	// 5.8
-	'wp-admin/images/freedoms.png',
-	'wp-admin/images/privacy.png',
-	'wp-admin/images/about-badge.svg',
-	'wp-admin/images/about-color-palette.svg',
-	'wp-admin/images/about-color-palette-vert.svg',
-	'wp-admin/images/about-header-brushes.svg',
-	'wp-includes/block-patterns/large-header.php',
-	'wp-includes/block-patterns/heading-paragraph.php',
-	'wp-includes/block-patterns/quote.php',
-	'wp-includes/block-patterns/text-three-columns-buttons.php',
-	'wp-includes/block-patterns/two-buttons.php',
-	'wp-includes/block-patterns/two-images.php',
-	'wp-includes/block-patterns/three-buttons.php',
-	'wp-includes/block-patterns/text-two-columns-with-images.php',
-	'wp-includes/block-patterns/text-two-columns.php',
-	'wp-includes/block-patterns/large-header-button.php',
-	'wp-includes/blocks/subhead/block.json',
-	'wp-includes/blocks/subhead',
-	'wp-includes/css/dist/editor/editor-styles.css',
-	'wp-includes/css/dist/editor/editor-styles.min.css',
-	'wp-includes/css/dist/editor/editor-styles-rtl.css',
-	'wp-includes/css/dist/editor/editor-styles-rtl.min.css',
-	// 5.9
-	'wp-includes/blocks/heading/editor.css',
-	'wp-includes/blocks/heading/editor.min.css',
-	'wp-includes/blocks/heading/editor-rtl.css',
-	'wp-includes/blocks/heading/editor-rtl.min.css',
-	'wp-includes/blocks/post-content/editor.css',
-	'wp-includes/blocks/post-content/editor.min.css',
-	'wp-includes/blocks/post-content/editor-rtl.css',
-	'wp-includes/blocks/post-content/editor-rtl.min.css',
-	'wp-includes/blocks/query-title/editor.css',
-	'wp-includes/blocks/query-title/editor.min.css',
-	'wp-includes/blocks/query-title/editor-rtl.css',
-	'wp-includes/blocks/query-title/editor-rtl.min.css',
-	'wp-includes/blocks/tag-cloud/editor.css',
-	'wp-includes/blocks/tag-cloud/editor.min.css',
-	'wp-includes/blocks/tag-cloud/editor-rtl.css',
-	'wp-includes/blocks/tag-cloud/editor-rtl.min.css',
-	// 6.0
-	'wp-content/themes/twentytwentytwo/assets/fonts/LICENSE.md',
+    // 2.0
+    'wp-admin/import-b2.php',
+    'wp-admin/import-blogger.php',
+    'wp-admin/import-greymatter.php',
+    'wp-admin/import-livejournal.php',
+    'wp-admin/import-mt.php',
+    'wp-admin/import-rss.php',
+    'wp-admin/import-textpattern.php',
+    'wp-admin/quicktags.js',
+    'wp-images/fade-butt.png',
+    'wp-images/get-firefox.png',
+    'wp-images/header-shadow.png',
+    'wp-images/smilies',
+    'wp-images/wp-small.png',
+    'wp-images/wpminilogo.png',
+    'wp.php',
+    // 2.0.8
+    'wp-includes/js/tinymce/plugins/inlinepopups/readme.txt',
+    // 2.1
+    'wp-admin/edit-form-ajax-cat.php',
+    'wp-admin/execute-pings.php',
+    'wp-admin/inline-uploading.php',
+    'wp-admin/link-categories.php',
+    'wp-admin/list-manipulation.js',
+    'wp-admin/list-manipulation.php',
+    'wp-includes/comment-functions.php',
+    'wp-includes/feed-functions.php',
+    'wp-includes/functions-compat.php',
+    'wp-includes/functions-formatting.php',
+    'wp-includes/functions-post.php',
+    'wp-includes/js/dbx-key.js',
+    'wp-includes/js/tinymce/plugins/autosave/langs/cs.js',
+    'wp-includes/js/tinymce/plugins/autosave/langs/sv.js',
+    'wp-includes/links.php',
+    'wp-includes/pluggable-functions.php',
+    'wp-includes/template-functions-author.php',
+    'wp-includes/template-functions-category.php',
+    'wp-includes/template-functions-general.php',
+    'wp-includes/template-functions-links.php',
+    'wp-includes/template-functions-post.php',
+    'wp-includes/wp-l10n.php',
+    // 2.2
+    'wp-admin/cat-js.php',
+    'wp-admin/import/b2.php',
+    'wp-includes/js/autosave-js.php',
+    'wp-includes/js/list-manipulation-js.php',
+    'wp-includes/js/wp-ajax-js.php',
+    // 2.3
+    'wp-admin/admin-db.php',
+    'wp-admin/cat.js',
+    'wp-admin/categories.js',
+    'wp-admin/custom-fields.js',
+    'wp-admin/dbx-admin-key.js',
+    'wp-admin/edit-comments.js',
+    'wp-admin/install-rtl.css',
+    'wp-admin/install.css',
+    'wp-admin/upgrade-schema.php',
+    'wp-admin/upload-functions.php',
+    'wp-admin/upload-rtl.css',
+    'wp-admin/upload.css',
+    'wp-admin/upload.js',
+    'wp-admin/users.js',
+    'wp-admin/widgets-rtl.css',
+    'wp-admin/widgets.css',
+    'wp-admin/xfn.js',
+    'wp-includes/js/tinymce/license.html',
+    // 2.5
+    'wp-admin/css/upload.css',
+    'wp-admin/images/box-bg-left.gif',
+    'wp-admin/images/box-bg-right.gif',
+    'wp-admin/images/box-bg.gif',
+    'wp-admin/images/box-butt-left.gif',
+    'wp-admin/images/box-butt-right.gif',
+    'wp-admin/images/box-butt.gif',
+    'wp-admin/images/box-head-left.gif',
+    'wp-admin/images/box-head-right.gif',
+    'wp-admin/images/box-head.gif',
+    'wp-admin/images/heading-bg.gif',
+    'wp-admin/images/login-bkg-bottom.gif',
+    'wp-admin/images/login-bkg-tile.gif',
+    'wp-admin/images/notice.gif',
+    'wp-admin/images/toggle.gif',
+    'wp-admin/includes/upload.php',
+    'wp-admin/js/dbx-admin-key.js',
+    'wp-admin/js/link-cat.js',
+    'wp-admin/profile-update.php',
+    'wp-admin/templates.php',
+    'wp-includes/images/wlw/WpComments.png',
+    'wp-includes/images/wlw/WpIcon.png',
+    'wp-includes/images/wlw/WpWatermark.png',
+    'wp-includes/js/dbx.js',
+    'wp-includes/js/fat.js',
+    'wp-includes/js/list-manipulation.js',
+    'wp-includes/js/tinymce/langs/en.js',
+    'wp-includes/js/tinymce/plugins/autosave/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/autosave/langs',
+    'wp-includes/js/tinymce/plugins/directionality/images',
+    'wp-includes/js/tinymce/plugins/directionality/langs',
+    'wp-includes/js/tinymce/plugins/inlinepopups/css',
+    'wp-includes/js/tinymce/plugins/inlinepopups/images',
+    'wp-includes/js/tinymce/plugins/inlinepopups/jscripts',
+    'wp-includes/js/tinymce/plugins/paste/images',
+    'wp-includes/js/tinymce/plugins/paste/jscripts',
+    'wp-includes/js/tinymce/plugins/paste/langs',
+    'wp-includes/js/tinymce/plugins/spellchecker/classes/HttpClient.class.php',
+    'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyGoogleSpell.class.php',
+    'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspell.class.php',
+    'wp-includes/js/tinymce/plugins/spellchecker/classes/TinyPspellShell.class.php',
+    'wp-includes/js/tinymce/plugins/spellchecker/css/spellchecker.css',
+    'wp-includes/js/tinymce/plugins/spellchecker/images',
+    'wp-includes/js/tinymce/plugins/spellchecker/langs',
+    'wp-includes/js/tinymce/plugins/spellchecker/tinyspell.php',
+    'wp-includes/js/tinymce/plugins/wordpress/images',
+    'wp-includes/js/tinymce/plugins/wordpress/langs',
+    'wp-includes/js/tinymce/plugins/wordpress/wordpress.css',
+    'wp-includes/js/tinymce/plugins/wphelp',
+    'wp-includes/js/tinymce/themes/advanced/css',
+    'wp-includes/js/tinymce/themes/advanced/images',
+    'wp-includes/js/tinymce/themes/advanced/jscripts',
+    'wp-includes/js/tinymce/themes/advanced/langs',
+    // 2.5.1
+    'wp-includes/js/tinymce/tiny_mce_gzip.php',
+    // 2.6
+    'wp-admin/bookmarklet.php',
+    'wp-includes/js/jquery/jquery.dimensions.min.js',
+    'wp-includes/js/tinymce/plugins/wordpress/popups.css',
+    'wp-includes/js/wp-ajax.js',
+    // 2.7
+    'wp-admin/css/press-this-ie-rtl.css',
+    'wp-admin/css/press-this-ie.css',
+    'wp-admin/css/upload-rtl.css',
+    'wp-admin/edit-form.php',
+    'wp-admin/images/comment-pill.gif',
+    'wp-admin/images/comment-stalk-classic.gif',
+    'wp-admin/images/comment-stalk-fresh.gif',
+    'wp-admin/images/comment-stalk-rtl.gif',
+    'wp-admin/images/del.png',
+    'wp-admin/images/gear.png',
+    'wp-admin/images/media-button-gallery.gif',
+    'wp-admin/images/media-buttons.gif',
+    'wp-admin/images/postbox-bg.gif',
+    'wp-admin/images/tab.png',
+    'wp-admin/images/tail.gif',
+    'wp-admin/js/forms.js',
+    'wp-admin/js/upload.js',
+    'wp-admin/link-import.php',
+    'wp-includes/images/audio.png',
+    'wp-includes/images/css.png',
+    'wp-includes/images/default.png',
+    'wp-includes/images/doc.png',
+    'wp-includes/images/exe.png',
+    'wp-includes/images/html.png',
+    'wp-includes/images/js.png',
+    'wp-includes/images/pdf.png',
+    'wp-includes/images/swf.png',
+    'wp-includes/images/tar.png',
+    'wp-includes/images/text.png',
+    'wp-includes/images/video.png',
+    'wp-includes/images/zip.png',
+    'wp-includes/js/tinymce/tiny_mce_config.php',
+    'wp-includes/js/tinymce/tiny_mce_ext.js',
+    // 2.8
+    'wp-admin/js/users.js',
+    'wp-includes/js/swfupload/plugins/swfupload.documentready.js',
+    'wp-includes/js/swfupload/plugins/swfupload.graceful_degradation.js',
+    'wp-includes/js/swfupload/swfupload_f9.swf',
+    'wp-includes/js/tinymce/plugins/autosave',
+    'wp-includes/js/tinymce/plugins/paste/css',
+    'wp-includes/js/tinymce/utils/mclayer.js',
+    'wp-includes/js/tinymce/wordpress.css',
+    // 2.8.5
+    'wp-admin/import/btt.php',
+    'wp-admin/import/jkw.php',
+    // 2.9
+    'wp-admin/js/page.dev.js',
+    'wp-admin/js/page.js',
+    'wp-admin/js/set-post-thumbnail-handler.dev.js',
+    'wp-admin/js/set-post-thumbnail-handler.js',
+    'wp-admin/js/slug.dev.js',
+    'wp-admin/js/slug.js',
+    'wp-includes/gettext.php',
+    'wp-includes/js/tinymce/plugins/wordpress/js',
+    'wp-includes/streams.php',
+    // MU
+    'README.txt',
+    'htaccess.dist',
+    'index-install.php',
+    'wp-admin/css/mu-rtl.css',
+    'wp-admin/css/mu.css',
+    'wp-admin/images/site-admin.png',
+    'wp-admin/includes/mu.php',
+    'wp-admin/wpmu-admin.php',
+    'wp-admin/wpmu-blogs.php',
+    'wp-admin/wpmu-edit.php',
+    'wp-admin/wpmu-options.php',
+    'wp-admin/wpmu-themes.php',
+    'wp-admin/wpmu-upgrade-site.php',
+    'wp-admin/wpmu-users.php',
+    'wp-includes/images/wordpress-mu.png',
+    'wp-includes/wpmu-default-filters.php',
+    'wp-includes/wpmu-functions.php',
+    'wpmu-settings.php',
+    // 3.0
+    'wp-admin/categories.php',
+    'wp-admin/edit-category-form.php',
+    'wp-admin/edit-page-form.php',
+    'wp-admin/edit-pages.php',
+    'wp-admin/images/admin-header-footer.png',
+    'wp-admin/images/browse-happy.gif',
+    'wp-admin/images/ico-add.png',
+    'wp-admin/images/ico-close.png',
+    'wp-admin/images/ico-edit.png',
+    'wp-admin/images/ico-viewpage.png',
+    'wp-admin/images/fav-top.png',
+    'wp-admin/images/screen-options-left.gif',
+    'wp-admin/images/wp-logo-vs.gif',
+    'wp-admin/images/wp-logo.gif',
+    'wp-admin/import',
+    'wp-admin/js/wp-gears.dev.js',
+    'wp-admin/js/wp-gears.js',
+    'wp-admin/options-misc.php',
+    'wp-admin/page-new.php',
+    'wp-admin/page.php',
+    'wp-admin/rtl.css',
+    'wp-admin/rtl.dev.css',
+    'wp-admin/update-links.php',
+    'wp-admin/wp-admin.css',
+    'wp-admin/wp-admin.dev.css',
+    'wp-includes/js/codepress',
+    'wp-includes/js/codepress/engines/khtml.js',
+    'wp-includes/js/codepress/engines/older.js',
+    'wp-includes/js/jquery/autocomplete.dev.js',
+    'wp-includes/js/jquery/autocomplete.js',
+    'wp-includes/js/jquery/interface.js',
+    'wp-includes/js/scriptaculous/prototype.js',
+    // Following file added back in 5.1, see #45645.
+    //'wp-includes/js/tinymce/wp-tinymce.js',
+    // 3.1
+    'wp-admin/edit-attachment-rows.php',
+    'wp-admin/edit-link-categories.php',
+    'wp-admin/edit-link-category-form.php',
+    'wp-admin/edit-post-rows.php',
+    'wp-admin/images/button-grad-active-vs.png',
+    'wp-admin/images/button-grad-vs.png',
+    'wp-admin/images/fav-arrow-vs-rtl.gif',
+    'wp-admin/images/fav-arrow-vs.gif',
+    'wp-admin/images/fav-top-vs.gif',
+    'wp-admin/images/list-vs.png',
+    'wp-admin/images/screen-options-right-up.gif',
+    'wp-admin/images/screen-options-right.gif',
+    'wp-admin/images/visit-site-button-grad-vs.gif',
+    'wp-admin/images/visit-site-button-grad.gif',
+    'wp-admin/link-category.php',
+    'wp-admin/sidebar.php',
+    'wp-includes/classes.php',
+    'wp-includes/js/tinymce/blank.htm',
+    'wp-includes/js/tinymce/plugins/media/css/content.css',
+    'wp-includes/js/tinymce/plugins/media/img',
+    'wp-includes/js/tinymce/plugins/safari',
+    // 3.2
+    'wp-admin/images/logo-login.gif',
+    'wp-admin/images/star.gif',
+    'wp-admin/js/list-table.dev.js',
+    'wp-admin/js/list-table.js',
+    'wp-includes/default-embeds.php',
+    'wp-includes/js/tinymce/plugins/wordpress/img/help.gif',
+    'wp-includes/js/tinymce/plugins/wordpress/img/more.gif',
+    'wp-includes/js/tinymce/plugins/wordpress/img/toolbars.gif',
+    'wp-includes/js/tinymce/themes/advanced/img/fm.gif',
+    'wp-includes/js/tinymce/themes/advanced/img/sflogo.png',
+    // 3.3
+    'wp-admin/css/colors-classic-rtl.css',
+    'wp-admin/css/colors-classic-rtl.dev.css',
+    'wp-admin/css/colors-fresh-rtl.css',
+    'wp-admin/css/colors-fresh-rtl.dev.css',
+    'wp-admin/css/dashboard-rtl.dev.css',
+    'wp-admin/css/dashboard.dev.css',
+    'wp-admin/css/global-rtl.css',
+    'wp-admin/css/global-rtl.dev.css',
+    'wp-admin/css/global.css',
+    'wp-admin/css/global.dev.css',
+    'wp-admin/css/install-rtl.dev.css',
+    'wp-admin/css/login-rtl.dev.css',
+    'wp-admin/css/login.dev.css',
+    'wp-admin/css/ms.css',
+    'wp-admin/css/ms.dev.css',
+    'wp-admin/css/nav-menu-rtl.css',
+    'wp-admin/css/nav-menu-rtl.dev.css',
+    'wp-admin/css/nav-menu.css',
+    'wp-admin/css/nav-menu.dev.css',
+    'wp-admin/css/plugin-install-rtl.css',
+    'wp-admin/css/plugin-install-rtl.dev.css',
+    'wp-admin/css/plugin-install.css',
+    'wp-admin/css/plugin-install.dev.css',
+    'wp-admin/css/press-this-rtl.dev.css',
+    'wp-admin/css/press-this.dev.css',
+    'wp-admin/css/theme-editor-rtl.css',
+    'wp-admin/css/theme-editor-rtl.dev.css',
+    'wp-admin/css/theme-editor.css',
+    'wp-admin/css/theme-editor.dev.css',
+    'wp-admin/css/theme-install-rtl.css',
+    'wp-admin/css/theme-install-rtl.dev.css',
+    'wp-admin/css/theme-install.css',
+    'wp-admin/css/theme-install.dev.css',
+    'wp-admin/css/widgets-rtl.dev.css',
+    'wp-admin/css/widgets.dev.css',
+    'wp-admin/includes/internal-linking.php',
+    'wp-includes/images/admin-bar-sprite-rtl.png',
+    'wp-includes/js/jquery/ui.button.js',
+    'wp-includes/js/jquery/ui.core.js',
+    'wp-includes/js/jquery/ui.dialog.js',
+    'wp-includes/js/jquery/ui.draggable.js',
+    'wp-includes/js/jquery/ui.droppable.js',
+    'wp-includes/js/jquery/ui.mouse.js',
+    'wp-includes/js/jquery/ui.position.js',
+    'wp-includes/js/jquery/ui.resizable.js',
+    'wp-includes/js/jquery/ui.selectable.js',
+    'wp-includes/js/jquery/ui.sortable.js',
+    'wp-includes/js/jquery/ui.tabs.js',
+    'wp-includes/js/jquery/ui.widget.js',
+    'wp-includes/js/l10n.dev.js',
+    'wp-includes/js/l10n.js',
+    'wp-includes/js/tinymce/plugins/wplink/css',
+    'wp-includes/js/tinymce/plugins/wplink/img',
+    'wp-includes/js/tinymce/plugins/wplink/js',
+    'wp-includes/js/tinymce/themes/advanced/img/wpicons.png',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/butt2.png',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/button_bg.png',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/down_arrow.gif',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/fade-butt.png',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/separator.gif',
+    // Don't delete, yet: 'wp-rss.php',
+    // Don't delete, yet: 'wp-rdf.php',
+    // Don't delete, yet: 'wp-rss2.php',
+    // Don't delete, yet: 'wp-commentsrss2.php',
+    // Don't delete, yet: 'wp-atom.php',
+    // Don't delete, yet: 'wp-feed.php',
+    // 3.4
+    'wp-admin/images/gray-star.png',
+    'wp-admin/images/logo-login.png',
+    'wp-admin/images/star.png',
+    'wp-admin/index-extra.php',
+    'wp-admin/network/index-extra.php',
+    'wp-admin/user/index-extra.php',
+    'wp-admin/images/screenshots/admin-flyouts.png',
+    'wp-admin/images/screenshots/coediting.png',
+    'wp-admin/images/screenshots/drag-and-drop.png',
+    'wp-admin/images/screenshots/help-screen.png',
+    'wp-admin/images/screenshots/media-icon.png',
+    'wp-admin/images/screenshots/new-feature-pointer.png',
+    'wp-admin/images/screenshots/welcome-screen.png',
+    'wp-includes/css/editor-buttons.css',
+    'wp-includes/css/editor-buttons.dev.css',
+    'wp-includes/js/tinymce/plugins/paste/blank.htm',
+    'wp-includes/js/tinymce/plugins/wordpress/css',
+    'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.dev.js',
+    'wp-includes/js/tinymce/plugins/wordpress/img/embedded.png',
+    'wp-includes/js/tinymce/plugins/wordpress/img/more_bug.gif',
+    'wp-includes/js/tinymce/plugins/wordpress/img/page_bug.gif',
+    'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.dev.js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/css/editimage-rtl.css',
+    'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.dev.js',
+    'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.dev.js',
+    'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.dev.js',
+    'wp-includes/js/tinymce/plugins/wpgallery/img/gallery.png',
+    'wp-includes/js/tinymce/plugins/wplink/editor_plugin.dev.js',
+    // Don't delete, yet: 'wp-pass.php',
+    // Don't delete, yet: 'wp-register.php',
+    // 3.5
+    'wp-admin/gears-manifest.php',
+    'wp-admin/includes/manifest.php',
+    'wp-admin/images/archive-link.png',
+    'wp-admin/images/blue-grad.png',
+    'wp-admin/images/button-grad-active.png',
+    'wp-admin/images/button-grad.png',
+    'wp-admin/images/ed-bg-vs.gif',
+    'wp-admin/images/ed-bg.gif',
+    'wp-admin/images/fade-butt.png',
+    'wp-admin/images/fav-arrow-rtl.gif',
+    'wp-admin/images/fav-arrow.gif',
+    'wp-admin/images/fav-vs.png',
+    'wp-admin/images/fav.png',
+    'wp-admin/images/gray-grad.png',
+    'wp-admin/images/loading-publish.gif',
+    'wp-admin/images/logo-ghost.png',
+    'wp-admin/images/logo.gif',
+    'wp-admin/images/menu-arrow-frame-rtl.png',
+    'wp-admin/images/menu-arrow-frame.png',
+    'wp-admin/images/menu-arrows.gif',
+    'wp-admin/images/menu-bits-rtl-vs.gif',
+    'wp-admin/images/menu-bits-rtl.gif',
+    'wp-admin/images/menu-bits-vs.gif',
+    'wp-admin/images/menu-bits.gif',
+    'wp-admin/images/menu-dark-rtl-vs.gif',
+    'wp-admin/images/menu-dark-rtl.gif',
+    'wp-admin/images/menu-dark-vs.gif',
+    'wp-admin/images/menu-dark.gif',
+    'wp-admin/images/required.gif',
+    'wp-admin/images/screen-options-toggle-vs.gif',
+    'wp-admin/images/screen-options-toggle.gif',
+    'wp-admin/images/toggle-arrow-rtl.gif',
+    'wp-admin/images/toggle-arrow.gif',
+    'wp-admin/images/upload-classic.png',
+    'wp-admin/images/upload-fresh.png',
+    'wp-admin/images/white-grad-active.png',
+    'wp-admin/images/white-grad.png',
+    'wp-admin/images/widgets-arrow-vs.gif',
+    'wp-admin/images/widgets-arrow.gif',
+    'wp-admin/images/wpspin_dark.gif',
+    'wp-includes/images/upload.png',
+    'wp-includes/js/prototype.js',
+    'wp-includes/js/scriptaculous',
+    'wp-admin/css/wp-admin-rtl.dev.css',
+    'wp-admin/css/wp-admin.dev.css',
+    'wp-admin/css/media-rtl.dev.css',
+    'wp-admin/css/media.dev.css',
+    'wp-admin/css/colors-classic.dev.css',
+    'wp-admin/css/customize-controls-rtl.dev.css',
+    'wp-admin/css/customize-controls.dev.css',
+    'wp-admin/css/ie-rtl.dev.css',
+    'wp-admin/css/ie.dev.css',
+    'wp-admin/css/install.dev.css',
+    'wp-admin/css/colors-fresh.dev.css',
+    'wp-includes/js/customize-base.dev.js',
+    'wp-includes/js/json2.dev.js',
+    'wp-includes/js/comment-reply.dev.js',
+    'wp-includes/js/customize-preview.dev.js',
+    'wp-includes/js/wplink.dev.js',
+    'wp-includes/js/tw-sack.dev.js',
+    'wp-includes/js/wp-list-revisions.dev.js',
+    'wp-includes/js/autosave.dev.js',
+    'wp-includes/js/admin-bar.dev.js',
+    'wp-includes/js/quicktags.dev.js',
+    'wp-includes/js/wp-ajax-response.dev.js',
+    'wp-includes/js/wp-pointer.dev.js',
+    'wp-includes/js/hoverIntent.dev.js',
+    'wp-includes/js/colorpicker.dev.js',
+    'wp-includes/js/wp-lists.dev.js',
+    'wp-includes/js/customize-loader.dev.js',
+    'wp-includes/js/jquery/jquery.table-hotkeys.dev.js',
+    'wp-includes/js/jquery/jquery.color.dev.js',
+    'wp-includes/js/jquery/jquery.color.js',
+    'wp-includes/js/jquery/jquery.hotkeys.dev.js',
+    'wp-includes/js/jquery/jquery.form.dev.js',
+    'wp-includes/js/jquery/suggest.dev.js',
+    'wp-admin/js/xfn.dev.js',
+    'wp-admin/js/set-post-thumbnail.dev.js',
+    'wp-admin/js/comment.dev.js',
+    'wp-admin/js/theme.dev.js',
+    'wp-admin/js/cat.dev.js',
+    'wp-admin/js/password-strength-meter.dev.js',
+    'wp-admin/js/user-profile.dev.js',
+    'wp-admin/js/theme-preview.dev.js',
+    'wp-admin/js/post.dev.js',
+    'wp-admin/js/media-upload.dev.js',
+    'wp-admin/js/word-count.dev.js',
+    'wp-admin/js/plugin-install.dev.js',
+    'wp-admin/js/edit-comments.dev.js',
+    'wp-admin/js/media-gallery.dev.js',
+    'wp-admin/js/custom-fields.dev.js',
+    'wp-admin/js/custom-background.dev.js',
+    'wp-admin/js/common.dev.js',
+    'wp-admin/js/inline-edit-tax.dev.js',
+    'wp-admin/js/gallery.dev.js',
+    'wp-admin/js/utils.dev.js',
+    'wp-admin/js/widgets.dev.js',
+    'wp-admin/js/wp-fullscreen.dev.js',
+    'wp-admin/js/nav-menu.dev.js',
+    'wp-admin/js/dashboard.dev.js',
+    'wp-admin/js/link.dev.js',
+    'wp-admin/js/user-suggest.dev.js',
+    'wp-admin/js/postbox.dev.js',
+    'wp-admin/js/tags.dev.js',
+    'wp-admin/js/image-edit.dev.js',
+    'wp-admin/js/media.dev.js',
+    'wp-admin/js/customize-controls.dev.js',
+    'wp-admin/js/inline-edit-post.dev.js',
+    'wp-admin/js/categories.dev.js',
+    'wp-admin/js/editor.dev.js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.dev.js',
+    'wp-includes/js/tinymce/plugins/wpdialogs/js/popup.dev.js',
+    'wp-includes/js/tinymce/plugins/wpdialogs/js/wpdialog.dev.js',
+    'wp-includes/js/plupload/handlers.dev.js',
+    'wp-includes/js/plupload/wp-plupload.dev.js',
+    'wp-includes/js/swfupload/handlers.dev.js',
+    'wp-includes/js/jcrop/jquery.Jcrop.dev.js',
+    'wp-includes/js/jcrop/jquery.Jcrop.js',
+    'wp-includes/js/jcrop/jquery.Jcrop.css',
+    'wp-includes/js/imgareaselect/jquery.imgareaselect.dev.js',
+    'wp-includes/css/wp-pointer.dev.css',
+    'wp-includes/css/editor.dev.css',
+    'wp-includes/css/jquery-ui-dialog.dev.css',
+    'wp-includes/css/admin-bar-rtl.dev.css',
+    'wp-includes/css/admin-bar.dev.css',
+    'wp-includes/js/jquery/ui/jquery.effects.clip.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.scale.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.blind.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.core.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.shake.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.fade.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.explode.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.slide.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.drop.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.highlight.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.bounce.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.pulsate.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.transfer.min.js',
+    'wp-includes/js/jquery/ui/jquery.effects.fold.min.js',
+    'wp-admin/images/screenshots/captions-1.png',
+    'wp-admin/images/screenshots/captions-2.png',
+    'wp-admin/images/screenshots/flex-header-1.png',
+    'wp-admin/images/screenshots/flex-header-2.png',
+    'wp-admin/images/screenshots/flex-header-3.png',
+    'wp-admin/images/screenshots/flex-header-media-library.png',
+    'wp-admin/images/screenshots/theme-customizer.png',
+    'wp-admin/images/screenshots/twitter-embed-1.png',
+    'wp-admin/images/screenshots/twitter-embed-2.png',
+    'wp-admin/js/utils.js',
+    // Added back in 5.3 [45448], see #43895.
+    // 'wp-admin/options-privacy.php',
+    'wp-app.php',
+    'wp-includes/class-wp-atom-server.php',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/ui.css',
+    // 3.5.2
+    'wp-includes/js/swfupload/swfupload-all.js',
+    // 3.6
+    'wp-admin/js/revisions-js.php',
+    'wp-admin/images/screenshots',
+    'wp-admin/js/categories.js',
+    'wp-admin/js/categories.min.js',
+    'wp-admin/js/custom-fields.js',
+    'wp-admin/js/custom-fields.min.js',
+    // 3.7
+    'wp-admin/js/cat.js',
+    'wp-admin/js/cat.min.js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/js/editimage.min.js',
+    // 3.8
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/page_bug.gif',
+    'wp-includes/js/tinymce/themes/advanced/skins/wp_theme/img/more_bug.gif',
+    'wp-includes/js/thickbox/tb-close-2x.png',
+    'wp-includes/js/thickbox/tb-close.png',
+    'wp-includes/images/wpmini-blue-2x.png',
+    'wp-includes/images/wpmini-blue.png',
+    'wp-admin/css/colors-fresh.css',
+    'wp-admin/css/colors-classic.css',
+    'wp-admin/css/colors-fresh.min.css',
+    'wp-admin/css/colors-classic.min.css',
+    'wp-admin/js/about.min.js',
+    'wp-admin/js/about.js',
+    'wp-admin/images/arrows-dark-vs-2x.png',
+    'wp-admin/images/wp-logo-vs.png',
+    'wp-admin/images/arrows-dark-vs.png',
+    'wp-admin/images/wp-logo.png',
+    'wp-admin/images/arrows-pr.png',
+    'wp-admin/images/arrows-dark.png',
+    'wp-admin/images/press-this.png',
+    'wp-admin/images/press-this-2x.png',
+    'wp-admin/images/arrows-vs-2x.png',
+    'wp-admin/images/welcome-icons.png',
+    'wp-admin/images/wp-logo-2x.png',
+    'wp-admin/images/stars-rtl-2x.png',
+    'wp-admin/images/arrows-dark-2x.png',
+    'wp-admin/images/arrows-pr-2x.png',
+    'wp-admin/images/menu-shadow-rtl.png',
+    'wp-admin/images/arrows-vs.png',
+    'wp-admin/images/about-search-2x.png',
+    'wp-admin/images/bubble_bg-rtl-2x.gif',
+    'wp-admin/images/wp-badge-2x.png',
+    'wp-admin/images/wordpress-logo-2x.png',
+    'wp-admin/images/bubble_bg-rtl.gif',
+    'wp-admin/images/wp-badge.png',
+    'wp-admin/images/menu-shadow.png',
+    'wp-admin/images/about-globe-2x.png',
+    'wp-admin/images/welcome-icons-2x.png',
+    'wp-admin/images/stars-rtl.png',
+    'wp-admin/images/wp-logo-vs-2x.png',
+    'wp-admin/images/about-updates-2x.png',
+    // 3.9
+    'wp-admin/css/colors.css',
+    'wp-admin/css/colors.min.css',
+    'wp-admin/css/colors-rtl.css',
+    'wp-admin/css/colors-rtl.min.css',
+    // Following files added back in 4.5, see #36083.
+    // 'wp-admin/css/media-rtl.min.css',
+    // 'wp-admin/css/media.min.css',
+    // 'wp-admin/css/farbtastic-rtl.min.css',
+    'wp-admin/images/lock-2x.png',
+    'wp-admin/images/lock.png',
+    'wp-admin/js/theme-preview.js',
+    'wp-admin/js/theme-install.min.js',
+    'wp-admin/js/theme-install.js',
+    'wp-admin/js/theme-preview.min.js',
+    'wp-includes/js/plupload/plupload.html4.js',
+    'wp-includes/js/plupload/plupload.html5.js',
+    'wp-includes/js/plupload/changelog.txt',
+    'wp-includes/js/plupload/plupload.silverlight.js',
+    'wp-includes/js/plupload/plupload.flash.js',
+    // Added back in 4.9 [41328], see #41755.
+    // 'wp-includes/js/plupload/plupload.js',
+    'wp-includes/js/tinymce/plugins/spellchecker',
+    'wp-includes/js/tinymce/plugins/inlinepopups',
+    'wp-includes/js/tinymce/plugins/media/js',
+    'wp-includes/js/tinymce/plugins/media/css',
+    'wp-includes/js/tinymce/plugins/wordpress/img',
+    'wp-includes/js/tinymce/plugins/wpdialogs/js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/img',
+    'wp-includes/js/tinymce/plugins/wpeditimage/js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/css',
+    'wp-includes/js/tinymce/plugins/wpgallery/img',
+    'wp-includes/js/tinymce/plugins/wpfullscreen/css',
+    'wp-includes/js/tinymce/plugins/paste/js',
+    'wp-includes/js/tinymce/themes/advanced',
+    'wp-includes/js/tinymce/tiny_mce.js',
+    'wp-includes/js/tinymce/mark_loaded_src.js',
+    'wp-includes/js/tinymce/wp-tinymce-schema.js',
+    'wp-includes/js/tinymce/plugins/media/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/media/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/media/media.htm',
+    'wp-includes/js/tinymce/plugins/wpview/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wpview/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/directionality/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/directionality/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wordpress/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wpdialogs/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/editimage.html',
+    'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wpeditimage/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/fullscreen/fullscreen.htm',
+    'wp-includes/js/tinymce/plugins/fullscreen/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wplink/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wplink/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wpgallery/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/tabfocus/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/wpfullscreen/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/paste/editor_plugin.js',
+    'wp-includes/js/tinymce/plugins/paste/pasteword.htm',
+    'wp-includes/js/tinymce/plugins/paste/editor_plugin_src.js',
+    'wp-includes/js/tinymce/plugins/paste/pastetext.htm',
+    'wp-includes/js/tinymce/langs/wp-langs.php',
+    // 4.1
+    'wp-includes/js/jquery/ui/jquery.ui.accordion.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.autocomplete.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.button.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.core.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.datepicker.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.dialog.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.draggable.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.droppable.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-blind.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-bounce.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-clip.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-drop.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-explode.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-fade.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-fold.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-highlight.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-pulsate.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-scale.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-shake.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-slide.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect-transfer.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.effect.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.menu.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.mouse.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.position.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.progressbar.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.resizable.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.selectable.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.slider.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.sortable.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.spinner.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.tabs.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.tooltip.min.js',
+    'wp-includes/js/jquery/ui/jquery.ui.widget.min.js',
+    'wp-includes/js/tinymce/skins/wordpress/images/dashicon-no-alt.png',
+    // 4.3
+    'wp-admin/js/wp-fullscreen.js',
+    'wp-admin/js/wp-fullscreen.min.js',
+    'wp-includes/js/tinymce/wp-mce-help.php',
+    'wp-includes/js/tinymce/plugins/wpfullscreen',
+    // 4.5
+    'wp-includes/theme-compat/comments-popup.php',
+    // 4.6
+    'wp-admin/includes/class-wp-automatic-upgrader.php', // Wrong file name, see #37628.
+    // 4.8
+    'wp-includes/js/tinymce/plugins/wpembed',
+    'wp-includes/js/tinymce/plugins/media/moxieplayer.swf',
+    'wp-includes/js/tinymce/skins/lightgray/fonts/readme.md',
+    'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce-small.json',
+    'wp-includes/js/tinymce/skins/lightgray/fonts/tinymce.json',
+    'wp-includes/js/tinymce/skins/lightgray/skin.ie7.min.css',
+    // 4.9
+    'wp-admin/css/press-this-editor-rtl.css',
+    'wp-admin/css/press-this-editor-rtl.min.css',
+    'wp-admin/css/press-this-editor.css',
+    'wp-admin/css/press-this-editor.min.css',
+    'wp-admin/css/press-this-rtl.css',
+    'wp-admin/css/press-this-rtl.min.css',
+    'wp-admin/css/press-this.css',
+    'wp-admin/css/press-this.min.css',
+    'wp-admin/includes/class-wp-press-this.php',
+    'wp-admin/js/bookmarklet.js',
+    'wp-admin/js/bookmarklet.min.js',
+    'wp-admin/js/press-this.js',
+    'wp-admin/js/press-this.min.js',
+    'wp-includes/js/mediaelement/background.png',
+    'wp-includes/js/mediaelement/bigplay.png',
+    'wp-includes/js/mediaelement/bigplay.svg',
+    'wp-includes/js/mediaelement/controls.png',
+    'wp-includes/js/mediaelement/controls.svg',
+    'wp-includes/js/mediaelement/flashmediaelement.swf',
+    'wp-includes/js/mediaelement/froogaloop.min.js',
+    'wp-includes/js/mediaelement/jumpforward.png',
+    'wp-includes/js/mediaelement/loading.gif',
+    'wp-includes/js/mediaelement/silverlightmediaelement.xap',
+    'wp-includes/js/mediaelement/skipback.png',
+    'wp-includes/js/plupload/plupload.flash.swf',
+    'wp-includes/js/plupload/plupload.full.min.js',
+    'wp-includes/js/plupload/plupload.silverlight.xap',
+    'wp-includes/js/swfupload/plugins',
+    'wp-includes/js/swfupload/swfupload.swf',
+    // 4.9.2
+    'wp-includes/js/mediaelement/lang',
+    'wp-includes/js/mediaelement/lang/ca.js',
+    'wp-includes/js/mediaelement/lang/cs.js',
+    'wp-includes/js/mediaelement/lang/de.js',
+    'wp-includes/js/mediaelement/lang/es.js',
+    'wp-includes/js/mediaelement/lang/fa.js',
+    'wp-includes/js/mediaelement/lang/fr.js',
+    'wp-includes/js/mediaelement/lang/hr.js',
+    'wp-includes/js/mediaelement/lang/hu.js',
+    'wp-includes/js/mediaelement/lang/it.js',
+    'wp-includes/js/mediaelement/lang/ja.js',
+    'wp-includes/js/mediaelement/lang/ko.js',
+    'wp-includes/js/mediaelement/lang/nl.js',
+    'wp-includes/js/mediaelement/lang/pl.js',
+    'wp-includes/js/mediaelement/lang/pt.js',
+    'wp-includes/js/mediaelement/lang/ro.js',
+    'wp-includes/js/mediaelement/lang/ru.js',
+    'wp-includes/js/mediaelement/lang/sk.js',
+    'wp-includes/js/mediaelement/lang/sv.js',
+    'wp-includes/js/mediaelement/lang/uk.js',
+    'wp-includes/js/mediaelement/lang/zh-cn.js',
+    'wp-includes/js/mediaelement/lang/zh.js',
+    'wp-includes/js/mediaelement/mediaelement-flash-audio-ogg.swf',
+    'wp-includes/js/mediaelement/mediaelement-flash-audio.swf',
+    'wp-includes/js/mediaelement/mediaelement-flash-video-hls.swf',
+    'wp-includes/js/mediaelement/mediaelement-flash-video-mdash.swf',
+    'wp-includes/js/mediaelement/mediaelement-flash-video.swf',
+    'wp-includes/js/mediaelement/renderers/dailymotion.js',
+    'wp-includes/js/mediaelement/renderers/dailymotion.min.js',
+    'wp-includes/js/mediaelement/renderers/facebook.js',
+    'wp-includes/js/mediaelement/renderers/facebook.min.js',
+    'wp-includes/js/mediaelement/renderers/soundcloud.js',
+    'wp-includes/js/mediaelement/renderers/soundcloud.min.js',
+    'wp-includes/js/mediaelement/renderers/twitch.js',
+    'wp-includes/js/mediaelement/renderers/twitch.min.js',
+    // 5.0
+    'wp-includes/js/codemirror/jshint.js',
+    // 5.1
+    'wp-includes/random_compat/random_bytes_openssl.php',
+    'wp-includes/js/tinymce/wp-tinymce.js.gz',
+    // 5.3
+    'wp-includes/js/wp-a11y.js',     // Moved to: wp-includes/js/dist/a11y.js
+    'wp-includes/js/wp-a11y.min.js', // Moved to: wp-includes/js/dist/a11y.min.js
+    // 5.4
+    'wp-admin/js/wp-fullscreen-stub.js',
+    'wp-admin/js/wp-fullscreen-stub.min.js',
+    // 5.5
+    'wp-admin/css/ie.css',
+    'wp-admin/css/ie.min.css',
+    'wp-admin/css/ie-rtl.css',
+    'wp-admin/css/ie-rtl.min.css',
+    // 5.6
+    'wp-includes/js/jquery/ui/position.min.js',
+    'wp-includes/js/jquery/ui/widget.min.js',
+    // 5.7
+    'wp-includes/blocks/classic/block.json',
+    // 5.8
+    'wp-admin/images/freedoms.png',
+    'wp-admin/images/privacy.png',
+    'wp-admin/images/about-badge.svg',
+    'wp-admin/images/about-color-palette.svg',
+    'wp-admin/images/about-color-palette-vert.svg',
+    'wp-admin/images/about-header-brushes.svg',
+    'wp-includes/block-patterns/large-header.php',
+    'wp-includes/block-patterns/heading-paragraph.php',
+    'wp-includes/block-patterns/quote.php',
+    'wp-includes/block-patterns/text-three-columns-buttons.php',
+    'wp-includes/block-patterns/two-buttons.php',
+    'wp-includes/block-patterns/two-images.php',
+    'wp-includes/block-patterns/three-buttons.php',
+    'wp-includes/block-patterns/text-two-columns-with-images.php',
+    'wp-includes/block-patterns/text-two-columns.php',
+    'wp-includes/block-patterns/large-header-button.php',
+    'wp-includes/blocks/subhead/block.json',
+    'wp-includes/blocks/subhead',
+    'wp-includes/css/dist/editor/editor-styles.css',
+    'wp-includes/css/dist/editor/editor-styles.min.css',
+    'wp-includes/css/dist/editor/editor-styles-rtl.css',
+    'wp-includes/css/dist/editor/editor-styles-rtl.min.css',
+    // 5.9
+    'wp-includes/blocks/heading/editor.css',
+    'wp-includes/blocks/heading/editor.min.css',
+    'wp-includes/blocks/heading/editor-rtl.css',
+    'wp-includes/blocks/heading/editor-rtl.min.css',
+    'wp-includes/blocks/post-content/editor.css',
+    'wp-includes/blocks/post-content/editor.min.css',
+    'wp-includes/blocks/post-content/editor-rtl.css',
+    'wp-includes/blocks/post-content/editor-rtl.min.css',
+    'wp-includes/blocks/query-title/editor.css',
+    'wp-includes/blocks/query-title/editor.min.css',
+    'wp-includes/blocks/query-title/editor-rtl.css',
+    'wp-includes/blocks/query-title/editor-rtl.min.css',
+    'wp-includes/blocks/tag-cloud/editor.css',
+    'wp-includes/blocks/tag-cloud/editor.min.css',
+    'wp-includes/blocks/tag-cloud/editor-rtl.css',
+    'wp-includes/blocks/tag-cloud/editor-rtl.min.css',
+    // 6.0
+    'wp-content/themes/twentytwentytwo/assets/fonts/LICENSE.md',
 );
 
 /**
@@ -871,19 +871,19 @@ 
 global $_new_bundled_files;
 
 $_new_bundled_files = array(
-	'plugins/akismet/'        => '2.0',
-	'themes/twentyten/'       => '3.0',
-	'themes/twentyeleven/'    => '3.2',
-	'themes/twentytwelve/'    => '3.5',
-	'themes/twentythirteen/'  => '3.6',
-	'themes/twentyfourteen/'  => '3.8',
-	'themes/twentyfifteen/'   => '4.1',
-	'themes/twentysixteen/'   => '4.4',
-	'themes/twentyseventeen/' => '4.7',
-	'themes/twentynineteen/'  => '5.0',
-	'themes/twentytwenty/'    => '5.3',
-	'themes/twentytwentyone/' => '5.6',
-	'themes/twentytwentytwo/' => '5.9',
+    'plugins/akismet/'        => '2.0',
+    'themes/twentyten/'       => '3.0',
+    'themes/twentyeleven/'    => '3.2',
+    'themes/twentytwelve/'    => '3.5',
+    'themes/twentythirteen/'  => '3.6',
+    'themes/twentyfourteen/'  => '3.8',
+    'themes/twentyfifteen/'   => '4.1',
+    'themes/twentysixteen/'   => '4.4',
+    'themes/twentyseventeen/' => '4.7',
+    'themes/twentynineteen/'  => '5.0',
+    'themes/twentytwenty/'    => '5.3',
+    'themes/twentytwentyone/' => '5.6',
+    'themes/twentytwentytwo/' => '5.9',
 );
 
 /**
@@ -941,522 +941,522 @@ 
  * @return string|WP_Error New WordPress version on success, WP_Error on failure.
  */
 function update_core( $from, $to ) {
-	global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb;
-
-	set_time_limit( 300 );
-
-	/**
-	 * Filters feedback messages displayed during the core update process.
-	 *
-	 * The filter is first evaluated after the zip file for the latest version
-	 * has been downloaded and unzipped. It is evaluated five more times during
-	 * the process:
-	 *
-	 * 1. Before WordPress begins the core upgrade process.
-	 * 2. Before Maintenance Mode is enabled.
-	 * 3. Before WordPress begins copying over the necessary files.
-	 * 4. Before Maintenance Mode is disabled.
-	 * 5. Before the database is upgraded.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @param string $feedback The core update feedback messages.
-	 */
-	apply_filters( 'update_feedback', __( 'Verifying the unpacked files…' ) );
-
-	// Sanity check the unzipped distribution.
-	$distro = '';
-	$roots  = array( '/wordpress/', '/wordpress-mu/' );
-
-	foreach ( $roots as $root ) {
-		if ( $wp_filesystem->exists( $from . $root . 'readme.html' )
-			&& $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' )
-		) {
-			$distro = $root;
-			break;
-		}
-	}
-
-	if ( ! $distro ) {
-		$wp_filesystem->delete( $from, true );
-
-		return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) );
-	}
-
-	/*
+    global $wp_filesystem, $_old_files, $_new_bundled_files, $wpdb;
+
+    set_time_limit( 300 );
+
+    /**
+     * Filters feedback messages displayed during the core update process.
+     *
+     * The filter is first evaluated after the zip file for the latest version
+     * has been downloaded and unzipped. It is evaluated five more times during
+     * the process:
+     *
+     * 1. Before WordPress begins the core upgrade process.
+     * 2. Before Maintenance Mode is enabled.
+     * 3. Before WordPress begins copying over the necessary files.
+     * 4. Before Maintenance Mode is disabled.
+     * 5. Before the database is upgraded.
+     *
+     * @since 2.5.0
+     *
+     * @param string $feedback The core update feedback messages.
+     */
+    apply_filters( 'update_feedback', __( 'Verifying the unpacked files…' ) );
+
+    // Sanity check the unzipped distribution.
+    $distro = '';
+    $roots  = array( '/wordpress/', '/wordpress-mu/' );
+
+    foreach ( $roots as $root ) {
+        if ( $wp_filesystem->exists( $from . $root . 'readme.html' )
+            && $wp_filesystem->exists( $from . $root . 'wp-includes/version.php' )
+        ) {
+            $distro = $root;
+            break;
+        }
+    }
+
+    if ( ! $distro ) {
+        $wp_filesystem->delete( $from, true );
+
+        return new WP_Error( 'insane_distro', __( 'The update could not be unpacked' ) );
+    }
+
+    /*
 	 * Import $wp_version, $required_php_version, and $required_mysql_version from the new version.
 	 * DO NOT globalize any variables imported from `version-current.php` in this function.
 	 *
 	 * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8.
 	 */
-	$versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
+    $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
 
-	if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
-		$wp_filesystem->delete( $from, true );
+    if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
+        $wp_filesystem->delete( $from, true );
 
-		return new WP_Error(
-			'copy_failed_for_version_file',
-			__( 'The update cannot be installed because some files could not be copied. This is usually due to inconsistent file permissions.' ),
-			'wp-includes/version.php'
-		);
-	}
+        return new WP_Error(
+            'copy_failed_for_version_file',
+            __( 'The update cannot be installed because some files could not be copied. This is usually due to inconsistent file permissions.' ),
+            'wp-includes/version.php'
+        );
+    }
 
-	$wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
+    $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
 
-	/*
+    /*
 	 * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
 	 * so don't run it when upgrading from older versions.
 	 */
-	if ( function_exists( 'wp_opcache_invalidate' ) ) {
-		wp_opcache_invalidate( $versions_file );
-	}
-
-	require WP_CONTENT_DIR . '/upgrade/version-current.php';
-	$wp_filesystem->delete( $versions_file );
-
-	$php_version       = phpversion();
-	$mysql_version     = $wpdb->db_version();
-	$old_wp_version    = $GLOBALS['wp_version']; // The version of WordPress we're updating from.
-	$development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // A dash in the version indicates a development release.
-	$php_compat        = version_compare( $php_version, $required_php_version, '>=' );
-
-	if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
-		$mysql_compat = true;
-	} else {
-		$mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
-	}
-
-	if ( ! $mysql_compat || ! $php_compat ) {
-		$wp_filesystem->delete( $from, true );
-	}
-
-	$php_update_message = '';
-
-	if ( function_exists( 'wp_get_update_php_url' ) ) {
-		$php_update_message = '</p><p>' . sprintf(
-			/* translators: %s: URL to Update PHP page. */
-			__( '<a href="%s">Learn more about updating PHP</a>.' ),
-			esc_url( wp_get_update_php_url() )
-		);
-
-		if ( function_exists( 'wp_get_update_php_annotation' ) ) {
-			$annotation = wp_get_update_php_annotation();
-
-			if ( $annotation ) {
-				$php_update_message .= '</p><p><em>' . $annotation . '</em>';
-			}
-		}
-	}
-
-	if ( ! $mysql_compat && ! $php_compat ) {
-		return new WP_Error(
-			'php_mysql_not_compatible',
-			sprintf(
-				/* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */
-				__( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.' ),
-				$wp_version,
-				$required_php_version,
-				$required_mysql_version,
-				$php_version,
-				$mysql_version
-			) . $php_update_message
-		);
-	} elseif ( ! $php_compat ) {
-		return new WP_Error(
-			'php_not_compatible',
-			sprintf(
-				/* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */
-				__( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ),
-				$wp_version,
-				$required_php_version,
-				$php_version
-			) . $php_update_message
-		);
-	} elseif ( ! $mysql_compat ) {
-		return new WP_Error(
-			'mysql_not_compatible',
-			sprintf(
-				/* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */
-				__( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ),
-				$wp_version,
-				$required_mysql_version,
-				$mysql_version
-			)
-		);
-	}
-
-	// Add a warning when the JSON PHP extension is missing.
-	if ( ! extension_loaded( 'json' ) ) {
-		return new WP_Error(
-			'php_not_compatible_json',
-			sprintf(
-				/* translators: 1: WordPress version number, 2: The PHP extension name needed. */
-				__( 'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ),
-				$wp_version,
-				'JSON'
-			)
-		);
-	}
-
-	/** This filter is documented in wp-admin/includes/update-core.php */
-	apply_filters( 'update_feedback', __( 'Preparing to install the latest version&#8230;' ) );
-
-	// Don't copy wp-content, we'll deal with that below.
-	// We also copy version.php last so failed updates report their old version.
-	$skip              = array( 'wp-content', 'wp-includes/version.php' );
-	$check_is_writable = array();
-
-	// Check to see which files don't really need updating - only available for 3.7 and higher.
-	if ( function_exists( 'get_core_checksums' ) ) {
-		// Find the local version of the working directory.
-		$working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro;
-
-		$checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' );
-
-		if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) {
-			$checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2.
-		}
-
-		if ( is_array( $checksums ) ) {
-			foreach ( $checksums as $file => $checksum ) {
-				if ( 'wp-content' === substr( $file, 0, 10 ) ) {
-					continue;
-				}
-
-				if ( ! file_exists( ABSPATH . $file ) ) {
-					continue;
-				}
-
-				if ( ! file_exists( $working_dir_local . $file ) ) {
-					continue;
-				}
-
-				if ( '.' === dirname( $file )
-					&& in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
-				) {
-					continue;
-				}
-
-				if ( md5_file( ABSPATH . $file ) === $checksum ) {
-					$skip[] = $file;
-				} else {
-					$check_is_writable[ $file ] = ABSPATH . $file;
-				}
-			}
-		}
-	}
-
-	// If we're using the direct method, we can predict write failures that are due to permissions.
-	if ( $check_is_writable && 'direct' === $wp_filesystem->method ) {
-		$files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) );
-
-		if ( $files_writable !== $check_is_writable ) {
-			$files_not_writable = array_diff_key( $check_is_writable, $files_writable );
-
-			foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) {
-				// If the writable check failed, chmod file to 0644 and try again, same as copy_dir().
-				$wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE );
-
-				if ( $wp_filesystem->is_writable( $file_not_writable ) ) {
-					unset( $files_not_writable[ $relative_file_not_writable ] );
-				}
-			}
-
-			// Store package-relative paths (the key) of non-writable files in the WP_Error object.
-			$error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : '';
-
-			if ( $files_not_writable ) {
-				return new WP_Error(
-					'files_not_writable',
-					__( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
-					implode( ', ', $error_data )
-				);
-			}
-		}
-	}
-
-	/** This filter is documented in wp-admin/includes/update-core.php */
-	apply_filters( 'update_feedback', __( 'Enabling Maintenance mode&#8230;' ) );
-
-	// Create maintenance file to signal that we are upgrading.
-	$maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
-	$maintenance_file   = $to . '.maintenance';
-	$wp_filesystem->delete( $maintenance_file );
-	$wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE );
-
-	/** This filter is documented in wp-admin/includes/update-core.php */
-	apply_filters( 'update_feedback', __( 'Copying the required files&#8230;' ) );
-
-	// Copy new versions of WP files into place.
-	$result = _copy_dir( $from . $distro, $to, $skip );
-
-	if ( is_wp_error( $result ) ) {
-		$result = new WP_Error(
-			$result->get_error_code(),
-			$result->get_error_message(),
-			substr( $result->get_error_data(), strlen( $to ) )
-		);
-	}
-
-	// Since we know the core files have copied over, we can now copy the version file.
-	if ( ! is_wp_error( $result ) ) {
-		if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) {
-			$wp_filesystem->delete( $from, true );
-			$result = new WP_Error(
-				'copy_failed_for_version_file',
-				__( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
-				'wp-includes/version.php'
-			);
-		}
-
-		$wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE );
-
-		/*
+    if ( function_exists( 'wp_opcache_invalidate' ) ) {
+        wp_opcache_invalidate( $versions_file );
+    }
+
+    require WP_CONTENT_DIR . '/upgrade/version-current.php';
+    $wp_filesystem->delete( $versions_file );
+
+    $php_version       = phpversion();
+    $mysql_version     = $wpdb->db_version();
+    $old_wp_version    = $GLOBALS['wp_version']; // The version of WordPress we're updating from.
+    $development_build = ( false !== strpos( $old_wp_version . $wp_version, '-' ) ); // A dash in the version indicates a development release.
+    $php_compat        = version_compare( $php_version, $required_php_version, '>=' );
+
+    if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
+        $mysql_compat = true;
+    } else {
+        $mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
+    }
+
+    if ( ! $mysql_compat || ! $php_compat ) {
+        $wp_filesystem->delete( $from, true );
+    }
+
+    $php_update_message = '';
+
+    if ( function_exists( 'wp_get_update_php_url' ) ) {
+        $php_update_message = '</p><p>' . sprintf(
+            /* translators: %s: URL to Update PHP page. */
+            __( '<a href="%s">Learn more about updating PHP</a>.' ),
+            esc_url( wp_get_update_php_url() )
+        );
+
+        if ( function_exists( 'wp_get_update_php_annotation' ) ) {
+            $annotation = wp_get_update_php_annotation();
+
+            if ( $annotation ) {
+                $php_update_message .= '</p><p><em>' . $annotation . '</em>';
+            }
+        }
+    }
+
+    if ( ! $mysql_compat && ! $php_compat ) {
+        return new WP_Error(
+            'php_mysql_not_compatible',
+            sprintf(
+                /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */
+                __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.' ),
+                $wp_version,
+                $required_php_version,
+                $required_mysql_version,
+                $php_version,
+                $mysql_version
+            ) . $php_update_message
+        );
+    } elseif ( ! $php_compat ) {
+        return new WP_Error(
+            'php_not_compatible',
+            sprintf(
+                /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */
+                __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ),
+                $wp_version,
+                $required_php_version,
+                $php_version
+            ) . $php_update_message
+        );
+    } elseif ( ! $mysql_compat ) {
+        return new WP_Error(
+            'mysql_not_compatible',
+            sprintf(
+                /* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */
+                __( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ),
+                $wp_version,
+                $required_mysql_version,
+                $mysql_version
+            )
+        );
+    }
+
+    // Add a warning when the JSON PHP extension is missing.
+    if ( ! extension_loaded( 'json' ) ) {
+        return new WP_Error(
+            'php_not_compatible_json',
+            sprintf(
+                /* translators: 1: WordPress version number, 2: The PHP extension name needed. */
+                __( 'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ),
+                $wp_version,
+                'JSON'
+            )
+        );
+    }
+
+    /** This filter is documented in wp-admin/includes/update-core.php */
+    apply_filters( 'update_feedback', __( 'Preparing to install the latest version&#8230;' ) );
+
+    // Don't copy wp-content, we'll deal with that below.
+    // We also copy version.php last so failed updates report their old version.
+    $skip              = array( 'wp-content', 'wp-includes/version.php' );
+    $check_is_writable = array();
+
+    // Check to see which files don't really need updating - only available for 3.7 and higher.
+    if ( function_exists( 'get_core_checksums' ) ) {
+        // Find the local version of the working directory.
+        $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro;
+
+        $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' );
+
+        if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) {
+            $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2.
+        }
+
+        if ( is_array( $checksums ) ) {
+            foreach ( $checksums as $file => $checksum ) {
+                if ( 'wp-content' === substr( $file, 0, 10 ) ) {
+                    continue;
+                }
+
+                if ( ! file_exists( ABSPATH . $file ) ) {
+                    continue;
+                }
+
+                if ( ! file_exists( $working_dir_local . $file ) ) {
+                    continue;
+                }
+
+                if ( '.' === dirname( $file )
+                    && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
+                ) {
+                    continue;
+                }
+
+                if ( md5_file( ABSPATH . $file ) === $checksum ) {
+                    $skip[] = $file;
+                } else {
+                    $check_is_writable[ $file ] = ABSPATH . $file;
+                }
+            }
+        }
+    }
+
+    // If we're using the direct method, we can predict write failures that are due to permissions.
+    if ( $check_is_writable && 'direct' === $wp_filesystem->method ) {
+        $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) );
+
+        if ( $files_writable !== $check_is_writable ) {
+            $files_not_writable = array_diff_key( $check_is_writable, $files_writable );
+
+            foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) {
+                // If the writable check failed, chmod file to 0644 and try again, same as copy_dir().
+                $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE );
+
+                if ( $wp_filesystem->is_writable( $file_not_writable ) ) {
+                    unset( $files_not_writable[ $relative_file_not_writable ] );
+                }
+            }
+
+            // Store package-relative paths (the key) of non-writable files in the WP_Error object.
+            $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : '';
+
+            if ( $files_not_writable ) {
+                return new WP_Error(
+                    'files_not_writable',
+                    __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
+                    implode( ', ', $error_data )
+                );
+            }
+        }
+    }
+
+    /** This filter is documented in wp-admin/includes/update-core.php */
+    apply_filters( 'update_feedback', __( 'Enabling Maintenance mode&#8230;' ) );
+
+    // Create maintenance file to signal that we are upgrading.
+    $maintenance_string = '<?php $upgrading = ' . time() . '; ?>';
+    $maintenance_file   = $to . '.maintenance';
+    $wp_filesystem->delete( $maintenance_file );
+    $wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE );
+
+    /** This filter is documented in wp-admin/includes/update-core.php */
+    apply_filters( 'update_feedback', __( 'Copying the required files&#8230;' ) );
+
+    // Copy new versions of WP files into place.
+    $result = _copy_dir( $from . $distro, $to, $skip );
+
+    if ( is_wp_error( $result ) ) {
+        $result = new WP_Error(
+            $result->get_error_code(),
+            $result->get_error_message(),
+            substr( $result->get_error_data(), strlen( $to ) )
+        );
+    }
+
+    // Since we know the core files have copied over, we can now copy the version file.
+    if ( ! is_wp_error( $result ) ) {
+        if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) {
+            $wp_filesystem->delete( $from, true );
+            $result = new WP_Error(
+                'copy_failed_for_version_file',
+                __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ),
+                'wp-includes/version.php'
+            );
+        }
+
+        $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE );
+
+        /*
 		 * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
 		 * so don't run it when upgrading from older versions.
 		 */
-		if ( function_exists( 'wp_opcache_invalidate' ) ) {
-			wp_opcache_invalidate( $to . 'wp-includes/version.php' );
-		}
-	}
-
-	// Check to make sure everything copied correctly, ignoring the contents of wp-content.
-	$skip   = array( 'wp-content' );
-	$failed = array();
-
-	if ( isset( $checksums ) && is_array( $checksums ) ) {
-		foreach ( $checksums as $file => $checksum ) {
-			if ( 'wp-content' === substr( $file, 0, 10 ) ) {
-				continue;
-			}
-
-			if ( ! file_exists( $working_dir_local . $file ) ) {
-				continue;
-			}
-
-			if ( '.' === dirname( $file )
-				&& in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
-			) {
-				$skip[] = $file;
-				continue;
-			}
-
-			if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) === $checksum ) {
-				$skip[] = $file;
-			} else {
-				$failed[] = $file;
-			}
-		}
-	}
-
-	// Some files didn't copy properly.
-	if ( ! empty( $failed ) ) {
-		$total_size = 0;
-
-		foreach ( $failed as $file ) {
-			if ( file_exists( $working_dir_local . $file ) ) {
-				$total_size += filesize( $working_dir_local . $file );
-			}
-		}
-
-		// If we don't have enough free space, it isn't worth trying again.
-		// Unlikely to be hit due to the check in unzip_file().
-		$available_space = function_exists( 'disk_free_space' ) ? @disk_free_space( ABSPATH ) : false;
-
-		if ( $available_space && $total_size >= $available_space ) {
-			$result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) );
-		} else {
-			$result = _copy_dir( $from . $distro, $to, $skip );
-
-			if ( is_wp_error( $result ) ) {
-				$result = new WP_Error(
-					$result->get_error_code() . '_retry',
-					$result->get_error_message(),
-					substr( $result->get_error_data(), strlen( $to ) )
-				);
-			}
-		}
-	}
-
-	// Custom content directory needs updating now.
-	// Copy languages.
-	if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) {
-		if ( WP_LANG_DIR !== ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) {
-			$lang_dir = WP_LANG_DIR;
-		} else {
-			$lang_dir = WP_CONTENT_DIR . '/languages';
-		}
-
-		// Check if the language directory exists first.
-		if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) {
-			// If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
-			$wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR );
-			clearstatcache(); // For FTP, need to clear the stat cache.
-		}
-
-		if ( @is_dir( $lang_dir ) ) {
-			$wp_lang_dir = $wp_filesystem->find_folder( $lang_dir );
-
-			if ( $wp_lang_dir ) {
-				$result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir );
-
-				if ( is_wp_error( $result ) ) {
-					$result = new WP_Error(
-						$result->get_error_code() . '_languages',
-						$result->get_error_message(),
-						substr( $result->get_error_data(), strlen( $wp_lang_dir ) )
-					);
-				}
-			}
-		}
-	}
-
-	/** This filter is documented in wp-admin/includes/update-core.php */
-	apply_filters( 'update_feedback', __( 'Disabling Maintenance mode&#8230;' ) );
-
-	// Remove maintenance file, we're done with potential site-breaking changes.
-	$wp_filesystem->delete( $maintenance_file );
-
-	// 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users,
-	// preventing installation of Twenty Twelve.
-	if ( '3.5' === $old_wp_version ) {
-		if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' )
-			&& ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' )
-		) {
-			$wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' );
-		}
-	}
-
-	/*
+        if ( function_exists( 'wp_opcache_invalidate' ) ) {
+            wp_opcache_invalidate( $to . 'wp-includes/version.php' );
+        }
+    }
+
+    // Check to make sure everything copied correctly, ignoring the contents of wp-content.
+    $skip   = array( 'wp-content' );
+    $failed = array();
+
+    if ( isset( $checksums ) && is_array( $checksums ) ) {
+        foreach ( $checksums as $file => $checksum ) {
+            if ( 'wp-content' === substr( $file, 0, 10 ) ) {
+                continue;
+            }
+
+            if ( ! file_exists( $working_dir_local . $file ) ) {
+                continue;
+            }
+
+            if ( '.' === dirname( $file )
+                && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true )
+            ) {
+                $skip[] = $file;
+                continue;
+            }
+
+            if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) === $checksum ) {
+                $skip[] = $file;
+            } else {
+                $failed[] = $file;
+            }
+        }
+    }
+
+    // Some files didn't copy properly.
+    if ( ! empty( $failed ) ) {
+        $total_size = 0;
+
+        foreach ( $failed as $file ) {
+            if ( file_exists( $working_dir_local . $file ) ) {
+                $total_size += filesize( $working_dir_local . $file );
+            }
+        }
+
+        // If we don't have enough free space, it isn't worth trying again.
+        // Unlikely to be hit due to the check in unzip_file().
+        $available_space = function_exists( 'disk_free_space' ) ? @disk_free_space( ABSPATH ) : false;
+
+        if ( $available_space && $total_size >= $available_space ) {
+            $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) );
+        } else {
+            $result = _copy_dir( $from . $distro, $to, $skip );
+
+            if ( is_wp_error( $result ) ) {
+                $result = new WP_Error(
+                    $result->get_error_code() . '_retry',
+                    $result->get_error_message(),
+                    substr( $result->get_error_data(), strlen( $to ) )
+                );
+            }
+        }
+    }
+
+    // Custom content directory needs updating now.
+    // Copy languages.
+    if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) {
+        if ( WP_LANG_DIR !== ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) {
+            $lang_dir = WP_LANG_DIR;
+        } else {
+            $lang_dir = WP_CONTENT_DIR . '/languages';
+        }
+
+        // Check if the language directory exists first.
+        if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) {
+            // If it's within the ABSPATH we can handle it here, otherwise they're out of luck.
+            $wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR );
+            clearstatcache(); // For FTP, need to clear the stat cache.
+        }
+
+        if ( @is_dir( $lang_dir ) ) {
+            $wp_lang_dir = $wp_filesystem->find_folder( $lang_dir );
+
+            if ( $wp_lang_dir ) {
+                $result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir );
+
+                if ( is_wp_error( $result ) ) {
+                    $result = new WP_Error(
+                        $result->get_error_code() . '_languages',
+                        $result->get_error_message(),
+                        substr( $result->get_error_data(), strlen( $wp_lang_dir ) )
+                    );
+                }
+            }
+        }
+    }
+
+    /** This filter is documented in wp-admin/includes/update-core.php */
+    apply_filters( 'update_feedback', __( 'Disabling Maintenance mode&#8230;' ) );
+
+    // Remove maintenance file, we're done with potential site-breaking changes.
+    $wp_filesystem->delete( $maintenance_file );
+
+    // 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users,
+    // preventing installation of Twenty Twelve.
+    if ( '3.5' === $old_wp_version ) {
+        if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' )
+            && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' )
+        ) {
+            $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' );
+        }
+    }
+
+    /*
 	 * Copy new bundled plugins & themes.
 	 * This gives us the ability to install new plugins & themes bundled with
 	 * future versions of WordPress whilst avoiding the re-install upon upgrade issue.
 	 * $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated.
 	 */
-	if ( ! is_wp_error( $result )
-		&& ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED )
-	) {
-		foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
-			// If a $development_build or if $introduced version is greater than what the site was previously running.
-			if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) {
-				$directory = ( '/' === $file[ strlen( $file ) - 1 ] );
-
-				list( $type, $filename ) = explode( '/', $file, 2 );
-
-				// Check to see if the bundled items exist before attempting to copy them.
-				if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) {
-					continue;
-				}
-
-				if ( 'plugins' === $type ) {
-					$dest = $wp_filesystem->wp_plugins_dir();
-				} elseif ( 'themes' === $type ) {
-					// Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2.
-					$dest = trailingslashit( $wp_filesystem->wp_themes_dir() );
-				} else {
-					continue;
-				}
-
-				if ( ! $directory ) {
-					if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) {
-						continue;
-					}
-
-					if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) {
-						$result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename );
-					}
-				} else {
-					if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) {
-						continue;
-					}
-
-					$wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR );
-					$_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename );
-
-					// If a error occurs partway through this final step, keep the error flowing through, but keep process going.
-					if ( is_wp_error( $_result ) ) {
-						if ( ! is_wp_error( $result ) ) {
-							$result = new WP_Error;
-						}
-
-						$result->add(
-							$_result->get_error_code() . "_$type",
-							$_result->get_error_message(),
-							substr( $_result->get_error_data(), strlen( $dest ) )
-						);
-					}
-				}
-			}
-		} // End foreach.
-	}
-
-	// Handle $result error from the above blocks.
-	if ( is_wp_error( $result ) ) {
-		$wp_filesystem->delete( $from, true );
-
-		return $result;
-	}
-
-	// Remove old files.
-	foreach ( $_old_files as $old_file ) {
-		$old_file = $to . $old_file;
-
-		if ( ! $wp_filesystem->exists( $old_file ) ) {
-			continue;
-		}
-
-		// If the file isn't deleted, try writing an empty string to the file instead.
-		if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) {
-			$wp_filesystem->put_contents( $old_file, '' );
-		}
-	}
-
-	// Remove any Genericons example.html's from the filesystem.
-	_upgrade_422_remove_genericons();
-
-	// Deactivate the REST API plugin if its version is 2.0 Beta 4 or lower.
-	_upgrade_440_force_deactivate_incompatible_plugins();
-
-	// Deactivate the Gutenberg plugin if its version is 11.8 or lower.
-	_upgrade_590_force_deactivate_incompatible_plugins();
-
-	// Upgrade DB with separate request.
-	/** This filter is documented in wp-admin/includes/update-core.php */
-	apply_filters( 'update_feedback', __( 'Upgrading database&#8230;' ) );
-
-	$db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' );
-	wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) );
-
-	// Clear the cache to prevent an update_option() from saving a stale db_version to the cache.
-	wp_cache_flush();
-	// Not all cache back ends listen to 'flush'.
-	wp_cache_delete( 'alloptions', 'options' );
-
-	// Remove working directory.
-	$wp_filesystem->delete( $from, true );
-
-	// Force refresh of update information.
-	if ( function_exists( 'delete_site_transient' ) ) {
-		delete_site_transient( 'update_core' );
-	} else {
-		delete_option( 'update_core' );
-	}
-
-	/**
-	 * Fires after WordPress core has been successfully updated.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param string $wp_version The current WordPress version.
-	 */
-	do_action( '_core_updated_successfully', $wp_version );
-
-	// Clear the option that blocks auto-updates after failures, now that we've been successful.
-	if ( function_exists( 'delete_site_option' ) ) {
-		delete_site_option( 'auto_core_update_failed' );
-	}
-
-	return $wp_version;
+    if ( ! is_wp_error( $result )
+        && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED )
+    ) {
+        foreach ( (array) $_new_bundled_files as $file => $introduced_version ) {
+            // If a $development_build or if $introduced version is greater than what the site was previously running.
+            if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) {
+                $directory = ( '/' === $file[ strlen( $file ) - 1 ] );
+
+                list( $type, $filename ) = explode( '/', $file, 2 );
+
+                // Check to see if the bundled items exist before attempting to copy them.
+                if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) {
+                    continue;
+                }
+
+                if ( 'plugins' === $type ) {
+                    $dest = $wp_filesystem->wp_plugins_dir();
+                } elseif ( 'themes' === $type ) {
+                    // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2.
+                    $dest = trailingslashit( $wp_filesystem->wp_themes_dir() );
+                } else {
+                    continue;
+                }
+
+                if ( ! $directory ) {
+                    if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) {
+                        continue;
+                    }
+
+                    if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) {
+                        $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename );
+                    }
+                } else {
+                    if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) {
+                        continue;
+                    }
+
+                    $wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR );
+                    $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename );
+
+                    // If a error occurs partway through this final step, keep the error flowing through, but keep process going.
+                    if ( is_wp_error( $_result ) ) {
+                        if ( ! is_wp_error( $result ) ) {
+                            $result = new WP_Error;
+                        }
+
+                        $result->add(
+                            $_result->get_error_code() . "_$type",
+                            $_result->get_error_message(),
+                            substr( $_result->get_error_data(), strlen( $dest ) )
+                        );
+                    }
+                }
+            }
+        } // End foreach.
+    }
+
+    // Handle $result error from the above blocks.
+    if ( is_wp_error( $result ) ) {
+        $wp_filesystem->delete( $from, true );
+
+        return $result;
+    }
+
+    // Remove old files.
+    foreach ( $_old_files as $old_file ) {
+        $old_file = $to . $old_file;
+
+        if ( ! $wp_filesystem->exists( $old_file ) ) {
+            continue;
+        }
+
+        // If the file isn't deleted, try writing an empty string to the file instead.
+        if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) {
+            $wp_filesystem->put_contents( $old_file, '' );
+        }
+    }
+
+    // Remove any Genericons example.html's from the filesystem.
+    _upgrade_422_remove_genericons();
+
+    // Deactivate the REST API plugin if its version is 2.0 Beta 4 or lower.
+    _upgrade_440_force_deactivate_incompatible_plugins();
+
+    // Deactivate the Gutenberg plugin if its version is 11.8 or lower.
+    _upgrade_590_force_deactivate_incompatible_plugins();
+
+    // Upgrade DB with separate request.
+    /** This filter is documented in wp-admin/includes/update-core.php */
+    apply_filters( 'update_feedback', __( 'Upgrading database&#8230;' ) );
+
+    $db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' );
+    wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) );
+
+    // Clear the cache to prevent an update_option() from saving a stale db_version to the cache.
+    wp_cache_flush();
+    // Not all cache back ends listen to 'flush'.
+    wp_cache_delete( 'alloptions', 'options' );
+
+    // Remove working directory.
+    $wp_filesystem->delete( $from, true );
+
+    // Force refresh of update information.
+    if ( function_exists( 'delete_site_transient' ) ) {
+        delete_site_transient( 'update_core' );
+    } else {
+        delete_option( 'update_core' );
+    }
+
+    /**
+     * Fires after WordPress core has been successfully updated.
+     *
+     * @since 3.3.0
+     *
+     * @param string $wp_version The current WordPress version.
+     */
+    do_action( '_core_updated_successfully', $wp_version );
+
+    // Clear the option that blocks auto-updates after failures, now that we've been successful.
+    if ( function_exists( 'delete_site_option' ) ) {
+        delete_site_option( 'auto_core_update_failed' );
+    }
+
+    return $wp_version;
 }
 
 /**
@@ -1485,67 +1485,67 @@ 
  * @return true|WP_Error True on success, WP_Error on failure.
  */
 function _copy_dir( $from, $to, $skip_list = array() ) {
-	global $wp_filesystem;
+    global $wp_filesystem;
 
-	$dirlist = $wp_filesystem->dirlist( $from );
+    $dirlist = $wp_filesystem->dirlist( $from );
 
-	if ( false === $dirlist ) {
-		return new WP_Error( 'dirlist_failed__copy_dir', __( 'Directory listing failed.' ), basename( $to ) );
-	}
+    if ( false === $dirlist ) {
+        return new WP_Error( 'dirlist_failed__copy_dir', __( 'Directory listing failed.' ), basename( $to ) );
+    }
 
-	$from = trailingslashit( $from );
-	$to   = trailingslashit( $to );
+    $from = trailingslashit( $from );
+    $to   = trailingslashit( $to );
 
-	foreach ( (array) $dirlist as $filename => $fileinfo ) {
-		if ( in_array( $filename, $skip_list, true ) ) {
-			continue;
-		}
+    foreach ( (array) $dirlist as $filename => $fileinfo ) {
+        if ( in_array( $filename, $skip_list, true ) ) {
+            continue;
+        }
 
-		if ( 'f' === $fileinfo['type'] ) {
-			if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
-				// If copy failed, chmod file to 0644 and try again.
-				$wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE );
+        if ( 'f' === $fileinfo['type'] ) {
+            if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
+                // If copy failed, chmod file to 0644 and try again.
+                $wp_filesystem->chmod( $to . $filename, FS_CHMOD_FILE );
 
-				if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
-					return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename );
-				}
-			}
+                if ( ! $wp_filesystem->copy( $from . $filename, $to . $filename, true, FS_CHMOD_FILE ) ) {
+                    return new WP_Error( 'copy_failed__copy_dir', __( 'Could not copy file.' ), $to . $filename );
+                }
+            }
 
-			/*
+            /*
 			 * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
 			 * so don't run it when upgrading from older versions.
 			 */
-			if ( function_exists( 'wp_opcache_invalidate' ) ) {
-				wp_opcache_invalidate( $to . $filename );
-			}
-		} elseif ( 'd' === $fileinfo['type'] ) {
-			if ( ! $wp_filesystem->is_dir( $to . $filename ) ) {
-				if ( ! $wp_filesystem->mkdir( $to . $filename, FS_CHMOD_DIR ) ) {
-					return new WP_Error( 'mkdir_failed__copy_dir', __( 'Could not create directory.' ), $to . $filename );
-				}
-			}
-
-			/*
+            if ( function_exists( 'wp_opcache_invalidate' ) ) {
+                wp_opcache_invalidate( $to . $filename );
+            }
+        } elseif ( 'd' === $fileinfo['type'] ) {
+            if ( ! $wp_filesystem->is_dir( $to . $filename ) ) {
+                if ( ! $wp_filesystem->mkdir( $to . $filename, FS_CHMOD_DIR ) ) {
+                    return new WP_Error( 'mkdir_failed__copy_dir', __( 'Could not create directory.' ), $to . $filename );
+                }
+            }
+
+            /*
 			 * Generate the $sub_skip_list for the subdirectory as a sub-set
 			 * of the existing $skip_list.
 			 */
-			$sub_skip_list = array();
+            $sub_skip_list = array();
 
-			foreach ( $skip_list as $skip_item ) {
-				if ( 0 === strpos( $skip_item, $filename . '/' ) ) {
-					$sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item );
-				}
-			}
+            foreach ( $skip_list as $skip_item ) {
+                if ( 0 === strpos( $skip_item, $filename . '/' ) ) {
+                    $sub_skip_list[] = preg_replace( '!^' . preg_quote( $filename, '!' ) . '/!i', '', $skip_item );
+                }
+            }
 
-			$result = _copy_dir( $from . $filename, $to . $filename, $sub_skip_list );
+            $result = _copy_dir( $from . $filename, $to . $filename, $sub_skip_list );
 
-			if ( is_wp_error( $result ) ) {
-				return $result;
-			}
-		}
-	}
+            if ( is_wp_error( $result ) ) {
+                return $result;
+            }
+        }
+    }
 
-	return true;
+    return true;
 }
 
 /**
@@ -1562,54 +1562,54 @@ 
  * @param string $new_version
  */
 function _redirect_to_about_wordpress( $new_version ) {
-	global $wp_version, $pagenow, $action;
-
-	if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) {
-		return;
-	}
-
-	// Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts.
-	if ( 'update-core.php' !== $pagenow ) {
-		return;
-	}
-
-	if ( 'do-core-upgrade' !== $action && 'do-core-reinstall' !== $action ) {
-		return;
-	}
-
-	// Load the updated default text localization domain for new strings.
-	load_default_textdomain();
-
-	// See do_core_upgrade().
-	show_message( __( 'WordPress updated successfully.' ) );
-
-	// self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional.
-	show_message(
-		'<span class="hide-if-no-js">' . sprintf(
-			/* translators: 1: WordPress version, 2: URL to About screen. */
-			__( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ),
-			$new_version,
-			'about.php?updated'
-		) . '</span>'
-	);
-	show_message(
-		'<span class="hide-if-js">' . sprintf(
-			/* translators: 1: WordPress version, 2: URL to About screen. */
-			__( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ),
-			$new_version,
-			'about.php?updated'
-		) . '</span>'
-	);
-	echo '</div>';
-	?>
+    global $wp_version, $pagenow, $action;
+
+    if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) {
+        return;
+    }
+
+    // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts.
+    if ( 'update-core.php' !== $pagenow ) {
+        return;
+    }
+
+    if ( 'do-core-upgrade' !== $action && 'do-core-reinstall' !== $action ) {
+        return;
+    }
+
+    // Load the updated default text localization domain for new strings.
+    load_default_textdomain();
+
+    // See do_core_upgrade().
+    show_message( __( 'WordPress updated successfully.' ) );
+
+    // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional.
+    show_message(
+        '<span class="hide-if-no-js">' . sprintf(
+            /* translators: 1: WordPress version, 2: URL to About screen. */
+            __( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ),
+            $new_version,
+            'about.php?updated'
+        ) . '</span>'
+    );
+    show_message(
+        '<span class="hide-if-js">' . sprintf(
+            /* translators: 1: WordPress version, 2: URL to About screen. */
+            __( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ),
+            $new_version,
+            'about.php?updated'
+        ) . '</span>'
+    );
+    echo '</div>';
+    ?>
 <script type="text/javascript">
 window.location = 'about.php?updated';
 </script>
 	<?php
 
-	// Include admin-footer.php and exit.
-	require_once ABSPATH . 'wp-admin/admin-footer.php';
-	exit;
+    // Include admin-footer.php and exit.
+    require_once ABSPATH . 'wp-admin/admin-footer.php';
+    exit;
 }
 
 /**
@@ -1621,39 +1621,39 @@ 
  * @global WP_Filesystem_Base $wp_filesystem
  */
 function _upgrade_422_remove_genericons() {
-	global $wp_theme_directories, $wp_filesystem;
+    global $wp_theme_directories, $wp_filesystem;
 
-	// A list of the affected files using the filesystem absolute paths.
-	$affected_files = array();
+    // A list of the affected files using the filesystem absolute paths.
+    $affected_files = array();
 
-	// Themes.
-	foreach ( $wp_theme_directories as $directory ) {
-		$affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory );
-		$affected_files       = array_merge( $affected_files, $affected_theme_files );
-	}
+    // Themes.
+    foreach ( $wp_theme_directories as $directory ) {
+        $affected_theme_files = _upgrade_422_find_genericons_files_in_folder( $directory );
+        $affected_files       = array_merge( $affected_files, $affected_theme_files );
+    }
 
-	// Plugins.
-	$affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR );
-	$affected_files        = array_merge( $affected_files, $affected_plugin_files );
+    // Plugins.
+    $affected_plugin_files = _upgrade_422_find_genericons_files_in_folder( WP_PLUGIN_DIR );
+    $affected_files        = array_merge( $affected_files, $affected_plugin_files );
 
-	foreach ( $affected_files as $file ) {
-		$gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) );
+    foreach ( $affected_files as $file ) {
+        $gen_dir = $wp_filesystem->find_folder( trailingslashit( dirname( $file ) ) );
 
-		if ( empty( $gen_dir ) ) {
-			continue;
-		}
+        if ( empty( $gen_dir ) ) {
+            continue;
+        }
 
-		// The path when the file is accessed via WP_Filesystem may differ in the case of FTP.
-		$remote_file = $gen_dir . basename( $file );
+        // The path when the file is accessed via WP_Filesystem may differ in the case of FTP.
+        $remote_file = $gen_dir . basename( $file );
 
-		if ( ! $wp_filesystem->exists( $remote_file ) ) {
-			continue;
-		}
+        if ( ! $wp_filesystem->exists( $remote_file ) ) {
+            continue;
+        }
 
-		if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) {
-			$wp_filesystem->put_contents( $remote_file, '' );
-		}
-	}
+        if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) {
+            $wp_filesystem->put_contents( $remote_file, '' );
+        }
+    }
 }
 
 /**
@@ -1666,31 +1666,31 @@ 
  * @return array
  */
 function _upgrade_422_find_genericons_files_in_folder( $directory ) {
-	$directory = trailingslashit( $directory );
-	$files     = array();
-
-	if ( file_exists( "{$directory}example.html" )
-		&& false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' )
-	) {
-		$files[] = "{$directory}example.html";
-	}
-
-	$dirs = glob( $directory . '*', GLOB_ONLYDIR );
-	$dirs = array_filter(
-		$dirs,
-		static function( $dir ) {
-			// Skip any node_modules directories.
-			return false === strpos( $dir, 'node_modules' );
-		}
-	);
-
-	if ( $dirs ) {
-		foreach ( $dirs as $dir ) {
-			$files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) );
-		}
-	}
-
-	return $files;
+    $directory = trailingslashit( $directory );
+    $files     = array();
+
+    if ( file_exists( "{$directory}example.html" )
+        && false !== strpos( file_get_contents( "{$directory}example.html" ), '<title>Genericons</title>' )
+    ) {
+        $files[] = "{$directory}example.html";
+    }
+
+    $dirs = glob( $directory . '*', GLOB_ONLYDIR );
+    $dirs = array_filter(
+        $dirs,
+        static function( $dir ) {
+            // Skip any node_modules directories.
+            return false === strpos( $dir, 'node_modules' );
+        }
+    );
+
+    if ( $dirs ) {
+        foreach ( $dirs as $dir ) {
+            $files = array_merge( $files, _upgrade_422_find_genericons_files_in_folder( $dir ) );
+        }
+    }
+
+    return $files;
 }
 
 /**
@@ -1698,9 +1698,9 @@ 
  * @since 4.4.0
  */
 function _upgrade_440_force_deactivate_incompatible_plugins() {
-	if ( defined( 'REST_API_VERSION' ) && version_compare( REST_API_VERSION, '2.0-beta4', '<=' ) ) {
-		deactivate_plugins( array( 'rest-api/plugin.php' ), true );
-	}
+    if ( defined( 'REST_API_VERSION' ) && version_compare( REST_API_VERSION, '2.0-beta4', '<=' ) ) {
+        deactivate_plugins( array( 'rest-api/plugin.php' ), true );
+    }
 }
 
 /**
@@ -1709,21 +1709,21 @@ 
  * @since 5.9.0
  */
 function _upgrade_590_force_deactivate_incompatible_plugins() {
-	if ( defined( 'GUTENBERG_VERSION' ) && version_compare( GUTENBERG_VERSION, '11.9', '<' ) ) {
-		$deactivated_gutenberg['gutenberg'] = array(
-			'plugin_name'         => 'Gutenberg',
-			'version_deactivated' => GUTENBERG_VERSION,
-			'version_compatible'  => '11.9',
-		);
-		if ( is_plugin_active_for_network( 'gutenberg/gutenberg.php' ) ) {
-			$deactivated_plugins = get_site_option( 'wp_force_deactivated_plugins', array() );
-			$deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
-			update_site_option( 'wp_force_deactivated_plugins', $deactivated_plugins );
-		} else {
-			$deactivated_plugins = get_option( 'wp_force_deactivated_plugins', array() );
-			$deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
-			update_option( 'wp_force_deactivated_plugins', $deactivated_plugins );
-		}
-		deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
-	}
+    if ( defined( 'GUTENBERG_VERSION' ) && version_compare( GUTENBERG_VERSION, '11.9', '<' ) ) {
+        $deactivated_gutenberg['gutenberg'] = array(
+            'plugin_name'         => 'Gutenberg',
+            'version_deactivated' => GUTENBERG_VERSION,
+            'version_compatible'  => '11.9',
+        );
+        if ( is_plugin_active_for_network( 'gutenberg/gutenberg.php' ) ) {
+            $deactivated_plugins = get_site_option( 'wp_force_deactivated_plugins', array() );
+            $deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
+            update_site_option( 'wp_force_deactivated_plugins', $deactivated_plugins );
+        } else {
+            $deactivated_plugins = get_option( 'wp_force_deactivated_plugins', array() );
+            $deactivated_plugins = array_merge( $deactivated_plugins, $deactivated_gutenberg );
+            update_option( 'wp_force_deactivated_plugins', $deactivated_plugins );
+        }
+        deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
+    }
 }

brighty/wp-admin/includes/class-wp-community-events.php

Indentation +472 added lines, -472 removed lines

@@ -15,127 +15,127 @@ 
  * @since 4.8.0
  */
 class WP_Community_Events {
-	/**
-	 * ID for a WordPress user account.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @var int
-	 */
-	protected $user_id = 0;
-
-	/**
-	 * Stores location data for the user.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @var false|array
-	 */
-	protected $user_location = false;
-
-	/**
-	 * Constructor for WP_Community_Events.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param int        $user_id       WP user ID.
-	 * @param false|array $user_location {
-	 *     Stored location data for the user. false to pass no location.
-	 *
-	 *     @type string $description The name of the location
-	 *     @type string $latitude    The latitude in decimal degrees notation, without the degree
-	 *                               symbol. e.g.: 47.615200.
-	 *     @type string $longitude   The longitude in decimal degrees notation, without the degree
-	 *                               symbol. e.g.: -122.341100.
-	 *     @type string $country     The ISO 3166-1 alpha-2 country code. e.g.: BR
-	 * }
-	 */
-	public function __construct( $user_id, $user_location = false ) {
-		$this->user_id       = absint( $user_id );
-		$this->user_location = $user_location;
-	}
-
-	/**
-	 * Gets data about events near a particular location.
-	 *
-	 * Cached events will be immediately returned if the `user_location` property
-	 * is set for the current user, and cached events exist for that location.
-	 *
-	 * Otherwise, this method sends a request to the w.org Events API with location
-	 * data. The API will send back a recognized location based on the data, along
-	 * with nearby events.
-	 *
-	 * The browser's request for events is proxied with this method, rather
-	 * than having the browser make the request directly to api.wordpress.org,
-	 * because it allows results to be cached server-side and shared with other
-	 * users and sites in the network. This makes the process more efficient,
-	 * since increasing the number of visits that get cached data means users
-	 * don't have to wait as often; if the user's browser made the request
-	 * directly, it would also need to make a second request to WP in order to
-	 * pass the data for caching. Having WP make the request also introduces
-	 * the opportunity to anonymize the IP before sending it to w.org, which
-	 * mitigates possible privacy concerns.
-	 *
-	 * @since 4.8.0
-	 * @since 5.5.2 Response no longer contains formatted date field. They're added
-	 *              in `wp.communityEvents.populateDynamicEventFields()` now.
-	 *
-	 * @param string $location_search Optional. City name to help determine the location.
-	 *                                e.g., "Seattle". Default empty string.
-	 * @param string $timezone        Optional. Timezone to help determine the location.
-	 *                                Default empty string.
-	 * @return array|WP_Error A WP_Error on failure; an array with location and events on
-	 *                        success.
-	 */
-	public function get_events( $location_search = '', $timezone = '' ) {
-		$cached_events = $this->get_cached_events();
-
-		if ( ! $location_search && $cached_events ) {
-			return $cached_events;
-		}
-
-		// Include an unmodified $wp_version.
-		require ABSPATH . WPINC . '/version.php';
-
-		$api_url                    = 'http://api.wordpress.org/events/1.0/';
-		$request_args               = $this->get_request_args( $location_search, $timezone );
-		$request_args['user-agent'] = 'WordPress/' . $wp_version . '; ' . home_url( '/' );
-
-		if ( wp_http_supports( array( 'ssl' ) ) ) {
-			$api_url = set_url_scheme( $api_url, 'https' );
-		}
-
-		$response       = wp_remote_get( $api_url, $request_args );
-		$response_code  = wp_remote_retrieve_response_code( $response );
-		$response_body  = json_decode( wp_remote_retrieve_body( $response ), true );
-		$response_error = null;
-
-		if ( is_wp_error( $response ) ) {
-			$response_error = $response;
-		} elseif ( 200 !== $response_code ) {
-			$response_error = new WP_Error(
-				'api-error',
-				/* translators: %d: Numeric HTTP status code, e.g. 400, 403, 500, 504, etc. */
-				sprintf( __( 'Invalid API response code (%d).' ), $response_code )
-			);
-		} elseif ( ! isset( $response_body['location'], $response_body['events'] ) ) {
-			$response_error = new WP_Error(
-				'api-invalid-response',
-				isset( $response_body['error'] ) ? $response_body['error'] : __( 'Unknown API error.' )
-			);
-		}
-
-		if ( is_wp_error( $response_error ) ) {
-			return $response_error;
-		} else {
-			$expiration = false;
-
-			if ( isset( $response_body['ttl'] ) ) {
-				$expiration = $response_body['ttl'];
-				unset( $response_body['ttl'] );
-			}
-
-			/*
+    /**
+     * ID for a WordPress user account.
+     *
+     * @since 4.8.0
+     *
+     * @var int
+     */
+    protected $user_id = 0;
+
+    /**
+     * Stores location data for the user.
+     *
+     * @since 4.8.0
+     *
+     * @var false|array
+     */
+    protected $user_location = false;
+
+    /**
+     * Constructor for WP_Community_Events.
+     *
+     * @since 4.8.0
+     *
+     * @param int        $user_id       WP user ID.
+     * @param false|array $user_location {
+     *     Stored location data for the user. false to pass no location.
+     *
+     *     @type string $description The name of the location
+     *     @type string $latitude    The latitude in decimal degrees notation, without the degree
+     *                               symbol. e.g.: 47.615200.
+     *     @type string $longitude   The longitude in decimal degrees notation, without the degree
+     *                               symbol. e.g.: -122.341100.
+     *     @type string $country     The ISO 3166-1 alpha-2 country code. e.g.: BR
+     * }
+     */
+    public function __construct( $user_id, $user_location = false ) {
+        $this->user_id       = absint( $user_id );
+        $this->user_location = $user_location;
+    }
+
+    /**
+     * Gets data about events near a particular location.
+     *
+     * Cached events will be immediately returned if the `user_location` property
+     * is set for the current user, and cached events exist for that location.
+     *
+     * Otherwise, this method sends a request to the w.org Events API with location
+     * data. The API will send back a recognized location based on the data, along
+     * with nearby events.
+     *
+     * The browser's request for events is proxied with this method, rather
+     * than having the browser make the request directly to api.wordpress.org,
+     * because it allows results to be cached server-side and shared with other
+     * users and sites in the network. This makes the process more efficient,
+     * since increasing the number of visits that get cached data means users
+     * don't have to wait as often; if the user's browser made the request
+     * directly, it would also need to make a second request to WP in order to
+     * pass the data for caching. Having WP make the request also introduces
+     * the opportunity to anonymize the IP before sending it to w.org, which
+     * mitigates possible privacy concerns.
+     *
+     * @since 4.8.0
+     * @since 5.5.2 Response no longer contains formatted date field. They're added
+     *              in `wp.communityEvents.populateDynamicEventFields()` now.
+     *
+     * @param string $location_search Optional. City name to help determine the location.
+     *                                e.g., "Seattle". Default empty string.
+     * @param string $timezone        Optional. Timezone to help determine the location.
+     *                                Default empty string.
+     * @return array|WP_Error A WP_Error on failure; an array with location and events on
+     *                        success.
+     */
+    public function get_events( $location_search = '', $timezone = '' ) {
+        $cached_events = $this->get_cached_events();
+
+        if ( ! $location_search && $cached_events ) {
+            return $cached_events;
+        }
+
+        // Include an unmodified $wp_version.
+        require ABSPATH . WPINC . '/version.php';
+
+        $api_url                    = 'http://api.wordpress.org/events/1.0/';
+        $request_args               = $this->get_request_args( $location_search, $timezone );
+        $request_args['user-agent'] = 'WordPress/' . $wp_version . '; ' . home_url( '/' );
+
+        if ( wp_http_supports( array( 'ssl' ) ) ) {
+            $api_url = set_url_scheme( $api_url, 'https' );
+        }
+
+        $response       = wp_remote_get( $api_url, $request_args );
+        $response_code  = wp_remote_retrieve_response_code( $response );
+        $response_body  = json_decode( wp_remote_retrieve_body( $response ), true );
+        $response_error = null;
+
+        if ( is_wp_error( $response ) ) {
+            $response_error = $response;
+        } elseif ( 200 !== $response_code ) {
+            $response_error = new WP_Error(
+                'api-error',
+                /* translators: %d: Numeric HTTP status code, e.g. 400, 403, 500, 504, etc. */
+                sprintf( __( 'Invalid API response code (%d).' ), $response_code )
+            );
+        } elseif ( ! isset( $response_body['location'], $response_body['events'] ) ) {
+            $response_error = new WP_Error(
+                'api-invalid-response',
+                isset( $response_body['error'] ) ? $response_body['error'] : __( 'Unknown API error.' )
+            );
+        }
+
+        if ( is_wp_error( $response_error ) ) {
+            return $response_error;
+        } else {
+            $expiration = false;
+
+            if ( isset( $response_body['ttl'] ) ) {
+                $expiration = $response_body['ttl'];
+                unset( $response_body['ttl'] );
+            }
+
+            /*
 			 * The IP in the response is usually the same as the one that was sent
 			 * in the request, but in some cases it is different. In those cases,
 			 * it's important to reset it back to the IP from the request.
@@ -147,379 +147,379 @@ 
 			 * would be generated based on the public IP when saving the cache, but generated
 			 * based on the private IP when retrieving the cache.
 			 */
-			if ( ! empty( $response_body['location']['ip'] ) ) {
-				$response_body['location']['ip'] = $request_args['body']['ip'];
-			}
+            if ( ! empty( $response_body['location']['ip'] ) ) {
+                $response_body['location']['ip'] = $request_args['body']['ip'];
+            }
 
-			/*
+            /*
 			 * The API doesn't return a description for latitude/longitude requests,
 			 * but the description is already saved in the user location, so that
 			 * one can be used instead.
 			 */
-			if ( $this->coordinates_match( $request_args['body'], $response_body['location'] ) && empty( $response_body['location']['description'] ) ) {
-				$response_body['location']['description'] = $this->user_location['description'];
-			}
+            if ( $this->coordinates_match( $request_args['body'], $response_body['location'] ) && empty( $response_body['location']['description'] ) ) {
+                $response_body['location']['description'] = $this->user_location['description'];
+            }
 
-			/*
+            /*
 			 * Store the raw response, because events will expire before the cache does.
 			 * The response will need to be processed every page load.
 			 */
-			$this->cache_events( $response_body, $expiration );
-
-			$response_body['events'] = $this->trim_events( $response_body['events'] );
-
-			return $response_body;
-		}
-	}
-
-	/**
-	 * Builds an array of args to use in an HTTP request to the w.org Events API.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param string $search   Optional. City search string. Default empty string.
-	 * @param string $timezone Optional. Timezone string. Default empty string.
-	 * @return array The request args.
-	 */
-	protected function get_request_args( $search = '', $timezone = '' ) {
-		$args = array(
-			'number' => 5, // Get more than three in case some get trimmed out.
-			'ip'     => self::get_unsafe_client_ip(),
-		);
-
-		/*
+            $this->cache_events( $response_body, $expiration );
+
+            $response_body['events'] = $this->trim_events( $response_body['events'] );
+
+            return $response_body;
+        }
+    }
+
+    /**
+     * Builds an array of args to use in an HTTP request to the w.org Events API.
+     *
+     * @since 4.8.0
+     *
+     * @param string $search   Optional. City search string. Default empty string.
+     * @param string $timezone Optional. Timezone string. Default empty string.
+     * @return array The request args.
+     */
+    protected function get_request_args( $search = '', $timezone = '' ) {
+        $args = array(
+            'number' => 5, // Get more than three in case some get trimmed out.
+            'ip'     => self::get_unsafe_client_ip(),
+        );
+
+        /*
 		 * Include the minimal set of necessary arguments, in order to increase the
 		 * chances of a cache-hit on the API side.
 		 */
-		if ( empty( $search ) && isset( $this->user_location['latitude'], $this->user_location['longitude'] ) ) {
-			$args['latitude']  = $this->user_location['latitude'];
-			$args['longitude'] = $this->user_location['longitude'];
-		} else {
-			$args['locale'] = get_user_locale( $this->user_id );
-
-			if ( $timezone ) {
-				$args['timezone'] = $timezone;
-			}
-
-			if ( $search ) {
-				$args['location'] = $search;
-			}
-		}
-
-		// Wrap the args in an array compatible with the second parameter of `wp_remote_get()`.
-		return array(
-			'body' => $args,
-		);
-	}
-
-	/**
-	 * Determines the user's actual IP address and attempts to partially
-	 * anonymize an IP address by converting it to a network ID.
-	 *
-	 * Geolocating the network ID usually returns a similar location as the
-	 * actual IP, but provides some privacy for the user.
-	 *
-	 * $_SERVER['REMOTE_ADDR'] cannot be used in all cases, such as when the user
-	 * is making their request through a proxy, or when the web server is behind
-	 * a proxy. In those cases, $_SERVER['REMOTE_ADDR'] is set to the proxy address rather
-	 * than the user's actual address.
-	 *
-	 * Modified from https://stackoverflow.com/a/2031935/450127, MIT license.
-	 * Modified from https://github.com/geertw/php-ip-anonymizer, MIT license.
-	 *
-	 * SECURITY WARNING: This function is _NOT_ intended to be used in
-	 * circumstances where the authenticity of the IP address matters. This does
-	 * _NOT_ guarantee that the returned address is valid or accurate, and it can
-	 * be easily spoofed.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @return string|false The anonymized address on success; the given address
-	 *                      or false on failure.
-	 */
-	public static function get_unsafe_client_ip() {
-		$client_ip = false;
-
-		// In order of preference, with the best ones for this purpose first.
-		$address_headers = array(
-			'HTTP_CLIENT_IP',
-			'HTTP_X_FORWARDED_FOR',
-			'HTTP_X_FORWARDED',
-			'HTTP_X_CLUSTER_CLIENT_IP',
-			'HTTP_FORWARDED_FOR',
-			'HTTP_FORWARDED',
-			'REMOTE_ADDR',
-		);
-
-		foreach ( $address_headers as $header ) {
-			if ( array_key_exists( $header, $_SERVER ) ) {
-				/*
+        if ( empty( $search ) && isset( $this->user_location['latitude'], $this->user_location['longitude'] ) ) {
+            $args['latitude']  = $this->user_location['latitude'];
+            $args['longitude'] = $this->user_location['longitude'];
+        } else {
+            $args['locale'] = get_user_locale( $this->user_id );
+
+            if ( $timezone ) {
+                $args['timezone'] = $timezone;
+            }
+
+            if ( $search ) {
+                $args['location'] = $search;
+            }
+        }
+
+        // Wrap the args in an array compatible with the second parameter of `wp_remote_get()`.
+        return array(
+            'body' => $args,
+        );
+    }
+
+    /**
+     * Determines the user's actual IP address and attempts to partially
+     * anonymize an IP address by converting it to a network ID.
+     *
+     * Geolocating the network ID usually returns a similar location as the
+     * actual IP, but provides some privacy for the user.
+     *
+     * $_SERVER['REMOTE_ADDR'] cannot be used in all cases, such as when the user
+     * is making their request through a proxy, or when the web server is behind
+     * a proxy. In those cases, $_SERVER['REMOTE_ADDR'] is set to the proxy address rather
+     * than the user's actual address.
+     *
+     * Modified from https://stackoverflow.com/a/2031935/450127, MIT license.
+     * Modified from https://github.com/geertw/php-ip-anonymizer, MIT license.
+     *
+     * SECURITY WARNING: This function is _NOT_ intended to be used in
+     * circumstances where the authenticity of the IP address matters. This does
+     * _NOT_ guarantee that the returned address is valid or accurate, and it can
+     * be easily spoofed.
+     *
+     * @since 4.8.0
+     *
+     * @return string|false The anonymized address on success; the given address
+     *                      or false on failure.
+     */
+    public static function get_unsafe_client_ip() {
+        $client_ip = false;
+
+        // In order of preference, with the best ones for this purpose first.
+        $address_headers = array(
+            'HTTP_CLIENT_IP',
+            'HTTP_X_FORWARDED_FOR',
+            'HTTP_X_FORWARDED',
+            'HTTP_X_CLUSTER_CLIENT_IP',
+            'HTTP_FORWARDED_FOR',
+            'HTTP_FORWARDED',
+            'REMOTE_ADDR',
+        );
+
+        foreach ( $address_headers as $header ) {
+            if ( array_key_exists( $header, $_SERVER ) ) {
+                /*
 				 * HTTP_X_FORWARDED_FOR can contain a chain of comma-separated
 				 * addresses. The first one is the original client. It can't be
 				 * trusted for authenticity, but we don't need to for this purpose.
 				 */
-				$address_chain = explode( ',', $_SERVER[ $header ] );
-				$client_ip     = trim( $address_chain[0] );
-
-				break;
-			}
-		}
-
-		if ( ! $client_ip ) {
-			return false;
-		}
-
-		$anon_ip = wp_privacy_anonymize_ip( $client_ip, true );
-
-		if ( '0.0.0.0' === $anon_ip || '::' === $anon_ip ) {
-			return false;
-		}
-
-		return $anon_ip;
-	}
-
-	/**
-	 * Test if two pairs of latitude/longitude coordinates match each other.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param array $a The first pair, with indexes 'latitude' and 'longitude'.
-	 * @param array $b The second pair, with indexes 'latitude' and 'longitude'.
-	 * @return bool True if they match, false if they don't.
-	 */
-	protected function coordinates_match( $a, $b ) {
-		if ( ! isset( $a['latitude'], $a['longitude'], $b['latitude'], $b['longitude'] ) ) {
-			return false;
-		}
-
-		return $a['latitude'] === $b['latitude'] && $a['longitude'] === $b['longitude'];
-	}
-
-	/**
-	 * Generates a transient key based on user location.
-	 *
-	 * This could be reduced to a one-liner in the calling functions, but it's
-	 * intentionally a separate function because it's called from multiple
-	 * functions, and having it abstracted keeps the logic consistent and DRY,
-	 * which is less prone to errors.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param array $location Should contain 'latitude' and 'longitude' indexes.
-	 * @return string|false Transient key on success, false on failure.
-	 */
-	protected function get_events_transient_key( $location ) {
-		$key = false;
-
-		if ( isset( $location['ip'] ) ) {
-			$key = 'community-events-' . md5( $location['ip'] );
-		} elseif ( isset( $location['latitude'], $location['longitude'] ) ) {
-			$key = 'community-events-' . md5( $location['latitude'] . $location['longitude'] );
-		}
-
-		return $key;
-	}
-
-	/**
-	 * Caches an array of events data from the Events API.
-	 *
-	 * @since 4.8.0
-	 *
-	 * @param array     $events     Response body from the API request.
-	 * @param int|false $expiration Optional. Amount of time to cache the events. Defaults to false.
-	 * @return bool true if events were cached; false if not.
-	 */
-	protected function cache_events( $events, $expiration = false ) {
-		$set              = false;
-		$transient_key    = $this->get_events_transient_key( $events['location'] );
-		$cache_expiration = $expiration ? absint( $expiration ) : HOUR_IN_SECONDS * 12;
-
-		if ( $transient_key ) {
-			$set = set_site_transient( $transient_key, $events, $cache_expiration );
-		}
-
-		return $set;
-	}
-
-	/**
-	 * Gets cached events.
-	 *
-	 * @since 4.8.0
-	 * @since 5.5.2 Response no longer contains formatted date field. They're added
-	 *              in `wp.communityEvents.populateDynamicEventFields()` now.
-	 *
-	 * @return array|false An array containing `location` and `events` items
-	 *                     on success, false on failure.
-	 */
-	public function get_cached_events() {
-		$cached_response = get_site_transient( $this->get_events_transient_key( $this->user_location ) );
-
-		if ( isset( $cached_response['events'] ) ) {
-			$cached_response['events'] = $this->trim_events( $cached_response['events'] );
-		}
-
-		return $cached_response;
-	}
-
-	/**
-	 * Adds formatted date and time items for each event in an API response.
-	 *
-	 * This has to be called after the data is pulled from the cache, because
-	 * the cached events are shared by all users. If it was called before storing
-	 * the cache, then all users would see the events in the localized data/time
-	 * of the user who triggered the cache refresh, rather than their own.
-	 *
-	 * @since 4.8.0
-	 * @deprecated 5.6.0 No longer used in core.
-	 *
-	 * @param array $response_body The response which contains the events.
-	 * @return array The response with dates and times formatted.
-	 */
-	protected function format_event_data_time( $response_body ) {
-		_deprecated_function(
-			__METHOD__,
-			'5.5.2',
-			'This is no longer used by core, and only kept for backward compatibility.'
-		);
-
-		if ( isset( $response_body['events'] ) ) {
-			foreach ( $response_body['events'] as $key => $event ) {
-				$timestamp = strtotime( $event['date'] );
-
-				/*
+                $address_chain = explode( ',', $_SERVER[ $header ] );
+                $client_ip     = trim( $address_chain[0] );
+
+                break;
+            }
+        }
+
+        if ( ! $client_ip ) {
+            return false;
+        }
+
+        $anon_ip = wp_privacy_anonymize_ip( $client_ip, true );
+
+        if ( '0.0.0.0' === $anon_ip || '::' === $anon_ip ) {
+            return false;
+        }
+
+        return $anon_ip;
+    }
+
+    /**
+     * Test if two pairs of latitude/longitude coordinates match each other.
+     *
+     * @since 4.8.0
+     *
+     * @param array $a The first pair, with indexes 'latitude' and 'longitude'.
+     * @param array $b The second pair, with indexes 'latitude' and 'longitude'.
+     * @return bool True if they match, false if they don't.
+     */
+    protected function coordinates_match( $a, $b ) {
+        if ( ! isset( $a['latitude'], $a['longitude'], $b['latitude'], $b['longitude'] ) ) {
+            return false;
+        }
+
+        return $a['latitude'] === $b['latitude'] && $a['longitude'] === $b['longitude'];
+    }
+
+    /**
+     * Generates a transient key based on user location.
+     *
+     * This could be reduced to a one-liner in the calling functions, but it's
+     * intentionally a separate function because it's called from multiple
+     * functions, and having it abstracted keeps the logic consistent and DRY,
+     * which is less prone to errors.
+     *
+     * @since 4.8.0
+     *
+     * @param array $location Should contain 'latitude' and 'longitude' indexes.
+     * @return string|false Transient key on success, false on failure.
+     */
+    protected function get_events_transient_key( $location ) {
+        $key = false;
+
+        if ( isset( $location['ip'] ) ) {
+            $key = 'community-events-' . md5( $location['ip'] );
+        } elseif ( isset( $location['latitude'], $location['longitude'] ) ) {
+            $key = 'community-events-' . md5( $location['latitude'] . $location['longitude'] );
+        }
+
+        return $key;
+    }
+
+    /**
+     * Caches an array of events data from the Events API.
+     *
+     * @since 4.8.0
+     *
+     * @param array     $events     Response body from the API request.
+     * @param int|false $expiration Optional. Amount of time to cache the events. Defaults to false.
+     * @return bool true if events were cached; false if not.
+     */
+    protected function cache_events( $events, $expiration = false ) {
+        $set              = false;
+        $transient_key    = $this->get_events_transient_key( $events['location'] );
+        $cache_expiration = $expiration ? absint( $expiration ) : HOUR_IN_SECONDS * 12;
+
+        if ( $transient_key ) {
+            $set = set_site_transient( $transient_key, $events, $cache_expiration );
+        }
+
+        return $set;
+    }
+
+    /**
+     * Gets cached events.
+     *
+     * @since 4.8.0
+     * @since 5.5.2 Response no longer contains formatted date field. They're added
+     *              in `wp.communityEvents.populateDynamicEventFields()` now.
+     *
+     * @return array|false An array containing `location` and `events` items
+     *                     on success, false on failure.
+     */
+    public function get_cached_events() {
+        $cached_response = get_site_transient( $this->get_events_transient_key( $this->user_location ) );
+
+        if ( isset( $cached_response['events'] ) ) {
+            $cached_response['events'] = $this->trim_events( $cached_response['events'] );
+        }
+
+        return $cached_response;
+    }
+
+    /**
+     * Adds formatted date and time items for each event in an API response.
+     *
+     * This has to be called after the data is pulled from the cache, because
+     * the cached events are shared by all users. If it was called before storing
+     * the cache, then all users would see the events in the localized data/time
+     * of the user who triggered the cache refresh, rather than their own.
+     *
+     * @since 4.8.0
+     * @deprecated 5.6.0 No longer used in core.
+     *
+     * @param array $response_body The response which contains the events.
+     * @return array The response with dates and times formatted.
+     */
+    protected function format_event_data_time( $response_body ) {
+        _deprecated_function(
+            __METHOD__,
+            '5.5.2',
+            'This is no longer used by core, and only kept for backward compatibility.'
+        );
+
+        if ( isset( $response_body['events'] ) ) {
+            foreach ( $response_body['events'] as $key => $event ) {
+                $timestamp = strtotime( $event['date'] );
+
+                /*
 				 * The `date_format` option is not used because it's important
 				 * in this context to keep the day of the week in the formatted date,
 				 * so that users can tell at a glance if the event is on a day they
 				 * are available, without having to open the link.
 				 */
-				/* translators: Date format for upcoming events on the dashboard. Include the day of the week. See https://www.php.net/manual/datetime.format.php */
-				$formatted_date = date_i18n( __( 'l, M j, Y' ), $timestamp );
-				$formatted_time = date_i18n( get_option( 'time_format' ), $timestamp );
-
-				if ( isset( $event['end_date'] ) ) {
-					$end_timestamp      = strtotime( $event['end_date'] );
-					$formatted_end_date = date_i18n( __( 'l, M j, Y' ), $end_timestamp );
-
-					if ( 'meetup' !== $event['type'] && $formatted_end_date !== $formatted_date ) {
-						/* translators: Upcoming events month format. See https://www.php.net/manual/datetime.format.php */
-						$start_month = date_i18n( _x( 'F', 'upcoming events month format' ), $timestamp );
-						$end_month   = date_i18n( _x( 'F', 'upcoming events month format' ), $end_timestamp );
-
-						if ( $start_month === $end_month ) {
-							$formatted_date = sprintf(
-								/* translators: Date string for upcoming events. 1: Month, 2: Starting day, 3: Ending day, 4: Year. */
-								__( '%1$s %2$d–%3$d, %4$d' ),
-								$start_month,
-								/* translators: Upcoming events day format. See https://www.php.net/manual/datetime.format.php */
-								date_i18n( _x( 'j', 'upcoming events day format' ), $timestamp ),
-								date_i18n( _x( 'j', 'upcoming events day format' ), $end_timestamp ),
-								/* translators: Upcoming events year format. See https://www.php.net/manual/datetime.format.php */
-								date_i18n( _x( 'Y', 'upcoming events year format' ), $timestamp )
-							);
-						} else {
-							$formatted_date = sprintf(
-								/* translators: Date string for upcoming events. 1: Starting month, 2: Starting day, 3: Ending month, 4: Ending day, 5: Year. */
-								__( '%1$s %2$d – %3$s %4$d, %5$d' ),
-								$start_month,
-								date_i18n( _x( 'j', 'upcoming events day format' ), $timestamp ),
-								$end_month,
-								date_i18n( _x( 'j', 'upcoming events day format' ), $end_timestamp ),
-								date_i18n( _x( 'Y', 'upcoming events year format' ), $timestamp )
-							);
-						}
-
-						$formatted_date = wp_maybe_decline_date( $formatted_date, 'F j, Y' );
-					}
-				}
-
-				$response_body['events'][ $key ]['formatted_date'] = $formatted_date;
-				$response_body['events'][ $key ]['formatted_time'] = $formatted_time;
-			}
-		}
-
-		return $response_body;
-	}
-
-	/**
-	 * Prepares the event list for presentation.
-	 *
-	 * Discards expired events, and makes WordCamps "sticky." Attendees need more
-	 * advanced notice about WordCamps than they do for meetups, so camps should
-	 * appear in the list sooner. If a WordCamp is coming up, the API will "stick"
-	 * it in the response, even if it wouldn't otherwise appear. When that happens,
-	 * the event will be at the end of the list, and will need to be moved into a
-	 * higher position, so that it doesn't get trimmed off.
-	 *
-	 * @since 4.8.0
-	 * @since 4.9.7 Stick a WordCamp to the final list.
-	 * @since 5.5.2 Accepts and returns only the events, rather than an entire HTTP response.
-	 * @since 6.0.0 Decode HTML entities from the event title.
-	 *
-	 * @param array $events The events that will be prepared.
-	 * @return array The response body with events trimmed.
-	 */
-	protected function trim_events( array $events ) {
-		$future_events = array();
-
-		foreach ( $events as $event ) {
-			/*
+                /* translators: Date format for upcoming events on the dashboard. Include the day of the week. See https://www.php.net/manual/datetime.format.php */
+                $formatted_date = date_i18n( __( 'l, M j, Y' ), $timestamp );
+                $formatted_time = date_i18n( get_option( 'time_format' ), $timestamp );
+
+                if ( isset( $event['end_date'] ) ) {
+                    $end_timestamp      = strtotime( $event['end_date'] );
+                    $formatted_end_date = date_i18n( __( 'l, M j, Y' ), $end_timestamp );
+
+                    if ( 'meetup' !== $event['type'] && $formatted_end_date !== $formatted_date ) {
+                        /* translators: Upcoming events month format. See https://www.php.net/manual/datetime.format.php */
+                        $start_month = date_i18n( _x( 'F', 'upcoming events month format' ), $timestamp );
+                        $end_month   = date_i18n( _x( 'F', 'upcoming events month format' ), $end_timestamp );
+
+                        if ( $start_month === $end_month ) {
+                            $formatted_date = sprintf(
+                                /* translators: Date string for upcoming events. 1: Month, 2: Starting day, 3: Ending day, 4: Year. */
+                                __( '%1$s %2$d–%3$d, %4$d' ),
+                                $start_month,
+                                /* translators: Upcoming events day format. See https://www.php.net/manual/datetime.format.php */
+                                date_i18n( _x( 'j', 'upcoming events day format' ), $timestamp ),
+                                date_i18n( _x( 'j', 'upcoming events day format' ), $end_timestamp ),
+                                /* translators: Upcoming events year format. See https://www.php.net/manual/datetime.format.php */
+                                date_i18n( _x( 'Y', 'upcoming events year format' ), $timestamp )
+                            );
+                        } else {
+                            $formatted_date = sprintf(
+                                /* translators: Date string for upcoming events. 1: Starting month, 2: Starting day, 3: Ending month, 4: Ending day, 5: Year. */
+                                __( '%1$s %2$d – %3$s %4$d, %5$d' ),
+                                $start_month,
+                                date_i18n( _x( 'j', 'upcoming events day format' ), $timestamp ),
+                                $end_month,
+                                date_i18n( _x( 'j', 'upcoming events day format' ), $end_timestamp ),
+                                date_i18n( _x( 'Y', 'upcoming events year format' ), $timestamp )
+                            );
+                        }
+
+                        $formatted_date = wp_maybe_decline_date( $formatted_date, 'F j, Y' );
+                    }
+                }
+
+                $response_body['events'][ $key ]['formatted_date'] = $formatted_date;
+                $response_body['events'][ $key ]['formatted_time'] = $formatted_time;
+            }
+        }
+
+        return $response_body;
+    }
+
+    /**
+     * Prepares the event list for presentation.
+     *
+     * Discards expired events, and makes WordCamps "sticky." Attendees need more
+     * advanced notice about WordCamps than they do for meetups, so camps should
+     * appear in the list sooner. If a WordCamp is coming up, the API will "stick"
+     * it in the response, even if it wouldn't otherwise appear. When that happens,
+     * the event will be at the end of the list, and will need to be moved into a
+     * higher position, so that it doesn't get trimmed off.
+     *
+     * @since 4.8.0
+     * @since 4.9.7 Stick a WordCamp to the final list.
+     * @since 5.5.2 Accepts and returns only the events, rather than an entire HTTP response.
+     * @since 6.0.0 Decode HTML entities from the event title.
+     *
+     * @param array $events The events that will be prepared.
+     * @return array The response body with events trimmed.
+     */
+    protected function trim_events( array $events ) {
+        $future_events = array();
+
+        foreach ( $events as $event ) {
+            /*
 			 * The API's `date` and `end_date` fields are in the _event's_ local timezone, but UTC is needed so
 			 * it can be converted to the _user's_ local time.
 			 */
-			$end_time = (int) $event['end_unix_timestamp'];
-
-			if ( time() < $end_time ) {
-				// Decode HTML entities from the event title.
-				$event['title'] = html_entity_decode( $event['title'], ENT_QUOTES, 'UTF-8' );
-
-				array_push( $future_events, $event );
-			}
-		}
-
-		$future_wordcamps = array_filter(
-			$future_events,
-			static function( $wordcamp ) {
-				return 'wordcamp' === $wordcamp['type'];
-			}
-		);
-
-		$future_wordcamps    = array_values( $future_wordcamps ); // Remove gaps in indices.
-		$trimmed_events      = array_slice( $future_events, 0, 3 );
-		$trimmed_event_types = wp_list_pluck( $trimmed_events, 'type' );
-
-		// Make sure the soonest upcoming WordCamp is pinned in the list.
-		if ( $future_wordcamps && ! in_array( 'wordcamp', $trimmed_event_types, true ) ) {
-			array_pop( $trimmed_events );
-			array_push( $trimmed_events, $future_wordcamps[0] );
-		}
-
-		return $trimmed_events;
-	}
-
-	/**
-	 * Logs responses to Events API requests.
-	 *
-	 * @since 4.8.0
-	 * @deprecated 4.9.0 Use a plugin instead. See #41217 for an example.
-	 *
-	 * @param string $message A description of what occurred.
-	 * @param array  $details Details that provide more context for the
-	 *                        log entry.
-	 */
-	protected function maybe_log_events_response( $message, $details ) {
-		_deprecated_function( __METHOD__, '4.9.0' );
-
-		if ( ! WP_DEBUG_LOG ) {
-			return;
-		}
-
-		error_log(
-			sprintf(
-				'%s: %s. Details: %s',
-				__METHOD__,
-				trim( $message, '.' ),
-				wp_json_encode( $details )
-			)
-		);
-	}
+            $end_time = (int) $event['end_unix_timestamp'];
+
+            if ( time() < $end_time ) {
+                // Decode HTML entities from the event title.
+                $event['title'] = html_entity_decode( $event['title'], ENT_QUOTES, 'UTF-8' );
+
+                array_push( $future_events, $event );
+            }
+        }
+
+        $future_wordcamps = array_filter(
+            $future_events,
+            static function( $wordcamp ) {
+                return 'wordcamp' === $wordcamp['type'];
+            }
+        );
+
+        $future_wordcamps    = array_values( $future_wordcamps ); // Remove gaps in indices.
+        $trimmed_events      = array_slice( $future_events, 0, 3 );
+        $trimmed_event_types = wp_list_pluck( $trimmed_events, 'type' );
+
+        // Make sure the soonest upcoming WordCamp is pinned in the list.
+        if ( $future_wordcamps && ! in_array( 'wordcamp', $trimmed_event_types, true ) ) {
+            array_pop( $trimmed_events );
+            array_push( $trimmed_events, $future_wordcamps[0] );
+        }
+
+        return $trimmed_events;
+    }
+
+    /**
+     * Logs responses to Events API requests.
+     *
+     * @since 4.8.0
+     * @deprecated 4.9.0 Use a plugin instead. See #41217 for an example.
+     *
+     * @param string $message A description of what occurred.
+     * @param array  $details Details that provide more context for the
+     *                        log entry.
+     */
+    protected function maybe_log_events_response( $message, $details ) {
+        _deprecated_function( __METHOD__, '4.9.0' );
+
+        if ( ! WP_DEBUG_LOG ) {
+            return;
+        }
+
+        error_log(
+            sprintf(
+                '%s: %s. Details: %s',
+                __METHOD__,
+                trim( $message, '.' ),
+                wp_json_encode( $details )
+            )
+        );
+    }
 }

brighty/wp-admin/includes/widgets.php

Indentation +159 added lines, -159 removed lines

@@ -15,50 +15,50 @@ 
  * @global array $wp_registered_widget_controls
  */
 function wp_list_widgets() {
-	global $wp_registered_widgets, $wp_registered_widget_controls;
-
-	$sort = $wp_registered_widgets;
-	usort( $sort, '_sort_name_callback' );
-	$done = array();
-
-	foreach ( $sort as $widget ) {
-		if ( in_array( $widget['callback'], $done, true ) ) { // We already showed this multi-widget.
-			continue;
-		}
-
-		$sidebar = is_active_widget( $widget['callback'], $widget['id'], false, false );
-		$done[]  = $widget['callback'];
-
-		if ( ! isset( $widget['params'][0] ) ) {
-			$widget['params'][0] = array();
-		}
-
-		$args = array(
-			'widget_id'   => $widget['id'],
-			'widget_name' => $widget['name'],
-			'_display'    => 'template',
-		);
-
-		if ( isset( $wp_registered_widget_controls[ $widget['id'] ]['id_base'] ) && isset( $widget['params'][0]['number'] ) ) {
-			$id_base            = $wp_registered_widget_controls[ $widget['id'] ]['id_base'];
-			$args['_temp_id']   = "$id_base-__i__";
-			$args['_multi_num'] = next_widget_id_number( $id_base );
-			$args['_add']       = 'multi';
-		} else {
-			$args['_add'] = 'single';
-			if ( $sidebar ) {
-				$args['_hide'] = '1';
-			}
-		}
-
-		$control_args = array(
-			0 => $args,
-			1 => $widget['params'][0],
-		);
-		$sidebar_args = wp_list_widget_controls_dynamic_sidebar( $control_args );
-
-		wp_widget_control( ...$sidebar_args );
-	}
+    global $wp_registered_widgets, $wp_registered_widget_controls;
+
+    $sort = $wp_registered_widgets;
+    usort( $sort, '_sort_name_callback' );
+    $done = array();
+
+    foreach ( $sort as $widget ) {
+        if ( in_array( $widget['callback'], $done, true ) ) { // We already showed this multi-widget.
+            continue;
+        }
+
+        $sidebar = is_active_widget( $widget['callback'], $widget['id'], false, false );
+        $done[]  = $widget['callback'];
+
+        if ( ! isset( $widget['params'][0] ) ) {
+            $widget['params'][0] = array();
+        }
+
+        $args = array(
+            'widget_id'   => $widget['id'],
+            'widget_name' => $widget['name'],
+            '_display'    => 'template',
+        );
+
+        if ( isset( $wp_registered_widget_controls[ $widget['id'] ]['id_base'] ) && isset( $widget['params'][0]['number'] ) ) {
+            $id_base            = $wp_registered_widget_controls[ $widget['id'] ]['id_base'];
+            $args['_temp_id']   = "$id_base-__i__";
+            $args['_multi_num'] = next_widget_id_number( $id_base );
+            $args['_add']       = 'multi';
+        } else {
+            $args['_add'] = 'single';
+            if ( $sidebar ) {
+                $args['_hide'] = '1';
+            }
+        }
+
+        $control_args = array(
+            0 => $args,
+            1 => $widget['params'][0],
+        );
+        $sidebar_args = wp_list_widget_controls_dynamic_sidebar( $control_args );
+
+        wp_widget_control( ...$sidebar_args );
+    }
 }
 
 /**
@@ -70,7 +70,7 @@ 
  * @return int
  */
 function _sort_name_callback( $a, $b ) {
-	return strnatcasecmp( $a['name'], $b['name'] );
+    return strnatcasecmp( $a['name'], $b['name'] );
 }
 
 /**
@@ -83,19 +83,19 @@ 
  * @param string $sidebar_name Optional. Sidebar name. Default empty.
  */
 function wp_list_widget_controls( $sidebar, $sidebar_name = '' ) {
-	add_filter( 'dynamic_sidebar_params', 'wp_list_widget_controls_dynamic_sidebar' );
+    add_filter( 'dynamic_sidebar_params', 'wp_list_widget_controls_dynamic_sidebar' );
 
-	$description = wp_sidebar_description( $sidebar );
+    $description = wp_sidebar_description( $sidebar );
 
-	echo '<div id="' . esc_attr( $sidebar ) . '" class="widgets-sortables">';
+    echo '<div id="' . esc_attr( $sidebar ) . '" class="widgets-sortables">';
 
-	if ( $sidebar_name ) {
-		$add_to = sprintf(
-			/* translators: %s: Widgets sidebar name. */
-			__( 'Add to: %s' ),
-			$sidebar_name
-		);
-		?>
+    if ( $sidebar_name ) {
+        $add_to = sprintf(
+            /* translators: %s: Widgets sidebar name. */
+            __( 'Add to: %s' ),
+            $sidebar_name
+        );
+        ?>
 		<div class="sidebar-name" data-add-to="<?php echo esc_attr( $add_to ); ?>">
 			<button type="button" class="handlediv hide-if-no-js" aria-expanded="true">
 				<span class="screen-reader-text"><?php echo esc_html( $sidebar_name ); ?></span>
@@ -104,19 +104,19 @@ 
 			<h2><?php echo esc_html( $sidebar_name ); ?> <span class="spinner"></span></h2>
 		</div>
 		<?php
-	}
+    }
 
-	if ( ! empty( $description ) ) {
-		?>
+    if ( ! empty( $description ) ) {
+        ?>
 		<div class="sidebar-description">
 			<p class="description"><?php echo $description; ?></p>
 		</div>
 		<?php
-	}
+    }
 
-	dynamic_sidebar( $sidebar );
+    dynamic_sidebar( $sidebar );
 
-	echo '</div>';
+    echo '</div>';
 }
 
 /**
@@ -130,25 +130,25 @@ 
  * @return array
  */
 function wp_list_widget_controls_dynamic_sidebar( $params ) {
-	global $wp_registered_widgets;
-	static $i = 0;
-	$i++;
+    global $wp_registered_widgets;
+    static $i = 0;
+    $i++;
 
-	$widget_id = $params[0]['widget_id'];
-	$id        = isset( $params[0]['_temp_id'] ) ? $params[0]['_temp_id'] : $widget_id;
-	$hidden    = isset( $params[0]['_hide'] ) ? ' style="display:none;"' : '';
+    $widget_id = $params[0]['widget_id'];
+    $id        = isset( $params[0]['_temp_id'] ) ? $params[0]['_temp_id'] : $widget_id;
+    $hidden    = isset( $params[0]['_hide'] ) ? ' style="display:none;"' : '';
 
-	$params[0]['before_widget'] = "<div id='widget-{$i}_{$id}' class='widget'$hidden>";
-	$params[0]['after_widget']  = '</div>';
-	$params[0]['before_title']  = '%BEG_OF_TITLE%'; // Deprecated.
-	$params[0]['after_title']   = '%END_OF_TITLE%'; // Deprecated.
+    $params[0]['before_widget'] = "<div id='widget-{$i}_{$id}' class='widget'$hidden>";
+    $params[0]['after_widget']  = '</div>';
+    $params[0]['before_title']  = '%BEG_OF_TITLE%'; // Deprecated.
+    $params[0]['after_title']   = '%END_OF_TITLE%'; // Deprecated.
 
-	if ( is_callable( $wp_registered_widgets[ $widget_id ]['callback'] ) ) {
-		$wp_registered_widgets[ $widget_id ]['_callback'] = $wp_registered_widgets[ $widget_id ]['callback'];
-		$wp_registered_widgets[ $widget_id ]['callback']  = 'wp_widget_control';
-	}
+    if ( is_callable( $wp_registered_widgets[ $widget_id ]['callback'] ) ) {
+        $wp_registered_widgets[ $widget_id ]['_callback'] = $wp_registered_widgets[ $widget_id ]['callback'];
+        $wp_registered_widgets[ $widget_id ]['callback']  = 'wp_widget_control';
+    }
 
-	return $params;
+    return $params;
 }
 
 /**
@@ -158,17 +158,17 @@ 
  * @return int
  */
 function next_widget_id_number( $id_base ) {
-	global $wp_registered_widgets;
-	$number = 1;
+    global $wp_registered_widgets;
+    $number = 1;
 
-	foreach ( $wp_registered_widgets as $widget_id => $widget ) {
-		if ( preg_match( '/' . preg_quote( $id_base, '/' ) . '-([0-9]+)$/', $widget_id, $matches ) ) {
-			$number = max( $number, $matches[1] );
-		}
-	}
-	$number++;
+    foreach ( $wp_registered_widgets as $widget_id => $widget ) {
+        if ( preg_match( '/' . preg_quote( $id_base, '/' ) . '-([0-9]+)$/', $widget_id, $matches ) ) {
+            $number = max( $number, $matches[1] );
+        }
+    }
+    $number++;
 
-	return $number;
+    return $number;
 }
 
 /**
@@ -186,74 +186,74 @@ 
  * @return array
  */
 function wp_widget_control( $sidebar_args ) {
-	global $wp_registered_widgets, $wp_registered_widget_controls, $sidebars_widgets;
-
-	$widget_id  = $sidebar_args['widget_id'];
-	$sidebar_id = isset( $sidebar_args['id'] ) ? $sidebar_args['id'] : false;
-	$key        = $sidebar_id ? array_search( $widget_id, $sidebars_widgets[ $sidebar_id ], true ) : '-1'; // Position of widget in sidebar.
-	$control    = isset( $wp_registered_widget_controls[ $widget_id ] ) ? $wp_registered_widget_controls[ $widget_id ] : array();
-	$widget     = $wp_registered_widgets[ $widget_id ];
-
-	$id_format     = $widget['id'];
-	$widget_number = isset( $control['params'][0]['number'] ) ? $control['params'][0]['number'] : '';
-	$id_base       = isset( $control['id_base'] ) ? $control['id_base'] : $widget_id;
-	$width         = isset( $control['width'] ) ? $control['width'] : '';
-	$height        = isset( $control['height'] ) ? $control['height'] : '';
-	$multi_number  = isset( $sidebar_args['_multi_num'] ) ? $sidebar_args['_multi_num'] : '';
-	$add_new       = isset( $sidebar_args['_add'] ) ? $sidebar_args['_add'] : '';
-
-	$before_form           = isset( $sidebar_args['before_form'] ) ? $sidebar_args['before_form'] : '<form method="post">';
-	$after_form            = isset( $sidebar_args['after_form'] ) ? $sidebar_args['after_form'] : '</form>';
-	$before_widget_content = isset( $sidebar_args['before_widget_content'] ) ? $sidebar_args['before_widget_content'] : '<div class="widget-content">';
-	$after_widget_content  = isset( $sidebar_args['after_widget_content'] ) ? $sidebar_args['after_widget_content'] : '</div>';
-
-	$query_arg = array( 'editwidget' => $widget['id'] );
-	if ( $add_new ) {
-		$query_arg['addnew'] = 1;
-		if ( $multi_number ) {
-			$query_arg['num']  = $multi_number;
-			$query_arg['base'] = $id_base;
-		}
-	} else {
-		$query_arg['sidebar'] = $sidebar_id;
-		$query_arg['key']     = $key;
-	}
-
-	/*
+    global $wp_registered_widgets, $wp_registered_widget_controls, $sidebars_widgets;
+
+    $widget_id  = $sidebar_args['widget_id'];
+    $sidebar_id = isset( $sidebar_args['id'] ) ? $sidebar_args['id'] : false;
+    $key        = $sidebar_id ? array_search( $widget_id, $sidebars_widgets[ $sidebar_id ], true ) : '-1'; // Position of widget in sidebar.
+    $control    = isset( $wp_registered_widget_controls[ $widget_id ] ) ? $wp_registered_widget_controls[ $widget_id ] : array();
+    $widget     = $wp_registered_widgets[ $widget_id ];
+
+    $id_format     = $widget['id'];
+    $widget_number = isset( $control['params'][0]['number'] ) ? $control['params'][0]['number'] : '';
+    $id_base       = isset( $control['id_base'] ) ? $control['id_base'] : $widget_id;
+    $width         = isset( $control['width'] ) ? $control['width'] : '';
+    $height        = isset( $control['height'] ) ? $control['height'] : '';
+    $multi_number  = isset( $sidebar_args['_multi_num'] ) ? $sidebar_args['_multi_num'] : '';
+    $add_new       = isset( $sidebar_args['_add'] ) ? $sidebar_args['_add'] : '';
+
+    $before_form           = isset( $sidebar_args['before_form'] ) ? $sidebar_args['before_form'] : '<form method="post">';
+    $after_form            = isset( $sidebar_args['after_form'] ) ? $sidebar_args['after_form'] : '</form>';
+    $before_widget_content = isset( $sidebar_args['before_widget_content'] ) ? $sidebar_args['before_widget_content'] : '<div class="widget-content">';
+    $after_widget_content  = isset( $sidebar_args['after_widget_content'] ) ? $sidebar_args['after_widget_content'] : '</div>';
+
+    $query_arg = array( 'editwidget' => $widget['id'] );
+    if ( $add_new ) {
+        $query_arg['addnew'] = 1;
+        if ( $multi_number ) {
+            $query_arg['num']  = $multi_number;
+            $query_arg['base'] = $id_base;
+        }
+    } else {
+        $query_arg['sidebar'] = $sidebar_id;
+        $query_arg['key']     = $key;
+    }
+
+    /*
 	 * We aren't showing a widget control, we're outputting a template
 	 * for a multi-widget control.
 	 */
-	if ( isset( $sidebar_args['_display'] ) && 'template' === $sidebar_args['_display'] && $widget_number ) {
-		// number == -1 implies a template where id numbers are replaced by a generic '__i__'.
-		$control['params'][0]['number'] = -1;
-		// With id_base widget ID's are constructed like {$id_base}-{$id_number}.
-		if ( isset( $control['id_base'] ) ) {
-			$id_format = $control['id_base'] . '-__i__';
-		}
-	}
-
-	$wp_registered_widgets[ $widget_id ]['callback'] = $wp_registered_widgets[ $widget_id ]['_callback'];
-	unset( $wp_registered_widgets[ $widget_id ]['_callback'] );
-
-	$widget_title = esc_html( strip_tags( $sidebar_args['widget_name'] ) );
-	$has_form     = 'noform';
-
-	echo $sidebar_args['before_widget'];
-	?>
+    if ( isset( $sidebar_args['_display'] ) && 'template' === $sidebar_args['_display'] && $widget_number ) {
+        // number == -1 implies a template where id numbers are replaced by a generic '__i__'.
+        $control['params'][0]['number'] = -1;
+        // With id_base widget ID's are constructed like {$id_base}-{$id_number}.
+        if ( isset( $control['id_base'] ) ) {
+            $id_format = $control['id_base'] . '-__i__';
+        }
+    }
+
+    $wp_registered_widgets[ $widget_id ]['callback'] = $wp_registered_widgets[ $widget_id ]['_callback'];
+    unset( $wp_registered_widgets[ $widget_id ]['_callback'] );
+
+    $widget_title = esc_html( strip_tags( $sidebar_args['widget_name'] ) );
+    $has_form     = 'noform';
+
+    echo $sidebar_args['before_widget'];
+    ?>
 	<div class="widget-top">
 	<div class="widget-title-action">
 		<button type="button" class="widget-action hide-if-no-js" aria-expanded="false">
 			<span class="screen-reader-text edit">
 				<?php
-				/* translators: %s: Widget title. */
-				printf( __( 'Edit widget: %s' ), $widget_title );
-				?>
+                /* translators: %s: Widget title. */
+                printf( __( 'Edit widget: %s' ), $widget_title );
+                ?>
 			</span>
 			<span class="screen-reader-text add">
 				<?php
-				/* translators: %s: Widget title. */
-				printf( __( 'Add widget: %s' ), $widget_title );
-				?>
+                /* translators: %s: Widget title. */
+                printf( __( 'Add widget: %s' ), $widget_title );
+                ?>
 			</span>
 			<span class="toggle-indicator" aria-hidden="true"></span>
 		</button>
@@ -270,17 +270,17 @@ 
 	<?php echo $before_form; ?>
 	<?php echo $before_widget_content; ?>
 	<?php
-	if ( isset( $control['callback'] ) ) {
-		$has_form = call_user_func_array( $control['callback'], $control['params'] );
-	} else {
-		echo "\t\t<p>" . __( 'There are no options for this widget.' ) . "</p>\n";
-	}
-
-	$noform_class = '';
-	if ( 'noform' === $has_form ) {
-		$noform_class = ' widget-control-noform';
-	}
-	?>
+    if ( isset( $control['callback'] ) ) {
+        $has_form = call_user_func_array( $control['callback'], $control['params'] );
+    } else {
+        echo "\t\t<p>" . __( 'There are no options for this widget.' ) . "</p>\n";
+    }
+
+    $noform_class = '';
+    if ( 'noform' === $has_form ) {
+        $noform_class = ' widget-control-noform';
+    }
+    ?>
 	<?php echo $after_widget_content; ?>
 	<input type="hidden" name="widget-id" class="widget-id" value="<?php echo esc_attr( $id_format ); ?>" />
 	<input type="hidden" name="id_base" class="id_base" value="<?php echo esc_attr( $id_base ); ?>" />
@@ -308,14 +308,14 @@ 
 
 	<div class="widget-description">
 	<?php
-	$widget_description = wp_widget_description( $widget_id );
-	echo ( $widget_description ) ? "$widget_description\n" : "$widget_title\n";
-	?>
+    $widget_description = wp_widget_description( $widget_id );
+    echo ( $widget_description ) ? "$widget_description\n" : "$widget_title\n";
+    ?>
 	</div>
 	<?php
-	echo $sidebar_args['after_widget'];
+    echo $sidebar_args['after_widget'];
 
-	return $sidebar_args;
+    return $sidebar_args;
 }
 
 /**
@@ -323,5 +323,5 @@ 
  * @return string
  */
 function wp_widgets_access_body_class( $classes ) {
-	return "$classes widgets_access ";
+    return "$classes widgets_access ";
 }

brighty/wp-admin/includes/class-wp-upgrader-skin.php

Indentation +226 added lines, -226 removed lines

@@ -15,263 +15,263 @@
  */
 class WP_Upgrader_Skin {
 
-	/**
-	 * Holds the upgrader data.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @var WP_Upgrader
-	 */
-	public $upgrader;
+    /**
+     * Holds the upgrader data.
+     *
+     * @since 2.8.0
+     *
+     * @var WP_Upgrader
+     */
+    public $upgrader;
 
-	/**
-	 * Whether header is done.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @var bool
-	 */
-	public $done_header = false;
+    /**
+     * Whether header is done.
+     *
+     * @since 2.8.0
+     *
+     * @var bool
+     */
+    public $done_header = false;
 
-	/**
-	 * Whether footer is done.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @var bool
-	 */
-	public $done_footer = false;
+    /**
+     * Whether footer is done.
+     *
+     * @since 2.8.0
+     *
+     * @var bool
+     */
+    public $done_footer = false;
 
-	/**
-	 * Holds the result of an upgrade.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @var string|bool|WP_Error
-	 */
-	public $result = false;
+    /**
+     * Holds the result of an upgrade.
+     *
+     * @since 2.8.0
+     *
+     * @var string|bool|WP_Error
+     */
+    public $result = false;
 
-	/**
-	 * Holds the options of an upgrade.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @var array
-	 */
-	public $options = array();
+    /**
+     * Holds the options of an upgrade.
+     *
+     * @since 2.8.0
+     *
+     * @var array
+     */
+    public $options = array();
 
-	/**
-	 * Constructor.
-	 *
-	 * Sets up the generic skin for the WordPress Upgrader classes.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @param array $args Optional. The WordPress upgrader skin arguments to
-	 *                    override default options. Default empty array.
-	 */
-	public function __construct( $args = array() ) {
-		$defaults      = array(
-			'url'     => '',
-			'nonce'   => '',
-			'title'   => '',
-			'context' => false,
-		);
-		$this->options = wp_parse_args( $args, $defaults );
-	}
+    /**
+     * Constructor.
+     *
+     * Sets up the generic skin for the WordPress Upgrader classes.
+     *
+     * @since 2.8.0
+     *
+     * @param array $args Optional. The WordPress upgrader skin arguments to
+     *                    override default options. Default empty array.
+     */
+    public function __construct( $args = array() ) {
+        $defaults      = array(
+            'url'     => '',
+            'nonce'   => '',
+            'title'   => '',
+            'context' => false,
+        );
+        $this->options = wp_parse_args( $args, $defaults );
+    }
 
-	/**
-	 * @since 2.8.0
-	 *
-	 * @param WP_Upgrader $upgrader
-	 */
-	public function set_upgrader( &$upgrader ) {
-		if ( is_object( $upgrader ) ) {
-			$this->upgrader =& $upgrader;
-		}
-		$this->add_strings();
-	}
+    /**
+     * @since 2.8.0
+     *
+     * @param WP_Upgrader $upgrader
+     */
+    public function set_upgrader( &$upgrader ) {
+        if ( is_object( $upgrader ) ) {
+            $this->upgrader =& $upgrader;
+        }
+        $this->add_strings();
+    }
 
-	/**
-	 * @since 3.0.0
-	 */
-	public function add_strings() {
-	}
+    /**
+     * @since 3.0.0
+     */
+    public function add_strings() {
+    }
 
-	/**
-	 * Sets the result of an upgrade.
-	 *
-	 * @since 2.8.0
-	 *
-	 * @param string|bool|WP_Error $result The result of an upgrade.
-	 */
-	public function set_result( $result ) {
-		$this->result = $result;
-	}
+    /**
+     * Sets the result of an upgrade.
+     *
+     * @since 2.8.0
+     *
+     * @param string|bool|WP_Error $result The result of an upgrade.
+     */
+    public function set_result( $result ) {
+        $this->result = $result;
+    }
 
-	/**
-	 * Displays a form to the user to request for their FTP/SSH details in order
-	 * to connect to the filesystem.
-	 *
-	 * @since 2.8.0
-	 * @since 4.6.0 The `$context` parameter default changed from `false` to an empty string.
-	 *
-	 * @see request_filesystem_credentials()
-	 *
-	 * @param bool|WP_Error $error                        Optional. Whether the current request has failed to connect,
-	 *                                                    or an error object. Default false.
-	 * @param string        $context                      Optional. Full path to the directory that is tested
-	 *                                                    for being writable. Default empty.
-	 * @param bool          $allow_relaxed_file_ownership Optional. Whether to allow Group/World writable. Default false.
-	 * @return bool True on success, false on failure.
-	 */
-	public function request_filesystem_credentials( $error = false, $context = '', $allow_relaxed_file_ownership = false ) {
-		$url = $this->options['url'];
-		if ( ! $context ) {
-			$context = $this->options['context'];
-		}
-		if ( ! empty( $this->options['nonce'] ) ) {
-			$url = wp_nonce_url( $url, $this->options['nonce'] );
-		}
+    /**
+     * Displays a form to the user to request for their FTP/SSH details in order
+     * to connect to the filesystem.
+     *
+     * @since 2.8.0
+     * @since 4.6.0 The `$context` parameter default changed from `false` to an empty string.
+     *
+     * @see request_filesystem_credentials()
+     *
+     * @param bool|WP_Error $error                        Optional. Whether the current request has failed to connect,
+     *                                                    or an error object. Default false.
+     * @param string        $context                      Optional. Full path to the directory that is tested
+     *                                                    for being writable. Default empty.
+     * @param bool          $allow_relaxed_file_ownership Optional. Whether to allow Group/World writable. Default false.
+     * @return bool True on success, false on failure.
+     */
+    public function request_filesystem_credentials( $error = false, $context = '', $allow_relaxed_file_ownership = false ) {
+        $url = $this->options['url'];
+        if ( ! $context ) {
+            $context = $this->options['context'];
+        }
+        if ( ! empty( $this->options['nonce'] ) ) {
+            $url = wp_nonce_url( $url, $this->options['nonce'] );
+        }
 
-		$extra_fields = array();
+        $extra_fields = array();
 
-		return request_filesystem_credentials( $url, '', $error, $context, $extra_fields, $allow_relaxed_file_ownership );
-	}
+        return request_filesystem_credentials( $url, '', $error, $context, $extra_fields, $allow_relaxed_file_ownership );
+    }
 
-	/**
-	 * @since 2.8.0
-	 */
-	public function header() {
-		if ( $this->done_header ) {
-			return;
-		}
-		$this->done_header = true;
-		echo '<div class="wrap">';
-		echo '<h1>' . $this->options['title'] . '</h1>';
-	}
+    /**
+     * @since 2.8.0
+     */
+    public function header() {
+        if ( $this->done_header ) {
+            return;
+        }
+        $this->done_header = true;
+        echo '<div class="wrap">';
+        echo '<h1>' . $this->options['title'] . '</h1>';
+    }
 
-	/**
-	 * @since 2.8.0
-	 */
-	public function footer() {
-		if ( $this->done_footer ) {
-			return;
-		}
-		$this->done_footer = true;
-		echo '</div>';
-	}
+    /**
+     * @since 2.8.0
+     */
+    public function footer() {
+        if ( $this->done_footer ) {
+            return;
+        }
+        $this->done_footer = true;
+        echo '</div>';
+    }
 
-	/**
-	 * @since 2.8.0
-	 *
-	 * @param string|WP_Error $errors Errors.
-	 */
-	public function error( $errors ) {
-		if ( ! $this->done_header ) {
-			$this->header();
-		}
-		if ( is_string( $errors ) ) {
-			$this->feedback( $errors );
-		} elseif ( is_wp_error( $errors ) && $errors->has_errors() ) {
-			foreach ( $errors->get_error_messages() as $message ) {
-				if ( $errors->get_error_data() && is_string( $errors->get_error_data() ) ) {
-					$this->feedback( $message . ' ' . esc_html( strip_tags( $errors->get_error_data() ) ) );
-				} else {
-					$this->feedback( $message );
-				}
-			}
-		}
-	}
+    /**
+     * @since 2.8.0
+     *
+     * @param string|WP_Error $errors Errors.
+     */
+    public function error( $errors ) {
+        if ( ! $this->done_header ) {
+            $this->header();
+        }
+        if ( is_string( $errors ) ) {
+            $this->feedback( $errors );
+        } elseif ( is_wp_error( $errors ) && $errors->has_errors() ) {
+            foreach ( $errors->get_error_messages() as $message ) {
+                if ( $errors->get_error_data() && is_string( $errors->get_error_data() ) ) {
+                    $this->feedback( $message . ' ' . esc_html( strip_tags( $errors->get_error_data() ) ) );
+                } else {
+                    $this->feedback( $message );
+                }
+            }
+        }
+    }
 
-	/**
-	 * @since 2.8.0
-	 * @since 5.9.0 Renamed `$string` (a PHP reserved keyword) to `$feedback` for PHP 8 named parameter support.
-	 *
-	 * @param string $feedback Message data.
-	 * @param mixed  ...$args  Optional text replacements.
-	 */
-	public function feedback( $feedback, ...$args ) {
-		if ( isset( $this->upgrader->strings[ $feedback ] ) ) {
-			$feedback = $this->upgrader->strings[ $feedback ];
-		}
+    /**
+     * @since 2.8.0
+     * @since 5.9.0 Renamed `$string` (a PHP reserved keyword) to `$feedback` for PHP 8 named parameter support.
+     *
+     * @param string $feedback Message data.
+     * @param mixed  ...$args  Optional text replacements.
+     */
+    public function feedback( $feedback, ...$args ) {
+        if ( isset( $this->upgrader->strings[ $feedback ] ) ) {
+            $feedback = $this->upgrader->strings[ $feedback ];
+        }
 
-		if ( strpos( $feedback, '%' ) !== false ) {
-			if ( $args ) {
-				$args     = array_map( 'strip_tags', $args );
-				$args     = array_map( 'esc_html', $args );
-				$feedback = vsprintf( $feedback, $args );
-			}
-		}
-		if ( empty( $feedback ) ) {
-			return;
-		}
-		show_message( $feedback );
-	}
+        if ( strpos( $feedback, '%' ) !== false ) {
+            if ( $args ) {
+                $args     = array_map( 'strip_tags', $args );
+                $args     = array_map( 'esc_html', $args );
+                $feedback = vsprintf( $feedback, $args );
+            }
+        }
+        if ( empty( $feedback ) ) {
+            return;
+        }
+        show_message( $feedback );
+    }
 
-	/**
-	 * Action to perform before an update.
-	 *
-	 * @since 2.8.0
-	 */
-	public function before() {}
+    /**
+     * Action to perform before an update.
+     *
+     * @since 2.8.0
+     */
+    public function before() {}
 
-	/**
-	 * Action to perform following an update.
-	 *
-	 * @since 2.8.0
-	 */
-	public function after() {}
+    /**
+     * Action to perform following an update.
+     *
+     * @since 2.8.0
+     */
+    public function after() {}
 
-	/**
-	 * Output JavaScript that calls function to decrement the update counts.
-	 *
-	 * @since 3.9.0
-	 *
-	 * @param string $type Type of update count to decrement. Likely values include 'plugin',
-	 *                     'theme', 'translation', etc.
-	 */
-	protected function decrement_update_count( $type ) {
-		if ( ! $this->result || is_wp_error( $this->result ) || 'up_to_date' === $this->result ) {
-			return;
-		}
+    /**
+     * Output JavaScript that calls function to decrement the update counts.
+     *
+     * @since 3.9.0
+     *
+     * @param string $type Type of update count to decrement. Likely values include 'plugin',
+     *                     'theme', 'translation', etc.
+     */
+    protected function decrement_update_count( $type ) {
+        if ( ! $this->result || is_wp_error( $this->result ) || 'up_to_date' === $this->result ) {
+            return;
+        }
 
-		if ( defined( 'IFRAME_REQUEST' ) ) {
-			echo '<script type="text/javascript">
+        if ( defined( 'IFRAME_REQUEST' ) ) {
+            echo '<script type="text/javascript">
 					if ( window.postMessage && JSON ) {
 						window.parent.postMessage( JSON.stringify( { action: "decrementUpdateCount", upgradeType: "' . $type . '" } ), window.location.protocol + "//" + window.location.hostname );
 					}
 				</script>';
-		} else {
-			echo '<script type="text/javascript">
+        } else {
+            echo '<script type="text/javascript">
 					(function( wp ) {
 						if ( wp && wp.updates && wp.updates.decrementCount ) {
 							wp.updates.decrementCount( "' . $type . '" );
 						}
 					})( window.wp );
 				</script>';
-		}
-	}
+        }
+    }
 
-	/**
-	 * @since 3.0.0
-	 */
-	public function bulk_header() {}
+    /**
+     * @since 3.0.0
+     */
+    public function bulk_header() {}
 
-	/**
-	 * @since 3.0.0
-	 */
-	public function bulk_footer() {}
+    /**
+     * @since 3.0.0
+     */
+    public function bulk_footer() {}
 
-	/**
-	 * Hides the `process_failed` error message when updating by uploading a zip file.
-	 *
-	 * @since 5.5.0
-	 *
-	 * @param WP_Error $wp_error WP_Error object.
-	 * @return bool
-	 */
-	public function hide_process_failed( $wp_error ) {
-		return false;
-	}
+    /**
+     * Hides the `process_failed` error message when updating by uploading a zip file.
+     *
+     * @since 5.5.0
+     *
+     * @param WP_Error $wp_error WP_Error object.
+     * @return bool
+     */
+    public function hide_process_failed( $wp_error ) {
+        return false;
+    }
 }

brighty/wp-admin/includes/class-wp-ajax-upgrader-skin.php

Indentation +104 added lines, -104 removed lines

@@ -18,121 +18,121 @@
  */
 class WP_Ajax_Upgrader_Skin extends Automatic_Upgrader_Skin {
 
-	/**
-	 * Holds the WP_Error object.
-	 *
-	 * @since 4.6.0
-	 *
-	 * @var null|WP_Error
-	 */
-	protected $errors = null;
+    /**
+     * Holds the WP_Error object.
+     *
+     * @since 4.6.0
+     *
+     * @var null|WP_Error
+     */
+    protected $errors = null;
 
-	/**
-	 * Constructor.
-	 *
-	 * Sets up the WordPress Ajax upgrader skin.
-	 *
-	 * @since 4.6.0
-	 *
-	 * @see WP_Upgrader_Skin::__construct()
-	 *
-	 * @param array $args Optional. The WordPress Ajax upgrader skin arguments to
-	 *                    override default options. See WP_Upgrader_Skin::__construct().
-	 *                    Default empty array.
-	 */
-	public function __construct( $args = array() ) {
-		parent::__construct( $args );
+    /**
+     * Constructor.
+     *
+     * Sets up the WordPress Ajax upgrader skin.
+     *
+     * @since 4.6.0
+     *
+     * @see WP_Upgrader_Skin::__construct()
+     *
+     * @param array $args Optional. The WordPress Ajax upgrader skin arguments to
+     *                    override default options. See WP_Upgrader_Skin::__construct().
+     *                    Default empty array.
+     */
+    public function __construct( $args = array() ) {
+        parent::__construct( $args );
 
-		$this->errors = new WP_Error();
-	}
+        $this->errors = new WP_Error();
+    }
 
-	/**
-	 * Retrieves the list of errors.
-	 *
-	 * @since 4.6.0
-	 *
-	 * @return WP_Error Errors during an upgrade.
-	 */
-	public function get_errors() {
-		return $this->errors;
-	}
+    /**
+     * Retrieves the list of errors.
+     *
+     * @since 4.6.0
+     *
+     * @return WP_Error Errors during an upgrade.
+     */
+    public function get_errors() {
+        return $this->errors;
+    }
 
-	/**
-	 * Retrieves a string for error messages.
-	 *
-	 * @since 4.6.0
-	 *
-	 * @return string Error messages during an upgrade.
-	 */
-	public function get_error_messages() {
-		$messages = array();
+    /**
+     * Retrieves a string for error messages.
+     *
+     * @since 4.6.0
+     *
+     * @return string Error messages during an upgrade.
+     */
+    public function get_error_messages() {
+        $messages = array();
 
-		foreach ( $this->errors->get_error_codes() as $error_code ) {
-			$error_data = $this->errors->get_error_data( $error_code );
+        foreach ( $this->errors->get_error_codes() as $error_code ) {
+            $error_data = $this->errors->get_error_data( $error_code );
 
-			if ( $error_data && is_string( $error_data ) ) {
-				$messages[] = $this->errors->get_error_message( $error_code ) . ' ' . esc_html( strip_tags( $error_data ) );
-			} else {
-				$messages[] = $this->errors->get_error_message( $error_code );
-			}
-		}
+            if ( $error_data && is_string( $error_data ) ) {
+                $messages[] = $this->errors->get_error_message( $error_code ) . ' ' . esc_html( strip_tags( $error_data ) );
+            } else {
+                $messages[] = $this->errors->get_error_message( $error_code );
+            }
+        }
 
-		return implode( ', ', $messages );
-	}
+        return implode( ', ', $messages );
+    }
 
-	/**
-	 * Stores an error message about the upgrade.
-	 *
-	 * @since 4.6.0
-	 * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
-	 *              to the function signature.
-	 *
-	 * @param string|WP_Error $errors  Errors.
-	 * @param mixed           ...$args Optional text replacements.
-	 */
-	public function error( $errors, ...$args ) {
-		if ( is_string( $errors ) ) {
-			$string = $errors;
-			if ( ! empty( $this->upgrader->strings[ $string ] ) ) {
-				$string = $this->upgrader->strings[ $string ];
-			}
+    /**
+     * Stores an error message about the upgrade.
+     *
+     * @since 4.6.0
+     * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
+     *              to the function signature.
+     *
+     * @param string|WP_Error $errors  Errors.
+     * @param mixed           ...$args Optional text replacements.
+     */
+    public function error( $errors, ...$args ) {
+        if ( is_string( $errors ) ) {
+            $string = $errors;
+            if ( ! empty( $this->upgrader->strings[ $string ] ) ) {
+                $string = $this->upgrader->strings[ $string ];
+            }
 
-			if ( false !== strpos( $string, '%' ) ) {
-				if ( ! empty( $args ) ) {
-					$string = vsprintf( $string, $args );
-				}
-			}
+            if ( false !== strpos( $string, '%' ) ) {
+                if ( ! empty( $args ) ) {
+                    $string = vsprintf( $string, $args );
+                }
+            }
 
-			// Count existing errors to generate a unique error code.
-			$errors_count = count( $this->errors->get_error_codes() );
-			$this->errors->add( 'unknown_upgrade_error_' . ( $errors_count + 1 ), $string );
-		} elseif ( is_wp_error( $errors ) ) {
-			foreach ( $errors->get_error_codes() as $error_code ) {
-				$this->errors->add( $error_code, $errors->get_error_message( $error_code ), $errors->get_error_data( $error_code ) );
-			}
-		}
+            // Count existing errors to generate a unique error code.
+            $errors_count = count( $this->errors->get_error_codes() );
+            $this->errors->add( 'unknown_upgrade_error_' . ( $errors_count + 1 ), $string );
+        } elseif ( is_wp_error( $errors ) ) {
+            foreach ( $errors->get_error_codes() as $error_code ) {
+                $this->errors->add( $error_code, $errors->get_error_message( $error_code ), $errors->get_error_data( $error_code ) );
+            }
+        }
 
-		parent::error( $errors, ...$args );
-	}
+        parent::error( $errors, ...$args );
+    }
 
-	/**
-	 * Stores a message about the upgrade.
-	 *
-	 * @since 4.6.0
-	 * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
-	 *              to the function signature.
-	 * @since 5.9.0 Renamed `$data` to `$feedback` for PHP 8 named parameter support.
-	 *
-	 * @param string|array|WP_Error $feedback Message data.
-	 * @param mixed                 ...$args  Optional text replacements.
-	 */
-	public function feedback( $feedback, ...$args ) {
-		if ( is_wp_error( $feedback ) ) {
-			foreach ( $feedback->get_error_codes() as $error_code ) {
-				$this->errors->add( $error_code, $feedback->get_error_message( $error_code ), $feedback->get_error_data( $error_code ) );
-			}
-		}
+    /**
+     * Stores a message about the upgrade.
+     *
+     * @since 4.6.0
+     * @since 5.3.0 Formalized the existing `...$args` parameter by adding it
+     *              to the function signature.
+     * @since 5.9.0 Renamed `$data` to `$feedback` for PHP 8 named parameter support.
+     *
+     * @param string|array|WP_Error $feedback Message data.
+     * @param mixed                 ...$args  Optional text replacements.
+     */
+    public function feedback( $feedback, ...$args ) {
+        if ( is_wp_error( $feedback ) ) {
+            foreach ( $feedback->get_error_codes() as $error_code ) {
+                $this->errors->add( $error_code, $feedback->get_error_message( $error_code ), $feedback->get_error_data( $error_code ) );
+            }
+        }
 
-		parent::feedback( $feedback, ...$args );
-	}
+        parent::feedback( $feedback, ...$args );
+    }
 }

brighty/wp-admin/includes/ms.php

Indentation +788 added lines, -788 removed lines

@@ -16,40 +16,40 @@ 
  * @return array The `$_FILES` array element with 'error' key set if file exceeds quota. 'error' is empty otherwise.
  */
 function check_upload_size( $file ) {
-	if ( get_site_option( 'upload_space_check_disabled' ) ) {
-		return $file;
-	}
+    if ( get_site_option( 'upload_space_check_disabled' ) ) {
+        return $file;
+    }
 
-	if ( $file['error'] > 0 ) { // There's already an error.
-		return $file;
-	}
+    if ( $file['error'] > 0 ) { // There's already an error.
+        return $file;
+    }
 
-	if ( defined( 'WP_IMPORTING' ) ) {
-		return $file;
-	}
+    if ( defined( 'WP_IMPORTING' ) ) {
+        return $file;
+    }
 
-	$space_left = get_upload_space_available();
+    $space_left = get_upload_space_available();
 
-	$file_size = filesize( $file['tmp_name'] );
-	if ( $space_left < $file_size ) {
-		/* translators: %s: Required disk space in kilobytes. */
-		$file['error'] = sprintf( __( 'Not enough space to upload. %s KB needed.' ), number_format( ( $file_size - $space_left ) / KB_IN_BYTES ) );
-	}
+    $file_size = filesize( $file['tmp_name'] );
+    if ( $space_left < $file_size ) {
+        /* translators: %s: Required disk space in kilobytes. */
+        $file['error'] = sprintf( __( 'Not enough space to upload. %s KB needed.' ), number_format( ( $file_size - $space_left ) / KB_IN_BYTES ) );
+    }
 
-	if ( $file_size > ( KB_IN_BYTES * get_site_option( 'fileupload_maxk', 1500 ) ) ) {
-		/* translators: %s: Maximum allowed file size in kilobytes. */
-		$file['error'] = sprintf( __( 'This file is too big. Files must be less than %s KB in size.' ), get_site_option( 'fileupload_maxk', 1500 ) );
-	}
+    if ( $file_size > ( KB_IN_BYTES * get_site_option( 'fileupload_maxk', 1500 ) ) ) {
+        /* translators: %s: Maximum allowed file size in kilobytes. */
+        $file['error'] = sprintf( __( 'This file is too big. Files must be less than %s KB in size.' ), get_site_option( 'fileupload_maxk', 1500 ) );
+    }
 
-	if ( upload_is_user_over_quota( false ) ) {
-		$file['error'] = __( 'You have used your space quota. Please delete files before uploading.' );
-	}
+    if ( upload_is_user_over_quota( false ) ) {
+        $file['error'] = __( 'You have used your space quota. Please delete files before uploading.' );
+    }
 
-	if ( $file['error'] > 0 && ! isset( $_POST['html-upload'] ) && ! wp_doing_ajax() ) {
-		wp_die( $file['error'] . ' <a href="javascript:history.go(-1)">' . __( 'Back' ) . '</a>' );
-	}
+    if ( $file['error'] > 0 && ! isset( $_POST['html-upload'] ) && ! wp_doing_ajax() ) {
+        wp_die( $file['error'] . ' <a href="javascript:history.go(-1)">' . __( 'Back' ) . '</a>' );
+    }
 
-	return $file;
+    return $file;
 }
 
 /**
@@ -64,69 +64,69 @@ 
  * @param bool $drop    True if site's database tables should be dropped. Default false.
  */
 function wpmu_delete_blog( $blog_id, $drop = false ) {
-	global $wpdb;
-
-	$blog_id = (int) $blog_id;
-
-	$switch = false;
-	if ( get_current_blog_id() !== $blog_id ) {
-		$switch = true;
-		switch_to_blog( $blog_id );
-	}
-
-	$blog = get_site( $blog_id );
-
-	$current_network = get_network();
-
-	// If a full blog object is not available, do not destroy anything.
-	if ( $drop && ! $blog ) {
-		$drop = false;
-	}
-
-	// Don't destroy the initial, main, or root blog.
-	if ( $drop
-		&& ( 1 === $blog_id || is_main_site( $blog_id )
-			|| ( $blog->path === $current_network->path && $blog->domain === $current_network->domain ) )
-	) {
-		$drop = false;
-	}
-
-	$upload_path = trim( get_option( 'upload_path' ) );
-
-	// If ms_files_rewriting is enabled and upload_path is empty, wp_upload_dir is not reliable.
-	if ( $drop && get_site_option( 'ms_files_rewriting' ) && empty( $upload_path ) ) {
-		$drop = false;
-	}
-
-	if ( $drop ) {
-		wp_delete_site( $blog_id );
-	} else {
-		/** This action is documented in wp-includes/ms-blogs.php */
-		do_action_deprecated( 'delete_blog', array( $blog_id, false ), '5.1.0' );
-
-		$users = get_users(
-			array(
-				'blog_id' => $blog_id,
-				'fields'  => 'ids',
-			)
-		);
-
-		// Remove users from this blog.
-		if ( ! empty( $users ) ) {
-			foreach ( $users as $user_id ) {
-				remove_user_from_blog( $user_id, $blog_id );
-			}
-		}
-
-		update_blog_status( $blog_id, 'deleted', 1 );
-
-		/** This action is documented in wp-includes/ms-blogs.php */
-		do_action_deprecated( 'deleted_blog', array( $blog_id, false ), '5.1.0' );
-	}
-
-	if ( $switch ) {
-		restore_current_blog();
-	}
+    global $wpdb;
+
+    $blog_id = (int) $blog_id;
+
+    $switch = false;
+    if ( get_current_blog_id() !== $blog_id ) {
+        $switch = true;
+        switch_to_blog( $blog_id );
+    }
+
+    $blog = get_site( $blog_id );
+
+    $current_network = get_network();
+
+    // If a full blog object is not available, do not destroy anything.
+    if ( $drop && ! $blog ) {
+        $drop = false;
+    }
+
+    // Don't destroy the initial, main, or root blog.
+    if ( $drop
+        && ( 1 === $blog_id || is_main_site( $blog_id )
+            || ( $blog->path === $current_network->path && $blog->domain === $current_network->domain ) )
+    ) {
+        $drop = false;
+    }
+
+    $upload_path = trim( get_option( 'upload_path' ) );
+
+    // If ms_files_rewriting is enabled and upload_path is empty, wp_upload_dir is not reliable.
+    if ( $drop && get_site_option( 'ms_files_rewriting' ) && empty( $upload_path ) ) {
+        $drop = false;
+    }
+
+    if ( $drop ) {
+        wp_delete_site( $blog_id );
+    } else {
+        /** This action is documented in wp-includes/ms-blogs.php */
+        do_action_deprecated( 'delete_blog', array( $blog_id, false ), '5.1.0' );
+
+        $users = get_users(
+            array(
+                'blog_id' => $blog_id,
+                'fields'  => 'ids',
+            )
+        );
+
+        // Remove users from this blog.
+        if ( ! empty( $users ) ) {
+            foreach ( $users as $user_id ) {
+                remove_user_from_blog( $user_id, $blog_id );
+            }
+        }
+
+        update_blog_status( $blog_id, 'deleted', 1 );
+
+        /** This action is documented in wp-includes/ms-blogs.php */
+        do_action_deprecated( 'deleted_blog', array( $blog_id, false ), '5.1.0' );
+    }
+
+    if ( $switch ) {
+        restore_current_blog();
+    }
 }
 
 /**
@@ -142,74 +142,74 @@ 
  * @return bool True if the user was deleted, otherwise false.
  */
 function wpmu_delete_user( $id ) {
-	global $wpdb;
-
-	if ( ! is_numeric( $id ) ) {
-		return false;
-	}
-
-	$id   = (int) $id;
-	$user = new WP_User( $id );
-
-	if ( ! $user->exists() ) {
-		return false;
-	}
-
-	// Global super-administrators are protected, and cannot be deleted.
-	$_super_admins = get_super_admins();
-	if ( in_array( $user->user_login, $_super_admins, true ) ) {
-		return false;
-	}
-
-	/**
-	 * Fires before a user is deleted from the network.
-	 *
-	 * @since MU (3.0.0)
-	 * @since 5.5.0 Added the `$user` parameter.
-	 *
-	 * @param int     $id   ID of the user about to be deleted from the network.
-	 * @param WP_User $user WP_User object of the user about to be deleted from the network.
-	 */
-	do_action( 'wpmu_delete_user', $id, $user );
-
-	$blogs = get_blogs_of_user( $id );
-
-	if ( ! empty( $blogs ) ) {
-		foreach ( $blogs as $blog ) {
-			switch_to_blog( $blog->userblog_id );
-			remove_user_from_blog( $id, $blog->userblog_id );
-
-			$post_ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id ) );
-			foreach ( (array) $post_ids as $post_id ) {
-				wp_delete_post( $post_id );
-			}
-
-			// Clean links.
-			$link_ids = $wpdb->get_col( $wpdb->prepare( "SELECT link_id FROM $wpdb->links WHERE link_owner = %d", $id ) );
-
-			if ( $link_ids ) {
-				foreach ( $link_ids as $link_id ) {
-					wp_delete_link( $link_id );
-				}
-			}
-
-			restore_current_blog();
-		}
-	}
-
-	$meta = $wpdb->get_col( $wpdb->prepare( "SELECT umeta_id FROM $wpdb->usermeta WHERE user_id = %d", $id ) );
-	foreach ( $meta as $mid ) {
-		delete_metadata_by_mid( 'user', $mid );
-	}
-
-	$wpdb->delete( $wpdb->users, array( 'ID' => $id ) );
-
-	clean_user_cache( $user );
-
-	/** This action is documented in wp-admin/includes/user.php */
-	do_action( 'deleted_user', $id, null, $user );
-
-	return true;
+    global $wpdb;
+
+    if ( ! is_numeric( $id ) ) {
+        return false;
+    }
+
+    $id   = (int) $id;
+    $user = new WP_User( $id );
+
+    if ( ! $user->exists() ) {
+        return false;
+    }
+
+    // Global super-administrators are protected, and cannot be deleted.
+    $_super_admins = get_super_admins();
+    if ( in_array( $user->user_login, $_super_admins, true ) ) {
+        return false;
+    }
+
+    /**
+     * Fires before a user is deleted from the network.
+     *
+     * @since MU (3.0.0)
+     * @since 5.5.0 Added the `$user` parameter.
+     *
+     * @param int     $id   ID of the user about to be deleted from the network.
+     * @param WP_User $user WP_User object of the user about to be deleted from the network.
+     */
+    do_action( 'wpmu_delete_user', $id, $user );
+
+    $blogs = get_blogs_of_user( $id );
+
+    if ( ! empty( $blogs ) ) {
+        foreach ( $blogs as $blog ) {
+            switch_to_blog( $blog->userblog_id );
+            remove_user_from_blog( $id, $blog->userblog_id );
+
+            $post_ids = $wpdb->get_col( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_author = %d", $id ) );
+            foreach ( (array) $post_ids as $post_id ) {
+                wp_delete_post( $post_id );
+            }
+
+            // Clean links.
+            $link_ids = $wpdb->get_col( $wpdb->prepare( "SELECT link_id FROM $wpdb->links WHERE link_owner = %d", $id ) );
+
+            if ( $link_ids ) {
+                foreach ( $link_ids as $link_id ) {
+                    wp_delete_link( $link_id );
+                }
+            }
+
+            restore_current_blog();
+        }
+    }
+
+    $meta = $wpdb->get_col( $wpdb->prepare( "SELECT umeta_id FROM $wpdb->usermeta WHERE user_id = %d", $id ) );
+    foreach ( $meta as $mid ) {
+        delete_metadata_by_mid( 'user', $mid );
+    }
+
+    $wpdb->delete( $wpdb->users, array( 'ID' => $id ) );
+
+    clean_user_cache( $user );
+
+    /** This action is documented in wp-admin/includes/user.php */
+    do_action( 'deleted_user', $id, null, $user );
+
+    return true;
 }
 
 /**
@@ -222,28 +222,28 @@ 
  * @return bool True if user is over upload space quota, otherwise false.
  */
 function upload_is_user_over_quota( $display_message = true ) {
-	if ( get_site_option( 'upload_space_check_disabled' ) ) {
-		return false;
-	}
-
-	$space_allowed = get_space_allowed();
-	if ( ! is_numeric( $space_allowed ) ) {
-		$space_allowed = 10; // Default space allowed is 10 MB.
-	}
-	$space_used = get_space_used();
-
-	if ( ( $space_allowed - $space_used ) < 0 ) {
-		if ( $display_message ) {
-			printf(
-				/* translators: %s: Allowed space allocation. */
-				__( 'Sorry, you have used your space allocation of %s. Please delete some files to upload more files.' ),
-				size_format( $space_allowed * MB_IN_BYTES )
-			);
-		}
-		return true;
-	} else {
-		return false;
-	}
+    if ( get_site_option( 'upload_space_check_disabled' ) ) {
+        return false;
+    }
+
+    $space_allowed = get_space_allowed();
+    if ( ! is_numeric( $space_allowed ) ) {
+        $space_allowed = 10; // Default space allowed is 10 MB.
+    }
+    $space_used = get_space_used();
+
+    if ( ( $space_allowed - $space_used ) < 0 ) {
+        if ( $display_message ) {
+            printf(
+                /* translators: %s: Allowed space allocation. */
+                __( 'Sorry, you have used your space allocation of %s. Please delete some files to upload more files.' ),
+                size_format( $space_allowed * MB_IN_BYTES )
+            );
+        }
+        return true;
+    } else {
+        return false;
+    }
 }
 
 /**
@@ -252,18 +252,18 @@ 
  * @since MU (3.0.0)
  */
 function display_space_usage() {
-	$space_allowed = get_space_allowed();
-	$space_used    = get_space_used();
+    $space_allowed = get_space_allowed();
+    $space_used    = get_space_used();
 
-	$percent_used = ( $space_used / $space_allowed ) * 100;
+    $percent_used = ( $space_used / $space_allowed ) * 100;
 
-	$space = size_format( $space_allowed * MB_IN_BYTES );
-	?>
+    $space = size_format( $space_allowed * MB_IN_BYTES );
+    ?>
 	<strong>
 	<?php
-		/* translators: Storage space that's been used. 1: Percentage of used space, 2: Total space allowed in megabytes or gigabytes. */
-		printf( __( 'Used: %1$s%% of %2$s' ), number_format( $percent_used ), $space );
-	?>
+        /* translators: Storage space that's been used. 1: Percentage of used space, 2: Total space allowed in megabytes or gigabytes. */
+        printf( __( 'Used: %1$s%% of %2$s' ), number_format( $percent_used ), $space );
+    ?>
 	</strong>
 	<?php
 }
@@ -277,11 +277,11 @@ 
  * @return int Max size in bytes
  */
 function fix_import_form_size( $size ) {
-	if ( upload_is_user_over_quota( false ) ) {
-		return 0;
-	}
-	$available = get_upload_space_available();
-	return min( $size, $available );
+    if ( upload_is_user_over_quota( false ) ) {
+        return 0;
+    }
+    $available = get_upload_space_available();
+    return min( $size, $available );
 }
 
 /**
@@ -292,15 +292,15 @@ 
  * @param int $id The ID of the site to display the setting for.
  */
 function upload_space_setting( $id ) {
-	switch_to_blog( $id );
-	$quota = get_option( 'blog_upload_space' );
-	restore_current_blog();
+    switch_to_blog( $id );
+    $quota = get_option( 'blog_upload_space' );
+    restore_current_blog();
 
-	if ( ! $quota ) {
-		$quota = '';
-	}
+    if ( ! $quota ) {
+        $quota = '';
+    }
 
-	?>
+    ?>
 	<tr>
 		<th><label for="blog-upload-space-number"><?php _e( 'Site Upload Space Quota' ); ?></label></th>
 		<td>
@@ -320,16 +320,16 @@ 
  * @return int|false The ID of the refreshed user or false if the user does not exist.
  */
 function refresh_user_details( $id ) {
-	$id = (int) $id;
+    $id = (int) $id;
 
-	$user = get_userdata( $id );
-	if ( ! $user ) {
-		return false;
-	}
+    $user = get_userdata( $id );
+    if ( ! $user ) {
+        return false;
+    }
 
-	clean_user_cache( $user );
+    clean_user_cache( $user );
 
-	return $id;
+    return $id;
 }
 
 /**
@@ -342,205 +342,205 @@ 
  *                then the first two letters of $code is returned.
  */
 function format_code_lang( $code = '' ) {
-	$code       = strtolower( substr( $code, 0, 2 ) );
-	$lang_codes = array(
-		'aa' => 'Afar',
-		'ab' => 'Abkhazian',
-		'af' => 'Afrikaans',
-		'ak' => 'Akan',
-		'sq' => 'Albanian',
-		'am' => 'Amharic',
-		'ar' => 'Arabic',
-		'an' => 'Aragonese',
-		'hy' => 'Armenian',
-		'as' => 'Assamese',
-		'av' => 'Avaric',
-		'ae' => 'Avestan',
-		'ay' => 'Aymara',
-		'az' => 'Azerbaijani',
-		'ba' => 'Bashkir',
-		'bm' => 'Bambara',
-		'eu' => 'Basque',
-		'be' => 'Belarusian',
-		'bn' => 'Bengali',
-		'bh' => 'Bihari',
-		'bi' => 'Bislama',
-		'bs' => 'Bosnian',
-		'br' => 'Breton',
-		'bg' => 'Bulgarian',
-		'my' => 'Burmese',
-		'ca' => 'Catalan; Valencian',
-		'ch' => 'Chamorro',
-		'ce' => 'Chechen',
-		'zh' => 'Chinese',
-		'cu' => 'Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic',
-		'cv' => 'Chuvash',
-		'kw' => 'Cornish',
-		'co' => 'Corsican',
-		'cr' => 'Cree',
-		'cs' => 'Czech',
-		'da' => 'Danish',
-		'dv' => 'Divehi; Dhivehi; Maldivian',
-		'nl' => 'Dutch; Flemish',
-		'dz' => 'Dzongkha',
-		'en' => 'English',
-		'eo' => 'Esperanto',
-		'et' => 'Estonian',
-		'ee' => 'Ewe',
-		'fo' => 'Faroese',
-		'fj' => 'Fijjian',
-		'fi' => 'Finnish',
-		'fr' => 'French',
-		'fy' => 'Western Frisian',
-		'ff' => 'Fulah',
-		'ka' => 'Georgian',
-		'de' => 'German',
-		'gd' => 'Gaelic; Scottish Gaelic',
-		'ga' => 'Irish',
-		'gl' => 'Galician',
-		'gv' => 'Manx',
-		'el' => 'Greek, Modern',
-		'gn' => 'Guarani',
-		'gu' => 'Gujarati',
-		'ht' => 'Haitian; Haitian Creole',
-		'ha' => 'Hausa',
-		'he' => 'Hebrew',
-		'hz' => 'Herero',
-		'hi' => 'Hindi',
-		'ho' => 'Hiri Motu',
-		'hu' => 'Hungarian',
-		'ig' => 'Igbo',
-		'is' => 'Icelandic',
-		'io' => 'Ido',
-		'ii' => 'Sichuan Yi',
-		'iu' => 'Inuktitut',
-		'ie' => 'Interlingue',
-		'ia' => 'Interlingua (International Auxiliary Language Association)',
-		'id' => 'Indonesian',
-		'ik' => 'Inupiaq',
-		'it' => 'Italian',
-		'jv' => 'Javanese',
-		'ja' => 'Japanese',
-		'kl' => 'Kalaallisut; Greenlandic',
-		'kn' => 'Kannada',
-		'ks' => 'Kashmiri',
-		'kr' => 'Kanuri',
-		'kk' => 'Kazakh',
-		'km' => 'Central Khmer',
-		'ki' => 'Kikuyu; Gikuyu',
-		'rw' => 'Kinyarwanda',
-		'ky' => 'Kirghiz; Kyrgyz',
-		'kv' => 'Komi',
-		'kg' => 'Kongo',
-		'ko' => 'Korean',
-		'kj' => 'Kuanyama; Kwanyama',
-		'ku' => 'Kurdish',
-		'lo' => 'Lao',
-		'la' => 'Latin',
-		'lv' => 'Latvian',
-		'li' => 'Limburgan; Limburger; Limburgish',
-		'ln' => 'Lingala',
-		'lt' => 'Lithuanian',
-		'lb' => 'Luxembourgish; Letzeburgesch',
-		'lu' => 'Luba-Katanga',
-		'lg' => 'Ganda',
-		'mk' => 'Macedonian',
-		'mh' => 'Marshallese',
-		'ml' => 'Malayalam',
-		'mi' => 'Maori',
-		'mr' => 'Marathi',
-		'ms' => 'Malay',
-		'mg' => 'Malagasy',
-		'mt' => 'Maltese',
-		'mo' => 'Moldavian',
-		'mn' => 'Mongolian',
-		'na' => 'Nauru',
-		'nv' => 'Navajo; Navaho',
-		'nr' => 'Ndebele, South; South Ndebele',
-		'nd' => 'Ndebele, North; North Ndebele',
-		'ng' => 'Ndonga',
-		'ne' => 'Nepali',
-		'nn' => 'Norwegian Nynorsk; Nynorsk, Norwegian',
-		'nb' => 'Bokmål, Norwegian, Norwegian Bokmål',
-		'no' => 'Norwegian',
-		'ny' => 'Chichewa; Chewa; Nyanja',
-		'oc' => 'Occitan, Provençal',
-		'oj' => 'Ojibwa',
-		'or' => 'Oriya',
-		'om' => 'Oromo',
-		'os' => 'Ossetian; Ossetic',
-		'pa' => 'Panjabi; Punjabi',
-		'fa' => 'Persian',
-		'pi' => 'Pali',
-		'pl' => 'Polish',
-		'pt' => 'Portuguese',
-		'ps' => 'Pushto',
-		'qu' => 'Quechua',
-		'rm' => 'Romansh',
-		'ro' => 'Romanian',
-		'rn' => 'Rundi',
-		'ru' => 'Russian',
-		'sg' => 'Sango',
-		'sa' => 'Sanskrit',
-		'sr' => 'Serbian',
-		'hr' => 'Croatian',
-		'si' => 'Sinhala; Sinhalese',
-		'sk' => 'Slovak',
-		'sl' => 'Slovenian',
-		'se' => 'Northern Sami',
-		'sm' => 'Samoan',
-		'sn' => 'Shona',
-		'sd' => 'Sindhi',
-		'so' => 'Somali',
-		'st' => 'Sotho, Southern',
-		'es' => 'Spanish; Castilian',
-		'sc' => 'Sardinian',
-		'ss' => 'Swati',
-		'su' => 'Sundanese',
-		'sw' => 'Swahili',
-		'sv' => 'Swedish',
-		'ty' => 'Tahitian',
-		'ta' => 'Tamil',
-		'tt' => 'Tatar',
-		'te' => 'Telugu',
-		'tg' => 'Tajik',
-		'tl' => 'Tagalog',
-		'th' => 'Thai',
-		'bo' => 'Tibetan',
-		'ti' => 'Tigrinya',
-		'to' => 'Tonga (Tonga Islands)',
-		'tn' => 'Tswana',
-		'ts' => 'Tsonga',
-		'tk' => 'Turkmen',
-		'tr' => 'Turkish',
-		'tw' => 'Twi',
-		'ug' => 'Uighur; Uyghur',
-		'uk' => 'Ukrainian',
-		'ur' => 'Urdu',
-		'uz' => 'Uzbek',
-		've' => 'Venda',
-		'vi' => 'Vietnamese',
-		'vo' => 'Volapük',
-		'cy' => 'Welsh',
-		'wa' => 'Walloon',
-		'wo' => 'Wolof',
-		'xh' => 'Xhosa',
-		'yi' => 'Yiddish',
-		'yo' => 'Yoruba',
-		'za' => 'Zhuang; Chuang',
-		'zu' => 'Zulu',
-	);
-
-	/**
-	 * Filters the language codes.
-	 *
-	 * @since MU (3.0.0)
-	 *
-	 * @param string[] $lang_codes Array of key/value pairs of language codes where key is the short version.
-	 * @param string   $code       A two-letter designation of the language.
-	 */
-	$lang_codes = apply_filters( 'lang_codes', $lang_codes, $code );
-	return strtr( $code, $lang_codes );
+    $code       = strtolower( substr( $code, 0, 2 ) );
+    $lang_codes = array(
+        'aa' => 'Afar',
+        'ab' => 'Abkhazian',
+        'af' => 'Afrikaans',
+        'ak' => 'Akan',
+        'sq' => 'Albanian',
+        'am' => 'Amharic',
+        'ar' => 'Arabic',
+        'an' => 'Aragonese',
+        'hy' => 'Armenian',
+        'as' => 'Assamese',
+        'av' => 'Avaric',
+        'ae' => 'Avestan',
+        'ay' => 'Aymara',
+        'az' => 'Azerbaijani',
+        'ba' => 'Bashkir',
+        'bm' => 'Bambara',
+        'eu' => 'Basque',
+        'be' => 'Belarusian',
+        'bn' => 'Bengali',
+        'bh' => 'Bihari',
+        'bi' => 'Bislama',
+        'bs' => 'Bosnian',
+        'br' => 'Breton',
+        'bg' => 'Bulgarian',
+        'my' => 'Burmese',
+        'ca' => 'Catalan; Valencian',
+        'ch' => 'Chamorro',
+        'ce' => 'Chechen',
+        'zh' => 'Chinese',
+        'cu' => 'Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic',
+        'cv' => 'Chuvash',
+        'kw' => 'Cornish',
+        'co' => 'Corsican',
+        'cr' => 'Cree',
+        'cs' => 'Czech',
+        'da' => 'Danish',
+        'dv' => 'Divehi; Dhivehi; Maldivian',
+        'nl' => 'Dutch; Flemish',
+        'dz' => 'Dzongkha',
+        'en' => 'English',
+        'eo' => 'Esperanto',
+        'et' => 'Estonian',
+        'ee' => 'Ewe',
+        'fo' => 'Faroese',
+        'fj' => 'Fijjian',
+        'fi' => 'Finnish',
+        'fr' => 'French',
+        'fy' => 'Western Frisian',
+        'ff' => 'Fulah',
+        'ka' => 'Georgian',
+        'de' => 'German',
+        'gd' => 'Gaelic; Scottish Gaelic',
+        'ga' => 'Irish',
+        'gl' => 'Galician',
+        'gv' => 'Manx',
+        'el' => 'Greek, Modern',
+        'gn' => 'Guarani',
+        'gu' => 'Gujarati',
+        'ht' => 'Haitian; Haitian Creole',
+        'ha' => 'Hausa',
+        'he' => 'Hebrew',
+        'hz' => 'Herero',
+        'hi' => 'Hindi',
+        'ho' => 'Hiri Motu',
+        'hu' => 'Hungarian',
+        'ig' => 'Igbo',
+        'is' => 'Icelandic',
+        'io' => 'Ido',
+        'ii' => 'Sichuan Yi',
+        'iu' => 'Inuktitut',
+        'ie' => 'Interlingue',
+        'ia' => 'Interlingua (International Auxiliary Language Association)',
+        'id' => 'Indonesian',
+        'ik' => 'Inupiaq',
+        'it' => 'Italian',
+        'jv' => 'Javanese',
+        'ja' => 'Japanese',
+        'kl' => 'Kalaallisut; Greenlandic',
+        'kn' => 'Kannada',
+        'ks' => 'Kashmiri',
+        'kr' => 'Kanuri',
+        'kk' => 'Kazakh',
+        'km' => 'Central Khmer',
+        'ki' => 'Kikuyu; Gikuyu',
+        'rw' => 'Kinyarwanda',
+        'ky' => 'Kirghiz; Kyrgyz',
+        'kv' => 'Komi',
+        'kg' => 'Kongo',
+        'ko' => 'Korean',
+        'kj' => 'Kuanyama; Kwanyama',
+        'ku' => 'Kurdish',
+        'lo' => 'Lao',
+        'la' => 'Latin',
+        'lv' => 'Latvian',
+        'li' => 'Limburgan; Limburger; Limburgish',
+        'ln' => 'Lingala',
+        'lt' => 'Lithuanian',
+        'lb' => 'Luxembourgish; Letzeburgesch',
+        'lu' => 'Luba-Katanga',
+        'lg' => 'Ganda',
+        'mk' => 'Macedonian',
+        'mh' => 'Marshallese',
+        'ml' => 'Malayalam',
+        'mi' => 'Maori',
+        'mr' => 'Marathi',
+        'ms' => 'Malay',
+        'mg' => 'Malagasy',
+        'mt' => 'Maltese',
+        'mo' => 'Moldavian',
+        'mn' => 'Mongolian',
+        'na' => 'Nauru',
+        'nv' => 'Navajo; Navaho',
+        'nr' => 'Ndebele, South; South Ndebele',
+        'nd' => 'Ndebele, North; North Ndebele',
+        'ng' => 'Ndonga',
+        'ne' => 'Nepali',
+        'nn' => 'Norwegian Nynorsk; Nynorsk, Norwegian',
+        'nb' => 'Bokmål, Norwegian, Norwegian Bokmål',
+        'no' => 'Norwegian',
+        'ny' => 'Chichewa; Chewa; Nyanja',
+        'oc' => 'Occitan, Provençal',
+        'oj' => 'Ojibwa',
+        'or' => 'Oriya',
+        'om' => 'Oromo',
+        'os' => 'Ossetian; Ossetic',
+        'pa' => 'Panjabi; Punjabi',
+        'fa' => 'Persian',
+        'pi' => 'Pali',
+        'pl' => 'Polish',
+        'pt' => 'Portuguese',
+        'ps' => 'Pushto',
+        'qu' => 'Quechua',
+        'rm' => 'Romansh',
+        'ro' => 'Romanian',
+        'rn' => 'Rundi',
+        'ru' => 'Russian',
+        'sg' => 'Sango',
+        'sa' => 'Sanskrit',
+        'sr' => 'Serbian',
+        'hr' => 'Croatian',
+        'si' => 'Sinhala; Sinhalese',
+        'sk' => 'Slovak',
+        'sl' => 'Slovenian',
+        'se' => 'Northern Sami',
+        'sm' => 'Samoan',
+        'sn' => 'Shona',
+        'sd' => 'Sindhi',
+        'so' => 'Somali',
+        'st' => 'Sotho, Southern',
+        'es' => 'Spanish; Castilian',
+        'sc' => 'Sardinian',
+        'ss' => 'Swati',
+        'su' => 'Sundanese',
+        'sw' => 'Swahili',
+        'sv' => 'Swedish',
+        'ty' => 'Tahitian',
+        'ta' => 'Tamil',
+        'tt' => 'Tatar',
+        'te' => 'Telugu',
+        'tg' => 'Tajik',
+        'tl' => 'Tagalog',
+        'th' => 'Thai',
+        'bo' => 'Tibetan',
+        'ti' => 'Tigrinya',
+        'to' => 'Tonga (Tonga Islands)',
+        'tn' => 'Tswana',
+        'ts' => 'Tsonga',
+        'tk' => 'Turkmen',
+        'tr' => 'Turkish',
+        'tw' => 'Twi',
+        'ug' => 'Uighur; Uyghur',
+        'uk' => 'Ukrainian',
+        'ur' => 'Urdu',
+        'uz' => 'Uzbek',
+        've' => 'Venda',
+        'vi' => 'Vietnamese',
+        'vo' => 'Volapük',
+        'cy' => 'Welsh',
+        'wa' => 'Walloon',
+        'wo' => 'Wolof',
+        'xh' => 'Xhosa',
+        'yi' => 'Yiddish',
+        'yo' => 'Yoruba',
+        'za' => 'Zhuang; Chuang',
+        'zu' => 'Zulu',
+    );
+
+    /**
+     * Filters the language codes.
+     *
+     * @since MU (3.0.0)
+     *
+     * @param string[] $lang_codes Array of key/value pairs of language codes where key is the short version.
+     * @param string   $code       A two-letter designation of the language.
+     */
+    $lang_codes = apply_filters( 'lang_codes', $lang_codes, $code );
+    return strtr( $code, $lang_codes );
 }
 
 /**
@@ -556,14 +556,14 @@ 
  *                       if `$taxonomy` is 'category' or 'post_tag'.
  */
 function sync_category_tag_slugs( $term, $taxonomy ) {
-	if ( global_terms_enabled() && ( 'category' === $taxonomy || 'post_tag' === $taxonomy ) ) {
-		if ( is_object( $term ) ) {
-			$term->slug = sanitize_title( $term->name );
-		} else {
-			$term['slug'] = sanitize_title( $term['name'] );
-		}
-	}
-	return $term;
+    if ( global_terms_enabled() && ( 'category' === $taxonomy || 'post_tag' === $taxonomy ) ) {
+        if ( is_object( $term ) ) {
+            $term->slug = sanitize_title( $term->name );
+        } else {
+            $term['slug'] = sanitize_title( $term['name'] );
+        }
+    }
+    return $term;
 }
 
 /**
@@ -574,50 +574,50 @@ 
  * @access private
  */
 function _access_denied_splash() {
-	if ( ! is_user_logged_in() || is_network_admin() ) {
-		return;
-	}
-
-	$blogs = get_blogs_of_user( get_current_user_id() );
-
-	if ( wp_list_filter( $blogs, array( 'userblog_id' => get_current_blog_id() ) ) ) {
-		return;
-	}
-
-	$blog_name = get_bloginfo( 'name' );
-
-	if ( empty( $blogs ) ) {
-		wp_die(
-			sprintf(
-				/* translators: 1: Site title. */
-				__( 'You attempted to access the "%1$s" dashboard, but you do not currently have privileges on this site. If you believe you should be able to access the "%1$s" dashboard, please contact your network administrator.' ),
-				$blog_name
-			),
-			403
-		);
-	}
-
-	$output = '<p>' . sprintf(
-		/* translators: 1: Site title. */
-		__( 'You attempted to access the "%1$s" dashboard, but you do not currently have privileges on this site. If you believe you should be able to access the "%1$s" dashboard, please contact your network administrator.' ),
-		$blog_name
-	) . '</p>';
-	$output .= '<p>' . __( 'If you reached this screen by accident and meant to visit one of your own sites, here are some shortcuts to help you find your way.' ) . '</p>';
-
-	$output .= '<h3>' . __( 'Your Sites' ) . '</h3>';
-	$output .= '<table>';
-
-	foreach ( $blogs as $blog ) {
-		$output .= '<tr>';
-		$output .= "<td>{$blog->blogname}</td>";
-		$output .= '<td><a href="' . esc_url( get_admin_url( $blog->userblog_id ) ) . '">' . __( 'Visit Dashboard' ) . '</a> | ' .
-			'<a href="' . esc_url( get_home_url( $blog->userblog_id ) ) . '">' . __( 'View Site' ) . '</a></td>';
-		$output .= '</tr>';
-	}
-
-	$output .= '</table>';
-
-	wp_die( $output, 403 );
+    if ( ! is_user_logged_in() || is_network_admin() ) {
+        return;
+    }
+
+    $blogs = get_blogs_of_user( get_current_user_id() );
+
+    if ( wp_list_filter( $blogs, array( 'userblog_id' => get_current_blog_id() ) ) ) {
+        return;
+    }
+
+    $blog_name = get_bloginfo( 'name' );
+
+    if ( empty( $blogs ) ) {
+        wp_die(
+            sprintf(
+                /* translators: 1: Site title. */
+                __( 'You attempted to access the "%1$s" dashboard, but you do not currently have privileges on this site. If you believe you should be able to access the "%1$s" dashboard, please contact your network administrator.' ),
+                $blog_name
+            ),
+            403
+        );
+    }
+
+    $output = '<p>' . sprintf(
+        /* translators: 1: Site title. */
+        __( 'You attempted to access the "%1$s" dashboard, but you do not currently have privileges on this site. If you believe you should be able to access the "%1$s" dashboard, please contact your network administrator.' ),
+        $blog_name
+    ) . '</p>';
+    $output .= '<p>' . __( 'If you reached this screen by accident and meant to visit one of your own sites, here are some shortcuts to help you find your way.' ) . '</p>';
+
+    $output .= '<h3>' . __( 'Your Sites' ) . '</h3>';
+    $output .= '<table>';
+
+    foreach ( $blogs as $blog ) {
+        $output .= '<tr>';
+        $output .= "<td>{$blog->blogname}</td>";
+        $output .= '<td><a href="' . esc_url( get_admin_url( $blog->userblog_id ) ) . '">' . __( 'Visit Dashboard' ) . '</a> | ' .
+            '<a href="' . esc_url( get_home_url( $blog->userblog_id ) ) . '">' . __( 'View Site' ) . '</a></td>';
+        $output .= '</tr>';
+    }
+
+    $output .= '</table>';
+
+    wp_die( $output, 403 );
 }
 
 /**
@@ -629,11 +629,11 @@ 
  * @return bool True if the user has proper permissions, false if they do not.
  */
 function check_import_new_users( $permission ) {
-	if ( ! current_user_can( 'manage_network_users' ) ) {
-		return false;
-	}
+    if ( ! current_user_can( 'manage_network_users' ) ) {
+        return false;
+    }
 
-	return true;
+    return true;
 }
 // See "import_allow_fetch_attachments" and "import_attachment_size_limit" filters too.
 
@@ -646,45 +646,45 @@ 
  * @param string   $current    Optional. The current language code. Default empty.
  */
 function mu_dropdown_languages( $lang_files = array(), $current = '' ) {
-	$flag   = false;
-	$output = array();
-
-	foreach ( (array) $lang_files as $val ) {
-		$code_lang = basename( $val, '.mo' );
-
-		if ( 'en_US' === $code_lang ) { // American English.
-			$flag          = true;
-			$ae            = __( 'American English' );
-			$output[ $ae ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . $ae . '</option>';
-		} elseif ( 'en_GB' === $code_lang ) { // British English.
-			$flag          = true;
-			$be            = __( 'British English' );
-			$output[ $be ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . $be . '</option>';
-		} else {
-			$translated            = format_code_lang( $code_lang );
-			$output[ $translated ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . esc_html( $translated ) . '</option>';
-		}
-	}
-
-	if ( false === $flag ) { // WordPress English.
-		$output[] = '<option value=""' . selected( $current, '', false ) . '>' . __( 'English' ) . '</option>';
-	}
-
-	// Order by name.
-	uksort( $output, 'strnatcasecmp' );
-
-	/**
-	 * Filters the languages available in the dropdown.
-	 *
-	 * @since MU (3.0.0)
-	 *
-	 * @param string[] $output     Array of HTML output for the dropdown.
-	 * @param string[] $lang_files Array of available language files.
-	 * @param string   $current    The current language code.
-	 */
-	$output = apply_filters( 'mu_dropdown_languages', $output, $lang_files, $current );
-
-	echo implode( "\n\t", $output );
+    $flag   = false;
+    $output = array();
+
+    foreach ( (array) $lang_files as $val ) {
+        $code_lang = basename( $val, '.mo' );
+
+        if ( 'en_US' === $code_lang ) { // American English.
+            $flag          = true;
+            $ae            = __( 'American English' );
+            $output[ $ae ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . $ae . '</option>';
+        } elseif ( 'en_GB' === $code_lang ) { // British English.
+            $flag          = true;
+            $be            = __( 'British English' );
+            $output[ $be ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . $be . '</option>';
+        } else {
+            $translated            = format_code_lang( $code_lang );
+            $output[ $translated ] = '<option value="' . esc_attr( $code_lang ) . '"' . selected( $current, $code_lang, false ) . '> ' . esc_html( $translated ) . '</option>';
+        }
+    }
+
+    if ( false === $flag ) { // WordPress English.
+        $output[] = '<option value=""' . selected( $current, '', false ) . '>' . __( 'English' ) . '</option>';
+    }
+
+    // Order by name.
+    uksort( $output, 'strnatcasecmp' );
+
+    /**
+     * Filters the languages available in the dropdown.
+     *
+     * @since MU (3.0.0)
+     *
+     * @param string[] $output     Array of HTML output for the dropdown.
+     * @param string[] $lang_files Array of available language files.
+     * @param string   $current    The current language code.
+     */
+    $output = apply_filters( 'mu_dropdown_languages', $output, $lang_files, $current );
+
+    echo implode( "\n\t", $output );
 }
 
 /**
@@ -698,23 +698,23 @@ 
  * @return void|false Void on success. False if the current user is not a super admin.
  */
 function site_admin_notice() {
-	global $wp_db_version, $pagenow;
-
-	if ( ! current_user_can( 'upgrade_network' ) ) {
-		return false;
-	}
-
-	if ( 'upgrade.php' === $pagenow ) {
-		return;
-	}
-
-	if ( (int) get_site_option( 'wpmu_upgrade_site' ) !== $wp_db_version ) {
-		echo "<div class='update-nag notice notice-warning inline'>" . sprintf(
-			/* translators: %s: URL to Upgrade Network screen. */
-			__( 'Thank you for Updating! Please visit the <a href="%s">Upgrade Network</a> page to update all your sites.' ),
-			esc_url( network_admin_url( 'upgrade.php' ) )
-		) . '</div>';
-	}
+    global $wp_db_version, $pagenow;
+
+    if ( ! current_user_can( 'upgrade_network' ) ) {
+        return false;
+    }
+
+    if ( 'upgrade.php' === $pagenow ) {
+        return;
+    }
+
+    if ( (int) get_site_option( 'wpmu_upgrade_site' ) !== $wp_db_version ) {
+        echo "<div class='update-nag notice notice-warning inline'>" . sprintf(
+            /* translators: %s: URL to Upgrade Network screen. */
+            __( 'Thank you for Updating! Please visit the <a href="%s">Upgrade Network</a> page to update all your sites.' ),
+            esc_url( network_admin_url( 'upgrade.php' ) )
+        ) . '</div>';
+    }
 }
 
 /**
@@ -730,35 +730,35 @@ 
  * @return array The new array of post data after checking for collisions.
  */
 function avoid_blog_page_permalink_collision( $data, $postarr ) {
-	if ( is_subdomain_install() ) {
-		return $data;
-	}
-	if ( 'page' !== $data['post_type'] ) {
-		return $data;
-	}
-	if ( ! isset( $data['post_name'] ) || '' === $data['post_name'] ) {
-		return $data;
-	}
-	if ( ! is_main_site() ) {
-		return $data;
-	}
-	if ( isset( $data['post_parent'] ) && $data['post_parent'] ) {
-		return $data;
-	}
-
-	$post_name = $data['post_name'];
-	$c         = 0;
-
-	while ( $c < 10 && get_id_from_blogname( $post_name ) ) {
-		$post_name .= mt_rand( 1, 10 );
-		$c++;
-	}
-
-	if ( $post_name !== $data['post_name'] ) {
-		$data['post_name'] = $post_name;
-	}
-
-	return $data;
+    if ( is_subdomain_install() ) {
+        return $data;
+    }
+    if ( 'page' !== $data['post_type'] ) {
+        return $data;
+    }
+    if ( ! isset( $data['post_name'] ) || '' === $data['post_name'] ) {
+        return $data;
+    }
+    if ( ! is_main_site() ) {
+        return $data;
+    }
+    if ( isset( $data['post_parent'] ) && $data['post_parent'] ) {
+        return $data;
+    }
+
+    $post_name = $data['post_name'];
+    $c         = 0;
+
+    while ( $c < 10 && get_id_from_blogname( $post_name ) ) {
+        $post_name .= mt_rand( 1, 10 );
+        $c++;
+    }
+
+    if ( $post_name !== $data['post_name'] ) {
+        $data['post_name'] = $post_name;
+    }
+
+    return $data;
 }
 
 /**
@@ -770,45 +770,45 @@ 
  * @since 3.0.0
  */
 function choose_primary_blog() {
-	?>
+    ?>
 	<table class="form-table" role="presentation">
 	<tr>
 	<?php /* translators: My Sites label. */ ?>
 		<th scope="row"><label for="primary_blog"><?php _e( 'Primary Site' ); ?></label></th>
 		<td>
 		<?php
-		$all_blogs    = get_blogs_of_user( get_current_user_id() );
-		$primary_blog = (int) get_user_meta( get_current_user_id(), 'primary_blog', true );
-		if ( count( $all_blogs ) > 1 ) {
-			$found = false;
-			?>
+        $all_blogs    = get_blogs_of_user( get_current_user_id() );
+        $primary_blog = (int) get_user_meta( get_current_user_id(), 'primary_blog', true );
+        if ( count( $all_blogs ) > 1 ) {
+            $found = false;
+            ?>
 			<select name="primary_blog" id="primary_blog">
 				<?php
-				foreach ( (array) $all_blogs as $blog ) {
-					if ( $blog->userblog_id === $primary_blog ) {
-						$found = true;
-					}
-					?>
+                foreach ( (array) $all_blogs as $blog ) {
+                    if ( $blog->userblog_id === $primary_blog ) {
+                        $found = true;
+                    }
+                    ?>
 					<option value="<?php echo $blog->userblog_id; ?>"<?php selected( $primary_blog, $blog->userblog_id ); ?>><?php echo esc_url( get_home_url( $blog->userblog_id ) ); ?></option>
 					<?php
-				}
-				?>
+                }
+                ?>
 			</select>
 			<?php
-			if ( ! $found ) {
-				$blog = reset( $all_blogs );
-				update_user_meta( get_current_user_id(), 'primary_blog', $blog->userblog_id );
-			}
-		} elseif ( 1 === count( $all_blogs ) ) {
-			$blog = reset( $all_blogs );
-			echo esc_url( get_home_url( $blog->userblog_id ) );
-			if ( $blog->userblog_id !== $primary_blog ) { // Set the primary blog again if it's out of sync with blog list.
-				update_user_meta( get_current_user_id(), 'primary_blog', $blog->userblog_id );
-			}
-		} else {
-			echo 'N/A';
-		}
-		?>
+            if ( ! $found ) {
+                $blog = reset( $all_blogs );
+                update_user_meta( get_current_user_id(), 'primary_blog', $blog->userblog_id );
+            }
+        } elseif ( 1 === count( $all_blogs ) ) {
+            $blog = reset( $all_blogs );
+            echo esc_url( get_home_url( $blog->userblog_id ) );
+            if ( $blog->userblog_id !== $primary_blog ) { // Set the primary blog again if it's out of sync with blog list.
+                update_user_meta( get_current_user_id(), 'primary_blog', $blog->userblog_id );
+            }
+        } else {
+            echo 'N/A';
+        }
+        ?>
 		</td>
 	</tr>
 	</table>
@@ -827,21 +827,21 @@ 
  * @return bool True if network can be edited, otherwise false.
  */
 function can_edit_network( $network_id ) {
-	if ( get_current_network_id() === (int) $network_id ) {
-		$result = true;
-	} else {
-		$result = false;
-	}
-
-	/**
-	 * Filters whether this network can be edited from this page.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @param bool $result     Whether the network can be edited from this page.
-	 * @param int  $network_id The network ID to check.
-	 */
-	return apply_filters( 'can_edit_network', $result, $network_id );
+    if ( get_current_network_id() === (int) $network_id ) {
+        $result = true;
+    } else {
+        $result = false;
+    }
+
+    /**
+     * Filters whether this network can be edited from this page.
+     *
+     * @since 3.1.0
+     *
+     * @param bool $result     Whether the network can be edited from this page.
+     * @param int  $network_id The network ID to check.
+     */
+    return apply_filters( 'can_edit_network', $result, $network_id );
 }
 
 /**
@@ -852,7 +852,7 @@ 
  * @access private
  */
 function _thickbox_path_admin_subfolder() {
-	?>
+    ?>
 <script type="text/javascript">
 var tb_pathToImage = "<?php echo esc_js( includes_url( 'js/thickbox/loadingAnimation.gif', 'relative' ) ); ?>";
 </script>
@@ -863,11 +863,11 @@ 
  * @param array $users
  */
 function confirm_delete_users( $users ) {
-	$current_user = wp_get_current_user();
-	if ( ! is_array( $users ) || empty( $users ) ) {
-		return false;
-	}
-	?>
+    $current_user = wp_get_current_user();
+    if ( ! is_array( $users ) || empty( $users ) ) {
+        return false;
+    }
+    ?>
 	<h1><?php esc_html_e( 'Users' ); ?></h1>
 
 	<?php if ( 1 === count( $users ) ) : ?>
@@ -879,89 +879,89 @@ 
 	<form action="users.php?action=dodelete" method="post">
 	<input type="hidden" name="dodelete" />
 	<?php
-	wp_nonce_field( 'ms-users-delete' );
-	$site_admins = get_super_admins();
-	$admin_out   = '<option value="' . esc_attr( $current_user->ID ) . '">' . $current_user->user_login . '</option>';
-	?>
+    wp_nonce_field( 'ms-users-delete' );
+    $site_admins = get_super_admins();
+    $admin_out   = '<option value="' . esc_attr( $current_user->ID ) . '">' . $current_user->user_login . '</option>';
+    ?>
 	<table class="form-table" role="presentation">
 	<?php
-	$allusers = (array) $_POST['allusers'];
-	foreach ( $allusers as $user_id ) {
-		if ( '' !== $user_id && '0' !== $user_id ) {
-			$delete_user = get_userdata( $user_id );
-
-			if ( ! current_user_can( 'delete_user', $delete_user->ID ) ) {
-				wp_die(
-					sprintf(
-						/* translators: %s: User login. */
-						__( 'Warning! User %s cannot be deleted.' ),
-						$delete_user->user_login
-					)
-				);
-			}
-
-			if ( in_array( $delete_user->user_login, $site_admins, true ) ) {
-				wp_die(
-					sprintf(
-						/* translators: %s: User login. */
-						__( 'Warning! User cannot be deleted. The user %s is a network administrator.' ),
-						'<em>' . $delete_user->user_login . '</em>'
-					)
-				);
-			}
-			?>
+    $allusers = (array) $_POST['allusers'];
+    foreach ( $allusers as $user_id ) {
+        if ( '' !== $user_id && '0' !== $user_id ) {
+            $delete_user = get_userdata( $user_id );
+
+            if ( ! current_user_can( 'delete_user', $delete_user->ID ) ) {
+                wp_die(
+                    sprintf(
+                        /* translators: %s: User login. */
+                        __( 'Warning! User %s cannot be deleted.' ),
+                        $delete_user->user_login
+                    )
+                );
+            }
+
+            if ( in_array( $delete_user->user_login, $site_admins, true ) ) {
+                wp_die(
+                    sprintf(
+                        /* translators: %s: User login. */
+                        __( 'Warning! User cannot be deleted. The user %s is a network administrator.' ),
+                        '<em>' . $delete_user->user_login . '</em>'
+                    )
+                );
+            }
+            ?>
 			<tr>
 				<th scope="row"><?php echo $delete_user->user_login; ?>
 					<?php echo '<input type="hidden" name="user[]" value="' . esc_attr( $user_id ) . '" />' . "\n"; ?>
 				</th>
 			<?php
-			$blogs = get_blogs_of_user( $user_id, true );
+            $blogs = get_blogs_of_user( $user_id, true );
 
-			if ( ! empty( $blogs ) ) {
-				?>
+            if ( ! empty( $blogs ) ) {
+                ?>
 				<td><fieldset><p><legend>
 				<?php
-				printf(
-					/* translators: %s: User login. */
-					__( 'What should be done with content owned by %s?' ),
-					'<em>' . $delete_user->user_login . '</em>'
-				);
-				?>
+                printf(
+                    /* translators: %s: User login. */
+                    __( 'What should be done with content owned by %s?' ),
+                    '<em>' . $delete_user->user_login . '</em>'
+                );
+                ?>
 				</legend></p>
 				<?php
-				foreach ( (array) $blogs as $key => $details ) {
-					$blog_users = get_users(
-						array(
-							'blog_id' => $details->userblog_id,
-							'fields'  => array( 'ID', 'user_login' ),
-						)
-					);
-
-					if ( is_array( $blog_users ) && ! empty( $blog_users ) ) {
-						$user_site      = "<a href='" . esc_url( get_home_url( $details->userblog_id ) ) . "'>{$details->blogname}</a>";
-						$user_dropdown  = '<label for="reassign_user" class="screen-reader-text">' . __( 'Select a user' ) . '</label>';
-						$user_dropdown .= "<select name='blog[$user_id][$key]' id='reassign_user'>";
-						$user_list      = '';
-
-						foreach ( $blog_users as $user ) {
-							if ( ! in_array( (int) $user->ID, $allusers, true ) ) {
-								$user_list .= "<option value='{$user->ID}'>{$user->user_login}</option>";
-							}
-						}
-
-						if ( '' === $user_list ) {
-							$user_list = $admin_out;
-						}
-
-						$user_dropdown .= $user_list;
-						$user_dropdown .= "</select>\n";
-						?>
+                foreach ( (array) $blogs as $key => $details ) {
+                    $blog_users = get_users(
+                        array(
+                            'blog_id' => $details->userblog_id,
+                            'fields'  => array( 'ID', 'user_login' ),
+                        )
+                    );
+
+                    if ( is_array( $blog_users ) && ! empty( $blog_users ) ) {
+                        $user_site      = "<a href='" . esc_url( get_home_url( $details->userblog_id ) ) . "'>{$details->blogname}</a>";
+                        $user_dropdown  = '<label for="reassign_user" class="screen-reader-text">' . __( 'Select a user' ) . '</label>';
+                        $user_dropdown .= "<select name='blog[$user_id][$key]' id='reassign_user'>";
+                        $user_list      = '';
+
+                        foreach ( $blog_users as $user ) {
+                            if ( ! in_array( (int) $user->ID, $allusers, true ) ) {
+                                $user_list .= "<option value='{$user->ID}'>{$user->user_login}</option>";
+                            }
+                        }
+
+                        if ( '' === $user_list ) {
+                            $user_list = $admin_out;
+                        }
+
+                        $user_dropdown .= $user_list;
+                        $user_dropdown .= "</select>\n";
+                        ?>
 						<ul style="list-style:none;">
 							<li>
 								<?php
-								/* translators: %s: Link to user's site. */
-								printf( __( 'Site: %s' ), $user_site );
-								?>
+                                /* translators: %s: Link to user's site. */
+                                printf( __( 'Site: %s' ), $user_site );
+                                ?>
 							</li>
 							<li><label><input type="radio" id="delete_option0" name="delete[<?php echo $details->userblog_id . '][' . $delete_user->ID; ?>]" value="delete" checked="checked" />
 							<?php _e( 'Delete all content.' ); ?></label></li>
@@ -970,37 +970,37 @@ 
 							<?php echo $user_dropdown; ?></li>
 						</ul>
 						<?php
-					}
-				}
-				echo '</fieldset></td></tr>';
-			} else {
-				?>
+                    }
+                }
+                echo '</fieldset></td></tr>';
+            } else {
+                ?>
 				<td><p><?php _e( 'User has no sites or content and will be deleted.' ); ?></p></td>
 			<?php } ?>
 			</tr>
 			<?php
-		}
-	}
+        }
+    }
 
-	?>
+    ?>
 	</table>
 	<?php
-	/** This action is documented in wp-admin/users.php */
-	do_action( 'delete_user_form', $current_user, $allusers );
+    /** This action is documented in wp-admin/users.php */
+    do_action( 'delete_user_form', $current_user, $allusers );
 
-	if ( 1 === count( $users ) ) :
-		?>
+    if ( 1 === count( $users ) ) :
+        ?>
 		<p><?php _e( 'Once you hit &#8220;Confirm Deletion&#8221;, the user will be permanently removed.' ); ?></p>
 	<?php else : ?>
 		<p><?php _e( 'Once you hit &#8220;Confirm Deletion&#8221;, these users will be permanently removed.' ); ?></p>
 		<?php
-	endif;
+    endif;
 
-	submit_button( __( 'Confirm Deletion' ), 'primary' );
-	?>
+    submit_button( __( 'Confirm Deletion' ), 'primary' );
+    ?>
 	</form>
 	<?php
-	return true;
+    return true;
 }
 
 /**
@@ -1009,7 +1009,7 @@ 
  * @since 4.1.0
  */
 function network_settings_add_js() {
-	?>
+    ?>
 <script type="text/javascript">
 jQuery( function($) {
 	var languageSelect = $( '#WPLANG' );
@@ -1042,98 +1042,98 @@ 
  */
 function network_edit_site_nav( $args = array() ) {
 
-	/**
-	 * Filters the links that appear on site-editing network pages.
-	 *
-	 * Default links: 'site-info', 'site-users', 'site-themes', and 'site-settings'.
-	 *
-	 * @since 4.6.0
-	 *
-	 * @param array $links {
-	 *     An array of link data representing individual network admin pages.
-	 *
-	 *     @type array $link_slug {
-	 *         An array of information about the individual link to a page.
-	 *
-	 *         $type string $label Label to use for the link.
-	 *         $type string $url   URL, relative to `network_admin_url()` to use for the link.
-	 *         $type string $cap   Capability required to see the link.
-	 *     }
-	 * }
-	 */
-	$links = apply_filters(
-		'network_edit_site_nav_links',
-		array(
-			'site-info'     => array(
-				'label' => __( 'Info' ),
-				'url'   => 'site-info.php',
-				'cap'   => 'manage_sites',
-			),
-			'site-users'    => array(
-				'label' => __( 'Users' ),
-				'url'   => 'site-users.php',
-				'cap'   => 'manage_sites',
-			),
-			'site-themes'   => array(
-				'label' => __( 'Themes' ),
-				'url'   => 'site-themes.php',
-				'cap'   => 'manage_sites',
-			),
-			'site-settings' => array(
-				'label' => __( 'Settings' ),
-				'url'   => 'site-settings.php',
-				'cap'   => 'manage_sites',
-			),
-		)
-	);
-
-	// Parse arguments.
-	$parsed_args = wp_parse_args(
-		$args,
-		array(
-			'blog_id'  => isset( $_GET['blog_id'] ) ? (int) $_GET['blog_id'] : 0,
-			'links'    => $links,
-			'selected' => 'site-info',
-		)
-	);
-
-	// Setup the links array.
-	$screen_links = array();
-
-	// Loop through tabs.
-	foreach ( $parsed_args['links'] as $link_id => $link ) {
-
-		// Skip link if user can't access.
-		if ( ! current_user_can( $link['cap'], $parsed_args['blog_id'] ) ) {
-			continue;
-		}
-
-		// Link classes.
-		$classes = array( 'nav-tab' );
-
-		// Aria-current attribute.
-		$aria_current = '';
-
-		// Selected is set by the parent OR assumed by the $pagenow global.
-		if ( $parsed_args['selected'] === $link_id || $link['url'] === $GLOBALS['pagenow'] ) {
-			$classes[]    = 'nav-tab-active';
-			$aria_current = ' aria-current="page"';
-		}
-
-		// Escape each class.
-		$esc_classes = implode( ' ', $classes );
-
-		// Get the URL for this link.
-		$url = add_query_arg( array( 'id' => $parsed_args['blog_id'] ), network_admin_url( $link['url'] ) );
-
-		// Add link to nav links.
-		$screen_links[ $link_id ] = '<a href="' . esc_url( $url ) . '" id="' . esc_attr( $link_id ) . '" class="' . $esc_classes . '"' . $aria_current . '>' . esc_html( $link['label'] ) . '</a>';
-	}
-
-	// All done!
-	echo '<nav class="nav-tab-wrapper wp-clearfix" aria-label="' . esc_attr__( 'Secondary menu' ) . '">';
-	echo implode( '', $screen_links );
-	echo '</nav>';
+    /**
+     * Filters the links that appear on site-editing network pages.
+     *
+     * Default links: 'site-info', 'site-users', 'site-themes', and 'site-settings'.
+     *
+     * @since 4.6.0
+     *
+     * @param array $links {
+     *     An array of link data representing individual network admin pages.
+     *
+     *     @type array $link_slug {
+     *         An array of information about the individual link to a page.
+     *
+     *         $type string $label Label to use for the link.
+     *         $type string $url   URL, relative to `network_admin_url()` to use for the link.
+     *         $type string $cap   Capability required to see the link.
+     *     }
+     * }
+     */
+    $links = apply_filters(
+        'network_edit_site_nav_links',
+        array(
+            'site-info'     => array(
+                'label' => __( 'Info' ),
+                'url'   => 'site-info.php',
+                'cap'   => 'manage_sites',
+            ),
+            'site-users'    => array(
+                'label' => __( 'Users' ),
+                'url'   => 'site-users.php',
+                'cap'   => 'manage_sites',
+            ),
+            'site-themes'   => array(
+                'label' => __( 'Themes' ),
+                'url'   => 'site-themes.php',
+                'cap'   => 'manage_sites',
+            ),
+            'site-settings' => array(
+                'label' => __( 'Settings' ),
+                'url'   => 'site-settings.php',
+                'cap'   => 'manage_sites',
+            ),
+        )
+    );
+
+    // Parse arguments.
+    $parsed_args = wp_parse_args(
+        $args,
+        array(
+            'blog_id'  => isset( $_GET['blog_id'] ) ? (int) $_GET['blog_id'] : 0,
+            'links'    => $links,
+            'selected' => 'site-info',
+        )
+    );
+
+    // Setup the links array.
+    $screen_links = array();
+
+    // Loop through tabs.
+    foreach ( $parsed_args['links'] as $link_id => $link ) {
+
+        // Skip link if user can't access.
+        if ( ! current_user_can( $link['cap'], $parsed_args['blog_id'] ) ) {
+            continue;
+        }
+
+        // Link classes.
+        $classes = array( 'nav-tab' );
+
+        // Aria-current attribute.
+        $aria_current = '';
+
+        // Selected is set by the parent OR assumed by the $pagenow global.
+        if ( $parsed_args['selected'] === $link_id || $link['url'] === $GLOBALS['pagenow'] ) {
+            $classes[]    = 'nav-tab-active';
+            $aria_current = ' aria-current="page"';
+        }
+
+        // Escape each class.
+        $esc_classes = implode( ' ', $classes );
+
+        // Get the URL for this link.
+        $url = add_query_arg( array( 'id' => $parsed_args['blog_id'] ), network_admin_url( $link['url'] ) );
+
+        // Add link to nav links.
+        $screen_links[ $link_id ] = '<a href="' . esc_url( $url ) . '" id="' . esc_attr( $link_id ) . '" class="' . $esc_classes . '"' . $aria_current . '>' . esc_html( $link['label'] ) . '</a>';
+    }
+
+    // All done!
+    echo '<nav class="nav-tab-wrapper wp-clearfix" aria-label="' . esc_attr__( 'Secondary menu' ) . '">';
+    echo implode( '', $screen_links );
+    echo '</nav>';
 }
 
 /**
@@ -1144,20 +1144,20 @@ 
  * @return array Help tab arguments.
  */
 function get_site_screen_help_tab_args() {
-	return array(
-		'id'      => 'overview',
-		'title'   => __( 'Overview' ),
-		'content' =>
-			'<p>' . __( 'The menu is for editing information specific to individual sites, particularly if the admin area of a site is unavailable.' ) . '</p>' .
-			'<p>' . __( '<strong>Info</strong> &mdash; The site URL is rarely edited as this can cause the site to not work properly. The Registered date and Last Updated date are displayed. Network admins can mark a site as archived, spam, deleted and mature, to remove from public listings or disable.' ) . '</p>' .
-			'<p>' . __( '<strong>Users</strong> &mdash; This displays the users associated with this site. You can also change their role, reset their password, or remove them from the site. Removing the user from the site does not remove the user from the network.' ) . '</p>' .
-			'<p>' . sprintf(
-				/* translators: %s: URL to Network Themes screen. */
-				__( '<strong>Themes</strong> &mdash; This area shows themes that are not already enabled across the network. Enabling a theme in this menu makes it accessible to this site. It does not activate the theme, but allows it to show in the site&#8217;s Appearance menu. To enable a theme for the entire network, see the <a href="%s">Network Themes</a> screen.' ),
-				network_admin_url( 'themes.php' )
-			) . '</p>' .
-			'<p>' . __( '<strong>Settings</strong> &mdash; This page shows a list of all settings associated with this site. Some are created by WordPress and others are created by plugins you activate. Note that some fields are grayed out and say Serialized Data. You cannot modify these values due to the way the setting is stored in the database.' ) . '</p>',
-	);
+    return array(
+        'id'      => 'overview',
+        'title'   => __( 'Overview' ),
+        'content' =>
+            '<p>' . __( 'The menu is for editing information specific to individual sites, particularly if the admin area of a site is unavailable.' ) . '</p>' .
+            '<p>' . __( '<strong>Info</strong> &mdash; The site URL is rarely edited as this can cause the site to not work properly. The Registered date and Last Updated date are displayed. Network admins can mark a site as archived, spam, deleted and mature, to remove from public listings or disable.' ) . '</p>' .
+            '<p>' . __( '<strong>Users</strong> &mdash; This displays the users associated with this site. You can also change their role, reset their password, or remove them from the site. Removing the user from the site does not remove the user from the network.' ) . '</p>' .
+            '<p>' . sprintf(
+                /* translators: %s: URL to Network Themes screen. */
+                __( '<strong>Themes</strong> &mdash; This area shows themes that are not already enabled across the network. Enabling a theme in this menu makes it accessible to this site. It does not activate the theme, but allows it to show in the site&#8217;s Appearance menu. To enable a theme for the entire network, see the <a href="%s">Network Themes</a> screen.' ),
+                network_admin_url( 'themes.php' )
+            ) . '</p>' .
+            '<p>' . __( '<strong>Settings</strong> &mdash; This page shows a list of all settings associated with this site. Some are created by WordPress and others are created by plugins you activate. Note that some fields are grayed out and say Serialized Data. You cannot modify these values due to the way the setting is stored in the database.' ) . '</p>',
+    );
 }
 
 /**
@@ -1168,7 +1168,7 @@ 
  * @return string Help sidebar content.
  */
 function get_site_screen_help_sidebar_content() {
-	return '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
-		'<p>' . __( '<a href="https://wordpress.org/support/article/network-admin-sites-screen/">Documentation on Site Management</a>' ) . '</p>' .
-		'<p>' . __( '<a href="https://wordpress.org/support/forum/multisite/">Support Forums</a>' ) . '</p>';
+    return '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
+        '<p>' . __( '<a href="https://wordpress.org/support/article/network-admin-sites-screen/">Documentation on Site Management</a>' ) . '</p>' .
+        '<p>' . __( '<a href="https://wordpress.org/support/forum/multisite/">Support Forums</a>' ) . '</p>';
 }

brighty/wp-admin/includes/revision.php

Indentation +332 added lines, -332 removed lines

@@ -19,144 +19,144 @@ 
  *                     Or, false on failure.
  */
 function wp_get_revision_ui_diff( $post, $compare_from, $compare_to ) {
-	$post = get_post( $post );
-	if ( ! $post ) {
-		return false;
-	}
-
-	if ( $compare_from ) {
-		$compare_from = get_post( $compare_from );
-		if ( ! $compare_from ) {
-			return false;
-		}
-	} else {
-		// If we're dealing with the first revision...
-		$compare_from = false;
-	}
-
-	$compare_to = get_post( $compare_to );
-	if ( ! $compare_to ) {
-		return false;
-	}
-
-	// If comparing revisions, make sure we're dealing with the right post parent.
-	// The parent post may be a 'revision' when revisions are disabled and we're looking at autosaves.
-	if ( $compare_from && $compare_from->post_parent !== $post->ID && $compare_from->ID !== $post->ID ) {
-		return false;
-	}
-	if ( $compare_to->post_parent !== $post->ID && $compare_to->ID !== $post->ID ) {
-		return false;
-	}
-
-	if ( $compare_from && strtotime( $compare_from->post_date_gmt ) > strtotime( $compare_to->post_date_gmt ) ) {
-		$temp         = $compare_from;
-		$compare_from = $compare_to;
-		$compare_to   = $temp;
-	}
-
-	// Add default title if title field is empty.
-	if ( $compare_from && empty( $compare_from->post_title ) ) {
-		$compare_from->post_title = __( '(no title)' );
-	}
-	if ( empty( $compare_to->post_title ) ) {
-		$compare_to->post_title = __( '(no title)' );
-	}
-
-	$return = array();
-
-	foreach ( _wp_post_revision_fields( $post ) as $field => $name ) {
-		/**
-		 * Contextually filter a post revision field.
-		 *
-		 * The dynamic portion of the hook name, `$field`, corresponds to a name of a
-		 * field of the revision object.
-		 *
-		 * Possible hook names include:
-		 *
-		 *  - `_wp_post_revision_field_post_title`
-		 *  - `_wp_post_revision_field_post_content`
-		 *  - `_wp_post_revision_field_post_excerpt`
-		 *
-		 * @since 3.6.0
-		 *
-		 * @param string  $revision_field The current revision field to compare to or from.
-		 * @param string  $field          The current revision field.
-		 * @param WP_Post $compare_from   The revision post object to compare to or from.
-		 * @param string  $context        The context of whether the current revision is the old
-		 *                                or the new one. Values are 'to' or 'from'.
-		 */
-		$content_from = $compare_from ? apply_filters( "_wp_post_revision_field_{$field}", $compare_from->$field, $field, $compare_from, 'from' ) : '';
-
-		/** This filter is documented in wp-admin/includes/revision.php */
-		$content_to = apply_filters( "_wp_post_revision_field_{$field}", $compare_to->$field, $field, $compare_to, 'to' );
-
-		$args = array(
-			'show_split_view' => true,
-			'title_left'      => __( 'Removed' ),
-			'title_right'     => __( 'Added' ),
-		);
-
-		/**
-		 * Filters revisions text diff options.
-		 *
-		 * Filters the options passed to wp_text_diff() when viewing a post revision.
-		 *
-		 * @since 4.1.0
-		 *
-		 * @param array   $args {
-		 *     Associative array of options to pass to wp_text_diff().
-		 *
-		 *     @type bool $show_split_view True for split view (two columns), false for
-		 *                                 un-split view (single column). Default true.
-		 * }
-		 * @param string  $field        The current revision field.
-		 * @param WP_Post $compare_from The revision post to compare from.
-		 * @param WP_Post $compare_to   The revision post to compare to.
-		 */
-		$args = apply_filters( 'revision_text_diff_options', $args, $field, $compare_from, $compare_to );
-
-		$diff = wp_text_diff( $content_from, $content_to, $args );
-
-		if ( ! $diff && 'post_title' === $field ) {
-			// It's a better user experience to still show the Title, even if it didn't change.
-			// No, you didn't see this.
-			$diff = '<table class="diff"><colgroup><col class="content diffsplit left"><col class="content diffsplit middle"><col class="content diffsplit right"></colgroup><tbody><tr>';
-
-			// In split screen mode, show the title before/after side by side.
-			if ( true === $args['show_split_view'] ) {
-				$diff .= '<td>' . esc_html( $compare_from->post_title ) . '</td><td></td><td>' . esc_html( $compare_to->post_title ) . '</td>';
-			} else {
-				$diff .= '<td>' . esc_html( $compare_from->post_title ) . '</td>';
-
-				// In single column mode, only show the title once if unchanged.
-				if ( $compare_from->post_title !== $compare_to->post_title ) {
-					$diff .= '</tr><tr><td>' . esc_html( $compare_to->post_title ) . '</td>';
-				}
-			}
-
-			$diff .= '</tr></tbody>';
-			$diff .= '</table>';
-		}
-
-		if ( $diff ) {
-			$return[] = array(
-				'id'   => $field,
-				'name' => $name,
-				'diff' => $diff,
-			);
-		}
-	}
-
-	/**
-	 * Filters the fields displayed in the post revision diff UI.
-	 *
-	 * @since 4.1.0
-	 *
-	 * @param array[] $return       Array of revision UI fields. Each item is an array of id, name, and diff.
-	 * @param WP_Post $compare_from The revision post to compare from.
-	 * @param WP_Post $compare_to   The revision post to compare to.
-	 */
-	return apply_filters( 'wp_get_revision_ui_diff', $return, $compare_from, $compare_to );
+    $post = get_post( $post );
+    if ( ! $post ) {
+        return false;
+    }
+
+    if ( $compare_from ) {
+        $compare_from = get_post( $compare_from );
+        if ( ! $compare_from ) {
+            return false;
+        }
+    } else {
+        // If we're dealing with the first revision...
+        $compare_from = false;
+    }
+
+    $compare_to = get_post( $compare_to );
+    if ( ! $compare_to ) {
+        return false;
+    }
+
+    // If comparing revisions, make sure we're dealing with the right post parent.
+    // The parent post may be a 'revision' when revisions are disabled and we're looking at autosaves.
+    if ( $compare_from && $compare_from->post_parent !== $post->ID && $compare_from->ID !== $post->ID ) {
+        return false;
+    }
+    if ( $compare_to->post_parent !== $post->ID && $compare_to->ID !== $post->ID ) {
+        return false;
+    }
+
+    if ( $compare_from && strtotime( $compare_from->post_date_gmt ) > strtotime( $compare_to->post_date_gmt ) ) {
+        $temp         = $compare_from;
+        $compare_from = $compare_to;
+        $compare_to   = $temp;
+    }
+
+    // Add default title if title field is empty.
+    if ( $compare_from && empty( $compare_from->post_title ) ) {
+        $compare_from->post_title = __( '(no title)' );
+    }
+    if ( empty( $compare_to->post_title ) ) {
+        $compare_to->post_title = __( '(no title)' );
+    }
+
+    $return = array();
+
+    foreach ( _wp_post_revision_fields( $post ) as $field => $name ) {
+        /**
+         * Contextually filter a post revision field.
+         *
+         * The dynamic portion of the hook name, `$field`, corresponds to a name of a
+         * field of the revision object.
+         *
+         * Possible hook names include:
+         *
+         *  - `_wp_post_revision_field_post_title`
+         *  - `_wp_post_revision_field_post_content`
+         *  - `_wp_post_revision_field_post_excerpt`
+         *
+         * @since 3.6.0
+         *
+         * @param string  $revision_field The current revision field to compare to or from.
+         * @param string  $field          The current revision field.
+         * @param WP_Post $compare_from   The revision post object to compare to or from.
+         * @param string  $context        The context of whether the current revision is the old
+         *                                or the new one. Values are 'to' or 'from'.
+         */
+        $content_from = $compare_from ? apply_filters( "_wp_post_revision_field_{$field}", $compare_from->$field, $field, $compare_from, 'from' ) : '';
+
+        /** This filter is documented in wp-admin/includes/revision.php */
+        $content_to = apply_filters( "_wp_post_revision_field_{$field}", $compare_to->$field, $field, $compare_to, 'to' );
+
+        $args = array(
+            'show_split_view' => true,
+            'title_left'      => __( 'Removed' ),
+            'title_right'     => __( 'Added' ),
+        );
+
+        /**
+         * Filters revisions text diff options.
+         *
+         * Filters the options passed to wp_text_diff() when viewing a post revision.
+         *
+         * @since 4.1.0
+         *
+         * @param array   $args {
+         *     Associative array of options to pass to wp_text_diff().
+         *
+         *     @type bool $show_split_view True for split view (two columns), false for
+         *                                 un-split view (single column). Default true.
+         * }
+         * @param string  $field        The current revision field.
+         * @param WP_Post $compare_from The revision post to compare from.
+         * @param WP_Post $compare_to   The revision post to compare to.
+         */
+        $args = apply_filters( 'revision_text_diff_options', $args, $field, $compare_from, $compare_to );
+
+        $diff = wp_text_diff( $content_from, $content_to, $args );
+
+        if ( ! $diff && 'post_title' === $field ) {
+            // It's a better user experience to still show the Title, even if it didn't change.
+            // No, you didn't see this.
+            $diff = '<table class="diff"><colgroup><col class="content diffsplit left"><col class="content diffsplit middle"><col class="content diffsplit right"></colgroup><tbody><tr>';
+
+            // In split screen mode, show the title before/after side by side.
+            if ( true === $args['show_split_view'] ) {
+                $diff .= '<td>' . esc_html( $compare_from->post_title ) . '</td><td></td><td>' . esc_html( $compare_to->post_title ) . '</td>';
+            } else {
+                $diff .= '<td>' . esc_html( $compare_from->post_title ) . '</td>';
+
+                // In single column mode, only show the title once if unchanged.
+                if ( $compare_from->post_title !== $compare_to->post_title ) {
+                    $diff .= '</tr><tr><td>' . esc_html( $compare_to->post_title ) . '</td>';
+                }
+            }
+
+            $diff .= '</tr></tbody>';
+            $diff .= '</table>';
+        }
+
+        if ( $diff ) {
+            $return[] = array(
+                'id'   => $field,
+                'name' => $name,
+                'diff' => $diff,
+            );
+        }
+    }
+
+    /**
+     * Filters the fields displayed in the post revision diff UI.
+     *
+     * @since 4.1.0
+     *
+     * @param array[] $return       Array of revision UI fields. Each item is an array of id, name, and diff.
+     * @param WP_Post $compare_from The revision post to compare from.
+     * @param WP_Post $compare_to   The revision post to compare to.
+     */
+    return apply_filters( 'wp_get_revision_ui_diff', $return, $compare_from, $compare_to );
 
 }
 
@@ -171,184 +171,184 @@ 
  * @return array An associative array of revision data and related settings.
  */
 function wp_prepare_revisions_for_js( $post, $selected_revision_id, $from = null ) {
-	$post    = get_post( $post );
-	$authors = array();
-	$now_gmt = time();
-
-	$revisions = wp_get_post_revisions(
-		$post->ID,
-		array(
-			'order'         => 'ASC',
-			'check_enabled' => false,
-		)
-	);
-	// If revisions are disabled, we only want autosaves and the current post.
-	if ( ! wp_revisions_enabled( $post ) ) {
-		foreach ( $revisions as $revision_id => $revision ) {
-			if ( ! wp_is_post_autosave( $revision ) ) {
-				unset( $revisions[ $revision_id ] );
-			}
-		}
-		$revisions = array( $post->ID => $post ) + $revisions;
-	}
-
-	$show_avatars = get_option( 'show_avatars' );
-
-	cache_users( wp_list_pluck( $revisions, 'post_author' ) );
-
-	$can_restore = current_user_can( 'edit_post', $post->ID );
-	$current_id  = false;
-
-	foreach ( $revisions as $revision ) {
-		$modified     = strtotime( $revision->post_modified );
-		$modified_gmt = strtotime( $revision->post_modified_gmt . ' +0000' );
-		if ( $can_restore ) {
-			$restore_link = str_replace(
-				'&amp;',
-				'&',
-				wp_nonce_url(
-					add_query_arg(
-						array(
-							'revision' => $revision->ID,
-							'action'   => 'restore',
-						),
-						admin_url( 'revision.php' )
-					),
-					"restore-post_{$revision->ID}"
-				)
-			);
-		}
-
-		if ( ! isset( $authors[ $revision->post_author ] ) ) {
-			$authors[ $revision->post_author ] = array(
-				'id'     => (int) $revision->post_author,
-				'avatar' => $show_avatars ? get_avatar( $revision->post_author, 32 ) : '',
-				'name'   => get_the_author_meta( 'display_name', $revision->post_author ),
-			);
-		}
-
-		$autosave = (bool) wp_is_post_autosave( $revision );
-		$current  = ! $autosave && $revision->post_modified_gmt === $post->post_modified_gmt;
-		if ( $current && ! empty( $current_id ) ) {
-			// If multiple revisions have the same post_modified_gmt, highest ID is current.
-			if ( $current_id < $revision->ID ) {
-				$revisions[ $current_id ]['current'] = false;
-				$current_id                          = $revision->ID;
-			} else {
-				$current = false;
-			}
-		} elseif ( $current ) {
-			$current_id = $revision->ID;
-		}
-
-		$revisions_data = array(
-			'id'         => $revision->ID,
-			'title'      => get_the_title( $post->ID ),
-			'author'     => $authors[ $revision->post_author ],
-			'date'       => date_i18n( __( 'M j, Y @ H:i' ), $modified ),
-			'dateShort'  => date_i18n( _x( 'j M @ H:i', 'revision date short format' ), $modified ),
-			/* translators: %s: Human-readable time difference. */
-			'timeAgo'    => sprintf( __( '%s ago' ), human_time_diff( $modified_gmt, $now_gmt ) ),
-			'autosave'   => $autosave,
-			'current'    => $current,
-			'restoreUrl' => $can_restore ? $restore_link : false,
-		);
-
-		/**
-		 * Filters the array of revisions used on the revisions screen.
-		 *
-		 * @since 4.4.0
-		 *
-		 * @param array   $revisions_data {
-		 *     The bootstrapped data for the revisions screen.
-		 *
-		 *     @type int        $id         Revision ID.
-		 *     @type string     $title      Title for the revision's parent WP_Post object.
-		 *     @type int        $author     Revision post author ID.
-		 *     @type string     $date       Date the revision was modified.
-		 *     @type string     $dateShort  Short-form version of the date the revision was modified.
-		 *     @type string     $timeAgo    GMT-aware amount of time ago the revision was modified.
-		 *     @type bool       $autosave   Whether the revision is an autosave.
-		 *     @type bool       $current    Whether the revision is both not an autosave and the post
-		 *                                  modified date matches the revision modified date (GMT-aware).
-		 *     @type bool|false $restoreUrl URL if the revision can be restored, false otherwise.
-		 * }
-		 * @param WP_Post $revision       The revision's WP_Post object.
-		 * @param WP_Post $post           The revision's parent WP_Post object.
-		 */
-		$revisions[ $revision->ID ] = apply_filters( 'wp_prepare_revision_for_js', $revisions_data, $revision, $post );
-	}
-
-	/**
-	 * If we only have one revision, the initial revision is missing; This happens
-	 * when we have an autsosave and the user has clicked 'View the Autosave'
-	 */
-	if ( 1 === count( $revisions ) ) {
-		$revisions[ $post->ID ] = array(
-			'id'         => $post->ID,
-			'title'      => get_the_title( $post->ID ),
-			'author'     => $authors[ $revision->post_author ],
-			'date'       => date_i18n( __( 'M j, Y @ H:i' ), strtotime( $post->post_modified ) ),
-			'dateShort'  => date_i18n( _x( 'j M @ H:i', 'revision date short format' ), strtotime( $post->post_modified ) ),
-			/* translators: %s: Human-readable time difference. */
-			'timeAgo'    => sprintf( __( '%s ago' ), human_time_diff( strtotime( $post->post_modified_gmt ), $now_gmt ) ),
-			'autosave'   => false,
-			'current'    => true,
-			'restoreUrl' => false,
-		);
-		$current_id             = $post->ID;
-	}
-
-	/*
+    $post    = get_post( $post );
+    $authors = array();
+    $now_gmt = time();
+
+    $revisions = wp_get_post_revisions(
+        $post->ID,
+        array(
+            'order'         => 'ASC',
+            'check_enabled' => false,
+        )
+    );
+    // If revisions are disabled, we only want autosaves and the current post.
+    if ( ! wp_revisions_enabled( $post ) ) {
+        foreach ( $revisions as $revision_id => $revision ) {
+            if ( ! wp_is_post_autosave( $revision ) ) {
+                unset( $revisions[ $revision_id ] );
+            }
+        }
+        $revisions = array( $post->ID => $post ) + $revisions;
+    }
+
+    $show_avatars = get_option( 'show_avatars' );
+
+    cache_users( wp_list_pluck( $revisions, 'post_author' ) );
+
+    $can_restore = current_user_can( 'edit_post', $post->ID );
+    $current_id  = false;
+
+    foreach ( $revisions as $revision ) {
+        $modified     = strtotime( $revision->post_modified );
+        $modified_gmt = strtotime( $revision->post_modified_gmt . ' +0000' );
+        if ( $can_restore ) {
+            $restore_link = str_replace(
+                '&amp;',
+                '&',
+                wp_nonce_url(
+                    add_query_arg(
+                        array(
+                            'revision' => $revision->ID,
+                            'action'   => 'restore',
+                        ),
+                        admin_url( 'revision.php' )
+                    ),
+                    "restore-post_{$revision->ID}"
+                )
+            );
+        }
+
+        if ( ! isset( $authors[ $revision->post_author ] ) ) {
+            $authors[ $revision->post_author ] = array(
+                'id'     => (int) $revision->post_author,
+                'avatar' => $show_avatars ? get_avatar( $revision->post_author, 32 ) : '',
+                'name'   => get_the_author_meta( 'display_name', $revision->post_author ),
+            );
+        }
+
+        $autosave = (bool) wp_is_post_autosave( $revision );
+        $current  = ! $autosave && $revision->post_modified_gmt === $post->post_modified_gmt;
+        if ( $current && ! empty( $current_id ) ) {
+            // If multiple revisions have the same post_modified_gmt, highest ID is current.
+            if ( $current_id < $revision->ID ) {
+                $revisions[ $current_id ]['current'] = false;
+                $current_id                          = $revision->ID;
+            } else {
+                $current = false;
+            }
+        } elseif ( $current ) {
+            $current_id = $revision->ID;
+        }
+
+        $revisions_data = array(
+            'id'         => $revision->ID,
+            'title'      => get_the_title( $post->ID ),
+            'author'     => $authors[ $revision->post_author ],
+            'date'       => date_i18n( __( 'M j, Y @ H:i' ), $modified ),
+            'dateShort'  => date_i18n( _x( 'j M @ H:i', 'revision date short format' ), $modified ),
+            /* translators: %s: Human-readable time difference. */
+            'timeAgo'    => sprintf( __( '%s ago' ), human_time_diff( $modified_gmt, $now_gmt ) ),
+            'autosave'   => $autosave,
+            'current'    => $current,
+            'restoreUrl' => $can_restore ? $restore_link : false,
+        );
+
+        /**
+         * Filters the array of revisions used on the revisions screen.
+         *
+         * @since 4.4.0
+         *
+         * @param array   $revisions_data {
+         *     The bootstrapped data for the revisions screen.
+         *
+         *     @type int        $id         Revision ID.
+         *     @type string     $title      Title for the revision's parent WP_Post object.
+         *     @type int        $author     Revision post author ID.
+         *     @type string     $date       Date the revision was modified.
+         *     @type string     $dateShort  Short-form version of the date the revision was modified.
+         *     @type string     $timeAgo    GMT-aware amount of time ago the revision was modified.
+         *     @type bool       $autosave   Whether the revision is an autosave.
+         *     @type bool       $current    Whether the revision is both not an autosave and the post
+         *                                  modified date matches the revision modified date (GMT-aware).
+         *     @type bool|false $restoreUrl URL if the revision can be restored, false otherwise.
+         * }
+         * @param WP_Post $revision       The revision's WP_Post object.
+         * @param WP_Post $post           The revision's parent WP_Post object.
+         */
+        $revisions[ $revision->ID ] = apply_filters( 'wp_prepare_revision_for_js', $revisions_data, $revision, $post );
+    }
+
+    /**
+     * If we only have one revision, the initial revision is missing; This happens
+     * when we have an autsosave and the user has clicked 'View the Autosave'
+     */
+    if ( 1 === count( $revisions ) ) {
+        $revisions[ $post->ID ] = array(
+            'id'         => $post->ID,
+            'title'      => get_the_title( $post->ID ),
+            'author'     => $authors[ $revision->post_author ],
+            'date'       => date_i18n( __( 'M j, Y @ H:i' ), strtotime( $post->post_modified ) ),
+            'dateShort'  => date_i18n( _x( 'j M @ H:i', 'revision date short format' ), strtotime( $post->post_modified ) ),
+            /* translators: %s: Human-readable time difference. */
+            'timeAgo'    => sprintf( __( '%s ago' ), human_time_diff( strtotime( $post->post_modified_gmt ), $now_gmt ) ),
+            'autosave'   => false,
+            'current'    => true,
+            'restoreUrl' => false,
+        );
+        $current_id             = $post->ID;
+    }
+
+    /*
 	 * If a post has been saved since the last revision (no revisioned fields
 	 * were changed), we may not have a "current" revision. Mark the latest
 	 * revision as "current".
 	 */
-	if ( empty( $current_id ) ) {
-		if ( $revisions[ $revision->ID ]['autosave'] ) {
-			$revision = end( $revisions );
-			while ( $revision['autosave'] ) {
-				$revision = prev( $revisions );
-			}
-			$current_id = $revision['id'];
-		} else {
-			$current_id = $revision->ID;
-		}
-		$revisions[ $current_id ]['current'] = true;
-	}
-
-	// Now, grab the initial diff.
-	$compare_two_mode = is_numeric( $from );
-	if ( ! $compare_two_mode ) {
-		$found = array_search( $selected_revision_id, array_keys( $revisions ), true );
-		if ( $found ) {
-			$from = array_keys( array_slice( $revisions, $found - 1, 1, true ) );
-			$from = reset( $from );
-		} else {
-			$from = 0;
-		}
-	}
-
-	$from = absint( $from );
-
-	$diffs = array(
-		array(
-			'id'     => $from . ':' . $selected_revision_id,
-			'fields' => wp_get_revision_ui_diff( $post->ID, $from, $selected_revision_id ),
-		),
-	);
-
-	return array(
-		'postId'         => $post->ID,
-		'nonce'          => wp_create_nonce( 'revisions-ajax-nonce' ),
-		'revisionData'   => array_values( $revisions ),
-		'to'             => $selected_revision_id,
-		'from'           => $from,
-		'diffData'       => $diffs,
-		'baseUrl'        => parse_url( admin_url( 'revision.php' ), PHP_URL_PATH ),
-		'compareTwoMode' => absint( $compare_two_mode ), // Apparently booleans are not allowed.
-		'revisionIds'    => array_keys( $revisions ),
-	);
+    if ( empty( $current_id ) ) {
+        if ( $revisions[ $revision->ID ]['autosave'] ) {
+            $revision = end( $revisions );
+            while ( $revision['autosave'] ) {
+                $revision = prev( $revisions );
+            }
+            $current_id = $revision['id'];
+        } else {
+            $current_id = $revision->ID;
+        }
+        $revisions[ $current_id ]['current'] = true;
+    }
+
+    // Now, grab the initial diff.
+    $compare_two_mode = is_numeric( $from );
+    if ( ! $compare_two_mode ) {
+        $found = array_search( $selected_revision_id, array_keys( $revisions ), true );
+        if ( $found ) {
+            $from = array_keys( array_slice( $revisions, $found - 1, 1, true ) );
+            $from = reset( $from );
+        } else {
+            $from = 0;
+        }
+    }
+
+    $from = absint( $from );
+
+    $diffs = array(
+        array(
+            'id'     => $from . ':' . $selected_revision_id,
+            'fields' => wp_get_revision_ui_diff( $post->ID, $from, $selected_revision_id ),
+        ),
+    );
+
+    return array(
+        'postId'         => $post->ID,
+        'nonce'          => wp_create_nonce( 'revisions-ajax-nonce' ),
+        'revisionData'   => array_values( $revisions ),
+        'to'             => $selected_revision_id,
+        'from'           => $from,
+        'diffData'       => $diffs,
+        'baseUrl'        => parse_url( admin_url( 'revision.php' ), PHP_URL_PATH ),
+        'compareTwoMode' => absint( $compare_two_mode ), // Apparently booleans are not allowed.
+        'revisionIds'    => array_keys( $revisions ),
+    );
 }
 
 /**
@@ -359,8 +359,8 @@ 
  * @global WP_Post $post Global post object.
  */
 function wp_print_revision_templates() {
-	global $post;
-	?><script id="tmpl-revisions-frame" type="text/html">
+    global $post;
+    ?><script id="tmpl-revisions-frame" type="text/html">
 		<div class="revisions-control-frame"></div>
 		<div class="revisions-diff-frame"></div>
 	</script>
@@ -404,32 +404,32 @@ 
 					<# if ( data.attributes.autosave ) { #>
 						<span class="byline">
 						<?php
-						printf(
-							/* translators: %s: User's display name. */
-							__( 'Autosave by %s' ),
-							'<span class="author-name">{{ data.attributes.author.name }}</span>'
-						);
-						?>
+                        printf(
+                            /* translators: %s: User's display name. */
+                            __( 'Autosave by %s' ),
+                            '<span class="author-name">{{ data.attributes.author.name }}</span>'
+                        );
+                        ?>
 							</span>
 					<# } else if ( data.attributes.current ) { #>
 						<span class="byline">
 						<?php
-						printf(
-							/* translators: %s: User's display name. */
-							__( 'Current Revision by %s' ),
-							'<span class="author-name">{{ data.attributes.author.name }}</span>'
-						);
-						?>
+                        printf(
+                            /* translators: %s: User's display name. */
+                            __( 'Current Revision by %s' ),
+                            '<span class="author-name">{{ data.attributes.author.name }}</span>'
+                        );
+                        ?>
 							</span>
 					<# } else { #>
 						<span class="byline">
 						<?php
-						printf(
-							/* translators: %s: User's display name. */
-							__( 'Revision by %s' ),
-							'<span class="author-name">{{ data.attributes.author.name }}</span>'
-						);
-						?>
+                        printf(
+                            /* translators: %s: User's display name. */
+                            __( 'Revision by %s' ),
+                            '<span class="author-name">{{ data.attributes.author.name }}</span>'
+                        );
+                        ?>
 							</span>
 					<# } #>
 						<span class="time-ago">{{ data.attributes.timeAgo }}</span>

brighty/wp-admin/includes/class-wp-site-health.php

Indentation +2828 added lines, -2828 removed lines

@@ -8,2673 +8,2673 @@ 
  */
 
 class WP_Site_Health {
-	private static $instance = null;
-
-	private $mysql_min_version_check;
-	private $mysql_rec_version_check;
-
-	public $is_mariadb                           = false;
-	private $mysql_server_version                = '';
-	private $health_check_mysql_required_version = '5.5';
-	private $health_check_mysql_rec_version      = '';
-
-	public $php_memory_limit;
-
-	public $schedules;
-	public $crons;
-	public $last_missed_cron     = null;
-	public $last_late_cron       = null;
-	private $timeout_missed_cron = null;
-	private $timeout_late_cron   = null;
-
-	/**
-	 * WP_Site_Health constructor.
-	 *
-	 * @since 5.2.0
-	 */
-	public function __construct() {
-		$this->maybe_create_scheduled_event();
-
-		// Save memory limit before it's affected by wp_raise_memory_limit( 'admin' ).
-		$this->php_memory_limit = ini_get( 'memory_limit' );
-
-		$this->timeout_late_cron   = 0;
-		$this->timeout_missed_cron = - 5 * MINUTE_IN_SECONDS;
-
-		if ( defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON ) {
-			$this->timeout_late_cron   = - 15 * MINUTE_IN_SECONDS;
-			$this->timeout_missed_cron = - 1 * HOUR_IN_SECONDS;
-		}
-
-		add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
-
-		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
-		add_action( 'wp_site_health_scheduled_check', array( $this, 'wp_cron_scheduled_check' ) );
-
-		add_action( 'site_health_tab_content', array( $this, 'show_site_health_tab' ) );
-	}
-
-	/**
-	 * Output the content of a tab in the Site Health screen.
-	 *
-	 * @since 5.8.0
-	 *
-	 * @param string $tab Slug of the current tab being displayed.
-	 */
-	public function show_site_health_tab( $tab ) {
-		if ( 'debug' === $tab ) {
-			require_once ABSPATH . '/wp-admin/site-health-info.php';
-		}
-	}
-
-	/**
-	 * Return an instance of the WP_Site_Health class, or create one if none exist yet.
-	 *
-	 * @since 5.4.0
-	 *
-	 * @return WP_Site_Health|null
-	 */
-	public static function get_instance() {
-		if ( null === self::$instance ) {
-			self::$instance = new WP_Site_Health();
-		}
-
-		return self::$instance;
-	}
-
-	/**
-	 * Enqueues the site health scripts.
-	 *
-	 * @since 5.2.0
-	 */
-	public function enqueue_scripts() {
-		$screen = get_current_screen();
-		if ( 'site-health' !== $screen->id && 'dashboard' !== $screen->id ) {
-			return;
-		}
-
-		$health_check_js_variables = array(
-			'screen'      => $screen->id,
-			'nonce'       => array(
-				'site_status'        => wp_create_nonce( 'health-check-site-status' ),
-				'site_status_result' => wp_create_nonce( 'health-check-site-status-result' ),
-			),
-			'site_status' => array(
-				'direct' => array(),
-				'async'  => array(),
-				'issues' => array(
-					'good'        => 0,
-					'recommended' => 0,
-					'critical'    => 0,
-				),
-			),
-		);
-
-		$issue_counts = get_transient( 'health-check-site-status-result' );
-
-		if ( false !== $issue_counts ) {
-			$issue_counts = json_decode( $issue_counts );
-
-			$health_check_js_variables['site_status']['issues'] = $issue_counts;
-		}
-
-		if ( 'site-health' === $screen->id && ( ! isset( $_GET['tab'] ) || empty( $_GET['tab'] ) ) ) {
-			$tests = WP_Site_Health::get_tests();
-
-			// Don't run https test on development environments.
-			if ( $this->is_development_environment() ) {
-				unset( $tests['async']['https_status'] );
-			}
-
-			foreach ( $tests['direct'] as $test ) {
-				if ( is_string( $test['test'] ) ) {
-					$test_function = sprintf(
-						'get_test_%s',
-						$test['test']
-					);
-
-					if ( method_exists( $this, $test_function ) && is_callable( array( $this, $test_function ) ) ) {
-						$health_check_js_variables['site_status']['direct'][] = $this->perform_test( array( $this, $test_function ) );
-						continue;
-					}
-				}
-
-				if ( is_callable( $test['test'] ) ) {
-					$health_check_js_variables['site_status']['direct'][] = $this->perform_test( $test['test'] );
-				}
-			}
-
-			foreach ( $tests['async'] as $test ) {
-				if ( is_string( $test['test'] ) ) {
-					$health_check_js_variables['site_status']['async'][] = array(
-						'test'      => $test['test'],
-						'has_rest'  => ( isset( $test['has_rest'] ) ? $test['has_rest'] : false ),
-						'completed' => false,
-						'headers'   => isset( $test['headers'] ) ? $test['headers'] : array(),
-					);
-				}
-			}
-		}
-
-		wp_localize_script( 'site-health', 'SiteHealth', $health_check_js_variables );
-	}
-
-	/**
-	 * Run a Site Health test directly.
-	 *
-	 * @since 5.4.0
-	 *
-	 * @param callable $callback
-	 * @return mixed|void
-	 */
-	private function perform_test( $callback ) {
-		/**
-		 * Filters the output of a finished Site Health test.
-		 *
-		 * @since 5.3.0
-		 *
-		 * @param array $test_result {
-		 *     An associative array of test result data.
-		 *
-		 *     @type string $label       A label describing the test, and is used as a header in the output.
-		 *     @type string $status      The status of the test, which can be a value of `good`, `recommended` or `critical`.
-		 *     @type array  $badge {
-		 *         Tests are put into categories which have an associated badge shown, these can be modified and assigned here.
-		 *
-		 *         @type string $label The test label, for example `Performance`.
-		 *         @type string $color Default `blue`. A string representing a color to use for the label.
-		 *     }
-		 *     @type string $description A more descriptive explanation of what the test looks for, and why it is important for the end user.
-		 *     @type string $actions     An action to direct the user to where they can resolve the issue, if one exists.
-		 *     @type string $test        The name of the test being ran, used as a reference point.
-		 * }
-		 */
-		return apply_filters( 'site_status_test_result', call_user_func( $callback ) );
-	}
-
-	/**
-	 * Run the SQL version checks.
-	 *
-	 * These values are used in later tests, but the part of preparing them is more easily managed
-	 * early in the class for ease of access and discovery.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @global wpdb $wpdb WordPress database abstraction object.
-	 */
-	private function prepare_sql_data() {
-		global $wpdb;
-
-		if ( $wpdb->use_mysqli ) {
-			// phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysqli_get_server_info
-			$mysql_server_type = mysqli_get_server_info( $wpdb->dbh );
-		} else {
-			// phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysql_get_server_info,PHPCompatibility.Extensions.RemovedExtensions.mysql_DeprecatedRemoved
-			$mysql_server_type = mysql_get_server_info( $wpdb->dbh );
-		}
-
-		$this->mysql_server_version = $wpdb->get_var( 'SELECT VERSION()' );
-
-		$this->health_check_mysql_rec_version = '5.6';
-
-		if ( stristr( $mysql_server_type, 'mariadb' ) ) {
-			$this->is_mariadb                     = true;
-			$this->health_check_mysql_rec_version = '10.0';
-		}
-
-		$this->mysql_min_version_check = version_compare( '5.5', $this->mysql_server_version, '<=' );
-		$this->mysql_rec_version_check = version_compare( $this->health_check_mysql_rec_version, $this->mysql_server_version, '<=' );
-	}
-
-	/**
-	 * Test if `wp_version_check` is blocked.
-	 *
-	 * It's possible to block updates with the `wp_version_check` filter, but this can't be checked
-	 * during an Ajax call, as the filter is never introduced then.
-	 *
-	 * This filter overrides a standard page request if it's made by an admin through the Ajax call
-	 * with the right query argument to check for this.
-	 *
-	 * @since 5.2.0
-	 */
-	public function check_wp_version_check_exists() {
-		if ( ! is_admin() || ! is_user_logged_in() || ! current_user_can( 'update_core' ) || ! isset( $_GET['health-check-test-wp_version_check'] ) ) {
-			return;
-		}
-
-		echo ( has_filter( 'wp_version_check', 'wp_version_check' ) ? 'yes' : 'no' );
-
-		die();
-	}
-
-	/**
-	 * Tests for WordPress version and outputs it.
-	 *
-	 * Gives various results depending on what kind of updates are available, if any, to encourage
-	 * the user to install security updates as a priority.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test result.
-	 */
-	public function get_test_wordpress_version() {
-		$result = array(
-			'label'       => '',
-			'status'      => '',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => '',
-			'actions'     => '',
-			'test'        => 'wordpress_version',
-		);
-
-		$core_current_version = get_bloginfo( 'version' );
-		$core_updates         = get_core_updates();
-
-		if ( ! is_array( $core_updates ) ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = sprintf(
-				/* translators: %s: Your current version of WordPress. */
-				__( 'WordPress version %s' ),
-				$core_current_version
-			);
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				__( 'Unable to check if any new versions of WordPress are available.' )
-			);
-
-			$result['actions'] = sprintf(
-				'<a href="%s">%s</a>',
-				esc_url( admin_url( 'update-core.php?force-check=1' ) ),
-				__( 'Check for updates manually' )
-			);
-		} else {
-			foreach ( $core_updates as $core => $update ) {
-				if ( 'upgrade' === $update->response ) {
-					$current_version = explode( '.', $core_current_version );
-					$new_version     = explode( '.', $update->version );
-
-					$current_major = $current_version[0] . '.' . $current_version[1];
-					$new_major     = $new_version[0] . '.' . $new_version[1];
-
-					$result['label'] = sprintf(
-						/* translators: %s: The latest version of WordPress available. */
-						__( 'WordPress update available (%s)' ),
-						$update->version
-					);
-
-					$result['actions'] = sprintf(
-						'<a href="%s">%s</a>',
-						esc_url( admin_url( 'update-core.php' ) ),
-						__( 'Install the latest version of WordPress' )
-					);
-
-					if ( $current_major !== $new_major ) {
-						// This is a major version mismatch.
-						$result['status']      = 'recommended';
-						$result['description'] = sprintf(
-							'<p>%s</p>',
-							__( 'A new version of WordPress is available.' )
-						);
-					} else {
-						// This is a minor version, sometimes considered more critical.
-						$result['status']         = 'critical';
-						$result['badge']['label'] = __( 'Security' );
-						$result['description']    = sprintf(
-							'<p>%s</p>',
-							__( 'A new minor update is available for your site. Because minor updates often address security, it&#8217;s important to install them.' )
-						);
-					}
-				} else {
-					$result['status'] = 'good';
-					$result['label']  = sprintf(
-						/* translators: %s: The current version of WordPress installed on this site. */
-						__( 'Your version of WordPress (%s) is up to date' ),
-						$core_current_version
-					);
-
-					$result['description'] = sprintf(
-						'<p>%s</p>',
-						__( 'You are currently running the latest version of WordPress available, keep it up!' )
-					);
-				}
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if plugins are outdated, or unnecessary.
-	 *
-	 * The tests checks if your plugins are up to date, and encourages you to remove any
-	 * that are not in use.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test result.
-	 */
-	public function get_test_plugin_version() {
-		$result = array(
-			'label'       => __( 'Your plugins are all up to date' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Plugins extend your site&#8217;s functionality with things like contact forms, ecommerce and much more. That means they have deep access to your site, so it&#8217;s vital to keep them up to date.' )
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s">%s</a></p>',
-				esc_url( admin_url( 'plugins.php' ) ),
-				__( 'Manage your plugins' )
-			),
-			'test'        => 'plugin_version',
-		);
-
-		$plugins        = get_plugins();
-		$plugin_updates = get_plugin_updates();
-
-		$plugins_have_updates = false;
-		$plugins_active       = 0;
-		$plugins_total        = 0;
-		$plugins_need_update  = 0;
-
-		// Loop over the available plugins and check their versions and active state.
-		foreach ( $plugins as $plugin_path => $plugin ) {
-			$plugins_total++;
-
-			if ( is_plugin_active( $plugin_path ) ) {
-				$plugins_active++;
-			}
-
-			$plugin_version = $plugin['Version'];
-
-			if ( array_key_exists( $plugin_path, $plugin_updates ) ) {
-				$plugins_need_update++;
-				$plugins_have_updates = true;
-			}
-		}
-
-		// Add a notice if there are outdated plugins.
-		if ( $plugins_need_update > 0 ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'You have plugins waiting to be updated' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %d: The number of outdated plugins. */
-					_n(
-						'Your site has %d plugin waiting to be updated.',
-						'Your site has %d plugins waiting to be updated.',
-						$plugins_need_update
-					),
-					$plugins_need_update
-				)
-			);
-
-			$result['actions'] .= sprintf(
-				'<p><a href="%s">%s</a></p>',
-				esc_url( network_admin_url( 'plugins.php?plugin_status=upgrade' ) ),
-				__( 'Update your plugins' )
-			);
-		} else {
-			if ( 1 === $plugins_active ) {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					__( 'Your site has 1 active plugin, and it is up to date.' )
-				);
-			} else {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %d: The number of active plugins. */
-						_n(
-							'Your site has %d active plugin, and it is up to date.',
-							'Your site has %d active plugins, and they are all up to date.',
-							$plugins_active
-						),
-						$plugins_active
-					)
-				);
-			}
-		}
-
-		// Check if there are inactive plugins.
-		if ( $plugins_total > $plugins_active && ! is_multisite() ) {
-			$unused_plugins = $plugins_total - $plugins_active;
-
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'You should remove inactive plugins' );
-
-			$result['description'] .= sprintf(
-				'<p>%s %s</p>',
-				sprintf(
-					/* translators: %d: The number of inactive plugins. */
-					_n(
-						'Your site has %d inactive plugin.',
-						'Your site has %d inactive plugins.',
-						$unused_plugins
-					),
-					$unused_plugins
-				),
-				__( 'Inactive plugins are tempting targets for attackers. If you are not going to use a plugin, you should consider removing it.' )
-			);
-
-			$result['actions'] .= sprintf(
-				'<p><a href="%s">%s</a></p>',
-				esc_url( admin_url( 'plugins.php?plugin_status=inactive' ) ),
-				__( 'Manage inactive plugins' )
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if themes are outdated, or unnecessary.
-	 *
-	 * Сhecks if your site has a default theme (to fall back on if there is a need),
-	 * if your themes are up to date and, finally, encourages you to remove any themes
-	 * that are not needed.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_theme_version() {
-		$result = array(
-			'label'       => __( 'Your themes are all up to date' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Themes add your site&#8217;s look and feel. It&#8217;s important to keep them up to date, to stay consistent with your brand and keep your site secure.' )
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s">%s</a></p>',
-				esc_url( admin_url( 'themes.php' ) ),
-				__( 'Manage your themes' )
-			),
-			'test'        => 'theme_version',
-		);
-
-		$theme_updates = get_theme_updates();
-
-		$themes_total        = 0;
-		$themes_need_updates = 0;
-		$themes_inactive     = 0;
-
-		// This value is changed during processing to determine how many themes are considered a reasonable amount.
-		$allowed_theme_count = 1;
-
-		$has_default_theme   = false;
-		$has_unused_themes   = false;
-		$show_unused_themes  = true;
-		$using_default_theme = false;
-
-		// Populate a list of all themes available in the install.
-		$all_themes   = wp_get_themes();
-		$active_theme = wp_get_theme();
-
-		// If WP_DEFAULT_THEME doesn't exist, fall back to the latest core default theme.
-		$default_theme = wp_get_theme( WP_DEFAULT_THEME );
-		if ( ! $default_theme->exists() ) {
-			$default_theme = WP_Theme::get_core_default_theme();
-		}
-
-		if ( $default_theme ) {
-			$has_default_theme = true;
-
-			if (
-				$active_theme->get_stylesheet() === $default_theme->get_stylesheet()
-			||
-				is_child_theme() && $active_theme->get_template() === $default_theme->get_template()
-			) {
-				$using_default_theme = true;
-			}
-		}
-
-		foreach ( $all_themes as $theme_slug => $theme ) {
-			$themes_total++;
-
-			if ( array_key_exists( $theme_slug, $theme_updates ) ) {
-				$themes_need_updates++;
-			}
-		}
-
-		// If this is a child theme, increase the allowed theme count by one, to account for the parent.
-		if ( is_child_theme() ) {
-			$allowed_theme_count++;
-		}
-
-		// If there's a default theme installed and not in use, we count that as allowed as well.
-		if ( $has_default_theme && ! $using_default_theme ) {
-			$allowed_theme_count++;
-		}
-
-		if ( $themes_total > $allowed_theme_count ) {
-			$has_unused_themes = true;
-			$themes_inactive   = ( $themes_total - $allowed_theme_count );
-		}
-
-		// Check if any themes need to be updated.
-		if ( $themes_need_updates > 0 ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'You have themes waiting to be updated' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %d: The number of outdated themes. */
-					_n(
-						'Your site has %d theme waiting to be updated.',
-						'Your site has %d themes waiting to be updated.',
-						$themes_need_updates
-					),
-					$themes_need_updates
-				)
-			);
-		} else {
-			// Give positive feedback about the site being good about keeping things up to date.
-			if ( 1 === $themes_total ) {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					__( 'Your site has 1 installed theme, and it is up to date.' )
-				);
-			} else {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %d: The number of themes. */
-						_n(
-							'Your site has %d installed theme, and it is up to date.',
-							'Your site has %d installed themes, and they are all up to date.',
-							$themes_total
-						),
-						$themes_total
-					)
-				);
-			}
-		}
-
-		if ( $has_unused_themes && $show_unused_themes && ! is_multisite() ) {
-
-			// This is a child theme, so we want to be a bit more explicit in our messages.
-			if ( $active_theme->parent() ) {
-				// Recommend removing inactive themes, except a default theme, your current one, and the parent theme.
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'You should remove inactive themes' );
-
-				if ( $using_default_theme ) {
-					$result['description'] .= sprintf(
-						'<p>%s %s</p>',
-						sprintf(
-							/* translators: %d: The number of inactive themes. */
-							_n(
-								'Your site has %d inactive theme.',
-								'Your site has %d inactive themes.',
-								$themes_inactive
-							),
-							$themes_inactive
-						),
-						sprintf(
-							/* translators: 1: The currently active theme. 2: The active theme's parent theme. */
-							__( 'To enhance your site&#8217;s security, you should consider removing any themes you are not using. You should keep your active theme, %1$s, and %2$s, its parent theme.' ),
-							$active_theme->name,
-							$active_theme->parent()->name
-						)
-					);
-				} else {
-					$result['description'] .= sprintf(
-						'<p>%s %s</p>',
-						sprintf(
-							/* translators: %d: The number of inactive themes. */
-							_n(
-								'Your site has %d inactive theme.',
-								'Your site has %d inactive themes.',
-								$themes_inactive
-							),
-							$themes_inactive
-						),
-						sprintf(
-							/* translators: 1: The default theme for WordPress. 2: The currently active theme. 3: The active theme's parent theme. */
-							__( 'To enhance your site&#8217;s security, you should consider removing any themes you are not using. You should keep %1$s, the default WordPress theme, %2$s, your active theme, and %3$s, its parent theme.' ),
-							$default_theme ? $default_theme->name : WP_DEFAULT_THEME,
-							$active_theme->name,
-							$active_theme->parent()->name
-						)
-					);
-				}
-			} else {
-				// Recommend removing all inactive themes.
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'You should remove inactive themes' );
-
-				if ( $using_default_theme ) {
-					$result['description'] .= sprintf(
-						'<p>%s %s</p>',
-						sprintf(
-							/* translators: 1: The amount of inactive themes. 2: The currently active theme. */
-							_n(
-								'Your site has %1$d inactive theme, other than %2$s, your active theme.',
-								'Your site has %1$d inactive themes, other than %2$s, your active theme.',
-								$themes_inactive
-							),
-							$themes_inactive,
-							$active_theme->name
-						),
-						__( 'You should consider removing any unused themes to enhance your site&#8217;s security.' )
-					);
-				} else {
-					$result['description'] .= sprintf(
-						'<p>%s %s</p>',
-						sprintf(
-							/* translators: 1: The amount of inactive themes. 2: The default theme for WordPress. 3: The currently active theme. */
-							_n(
-								'Your site has %1$d inactive theme, other than %2$s, the default WordPress theme, and %3$s, your active theme.',
-								'Your site has %1$d inactive themes, other than %2$s, the default WordPress theme, and %3$s, your active theme.',
-								$themes_inactive
-							),
-							$themes_inactive,
-							$default_theme ? $default_theme->name : WP_DEFAULT_THEME,
-							$active_theme->name
-						),
-						__( 'You should consider removing any unused themes to enhance your site&#8217;s security.' )
-					);
-				}
-			}
-		}
-
-		// If no default Twenty* theme exists.
-		if ( ! $has_default_theme ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'Have a default theme available' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				__( 'Your site does not have any default theme. Default themes are used by WordPress automatically if anything is wrong with your chosen theme.' )
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the supplied PHP version is supported.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_php_version() {
-		$response = wp_check_php_version();
-
-		$result = array(
-			'label'       => sprintf(
-				/* translators: %s: The current PHP version. */
-				__( 'Your site is running the current version of PHP (%s)' ),
-				PHP_VERSION
-			),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: The minimum recommended PHP version. */
-					__( 'PHP is the programming language used to build and maintain WordPress. Newer versions of PHP are created with increased performance in mind, so you may see a positive effect on your site&#8217;s performance. The minimum recommended version of PHP is %s.' ),
-					$response ? $response['recommended_version'] : ''
-				)
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				esc_url( wp_get_update_php_url() ),
-				__( 'Learn more about updating PHP' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			),
-			'test'        => 'php_version',
-		);
-
-		// PHP is up to date.
-		if ( ! $response || version_compare( PHP_VERSION, $response['recommended_version'], '>=' ) ) {
-			return $result;
-		}
-
-		// The PHP version is older than the recommended version, but still receiving active support.
-		if ( $response['is_supported'] ) {
-			$result['label'] = sprintf(
-				/* translators: %s: The server PHP version. */
-				__( 'Your site is running an older version of PHP (%s)' ),
-				PHP_VERSION
-			);
-			$result['status'] = 'recommended';
-
-			return $result;
-		}
-
-		// The PHP version is only receiving security fixes.
-		if ( $response['is_secure'] ) {
-			$result['label'] = sprintf(
-				/* translators: %s: The server PHP version. */
-				__( 'Your site is running an older version of PHP (%s), which should be updated' ),
-				PHP_VERSION
-			);
-			$result['status'] = 'recommended';
-
-			return $result;
-		}
-
-		// Anything no longer secure must be updated.
-		$result['label'] = sprintf(
-			/* translators: %s: The server PHP version. */
-			__( 'Your site is running an outdated version of PHP (%s), which requires an update' ),
-			PHP_VERSION
-		);
-		$result['status']         = 'critical';
-		$result['badge']['label'] = __( 'Security' );
-
-		return $result;
-	}
-
-	/**
-	 * Check if the passed extension or function are available.
-	 *
-	 * Make the check for available PHP modules into a simple boolean operator for a cleaner test runner.
-	 *
-	 * @since 5.2.0
-	 * @since 5.3.0 The `$constant_name` and `$class_name` parameters were added.
-	 *
-	 * @param string $extension_name Optional. The extension name to test. Default null.
-	 * @param string $function_name  Optional. The function name to test. Default null.
-	 * @param string $constant_name  Optional. The constant name to test for. Default null.
-	 * @param string $class_name     Optional. The class name to test for. Default null.
-	 * @return bool Whether or not the extension and function are available.
-	 */
-	private function test_php_extension_availability( $extension_name = null, $function_name = null, $constant_name = null, $class_name = null ) {
-		// If no extension or function is passed, claim to fail testing, as we have nothing to test against.
-		if ( ! $extension_name && ! $function_name && ! $constant_name && ! $class_name ) {
-			return false;
-		}
-
-		if ( $extension_name && ! extension_loaded( $extension_name ) ) {
-			return false;
-		}
-
-		if ( $function_name && ! function_exists( $function_name ) ) {
-			return false;
-		}
-
-		if ( $constant_name && ! defined( $constant_name ) ) {
-			return false;
-		}
-
-		if ( $class_name && ! class_exists( $class_name ) ) {
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * Test if required PHP modules are installed on the host.
-	 *
-	 * This test builds on the recommendations made by the WordPress Hosting Team
-	 * as seen at https://make.wordpress.org/hosting/handbook/handbook/server-environment/#php-extensions
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array
-	 */
-	public function get_test_php_extensions() {
-		$result = array(
-			'label'       => __( 'Required and recommended modules are installed' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p><p>%s</p>',
-				__( 'PHP modules perform most of the tasks on the server that make your site run. Any changes to these must be made by your server administrator.' ),
-				sprintf(
-					/* translators: 1: Link to the hosting group page about recommended PHP modules. 2: Additional link attributes. 3: Accessibility text. */
-					__( 'The WordPress Hosting Team maintains a list of those modules, both recommended and required, in <a href="%1$s" %2$s>the team handbook%3$s</a>.' ),
-					/* translators: Localized team handbook, if one exists. */
-					esc_url( __( 'https://make.wordpress.org/hosting/handbook/handbook/server-environment/#php-extensions' ) ),
-					'target="_blank" rel="noopener"',
-					sprintf(
-						' <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span>',
-						/* translators: Accessibility text. */
-						__( '(opens in a new tab)' )
-					)
-				)
-			),
-			'actions'     => '',
-			'test'        => 'php_extensions',
-		);
-
-		$modules = array(
-			'curl'      => array(
-				'function' => 'curl_version',
-				'required' => false,
-			),
-			'dom'       => array(
-				'class'    => 'DOMNode',
-				'required' => false,
-			),
-			'exif'      => array(
-				'function' => 'exif_read_data',
-				'required' => false,
-			),
-			'fileinfo'  => array(
-				'function' => 'finfo_file',
-				'required' => false,
-			),
-			'hash'      => array(
-				'function' => 'hash',
-				'required' => false,
-			),
-			'imagick'   => array(
-				'extension' => 'imagick',
-				'required'  => false,
-			),
-			'json'      => array(
-				'function' => 'json_last_error',
-				'required' => true,
-			),
-			'mbstring'  => array(
-				'function' => 'mb_check_encoding',
-				'required' => false,
-			),
-			'mysqli'    => array(
-				'function' => 'mysqli_connect',
-				'required' => false,
-			),
-			'libsodium' => array(
-				'constant'            => 'SODIUM_LIBRARY_VERSION',
-				'required'            => false,
-				'php_bundled_version' => '7.2.0',
-			),
-			'openssl'   => array(
-				'function' => 'openssl_encrypt',
-				'required' => false,
-			),
-			'pcre'      => array(
-				'function' => 'preg_match',
-				'required' => false,
-			),
-			'mod_xml'   => array(
-				'extension' => 'libxml',
-				'required'  => false,
-			),
-			'zip'       => array(
-				'class'    => 'ZipArchive',
-				'required' => false,
-			),
-			'filter'    => array(
-				'function' => 'filter_list',
-				'required' => false,
-			),
-			'gd'        => array(
-				'extension'    => 'gd',
-				'required'     => false,
-				'fallback_for' => 'imagick',
-			),
-			'iconv'     => array(
-				'function' => 'iconv',
-				'required' => false,
-			),
-			'intl'      => array(
-				'extension' => 'intl',
-				'required'  => false,
-			),
-			'mcrypt'    => array(
-				'extension'    => 'mcrypt',
-				'required'     => false,
-				'fallback_for' => 'libsodium',
-			),
-			'simplexml' => array(
-				'extension'    => 'simplexml',
-				'required'     => false,
-				'fallback_for' => 'mod_xml',
-			),
-			'xmlreader' => array(
-				'extension'    => 'xmlreader',
-				'required'     => false,
-				'fallback_for' => 'mod_xml',
-			),
-			'zlib'      => array(
-				'extension'    => 'zlib',
-				'required'     => false,
-				'fallback_for' => 'zip',
-			),
-		);
-
-		/**
-		 * An array representing all the modules we wish to test for.
-		 *
-		 * @since 5.2.0
-		 * @since 5.3.0 The `$constant` and `$class` parameters were added.
-		 *
-		 * @param array $modules {
-		 *     An associative array of modules to test for.
-		 *
-		 *     @type array ...$0 {
-		 *         An associative array of module properties used during testing.
-		 *         One of either `$function` or `$extension` must be provided, or they will fail by default.
-		 *
-		 *         @type string $function     Optional. A function name to test for the existence of.
-		 *         @type string $extension    Optional. An extension to check if is loaded in PHP.
-		 *         @type string $constant     Optional. A constant name to check for to verify an extension exists.
-		 *         @type string $class        Optional. A class name to check for to verify an extension exists.
-		 *         @type bool   $required     Is this a required feature or not.
-		 *         @type string $fallback_for Optional. The module this module replaces as a fallback.
-		 *     }
-		 * }
-		 */
-		$modules = apply_filters( 'site_status_test_php_modules', $modules );
-
-		$failures = array();
-
-		foreach ( $modules as $library => $module ) {
-			$extension_name = ( isset( $module['extension'] ) ? $module['extension'] : null );
-			$function_name  = ( isset( $module['function'] ) ? $module['function'] : null );
-			$constant_name  = ( isset( $module['constant'] ) ? $module['constant'] : null );
-			$class_name     = ( isset( $module['class'] ) ? $module['class'] : null );
-
-			// If this module is a fallback for another function, check if that other function passed.
-			if ( isset( $module['fallback_for'] ) ) {
-				/*
+    private static $instance = null;
+
+    private $mysql_min_version_check;
+    private $mysql_rec_version_check;
+
+    public $is_mariadb                           = false;
+    private $mysql_server_version                = '';
+    private $health_check_mysql_required_version = '5.5';
+    private $health_check_mysql_rec_version      = '';
+
+    public $php_memory_limit;
+
+    public $schedules;
+    public $crons;
+    public $last_missed_cron     = null;
+    public $last_late_cron       = null;
+    private $timeout_missed_cron = null;
+    private $timeout_late_cron   = null;
+
+    /**
+     * WP_Site_Health constructor.
+     *
+     * @since 5.2.0
+     */
+    public function __construct() {
+        $this->maybe_create_scheduled_event();
+
+        // Save memory limit before it's affected by wp_raise_memory_limit( 'admin' ).
+        $this->php_memory_limit = ini_get( 'memory_limit' );
+
+        $this->timeout_late_cron   = 0;
+        $this->timeout_missed_cron = - 5 * MINUTE_IN_SECONDS;
+
+        if ( defined( 'DISABLE_WP_CRON' ) && DISABLE_WP_CRON ) {
+            $this->timeout_late_cron   = - 15 * MINUTE_IN_SECONDS;
+            $this->timeout_missed_cron = - 1 * HOUR_IN_SECONDS;
+        }
+
+        add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
+
+        add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
+        add_action( 'wp_site_health_scheduled_check', array( $this, 'wp_cron_scheduled_check' ) );
+
+        add_action( 'site_health_tab_content', array( $this, 'show_site_health_tab' ) );
+    }
+
+    /**
+     * Output the content of a tab in the Site Health screen.
+     *
+     * @since 5.8.0
+     *
+     * @param string $tab Slug of the current tab being displayed.
+     */
+    public function show_site_health_tab( $tab ) {
+        if ( 'debug' === $tab ) {
+            require_once ABSPATH . '/wp-admin/site-health-info.php';
+        }
+    }
+
+    /**
+     * Return an instance of the WP_Site_Health class, or create one if none exist yet.
+     *
+     * @since 5.4.0
+     *
+     * @return WP_Site_Health|null
+     */
+    public static function get_instance() {
+        if ( null === self::$instance ) {
+            self::$instance = new WP_Site_Health();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Enqueues the site health scripts.
+     *
+     * @since 5.2.0
+     */
+    public function enqueue_scripts() {
+        $screen = get_current_screen();
+        if ( 'site-health' !== $screen->id && 'dashboard' !== $screen->id ) {
+            return;
+        }
+
+        $health_check_js_variables = array(
+            'screen'      => $screen->id,
+            'nonce'       => array(
+                'site_status'        => wp_create_nonce( 'health-check-site-status' ),
+                'site_status_result' => wp_create_nonce( 'health-check-site-status-result' ),
+            ),
+            'site_status' => array(
+                'direct' => array(),
+                'async'  => array(),
+                'issues' => array(
+                    'good'        => 0,
+                    'recommended' => 0,
+                    'critical'    => 0,
+                ),
+            ),
+        );
+
+        $issue_counts = get_transient( 'health-check-site-status-result' );
+
+        if ( false !== $issue_counts ) {
+            $issue_counts = json_decode( $issue_counts );
+
+            $health_check_js_variables['site_status']['issues'] = $issue_counts;
+        }
+
+        if ( 'site-health' === $screen->id && ( ! isset( $_GET['tab'] ) || empty( $_GET['tab'] ) ) ) {
+            $tests = WP_Site_Health::get_tests();
+
+            // Don't run https test on development environments.
+            if ( $this->is_development_environment() ) {
+                unset( $tests['async']['https_status'] );
+            }
+
+            foreach ( $tests['direct'] as $test ) {
+                if ( is_string( $test['test'] ) ) {
+                    $test_function = sprintf(
+                        'get_test_%s',
+                        $test['test']
+                    );
+
+                    if ( method_exists( $this, $test_function ) && is_callable( array( $this, $test_function ) ) ) {
+                        $health_check_js_variables['site_status']['direct'][] = $this->perform_test( array( $this, $test_function ) );
+                        continue;
+                    }
+                }
+
+                if ( is_callable( $test['test'] ) ) {
+                    $health_check_js_variables['site_status']['direct'][] = $this->perform_test( $test['test'] );
+                }
+            }
+
+            foreach ( $tests['async'] as $test ) {
+                if ( is_string( $test['test'] ) ) {
+                    $health_check_js_variables['site_status']['async'][] = array(
+                        'test'      => $test['test'],
+                        'has_rest'  => ( isset( $test['has_rest'] ) ? $test['has_rest'] : false ),
+                        'completed' => false,
+                        'headers'   => isset( $test['headers'] ) ? $test['headers'] : array(),
+                    );
+                }
+            }
+        }
+
+        wp_localize_script( 'site-health', 'SiteHealth', $health_check_js_variables );
+    }
+
+    /**
+     * Run a Site Health test directly.
+     *
+     * @since 5.4.0
+     *
+     * @param callable $callback
+     * @return mixed|void
+     */
+    private function perform_test( $callback ) {
+        /**
+         * Filters the output of a finished Site Health test.
+         *
+         * @since 5.3.0
+         *
+         * @param array $test_result {
+         *     An associative array of test result data.
+         *
+         *     @type string $label       A label describing the test, and is used as a header in the output.
+         *     @type string $status      The status of the test, which can be a value of `good`, `recommended` or `critical`.
+         *     @type array  $badge {
+         *         Tests are put into categories which have an associated badge shown, these can be modified and assigned here.
+         *
+         *         @type string $label The test label, for example `Performance`.
+         *         @type string $color Default `blue`. A string representing a color to use for the label.
+         *     }
+         *     @type string $description A more descriptive explanation of what the test looks for, and why it is important for the end user.
+         *     @type string $actions     An action to direct the user to where they can resolve the issue, if one exists.
+         *     @type string $test        The name of the test being ran, used as a reference point.
+         * }
+         */
+        return apply_filters( 'site_status_test_result', call_user_func( $callback ) );
+    }
+
+    /**
+     * Run the SQL version checks.
+     *
+     * These values are used in later tests, but the part of preparing them is more easily managed
+     * early in the class for ease of access and discovery.
+     *
+     * @since 5.2.0
+     *
+     * @global wpdb $wpdb WordPress database abstraction object.
+     */
+    private function prepare_sql_data() {
+        global $wpdb;
+
+        if ( $wpdb->use_mysqli ) {
+            // phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysqli_get_server_info
+            $mysql_server_type = mysqli_get_server_info( $wpdb->dbh );
+        } else {
+            // phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysql_get_server_info,PHPCompatibility.Extensions.RemovedExtensions.mysql_DeprecatedRemoved
+            $mysql_server_type = mysql_get_server_info( $wpdb->dbh );
+        }
+
+        $this->mysql_server_version = $wpdb->get_var( 'SELECT VERSION()' );
+
+        $this->health_check_mysql_rec_version = '5.6';
+
+        if ( stristr( $mysql_server_type, 'mariadb' ) ) {
+            $this->is_mariadb                     = true;
+            $this->health_check_mysql_rec_version = '10.0';
+        }
+
+        $this->mysql_min_version_check = version_compare( '5.5', $this->mysql_server_version, '<=' );
+        $this->mysql_rec_version_check = version_compare( $this->health_check_mysql_rec_version, $this->mysql_server_version, '<=' );
+    }
+
+    /**
+     * Test if `wp_version_check` is blocked.
+     *
+     * It's possible to block updates with the `wp_version_check` filter, but this can't be checked
+     * during an Ajax call, as the filter is never introduced then.
+     *
+     * This filter overrides a standard page request if it's made by an admin through the Ajax call
+     * with the right query argument to check for this.
+     *
+     * @since 5.2.0
+     */
+    public function check_wp_version_check_exists() {
+        if ( ! is_admin() || ! is_user_logged_in() || ! current_user_can( 'update_core' ) || ! isset( $_GET['health-check-test-wp_version_check'] ) ) {
+            return;
+        }
+
+        echo ( has_filter( 'wp_version_check', 'wp_version_check' ) ? 'yes' : 'no' );
+
+        die();
+    }
+
+    /**
+     * Tests for WordPress version and outputs it.
+     *
+     * Gives various results depending on what kind of updates are available, if any, to encourage
+     * the user to install security updates as a priority.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test result.
+     */
+    public function get_test_wordpress_version() {
+        $result = array(
+            'label'       => '',
+            'status'      => '',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => '',
+            'actions'     => '',
+            'test'        => 'wordpress_version',
+        );
+
+        $core_current_version = get_bloginfo( 'version' );
+        $core_updates         = get_core_updates();
+
+        if ( ! is_array( $core_updates ) ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = sprintf(
+                /* translators: %s: Your current version of WordPress. */
+                __( 'WordPress version %s' ),
+                $core_current_version
+            );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                __( 'Unable to check if any new versions of WordPress are available.' )
+            );
+
+            $result['actions'] = sprintf(
+                '<a href="%s">%s</a>',
+                esc_url( admin_url( 'update-core.php?force-check=1' ) ),
+                __( 'Check for updates manually' )
+            );
+        } else {
+            foreach ( $core_updates as $core => $update ) {
+                if ( 'upgrade' === $update->response ) {
+                    $current_version = explode( '.', $core_current_version );
+                    $new_version     = explode( '.', $update->version );
+
+                    $current_major = $current_version[0] . '.' . $current_version[1];
+                    $new_major     = $new_version[0] . '.' . $new_version[1];
+
+                    $result['label'] = sprintf(
+                        /* translators: %s: The latest version of WordPress available. */
+                        __( 'WordPress update available (%s)' ),
+                        $update->version
+                    );
+
+                    $result['actions'] = sprintf(
+                        '<a href="%s">%s</a>',
+                        esc_url( admin_url( 'update-core.php' ) ),
+                        __( 'Install the latest version of WordPress' )
+                    );
+
+                    if ( $current_major !== $new_major ) {
+                        // This is a major version mismatch.
+                        $result['status']      = 'recommended';
+                        $result['description'] = sprintf(
+                            '<p>%s</p>',
+                            __( 'A new version of WordPress is available.' )
+                        );
+                    } else {
+                        // This is a minor version, sometimes considered more critical.
+                        $result['status']         = 'critical';
+                        $result['badge']['label'] = __( 'Security' );
+                        $result['description']    = sprintf(
+                            '<p>%s</p>',
+                            __( 'A new minor update is available for your site. Because minor updates often address security, it&#8217;s important to install them.' )
+                        );
+                    }
+                } else {
+                    $result['status'] = 'good';
+                    $result['label']  = sprintf(
+                        /* translators: %s: The current version of WordPress installed on this site. */
+                        __( 'Your version of WordPress (%s) is up to date' ),
+                        $core_current_version
+                    );
+
+                    $result['description'] = sprintf(
+                        '<p>%s</p>',
+                        __( 'You are currently running the latest version of WordPress available, keep it up!' )
+                    );
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if plugins are outdated, or unnecessary.
+     *
+     * The tests checks if your plugins are up to date, and encourages you to remove any
+     * that are not in use.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test result.
+     */
+    public function get_test_plugin_version() {
+        $result = array(
+            'label'       => __( 'Your plugins are all up to date' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Plugins extend your site&#8217;s functionality with things like contact forms, ecommerce and much more. That means they have deep access to your site, so it&#8217;s vital to keep them up to date.' )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s">%s</a></p>',
+                esc_url( admin_url( 'plugins.php' ) ),
+                __( 'Manage your plugins' )
+            ),
+            'test'        => 'plugin_version',
+        );
+
+        $plugins        = get_plugins();
+        $plugin_updates = get_plugin_updates();
+
+        $plugins_have_updates = false;
+        $plugins_active       = 0;
+        $plugins_total        = 0;
+        $plugins_need_update  = 0;
+
+        // Loop over the available plugins and check their versions and active state.
+        foreach ( $plugins as $plugin_path => $plugin ) {
+            $plugins_total++;
+
+            if ( is_plugin_active( $plugin_path ) ) {
+                $plugins_active++;
+            }
+
+            $plugin_version = $plugin['Version'];
+
+            if ( array_key_exists( $plugin_path, $plugin_updates ) ) {
+                $plugins_need_update++;
+                $plugins_have_updates = true;
+            }
+        }
+
+        // Add a notice if there are outdated plugins.
+        if ( $plugins_need_update > 0 ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'You have plugins waiting to be updated' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %d: The number of outdated plugins. */
+                    _n(
+                        'Your site has %d plugin waiting to be updated.',
+                        'Your site has %d plugins waiting to be updated.',
+                        $plugins_need_update
+                    ),
+                    $plugins_need_update
+                )
+            );
+
+            $result['actions'] .= sprintf(
+                '<p><a href="%s">%s</a></p>',
+                esc_url( network_admin_url( 'plugins.php?plugin_status=upgrade' ) ),
+                __( 'Update your plugins' )
+            );
+        } else {
+            if ( 1 === $plugins_active ) {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    __( 'Your site has 1 active plugin, and it is up to date.' )
+                );
+            } else {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %d: The number of active plugins. */
+                        _n(
+                            'Your site has %d active plugin, and it is up to date.',
+                            'Your site has %d active plugins, and they are all up to date.',
+                            $plugins_active
+                        ),
+                        $plugins_active
+                    )
+                );
+            }
+        }
+
+        // Check if there are inactive plugins.
+        if ( $plugins_total > $plugins_active && ! is_multisite() ) {
+            $unused_plugins = $plugins_total - $plugins_active;
+
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'You should remove inactive plugins' );
+
+            $result['description'] .= sprintf(
+                '<p>%s %s</p>',
+                sprintf(
+                    /* translators: %d: The number of inactive plugins. */
+                    _n(
+                        'Your site has %d inactive plugin.',
+                        'Your site has %d inactive plugins.',
+                        $unused_plugins
+                    ),
+                    $unused_plugins
+                ),
+                __( 'Inactive plugins are tempting targets for attackers. If you are not going to use a plugin, you should consider removing it.' )
+            );
+
+            $result['actions'] .= sprintf(
+                '<p><a href="%s">%s</a></p>',
+                esc_url( admin_url( 'plugins.php?plugin_status=inactive' ) ),
+                __( 'Manage inactive plugins' )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if themes are outdated, or unnecessary.
+     *
+     * Сhecks if your site has a default theme (to fall back on if there is a need),
+     * if your themes are up to date and, finally, encourages you to remove any themes
+     * that are not needed.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_theme_version() {
+        $result = array(
+            'label'       => __( 'Your themes are all up to date' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Themes add your site&#8217;s look and feel. It&#8217;s important to keep them up to date, to stay consistent with your brand and keep your site secure.' )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s">%s</a></p>',
+                esc_url( admin_url( 'themes.php' ) ),
+                __( 'Manage your themes' )
+            ),
+            'test'        => 'theme_version',
+        );
+
+        $theme_updates = get_theme_updates();
+
+        $themes_total        = 0;
+        $themes_need_updates = 0;
+        $themes_inactive     = 0;
+
+        // This value is changed during processing to determine how many themes are considered a reasonable amount.
+        $allowed_theme_count = 1;
+
+        $has_default_theme   = false;
+        $has_unused_themes   = false;
+        $show_unused_themes  = true;
+        $using_default_theme = false;
+
+        // Populate a list of all themes available in the install.
+        $all_themes   = wp_get_themes();
+        $active_theme = wp_get_theme();
+
+        // If WP_DEFAULT_THEME doesn't exist, fall back to the latest core default theme.
+        $default_theme = wp_get_theme( WP_DEFAULT_THEME );
+        if ( ! $default_theme->exists() ) {
+            $default_theme = WP_Theme::get_core_default_theme();
+        }
+
+        if ( $default_theme ) {
+            $has_default_theme = true;
+
+            if (
+                $active_theme->get_stylesheet() === $default_theme->get_stylesheet()
+            ||
+                is_child_theme() && $active_theme->get_template() === $default_theme->get_template()
+            ) {
+                $using_default_theme = true;
+            }
+        }
+
+        foreach ( $all_themes as $theme_slug => $theme ) {
+            $themes_total++;
+
+            if ( array_key_exists( $theme_slug, $theme_updates ) ) {
+                $themes_need_updates++;
+            }
+        }
+
+        // If this is a child theme, increase the allowed theme count by one, to account for the parent.
+        if ( is_child_theme() ) {
+            $allowed_theme_count++;
+        }
+
+        // If there's a default theme installed and not in use, we count that as allowed as well.
+        if ( $has_default_theme && ! $using_default_theme ) {
+            $allowed_theme_count++;
+        }
+
+        if ( $themes_total > $allowed_theme_count ) {
+            $has_unused_themes = true;
+            $themes_inactive   = ( $themes_total - $allowed_theme_count );
+        }
+
+        // Check if any themes need to be updated.
+        if ( $themes_need_updates > 0 ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'You have themes waiting to be updated' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %d: The number of outdated themes. */
+                    _n(
+                        'Your site has %d theme waiting to be updated.',
+                        'Your site has %d themes waiting to be updated.',
+                        $themes_need_updates
+                    ),
+                    $themes_need_updates
+                )
+            );
+        } else {
+            // Give positive feedback about the site being good about keeping things up to date.
+            if ( 1 === $themes_total ) {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    __( 'Your site has 1 installed theme, and it is up to date.' )
+                );
+            } else {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %d: The number of themes. */
+                        _n(
+                            'Your site has %d installed theme, and it is up to date.',
+                            'Your site has %d installed themes, and they are all up to date.',
+                            $themes_total
+                        ),
+                        $themes_total
+                    )
+                );
+            }
+        }
+
+        if ( $has_unused_themes && $show_unused_themes && ! is_multisite() ) {
+
+            // This is a child theme, so we want to be a bit more explicit in our messages.
+            if ( $active_theme->parent() ) {
+                // Recommend removing inactive themes, except a default theme, your current one, and the parent theme.
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'You should remove inactive themes' );
+
+                if ( $using_default_theme ) {
+                    $result['description'] .= sprintf(
+                        '<p>%s %s</p>',
+                        sprintf(
+                            /* translators: %d: The number of inactive themes. */
+                            _n(
+                                'Your site has %d inactive theme.',
+                                'Your site has %d inactive themes.',
+                                $themes_inactive
+                            ),
+                            $themes_inactive
+                        ),
+                        sprintf(
+                            /* translators: 1: The currently active theme. 2: The active theme's parent theme. */
+                            __( 'To enhance your site&#8217;s security, you should consider removing any themes you are not using. You should keep your active theme, %1$s, and %2$s, its parent theme.' ),
+                            $active_theme->name,
+                            $active_theme->parent()->name
+                        )
+                    );
+                } else {
+                    $result['description'] .= sprintf(
+                        '<p>%s %s</p>',
+                        sprintf(
+                            /* translators: %d: The number of inactive themes. */
+                            _n(
+                                'Your site has %d inactive theme.',
+                                'Your site has %d inactive themes.',
+                                $themes_inactive
+                            ),
+                            $themes_inactive
+                        ),
+                        sprintf(
+                            /* translators: 1: The default theme for WordPress. 2: The currently active theme. 3: The active theme's parent theme. */
+                            __( 'To enhance your site&#8217;s security, you should consider removing any themes you are not using. You should keep %1$s, the default WordPress theme, %2$s, your active theme, and %3$s, its parent theme.' ),
+                            $default_theme ? $default_theme->name : WP_DEFAULT_THEME,
+                            $active_theme->name,
+                            $active_theme->parent()->name
+                        )
+                    );
+                }
+            } else {
+                // Recommend removing all inactive themes.
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'You should remove inactive themes' );
+
+                if ( $using_default_theme ) {
+                    $result['description'] .= sprintf(
+                        '<p>%s %s</p>',
+                        sprintf(
+                            /* translators: 1: The amount of inactive themes. 2: The currently active theme. */
+                            _n(
+                                'Your site has %1$d inactive theme, other than %2$s, your active theme.',
+                                'Your site has %1$d inactive themes, other than %2$s, your active theme.',
+                                $themes_inactive
+                            ),
+                            $themes_inactive,
+                            $active_theme->name
+                        ),
+                        __( 'You should consider removing any unused themes to enhance your site&#8217;s security.' )
+                    );
+                } else {
+                    $result['description'] .= sprintf(
+                        '<p>%s %s</p>',
+                        sprintf(
+                            /* translators: 1: The amount of inactive themes. 2: The default theme for WordPress. 3: The currently active theme. */
+                            _n(
+                                'Your site has %1$d inactive theme, other than %2$s, the default WordPress theme, and %3$s, your active theme.',
+                                'Your site has %1$d inactive themes, other than %2$s, the default WordPress theme, and %3$s, your active theme.',
+                                $themes_inactive
+                            ),
+                            $themes_inactive,
+                            $default_theme ? $default_theme->name : WP_DEFAULT_THEME,
+                            $active_theme->name
+                        ),
+                        __( 'You should consider removing any unused themes to enhance your site&#8217;s security.' )
+                    );
+                }
+            }
+        }
+
+        // If no default Twenty* theme exists.
+        if ( ! $has_default_theme ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'Have a default theme available' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                __( 'Your site does not have any default theme. Default themes are used by WordPress automatically if anything is wrong with your chosen theme.' )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the supplied PHP version is supported.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_php_version() {
+        $response = wp_check_php_version();
+
+        $result = array(
+            'label'       => sprintf(
+                /* translators: %s: The current PHP version. */
+                __( 'Your site is running the current version of PHP (%s)' ),
+                PHP_VERSION
+            ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: The minimum recommended PHP version. */
+                    __( 'PHP is the programming language used to build and maintain WordPress. Newer versions of PHP are created with increased performance in mind, so you may see a positive effect on your site&#8217;s performance. The minimum recommended version of PHP is %s.' ),
+                    $response ? $response['recommended_version'] : ''
+                )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                esc_url( wp_get_update_php_url() ),
+                __( 'Learn more about updating PHP' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            ),
+            'test'        => 'php_version',
+        );
+
+        // PHP is up to date.
+        if ( ! $response || version_compare( PHP_VERSION, $response['recommended_version'], '>=' ) ) {
+            return $result;
+        }
+
+        // The PHP version is older than the recommended version, but still receiving active support.
+        if ( $response['is_supported'] ) {
+            $result['label'] = sprintf(
+                /* translators: %s: The server PHP version. */
+                __( 'Your site is running an older version of PHP (%s)' ),
+                PHP_VERSION
+            );
+            $result['status'] = 'recommended';
+
+            return $result;
+        }
+
+        // The PHP version is only receiving security fixes.
+        if ( $response['is_secure'] ) {
+            $result['label'] = sprintf(
+                /* translators: %s: The server PHP version. */
+                __( 'Your site is running an older version of PHP (%s), which should be updated' ),
+                PHP_VERSION
+            );
+            $result['status'] = 'recommended';
+
+            return $result;
+        }
+
+        // Anything no longer secure must be updated.
+        $result['label'] = sprintf(
+            /* translators: %s: The server PHP version. */
+            __( 'Your site is running an outdated version of PHP (%s), which requires an update' ),
+            PHP_VERSION
+        );
+        $result['status']         = 'critical';
+        $result['badge']['label'] = __( 'Security' );
+
+        return $result;
+    }
+
+    /**
+     * Check if the passed extension or function are available.
+     *
+     * Make the check for available PHP modules into a simple boolean operator for a cleaner test runner.
+     *
+     * @since 5.2.0
+     * @since 5.3.0 The `$constant_name` and `$class_name` parameters were added.
+     *
+     * @param string $extension_name Optional. The extension name to test. Default null.
+     * @param string $function_name  Optional. The function name to test. Default null.
+     * @param string $constant_name  Optional. The constant name to test for. Default null.
+     * @param string $class_name     Optional. The class name to test for. Default null.
+     * @return bool Whether or not the extension and function are available.
+     */
+    private function test_php_extension_availability( $extension_name = null, $function_name = null, $constant_name = null, $class_name = null ) {
+        // If no extension or function is passed, claim to fail testing, as we have nothing to test against.
+        if ( ! $extension_name && ! $function_name && ! $constant_name && ! $class_name ) {
+            return false;
+        }
+
+        if ( $extension_name && ! extension_loaded( $extension_name ) ) {
+            return false;
+        }
+
+        if ( $function_name && ! function_exists( $function_name ) ) {
+            return false;
+        }
+
+        if ( $constant_name && ! defined( $constant_name ) ) {
+            return false;
+        }
+
+        if ( $class_name && ! class_exists( $class_name ) ) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Test if required PHP modules are installed on the host.
+     *
+     * This test builds on the recommendations made by the WordPress Hosting Team
+     * as seen at https://make.wordpress.org/hosting/handbook/handbook/server-environment/#php-extensions
+     *
+     * @since 5.2.0
+     *
+     * @return array
+     */
+    public function get_test_php_extensions() {
+        $result = array(
+            'label'       => __( 'Required and recommended modules are installed' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p><p>%s</p>',
+                __( 'PHP modules perform most of the tasks on the server that make your site run. Any changes to these must be made by your server administrator.' ),
+                sprintf(
+                    /* translators: 1: Link to the hosting group page about recommended PHP modules. 2: Additional link attributes. 3: Accessibility text. */
+                    __( 'The WordPress Hosting Team maintains a list of those modules, both recommended and required, in <a href="%1$s" %2$s>the team handbook%3$s</a>.' ),
+                    /* translators: Localized team handbook, if one exists. */
+                    esc_url( __( 'https://make.wordpress.org/hosting/handbook/handbook/server-environment/#php-extensions' ) ),
+                    'target="_blank" rel="noopener"',
+                    sprintf(
+                        ' <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span>',
+                        /* translators: Accessibility text. */
+                        __( '(opens in a new tab)' )
+                    )
+                )
+            ),
+            'actions'     => '',
+            'test'        => 'php_extensions',
+        );
+
+        $modules = array(
+            'curl'      => array(
+                'function' => 'curl_version',
+                'required' => false,
+            ),
+            'dom'       => array(
+                'class'    => 'DOMNode',
+                'required' => false,
+            ),
+            'exif'      => array(
+                'function' => 'exif_read_data',
+                'required' => false,
+            ),
+            'fileinfo'  => array(
+                'function' => 'finfo_file',
+                'required' => false,
+            ),
+            'hash'      => array(
+                'function' => 'hash',
+                'required' => false,
+            ),
+            'imagick'   => array(
+                'extension' => 'imagick',
+                'required'  => false,
+            ),
+            'json'      => array(
+                'function' => 'json_last_error',
+                'required' => true,
+            ),
+            'mbstring'  => array(
+                'function' => 'mb_check_encoding',
+                'required' => false,
+            ),
+            'mysqli'    => array(
+                'function' => 'mysqli_connect',
+                'required' => false,
+            ),
+            'libsodium' => array(
+                'constant'            => 'SODIUM_LIBRARY_VERSION',
+                'required'            => false,
+                'php_bundled_version' => '7.2.0',
+            ),
+            'openssl'   => array(
+                'function' => 'openssl_encrypt',
+                'required' => false,
+            ),
+            'pcre'      => array(
+                'function' => 'preg_match',
+                'required' => false,
+            ),
+            'mod_xml'   => array(
+                'extension' => 'libxml',
+                'required'  => false,
+            ),
+            'zip'       => array(
+                'class'    => 'ZipArchive',
+                'required' => false,
+            ),
+            'filter'    => array(
+                'function' => 'filter_list',
+                'required' => false,
+            ),
+            'gd'        => array(
+                'extension'    => 'gd',
+                'required'     => false,
+                'fallback_for' => 'imagick',
+            ),
+            'iconv'     => array(
+                'function' => 'iconv',
+                'required' => false,
+            ),
+            'intl'      => array(
+                'extension' => 'intl',
+                'required'  => false,
+            ),
+            'mcrypt'    => array(
+                'extension'    => 'mcrypt',
+                'required'     => false,
+                'fallback_for' => 'libsodium',
+            ),
+            'simplexml' => array(
+                'extension'    => 'simplexml',
+                'required'     => false,
+                'fallback_for' => 'mod_xml',
+            ),
+            'xmlreader' => array(
+                'extension'    => 'xmlreader',
+                'required'     => false,
+                'fallback_for' => 'mod_xml',
+            ),
+            'zlib'      => array(
+                'extension'    => 'zlib',
+                'required'     => false,
+                'fallback_for' => 'zip',
+            ),
+        );
+
+        /**
+         * An array representing all the modules we wish to test for.
+         *
+         * @since 5.2.0
+         * @since 5.3.0 The `$constant` and `$class` parameters were added.
+         *
+         * @param array $modules {
+         *     An associative array of modules to test for.
+         *
+         *     @type array ...$0 {
+         *         An associative array of module properties used during testing.
+         *         One of either `$function` or `$extension` must be provided, or they will fail by default.
+         *
+         *         @type string $function     Optional. A function name to test for the existence of.
+         *         @type string $extension    Optional. An extension to check if is loaded in PHP.
+         *         @type string $constant     Optional. A constant name to check for to verify an extension exists.
+         *         @type string $class        Optional. A class name to check for to verify an extension exists.
+         *         @type bool   $required     Is this a required feature or not.
+         *         @type string $fallback_for Optional. The module this module replaces as a fallback.
+         *     }
+         * }
+         */
+        $modules = apply_filters( 'site_status_test_php_modules', $modules );
+
+        $failures = array();
+
+        foreach ( $modules as $library => $module ) {
+            $extension_name = ( isset( $module['extension'] ) ? $module['extension'] : null );
+            $function_name  = ( isset( $module['function'] ) ? $module['function'] : null );
+            $constant_name  = ( isset( $module['constant'] ) ? $module['constant'] : null );
+            $class_name     = ( isset( $module['class'] ) ? $module['class'] : null );
+
+            // If this module is a fallback for another function, check if that other function passed.
+            if ( isset( $module['fallback_for'] ) ) {
+                /*
 				 * If that other function has a failure, mark this module as required for usual operations.
 				 * If that other function hasn't failed, skip this test as it's only a fallback.
 				 */
-				if ( isset( $failures[ $module['fallback_for'] ] ) ) {
-					$module['required'] = true;
-				} else {
-					continue;
-				}
-			}
-
-			if ( ! $this->test_php_extension_availability( $extension_name, $function_name, $constant_name, $class_name )
-				&& ( ! isset( $module['php_bundled_version'] )
-					|| version_compare( PHP_VERSION, $module['php_bundled_version'], '<' ) )
-			) {
-				if ( $module['required'] ) {
-					$result['status'] = 'critical';
-
-					$class         = 'error';
-					$screen_reader = __( 'Error' );
-					$message       = sprintf(
-						/* translators: %s: The module name. */
-						__( 'The required module, %s, is not installed, or has been disabled.' ),
-						$library
-					);
-				} else {
-					$class         = 'warning';
-					$screen_reader = __( 'Warning' );
-					$message       = sprintf(
-						/* translators: %s: The module name. */
-						__( 'The optional module, %s, is not installed, or has been disabled.' ),
-						$library
-					);
-				}
-
-				if ( ! $module['required'] && 'good' === $result['status'] ) {
-					$result['status'] = 'recommended';
-				}
-
-				$failures[ $library ] = "<span class='dashicons $class'><span class='screen-reader-text'>$screen_reader</span></span> $message";
-			}
-		}
-
-		if ( ! empty( $failures ) ) {
-			$output = '<ul>';
-
-			foreach ( $failures as $failure ) {
-				$output .= sprintf(
-					'<li>%s</li>',
-					$failure
-				);
-			}
-
-			$output .= '</ul>';
-		}
-
-		if ( 'good' !== $result['status'] ) {
-			if ( 'recommended' === $result['status'] ) {
-				$result['label'] = __( 'One or more recommended modules are missing' );
-			}
-			if ( 'critical' === $result['status'] ) {
-				$result['label'] = __( 'One or more required modules are missing' );
-			}
-
-			$result['description'] .= $output;
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the PHP default timezone is set to UTC.
-	 *
-	 * @since 5.3.1
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_php_default_timezone() {
-		$result = array(
-			'label'       => __( 'PHP default timezone is valid' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'PHP default timezone was configured by WordPress on loading. This is necessary for correct calculations of dates and times.' )
-			),
-			'actions'     => '',
-			'test'        => 'php_default_timezone',
-		);
-
-		if ( 'UTC' !== date_default_timezone_get() ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'PHP default timezone is invalid' );
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: date_default_timezone_set() */
-					__( 'PHP default timezone was changed after WordPress loading by a %s function call. This interferes with correct calculations of dates and times.' ),
-					'<code>date_default_timezone_set()</code>'
-				)
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if there's an active PHP session that can affect loopback requests.
-	 *
-	 * @since 5.5.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_php_sessions() {
-		$result = array(
-			'label'       => __( 'No PHP sessions detected' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: session_start(), 2: session_write_close() */
-					__( 'PHP sessions created by a %1$s function call may interfere with REST API and loopback requests. An active session should be closed by %2$s before making any HTTP requests.' ),
-					'<code>session_start()</code>',
-					'<code>session_write_close()</code>'
-				)
-			),
-			'test'        => 'php_sessions',
-		);
-
-		if ( function_exists( 'session_status' ) && PHP_SESSION_ACTIVE === session_status() ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'An active PHP session was detected' );
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: session_start(), 2: session_write_close() */
-					__( 'A PHP session was created by a %1$s function call. This interferes with REST API and loopback requests. The session should be closed by %2$s before making any HTTP requests.' ),
-					'<code>session_start()</code>',
-					'<code>session_write_close()</code>'
-				)
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the SQL server is up to date.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_sql_server() {
-		if ( ! $this->mysql_server_version ) {
-			$this->prepare_sql_data();
-		}
-
-		$result = array(
-			'label'       => __( 'SQL server is up to date' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'The SQL server is a required piece of software for the database WordPress uses to store all your site&#8217;s content and settings.' )
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				/* translators: Localized version of WordPress requirements if one exists. */
-				esc_url( __( 'https://wordpress.org/about/requirements/' ) ),
-				__( 'Learn more about what WordPress requires to run.' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			),
-			'test'        => 'sql_server',
-		);
-
-		$db_dropin = file_exists( WP_CONTENT_DIR . '/db.php' );
-
-		if ( ! $this->mysql_rec_version_check ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'Outdated SQL server' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: The database engine in use (MySQL or MariaDB). 2: Database server recommended version number. */
-					__( 'For optimal performance and security reasons, you should consider running %1$s version %2$s or higher. Contact your web hosting company to correct this.' ),
-					( $this->is_mariadb ? 'MariaDB' : 'MySQL' ),
-					$this->health_check_mysql_rec_version
-				)
-			);
-		}
-
-		if ( ! $this->mysql_min_version_check ) {
-			$result['status'] = 'critical';
-
-			$result['label']          = __( 'Severely outdated SQL server' );
-			$result['badge']['label'] = __( 'Security' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: The database engine in use (MySQL or MariaDB). 2: Database server minimum version number. */
-					__( 'WordPress requires %1$s version %2$s or higher. Contact your web hosting company to correct this.' ),
-					( $this->is_mariadb ? 'MariaDB' : 'MySQL' ),
-					$this->health_check_mysql_required_version
-				)
-			);
-		}
-
-		if ( $db_dropin ) {
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				wp_kses(
-					sprintf(
-						/* translators: 1: The name of the drop-in. 2: The name of the database engine. */
-						__( 'You are using a %1$s drop-in which might mean that a %2$s database is not being used.' ),
-						'<code>wp-content/db.php</code>',
-						( $this->is_mariadb ? 'MariaDB' : 'MySQL' )
-					),
-					array(
-						'code' => true,
-					)
-				)
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the database server is capable of using utf8mb4.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_utf8mb4_support() {
-		global $wpdb;
-
-		if ( ! $this->mysql_server_version ) {
-			$this->prepare_sql_data();
-		}
-
-		$result = array(
-			'label'       => __( 'UTF8MB4 is supported' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'UTF8MB4 is the character set WordPress prefers for database storage because it safely supports the widest set of characters and encodings, including Emoji, enabling better support for non-English languages.' )
-			),
-			'actions'     => '',
-			'test'        => 'utf8mb4_support',
-		);
-
-		if ( ! $this->is_mariadb ) {
-			if ( version_compare( $this->mysql_server_version, '5.5.3', '<' ) ) {
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'utf8mb4 requires a MySQL update' );
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %s: Version number. */
-						__( 'WordPress&#8217; utf8mb4 support requires MySQL version %s or greater. Please contact your server administrator.' ),
-						'5.5.3'
-					)
-				);
-			} else {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					__( 'Your MySQL version supports utf8mb4.' )
-				);
-			}
-		} else { // MariaDB introduced utf8mb4 support in 5.5.0.
-			if ( version_compare( $this->mysql_server_version, '5.5.0', '<' ) ) {
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'utf8mb4 requires a MariaDB update' );
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %s: Version number. */
-						__( 'WordPress&#8217; utf8mb4 support requires MariaDB version %s or greater. Please contact your server administrator.' ),
-						'5.5.0'
-					)
-				);
-			} else {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					__( 'Your MariaDB version supports utf8mb4.' )
-				);
-			}
-		}
-
-		if ( $wpdb->use_mysqli ) {
-			// phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysqli_get_client_info
-			$mysql_client_version = mysqli_get_client_info();
-		} else {
-			// phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysql_get_client_info,PHPCompatibility.Extensions.RemovedExtensions.mysql_DeprecatedRemoved
-			$mysql_client_version = mysql_get_client_info();
-		}
-
-		/*
+                if ( isset( $failures[ $module['fallback_for'] ] ) ) {
+                    $module['required'] = true;
+                } else {
+                    continue;
+                }
+            }
+
+            if ( ! $this->test_php_extension_availability( $extension_name, $function_name, $constant_name, $class_name )
+                && ( ! isset( $module['php_bundled_version'] )
+                    || version_compare( PHP_VERSION, $module['php_bundled_version'], '<' ) )
+            ) {
+                if ( $module['required'] ) {
+                    $result['status'] = 'critical';
+
+                    $class         = 'error';
+                    $screen_reader = __( 'Error' );
+                    $message       = sprintf(
+                        /* translators: %s: The module name. */
+                        __( 'The required module, %s, is not installed, or has been disabled.' ),
+                        $library
+                    );
+                } else {
+                    $class         = 'warning';
+                    $screen_reader = __( 'Warning' );
+                    $message       = sprintf(
+                        /* translators: %s: The module name. */
+                        __( 'The optional module, %s, is not installed, or has been disabled.' ),
+                        $library
+                    );
+                }
+
+                if ( ! $module['required'] && 'good' === $result['status'] ) {
+                    $result['status'] = 'recommended';
+                }
+
+                $failures[ $library ] = "<span class='dashicons $class'><span class='screen-reader-text'>$screen_reader</span></span> $message";
+            }
+        }
+
+        if ( ! empty( $failures ) ) {
+            $output = '<ul>';
+
+            foreach ( $failures as $failure ) {
+                $output .= sprintf(
+                    '<li>%s</li>',
+                    $failure
+                );
+            }
+
+            $output .= '</ul>';
+        }
+
+        if ( 'good' !== $result['status'] ) {
+            if ( 'recommended' === $result['status'] ) {
+                $result['label'] = __( 'One or more recommended modules are missing' );
+            }
+            if ( 'critical' === $result['status'] ) {
+                $result['label'] = __( 'One or more required modules are missing' );
+            }
+
+            $result['description'] .= $output;
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the PHP default timezone is set to UTC.
+     *
+     * @since 5.3.1
+     *
+     * @return array The test results.
+     */
+    public function get_test_php_default_timezone() {
+        $result = array(
+            'label'       => __( 'PHP default timezone is valid' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'PHP default timezone was configured by WordPress on loading. This is necessary for correct calculations of dates and times.' )
+            ),
+            'actions'     => '',
+            'test'        => 'php_default_timezone',
+        );
+
+        if ( 'UTC' !== date_default_timezone_get() ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'PHP default timezone is invalid' );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: date_default_timezone_set() */
+                    __( 'PHP default timezone was changed after WordPress loading by a %s function call. This interferes with correct calculations of dates and times.' ),
+                    '<code>date_default_timezone_set()</code>'
+                )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if there's an active PHP session that can affect loopback requests.
+     *
+     * @since 5.5.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_php_sessions() {
+        $result = array(
+            'label'       => __( 'No PHP sessions detected' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: session_start(), 2: session_write_close() */
+                    __( 'PHP sessions created by a %1$s function call may interfere with REST API and loopback requests. An active session should be closed by %2$s before making any HTTP requests.' ),
+                    '<code>session_start()</code>',
+                    '<code>session_write_close()</code>'
+                )
+            ),
+            'test'        => 'php_sessions',
+        );
+
+        if ( function_exists( 'session_status' ) && PHP_SESSION_ACTIVE === session_status() ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'An active PHP session was detected' );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: session_start(), 2: session_write_close() */
+                    __( 'A PHP session was created by a %1$s function call. This interferes with REST API and loopback requests. The session should be closed by %2$s before making any HTTP requests.' ),
+                    '<code>session_start()</code>',
+                    '<code>session_write_close()</code>'
+                )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the SQL server is up to date.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_sql_server() {
+        if ( ! $this->mysql_server_version ) {
+            $this->prepare_sql_data();
+        }
+
+        $result = array(
+            'label'       => __( 'SQL server is up to date' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'The SQL server is a required piece of software for the database WordPress uses to store all your site&#8217;s content and settings.' )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                /* translators: Localized version of WordPress requirements if one exists. */
+                esc_url( __( 'https://wordpress.org/about/requirements/' ) ),
+                __( 'Learn more about what WordPress requires to run.' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            ),
+            'test'        => 'sql_server',
+        );
+
+        $db_dropin = file_exists( WP_CONTENT_DIR . '/db.php' );
+
+        if ( ! $this->mysql_rec_version_check ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'Outdated SQL server' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: The database engine in use (MySQL or MariaDB). 2: Database server recommended version number. */
+                    __( 'For optimal performance and security reasons, you should consider running %1$s version %2$s or higher. Contact your web hosting company to correct this.' ),
+                    ( $this->is_mariadb ? 'MariaDB' : 'MySQL' ),
+                    $this->health_check_mysql_rec_version
+                )
+            );
+        }
+
+        if ( ! $this->mysql_min_version_check ) {
+            $result['status'] = 'critical';
+
+            $result['label']          = __( 'Severely outdated SQL server' );
+            $result['badge']['label'] = __( 'Security' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: The database engine in use (MySQL or MariaDB). 2: Database server minimum version number. */
+                    __( 'WordPress requires %1$s version %2$s or higher. Contact your web hosting company to correct this.' ),
+                    ( $this->is_mariadb ? 'MariaDB' : 'MySQL' ),
+                    $this->health_check_mysql_required_version
+                )
+            );
+        }
+
+        if ( $db_dropin ) {
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                wp_kses(
+                    sprintf(
+                        /* translators: 1: The name of the drop-in. 2: The name of the database engine. */
+                        __( 'You are using a %1$s drop-in which might mean that a %2$s database is not being used.' ),
+                        '<code>wp-content/db.php</code>',
+                        ( $this->is_mariadb ? 'MariaDB' : 'MySQL' )
+                    ),
+                    array(
+                        'code' => true,
+                    )
+                )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the database server is capable of using utf8mb4.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_utf8mb4_support() {
+        global $wpdb;
+
+        if ( ! $this->mysql_server_version ) {
+            $this->prepare_sql_data();
+        }
+
+        $result = array(
+            'label'       => __( 'UTF8MB4 is supported' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'UTF8MB4 is the character set WordPress prefers for database storage because it safely supports the widest set of characters and encodings, including Emoji, enabling better support for non-English languages.' )
+            ),
+            'actions'     => '',
+            'test'        => 'utf8mb4_support',
+        );
+
+        if ( ! $this->is_mariadb ) {
+            if ( version_compare( $this->mysql_server_version, '5.5.3', '<' ) ) {
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'utf8mb4 requires a MySQL update' );
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %s: Version number. */
+                        __( 'WordPress&#8217; utf8mb4 support requires MySQL version %s or greater. Please contact your server administrator.' ),
+                        '5.5.3'
+                    )
+                );
+            } else {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    __( 'Your MySQL version supports utf8mb4.' )
+                );
+            }
+        } else { // MariaDB introduced utf8mb4 support in 5.5.0.
+            if ( version_compare( $this->mysql_server_version, '5.5.0', '<' ) ) {
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'utf8mb4 requires a MariaDB update' );
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %s: Version number. */
+                        __( 'WordPress&#8217; utf8mb4 support requires MariaDB version %s or greater. Please contact your server administrator.' ),
+                        '5.5.0'
+                    )
+                );
+            } else {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    __( 'Your MariaDB version supports utf8mb4.' )
+                );
+            }
+        }
+
+        if ( $wpdb->use_mysqli ) {
+            // phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysqli_get_client_info
+            $mysql_client_version = mysqli_get_client_info();
+        } else {
+            // phpcs:ignore WordPress.DB.RestrictedFunctions.mysql_mysql_get_client_info,PHPCompatibility.Extensions.RemovedExtensions.mysql_DeprecatedRemoved
+            $mysql_client_version = mysql_get_client_info();
+        }
+
+        /*
 		 * libmysql has supported utf8mb4 since 5.5.3, same as the MySQL server.
 		 * mysqlnd has supported utf8mb4 since 5.0.9.
 		 */
-		if ( false !== strpos( $mysql_client_version, 'mysqlnd' ) ) {
-			$mysql_client_version = preg_replace( '/^\D+([\d.]+).*/', '$1', $mysql_client_version );
-			if ( version_compare( $mysql_client_version, '5.0.9', '<' ) ) {
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'utf8mb4 requires a newer client library' );
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: 1: Name of the library, 2: Number of version. */
-						__( 'WordPress&#8217; utf8mb4 support requires MySQL client library (%1$s) version %2$s or newer. Please contact your server administrator.' ),
-						'mysqlnd',
-						'5.0.9'
-					)
-				);
-			}
-		} else {
-			if ( version_compare( $mysql_client_version, '5.5.3', '<' ) ) {
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'utf8mb4 requires a newer client library' );
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: 1: Name of the library, 2: Number of version. */
-						__( 'WordPress&#8217; utf8mb4 support requires MySQL client library (%1$s) version %2$s or newer. Please contact your server administrator.' ),
-						'libmysql',
-						'5.5.3'
-					)
-				);
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the site can communicate with WordPress.org.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_dotorg_communication() {
-		$result = array(
-			'label'       => __( 'Can communicate with WordPress.org' ),
-			'status'      => '',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Communicating with the WordPress servers is used to check for new versions, and to both install and update WordPress core, themes or plugins.' )
-			),
-			'actions'     => '',
-			'test'        => 'dotorg_communication',
-		);
-
-		$wp_dotorg = wp_remote_get(
-			'https://api.wordpress.org',
-			array(
-				'timeout' => 10,
-			)
-		);
-		if ( ! is_wp_error( $wp_dotorg ) ) {
-			$result['status'] = 'good';
-		} else {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'Could not reach WordPress.org' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					'<span class="error"><span class="screen-reader-text">%s</span></span> %s',
-					__( 'Error' ),
-					sprintf(
-						/* translators: 1: The IP address WordPress.org resolves to. 2: The error returned by the lookup. */
-						__( 'Your site is unable to reach WordPress.org at %1$s, and returned the error: %2$s' ),
-						gethostbyname( 'api.wordpress.org' ),
-						$wp_dotorg->get_error_message()
-					)
-				)
-			);
-
-			$result['actions'] = sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				/* translators: Localized Support reference. */
-				esc_url( __( 'https://wordpress.org/support' ) ),
-				__( 'Get help resolving this issue.' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if debug information is enabled.
-	 *
-	 * When WP_DEBUG is enabled, errors and information may be disclosed to site visitors,
-	 * or logged to a publicly accessible file.
-	 *
-	 * Debugging is also frequently left enabled after looking for errors on a site,
-	 * as site owners do not understand the implications of this.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_is_in_debug_mode() {
-		$result = array(
-			'label'       => __( 'Your site is not set to output debug information' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Debug mode is often enabled to gather more details about an error or site failure, but may contain sensitive information which should not be available on a publicly available website.' )
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				/* translators: Documentation explaining debugging in WordPress. */
-				esc_url( __( 'https://wordpress.org/support/article/debugging-in-wordpress/' ) ),
-				__( 'Learn more about debugging in WordPress.' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			),
-			'test'        => 'is_in_debug_mode',
-		);
-
-		if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
-			if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
-				$result['label'] = __( 'Your site is set to log errors to a potentially public file' );
-
-				$result['status'] = ( 0 === strpos( ini_get( 'error_log' ), ABSPATH ) ) ? 'critical' : 'recommended';
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %s: WP_DEBUG_LOG */
-						__( 'The value, %s, has been added to this website&#8217;s configuration file. This means any errors on the site will be written to a file which is potentially available to all users.' ),
-						'<code>WP_DEBUG_LOG</code>'
-					)
-				);
-			}
-
-			if ( defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY ) {
-				$result['label'] = __( 'Your site is set to display errors to site visitors' );
-
-				$result['status'] = 'critical';
-
-				// On development environments, set the status to recommended.
-				if ( $this->is_development_environment() ) {
-					$result['status'] = 'recommended';
-				}
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: 1: WP_DEBUG_DISPLAY, 2: WP_DEBUG */
-						__( 'The value, %1$s, has either been enabled by %2$s or added to your configuration file. This will make errors display on the front end of your site.' ),
-						'<code>WP_DEBUG_DISPLAY</code>',
-						'<code>WP_DEBUG</code>'
-					)
-				);
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if your site is serving content over HTTPS.
-	 *
-	 * Many sites have varying degrees of HTTPS support, the most common of which is sites that have it
-	 * enabled, but only if you visit the right site address.
-	 *
-	 * @since 5.2.0
-	 * @since 5.7.0 Updated to rely on {@see wp_is_using_https()} and {@see wp_is_https_supported()}.
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_https_status() {
-		// Enforce fresh HTTPS detection results. This is normally invoked by using cron,
-		// but for Site Health it should always rely on the latest results.
-		wp_update_https_detection_errors();
-
-		$default_update_url = wp_get_default_update_https_url();
-
-		$result = array(
-			'label'       => __( 'Your website is using an active HTTPS connection' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'An HTTPS connection is a more secure way of browsing the web. Many services now have HTTPS as a requirement. HTTPS allows you to take advantage of new features that can increase site speed, improve search rankings, and gain the trust of your visitors by helping to protect their online privacy.' )
-			),
-			'actions'     => sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				esc_url( $default_update_url ),
-				__( 'Learn more about why you should use HTTPS' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			),
-			'test'        => 'https_status',
-		);
-
-		if ( ! wp_is_using_https() ) {
-			// If the website is not using HTTPS, provide more information
-			// about whether it is supported and how it can be enabled.
-			$result['status'] = 'recommended';
-			$result['label']  = __( 'Your website does not use HTTPS' );
-
-			if ( wp_is_site_url_using_https() ) {
-				if ( is_ssl() ) {
-					$result['description'] = sprintf(
-						'<p>%s</p>',
-						sprintf(
-							/* translators: %s: URL to Settings > General > Site Address. */
-							__( 'You are accessing this website using HTTPS, but your <a href="%s">Site Address</a> is not set up to use HTTPS by default.' ),
-							esc_url( admin_url( 'options-general.php' ) . '#home' )
-						)
-					);
-				} else {
-					$result['description'] = sprintf(
-						'<p>%s</p>',
-						sprintf(
-							/* translators: %s: URL to Settings > General > Site Address. */
-							__( 'Your <a href="%s">Site Address</a> is not set up to use HTTPS.' ),
-							esc_url( admin_url( 'options-general.php' ) . '#home' )
-						)
-					);
-				}
-			} else {
-				if ( is_ssl() ) {
-					$result['description'] = sprintf(
-						'<p>%s</p>',
-						sprintf(
-							/* translators: 1: URL to Settings > General > WordPress Address, 2: URL to Settings > General > Site Address. */
-							__( 'You are accessing this website using HTTPS, but your <a href="%1$s">WordPress Address</a> and <a href="%2$s">Site Address</a> are not set up to use HTTPS by default.' ),
-							esc_url( admin_url( 'options-general.php' ) . '#siteurl' ),
-							esc_url( admin_url( 'options-general.php' ) . '#home' )
-						)
-					);
-				} else {
-					$result['description'] = sprintf(
-						'<p>%s</p>',
-						sprintf(
-							/* translators: 1: URL to Settings > General > WordPress Address, 2: URL to Settings > General > Site Address. */
-							__( 'Your <a href="%1$s">WordPress Address</a> and <a href="%2$s">Site Address</a> are not set up to use HTTPS.' ),
-							esc_url( admin_url( 'options-general.php' ) . '#siteurl' ),
-							esc_url( admin_url( 'options-general.php' ) . '#home' )
-						)
-					);
-				}
-			}
-
-			if ( wp_is_https_supported() ) {
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					__( 'HTTPS is already supported for your website.' )
-				);
-
-				if ( defined( 'WP_HOME' ) || defined( 'WP_SITEURL' ) ) {
-					$result['description'] .= sprintf(
-						'<p>%s</p>',
-						sprintf(
-							/* translators: 1: wp-config.php, 2: WP_HOME, 3: WP_SITEURL */
-							__( 'However, your WordPress Address is currently controlled by a PHP constant and therefore cannot be updated. You need to edit your %1$s and remove or update the definitions of %2$s and %3$s.' ),
-							'<code>wp-config.php</code>',
-							'<code>WP_HOME</code>',
-							'<code>WP_SITEURL</code>'
-						)
-					);
-				} elseif ( current_user_can( 'update_https' ) ) {
-					$default_direct_update_url = add_query_arg( 'action', 'update_https', wp_nonce_url( admin_url( 'site-health.php' ), 'wp_update_https' ) );
-					$direct_update_url         = wp_get_direct_update_https_url();
-
-					if ( ! empty( $direct_update_url ) ) {
-						$result['actions'] = sprintf(
-							'<p class="button-container"><a class="button button-primary" href="%1$s" target="_blank" rel="noopener">%2$s<span class="screen-reader-text"> %3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-							esc_url( $direct_update_url ),
-							__( 'Update your site to use HTTPS' ),
-							/* translators: Accessibility text. */
-							__( '(opens in a new tab)' )
-						);
-					} else {
-						$result['actions'] = sprintf(
-							'<p class="button-container"><a class="button button-primary" href="%1$s">%2$s</a></p>',
-							esc_url( $default_direct_update_url ),
-							__( 'Update your site to use HTTPS' )
-						);
-					}
-				}
-			} else {
-				// If host-specific "Update HTTPS" URL is provided, include a link.
-				$update_url = wp_get_update_https_url();
-				if ( $update_url !== $default_update_url ) {
-					$result['description'] .= sprintf(
-						'<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-						esc_url( $update_url ),
-						__( 'Talk to your web host about supporting HTTPS for your website.' ),
-						/* translators: Accessibility text. */
-						__( '(opens in a new tab)' )
-					);
-				} else {
-					$result['description'] .= sprintf(
-						'<p>%s</p>',
-						__( 'Talk to your web host about supporting HTTPS for your website.' )
-					);
-				}
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Check if the HTTP API can handle SSL/TLS requests.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_ssl_support() {
-		$result = array(
-			'label'       => '',
-			'status'      => '',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Securely communicating between servers are needed for transactions such as fetching files, conducting sales on store sites, and much more.' )
-			),
-			'actions'     => '',
-			'test'        => 'ssl_support',
-		);
-
-		$supports_https = wp_http_supports( array( 'ssl' ) );
-
-		if ( $supports_https ) {
-			$result['status'] = 'good';
-
-			$result['label'] = __( 'Your site can communicate securely with other services' );
-		} else {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'Your site is unable to communicate securely with other services' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				__( 'Talk to your web host about OpenSSL support for PHP.' )
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if scheduled events run as intended.
-	 *
-	 * If scheduled events are not running, this may indicate something with WP_Cron is not working
-	 * as intended, or that there are orphaned events hanging around from older code.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_scheduled_events() {
-		$result = array(
-			'label'       => __( 'Scheduled events are running' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Scheduled events are what periodically looks for updates to plugins, themes and WordPress itself. It is also what makes sure scheduled posts are published on time. It may also be used by various plugins to make sure that planned actions are executed.' )
-			),
-			'actions'     => '',
-			'test'        => 'scheduled_events',
-		);
-
-		$this->wp_schedule_test_init();
-
-		if ( is_wp_error( $this->has_missed_cron() ) ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'It was not possible to check your scheduled events' );
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: The error message returned while from the cron scheduler. */
-					__( 'While trying to test your site&#8217;s scheduled events, the following error was returned: %s' ),
-					$this->has_missed_cron()->get_error_message()
-				)
-			);
-		} elseif ( $this->has_missed_cron() ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'A scheduled event has failed' );
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: The name of the failed cron event. */
-					__( 'The scheduled event, %s, failed to run. Your site still works, but this may indicate that scheduling posts or automated updates may not work as intended.' ),
-					$this->last_missed_cron
-				)
-			);
-		} elseif ( $this->has_late_cron() ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'A scheduled event is late' );
-
-			$result['description'] = sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: The name of the late cron event. */
-					__( 'The scheduled event, %s, is late to run. Your site still works, but this may indicate that scheduling posts or automated updates may not work as intended.' ),
-					$this->last_late_cron
-				)
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if WordPress can run automated background updates.
-	 *
-	 * Background updates in WordPress are primarily used for minor releases and security updates.
-	 * It's important to either have these working, or be aware that they are intentionally disabled
-	 * for whatever reason.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_background_updates() {
-		$result = array(
-			'label'       => __( 'Background updates are working' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Background updates ensure that WordPress can auto-update if a security update is released for the version you are currently using.' )
-			),
-			'actions'     => '',
-			'test'        => 'background_updates',
-		);
-
-		if ( ! class_exists( 'WP_Site_Health_Auto_Updates' ) ) {
-			require_once ABSPATH . 'wp-admin/includes/class-wp-site-health-auto-updates.php';
-		}
-
-		// Run the auto-update tests in a separate class,
-		// as there are many considerations to be made.
-		$automatic_updates = new WP_Site_Health_Auto_Updates();
-		$tests             = $automatic_updates->run_tests();
-
-		$output = '<ul>';
-
-		foreach ( $tests as $test ) {
-			$severity_string = __( 'Passed' );
-
-			if ( 'fail' === $test->severity ) {
-				$result['label'] = __( 'Background updates are not working as expected' );
-
-				$result['status'] = 'critical';
-
-				$severity_string = __( 'Error' );
-			}
-
-			if ( 'warning' === $test->severity && 'good' === $result['status'] ) {
-				$result['label'] = __( 'Background updates may not be working properly' );
-
-				$result['status'] = 'recommended';
-
-				$severity_string = __( 'Warning' );
-			}
-
-			$output .= sprintf(
-				'<li><span class="dashicons %s"><span class="screen-reader-text">%s</span></span> %s</li>',
-				esc_attr( $test->severity ),
-				$severity_string,
-				$test->description
-			);
-		}
-
-		$output .= '</ul>';
-
-		if ( 'good' !== $result['status'] ) {
-			$result['description'] .= $output;
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if plugin and theme auto-updates appear to be configured correctly.
-	 *
-	 * @since 5.5.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_plugin_theme_auto_updates() {
-		$result = array(
-			'label'       => __( 'Plugin and theme auto-updates appear to be configured correctly' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Plugin and theme auto-updates ensure that the latest versions are always installed.' )
-			),
-			'actions'     => '',
-			'test'        => 'plugin_theme_auto_updates',
-		);
-
-		$check_plugin_theme_updates = $this->detect_plugin_theme_auto_update_issues();
-
-		$result['status'] = $check_plugin_theme_updates->status;
-
-		if ( 'good' !== $result['status'] ) {
-			$result['label'] = __( 'Your site may have problems auto-updating plugins and themes' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				$check_plugin_theme_updates->message
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if loopbacks work as expected.
-	 *
-	 * A loopback is when WordPress queries itself, for example to start a new WP_Cron instance,
-	 * or when editing a plugin or theme. This has shown itself to be a recurring issue,
-	 * as code can very easily break this interaction.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_loopback_requests() {
-		$result = array(
-			'label'       => __( 'Your site can perform loopback requests' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'Loopback requests are used to run scheduled events, and are also used by the built-in editors for themes and plugins to verify code stability.' )
-			),
-			'actions'     => '',
-			'test'        => 'loopback_requests',
-		);
-
-		$check_loopback = $this->can_perform_loopback();
-
-		$result['status'] = $check_loopback->status;
-
-		if ( 'good' !== $result['status'] ) {
-			$result['label'] = __( 'Your site could not complete a loopback request' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				$check_loopback->message
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if HTTP requests are blocked.
-	 *
-	 * It's possible to block all outgoing communication (with the possibility of allowing certain
-	 * hosts) via the HTTP API. This may create problems for users as many features are running as
-	 * services these days.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_http_requests() {
-		$result = array(
-			'label'       => __( 'HTTP requests seem to be working as expected' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'It is possible for site maintainers to block all, or some, communication to other sites and services. If set up incorrectly, this may prevent plugins and themes from working as intended.' )
-			),
-			'actions'     => '',
-			'test'        => 'http_requests',
-		);
-
-		$blocked = false;
-		$hosts   = array();
-
-		if ( defined( 'WP_HTTP_BLOCK_EXTERNAL' ) && WP_HTTP_BLOCK_EXTERNAL ) {
-			$blocked = true;
-		}
-
-		if ( defined( 'WP_ACCESSIBLE_HOSTS' ) ) {
-			$hosts = explode( ',', WP_ACCESSIBLE_HOSTS );
-		}
-
-		if ( $blocked && 0 === count( $hosts ) ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'HTTP requests are blocked' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: %s: Name of the constant used. */
-					__( 'HTTP requests have been blocked by the %s constant, with no allowed hosts.' ),
-					'<code>WP_HTTP_BLOCK_EXTERNAL</code>'
-				)
-			);
-		}
-
-		if ( $blocked && 0 < count( $hosts ) ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'HTTP requests are partially blocked' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: Name of the constant used. 2: List of allowed hostnames. */
-					__( 'HTTP requests have been blocked by the %1$s constant, with some allowed hosts: %2$s.' ),
-					'<code>WP_HTTP_BLOCK_EXTERNAL</code>',
-					implode( ',', $hosts )
-				)
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if the REST API is accessible.
-	 *
-	 * Various security measures may block the REST API from working, or it may have been disabled in general.
-	 * This is required for the new block editor to work, so we explicitly test for this.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_rest_availability() {
-		$result = array(
-			'label'       => __( 'The REST API is available' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'The REST API is one way WordPress, and other applications, communicate with the server. One example is the block editor screen, which relies on this to display, and save, your posts and pages.' )
-			),
-			'actions'     => '',
-			'test'        => 'rest_availability',
-		);
-
-		$cookies = wp_unslash( $_COOKIE );
-		$timeout = 10;
-		$headers = array(
-			'Cache-Control' => 'no-cache',
-			'X-WP-Nonce'    => wp_create_nonce( 'wp_rest' ),
-		);
-		/** This filter is documented in wp-includes/class-wp-http-streams.php */
-		$sslverify = apply_filters( 'https_local_ssl_verify', false );
-
-		// Include Basic auth in loopback requests.
-		if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {
-			$headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
-		}
-
-		$url = rest_url( 'wp/v2/types/post' );
-
-		// The context for this is editing with the new block editor.
-		$url = add_query_arg(
-			array(
-				'context' => 'edit',
-			),
-			$url
-		);
-
-		$r = wp_remote_get( $url, compact( 'cookies', 'headers', 'timeout', 'sslverify' ) );
-
-		if ( is_wp_error( $r ) ) {
-			$result['status'] = 'critical';
-
-			$result['label'] = __( 'The REST API encountered an error' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					'%s<br>%s',
-					__( 'The REST API request failed due to an error.' ),
-					sprintf(
-						/* translators: 1: The WordPress error message. 2: The WordPress error code. */
-						__( 'Error: %1$s (%2$s)' ),
-						$r->get_error_message(),
-						$r->get_error_code()
-					)
-				)
-			);
-		} elseif ( 200 !== wp_remote_retrieve_response_code( $r ) ) {
-			$result['status'] = 'recommended';
-
-			$result['label'] = __( 'The REST API encountered an unexpected result' );
-
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: The HTTP error code. 2: The HTTP error message. */
-					__( 'The REST API call gave the following unexpected result: (%1$d) %2$s.' ),
-					wp_remote_retrieve_response_code( $r ),
-					esc_html( wp_remote_retrieve_body( $r ) )
-				)
-			);
-		} else {
-			$json = json_decode( wp_remote_retrieve_body( $r ), true );
-
-			if ( false !== $json && ! isset( $json['capabilities'] ) ) {
-				$result['status'] = 'recommended';
-
-				$result['label'] = __( 'The REST API did not behave correctly' );
-
-				$result['description'] .= sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: %s: The name of the query parameter being tested. */
-						__( 'The REST API did not process the %s query parameter correctly.' ),
-						'<code>context</code>'
-					)
-				);
-			}
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Test if 'file_uploads' directive in PHP.ini is turned off.
-	 *
-	 * @since 5.5.0
-	 *
-	 * @return array The test results.
-	 */
-	public function get_test_file_uploads() {
-		$result = array(
-			'label'       => __( 'Files can be uploaded' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Performance' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: file_uploads, 2: php.ini */
-					__( 'The %1$s directive in %2$s determines if uploading files is allowed on your site.' ),
-					'<code>file_uploads</code>',
-					'<code>php.ini</code>'
-				)
-			),
-			'actions'     => '',
-			'test'        => 'file_uploads',
-		);
-
-		if ( ! function_exists( 'ini_get' ) ) {
-			$result['status']       = 'critical';
-			$result['description'] .= sprintf(
-				/* translators: %s: ini_get() */
-				__( 'The %s function has been disabled, some media settings are unavailable because of this.' ),
-				'<code>ini_get()</code>'
-			);
-			return $result;
-		}
-
-		if ( empty( ini_get( 'file_uploads' ) ) ) {
-			$result['status']       = 'critical';
-			$result['description'] .= sprintf(
-				'<p>%s</p>',
-				sprintf(
-					/* translators: 1: file_uploads, 2: 0 */
-					__( '%1$s is set to %2$s. You won\'t be able to upload files on your site.' ),
-					'<code>file_uploads</code>',
-					'<code>0</code>'
-				)
-			);
-			return $result;
-		}
-
-		$post_max_size       = ini_get( 'post_max_size' );
-		$upload_max_filesize = ini_get( 'upload_max_filesize' );
-
-		if ( wp_convert_hr_to_bytes( $post_max_size ) < wp_convert_hr_to_bytes( $upload_max_filesize ) ) {
-			$result['label'] = sprintf(
-				/* translators: 1: post_max_size, 2: upload_max_filesize */
-				__( 'The "%1$s" value is smaller than "%2$s"' ),
-				'post_max_size',
-				'upload_max_filesize'
-			);
-			$result['status'] = 'recommended';
-
-			if ( 0 === wp_convert_hr_to_bytes( $post_max_size ) ) {
-				$result['description'] = sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: 1: post_max_size, 2: upload_max_filesize */
-						__( 'The setting for %1$s is currently configured as 0, this could cause some problems when trying to upload files through plugin or theme features that rely on various upload methods. It is recommended to configure this setting to a fixed value, ideally matching the value of %2$s, as some upload methods read the value 0 as either unlimited, or disabled.' ),
-						'<code>post_max_size</code>',
-						'<code>upload_max_filesize</code>'
-					)
-				);
-			} else {
-				$result['description'] = sprintf(
-					'<p>%s</p>',
-					sprintf(
-						/* translators: 1: post_max_size, 2: upload_max_filesize */
-						__( 'The setting for %1$s is smaller than %2$s, this could cause some problems when trying to upload files.' ),
-						'<code>post_max_size</code>',
-						'<code>upload_max_filesize</code>'
-					)
-				);
-			}
-
-			return $result;
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Tests if the Authorization header has the expected values.
-	 *
-	 * @since 5.6.0
-	 *
-	 * @return array
-	 */
-	public function get_test_authorization_header() {
-		$result = array(
-			'label'       => __( 'The Authorization header is working as expected' ),
-			'status'      => 'good',
-			'badge'       => array(
-				'label' => __( 'Security' ),
-				'color' => 'blue',
-			),
-			'description' => sprintf(
-				'<p>%s</p>',
-				__( 'The Authorization header comes from the third-party applications you approve. Without it, those apps cannot connect to your site.' )
-			),
-			'actions'     => '',
-			'test'        => 'authorization_header',
-		);
-
-		if ( ! isset( $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] ) ) {
-			$result['label'] = __( 'The authorization header is missing' );
-		} elseif ( 'user' !== $_SERVER['PHP_AUTH_USER'] || 'pwd' !== $_SERVER['PHP_AUTH_PW'] ) {
-			$result['label'] = __( 'The authorization header is invalid' );
-		} else {
-			return $result;
-		}
-
-		$result['status'] = 'recommended';
-
-		if ( ! function_exists( 'got_mod_rewrite' ) ) {
-			require_once ABSPATH . 'wp-admin/includes/misc.php';
-		}
-
-		if ( got_mod_rewrite() ) {
-			$result['actions'] .= sprintf(
-				'<p><a href="%s">%s</a></p>',
-				esc_url( admin_url( 'options-permalink.php' ) ),
-				__( 'Flush permalinks' )
-			);
-		} else {
-			$result['actions'] .= sprintf(
-				'<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
-				__( 'https://developer.wordpress.org/rest-api/frequently-asked-questions/#why-is-authentication-not-working' ),
-				__( 'Learn how to configure the Authorization header.' ),
-				/* translators: Accessibility text. */
-				__( '(opens in a new tab)' )
-			);
-		}
-
-		return $result;
-	}
-
-	/**
-	 * Return a set of tests that belong to the site status page.
-	 *
-	 * Each site status test is defined here, they may be `direct` tests, that run on page load, or `async` tests
-	 * which will run later down the line via JavaScript calls to improve page performance and hopefully also user
-	 * experiences.
-	 *
-	 * @since 5.2.0
-	 * @since 5.6.0 Added support for `has_rest` and `permissions`.
-	 *
-	 * @return array The list of tests to run.
-	 */
-	public static function get_tests() {
-		$tests = array(
-			'direct' => array(
-				'wordpress_version'         => array(
-					'label' => __( 'WordPress Version' ),
-					'test'  => 'wordpress_version',
-				),
-				'plugin_version'            => array(
-					'label' => __( 'Plugin Versions' ),
-					'test'  => 'plugin_version',
-				),
-				'theme_version'             => array(
-					'label' => __( 'Theme Versions' ),
-					'test'  => 'theme_version',
-				),
-				'php_version'               => array(
-					'label' => __( 'PHP Version' ),
-					'test'  => 'php_version',
-				),
-				'php_extensions'            => array(
-					'label' => __( 'PHP Extensions' ),
-					'test'  => 'php_extensions',
-				),
-				'php_default_timezone'      => array(
-					'label' => __( 'PHP Default Timezone' ),
-					'test'  => 'php_default_timezone',
-				),
-				'php_sessions'              => array(
-					'label' => __( 'PHP Sessions' ),
-					'test'  => 'php_sessions',
-				),
-				'sql_server'                => array(
-					'label' => __( 'Database Server version' ),
-					'test'  => 'sql_server',
-				),
-				'utf8mb4_support'           => array(
-					'label' => __( 'MySQL utf8mb4 support' ),
-					'test'  => 'utf8mb4_support',
-				),
-				'ssl_support'               => array(
-					'label' => __( 'Secure communication' ),
-					'test'  => 'ssl_support',
-				),
-				'scheduled_events'          => array(
-					'label' => __( 'Scheduled events' ),
-					'test'  => 'scheduled_events',
-				),
-				'http_requests'             => array(
-					'label' => __( 'HTTP Requests' ),
-					'test'  => 'http_requests',
-				),
-				'rest_availability'         => array(
-					'label'     => __( 'REST API availability' ),
-					'test'      => 'rest_availability',
-					'skip_cron' => true,
-				),
-				'debug_enabled'             => array(
-					'label' => __( 'Debugging enabled' ),
-					'test'  => 'is_in_debug_mode',
-				),
-				'file_uploads'              => array(
-					'label' => __( 'File uploads' ),
-					'test'  => 'file_uploads',
-				),
-				'plugin_theme_auto_updates' => array(
-					'label' => __( 'Plugin and theme auto-updates' ),
-					'test'  => 'plugin_theme_auto_updates',
-				),
-			),
-			'async'  => array(
-				'dotorg_communication' => array(
-					'label'             => __( 'Communication with WordPress.org' ),
-					'test'              => rest_url( 'wp-site-health/v1/tests/dotorg-communication' ),
-					'has_rest'          => true,
-					'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_dotorg_communication' ),
-				),
-				'background_updates'   => array(
-					'label'             => __( 'Background updates' ),
-					'test'              => rest_url( 'wp-site-health/v1/tests/background-updates' ),
-					'has_rest'          => true,
-					'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_background_updates' ),
-				),
-				'loopback_requests'    => array(
-					'label'             => __( 'Loopback request' ),
-					'test'              => rest_url( 'wp-site-health/v1/tests/loopback-requests' ),
-					'has_rest'          => true,
-					'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_loopback_requests' ),
-				),
-				'https_status'         => array(
-					'label'             => __( 'HTTPS status' ),
-					'test'              => rest_url( 'wp-site-health/v1/tests/https-status' ),
-					'has_rest'          => true,
-					'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_https_status' ),
-				),
-			),
-		);
-
-		// Conditionally include Authorization header test if the site isn't protected by Basic Auth.
-		if ( ! wp_is_site_protected_by_basic_auth() ) {
-			$tests['async']['authorization_header'] = array(
-				'label'     => __( 'Authorization header' ),
-				'test'      => rest_url( 'wp-site-health/v1/tests/authorization-header' ),
-				'has_rest'  => true,
-				'headers'   => array( 'Authorization' => 'Basic ' . base64_encode( 'user:pwd' ) ),
-				'skip_cron' => true,
-			);
-		}
-
-		/**
-		 * Add or modify which site status tests are run on a site.
-		 *
-		 * The site health is determined by a set of tests based on best practices from
-		 * both the WordPress Hosting Team and web standards in general.
-		 *
-		 * Some sites may not have the same requirements, for example the automatic update
-		 * checks may be handled by a host, and are therefore disabled in core.
-		 * Or maybe you want to introduce a new test, is caching enabled/disabled/stale for example.
-		 *
-		 * Tests may be added either as direct, or asynchronous ones. Any test that may require some time
-		 * to complete should run asynchronously, to avoid extended loading periods within wp-admin.
-		 *
-		 * @since 5.2.0
-		 * @since 5.6.0 Added the `async_direct_test` array key for asynchronous tests.
-		 *              Added the `skip_cron` array key for all tests.
-		 *
-		 * @param array[] $tests {
-		 *     An associative array of direct and asynchronous tests.
-		 *
-		 *     @type array[] $direct {
-		 *         An array of direct tests.
-		 *
-		 *         @type array ...$identifier {
-		 *             `$identifier` should be a unique identifier for the test. Plugins and themes are encouraged to
-		 *             prefix test identifiers with their slug to avoid collisions between tests.
-		 *
-		 *             @type string   $label     The friendly label to identify the test.
-		 *             @type callable $test      The callback function that runs the test and returns its result.
-		 *             @type bool     $skip_cron Whether to skip this test when running as cron.
-		 *         }
-		 *     }
-		 *     @type array[] $async {
-		 *         An array of asynchronous tests.
-		 *
-		 *         @type array ...$identifier {
-		 *             `$identifier` should be a unique identifier for the test. Plugins and themes are encouraged to
-		 *             prefix test identifiers with their slug to avoid collisions between tests.
-		 *
-		 *             @type string   $label             The friendly label to identify the test.
-		 *             @type string   $test              An admin-ajax.php action to be called to perform the test, or
-		 *                                               if `$has_rest` is true, a URL to a REST API endpoint to perform
-		 *                                               the test.
-		 *             @type bool     $has_rest          Whether the `$test` property points to a REST API endpoint.
-		 *             @type bool     $skip_cron         Whether to skip this test when running as cron.
-		 *             @type callable $async_direct_test A manner of directly calling the test marked as asynchronous,
-		 *                                               as the scheduled event can not authenticate, and endpoints
-		 *                                               may require authentication.
-		 *         }
-		 *     }
-		 * }
-		 */
-		$tests = apply_filters( 'site_status_tests', $tests );
-
-		// Ensure that the filtered tests contain the required array keys.
-		$tests = array_merge(
-			array(
-				'direct' => array(),
-				'async'  => array(),
-			),
-			$tests
-		);
-
-		return $tests;
-	}
-
-	/**
-	 * Add a class to the body HTML tag.
-	 *
-	 * Filters the body class string for admin pages and adds our own class for easier styling.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @param string $body_class The body class string.
-	 * @return string The modified body class string.
-	 */
-	public function admin_body_class( $body_class ) {
-		$screen = get_current_screen();
-		if ( 'site-health' !== $screen->id ) {
-			return $body_class;
-		}
-
-		$body_class .= ' site-health';
-
-		return $body_class;
-	}
-
-	/**
-	 * Initiate the WP_Cron schedule test cases.
-	 *
-	 * @since 5.2.0
-	 */
-	private function wp_schedule_test_init() {
-		$this->schedules = wp_get_schedules();
-		$this->get_cron_tasks();
-	}
-
-	/**
-	 * Populate our list of cron events and store them to a class-wide variable.
-	 *
-	 * @since 5.2.0
-	 */
-	private function get_cron_tasks() {
-		$cron_tasks = _get_cron_array();
-
-		if ( empty( $cron_tasks ) ) {
-			$this->crons = new WP_Error( 'no_tasks', __( 'No scheduled events exist on this site.' ) );
-			return;
-		}
-
-		$this->crons = array();
-
-		foreach ( $cron_tasks as $time => $cron ) {
-			foreach ( $cron as $hook => $dings ) {
-				foreach ( $dings as $sig => $data ) {
-
-					$this->crons[ "$hook-$sig-$time" ] = (object) array(
-						'hook'     => $hook,
-						'time'     => $time,
-						'sig'      => $sig,
-						'args'     => $data['args'],
-						'schedule' => $data['schedule'],
-						'interval' => isset( $data['interval'] ) ? $data['interval'] : null,
-					);
-
-				}
-			}
-		}
-	}
-
-	/**
-	 * Check if any scheduled tasks have been missed.
-	 *
-	 * Returns a boolean value of `true` if a scheduled task has been missed and ends processing.
-	 *
-	 * If the list of crons is an instance of WP_Error, returns the instance instead of a boolean value.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return bool|WP_Error True if a cron was missed, false if not. WP_Error if the cron is set to that.
-	 */
-	public function has_missed_cron() {
-		if ( is_wp_error( $this->crons ) ) {
-			return $this->crons;
-		}
-
-		foreach ( $this->crons as $id => $cron ) {
-			if ( ( $cron->time - time() ) < $this->timeout_missed_cron ) {
-				$this->last_missed_cron = $cron->hook;
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * Check if any scheduled tasks are late.
-	 *
-	 * Returns a boolean value of `true` if a scheduled task is late and ends processing.
-	 *
-	 * If the list of crons is an instance of WP_Error, returns the instance instead of a boolean value.
-	 *
-	 * @since 5.3.0
-	 *
-	 * @return bool|WP_Error True if a cron is late, false if not. WP_Error if the cron is set to that.
-	 */
-	public function has_late_cron() {
-		if ( is_wp_error( $this->crons ) ) {
-			return $this->crons;
-		}
-
-		foreach ( $this->crons as $id => $cron ) {
-			$cron_offset = $cron->time - time();
-			if (
-				$cron_offset >= $this->timeout_missed_cron &&
-				$cron_offset < $this->timeout_late_cron
-			) {
-				$this->last_late_cron = $cron->hook;
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * Check for potential issues with plugin and theme auto-updates.
-	 *
-	 * Though there is no way to 100% determine if plugin and theme auto-updates are configured
-	 * correctly, a few educated guesses could be made to flag any conditions that would
-	 * potentially cause unexpected behaviors.
-	 *
-	 * @since 5.5.0
-	 *
-	 * @return object The test results.
-	 */
-	public function detect_plugin_theme_auto_update_issues() {
-		$mock_plugin = (object) array(
-			'id'            => 'w.org/plugins/a-fake-plugin',
-			'slug'          => 'a-fake-plugin',
-			'plugin'        => 'a-fake-plugin/a-fake-plugin.php',
-			'new_version'   => '9.9',
-			'url'           => 'https://wordpress.org/plugins/a-fake-plugin/',
-			'package'       => 'https://downloads.wordpress.org/plugin/a-fake-plugin.9.9.zip',
-			'icons'         => array(
-				'2x' => 'https://ps.w.org/a-fake-plugin/assets/icon-256x256.png',
-				'1x' => 'https://ps.w.org/a-fake-plugin/assets/icon-128x128.png',
-			),
-			'banners'       => array(
-				'2x' => 'https://ps.w.org/a-fake-plugin/assets/banner-1544x500.png',
-				'1x' => 'https://ps.w.org/a-fake-plugin/assets/banner-772x250.png',
-			),
-			'banners_rtl'   => array(),
-			'tested'        => '5.5.0',
-			'requires_php'  => '5.6.20',
-			'compatibility' => new stdClass(),
-		);
-
-		$mock_theme = (object) array(
-			'theme'        => 'a-fake-theme',
-			'new_version'  => '9.9',
-			'url'          => 'https://wordpress.org/themes/a-fake-theme/',
-			'package'      => 'https://downloads.wordpress.org/theme/a-fake-theme.9.9.zip',
-			'requires'     => '5.0.0',
-			'requires_php' => '5.6.20',
-		);
-
-		$test_plugins_enabled = wp_is_auto_update_forced_for_item( 'plugin', true, $mock_plugin );
-		$test_themes_enabled  = wp_is_auto_update_forced_for_item( 'theme', true, $mock_theme );
-
-		$ui_enabled_for_plugins = wp_is_auto_update_enabled_for_type( 'plugin' );
-		$ui_enabled_for_themes  = wp_is_auto_update_enabled_for_type( 'theme' );
-		$plugin_filter_present  = has_filter( 'auto_update_plugin' );
-		$theme_filter_present   = has_filter( 'auto_update_theme' );
-
-		if ( ( ! $test_plugins_enabled && $ui_enabled_for_plugins )
-			|| ( ! $test_themes_enabled && $ui_enabled_for_themes )
-		) {
-			return (object) array(
-				'status'  => 'critical',
-				'message' => __( 'Auto-updates for plugins and/or themes appear to be disabled, but settings are still set to be displayed. This could cause auto-updates to not work as expected.' ),
-			);
-		}
-
-		if ( ( ! $test_plugins_enabled && $plugin_filter_present )
-			&& ( ! $test_themes_enabled && $theme_filter_present )
-		) {
-			return (object) array(
-				'status'  => 'recommended',
-				'message' => __( 'Auto-updates for plugins and themes appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
-			);
-		} elseif ( ! $test_plugins_enabled && $plugin_filter_present ) {
-			return (object) array(
-				'status'  => 'recommended',
-				'message' => __( 'Auto-updates for plugins appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
-			);
-		} elseif ( ! $test_themes_enabled && $theme_filter_present ) {
-			return (object) array(
-				'status'  => 'recommended',
-				'message' => __( 'Auto-updates for themes appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
-			);
-		}
-
-		return (object) array(
-			'status'  => 'good',
-			'message' => __( 'There appear to be no issues with plugin and theme auto-updates.' ),
-		);
-	}
-
-	/**
-	 * Run a loopback test on our site.
-	 *
-	 * Loopbacks are what WordPress uses to communicate with itself to start up WP_Cron, scheduled posts,
-	 * make sure plugin or theme edits don't cause site failures and similar.
-	 *
-	 * @since 5.2.0
-	 *
-	 * @return object The test results.
-	 */
-	public function can_perform_loopback() {
-		$body    = array( 'site-health' => 'loopback-test' );
-		$cookies = wp_unslash( $_COOKIE );
-		$timeout = 10;
-		$headers = array(
-			'Cache-Control' => 'no-cache',
-		);
-		/** This filter is documented in wp-includes/class-wp-http-streams.php */
-		$sslverify = apply_filters( 'https_local_ssl_verify', false );
-
-		// Include Basic auth in loopback requests.
-		if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {
-			$headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
-		}
-
-		$url = site_url( 'wp-cron.php' );
-
-		/*
+        if ( false !== strpos( $mysql_client_version, 'mysqlnd' ) ) {
+            $mysql_client_version = preg_replace( '/^\D+([\d.]+).*/', '$1', $mysql_client_version );
+            if ( version_compare( $mysql_client_version, '5.0.9', '<' ) ) {
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'utf8mb4 requires a newer client library' );
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: 1: Name of the library, 2: Number of version. */
+                        __( 'WordPress&#8217; utf8mb4 support requires MySQL client library (%1$s) version %2$s or newer. Please contact your server administrator.' ),
+                        'mysqlnd',
+                        '5.0.9'
+                    )
+                );
+            }
+        } else {
+            if ( version_compare( $mysql_client_version, '5.5.3', '<' ) ) {
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'utf8mb4 requires a newer client library' );
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: 1: Name of the library, 2: Number of version. */
+                        __( 'WordPress&#8217; utf8mb4 support requires MySQL client library (%1$s) version %2$s or newer. Please contact your server administrator.' ),
+                        'libmysql',
+                        '5.5.3'
+                    )
+                );
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the site can communicate with WordPress.org.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_dotorg_communication() {
+        $result = array(
+            'label'       => __( 'Can communicate with WordPress.org' ),
+            'status'      => '',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Communicating with the WordPress servers is used to check for new versions, and to both install and update WordPress core, themes or plugins.' )
+            ),
+            'actions'     => '',
+            'test'        => 'dotorg_communication',
+        );
+
+        $wp_dotorg = wp_remote_get(
+            'https://api.wordpress.org',
+            array(
+                'timeout' => 10,
+            )
+        );
+        if ( ! is_wp_error( $wp_dotorg ) ) {
+            $result['status'] = 'good';
+        } else {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'Could not reach WordPress.org' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    '<span class="error"><span class="screen-reader-text">%s</span></span> %s',
+                    __( 'Error' ),
+                    sprintf(
+                        /* translators: 1: The IP address WordPress.org resolves to. 2: The error returned by the lookup. */
+                        __( 'Your site is unable to reach WordPress.org at %1$s, and returned the error: %2$s' ),
+                        gethostbyname( 'api.wordpress.org' ),
+                        $wp_dotorg->get_error_message()
+                    )
+                )
+            );
+
+            $result['actions'] = sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                /* translators: Localized Support reference. */
+                esc_url( __( 'https://wordpress.org/support' ) ),
+                __( 'Get help resolving this issue.' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if debug information is enabled.
+     *
+     * When WP_DEBUG is enabled, errors and information may be disclosed to site visitors,
+     * or logged to a publicly accessible file.
+     *
+     * Debugging is also frequently left enabled after looking for errors on a site,
+     * as site owners do not understand the implications of this.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_is_in_debug_mode() {
+        $result = array(
+            'label'       => __( 'Your site is not set to output debug information' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Debug mode is often enabled to gather more details about an error or site failure, but may contain sensitive information which should not be available on a publicly available website.' )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                /* translators: Documentation explaining debugging in WordPress. */
+                esc_url( __( 'https://wordpress.org/support/article/debugging-in-wordpress/' ) ),
+                __( 'Learn more about debugging in WordPress.' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            ),
+            'test'        => 'is_in_debug_mode',
+        );
+
+        if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
+            if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
+                $result['label'] = __( 'Your site is set to log errors to a potentially public file' );
+
+                $result['status'] = ( 0 === strpos( ini_get( 'error_log' ), ABSPATH ) ) ? 'critical' : 'recommended';
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %s: WP_DEBUG_LOG */
+                        __( 'The value, %s, has been added to this website&#8217;s configuration file. This means any errors on the site will be written to a file which is potentially available to all users.' ),
+                        '<code>WP_DEBUG_LOG</code>'
+                    )
+                );
+            }
+
+            if ( defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY ) {
+                $result['label'] = __( 'Your site is set to display errors to site visitors' );
+
+                $result['status'] = 'critical';
+
+                // On development environments, set the status to recommended.
+                if ( $this->is_development_environment() ) {
+                    $result['status'] = 'recommended';
+                }
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: 1: WP_DEBUG_DISPLAY, 2: WP_DEBUG */
+                        __( 'The value, %1$s, has either been enabled by %2$s or added to your configuration file. This will make errors display on the front end of your site.' ),
+                        '<code>WP_DEBUG_DISPLAY</code>',
+                        '<code>WP_DEBUG</code>'
+                    )
+                );
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if your site is serving content over HTTPS.
+     *
+     * Many sites have varying degrees of HTTPS support, the most common of which is sites that have it
+     * enabled, but only if you visit the right site address.
+     *
+     * @since 5.2.0
+     * @since 5.7.0 Updated to rely on {@see wp_is_using_https()} and {@see wp_is_https_supported()}.
+     *
+     * @return array The test results.
+     */
+    public function get_test_https_status() {
+        // Enforce fresh HTTPS detection results. This is normally invoked by using cron,
+        // but for Site Health it should always rely on the latest results.
+        wp_update_https_detection_errors();
+
+        $default_update_url = wp_get_default_update_https_url();
+
+        $result = array(
+            'label'       => __( 'Your website is using an active HTTPS connection' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'An HTTPS connection is a more secure way of browsing the web. Many services now have HTTPS as a requirement. HTTPS allows you to take advantage of new features that can increase site speed, improve search rankings, and gain the trust of your visitors by helping to protect their online privacy.' )
+            ),
+            'actions'     => sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                esc_url( $default_update_url ),
+                __( 'Learn more about why you should use HTTPS' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            ),
+            'test'        => 'https_status',
+        );
+
+        if ( ! wp_is_using_https() ) {
+            // If the website is not using HTTPS, provide more information
+            // about whether it is supported and how it can be enabled.
+            $result['status'] = 'recommended';
+            $result['label']  = __( 'Your website does not use HTTPS' );
+
+            if ( wp_is_site_url_using_https() ) {
+                if ( is_ssl() ) {
+                    $result['description'] = sprintf(
+                        '<p>%s</p>',
+                        sprintf(
+                            /* translators: %s: URL to Settings > General > Site Address. */
+                            __( 'You are accessing this website using HTTPS, but your <a href="%s">Site Address</a> is not set up to use HTTPS by default.' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#home' )
+                        )
+                    );
+                } else {
+                    $result['description'] = sprintf(
+                        '<p>%s</p>',
+                        sprintf(
+                            /* translators: %s: URL to Settings > General > Site Address. */
+                            __( 'Your <a href="%s">Site Address</a> is not set up to use HTTPS.' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#home' )
+                        )
+                    );
+                }
+            } else {
+                if ( is_ssl() ) {
+                    $result['description'] = sprintf(
+                        '<p>%s</p>',
+                        sprintf(
+                            /* translators: 1: URL to Settings > General > WordPress Address, 2: URL to Settings > General > Site Address. */
+                            __( 'You are accessing this website using HTTPS, but your <a href="%1$s">WordPress Address</a> and <a href="%2$s">Site Address</a> are not set up to use HTTPS by default.' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#siteurl' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#home' )
+                        )
+                    );
+                } else {
+                    $result['description'] = sprintf(
+                        '<p>%s</p>',
+                        sprintf(
+                            /* translators: 1: URL to Settings > General > WordPress Address, 2: URL to Settings > General > Site Address. */
+                            __( 'Your <a href="%1$s">WordPress Address</a> and <a href="%2$s">Site Address</a> are not set up to use HTTPS.' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#siteurl' ),
+                            esc_url( admin_url( 'options-general.php' ) . '#home' )
+                        )
+                    );
+                }
+            }
+
+            if ( wp_is_https_supported() ) {
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    __( 'HTTPS is already supported for your website.' )
+                );
+
+                if ( defined( 'WP_HOME' ) || defined( 'WP_SITEURL' ) ) {
+                    $result['description'] .= sprintf(
+                        '<p>%s</p>',
+                        sprintf(
+                            /* translators: 1: wp-config.php, 2: WP_HOME, 3: WP_SITEURL */
+                            __( 'However, your WordPress Address is currently controlled by a PHP constant and therefore cannot be updated. You need to edit your %1$s and remove or update the definitions of %2$s and %3$s.' ),
+                            '<code>wp-config.php</code>',
+                            '<code>WP_HOME</code>',
+                            '<code>WP_SITEURL</code>'
+                        )
+                    );
+                } elseif ( current_user_can( 'update_https' ) ) {
+                    $default_direct_update_url = add_query_arg( 'action', 'update_https', wp_nonce_url( admin_url( 'site-health.php' ), 'wp_update_https' ) );
+                    $direct_update_url         = wp_get_direct_update_https_url();
+
+                    if ( ! empty( $direct_update_url ) ) {
+                        $result['actions'] = sprintf(
+                            '<p class="button-container"><a class="button button-primary" href="%1$s" target="_blank" rel="noopener">%2$s<span class="screen-reader-text"> %3$s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                            esc_url( $direct_update_url ),
+                            __( 'Update your site to use HTTPS' ),
+                            /* translators: Accessibility text. */
+                            __( '(opens in a new tab)' )
+                        );
+                    } else {
+                        $result['actions'] = sprintf(
+                            '<p class="button-container"><a class="button button-primary" href="%1$s">%2$s</a></p>',
+                            esc_url( $default_direct_update_url ),
+                            __( 'Update your site to use HTTPS' )
+                        );
+                    }
+                }
+            } else {
+                // If host-specific "Update HTTPS" URL is provided, include a link.
+                $update_url = wp_get_update_https_url();
+                if ( $update_url !== $default_update_url ) {
+                    $result['description'] .= sprintf(
+                        '<p><a href="%s" target="_blank" rel="noopener">%s<span class="screen-reader-text"> %s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                        esc_url( $update_url ),
+                        __( 'Talk to your web host about supporting HTTPS for your website.' ),
+                        /* translators: Accessibility text. */
+                        __( '(opens in a new tab)' )
+                    );
+                } else {
+                    $result['description'] .= sprintf(
+                        '<p>%s</p>',
+                        __( 'Talk to your web host about supporting HTTPS for your website.' )
+                    );
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Check if the HTTP API can handle SSL/TLS requests.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_ssl_support() {
+        $result = array(
+            'label'       => '',
+            'status'      => '',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Securely communicating between servers are needed for transactions such as fetching files, conducting sales on store sites, and much more.' )
+            ),
+            'actions'     => '',
+            'test'        => 'ssl_support',
+        );
+
+        $supports_https = wp_http_supports( array( 'ssl' ) );
+
+        if ( $supports_https ) {
+            $result['status'] = 'good';
+
+            $result['label'] = __( 'Your site can communicate securely with other services' );
+        } else {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'Your site is unable to communicate securely with other services' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                __( 'Talk to your web host about OpenSSL support for PHP.' )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if scheduled events run as intended.
+     *
+     * If scheduled events are not running, this may indicate something with WP_Cron is not working
+     * as intended, or that there are orphaned events hanging around from older code.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_scheduled_events() {
+        $result = array(
+            'label'       => __( 'Scheduled events are running' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Scheduled events are what periodically looks for updates to plugins, themes and WordPress itself. It is also what makes sure scheduled posts are published on time. It may also be used by various plugins to make sure that planned actions are executed.' )
+            ),
+            'actions'     => '',
+            'test'        => 'scheduled_events',
+        );
+
+        $this->wp_schedule_test_init();
+
+        if ( is_wp_error( $this->has_missed_cron() ) ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'It was not possible to check your scheduled events' );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: The error message returned while from the cron scheduler. */
+                    __( 'While trying to test your site&#8217;s scheduled events, the following error was returned: %s' ),
+                    $this->has_missed_cron()->get_error_message()
+                )
+            );
+        } elseif ( $this->has_missed_cron() ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'A scheduled event has failed' );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: The name of the failed cron event. */
+                    __( 'The scheduled event, %s, failed to run. Your site still works, but this may indicate that scheduling posts or automated updates may not work as intended.' ),
+                    $this->last_missed_cron
+                )
+            );
+        } elseif ( $this->has_late_cron() ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'A scheduled event is late' );
+
+            $result['description'] = sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: The name of the late cron event. */
+                    __( 'The scheduled event, %s, is late to run. Your site still works, but this may indicate that scheduling posts or automated updates may not work as intended.' ),
+                    $this->last_late_cron
+                )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if WordPress can run automated background updates.
+     *
+     * Background updates in WordPress are primarily used for minor releases and security updates.
+     * It's important to either have these working, or be aware that they are intentionally disabled
+     * for whatever reason.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_background_updates() {
+        $result = array(
+            'label'       => __( 'Background updates are working' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Background updates ensure that WordPress can auto-update if a security update is released for the version you are currently using.' )
+            ),
+            'actions'     => '',
+            'test'        => 'background_updates',
+        );
+
+        if ( ! class_exists( 'WP_Site_Health_Auto_Updates' ) ) {
+            require_once ABSPATH . 'wp-admin/includes/class-wp-site-health-auto-updates.php';
+        }
+
+        // Run the auto-update tests in a separate class,
+        // as there are many considerations to be made.
+        $automatic_updates = new WP_Site_Health_Auto_Updates();
+        $tests             = $automatic_updates->run_tests();
+
+        $output = '<ul>';
+
+        foreach ( $tests as $test ) {
+            $severity_string = __( 'Passed' );
+
+            if ( 'fail' === $test->severity ) {
+                $result['label'] = __( 'Background updates are not working as expected' );
+
+                $result['status'] = 'critical';
+
+                $severity_string = __( 'Error' );
+            }
+
+            if ( 'warning' === $test->severity && 'good' === $result['status'] ) {
+                $result['label'] = __( 'Background updates may not be working properly' );
+
+                $result['status'] = 'recommended';
+
+                $severity_string = __( 'Warning' );
+            }
+
+            $output .= sprintf(
+                '<li><span class="dashicons %s"><span class="screen-reader-text">%s</span></span> %s</li>',
+                esc_attr( $test->severity ),
+                $severity_string,
+                $test->description
+            );
+        }
+
+        $output .= '</ul>';
+
+        if ( 'good' !== $result['status'] ) {
+            $result['description'] .= $output;
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if plugin and theme auto-updates appear to be configured correctly.
+     *
+     * @since 5.5.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_plugin_theme_auto_updates() {
+        $result = array(
+            'label'       => __( 'Plugin and theme auto-updates appear to be configured correctly' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Plugin and theme auto-updates ensure that the latest versions are always installed.' )
+            ),
+            'actions'     => '',
+            'test'        => 'plugin_theme_auto_updates',
+        );
+
+        $check_plugin_theme_updates = $this->detect_plugin_theme_auto_update_issues();
+
+        $result['status'] = $check_plugin_theme_updates->status;
+
+        if ( 'good' !== $result['status'] ) {
+            $result['label'] = __( 'Your site may have problems auto-updating plugins and themes' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                $check_plugin_theme_updates->message
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if loopbacks work as expected.
+     *
+     * A loopback is when WordPress queries itself, for example to start a new WP_Cron instance,
+     * or when editing a plugin or theme. This has shown itself to be a recurring issue,
+     * as code can very easily break this interaction.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_loopback_requests() {
+        $result = array(
+            'label'       => __( 'Your site can perform loopback requests' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'Loopback requests are used to run scheduled events, and are also used by the built-in editors for themes and plugins to verify code stability.' )
+            ),
+            'actions'     => '',
+            'test'        => 'loopback_requests',
+        );
+
+        $check_loopback = $this->can_perform_loopback();
+
+        $result['status'] = $check_loopback->status;
+
+        if ( 'good' !== $result['status'] ) {
+            $result['label'] = __( 'Your site could not complete a loopback request' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                $check_loopback->message
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if HTTP requests are blocked.
+     *
+     * It's possible to block all outgoing communication (with the possibility of allowing certain
+     * hosts) via the HTTP API. This may create problems for users as many features are running as
+     * services these days.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_http_requests() {
+        $result = array(
+            'label'       => __( 'HTTP requests seem to be working as expected' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'It is possible for site maintainers to block all, or some, communication to other sites and services. If set up incorrectly, this may prevent plugins and themes from working as intended.' )
+            ),
+            'actions'     => '',
+            'test'        => 'http_requests',
+        );
+
+        $blocked = false;
+        $hosts   = array();
+
+        if ( defined( 'WP_HTTP_BLOCK_EXTERNAL' ) && WP_HTTP_BLOCK_EXTERNAL ) {
+            $blocked = true;
+        }
+
+        if ( defined( 'WP_ACCESSIBLE_HOSTS' ) ) {
+            $hosts = explode( ',', WP_ACCESSIBLE_HOSTS );
+        }
+
+        if ( $blocked && 0 === count( $hosts ) ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'HTTP requests are blocked' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: %s: Name of the constant used. */
+                    __( 'HTTP requests have been blocked by the %s constant, with no allowed hosts.' ),
+                    '<code>WP_HTTP_BLOCK_EXTERNAL</code>'
+                )
+            );
+        }
+
+        if ( $blocked && 0 < count( $hosts ) ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'HTTP requests are partially blocked' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: Name of the constant used. 2: List of allowed hostnames. */
+                    __( 'HTTP requests have been blocked by the %1$s constant, with some allowed hosts: %2$s.' ),
+                    '<code>WP_HTTP_BLOCK_EXTERNAL</code>',
+                    implode( ',', $hosts )
+                )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if the REST API is accessible.
+     *
+     * Various security measures may block the REST API from working, or it may have been disabled in general.
+     * This is required for the new block editor to work, so we explicitly test for this.
+     *
+     * @since 5.2.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_rest_availability() {
+        $result = array(
+            'label'       => __( 'The REST API is available' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'The REST API is one way WordPress, and other applications, communicate with the server. One example is the block editor screen, which relies on this to display, and save, your posts and pages.' )
+            ),
+            'actions'     => '',
+            'test'        => 'rest_availability',
+        );
+
+        $cookies = wp_unslash( $_COOKIE );
+        $timeout = 10;
+        $headers = array(
+            'Cache-Control' => 'no-cache',
+            'X-WP-Nonce'    => wp_create_nonce( 'wp_rest' ),
+        );
+        /** This filter is documented in wp-includes/class-wp-http-streams.php */
+        $sslverify = apply_filters( 'https_local_ssl_verify', false );
+
+        // Include Basic auth in loopback requests.
+        if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {
+            $headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
+        }
+
+        $url = rest_url( 'wp/v2/types/post' );
+
+        // The context for this is editing with the new block editor.
+        $url = add_query_arg(
+            array(
+                'context' => 'edit',
+            ),
+            $url
+        );
+
+        $r = wp_remote_get( $url, compact( 'cookies', 'headers', 'timeout', 'sslverify' ) );
+
+        if ( is_wp_error( $r ) ) {
+            $result['status'] = 'critical';
+
+            $result['label'] = __( 'The REST API encountered an error' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    '%s<br>%s',
+                    __( 'The REST API request failed due to an error.' ),
+                    sprintf(
+                        /* translators: 1: The WordPress error message. 2: The WordPress error code. */
+                        __( 'Error: %1$s (%2$s)' ),
+                        $r->get_error_message(),
+                        $r->get_error_code()
+                    )
+                )
+            );
+        } elseif ( 200 !== wp_remote_retrieve_response_code( $r ) ) {
+            $result['status'] = 'recommended';
+
+            $result['label'] = __( 'The REST API encountered an unexpected result' );
+
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: The HTTP error code. 2: The HTTP error message. */
+                    __( 'The REST API call gave the following unexpected result: (%1$d) %2$s.' ),
+                    wp_remote_retrieve_response_code( $r ),
+                    esc_html( wp_remote_retrieve_body( $r ) )
+                )
+            );
+        } else {
+            $json = json_decode( wp_remote_retrieve_body( $r ), true );
+
+            if ( false !== $json && ! isset( $json['capabilities'] ) ) {
+                $result['status'] = 'recommended';
+
+                $result['label'] = __( 'The REST API did not behave correctly' );
+
+                $result['description'] .= sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: %s: The name of the query parameter being tested. */
+                        __( 'The REST API did not process the %s query parameter correctly.' ),
+                        '<code>context</code>'
+                    )
+                );
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Test if 'file_uploads' directive in PHP.ini is turned off.
+     *
+     * @since 5.5.0
+     *
+     * @return array The test results.
+     */
+    public function get_test_file_uploads() {
+        $result = array(
+            'label'       => __( 'Files can be uploaded' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Performance' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: file_uploads, 2: php.ini */
+                    __( 'The %1$s directive in %2$s determines if uploading files is allowed on your site.' ),
+                    '<code>file_uploads</code>',
+                    '<code>php.ini</code>'
+                )
+            ),
+            'actions'     => '',
+            'test'        => 'file_uploads',
+        );
+
+        if ( ! function_exists( 'ini_get' ) ) {
+            $result['status']       = 'critical';
+            $result['description'] .= sprintf(
+                /* translators: %s: ini_get() */
+                __( 'The %s function has been disabled, some media settings are unavailable because of this.' ),
+                '<code>ini_get()</code>'
+            );
+            return $result;
+        }
+
+        if ( empty( ini_get( 'file_uploads' ) ) ) {
+            $result['status']       = 'critical';
+            $result['description'] .= sprintf(
+                '<p>%s</p>',
+                sprintf(
+                    /* translators: 1: file_uploads, 2: 0 */
+                    __( '%1$s is set to %2$s. You won\'t be able to upload files on your site.' ),
+                    '<code>file_uploads</code>',
+                    '<code>0</code>'
+                )
+            );
+            return $result;
+        }
+
+        $post_max_size       = ini_get( 'post_max_size' );
+        $upload_max_filesize = ini_get( 'upload_max_filesize' );
+
+        if ( wp_convert_hr_to_bytes( $post_max_size ) < wp_convert_hr_to_bytes( $upload_max_filesize ) ) {
+            $result['label'] = sprintf(
+                /* translators: 1: post_max_size, 2: upload_max_filesize */
+                __( 'The "%1$s" value is smaller than "%2$s"' ),
+                'post_max_size',
+                'upload_max_filesize'
+            );
+            $result['status'] = 'recommended';
+
+            if ( 0 === wp_convert_hr_to_bytes( $post_max_size ) ) {
+                $result['description'] = sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: 1: post_max_size, 2: upload_max_filesize */
+                        __( 'The setting for %1$s is currently configured as 0, this could cause some problems when trying to upload files through plugin or theme features that rely on various upload methods. It is recommended to configure this setting to a fixed value, ideally matching the value of %2$s, as some upload methods read the value 0 as either unlimited, or disabled.' ),
+                        '<code>post_max_size</code>',
+                        '<code>upload_max_filesize</code>'
+                    )
+                );
+            } else {
+                $result['description'] = sprintf(
+                    '<p>%s</p>',
+                    sprintf(
+                        /* translators: 1: post_max_size, 2: upload_max_filesize */
+                        __( 'The setting for %1$s is smaller than %2$s, this could cause some problems when trying to upload files.' ),
+                        '<code>post_max_size</code>',
+                        '<code>upload_max_filesize</code>'
+                    )
+                );
+            }
+
+            return $result;
+        }
+
+        return $result;
+    }
+
+    /**
+     * Tests if the Authorization header has the expected values.
+     *
+     * @since 5.6.0
+     *
+     * @return array
+     */
+    public function get_test_authorization_header() {
+        $result = array(
+            'label'       => __( 'The Authorization header is working as expected' ),
+            'status'      => 'good',
+            'badge'       => array(
+                'label' => __( 'Security' ),
+                'color' => 'blue',
+            ),
+            'description' => sprintf(
+                '<p>%s</p>',
+                __( 'The Authorization header comes from the third-party applications you approve. Without it, those apps cannot connect to your site.' )
+            ),
+            'actions'     => '',
+            'test'        => 'authorization_header',
+        );
+
+        if ( ! isset( $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] ) ) {
+            $result['label'] = __( 'The authorization header is missing' );
+        } elseif ( 'user' !== $_SERVER['PHP_AUTH_USER'] || 'pwd' !== $_SERVER['PHP_AUTH_PW'] ) {
+            $result['label'] = __( 'The authorization header is invalid' );
+        } else {
+            return $result;
+        }
+
+        $result['status'] = 'recommended';
+
+        if ( ! function_exists( 'got_mod_rewrite' ) ) {
+            require_once ABSPATH . 'wp-admin/includes/misc.php';
+        }
+
+        if ( got_mod_rewrite() ) {
+            $result['actions'] .= sprintf(
+                '<p><a href="%s">%s</a></p>',
+                esc_url( admin_url( 'options-permalink.php' ) ),
+                __( 'Flush permalinks' )
+            );
+        } else {
+            $result['actions'] .= sprintf(
+                '<p><a href="%s" target="_blank" rel="noopener">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
+                __( 'https://developer.wordpress.org/rest-api/frequently-asked-questions/#why-is-authentication-not-working' ),
+                __( 'Learn how to configure the Authorization header.' ),
+                /* translators: Accessibility text. */
+                __( '(opens in a new tab)' )
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * Return a set of tests that belong to the site status page.
+     *
+     * Each site status test is defined here, they may be `direct` tests, that run on page load, or `async` tests
+     * which will run later down the line via JavaScript calls to improve page performance and hopefully also user
+     * experiences.
+     *
+     * @since 5.2.0
+     * @since 5.6.0 Added support for `has_rest` and `permissions`.
+     *
+     * @return array The list of tests to run.
+     */
+    public static function get_tests() {
+        $tests = array(
+            'direct' => array(
+                'wordpress_version'         => array(
+                    'label' => __( 'WordPress Version' ),
+                    'test'  => 'wordpress_version',
+                ),
+                'plugin_version'            => array(
+                    'label' => __( 'Plugin Versions' ),
+                    'test'  => 'plugin_version',
+                ),
+                'theme_version'             => array(
+                    'label' => __( 'Theme Versions' ),
+                    'test'  => 'theme_version',
+                ),
+                'php_version'               => array(
+                    'label' => __( 'PHP Version' ),
+                    'test'  => 'php_version',
+                ),
+                'php_extensions'            => array(
+                    'label' => __( 'PHP Extensions' ),
+                    'test'  => 'php_extensions',
+                ),
+                'php_default_timezone'      => array(
+                    'label' => __( 'PHP Default Timezone' ),
+                    'test'  => 'php_default_timezone',
+                ),
+                'php_sessions'              => array(
+                    'label' => __( 'PHP Sessions' ),
+                    'test'  => 'php_sessions',
+                ),
+                'sql_server'                => array(
+                    'label' => __( 'Database Server version' ),
+                    'test'  => 'sql_server',
+                ),
+                'utf8mb4_support'           => array(
+                    'label' => __( 'MySQL utf8mb4 support' ),
+                    'test'  => 'utf8mb4_support',
+                ),
+                'ssl_support'               => array(
+                    'label' => __( 'Secure communication' ),
+                    'test'  => 'ssl_support',
+                ),
+                'scheduled_events'          => array(
+                    'label' => __( 'Scheduled events' ),
+                    'test'  => 'scheduled_events',
+                ),
+                'http_requests'             => array(
+                    'label' => __( 'HTTP Requests' ),
+                    'test'  => 'http_requests',
+                ),
+                'rest_availability'         => array(
+                    'label'     => __( 'REST API availability' ),
+                    'test'      => 'rest_availability',
+                    'skip_cron' => true,
+                ),
+                'debug_enabled'             => array(
+                    'label' => __( 'Debugging enabled' ),
+                    'test'  => 'is_in_debug_mode',
+                ),
+                'file_uploads'              => array(
+                    'label' => __( 'File uploads' ),
+                    'test'  => 'file_uploads',
+                ),
+                'plugin_theme_auto_updates' => array(
+                    'label' => __( 'Plugin and theme auto-updates' ),
+                    'test'  => 'plugin_theme_auto_updates',
+                ),
+            ),
+            'async'  => array(
+                'dotorg_communication' => array(
+                    'label'             => __( 'Communication with WordPress.org' ),
+                    'test'              => rest_url( 'wp-site-health/v1/tests/dotorg-communication' ),
+                    'has_rest'          => true,
+                    'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_dotorg_communication' ),
+                ),
+                'background_updates'   => array(
+                    'label'             => __( 'Background updates' ),
+                    'test'              => rest_url( 'wp-site-health/v1/tests/background-updates' ),
+                    'has_rest'          => true,
+                    'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_background_updates' ),
+                ),
+                'loopback_requests'    => array(
+                    'label'             => __( 'Loopback request' ),
+                    'test'              => rest_url( 'wp-site-health/v1/tests/loopback-requests' ),
+                    'has_rest'          => true,
+                    'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_loopback_requests' ),
+                ),
+                'https_status'         => array(
+                    'label'             => __( 'HTTPS status' ),
+                    'test'              => rest_url( 'wp-site-health/v1/tests/https-status' ),
+                    'has_rest'          => true,
+                    'async_direct_test' => array( WP_Site_Health::get_instance(), 'get_test_https_status' ),
+                ),
+            ),
+        );
+
+        // Conditionally include Authorization header test if the site isn't protected by Basic Auth.
+        if ( ! wp_is_site_protected_by_basic_auth() ) {
+            $tests['async']['authorization_header'] = array(
+                'label'     => __( 'Authorization header' ),
+                'test'      => rest_url( 'wp-site-health/v1/tests/authorization-header' ),
+                'has_rest'  => true,
+                'headers'   => array( 'Authorization' => 'Basic ' . base64_encode( 'user:pwd' ) ),
+                'skip_cron' => true,
+            );
+        }
+
+        /**
+         * Add or modify which site status tests are run on a site.
+         *
+         * The site health is determined by a set of tests based on best practices from
+         * both the WordPress Hosting Team and web standards in general.
+         *
+         * Some sites may not have the same requirements, for example the automatic update
+         * checks may be handled by a host, and are therefore disabled in core.
+         * Or maybe you want to introduce a new test, is caching enabled/disabled/stale for example.
+         *
+         * Tests may be added either as direct, or asynchronous ones. Any test that may require some time
+         * to complete should run asynchronously, to avoid extended loading periods within wp-admin.
+         *
+         * @since 5.2.0
+         * @since 5.6.0 Added the `async_direct_test` array key for asynchronous tests.
+         *              Added the `skip_cron` array key for all tests.
+         *
+         * @param array[] $tests {
+         *     An associative array of direct and asynchronous tests.
+         *
+         *     @type array[] $direct {
+         *         An array of direct tests.
+         *
+         *         @type array ...$identifier {
+         *             `$identifier` should be a unique identifier for the test. Plugins and themes are encouraged to
+         *             prefix test identifiers with their slug to avoid collisions between tests.
+         *
+         *             @type string   $label     The friendly label to identify the test.
+         *             @type callable $test      The callback function that runs the test and returns its result.
+         *             @type bool     $skip_cron Whether to skip this test when running as cron.
+         *         }
+         *     }
+         *     @type array[] $async {
+         *         An array of asynchronous tests.
+         *
+         *         @type array ...$identifier {
+         *             `$identifier` should be a unique identifier for the test. Plugins and themes are encouraged to
+         *             prefix test identifiers with their slug to avoid collisions between tests.
+         *
+         *             @type string   $label             The friendly label to identify the test.
+         *             @type string   $test              An admin-ajax.php action to be called to perform the test, or
+         *                                               if `$has_rest` is true, a URL to a REST API endpoint to perform
+         *                                               the test.
+         *             @type bool     $has_rest          Whether the `$test` property points to a REST API endpoint.
+         *             @type bool     $skip_cron         Whether to skip this test when running as cron.
+         *             @type callable $async_direct_test A manner of directly calling the test marked as asynchronous,
+         *                                               as the scheduled event can not authenticate, and endpoints
+         *                                               may require authentication.
+         *         }
+         *     }
+         * }
+         */
+        $tests = apply_filters( 'site_status_tests', $tests );
+
+        // Ensure that the filtered tests contain the required array keys.
+        $tests = array_merge(
+            array(
+                'direct' => array(),
+                'async'  => array(),
+            ),
+            $tests
+        );
+
+        return $tests;
+    }
+
+    /**
+     * Add a class to the body HTML tag.
+     *
+     * Filters the body class string for admin pages and adds our own class for easier styling.
+     *
+     * @since 5.2.0
+     *
+     * @param string $body_class The body class string.
+     * @return string The modified body class string.
+     */
+    public function admin_body_class( $body_class ) {
+        $screen = get_current_screen();
+        if ( 'site-health' !== $screen->id ) {
+            return $body_class;
+        }
+
+        $body_class .= ' site-health';
+
+        return $body_class;
+    }
+
+    /**
+     * Initiate the WP_Cron schedule test cases.
+     *
+     * @since 5.2.0
+     */
+    private function wp_schedule_test_init() {
+        $this->schedules = wp_get_schedules();
+        $this->get_cron_tasks();
+    }
+
+    /**
+     * Populate our list of cron events and store them to a class-wide variable.
+     *
+     * @since 5.2.0
+     */
+    private function get_cron_tasks() {
+        $cron_tasks = _get_cron_array();
+
+        if ( empty( $cron_tasks ) ) {
+            $this->crons = new WP_Error( 'no_tasks', __( 'No scheduled events exist on this site.' ) );
+            return;
+        }
+
+        $this->crons = array();
+
+        foreach ( $cron_tasks as $time => $cron ) {
+            foreach ( $cron as $hook => $dings ) {
+                foreach ( $dings as $sig => $data ) {
+
+                    $this->crons[ "$hook-$sig-$time" ] = (object) array(
+                        'hook'     => $hook,
+                        'time'     => $time,
+                        'sig'      => $sig,
+                        'args'     => $data['args'],
+                        'schedule' => $data['schedule'],
+                        'interval' => isset( $data['interval'] ) ? $data['interval'] : null,
+                    );
+
+                }
+            }
+        }
+    }
+
+    /**
+     * Check if any scheduled tasks have been missed.
+     *
+     * Returns a boolean value of `true` if a scheduled task has been missed and ends processing.
+     *
+     * If the list of crons is an instance of WP_Error, returns the instance instead of a boolean value.
+     *
+     * @since 5.2.0
+     *
+     * @return bool|WP_Error True if a cron was missed, false if not. WP_Error if the cron is set to that.
+     */
+    public function has_missed_cron() {
+        if ( is_wp_error( $this->crons ) ) {
+            return $this->crons;
+        }
+
+        foreach ( $this->crons as $id => $cron ) {
+            if ( ( $cron->time - time() ) < $this->timeout_missed_cron ) {
+                $this->last_missed_cron = $cron->hook;
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Check if any scheduled tasks are late.
+     *
+     * Returns a boolean value of `true` if a scheduled task is late and ends processing.
+     *
+     * If the list of crons is an instance of WP_Error, returns the instance instead of a boolean value.
+     *
+     * @since 5.3.0
+     *
+     * @return bool|WP_Error True if a cron is late, false if not. WP_Error if the cron is set to that.
+     */
+    public function has_late_cron() {
+        if ( is_wp_error( $this->crons ) ) {
+            return $this->crons;
+        }
+
+        foreach ( $this->crons as $id => $cron ) {
+            $cron_offset = $cron->time - time();
+            if (
+                $cron_offset >= $this->timeout_missed_cron &&
+                $cron_offset < $this->timeout_late_cron
+            ) {
+                $this->last_late_cron = $cron->hook;
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    /**
+     * Check for potential issues with plugin and theme auto-updates.
+     *
+     * Though there is no way to 100% determine if plugin and theme auto-updates are configured
+     * correctly, a few educated guesses could be made to flag any conditions that would
+     * potentially cause unexpected behaviors.
+     *
+     * @since 5.5.0
+     *
+     * @return object The test results.
+     */
+    public function detect_plugin_theme_auto_update_issues() {
+        $mock_plugin = (object) array(
+            'id'            => 'w.org/plugins/a-fake-plugin',
+            'slug'          => 'a-fake-plugin',
+            'plugin'        => 'a-fake-plugin/a-fake-plugin.php',
+            'new_version'   => '9.9',
+            'url'           => 'https://wordpress.org/plugins/a-fake-plugin/',
+            'package'       => 'https://downloads.wordpress.org/plugin/a-fake-plugin.9.9.zip',
+            'icons'         => array(
+                '2x' => 'https://ps.w.org/a-fake-plugin/assets/icon-256x256.png',
+                '1x' => 'https://ps.w.org/a-fake-plugin/assets/icon-128x128.png',
+            ),
+            'banners'       => array(
+                '2x' => 'https://ps.w.org/a-fake-plugin/assets/banner-1544x500.png',
+                '1x' => 'https://ps.w.org/a-fake-plugin/assets/banner-772x250.png',
+            ),
+            'banners_rtl'   => array(),
+            'tested'        => '5.5.0',
+            'requires_php'  => '5.6.20',
+            'compatibility' => new stdClass(),
+        );
+
+        $mock_theme = (object) array(
+            'theme'        => 'a-fake-theme',
+            'new_version'  => '9.9',
+            'url'          => 'https://wordpress.org/themes/a-fake-theme/',
+            'package'      => 'https://downloads.wordpress.org/theme/a-fake-theme.9.9.zip',
+            'requires'     => '5.0.0',
+            'requires_php' => '5.6.20',
+        );
+
+        $test_plugins_enabled = wp_is_auto_update_forced_for_item( 'plugin', true, $mock_plugin );
+        $test_themes_enabled  = wp_is_auto_update_forced_for_item( 'theme', true, $mock_theme );
+
+        $ui_enabled_for_plugins = wp_is_auto_update_enabled_for_type( 'plugin' );
+        $ui_enabled_for_themes  = wp_is_auto_update_enabled_for_type( 'theme' );
+        $plugin_filter_present  = has_filter( 'auto_update_plugin' );
+        $theme_filter_present   = has_filter( 'auto_update_theme' );
+
+        if ( ( ! $test_plugins_enabled && $ui_enabled_for_plugins )
+            || ( ! $test_themes_enabled && $ui_enabled_for_themes )
+        ) {
+            return (object) array(
+                'status'  => 'critical',
+                'message' => __( 'Auto-updates for plugins and/or themes appear to be disabled, but settings are still set to be displayed. This could cause auto-updates to not work as expected.' ),
+            );
+        }
+
+        if ( ( ! $test_plugins_enabled && $plugin_filter_present )
+            && ( ! $test_themes_enabled && $theme_filter_present )
+        ) {
+            return (object) array(
+                'status'  => 'recommended',
+                'message' => __( 'Auto-updates for plugins and themes appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
+            );
+        } elseif ( ! $test_plugins_enabled && $plugin_filter_present ) {
+            return (object) array(
+                'status'  => 'recommended',
+                'message' => __( 'Auto-updates for plugins appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
+            );
+        } elseif ( ! $test_themes_enabled && $theme_filter_present ) {
+            return (object) array(
+                'status'  => 'recommended',
+                'message' => __( 'Auto-updates for themes appear to be disabled. This will prevent your site from receiving new versions automatically when available.' ),
+            );
+        }
+
+        return (object) array(
+            'status'  => 'good',
+            'message' => __( 'There appear to be no issues with plugin and theme auto-updates.' ),
+        );
+    }
+
+    /**
+     * Run a loopback test on our site.
+     *
+     * Loopbacks are what WordPress uses to communicate with itself to start up WP_Cron, scheduled posts,
+     * make sure plugin or theme edits don't cause site failures and similar.
+     *
+     * @since 5.2.0
+     *
+     * @return object The test results.
+     */
+    public function can_perform_loopback() {
+        $body    = array( 'site-health' => 'loopback-test' );
+        $cookies = wp_unslash( $_COOKIE );
+        $timeout = 10;
+        $headers = array(
+            'Cache-Control' => 'no-cache',
+        );
+        /** This filter is documented in wp-includes/class-wp-http-streams.php */
+        $sslverify = apply_filters( 'https_local_ssl_verify', false );
+
+        // Include Basic auth in loopback requests.
+        if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {
+            $headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
+        }
+
+        $url = site_url( 'wp-cron.php' );
+
+        /*
 		 * A post request is used for the wp-cron.php loopback test to cause the file
 		 * to finish early without triggering cron jobs. This has two benefits:
 		 * - cron jobs are not triggered a second time on the site health page,
@@ -2684,172 +2684,172 @@ 
 		 * GET request WordPress uses for wp-cron.php loopback requests but is close
 		 * enough. See https://core.trac.wordpress.org/ticket/52547
 		 */
-		$r = wp_remote_post( $url, compact( 'body', 'cookies', 'headers', 'timeout', 'sslverify' ) );
-
-		if ( is_wp_error( $r ) ) {
-			return (object) array(
-				'status'  => 'critical',
-				'message' => sprintf(
-					'%s<br>%s',
-					__( 'The loopback request to your site failed, this means features relying on them are not currently working as expected.' ),
-					sprintf(
-						/* translators: 1: The WordPress error message. 2: The WordPress error code. */
-						__( 'Error: %1$s (%2$s)' ),
-						$r->get_error_message(),
-						$r->get_error_code()
-					)
-				),
-			);
-		}
-
-		if ( 200 !== wp_remote_retrieve_response_code( $r ) ) {
-			return (object) array(
-				'status'  => 'recommended',
-				'message' => sprintf(
-					/* translators: %d: The HTTP response code returned. */
-					__( 'The loopback request returned an unexpected http status code, %d, it was not possible to determine if this will prevent features from working as expected.' ),
-					wp_remote_retrieve_response_code( $r )
-				),
-			);
-		}
-
-		return (object) array(
-			'status'  => 'good',
-			'message' => __( 'The loopback request to your site completed successfully.' ),
-		);
-	}
-
-	/**
-	 * Create a weekly cron event, if one does not already exist.
-	 *
-	 * @since 5.4.0
-	 */
-	public function maybe_create_scheduled_event() {
-		if ( ! wp_next_scheduled( 'wp_site_health_scheduled_check' ) && ! wp_installing() ) {
-			wp_schedule_event( time() + DAY_IN_SECONDS, 'weekly', 'wp_site_health_scheduled_check' );
-		}
-	}
-
-	/**
-	 * Run our scheduled event to check and update the latest site health status for the website.
-	 *
-	 * @since 5.4.0
-	 */
-	public function wp_cron_scheduled_check() {
-		// Bootstrap wp-admin, as WP_Cron doesn't do this for us.
-		require_once trailingslashit( ABSPATH ) . 'wp-admin/includes/admin.php';
-
-		$tests = WP_Site_Health::get_tests();
-
-		$results = array();
-
-		$site_status = array(
-			'good'        => 0,
-			'recommended' => 0,
-			'critical'    => 0,
-		);
-
-		// Don't run https test on development environments.
-		if ( $this->is_development_environment() ) {
-			unset( $tests['async']['https_status'] );
-		}
-
-		foreach ( $tests['direct'] as $test ) {
-			if ( ! empty( $test['skip_cron'] ) ) {
-				continue;
-			}
-
-			if ( is_string( $test['test'] ) ) {
-				$test_function = sprintf(
-					'get_test_%s',
-					$test['test']
-				);
-
-				if ( method_exists( $this, $test_function ) && is_callable( array( $this, $test_function ) ) ) {
-					$results[] = $this->perform_test( array( $this, $test_function ) );
-					continue;
-				}
-			}
-
-			if ( is_callable( $test['test'] ) ) {
-				$results[] = $this->perform_test( $test['test'] );
-			}
-		}
-
-		foreach ( $tests['async'] as $test ) {
-			if ( ! empty( $test['skip_cron'] ) ) {
-				continue;
-			}
-
-			// Local endpoints may require authentication, so asynchronous tests can pass a direct test runner as well.
-			if ( ! empty( $test['async_direct_test'] ) && is_callable( $test['async_direct_test'] ) ) {
-				// This test is callable, do so and continue to the next asynchronous check.
-				$results[] = $this->perform_test( $test['async_direct_test'] );
-				continue;
-			}
-
-			if ( is_string( $test['test'] ) ) {
-				// Check if this test has a REST API endpoint.
-				if ( isset( $test['has_rest'] ) && $test['has_rest'] ) {
-					$result_fetch = wp_remote_get(
-						$test['test'],
-						array(
-							'body' => array(
-								'_wpnonce' => wp_create_nonce( 'wp_rest' ),
-							),
-						)
-					);
-				} else {
-					$result_fetch = wp_remote_post(
-						admin_url( 'admin-ajax.php' ),
-						array(
-							'body' => array(
-								'action'   => $test['test'],
-								'_wpnonce' => wp_create_nonce( 'health-check-site-status' ),
-							),
-						)
-					);
-				}
-
-				if ( ! is_wp_error( $result_fetch ) && 200 === wp_remote_retrieve_response_code( $result_fetch ) ) {
-					$result = json_decode( wp_remote_retrieve_body( $result_fetch ), true );
-				} else {
-					$result = false;
-				}
-
-				if ( is_array( $result ) ) {
-					$results[] = $result;
-				} else {
-					$results[] = array(
-						'status' => 'recommended',
-						'label'  => __( 'A test is unavailable' ),
-					);
-				}
-			}
-		}
-
-		foreach ( $results as $result ) {
-			if ( 'critical' === $result['status'] ) {
-				$site_status['critical']++;
-			} elseif ( 'recommended' === $result['status'] ) {
-				$site_status['recommended']++;
-			} else {
-				$site_status['good']++;
-			}
-		}
-
-		set_transient( 'health-check-site-status-result', wp_json_encode( $site_status ) );
-	}
-
-	/**
-	 * Checks if the current environment type is set to 'development' or 'local'.
-	 *
-	 * @since 5.6.0
-	 *
-	 * @return bool True if it is a development environment, false if not.
-	 */
-	public function is_development_environment() {
-		return in_array( wp_get_environment_type(), array( 'development', 'local' ), true );
-	}
+        $r = wp_remote_post( $url, compact( 'body', 'cookies', 'headers', 'timeout', 'sslverify' ) );
+
+        if ( is_wp_error( $r ) ) {
+            return (object) array(
+                'status'  => 'critical',
+                'message' => sprintf(
+                    '%s<br>%s',
+                    __( 'The loopback request to your site failed, this means features relying on them are not currently working as expected.' ),
+                    sprintf(
+                        /* translators: 1: The WordPress error message. 2: The WordPress error code. */
+                        __( 'Error: %1$s (%2$s)' ),
+                        $r->get_error_message(),
+                        $r->get_error_code()
+                    )
+                ),
+            );
+        }
+
+        if ( 200 !== wp_remote_retrieve_response_code( $r ) ) {
+            return (object) array(
+                'status'  => 'recommended',
+                'message' => sprintf(
+                    /* translators: %d: The HTTP response code returned. */
+                    __( 'The loopback request returned an unexpected http status code, %d, it was not possible to determine if this will prevent features from working as expected.' ),
+                    wp_remote_retrieve_response_code( $r )
+                ),
+            );
+        }
+
+        return (object) array(
+            'status'  => 'good',
+            'message' => __( 'The loopback request to your site completed successfully.' ),
+        );
+    }
+
+    /**
+     * Create a weekly cron event, if one does not already exist.
+     *
+     * @since 5.4.0
+     */
+    public function maybe_create_scheduled_event() {
+        if ( ! wp_next_scheduled( 'wp_site_health_scheduled_check' ) && ! wp_installing() ) {
+            wp_schedule_event( time() + DAY_IN_SECONDS, 'weekly', 'wp_site_health_scheduled_check' );
+        }
+    }
+
+    /**
+     * Run our scheduled event to check and update the latest site health status for the website.
+     *
+     * @since 5.4.0
+     */
+    public function wp_cron_scheduled_check() {
+        // Bootstrap wp-admin, as WP_Cron doesn't do this for us.
+        require_once trailingslashit( ABSPATH ) . 'wp-admin/includes/admin.php';
+
+        $tests = WP_Site_Health::get_tests();
+
+        $results = array();
+
+        $site_status = array(
+            'good'        => 0,
+            'recommended' => 0,
+            'critical'    => 0,
+        );
+
+        // Don't run https test on development environments.
+        if ( $this->is_development_environment() ) {
+            unset( $tests['async']['https_status'] );
+        }
+
+        foreach ( $tests['direct'] as $test ) {
+            if ( ! empty( $test['skip_cron'] ) ) {
+                continue;
+            }
+
+            if ( is_string( $test['test'] ) ) {
+                $test_function = sprintf(
+                    'get_test_%s',
+                    $test['test']
+                );
+
+                if ( method_exists( $this, $test_function ) && is_callable( array( $this, $test_function ) ) ) {
+                    $results[] = $this->perform_test( array( $this, $test_function ) );
+                    continue;
+                }
+            }
+
+            if ( is_callable( $test['test'] ) ) {
+                $results[] = $this->perform_test( $test['test'] );
+            }
+        }
+
+        foreach ( $tests['async'] as $test ) {
+            if ( ! empty( $test['skip_cron'] ) ) {
+                continue;
+            }
+
+            // Local endpoints may require authentication, so asynchronous tests can pass a direct test runner as well.
+            if ( ! empty( $test['async_direct_test'] ) && is_callable( $test['async_direct_test'] ) ) {
+                // This test is callable, do so and continue to the next asynchronous check.
+                $results[] = $this->perform_test( $test['async_direct_test'] );
+                continue;
+            }
+
+            if ( is_string( $test['test'] ) ) {
+                // Check if this test has a REST API endpoint.
+                if ( isset( $test['has_rest'] ) && $test['has_rest'] ) {
+                    $result_fetch = wp_remote_get(
+                        $test['test'],
+                        array(
+                            'body' => array(
+                                '_wpnonce' => wp_create_nonce( 'wp_rest' ),
+                            ),
+                        )
+                    );
+                } else {
+                    $result_fetch = wp_remote_post(
+                        admin_url( 'admin-ajax.php' ),
+                        array(
+                            'body' => array(
+                                'action'   => $test['test'],
+                                '_wpnonce' => wp_create_nonce( 'health-check-site-status' ),
+                            ),
+                        )
+                    );
+                }
+
+                if ( ! is_wp_error( $result_fetch ) && 200 === wp_remote_retrieve_response_code( $result_fetch ) ) {
+                    $result = json_decode( wp_remote_retrieve_body( $result_fetch ), true );
+                } else {
+                    $result = false;
+                }
+
+                if ( is_array( $result ) ) {
+                    $results[] = $result;
+                } else {
+                    $results[] = array(
+                        'status' => 'recommended',
+                        'label'  => __( 'A test is unavailable' ),
+                    );
+                }
+            }
+        }
+
+        foreach ( $results as $result ) {
+            if ( 'critical' === $result['status'] ) {
+                $site_status['critical']++;
+            } elseif ( 'recommended' === $result['status'] ) {
+                $site_status['recommended']++;
+            } else {
+                $site_status['good']++;
+            }
+        }
+
+        set_transient( 'health-check-site-status-result', wp_json_encode( $site_status ) );
+    }
+
+    /**
+     * Checks if the current environment type is set to 'development' or 'local'.
+     *
+     * @since 5.6.0
+     *
+     * @return bool True if it is a development environment, false if not.
+     */
+    public function is_development_environment() {
+        return in_array( wp_get_environment_type(), array( 'development', 'local' ), true );
+    }
 
 }