AyeCode / invoicing

includes/admin/register-settings.php

Indentation +310 added lines, -310 removed lines

@@ -196,11 +196,11 @@ 
     $cb      = "wpinv_{$option['type']}_callback";
     $section = "wpinv_settings_{$tab}_$section";
 
-	if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
-		$tip   = esc_attr( $option['desc'] );
-		$name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
-		unset( $option['desc'] );
-	}
+    if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
+        $tip   = esc_attr( $option['desc'] );
+        $name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
+        unset( $option['desc'] );
+    }
 
     // Loop through all tabs.
     add_settings_field(
@@ -279,10 +279,10 @@ 
         }
 
         // General filter
-		$input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
+        $input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
 
-		// Key specific filter.
-		$input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
+        // Key specific filter.
+        $input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
     }
 
     // Loop through the whitelist and unset any that are empty for the tab being saved
@@ -338,14 +338,14 @@ 
 
     foreach ( $new_rates as $rate ) {
 
-		$rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
-		$rate['name']    = sanitize_text_field( $rate['name'] );
-		$rate['state']   = sanitize_text_field( $rate['state'] );
-		$rate['country'] = sanitize_text_field( $rate['country'] );
-		$rate['global']  = empty( $rate['state'] );
-		$tax_rates[]     = $rate;
+        $rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
+        $rate['name']    = sanitize_text_field( $rate['name'] );
+        $rate['state']   = sanitize_text_field( $rate['state'] );
+        $rate['country'] = sanitize_text_field( $rate['country'] );
+        $rate['global']  = empty( $rate['state'] );
+        $tax_rates[]     = $rate;
 
-	}
+    }
 
     update_option( 'wpinv_tax_rates', $tax_rates );
 
@@ -402,8 +402,8 @@ 
         ) ),
         'taxes' => apply_filters( 'wpinv_settings_sections_taxes', array(
             'main'  => __( 'Tax Settings', 'invoicing' ),
-			'rates' => __( 'Tax Rates', 'invoicing' ),
-			'vat'   => __( 'EU VAT Settings', 'invoicing' )
+            'rates' => __( 'Tax Rates', 'invoicing' ),
+            'vat'   => __( 'EU VAT Settings', 'invoicing' )
         ) ),
         'emails' => apply_filters( 'wpinv_settings_sections_emails', array(
             'main' => __( 'Email Settings', 'invoicing' ),
@@ -426,51 +426,51 @@ 
 }
 
 function wpinv_get_pages( $with_slug = false, $default_label = NULL ) {
-	$pages_options = array();
+    $pages_options = array();
 
-	if( $default_label !== NULL && $default_label !== false ) {
-		$pages_options = array( '' => $default_label ); // Blank option
-	}
+    if( $default_label !== NULL && $default_label !== false ) {
+        $pages_options = array( '' => $default_label ); // Blank option
+    }
 
-	$pages = get_pages();
-	if ( $pages ) {
-		foreach ( $pages as $page ) {
-			$title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
+    $pages = get_pages();
+    if ( $pages ) {
+        foreach ( $pages as $page ) {
+            $title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
             $pages_options[ $page->ID ] = $title;
-		}
-	}
+        }
+    }
 
-	return $pages_options;
+    return $pages_options;
 }
 
 function wpinv_header_callback( $args ) {
-	if ( !empty( $args['desc'] ) ) {
+    if ( !empty( $args['desc'] ) ) {
         echo $args['desc'];
     }
 }
 
 function wpinv_hidden_callback( $args ) {
-	global $wpinv_options;
-
-	if ( isset( $args['set_value'] ) ) {
-		$value = $args['set_value'];
-	} elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
-
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
-		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-		$name  = '';
-	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
-	}
-
-	$html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key( $args['id'] ) . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '" />';
+    global $wpinv_options;
+
+    if ( isset( $args['set_value'] ) ) {
+        $value = $args['set_value'];
+    } elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
+
+    if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+        $args['readonly'] = true;
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+        $name  = '';
+    } else {
+        $name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+    }
+
+    $html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key( $args['id'] ) . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '" />';
     
-	echo $html;
+    echo $html;
 }
 
 /**
@@ -478,12 +478,12 @@ 
  */
 function wpinv_checkbox_callback( $args ) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	$id  = esc_attr( $args['id'] );
+    $std = isset( $args['std'] ) ? $args['std'] : '';
+    $std = wpinv_get_option( $args['id'], $std );
+    $id  = esc_attr( $args['id'] );
 
-	getpaid_hidden_field( "wpinv_settings[$id]", '0' );
-	?>
+    getpaid_hidden_field( "wpinv_settings[$id]", '0' );
+    ?>
 		<fieldset>
 			<label>
 				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked( empty( $std ), false ); ?> value="1" type="checkbox">
@@ -495,77 +495,77 @@ 
 
 function wpinv_multicheck_callback( $args ) {
 	
-	global $wpinv_options;
+    global $wpinv_options;
 
-	$sanitize_id = wpinv_sanitize_key( $args['id'] );
-	$class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
 
-	if ( ! empty( $args['options'] ) ) {
+    if ( ! empty( $args['options'] ) ) {
 
-		$std     = isset( $args['std'] ) ? $args['std'] : array();
-		$value   = isset( $wpinv_options[ $args['id'] ] ) ? $wpinv_options[ $args['id'] ] : $std;
+        $std     = isset( $args['std'] ) ? $args['std'] : array();
+        $value   = isset( $wpinv_options[ $args['id'] ] ) ? $wpinv_options[ $args['id'] ] : $std;
 
-		echo '<div class="wpi-mcheck-rows wpi-mcheck-' . $sanitize_id . $class . '">';
+        echo '<div class="wpi-mcheck-rows wpi-mcheck-' . $sanitize_id . $class . '">';
         foreach( $args['options'] as $key => $option ):
-			$sanitize_key = wpinv_sanitize_key( $key );
-			if ( in_array( $sanitize_key, $value ) ) { 
-				$enabled = $sanitize_key;
-			} else { 
-				$enabled = NULL; 
-			}
-			echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $sanitize_key ) . '" ' . checked( $sanitize_key, $enabled, false ) . '/>&nbsp;';
-			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post( $option ) . '</label></div>';
-		endforeach;
-		echo '</div>';
-		echo '<p class="description">' . $args['desc'] . '</p>';
-	}
+            $sanitize_key = wpinv_sanitize_key( $key );
+            if ( in_array( $sanitize_key, $value ) ) { 
+                $enabled = $sanitize_key;
+            } else { 
+                $enabled = NULL; 
+            }
+            echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $sanitize_key ) . '" ' . checked( $sanitize_key, $enabled, false ) . '/>&nbsp;';
+            echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post( $option ) . '</label></div>';
+        endforeach;
+        echo '</div>';
+        echo '<p class="description">' . $args['desc'] . '</p>';
+    }
 }
 
 function wpinv_payment_icons_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( ! empty( $args['options'] ) ) {
-		foreach( $args['options'] as $key => $option ) {
+    if ( ! empty( $args['options'] ) ) {
+        foreach( $args['options'] as $key => $option ) {
             $sanitize_key = wpinv_sanitize_key( $key );
             
-			if( isset( $wpinv_options[$args['id']][$key] ) ) {
-				$enabled = $option;
-			} else {
-				$enabled = NULL;
-			}
-
-			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" style="margin-right:10px;line-height:16px;height:16px;display:inline-block;">';
-
-				echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $option ) . '" ' . checked( $option, $enabled, false ) . '/>&nbsp;';
-
-				if ( wpinv_string_is_image_url( $key ) ) {
-					echo '<img class="payment-icon" src="' . esc_url( $key ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
-				} else {
-					$card = strtolower( str_replace( ' ', '', $option ) );
-
-					if ( has_filter( 'wpinv_accepted_payment_' . $card . '_image' ) ) {
-						$image = apply_filters( 'wpinv_accepted_payment_' . $card . '_image', '' );
-					} else {
-						$image       = wpinv_locate_template( 'images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false );
-						$content_dir = WP_CONTENT_DIR;
-
-						if ( function_exists( 'wp_normalize_path' ) ) {
-							// Replaces backslashes with forward slashes for Windows systems
-							$image = wp_normalize_path( $image );
-							$content_dir = wp_normalize_path( $content_dir );
-						}
-
-						$image = str_replace( $content_dir, content_url(), $image );
-					}
-
-					echo '<img class="payment-icon" src="' . esc_url( $image ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
-				}
-			echo $option . '</label>';
-		}
-		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
-	}
+            if( isset( $wpinv_options[$args['id']][$key] ) ) {
+                $enabled = $option;
+            } else {
+                $enabled = NULL;
+            }
+
+            echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" style="margin-right:10px;line-height:16px;height:16px;display:inline-block;">';
+
+                echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $option ) . '" ' . checked( $option, $enabled, false ) . '/>&nbsp;';
+
+                if ( wpinv_string_is_image_url( $key ) ) {
+                    echo '<img class="payment-icon" src="' . esc_url( $key ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+                } else {
+                    $card = strtolower( str_replace( ' ', '', $option ) );
+
+                    if ( has_filter( 'wpinv_accepted_payment_' . $card . '_image' ) ) {
+                        $image = apply_filters( 'wpinv_accepted_payment_' . $card . '_image', '' );
+                    } else {
+                        $image       = wpinv_locate_template( 'images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false );
+                        $content_dir = WP_CONTENT_DIR;
+
+                        if ( function_exists( 'wp_normalize_path' ) ) {
+                            // Replaces backslashes with forward slashes for Windows systems
+                            $image = wp_normalize_path( $image );
+                            $content_dir = wp_normalize_path( $content_dir );
+                        }
+
+                        $image = str_replace( $content_dir, content_url(), $image );
+                    }
+
+                    echo '<img class="payment-icon" src="' . esc_url( $image ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+                }
+            echo $option . '</label>';
+        }
+        echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
+    }
 }
 
 /**
@@ -573,9 +573,9 @@ 
  */
 function wpinv_radio_callback( $args ) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	?>
+    $std = isset( $args['std'] ) ? $args['std'] : '';
+    $std = wpinv_get_option( $args['id'], $std );
+    ?>
 		<fieldset>
 			<ul id="wpinv-settings-<?php echo esc_attr( $args['id'] ); ?>" style="margin-top: 0;">
 				<?php foreach( $args['options'] as $key => $option ) : ?>
@@ -589,7 +589,7 @@ 
 			</ul>
 		</fieldset>
 	<?php
-	getpaid_settings_description_callback( $args );
+    getpaid_settings_description_callback( $args );
 }
 
 /**
@@ -597,176 +597,176 @@ 
  */
 function getpaid_settings_description_callback( $args ) {
 
-	if ( ! empty( $args['desc'] ) ) {
-		$description = wp_kses_post( $args['desc'] );
-		echo "<p class='description'>$description</p>";
-	}
+    if ( ! empty( $args['desc'] ) ) {
+        $description = wp_kses_post( $args['desc'] );
+        echo "<p class='description'>$description</p>";
+    }
 
 }
 
 function wpinv_gateways_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	foreach ( $args['options'] as $key => $option ) :
-		$sanitize_key = wpinv_sanitize_key( $key );
+    foreach ( $args['options'] as $key => $option ) :
+        $sanitize_key = wpinv_sanitize_key( $key );
         
         if ( isset( $wpinv_options['gateways'][ $key ] ) )
-			$enabled = '1';
-		else
-			$enabled = null;
+            $enabled = '1';
+        else
+            $enabled = null;
 
-		echo '<input name="wpinv_settings[' . esc_attr( $args['id'] ) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
-		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html( $option['admin_label'] ) . '</label><br/>';
-	endforeach;
+        echo '<input name="wpinv_settings[' . esc_attr( $args['id'] ) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
+        echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html( $option['admin_label'] ) . '</label><br/>';
+    endforeach;
 }
 
 function wpinv_gateway_select_callback($args) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
     $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
 
-	echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'" >';
+    echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'" >';
 
-	foreach ( $args['options'] as $key => $option ) :
-		if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
+    foreach ( $args['options'] as $key => $option ) :
+        if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
             $selected = selected( $key, $args['selected'], false );
         } else {
             $selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $key, $wpinv_options[$args['id']], false ) : '';
         }
-		echo '<option value="' . wpinv_sanitize_key( $key ) . '"' . $selected . '>' . esc_html( $option['admin_label'] ) . '</option>';
-	endforeach;
+        echo '<option value="' . wpinv_sanitize_key( $key ) . '"' . $selected . '>' . esc_html( $option['admin_label'] ) . '</option>';
+    endforeach;
 
-	echo '</select>';
-	echo '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+    echo '</select>';
+    echo '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 }
 
 function wpinv_text_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
-
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
-		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-		$name  = '';
-	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
-	}
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
-
-	$readonly = $args['readonly'] === true ? ' readonly="readonly"' : '';
-	$size     = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html     = '<input type="text" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"' . $readonly . '/>';
-	$html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
-
-	echo $html;
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
+
+    if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+        $args['readonly'] = true;
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+        $name  = '';
+    } else {
+        $name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+    }
+    $class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+
+    $readonly = $args['readonly'] === true ? ' readonly="readonly"' : '';
+    $size     = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
+    $html     = '<input type="text" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"' . $readonly . '/>';
+    $html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+
+    echo $html;
 }
 
 function wpinv_number_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
-
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
-		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-		$name  = '';
-	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
-	}
-
-	$max  = isset( $args['max'] ) ? $args['max'] : 999999;
-	$min  = isset( $args['min'] ) ? $args['min'] : 0;
-	$step = isset( $args['step'] ) ? $args['step'] : 1;
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
-
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="number" step="' . esc_attr( $step ) . '" max="' . esc_attr( $max ) . '" min="' . esc_attr( $min ) . '" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
-
-	echo $html;
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
+
+    if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+        $args['readonly'] = true;
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+        $name  = '';
+    } else {
+        $name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+    }
+
+    $max  = isset( $args['max'] ) ? $args['max'] : 999999;
+    $min  = isset( $args['min'] ) ? $args['min'] : 0;
+    $step = isset( $args['step'] ) ? $args['step'] : 1;
+    $class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+
+    $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
+    $html = '<input type="number" step="' . esc_attr( $step ) . '" max="' . esc_attr( $max ) . '" min="' . esc_attr( $min ) . '" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"/>';
+    $html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+
+    echo $html;
 }
 
 function wpinv_textarea_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
     
     $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
     $class = ( isset( $args['class'] ) && ! is_null( $args['class'] ) ) ? $args['class'] : 'large-text';
 
-	$html = '<textarea class="' . sanitize_html_class( $class ) . ' txtarea-' . sanitize_html_class( $size ) . ' wpi-' . esc_attr( sanitize_html_class( $sanitize_id ) ) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
-	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+    $html = '<textarea class="' . sanitize_html_class( $class ) . ' txtarea-' . sanitize_html_class( $size ) . ' wpi-' . esc_attr( sanitize_html_class( $sanitize_id ) ) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
+    $html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_password_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="password" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '"/>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+    $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
+    $html = '<input type="password" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '"/>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_missing_callback($args) {
-	printf(
-		__( 'The callback function used for the %s setting is missing.', 'invoicing' ),
-		'<strong>' . $args['id'] . '</strong>'
-	);
+    printf(
+        __( 'The callback function used for the %s setting is missing.', 'invoicing' ),
+        '<strong>' . $args['id'] . '</strong>'
+    );
 }
 
 function wpinv_select_callback($args) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
     
     if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
         $value = $args['selected'];
     }
 
-	if ( isset( $args['placeholder'] ) ) {
-		$placeholder = $args['placeholder'];
-	} else {
-		$placeholder = '';
-	}
+    if ( isset( $args['placeholder'] ) ) {
+        $placeholder = $args['placeholder'];
+    } else {
+        $placeholder = '';
+    }
     
     if( !empty( $args['onchange'] ) ) {
         $onchange = ' onchange="' . esc_attr( $args['onchange'] ) . '"';
@@ -776,137 +776,137 @@ 
 
     $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'"  name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" data-placeholder="' . esc_html( $placeholder ) . '"' . $onchange . ' />';
+    $html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'"  name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" data-placeholder="' . esc_html( $placeholder ) . '"' . $onchange . ' />';
 
-	foreach ( $args['options'] as $option => $name ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
-	}
+    foreach ( $args['options'] as $option => $name ) {
+        $selected = selected( $option, $value, false );
+        $html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+    }
 
-	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+    $html .= '</select>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_color_select_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"/>';
+    $html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"/>';
 
-	foreach ( $args['options'] as $option => $color ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $color['label'] ) . '</option>';
-	}
+    foreach ( $args['options'] as $option => $color ) {
+        $selected = selected( $option, $value, false );
+        $html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $color['label'] ) . '</option>';
+    }
 
-	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+    $html .= '</select>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_rich_editor_callback( $args ) {
-	global $wpinv_options, $wp_version;
+    global $wpinv_options, $wp_version;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
 
-		if( empty( $args['allow_blank'] ) && empty( $value ) ) {
-			$value = isset( $args['std'] ) ? $args['std'] : '';
-		}
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+        if( empty( $args['allow_blank'] ) && empty( $value ) ) {
+            $value = isset( $args['std'] ) ? $args['std'] : '';
+        }
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
 
-	$rows = isset( $args['size'] ) ? $args['size'] : 20;
+    $rows = isset( $args['size'] ) ? $args['size'] : 20;
 
-	$html = '<div class="getpaid-settings-editor-input">';
-	if ( $wp_version >= 3.3 && function_exists( 'wp_editor' ) ) {
-		ob_start();
-		wp_editor( stripslashes( $value ), 'wpinv_settings_' . esc_attr( $args['id'] ), array( 'textarea_name' => 'wpinv_settings[' . esc_attr( $args['id'] ) . ']', 'textarea_rows' => absint( $rows ), 'media_buttons' => false ) );
-		$html .= ob_get_clean();
-	} else {
-		$html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" class="wpi-' . esc_attr( sanitize_html_class( $args['id'] ) ) . '">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
-	}
+    $html = '<div class="getpaid-settings-editor-input">';
+    if ( $wp_version >= 3.3 && function_exists( 'wp_editor' ) ) {
+        ob_start();
+        wp_editor( stripslashes( $value ), 'wpinv_settings_' . esc_attr( $args['id'] ), array( 'textarea_name' => 'wpinv_settings[' . esc_attr( $args['id'] ) . ']', 'textarea_rows' => absint( $rows ), 'media_buttons' => false ) );
+        $html .= ob_get_clean();
+    } else {
+        $html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" class="wpi-' . esc_attr( sanitize_html_class( $args['id'] ) ) . '">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
+    }
 
-	$html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+    $html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_upload_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[$args['id']];
-	} else {
-		$value = isset($args['std']) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[$args['id']];
+    } else {
+        $value = isset($args['std']) ? $args['std'] : '';
+    }
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="text" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __( 'Upload File', 'invoicing' ) . '"/></span>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+    $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
+    $html = '<input type="text" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( stripslashes( $value ) ) . '"/>';
+    $html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __( 'Upload File', 'invoicing' ) . '"/></span>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_color_callback( $args ) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
-	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
-	}
+    if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+        $value = $wpinv_options[ $args['id'] ];
+    } else {
+        $value = isset( $args['std'] ) ? $args['std'] : '';
+    }
 
-	$default = isset( $args['std'] ) ? $args['std'] : '';
+    $default = isset( $args['std'] ) ? $args['std'] : '';
 
-	$html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '" data-default-color="' . esc_attr( $default ) . '" />';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+    $html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '" data-default-color="' . esc_attr( $default ) . '" />';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 function wpinv_country_states_callback($args) {
-	global $wpinv_options;
+    global $wpinv_options;
     
     $sanitize_id = wpinv_sanitize_key( $args['id'] );
 
-	if ( isset( $args['placeholder'] ) ) {
-		$placeholder = $args['placeholder'];
-	} else {
-		$placeholder = '';
-	}
+    if ( isset( $args['placeholder'] ) ) {
+        $placeholder = $args['placeholder'];
+    } else {
+        $placeholder = '';
+    }
 
-	$states = wpinv_get_country_states();
+    $states = wpinv_get_country_states();
 
-	$class = empty( $states ) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"' . $class . 'data-placeholder="' . esc_html( $placeholder ) . '"/>';
+    $class = empty( $states ) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
+    $html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"' . $class . 'data-placeholder="' . esc_html( $placeholder ) . '"/>';
 
-	foreach ( $states as $option => $name ) {
-		$selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $option, $wpinv_options[$args['id']], false ) : '';
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
-	}
+    foreach ( $states as $option => $name ) {
+        $selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $option, $wpinv_options[$args['id']], false ) : '';
+        $html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+    }
 
-	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+    $html .= '</select>';
+    $html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
 
-	echo $html;
+    echo $html;
 }
 
 /**
@@ -914,7 +914,7 @@ 
  */
 function wpinv_tax_rates_callback() {
 	
-	?>
+    ?>
 		</td>
 	</tr>
 	<tr class="bsui">
@@ -929,17 +929,17 @@ 
  * Displays a tax rate' edit row.
  */
 function wpinv_tax_rate_callback( $tax_rate, $key, $echo = true ) {
-	ob_start();
+    ob_start();
 
-	$key                      = sanitize_key( $key );
-	$tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
-	include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
+    $key                      = sanitize_key( $key );
+    $tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
+    include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
 
-	if ( $echo ) {
-		echo ob_get_clean();
-	} else {
-		return ob_get_clean(); 
-	}
+    if ( $echo ) {
+        echo ob_get_clean();
+    } else {
+        return ob_get_clean(); 
+    }
 
 }
 
@@ -967,15 +967,15 @@ 
 }
 
 function wpinv_descriptive_text_callback( $args ) {
-	echo wp_kses_post( $args['desc'] );
+    echo wp_kses_post( $args['desc'] );
 }
 
 function wpinv_hook_callback( $args ) {
-	do_action( 'wpinv_' . $args['id'], $args );
+    do_action( 'wpinv_' . $args['id'], $args );
 }
 
 function wpinv_set_settings_cap() {
-	return wpinv_get_capability();
+    return wpinv_get_capability();
 }
 add_filter( 'option_page_capability_wpinv_settings', 'wpinv_set_settings_cap' );
 

Spacing +371 added lines, -371 removed lines

@@ -6,7 +6,7 @@ 
  * @since   1.0.0
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Retrieves all default settings.
@@ -16,13 +16,13 @@ 
 function wpinv_get_settings() {
     $defaults = array();
 
-    foreach ( array_values( wpinv_get_registered_settings() ) as $tab_settings ) {
+    foreach (array_values(wpinv_get_registered_settings()) as $tab_settings) {
 
-        foreach ( array_values( $tab_settings ) as $section_settings ) {
+        foreach (array_values($tab_settings) as $section_settings) {
 
-            foreach ( $section_settings as $key => $setting ) {
-                if ( isset( $setting['std'] ) ) {
-                    $defaults[ $key ] = $setting['std'];
+            foreach ($section_settings as $key => $setting) {
+                if (isset($setting['std'])) {
+                    $defaults[$key] = $setting['std'];
                 }
             }
 
@@ -43,12 +43,12 @@ 
     global $wpinv_options;
 
     // Try fetching the saved options.
-    if ( ! is_array( $wpinv_options ) ) {
-        $wpinv_options = get_option( 'wpinv_settings' );
+    if (!is_array($wpinv_options)) {
+        $wpinv_options = get_option('wpinv_settings');
     }
 
     // If that fails, don't fetch the default settings to prevent a loop.
-    if ( ! is_array( $wpinv_options ) ) {
+    if (!is_array($wpinv_options)) {
         $wpinv_options = array();
     }
 
@@ -62,13 +62,13 @@ 
  * @param mixed $default The default value to use if the setting has not been set.
  * @return mixed
  */
-function wpinv_get_option( $key = '', $default = false ) {
+function wpinv_get_option($key = '', $default = false) {
 
     $options = wpinv_get_options();
-    $value   = isset( $options[ $key ] ) ? $options[ $key ] : $default;
-    $value   = apply_filters( 'wpinv_get_option', $value, $key, $default );
+    $value   = isset($options[$key]) ? $options[$key] : $default;
+    $value   = apply_filters('wpinv_get_option', $value, $key, $default);
 
-    return apply_filters( 'wpinv_get_option_' . $key, $value, $key, $default );
+    return apply_filters('wpinv_get_option_' . $key, $value, $key, $default);
 }
 
 /**
@@ -77,11 +77,11 @@ 
  * @param array $options the new options.
  * @return bool
  */
-function wpinv_update_options( $options ) {
+function wpinv_update_options($options) {
     global $wpinv_options;
 
     // update the option.
-    if ( is_array( $options ) && update_option( 'wpinv_settings', $options ) ) {
+    if (is_array($options) && update_option('wpinv_settings', $options)) {
         $wpinv_options = $options;
         return true;
     }
@@ -96,24 +96,24 @@ 
  * @param mixed $value The setting value.
  * @return bool
  */
-function wpinv_update_option( $key = '', $value = false ) {
+function wpinv_update_option($key = '', $value = false) {
 
     // If no key, exit.
-    if ( empty( $key ) ) {
+    if (empty($key)) {
         return false;
     }
 
     // Maybe delete the option instead.
-    if ( is_null( $value ) ) {
-        return wpinv_delete_option( $key );
+    if (is_null($value)) {
+        return wpinv_delete_option($key);
     }
 
     // Prepare the new options.
     $options         = wpinv_get_options();
-    $options[ $key ] = apply_filters( 'wpinv_update_option', $value, $key );
+    $options[$key] = apply_filters('wpinv_update_option', $value, $key);
 
     // Save the new options.
-    return wpinv_update_options( $options );
+    return wpinv_update_options($options);
 
 }
 
@@ -123,18 +123,18 @@ 
  * @param string $key the setting key.
  * @return bool
  */
-function wpinv_delete_option( $key = '' ) {
+function wpinv_delete_option($key = '') {
 
     // If no key, exit
-    if ( empty( $key ) ) {
+    if (empty($key)) {
         return false;
     }
 
     $options = wpinv_get_options();
 
-    if ( isset( $options[ $key ] ) ) {
-        unset( $options[ $key ] );
-        return wpinv_update_options( $options );
+    if (isset($options[$key])) {
+        unset($options[$key]);
+        return wpinv_update_options($options);
     }
 
     return true;
@@ -148,14 +148,14 @@ 
 function wpinv_register_settings() {
 
     // Loop through all tabs.
-    foreach ( wpinv_get_registered_settings() as $tab => $sections ) {
+    foreach (wpinv_get_registered_settings() as $tab => $sections) {
 
         // In each tab, loop through sections.
-        foreach ( $sections as $section => $settings ) {
+        foreach ($sections as $section => $settings) {
 
             // Check for backwards compatibility
-            $section_tabs = wpinv_get_settings_tab_sections( $tab );
-            if ( ! is_array( $section_tabs ) || ! array_key_exists( $section, $section_tabs ) ) {
+            $section_tabs = wpinv_get_settings_tab_sections($tab);
+            if (!is_array($section_tabs) || !array_key_exists($section, $section_tabs)) {
                 $section = 'main';
                 $settings = $sections;
             }
@@ -168,9 +168,9 @@ 
                 'wpinv_settings_' . $tab . '_' . $section
             );
 
-            foreach ( $settings as $option ) {
-                if ( ! empty( $option['id'] ) ) {
-                    wpinv_register_settings_option( $tab, $section, $option );
+            foreach ($settings as $option) {
+                if (!empty($option['id'])) {
+                    wpinv_register_settings_option($tab, $section, $option);
                 }
             }
 
@@ -178,9 +178,9 @@ 
     }
 
     // Creates our settings in the options table.
-    register_setting( 'wpinv_settings', 'wpinv_settings', 'wpinv_settings_sanitize' );
+    register_setting('wpinv_settings', 'wpinv_settings', 'wpinv_settings_sanitize');
 }
-add_action( 'admin_init', 'wpinv_register_settings' );
+add_action('admin_init', 'wpinv_register_settings');
 
 /**
  * Register a single settings option.
@@ -190,46 +190,46 @@ 
  * @param string $option
  * 
  */
-function wpinv_register_settings_option( $tab, $section, $option ) {
+function wpinv_register_settings_option($tab, $section, $option) {
 
-    $name    = isset( $option['name'] ) ? $option['name'] : '';
+    $name    = isset($option['name']) ? $option['name'] : '';
     $cb      = "wpinv_{$option['type']}_callback";
     $section = "wpinv_settings_{$tab}_$section";
 
-	if ( isset( $option['desc'] ) && ! empty( $option['help-tip'] ) ) {
-		$tip   = esc_attr( $option['desc'] );
+	if (isset($option['desc']) && !empty($option['help-tip'])) {
+		$tip   = esc_attr($option['desc']);
 		$name .= "<span class='dashicons dashicons-editor-help wpi-help-tip' title='$tip'></span>";
-		unset( $option['desc'] );
+		unset($option['desc']);
 	}
 
     // Loop through all tabs.
     add_settings_field(
         'wpinv_settings[' . $option['id'] . ']',
         $name,
-        function_exists( $cb ) ? $cb : 'wpinv_missing_callback',
+        function_exists($cb) ? $cb : 'wpinv_missing_callback',
         $section,
         $section,
         array(
             'section'     => $section,
-            'id'          => isset( $option['id'] )          ? $option['id']          : null,
-            'desc'        => isset( $option['desc'] )        ? $option['desc']        : '',
+            'id'          => isset($option['id']) ? $option['id'] : null,
+            'desc'        => isset($option['desc']) ? $option['desc'] : '',
             'name'        => $name,
-            'size'        => isset( $option['size'] )        ? $option['size']        : null,
-            'options'     => isset( $option['options'] )     ? $option['options']     : '',
-            'selected'    => isset( $option['selected'] )    ? $option['selected']    : null,
-            'std'         => isset( $option['std'] )         ? $option['std']         : '',
-            'min'         => isset( $option['min'] )         ? $option['min']         : null,
-            'max'         => isset( $option['max'] )         ? $option['max']         : null,
-            'step'        => isset( $option['step'] )        ? $option['step']        : null,
-            'placeholder' => isset( $option['placeholder'] ) ? $option['placeholder'] : null,
-            'allow_blank' => isset( $option['allow_blank'] ) ? $option['allow_blank'] : true,
-            'readonly'    => isset( $option['readonly'] )    ? $option['readonly']    : false,
-            'faux'        => isset( $option['faux'] )        ? $option['faux']        : false,
-            'onchange'    => isset( $option['onchange'] )   ? $option['onchange']     : '',
-            'custom'      => isset( $option['custom'] )     ? $option['custom']       : '',
-            'class'       => isset( $option['class'] )     ? $option['class']         : '',
-            'cols'        => isset( $option['cols'] ) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
-            'rows'        => isset( $option['rows'] ) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
+            'size'        => isset($option['size']) ? $option['size'] : null,
+            'options'     => isset($option['options']) ? $option['options'] : '',
+            'selected'    => isset($option['selected']) ? $option['selected'] : null,
+            'std'         => isset($option['std']) ? $option['std'] : '',
+            'min'         => isset($option['min']) ? $option['min'] : null,
+            'max'         => isset($option['max']) ? $option['max'] : null,
+            'step'        => isset($option['step']) ? $option['step'] : null,
+            'placeholder' => isset($option['placeholder']) ? $option['placeholder'] : null,
+            'allow_blank' => isset($option['allow_blank']) ? $option['allow_blank'] : true,
+            'readonly'    => isset($option['readonly']) ? $option['readonly'] : false,
+            'faux'        => isset($option['faux']) ? $option['faux'] : false,
+            'onchange'    => isset($option['onchange']) ? $option['onchange'] : '',
+            'custom'      => isset($option['custom']) ? $option['custom'] : '',
+            'class'       => isset($option['class']) ? $option['class'] : '',
+            'cols'        => isset($option['cols']) && (int) $option['cols'] > 0 ? (int) $option['cols'] : 50,
+            'rows'        => isset($option['rows']) && (int) $option['rows'] > 0 ? (int) $option['rows'] : 5,
         )
     );
 
@@ -241,7 +241,7 @@ 
  * @return array
  */
 function wpinv_get_registered_settings() {
-    return apply_filters( 'wpinv_registered_settings', wpinv_get_data( 'admin-settings' ) );
+    return apply_filters('wpinv_registered_settings', wpinv_get_data('admin-settings'));
 }
 
 /**
@@ -249,135 +249,135 @@ 
  * 
  * @return array
  */
-function wpinv_settings_sanitize( $input = array() ) {
+function wpinv_settings_sanitize($input = array()) {
 
     $wpinv_options = wpinv_get_options();
 
-    if ( empty( wp_get_raw_referer() ) ) {
+    if (empty(wp_get_raw_referer())) {
         return $input;
     }
 
-    wp_parse_str( wp_get_raw_referer(), $referrer );
+    wp_parse_str(wp_get_raw_referer(), $referrer);
 
     $settings = wpinv_get_registered_settings();
-    $tab      = isset( $referrer['tab'] ) ? $referrer['tab'] : 'general';
-    $section  = isset( $referrer['section'] ) ? $referrer['section'] : 'main';
+    $tab      = isset($referrer['tab']) ? $referrer['tab'] : 'general';
+    $section  = isset($referrer['section']) ? $referrer['section'] : 'main';
 
     $input = $input ? $input : array();
-    $input = apply_filters( 'wpinv_settings_tab_' . $tab . '_sanitize', $input );
-    $input = apply_filters( 'wpinv_settings_' . $tab . '-' . $section . '_sanitize', $input );
+    $input = apply_filters('wpinv_settings_tab_' . $tab . '_sanitize', $input);
+    $input = apply_filters('wpinv_settings_' . $tab . '-' . $section . '_sanitize', $input);
 
     // Loop through each setting being saved and pass it through a sanitization filter
-    foreach ( $input as $key => $value ) {
+    foreach ($input as $key => $value) {
 
         // Get the setting type (checkbox, select, etc)
-        $type = isset( $settings[ $tab ][$section][ $key ]['type'] ) ? $settings[ $tab ][$section][ $key ]['type'] : false;
+        $type = isset($settings[$tab][$section][$key]['type']) ? $settings[$tab][$section][$key]['type'] : false;
 
-        if ( $type ) {
+        if ($type) {
             // Field type specific filter
-            $input[$key] = apply_filters( 'wpinv_settings_sanitize_' . $type, $value, $key );
+            $input[$key] = apply_filters('wpinv_settings_sanitize_' . $type, $value, $key);
         }
 
         // General filter
-		$input[ $key ] = apply_filters( 'wpinv_settings_sanitize', $input[ $key ], $key );
+		$input[$key] = apply_filters('wpinv_settings_sanitize', $input[$key], $key);
 
 		// Key specific filter.
-		$input[ $key ] = apply_filters( "wpinv_settings_sanitize_$key", $input[ $key ] );
+		$input[$key] = apply_filters("wpinv_settings_sanitize_$key", $input[$key]);
     }
 
     // Loop through the whitelist and unset any that are empty for the tab being saved
-    $main_settings    = $section == 'main' ? $settings[ $tab ] : array(); // Check for extensions that aren't using new sections
-    $section_settings = ! empty( $settings[ $tab ][ $section ] ) ? $settings[ $tab ][ $section ] : array();
+    $main_settings    = $section == 'main' ? $settings[$tab] : array(); // Check for extensions that aren't using new sections
+    $section_settings = !empty($settings[$tab][$section]) ? $settings[$tab][$section] : array();
 
-    $found_settings = array_merge( $main_settings, $section_settings );
+    $found_settings = array_merge($main_settings, $section_settings);
 
-    if ( ! empty( $found_settings ) ) {
-        foreach ( $found_settings as $key => $value ) {
+    if (!empty($found_settings)) {
+        foreach ($found_settings as $key => $value) {
 
             // settings used to have numeric keys, now they have keys that match the option ID. This ensures both methods work
-            if ( is_numeric( $key ) ) {
+            if (is_numeric($key)) {
                 $key = $value['id'];
             }
 
-            if ( ! isset( $input[ $key ] ) && isset( $wpinv_options[ $key ] ) ) {
-                unset( $wpinv_options[ $key ] );
+            if (!isset($input[$key]) && isset($wpinv_options[$key])) {
+                unset($wpinv_options[$key]);
             }
         }
     }
 
     // Merge our new settings with the existing
-    $output = array_merge( $wpinv_options, $input );
+    $output = array_merge($wpinv_options, $input);
 
-    add_settings_error( 'wpinv-notices', '', __( 'Settings updated.', 'invoicing' ), 'updated' );
+    add_settings_error('wpinv-notices', '', __('Settings updated.', 'invoicing'), 'updated');
 
     return $output;
 }
 
-function wpinv_settings_sanitize_misc_accounting( $input ) {
+function wpinv_settings_sanitize_misc_accounting($input) {
 
-    if ( ! wpinv_current_user_can_manage_invoicing() ) {
+    if (!wpinv_current_user_can_manage_invoicing()) {
         return $input;
     }
 
-    if( ! empty( $input['enable_sequential'] ) && !wpinv_get_option( 'enable_sequential' ) ) {
+    if (!empty($input['enable_sequential']) && !wpinv_get_option('enable_sequential')) {
         // Shows an admin notice about upgrading previous order numbers
-        getpaid_session()->set( 'upgrade_sequential', '1' );
+        getpaid_session()->set('upgrade_sequential', '1');
     }
 
     return $input;
 }
-add_filter( 'wpinv_settings_misc-accounting_sanitize', 'wpinv_settings_sanitize_misc_accounting' );
+add_filter('wpinv_settings_misc-accounting_sanitize', 'wpinv_settings_sanitize_misc_accounting');
 
-function wpinv_settings_sanitize_tax_rates( $input ) {
-    if( ! wpinv_current_user_can_manage_invoicing() ) {
+function wpinv_settings_sanitize_tax_rates($input) {
+    if (!wpinv_current_user_can_manage_invoicing()) {
         return $input;
     }
 
-    $new_rates = ! empty( $_POST['tax_rates'] ) ? array_values( $_POST['tax_rates'] ) : array();
+    $new_rates = !empty($_POST['tax_rates']) ? array_values($_POST['tax_rates']) : array();
     $tax_rates = array();
 
-    foreach ( $new_rates as $rate ) {
+    foreach ($new_rates as $rate) {
 
-		$rate['rate']    = wpinv_sanitize_amount( $rate['rate'] );
-		$rate['name']    = sanitize_text_field( $rate['name'] );
-		$rate['state']   = sanitize_text_field( $rate['state'] );
-		$rate['country'] = sanitize_text_field( $rate['country'] );
-		$rate['global']  = empty( $rate['state'] );
+		$rate['rate']    = wpinv_sanitize_amount($rate['rate']);
+		$rate['name']    = sanitize_text_field($rate['name']);
+		$rate['state']   = sanitize_text_field($rate['state']);
+		$rate['country'] = sanitize_text_field($rate['country']);
+		$rate['global']  = empty($rate['state']);
 		$tax_rates[]     = $rate;
 
 	}
 
-    update_option( 'wpinv_tax_rates', $tax_rates );
+    update_option('wpinv_tax_rates', $tax_rates);
 
     return $input;
 }
-add_filter( 'wpinv_settings_taxes-rates_sanitize', 'wpinv_settings_sanitize_tax_rates' );
+add_filter('wpinv_settings_taxes-rates_sanitize', 'wpinv_settings_sanitize_tax_rates');
 
-function wpinv_sanitize_text_field( $input ) {
-    return trim( $input );
+function wpinv_sanitize_text_field($input) {
+    return trim($input);
 }
-add_filter( 'wpinv_settings_sanitize_text', 'wpinv_sanitize_text_field' );
+add_filter('wpinv_settings_sanitize_text', 'wpinv_sanitize_text_field');
 
 function wpinv_get_settings_tabs() {
     $tabs             = array();
-    $tabs['general']  = __( 'General', 'invoicing' );
-    $tabs['gateways'] = __( 'Payment Gateways', 'invoicing' );
-    $tabs['taxes']    = __( 'Taxes', 'invoicing' );
-    $tabs['emails']   = __( 'Emails', 'invoicing' );
-    $tabs['privacy']  = __( 'Privacy', 'invoicing' );
-    $tabs['misc']     = __( 'Misc', 'invoicing' );
-    $tabs['tools']    = __( 'Tools', 'invoicing' );
-
-    return apply_filters( 'wpinv_settings_tabs', $tabs );
+    $tabs['general']  = __('General', 'invoicing');
+    $tabs['gateways'] = __('Payment Gateways', 'invoicing');
+    $tabs['taxes']    = __('Taxes', 'invoicing');
+    $tabs['emails']   = __('Emails', 'invoicing');
+    $tabs['privacy']  = __('Privacy', 'invoicing');
+    $tabs['misc']     = __('Misc', 'invoicing');
+    $tabs['tools']    = __('Tools', 'invoicing');
+
+    return apply_filters('wpinv_settings_tabs', $tabs);
 }
 
-function wpinv_get_settings_tab_sections( $tab = false ) {
+function wpinv_get_settings_tab_sections($tab = false) {
     $tabs     = false;
     $sections = wpinv_get_registered_settings_sections();
 
-    if( $tab && ! empty( $sections[ $tab ] ) ) {
-        $tabs = $sections[ $tab ];
-    } else if ( $tab ) {
+    if ($tab && !empty($sections[$tab])) {
+        $tabs = $sections[$tab];
+    } else if ($tab) {
         $tabs = false;
     }
 
@@ -387,88 +387,88 @@ 
 function wpinv_get_registered_settings_sections() {
     static $sections = false;
 
-    if ( false !== $sections ) {
+    if (false !== $sections) {
         return $sections;
     }
 
     $sections = array(
-        'general' => apply_filters( 'wpinv_settings_sections_general', array(
-            'main' => __( 'General Settings', 'invoicing' ),
-            'currency_section' => __( 'Currency Settings', 'invoicing' ),
-            'labels' => __( 'Label Texts', 'invoicing' ),
-        ) ),
-        'gateways' => apply_filters( 'wpinv_settings_sections_gateways', array(
-            'main' => __( 'Gateway Settings', 'invoicing' ),
-        ) ),
-        'taxes' => apply_filters( 'wpinv_settings_sections_taxes', array(
-            'main'  => __( 'Tax Settings', 'invoicing' ),
-			'rates' => __( 'Tax Rates', 'invoicing' ),
-			'vat'   => __( 'EU VAT Settings', 'invoicing' )
-        ) ),
-        'emails' => apply_filters( 'wpinv_settings_sections_emails', array(
-            'main' => __( 'Email Settings', 'invoicing' ),
-        ) ),
-        'privacy' => apply_filters( 'wpinv_settings_sections_privacy', array(
-            'main' => __( 'Privacy policy', 'invoicing' ),
-        ) ),
-        'misc' => apply_filters( 'wpinv_settings_sections_misc', array(
-            'main' => __( 'Miscellaneous', 'invoicing' ),
-            'custom-css' => __( 'Custom CSS', 'invoicing' ),
-        ) ),
-        'tools' => apply_filters( 'wpinv_settings_sections_tools', array(
-            'main' => __( 'Diagnostic Tools', 'invoicing' ),
-        ) ),
+        'general' => apply_filters('wpinv_settings_sections_general', array(
+            'main' => __('General Settings', 'invoicing'),
+            'currency_section' => __('Currency Settings', 'invoicing'),
+            'labels' => __('Label Texts', 'invoicing'),
+        )),
+        'gateways' => apply_filters('wpinv_settings_sections_gateways', array(
+            'main' => __('Gateway Settings', 'invoicing'),
+        )),
+        'taxes' => apply_filters('wpinv_settings_sections_taxes', array(
+            'main'  => __('Tax Settings', 'invoicing'),
+			'rates' => __('Tax Rates', 'invoicing'),
+			'vat'   => __('EU VAT Settings', 'invoicing')
+        )),
+        'emails' => apply_filters('wpinv_settings_sections_emails', array(
+            'main' => __('Email Settings', 'invoicing'),
+        )),
+        'privacy' => apply_filters('wpinv_settings_sections_privacy', array(
+            'main' => __('Privacy policy', 'invoicing'),
+        )),
+        'misc' => apply_filters('wpinv_settings_sections_misc', array(
+            'main' => __('Miscellaneous', 'invoicing'),
+            'custom-css' => __('Custom CSS', 'invoicing'),
+        )),
+        'tools' => apply_filters('wpinv_settings_sections_tools', array(
+            'main' => __('Diagnostic Tools', 'invoicing'),
+        )),
     );
 
-    $sections = apply_filters( 'wpinv_settings_sections', $sections );
+    $sections = apply_filters('wpinv_settings_sections', $sections);
 
     return $sections;
 }
 
-function wpinv_get_pages( $with_slug = false, $default_label = NULL ) {
+function wpinv_get_pages($with_slug = false, $default_label = NULL) {
 	$pages_options = array();
 
-	if( $default_label !== NULL && $default_label !== false ) {
-		$pages_options = array( '' => $default_label ); // Blank option
+	if ($default_label !== NULL && $default_label !== false) {
+		$pages_options = array('' => $default_label); // Blank option
 	}
 
 	$pages = get_pages();
-	if ( $pages ) {
-		foreach ( $pages as $page ) {
+	if ($pages) {
+		foreach ($pages as $page) {
 			$title = $with_slug ? $page->post_title . ' (' . $page->post_name . ')' : $page->post_title;
-            $pages_options[ $page->ID ] = $title;
+            $pages_options[$page->ID] = $title;
 		}
 	}
 
 	return $pages_options;
 }
 
-function wpinv_header_callback( $args ) {
-	if ( !empty( $args['desc'] ) ) {
+function wpinv_header_callback($args) {
+	if (!empty($args['desc'])) {
         echo $args['desc'];
     }
 }
 
-function wpinv_hidden_callback( $args ) {
+function wpinv_hidden_callback($args) {
 	global $wpinv_options;
 
-	if ( isset( $args['set_value'] ) ) {
+	if (isset($args['set_value'])) {
 		$value = $args['set_value'];
-	} elseif ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	} elseif (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
 
-	$html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key( $args['id'] ) . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '" />';
+	$html = '<input type="hidden" id="wpinv_settings[' . wpinv_sanitize_key($args['id']) . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '" />';
     
 	echo $html;
 }
@@ -476,61 +476,61 @@ 
 /**
  * Displays a checkbox settings callback.
  */
-function wpinv_checkbox_callback( $args ) {
+function wpinv_checkbox_callback($args) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
-	$id  = esc_attr( $args['id'] );
+	$std = isset($args['std']) ? $args['std'] : '';
+	$std = wpinv_get_option($args['id'], $std);
+	$id  = esc_attr($args['id']);
 
-	getpaid_hidden_field( "wpinv_settings[$id]", '0' );
+	getpaid_hidden_field("wpinv_settings[$id]", '0');
 	?>
 		<fieldset>
 			<label>
-				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked( empty( $std ), false ); ?> value="1" type="checkbox">
-				<?php echo wp_kses_post( $args['desc'] ); ?>
+				<input id="wpinv-settings-<?php echo $id; ?>" name="wpinv_settings[<?php echo $id; ?>]" <?php checked(empty($std), false); ?> value="1" type="checkbox">
+				<?php echo wp_kses_post($args['desc']); ?>
 			</label>
 		</fieldset>
 	<?php
 }
 
-function wpinv_multicheck_callback( $args ) {
+function wpinv_multicheck_callback($args) {
 	
 	global $wpinv_options;
 
-	$sanitize_id = wpinv_sanitize_key( $args['id'] );
-	$class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+	$sanitize_id = wpinv_sanitize_key($args['id']);
+	$class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	if ( ! empty( $args['options'] ) ) {
+	if (!empty($args['options'])) {
 
-		$std     = isset( $args['std'] ) ? $args['std'] : array();
-		$value   = isset( $wpinv_options[ $args['id'] ] ) ? $wpinv_options[ $args['id'] ] : $std;
+		$std     = isset($args['std']) ? $args['std'] : array();
+		$value   = isset($wpinv_options[$args['id']]) ? $wpinv_options[$args['id']] : $std;
 
 		echo '<div class="wpi-mcheck-rows wpi-mcheck-' . $sanitize_id . $class . '">';
-        foreach( $args['options'] as $key => $option ):
-			$sanitize_key = wpinv_sanitize_key( $key );
-			if ( in_array( $sanitize_key, $value ) ) { 
+        foreach ($args['options'] as $key => $option):
+			$sanitize_key = wpinv_sanitize_key($key);
+			if (in_array($sanitize_key, $value)) { 
 				$enabled = $sanitize_key;
 			} else { 
 				$enabled = NULL; 
 			}
-			echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $sanitize_key ) . '" ' . checked( $sanitize_key, $enabled, false ) . '/>&nbsp;';
-			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post( $option ) . '</label></div>';
+			echo '<div class="wpi-mcheck-row"><input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr($sanitize_key) . '" ' . checked($sanitize_key, $enabled, false) . '/>&nbsp;';
+			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . wp_kses_post($option) . '</label></div>';
 		endforeach;
 		echo '</div>';
 		echo '<p class="description">' . $args['desc'] . '</p>';
 	}
 }
 
-function wpinv_payment_icons_callback( $args ) {
+function wpinv_payment_icons_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( ! empty( $args['options'] ) ) {
-		foreach( $args['options'] as $key => $option ) {
-            $sanitize_key = wpinv_sanitize_key( $key );
+	if (!empty($args['options'])) {
+		foreach ($args['options'] as $key => $option) {
+            $sanitize_key = wpinv_sanitize_key($key);
             
-			if( isset( $wpinv_options[$args['id']][$key] ) ) {
+			if (isset($wpinv_options[$args['id']][$key])) {
 				$enabled = $option;
 			} else {
 				$enabled = NULL;
@@ -538,211 +538,211 @@ 
 
 			echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" style="margin-right:10px;line-height:16px;height:16px;display:inline-block;">';
 
-				echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr( $option ) . '" ' . checked( $option, $enabled, false ) . '/>&nbsp;';
+				echo '<input name="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="' . esc_attr($option) . '" ' . checked($option, $enabled, false) . '/>&nbsp;';
 
-				if ( wpinv_string_is_image_url( $key ) ) {
-					echo '<img class="payment-icon" src="' . esc_url( $key ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+				if (wpinv_string_is_image_url($key)) {
+					echo '<img class="payment-icon" src="' . esc_url($key) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
 				} else {
-					$card = strtolower( str_replace( ' ', '', $option ) );
+					$card = strtolower(str_replace(' ', '', $option));
 
-					if ( has_filter( 'wpinv_accepted_payment_' . $card . '_image' ) ) {
-						$image = apply_filters( 'wpinv_accepted_payment_' . $card . '_image', '' );
+					if (has_filter('wpinv_accepted_payment_' . $card . '_image')) {
+						$image = apply_filters('wpinv_accepted_payment_' . $card . '_image', '');
 					} else {
-						$image       = wpinv_locate_template( 'images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false );
+						$image       = wpinv_locate_template('images' . DIRECTORY_SEPARATOR . 'icons' . DIRECTORY_SEPARATOR . $card . '.gif', false);
 						$content_dir = WP_CONTENT_DIR;
 
-						if ( function_exists( 'wp_normalize_path' ) ) {
+						if (function_exists('wp_normalize_path')) {
 							// Replaces backslashes with forward slashes for Windows systems
-							$image = wp_normalize_path( $image );
-							$content_dir = wp_normalize_path( $content_dir );
+							$image = wp_normalize_path($image);
+							$content_dir = wp_normalize_path($content_dir);
 						}
 
-						$image = str_replace( $content_dir, content_url(), $image );
+						$image = str_replace($content_dir, content_url(), $image);
 					}
 
-					echo '<img class="payment-icon" src="' . esc_url( $image ) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
+					echo '<img class="payment-icon" src="' . esc_url($image) . '" style="width:32px;height:24px;position:relative;top:6px;margin-right:5px;"/>';
 				}
 			echo $option . '</label>';
 		}
-		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post( $args['desc'] ) . '</p>';
+		echo '<p class="description" style="margin-top:16px;">' . wp_kses_post($args['desc']) . '</p>';
 	}
 }
 
 /**
  * Displays a radio settings field.
  */
-function wpinv_radio_callback( $args ) {
+function wpinv_radio_callback($args) {
 
-	$std = isset( $args['std'] ) ? $args['std'] : '';
-	$std = wpinv_get_option( $args['id'], $std );
+	$std = isset($args['std']) ? $args['std'] : '';
+	$std = wpinv_get_option($args['id'], $std);
 	?>
 		<fieldset>
-			<ul id="wpinv-settings-<?php echo esc_attr( $args['id'] ); ?>" style="margin-top: 0;">
-				<?php foreach( $args['options'] as $key => $option ) : ?>
+			<ul id="wpinv-settings-<?php echo esc_attr($args['id']); ?>" style="margin-top: 0;">
+				<?php foreach ($args['options'] as $key => $option) : ?>
 					<li>
 						<label>
-							<input name="wpinv_settings[<?php echo esc_attr( $args['id'] ); ?>]" <?php checked( $std, $key ); ?> value="<?php echo esc_attr( $key ); ?>" type="radio">
-							<?php echo wp_kses_post( $option ); ?>
+							<input name="wpinv_settings[<?php echo esc_attr($args['id']); ?>]" <?php checked($std, $key); ?> value="<?php echo esc_attr($key); ?>" type="radio">
+							<?php echo wp_kses_post($option); ?>
 						</label>
 					</li>
 				<?php endforeach; ?>
 			</ul>
 		</fieldset>
 	<?php
-	getpaid_settings_description_callback( $args );
+	getpaid_settings_description_callback($args);
 }
 
 /**
  * Displays a description if available.
  */
-function getpaid_settings_description_callback( $args ) {
+function getpaid_settings_description_callback($args) {
 
-	if ( ! empty( $args['desc'] ) ) {
-		$description = wp_kses_post( $args['desc'] );
+	if (!empty($args['desc'])) {
+		$description = wp_kses_post($args['desc']);
 		echo "<p class='description'>$description</p>";
 	}
 
 }
 
-function wpinv_gateways_callback( $args ) {
+function wpinv_gateways_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	foreach ( $args['options'] as $key => $option ) :
-		$sanitize_key = wpinv_sanitize_key( $key );
+	foreach ($args['options'] as $key => $option) :
+		$sanitize_key = wpinv_sanitize_key($key);
         
-        if ( isset( $wpinv_options['gateways'][ $key ] ) )
+        if (isset($wpinv_options['gateways'][$key]))
 			$enabled = '1';
 		else
 			$enabled = null;
 
-		echo '<input name="wpinv_settings[' . esc_attr( $args['id'] ) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
-		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html( $option['admin_label'] ) . '</label><br/>';
+		echo '<input name="wpinv_settings[' . esc_attr($args['id']) . '][' . $sanitize_key . ']" id="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']" type="checkbox" value="1" ' . checked('1', $enabled, false) . '/>&nbsp;';
+		echo '<label for="wpinv_settings[' . $sanitize_id . '][' . $sanitize_key . ']">' . esc_html($option['admin_label']) . '</label><br/>';
 	endforeach;
 }
 
 function wpinv_gateway_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
-    $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+    $sanitize_id = wpinv_sanitize_key($args['id']);
+    $class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'" >';
+	echo '<select name="wpinv_settings[' . $sanitize_id . ']"" id="wpinv_settings[' . $sanitize_id . ']" class="' . $class . '" >';
 
-	foreach ( $args['options'] as $key => $option ) :
-		if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
-            $selected = selected( $key, $args['selected'], false );
+	foreach ($args['options'] as $key => $option) :
+		if (isset($args['selected']) && $args['selected'] !== null && $args['selected'] !== false) {
+            $selected = selected($key, $args['selected'], false);
         } else {
-            $selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $key, $wpinv_options[$args['id']], false ) : '';
+            $selected = isset($wpinv_options[$args['id']]) ? selected($key, $wpinv_options[$args['id']], false) : '';
         }
-		echo '<option value="' . wpinv_sanitize_key( $key ) . '"' . $selected . '>' . esc_html( $option['admin_label'] ) . '</option>';
+		echo '<option value="' . wpinv_sanitize_key($key) . '"' . $selected . '>' . esc_html($option['admin_label']) . '</option>';
 	endforeach;
 
 	echo '</select>';
-	echo '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	echo '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 }
 
-function wpinv_text_callback( $args ) {
+function wpinv_text_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+	$class = !empty($args['class']) ? sanitize_html_class($args['class']) : '';
 
 	$readonly = $args['readonly'] === true ? ' readonly="readonly"' : '';
-	$size     = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html     = '<input type="text" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"' . $readonly . '/>';
-	$html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$size     = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html     = '<input type="text" class="' . sanitize_html_class($size) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '"' . $readonly . '/>';
+	$html    .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_number_callback( $args ) {
+function wpinv_number_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	if ( isset( $args['faux'] ) && true === $args['faux'] ) {
+	if (isset($args['faux']) && true === $args['faux']) {
 		$args['readonly'] = true;
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 		$name  = '';
 	} else {
-		$name = 'name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"';
+		$name = 'name="wpinv_settings[' . esc_attr($args['id']) . ']"';
 	}
 
-	$max  = isset( $args['max'] ) ? $args['max'] : 999999;
-	$min  = isset( $args['min'] ) ? $args['min'] : 0;
-	$step = isset( $args['step'] ) ? $args['step'] : 1;
-	$class = !empty( $args['class'] ) ? sanitize_html_class( $args['class'] ) : '';
+	$max  = isset($args['max']) ? $args['max'] : 999999;
+	$min  = isset($args['min']) ? $args['min'] : 0;
+	$step = isset($args['step']) ? $args['step'] : 1;
+	$class = !empty($args['class']) ? sanitize_html_class($args['class']) : '';
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="number" step="' . esc_attr( $step ) . '" max="' . esc_attr( $max ) . '" min="' . esc_attr( $min ) . '" class="' . sanitize_html_class( $size ) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="number" step="' . esc_attr($step) . '" max="' . esc_attr($max) . '" min="' . esc_attr($min) . '" class="' . sanitize_html_class($size) . '-text ' . $class . '" id="wpinv_settings[' . $sanitize_id . ']" ' . $name . ' value="' . esc_attr(stripslashes($value)) . '"/>';
+	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_textarea_callback( $args ) {
+function wpinv_textarea_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
     
-    $size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-    $class = ( isset( $args['class'] ) && ! is_null( $args['class'] ) ) ? $args['class'] : 'large-text';
+    $size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+    $class = (isset($args['class']) && !is_null($args['class'])) ? $args['class'] : 'large-text';
 
-	$html = '<textarea class="' . sanitize_html_class( $class ) . ' txtarea-' . sanitize_html_class( $size ) . ' wpi-' . esc_attr( sanitize_html_class( $sanitize_id ) ) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
-	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html = '<textarea class="' . sanitize_html_class($class) . ' txtarea-' . sanitize_html_class($size) . ' wpi-' . esc_attr(sanitize_html_class($sanitize_id)) . ' " cols="' . $args['cols'] . '" rows="' . $args['rows'] . '" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']">' . esc_textarea(stripslashes($value)) . '</textarea>';
+	$html .= '<br /><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_password_callback( $args ) {
+function wpinv_password_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="password" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '"/>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="password" class="' . sanitize_html_class($size) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr($value) . '"/>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
 function wpinv_missing_callback($args) {
 	printf(
-		__( 'The callback function used for the %s setting is missing.', 'invoicing' ),
+		__('The callback function used for the %s setting is missing.', 'invoicing'),
 		'<strong>' . $args['id'] . '</strong>'
 	);
 }
@@ -750,134 +750,134 @@ 
 function wpinv_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
     
-    if ( isset( $args['selected'] ) && $args['selected'] !== null && $args['selected'] !== false ) {
+    if (isset($args['selected']) && $args['selected'] !== null && $args['selected'] !== false) {
         $value = $args['selected'];
     }
 
-	if ( isset( $args['placeholder'] ) ) {
+	if (isset($args['placeholder'])) {
 		$placeholder = $args['placeholder'];
 	} else {
 		$placeholder = '';
 	}
     
-    if( !empty( $args['onchange'] ) ) {
-        $onchange = ' onchange="' . esc_attr( $args['onchange'] ) . '"';
+    if (!empty($args['onchange'])) {
+        $onchange = ' onchange="' . esc_attr($args['onchange']) . '"';
     } else {
         $onchange = '';
     }
 
-    $class = !empty( $args['class'] ) ? ' ' . esc_attr( $args['class'] ) : '';
+    $class = !empty($args['class']) ? ' ' . esc_attr($args['class']) : '';
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="'.$class.'"  name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" data-placeholder="' . esc_html( $placeholder ) . '"' . $onchange . ' />';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" class="' . $class . '"  name="wpinv_settings[' . esc_attr($args['id']) . ']" data-placeholder="' . esc_html($placeholder) . '"' . $onchange . ' />';
 
-	foreach ( $args['options'] as $option => $name ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+	foreach ($args['options'] as $option => $name) {
+		$selected = selected($option, $value, false);
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($name) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_color_select_callback( $args ) {
+function wpinv_color_select_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"/>';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']"/>';
 
-	foreach ( $args['options'] as $option => $color ) {
-		$selected = selected( $option, $value, false );
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $color['label'] ) . '</option>';
+	foreach ($args['options'] as $option => $color) {
+		$selected = selected($option, $value, false);
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($color['label']) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_rich_editor_callback( $args ) {
+function wpinv_rich_editor_callback($args) {
 	global $wpinv_options, $wp_version;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 
-		if( empty( $args['allow_blank'] ) && empty( $value ) ) {
-			$value = isset( $args['std'] ) ? $args['std'] : '';
+		if (empty($args['allow_blank']) && empty($value)) {
+			$value = isset($args['std']) ? $args['std'] : '';
 		}
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$rows = isset( $args['size'] ) ? $args['size'] : 20;
+	$rows = isset($args['size']) ? $args['size'] : 20;
 
 	$html = '<div class="getpaid-settings-editor-input">';
-	if ( $wp_version >= 3.3 && function_exists( 'wp_editor' ) ) {
+	if ($wp_version >= 3.3 && function_exists('wp_editor')) {
 		ob_start();
-		wp_editor( stripslashes( $value ), 'wpinv_settings_' . esc_attr( $args['id'] ), array( 'textarea_name' => 'wpinv_settings[' . esc_attr( $args['id'] ) . ']', 'textarea_rows' => absint( $rows ), 'media_buttons' => false ) );
+		wp_editor(stripslashes($value), 'wpinv_settings_' . esc_attr($args['id']), array('textarea_name' => 'wpinv_settings[' . esc_attr($args['id']) . ']', 'textarea_rows' => absint($rows), 'media_buttons' => false));
 		$html .= ob_get_clean();
 	} else {
-		$html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" class="wpi-' . esc_attr( sanitize_html_class( $args['id'] ) ) . '">' . esc_textarea( stripslashes( $value ) ) . '</textarea>';
+		$html .= '<textarea class="large-text" rows="10" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" class="wpi-' . esc_attr(sanitize_html_class($args['id'])) . '">' . esc_textarea(stripslashes($value)) . '</textarea>';
 	}
 
-	$html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '</div><br/><label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_upload_callback( $args ) {
+function wpinv_upload_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
+	if (isset($wpinv_options[$args['id']])) {
 		$value = $wpinv_options[$args['id']];
 	} else {
 		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$size = ( isset( $args['size'] ) && ! is_null( $args['size'] ) ) ? $args['size'] : 'regular';
-	$html = '<input type="text" class="' . sanitize_html_class( $size ) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( stripslashes( $value ) ) . '"/>';
-	$html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __( 'Upload File', 'invoicing' ) . '"/></span>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post( $args['desc'] ) . '</label>';
+	$size = (isset($args['size']) && !is_null($args['size'])) ? $args['size'] : 'regular';
+	$html = '<input type="text" class="' . sanitize_html_class($size) . '-text" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr(stripslashes($value)) . '"/>';
+	$html .= '<span>&nbsp;<input type="button" class="wpinv_settings_upload_button button-secondary" value="' . __('Upload File', 'invoicing') . '"/></span>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
 
-function wpinv_color_callback( $args ) {
+function wpinv_color_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $wpinv_options[ $args['id'] ] ) ) {
-		$value = $wpinv_options[ $args['id'] ];
+	if (isset($wpinv_options[$args['id']])) {
+		$value = $wpinv_options[$args['id']];
 	} else {
-		$value = isset( $args['std'] ) ? $args['std'] : '';
+		$value = isset($args['std']) ? $args['std'] : '';
 	}
 
-	$default = isset( $args['std'] ) ? $args['std'] : '';
+	$default = isset($args['std']) ? $args['std'] : '';
 
-	$html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']" value="' . esc_attr( $value ) . '" data-default-color="' . esc_attr( $default ) . '" />';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html = '<input type="text" class="wpinv-color-picker" id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']" value="' . esc_attr($value) . '" data-default-color="' . esc_attr($default) . '" />';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
@@ -885,9 +885,9 @@ 
 function wpinv_country_states_callback($args) {
 	global $wpinv_options;
     
-    $sanitize_id = wpinv_sanitize_key( $args['id'] );
+    $sanitize_id = wpinv_sanitize_key($args['id']);
 
-	if ( isset( $args['placeholder'] ) ) {
+	if (isset($args['placeholder'])) {
 		$placeholder = $args['placeholder'];
 	} else {
 		$placeholder = '';
@@ -895,16 +895,16 @@ 
 
 	$states = wpinv_get_country_states();
 
-	$class = empty( $states ) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
-	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr( $args['id'] ) . ']"' . $class . 'data-placeholder="' . esc_html( $placeholder ) . '"/>';
+	$class = empty($states) ? ' class="wpinv-no-states"' : ' class="wpi_select2"';
+	$html = '<select id="wpinv_settings[' . $sanitize_id . ']" name="wpinv_settings[' . esc_attr($args['id']) . ']"' . $class . 'data-placeholder="' . esc_html($placeholder) . '"/>';
 
-	foreach ( $states as $option => $name ) {
-		$selected = isset( $wpinv_options[ $args['id'] ] ) ? selected( $option, $wpinv_options[$args['id']], false ) : '';
-		$html .= '<option value="' . esc_attr( $option ) . '" ' . $selected . '>' . esc_html( $name ) . '</option>';
+	foreach ($states as $option => $name) {
+		$selected = isset($wpinv_options[$args['id']]) ? selected($option, $wpinv_options[$args['id']], false) : '';
+		$html .= '<option value="' . esc_attr($option) . '" ' . $selected . '>' . esc_html($name) . '</option>';
 	}
 
 	$html .= '</select>';
-	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> '  . wp_kses_post( $args['desc'] ) . '</label>';
+	$html .= '<label for="wpinv_settings[' . $sanitize_id . ']"> ' . wp_kses_post($args['desc']) . '</label>';
 
 	echo $html;
 }
@@ -919,7 +919,7 @@ 
 	</tr>
 	<tr class="bsui">
     	<td colspan="2" class="p-0">
-			<?php include plugin_dir_path( __FILE__ ) . 'views/html-tax-rates-edit.php'; ?>
+			<?php include plugin_dir_path(__FILE__) . 'views/html-tax-rates-edit.php'; ?>
 
 	<?php
 
@@ -928,14 +928,14 @@ 
 /**
  * Displays a tax rate' edit row.
  */
-function wpinv_tax_rate_callback( $tax_rate, $key, $echo = true ) {
+function wpinv_tax_rate_callback($tax_rate, $key, $echo = true) {
 	ob_start();
 
-	$key                      = sanitize_key( $key );
-	$tax_rate['reduced_rate'] = empty( $tax_rate['reduced_rate'] ) ? 0 : $tax_rate['reduced_rate'];
-	include plugin_dir_path( __FILE__ ) . 'views/html-tax-rate-edit.php';
+	$key                      = sanitize_key($key);
+	$tax_rate['reduced_rate'] = empty($tax_rate['reduced_rate']) ? 0 : $tax_rate['reduced_rate'];
+	include plugin_dir_path(__FILE__) . 'views/html-tax-rate-edit.php';
 
-	if ( $echo ) {
+	if ($echo) {
 		echo ob_get_clean();
 	} else {
 		return ob_get_clean(); 
@@ -947,77 +947,77 @@ 
     ob_start(); ?>
     </td><tr>
     <td colspan="2" class="wpinv_tools_tdbox">
-    <?php if ( $args['desc'] ) { ?><p><?php echo $args['desc']; ?></p><?php } ?>
-    <?php do_action( 'wpinv_tools_before' ); ?>
+    <?php if ($args['desc']) { ?><p><?php echo $args['desc']; ?></p><?php } ?>
+    <?php do_action('wpinv_tools_before'); ?>
     <table id="wpinv_tools_table" class="wp-list-table widefat fixed posts">
         <thead>
             <tr>
-                <th scope="col" class="wpinv-th-tool"><?php _e( 'Tool', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv-th-desc"><?php _e( 'Description', 'invoicing' ); ?></th>
-                <th scope="col" class="wpinv-th-action"><?php _e( 'Action', 'invoicing' ); ?></th>
+                <th scope="col" class="wpinv-th-tool"><?php _e('Tool', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv-th-desc"><?php _e('Description', 'invoicing'); ?></th>
+                <th scope="col" class="wpinv-th-action"><?php _e('Action', 'invoicing'); ?></th>
             </tr>
         </thead>
-            <?php do_action( 'wpinv_tools_row' ); ?>
+            <?php do_action('wpinv_tools_row'); ?>
         <tbody>
         </tbody>
     </table>
-    <?php do_action( 'wpinv_tools_after' ); ?>
+    <?php do_action('wpinv_tools_after'); ?>
     <?php
     echo ob_get_clean();
 }
 
-function wpinv_descriptive_text_callback( $args ) {
-	echo wp_kses_post( $args['desc'] );
+function wpinv_descriptive_text_callback($args) {
+	echo wp_kses_post($args['desc']);
 }
 
-function wpinv_hook_callback( $args ) {
-	do_action( 'wpinv_' . $args['id'], $args );
+function wpinv_hook_callback($args) {
+	do_action('wpinv_' . $args['id'], $args);
 }
 
 function wpinv_set_settings_cap() {
 	return wpinv_get_capability();
 }
-add_filter( 'option_page_capability_wpinv_settings', 'wpinv_set_settings_cap' );
+add_filter('option_page_capability_wpinv_settings', 'wpinv_set_settings_cap');
 
-function wpinv_settings_sanitize_input( $value, $key ) {
+function wpinv_settings_sanitize_input($value, $key) {
 
-    if ( $key == 'tax_rate' ) {
-        $value = wpinv_sanitize_amount( $value );
+    if ($key == 'tax_rate') {
+        $value = wpinv_sanitize_amount($value);
         $value = $value >= 100 ? 99 : $value;
     }
 
     return $value;
 }
-add_filter( 'wpinv_settings_sanitize', 'wpinv_settings_sanitize_input', 10, 2 );
+add_filter('wpinv_settings_sanitize', 'wpinv_settings_sanitize_input', 10, 2);
 
-function wpinv_on_update_settings( $old_value, $value, $option ) {
-    $old = !empty( $old_value['remove_data_on_unistall'] ) ? 1 : '';
-    $new = !empty( $value['remove_data_on_unistall'] ) ? 1 : '';
+function wpinv_on_update_settings($old_value, $value, $option) {
+    $old = !empty($old_value['remove_data_on_unistall']) ? 1 : '';
+    $new = !empty($value['remove_data_on_unistall']) ? 1 : '';
     
-    if ( $old != $new ) {
-        update_option( 'wpinv_remove_data_on_invoice_unistall', $new );
+    if ($old != $new) {
+        update_option('wpinv_remove_data_on_invoice_unistall', $new);
     }
 }
-add_action( 'update_option_wpinv_settings', 'wpinv_on_update_settings', 10, 3 );
-add_action( 'wpinv_settings_tab_bottom_emails_new_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_cancelled_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_failed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_onhold_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_processing_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_completed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_refunded_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_user_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_user_note', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-add_action( 'wpinv_settings_tab_bottom_emails_overdue', 'wpinv_settings_tab_bottom_emails', 10, 2 );
-
-function wpinv_settings_tab_bottom_emails( $active_tab, $section ) {
+add_action('update_option_wpinv_settings', 'wpinv_on_update_settings', 10, 3);
+add_action('wpinv_settings_tab_bottom_emails_new_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_cancelled_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_failed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_onhold_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_processing_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_completed_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_refunded_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_user_invoice', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_user_note', 'wpinv_settings_tab_bottom_emails', 10, 2);
+add_action('wpinv_settings_tab_bottom_emails_overdue', 'wpinv_settings_tab_bottom_emails', 10, 2);
+
+function wpinv_settings_tab_bottom_emails($active_tab, $section) {
     ?>
     <div class="wpinv-email-wc-row ">
         <div class="wpinv-email-wc-td">
-            <h3 class="wpinv-email-wc-title"><?php echo apply_filters( 'wpinv_settings_email_wildcards_title', __( 'Wildcards For Emails', 'invoicing' ) ); ?></h3>
+            <h3 class="wpinv-email-wc-title"><?php echo apply_filters('wpinv_settings_email_wildcards_title', __('Wildcards For Emails', 'invoicing')); ?></h3>
             <p class="wpinv-email-wc-description">
                 <?php
-                $description = __( 'The following wildcards can be used in email subjects, heading and content:<br>
+                $description = __('The following wildcards can be used in email subjects, heading and content:<br>
                     <strong>{site_title} :</strong> Site Title<br>
                     <strong>{name} :</strong> Customer\'s full name<br>
                     <strong>{first_name} :</strong> Customer\'s first name<br>
@@ -1031,7 +1031,7 @@ 
                     <strong>{invoice_due_date} :</strong> The date the invoice is due<br>
                     <strong>{date} :</strong> Today\'s date.<br>
                     <strong>{is_was} :</strong> If due date of invoice is past, displays "was" otherwise displays "is"<br>
-                    <strong>{invoice_label} :</strong> Invoices/quotes singular name. Ex: Invoice/Quote<br>', 'invoicing' );
+                    <strong>{invoice_label} :</strong> Invoices/quotes singular name. Ex: Invoice/Quote<br>', 'invoicing');
                 echo apply_filters('wpinv_settings_email_wildcards_description', $description, $active_tab, $section);
                 ?>
             </p>

includes/admin/meta-boxes/class-getpaid-meta-box-item-details.php

Spacing +87 added lines, -87 removed lines

@@ -7,7 +7,7 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -21,27 +21,27 @@ 
 	 *
 	 * @param WP_Post $post
 	 */
-    public static function output( $post ) {
+    public static function output($post) {
 
         // Prepare the item.
-        $item = new WPInv_Item( $post );
+        $item = new WPInv_Item($post);
 
         // Nonce field.
-        wp_nonce_field( 'getpaid_meta_nonce', 'getpaid_meta_nonce' );
+        wp_nonce_field('getpaid_meta_nonce', 'getpaid_meta_nonce');
 
         // Set the currency position.
         $position = wpinv_currency_position();
 
-        if ( $position == 'left_space' ) {
+        if ($position == 'left_space') {
             $position = 'left';
         }
 
-        if ( $position == 'right_space' ) {
+        if ($position == 'right_space') {
             $position = 'right';
         }
 
         ?>
-        <input type="hidden" id="_wpi_current_type" value="<?php echo esc_attr( $item->get_type( 'edit' ) ); ?>" />
+        <input type="hidden" id="_wpi_current_type" value="<?php echo esc_attr($item->get_type('edit')); ?>" />
         <style>
             #poststuff .input-group-text,
             #poststuff .form-control {
@@ -55,21 +55,21 @@ 
         </style>
         <div class='bsui' style='max-width: 600px;padding-top: 10px;'>
 
-            <?php do_action( 'wpinv_item_details_metabox_before_price', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_before_price', $item); ?>
             <div class="form-group row">
-                <label class="col-sm-3 col-form-label" for="wpinv_item_price"><span><?php _e( 'Item Price', 'invoicing' )?></span></label>
+                <label class="col-sm-3 col-form-label" for="wpinv_item_price"><span><?php _e('Item Price', 'invoicing')?></span></label>
                 <div class="col-sm-8">
                     <div class="row">
                         <div class="col-sm-4 getpaid-price-input">
                             <div class="input-group input-group-sm">
-                                <?php if( 'left' == $position ) : ?>
+                                <?php if ('left' == $position) : ?>
                                 <div class="input-group-prepend">
                                     <span class="input-group-text" id="wpinv_item_price_symbol"><?php echo wpinv_currency_symbol(); ?></span>
                                 </div>
                                 <?php endif; ?>
-                                <input type="text" name="wpinv_item_price" id="wpinv_item_price" value="<?php echo esc_attr( $item->get_price( 'edit' ) ); ?>" placeholder="<?php echo esc_attr( wpinv_sanitize_amount( 0 ) ); ?>" class="form-control">
+                                <input type="text" name="wpinv_item_price" id="wpinv_item_price" value="<?php echo esc_attr($item->get_price('edit')); ?>" placeholder="<?php echo esc_attr(wpinv_sanitize_amount(0)); ?>" class="form-control">
 
-                                <?php if( 'left' != $position ) : ?>
+                                <?php if ('left' != $position) : ?>
                                 <div class="input-group-append">
                                     <span class="input-group-text" id="wpinv_item_price_symbol"><?php echo wpinv_currency_symbol(); ?></span>
                                 </div>
@@ -83,25 +83,25 @@ 
                                     array(
                                         'id'               => 'wpinv_recurring_interval',
                                         'name'             => 'wpinv_recurring_interval',
-                                        'label'            => __( 'Interval', 'invoicing' ),
-                                        'placeholder'      => __( 'Select Interval', 'invoicing' ),
-                                        'value'            => $item->get_recurring_interval( 'edit' ),
+                                        'label'            => __('Interval', 'invoicing'),
+                                        'placeholder'      => __('Select Interval', 'invoicing'),
+                                        'value'            => $item->get_recurring_interval('edit'),
                                         'select2'          => true,
                                         'data-allow-clear' => 'false',
                                         'options'          => array(
-                                            '1'  => __( 'every', 'invoicing' ),
-                                            '2'  => __( 'every 2nd', 'invoicing' ),
-                                            '3'  => __( 'every 3rd', 'invoicing' ),
-                                            '4'  => __( 'every 4th', 'invoicing' ),
-                                            '5'  => __( 'every 5th', 'invoicing' ),
-                                            '6'  => __( 'every 6th', 'invoicing' ),
-                                            '8'  => __( 'every 8th', 'invoicing' ),
-                                            '9'  => __( 'every 9th', 'invoicing' ),
-                                            '10' => __( 'every 10th', 'invoicing' ),
-                                            '11' => __( 'every 11th', 'invoicing' ),
-                                            '12' => __( 'every 12th', 'invoicing' ),
-                                            '13' => __( 'every 13th', 'invoicing' ),
-                                            '14' => __( 'every 14th', 'invoicing' ),
+                                            '1'  => __('every', 'invoicing'),
+                                            '2'  => __('every 2nd', 'invoicing'),
+                                            '3'  => __('every 3rd', 'invoicing'),
+                                            '4'  => __('every 4th', 'invoicing'),
+                                            '5'  => __('every 5th', 'invoicing'),
+                                            '6'  => __('every 6th', 'invoicing'),
+                                            '8'  => __('every 8th', 'invoicing'),
+                                            '9'  => __('every 9th', 'invoicing'),
+                                            '10' => __('every 10th', 'invoicing'),
+                                            '11' => __('every 11th', 'invoicing'),
+                                            '12' => __('every 12th', 'invoicing'),
+                                            '13' => __('every 13th', 'invoicing'),
+                                            '14' => __('every 14th', 'invoicing'),
                                         )
                                     )
                                 );
@@ -113,16 +113,16 @@ 
                                     array(
                                         'id'               => 'wpinv_recurring_period',
                                         'name'             => 'wpinv_recurring_period',
-                                        'label'            => __( 'Period', 'invoicing' ),
-                                        'placeholder'      => __( 'Select Period', 'invoicing' ),
-                                        'value'            => $item->get_recurring_period( 'edit' ),
+                                        'label'            => __('Period', 'invoicing'),
+                                        'placeholder'      => __('Select Period', 'invoicing'),
+                                        'value'            => $item->get_recurring_period('edit'),
                                         'select2'          => true,
                                         'data-allow-clear' => 'false',
                                         'options'     => array(
-                                            'D'  => __( 'day', 'invoicing' ),
-                                            'W'  => __( 'week', 'invoicing' ),
-                                            'M'  => __( 'month', 'invoicing' ),
-                                            'Y'  => __( 'year', 'invoicing' ),
+                                            'D'  => __('day', 'invoicing'),
+                                            'W'  => __('week', 'invoicing'),
+                                            'M'  => __('month', 'invoicing'),
+                                            'Y'  => __('year', 'invoicing'),
                                         )
                                     )
                                 );
@@ -134,9 +134,9 @@ 
                             <?php
 
                                 // Dynamic pricing.
-                                if( $item->supports_dynamic_pricing() ) {
+                                if ($item->supports_dynamic_pricing()) {
 
-                                    do_action( 'wpinv_item_details_metabox_before_dynamic_pricing_checkbox', $item );
+                                    do_action('wpinv_item_details_metabox_before_dynamic_pricing_checkbox', $item);
 
                                     // NYP toggle.
                                     echo aui()->input(
@@ -144,31 +144,31 @@ 
                                             'id'          => 'wpinv_name_your_price',
                                             'name'        => 'wpinv_name_your_price',
                                             'type'        => 'checkbox',
-                                            'label'       => apply_filters( 'wpinv_name_your_price_toggle_text', __( 'Let customers name their price', 'invoicing' ) ),
+                                            'label'       => apply_filters('wpinv_name_your_price_toggle_text', __('Let customers name their price', 'invoicing')),
                                             'value'       => '1',
                                             'checked'     => $item->user_can_set_their_price(),
                                             'no_wrap'     => true,
                                         )
                                     );
 
-                                    do_action( 'wpinv_item_details_metabox_dynamic_pricing_checkbox', $item );
+                                    do_action('wpinv_item_details_metabox_dynamic_pricing_checkbox', $item);
 
                                 }
 
                                 // Subscriptions.
-                                do_action( 'wpinv_item_details_metabox_before_subscription_checkbox', $item );
+                                do_action('wpinv_item_details_metabox_before_subscription_checkbox', $item);
                                 echo aui()->input(
                                     array(
                                         'id'          => 'wpinv_is_recurring',
                                         'name'        => 'wpinv_is_recurring',
                                         'type'        => 'checkbox',
-                                        'label'       => apply_filters( 'wpinv_is_recurring_toggle_text', __( 'Charge customers a recurring amount for this item', 'invoicing' ) ),
+                                        'label'       => apply_filters('wpinv_is_recurring_toggle_text', __('Charge customers a recurring amount for this item', 'invoicing')),
                                         'value'       => '1',
                                         'checked'     => $item->is_recurring(),
                                         'no_wrap'     => true,
                                     )
                                 );
-                                do_action( 'wpinv_item_details_metabox_subscription_checkbox', $item );
+                                do_action('wpinv_item_details_metabox_subscription_checkbox', $item);
 
                             ?>
                             <div class="wpinv_show_if_recurring">
@@ -178,30 +178,30 @@ 
                     </div>
                 </div>
                 <div class="col-sm-1 pt-2 pl-0">
-                    <span class="wpi-help-tip dashicons dashicons-editor-help wpinv_show_if_recurring" title="<?php esc_attr_e( 'Set the subscription price, billing interval and period.', 'invoicing' ); ?>"></span>
+                    <span class="wpi-help-tip dashicons dashicons-editor-help wpinv_show_if_recurring" title="<?php esc_attr_e('Set the subscription price, billing interval and period.', 'invoicing'); ?>"></span>
                 </div>
             </div>
-            <?php do_action( 'wpinv_item_details_metabox_after_price', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_after_price', $item); ?>
 
-            <?php if( $item->supports_dynamic_pricing() ) : ?>
-                <?php do_action( 'wpinv_item_details_metabox_before_minimum_price', $item ); ?>
+            <?php if ($item->supports_dynamic_pricing()) : ?>
+                <?php do_action('wpinv_item_details_metabox_before_minimum_price', $item); ?>
                 <div class="wpinv_show_if_dynamic wpinv_minimum_price">
 
                     <div class="form-group row">
                         <label for="wpinv_minimum_price" class="col-sm-3 col-form-label">
-                            <?php _e( 'Minimum Price', 'invoicing' );?>
+                            <?php _e('Minimum Price', 'invoicing'); ?>
                         </label>
                         <div class="col-sm-8">
                             <div class="input-group input-group-sm">
-                                <?php if( 'left' == $position ) : ?>
+                                <?php if ('left' == $position) : ?>
                                     <div class="input-group-prepend">
                                         <span class="input-group-text" id="wpinv_item_minimum_price_symbol"><?php echo wpinv_currency_symbol(); ?></span>
                                     </div>
                                 <?php endif; ?>
 
-                                <input type="text" name="wpinv_minimum_price" id="wpinv_minimum_price" value="<?php echo esc_attr( $item->get_minimum_price( 'edit' ) ); ?>" placeholder="<?php echo esc_attr( wpinv_sanitize_amount( 0 ) ); ?>" class="form-control">
+                                <input type="text" name="wpinv_minimum_price" id="wpinv_minimum_price" value="<?php echo esc_attr($item->get_minimum_price('edit')); ?>" placeholder="<?php echo esc_attr(wpinv_sanitize_amount(0)); ?>" class="form-control">
 
-                                <?php if( 'left' != $position ) : ?>
+                                <?php if ('left' != $position) : ?>
                                     <div class="input-group-append">
                                         <span class="input-group-text" id="wpinv_item_minimum_price_symbol"><?php echo wpinv_currency_symbol(); ?></span>
                                     </div>
@@ -210,45 +210,45 @@ 
                         </div>
 
                         <div class="col-sm-1 pt-2 pl-0">
-                            <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e( 'Enter the minimum amount that users are allowed to set', 'invoicing' ); ?>"></span>
+                            <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e('Enter the minimum amount that users are allowed to set', 'invoicing'); ?>"></span>
                         </div>
                     </div>
 
                 </div>
-                <?php do_action( 'wpinv_item_details_metabox_minimum_price', $item ); ?>
+                <?php do_action('wpinv_item_details_metabox_minimum_price', $item); ?>
             <?php endif; ?>
 
-            <?php do_action( 'wpinv_item_details_metabox_before_maximum_renewals', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_before_maximum_renewals', $item); ?>
             <div class="wpinv_show_if_recurring wpinv_maximum_renewals">
 
                 <div class="form-group row">
                     <label for="wpinv_recurring_limit" class="col-sm-3 col-form-label">
-                        <?php _e( 'Maximum Renewals', 'invoicing' );?>
+                        <?php _e('Maximum Renewals', 'invoicing'); ?>
                     </label>
                     <div class="col-sm-8">
-                        <input type="number" value="<?php echo esc_attr( $item->get_recurring_limit( 'edit' ) ); ?>" placeholder="0" name="wpinv_recurring_limit" id="wpinv_recurring_limit" style="width: 100%;" />
+                        <input type="number" value="<?php echo esc_attr($item->get_recurring_limit('edit')); ?>" placeholder="0" name="wpinv_recurring_limit" id="wpinv_recurring_limit" style="width: 100%;" />
                     </div>
                     <div class="col-sm-1 pt-2 pl-0">
-                        <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e( 'Leave empty if you want the subscription to renew until it is cancelled.', 'invoicing' ); ?>"></span>
+                        <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e('Leave empty if you want the subscription to renew until it is cancelled.', 'invoicing'); ?>"></span>
                     </div>
                 </div>
 
             </div>
-            <?php do_action( 'wpinv_item_details_metabox_maximum_renewals', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_maximum_renewals', $item); ?>
 
-            <?php do_action( 'wpinv_item_details_metabox_before_free_trial', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_before_free_trial', $item); ?>
             <div class="wpinv_show_if_recurring wpinv_free_trial">
 
                 <div class="form-group row">
-                    <label class="col-sm-3 col-form-label" for="wpinv_trial_interval"><?php _e( 'Free Trial', 'invoicing' )?></label>
+                    <label class="col-sm-3 col-form-label" for="wpinv_trial_interval"><?php _e('Free Trial', 'invoicing')?></label>
 
                     <div class="col-sm-8">
                         <div class="row">
                             <div class="col-sm-6">
-                                <?php $value = $item->has_free_trial() ? $item->get_trial_interval( 'edit' ) : 0;?>
+                                <?php $value = $item->has_free_trial() ? $item->get_trial_interval('edit') : 0; ?>
 
                                 <div>
-                                    <input type="number" name="wpinv_trial_interval" style="width: 100%;" placeholder="0" id="wpinv_trial_interval" value="<?php echo esc_attr( $value ); ?>" >
+                                    <input type="number" name="wpinv_trial_interval" style="width: 100%;" placeholder="0" id="wpinv_trial_interval" value="<?php echo esc_attr($value); ?>" >
                                 </div>
                             </div>
                             <div class="col-sm-6">
@@ -257,17 +257,17 @@ 
                                         array(
                                             'id'               => 'wpinv_trial_period',
                                             'name'             => 'wpinv_trial_period',
-                                            'label'            => __( 'Trial Period', 'invoicing' ),
-                                            'placeholder'      => __( 'Trial Period', 'invoicing' ),
-                                            'value'            => $item->get_recurring_period( 'edit' ),
+                                            'label'            => __('Trial Period', 'invoicing'),
+                                            'placeholder'      => __('Trial Period', 'invoicing'),
+                                            'value'            => $item->get_recurring_period('edit'),
                                             'select2'          => true,
                                             'data-allow-clear' => 'false',
                                             'no_wrap'          => true,
                                             'options'          => array(
-                                                'D'  => __( 'day(s)', 'invoicing' ),
-                                                'W'  => __( 'week(s)', 'invoicing' ),
-                                                'M'  => __( 'month(s)', 'invoicing' ),
-                                                'Y'  => __( 'year(s)', 'invoicing' ),
+                                                'D'  => __('day(s)', 'invoicing'),
+                                                'W'  => __('week(s)', 'invoicing'),
+                                                'M'  => __('month(s)', 'invoicing'),
+                                                'Y'  => __('year(s)', 'invoicing'),
                                             )
                                         )
                                     );
@@ -278,15 +278,15 @@ 
                     </div>
 
                     <div class="col-sm-1 pt-2 pl-0">
-                        <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e( 'An optional period of time to wait before charging the first recurring payment.', 'invoicing' ); ?>"></span>
+                        <span class="wpi-help-tip dashicons dashicons-editor-help" title="<?php esc_attr_e('An optional period of time to wait before charging the first recurring payment.', 'invoicing'); ?>"></span>
                     </div>
 
                 </div>
 
             </div>
-            <?php do_action( 'wpinv_item_details_metabox__free_trial', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox__free_trial', $item); ?>
 
-            <?php do_action( 'wpinv_item_details_metabox_item_details', $item ); ?>
+            <?php do_action('wpinv_item_details_metabox_item_details', $item); ?>
         </div>
         <?php
 
@@ -297,31 +297,31 @@ 
 	 *
 	 * @param int $post_id
 	 */
-	public static function save( $post_id ) {
+	public static function save($post_id) {
 
         // Prepare the item.
-        $item = new WPInv_Item( $post_id );
+        $item = new WPInv_Item($post_id);
 
         // Load new data.
         $item->set_props(
 			array(
-				'price'                => isset( $_POST['wpinv_item_price'] ) ? (float) $_POST['wpinv_item_price'] : null,
-				'vat_rule'             => isset( $_POST['wpinv_vat_rules'] ) ? wpinv_clean( $_POST['wpinv_vat_rules'] ) : null,
-				'vat_class'            => isset( $_POST['wpinv_vat_class'] ) ? wpinv_clean( $_POST['wpinv_vat_class'] ) : null,
-				'type'                 => isset( $_POST['wpinv_item_type'] ) ? wpinv_clean( $_POST['wpinv_item_type'] ) : null,
-				'is_dynamic_pricing'   => isset( $_POST['wpinv_name_your_price'] ),
-                'minimum_price'        => isset( $_POST['wpinv_minimum_price'] ) ? (float) $_POST['wpinv_minimum_price'] : null,
-				'is_recurring'         => isset( $_POST['wpinv_is_recurring'] ),
-				'recurring_period'     => isset( $_POST['wpinv_recurring_period'] ) ? wpinv_clean( $_POST['wpinv_recurring_period'] ) : null,
-				'recurring_interval'   => isset( $_POST['wpinv_recurring_interval'] ) ? (int) $_POST['wpinv_recurring_interval'] : null,
-				'recurring_limit'      => isset( $_POST['wpinv_recurring_limit'] ) ? (int) $_POST['wpinv_recurring_limit'] : null,
-				'is_free_trial'        => isset( $_POST['wpinv_trial_interval'] ) ? ( 0 != (int) $_POST['wpinv_trial_interval'] ) : null,
-				'trial_period'         => isset( $_POST['wpinv_trial_period'] ) ? wpinv_clean( $_POST['wpinv_trial_period'] ) : null,
-				'trial_interval'       => isset( $_POST['wpinv_trial_interval'] ) ? (int) $_POST['wpinv_trial_interval'] : null,
+				'price'                => isset($_POST['wpinv_item_price']) ? (float) $_POST['wpinv_item_price'] : null,
+				'vat_rule'             => isset($_POST['wpinv_vat_rules']) ? wpinv_clean($_POST['wpinv_vat_rules']) : null,
+				'vat_class'            => isset($_POST['wpinv_vat_class']) ? wpinv_clean($_POST['wpinv_vat_class']) : null,
+				'type'                 => isset($_POST['wpinv_item_type']) ? wpinv_clean($_POST['wpinv_item_type']) : null,
+				'is_dynamic_pricing'   => isset($_POST['wpinv_name_your_price']),
+                'minimum_price'        => isset($_POST['wpinv_minimum_price']) ? (float) $_POST['wpinv_minimum_price'] : null,
+				'is_recurring'         => isset($_POST['wpinv_is_recurring']),
+				'recurring_period'     => isset($_POST['wpinv_recurring_period']) ? wpinv_clean($_POST['wpinv_recurring_period']) : null,
+				'recurring_interval'   => isset($_POST['wpinv_recurring_interval']) ? (int) $_POST['wpinv_recurring_interval'] : null,
+				'recurring_limit'      => isset($_POST['wpinv_recurring_limit']) ? (int) $_POST['wpinv_recurring_limit'] : null,
+				'is_free_trial'        => isset($_POST['wpinv_trial_interval']) ? (0 != (int) $_POST['wpinv_trial_interval']) : null,
+				'trial_period'         => isset($_POST['wpinv_trial_period']) ? wpinv_clean($_POST['wpinv_trial_period']) : null,
+				'trial_interval'       => isset($_POST['wpinv_trial_interval']) ? (int) $_POST['wpinv_trial_interval'] : null,
 			)
         );
 
 		$item->save();
-		do_action( 'getpaid_item_metabox_save', $post_id, $item );
+		do_action('getpaid_item_metabox_save', $post_id, $item);
 	}
 }

includes/admin/meta-boxes/class-getpaid-meta-box-item-vat.php

Spacing +19 added lines, -19 removed lines

@@ -7,7 +7,7 @@ 
  *
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if (!defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
@@ -21,26 +21,26 @@ 
 	 *
 	 * @param WP_Post $post
 	 */
-    public static function output( $post ) {
+    public static function output($post) {
 
         // Prepare the item.
-        $item = new WPInv_Item( $post );
+        $item = new WPInv_Item($post);
 
         echo "<div class='bsui' style='max-width: 600px;padding-top: 10px;'>";
 
-        do_action( 'wpinv_item_before_vat_metabox', $item );
+        do_action('wpinv_item_before_vat_metabox', $item);
 
         // Output the vat rules settings.
-        do_action( 'wpinv_item_vat_metabox_before_vat_rules', $item );
-        self::output_vat_rules( $item );
-        do_action( 'wpinv_item_vat_metabox_vat_rules', $item );
+        do_action('wpinv_item_vat_metabox_before_vat_rules', $item);
+        self::output_vat_rules($item);
+        do_action('wpinv_item_vat_metabox_vat_rules', $item);
 
         // Output vat class settings.
-        do_action( 'wpinv_item_vat_metabox_before_vat_rules', $item );
-        self::output_vat_classes( $item );
-        do_action( 'wpinv_item_vat_metabox_vat_class', $item );
+        do_action('wpinv_item_vat_metabox_before_vat_rules', $item);
+        self::output_vat_classes($item);
+        do_action('wpinv_item_vat_metabox_vat_class', $item);
 
-        do_action( 'wpinv_item_vat_metabox', $item );
+        do_action('wpinv_item_vat_metabox', $item);
 
         echo '</div>';
     }
@@ -50,14 +50,14 @@ 
 	 *
 	 * @param WPInv_Item $item
 	 */
-    public static function output_vat_rules( $item ) {
+    public static function output_vat_rules($item) {
         ?>
 
             <div class="wpinv_vat_rules">
 
                 <div class="form-group row">
                     <label for="wpinv_vat_rules" class="col-sm-3 col-form-label">
-                        <?php _e( 'Tax Rule', 'invoicing' );?>
+                        <?php _e('Tax Rule', 'invoicing'); ?>
                     </label>
                     <div class="col-sm-8">
                         <?php
@@ -65,8 +65,8 @@ 
                                 array(
                                     'id'               => 'wpinv_vat_rules',
                                     'name'             => 'wpinv_vat_rules',
-                                    'placeholder'      => __( 'Select tax rule', 'invoicing' ),
-                                    'value'            => $item->get_vat_rule( 'edit' ),
+                                    'placeholder'      => __('Select tax rule', 'invoicing'),
+                                    'value'            => $item->get_vat_rule('edit'),
                                     'select2'          => true,
                                     'data-allow-clear' => 'false',
                                     'no_wrap'          => true,
@@ -88,14 +88,14 @@ 
 	 *
 	 * @param WPInv_Item $item
 	 */
-    public static function output_vat_classes( $item ) {
+    public static function output_vat_classes($item) {
         ?>
 
             <div class="wpinv_vat_classes">
 
                 <div class="form-group row">
                     <label for="wpinv_vat_class" class="col-sm-3 col-form-label">
-                        <?php _e( 'Tax Class', 'invoicing' );?>
+                        <?php _e('Tax Class', 'invoicing'); ?>
                     </label>
                     <div class="col-sm-8">
                         <?php
@@ -103,8 +103,8 @@ 
                                 array(
                                     'id'               => 'wpinv_vat_class',
                                     'name'             => 'wpinv_vat_class',
-                                    'placeholder'      => __( 'Select tax class', 'invoicing' ),
-                                    'value'            => $item->get_vat_class( 'edit' ),
+                                    'placeholder'      => __('Select tax class', 'invoicing'),
+                                    'value'            => $item->get_vat_class('edit'),
                                     'select2'          => true,
                                     'data-allow-clear' => 'false',
                                     'no_wrap'          => true,

includes/admin/class-getpaid-metaboxes.php

Indentation +231 added lines, -231 removed lines

@@ -12,267 +12,267 @@
  */
 class GetPaid_Metaboxes {
 
-	/**
-	 * Only save metaboxes once.
-	 *
-	 * @var boolean
-	 */
-	private static $saved_meta_boxes = false;
-
     /**
-	 * Hook in methods.
-	 */
-	public static function init() {
-
-		// Register metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2 );
-
-		// Remove metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30 );
-
-		// Rename metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45 );
-
-		// Save metaboxes.
-		add_action( 'save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2 );
-	}
+     * Only save metaboxes once.
+     *
+     * @var boolean
+     */
+    private static $saved_meta_boxes = false;
 
-	/**
-	 * Register core metaboxes.
-	 */
-	public static function add_meta_boxes( $post_type, $post ) {
-
-		// For invoices...
-		self::add_invoice_meta_boxes( $post_type, $post );
+    /**
+     * Hook in methods.
+     */
+    public static function init() {
 
-		// For payment forms.
-		self::add_payment_form_meta_boxes( $post_type );
+        // Register metaboxes.
+        add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2 );
 
-		// For invoice items.
-		self::add_item_meta_boxes( $post_type );
+        // Remove metaboxes.
+        add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30 );
 
-		// For invoice discounts.
-		if ( $post_type == 'wpi_discount' ) {
-			add_meta_box( 'wpinv_discount_details', __( 'Discount Details', 'invoicing' ), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high' );
-		}
+        // Rename metaboxes.
+        add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45 );
 
-	}
+        // Save metaboxes.
+        add_action( 'save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2 );
+    }
 
-	/**
-	 * Register core metaboxes.
-	 */
-	protected static function add_payment_form_meta_boxes( $post_type ) {
+    /**
+     * Register core metaboxes.
+     */
+    public static function add_meta_boxes( $post_type, $post ) {
 
-		// For payment forms.
-		if ( $post_type == 'wpi_payment_form' ) {
+        // For invoices...
+        self::add_invoice_meta_boxes( $post_type, $post );
 
-			// Design payment form.
-			add_meta_box( 'wpinv-payment-form-design', __( 'Payment Form', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal' );
+        // For payment forms.
+        self::add_payment_form_meta_boxes( $post_type );
 
-			// Payment form information.
-			add_meta_box( 'wpinv-payment-form-info', __( 'Details', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side' );
+        // For invoice items.
+        self::add_item_meta_boxes( $post_type );
 
-		}
+        // For invoice discounts.
+        if ( $post_type == 'wpi_discount' ) {
+            add_meta_box( 'wpinv_discount_details', __( 'Discount Details', 'invoicing' ), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high' );
+        }
 
-	}
+    }
 
-	/**
-	 * Register core metaboxes.
-	 */
-	protected static function add_item_meta_boxes( $post_type ) {
+    /**
+     * Register core metaboxes.
+     */
+    protected static function add_payment_form_meta_boxes( $post_type ) {
 
-		if ( $post_type == 'wpi_item' ) {
+        // For payment forms.
+        if ( $post_type == 'wpi_payment_form' ) {
 
-			// Item details.
-			add_meta_box( 'wpinv_item_details', __( 'Item Details', 'invoicing' ), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high' );
+            // Design payment form.
+            add_meta_box( 'wpinv-payment-form-design', __( 'Payment Form', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal' );
 
-			// If taxes are enabled, register the tax metabox.
-			if ( wpinv_use_taxes() ) {
-				add_meta_box( 'wpinv_item_vat', __( 'Tax', 'invoicing' ), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high' );
-			}
+            // Payment form information.
+            add_meta_box( 'wpinv-payment-form-info', __( 'Details', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side' );
 
-			// Item info.
-			add_meta_box( 'wpinv_field_item_info', __( 'Item info', 'invoicing' ), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core' );
+        }
 
-		}
+    }
 
-	}
+    /**
+     * Register core metaboxes.
+     */
+    protected static function add_item_meta_boxes( $post_type ) {
 
-	/**
-	 * Register invoice metaboxes.
-	 */
-	protected static function add_invoice_meta_boxes( $post_type, $post ) {
+        if ( $post_type == 'wpi_item' ) {
 
-		// For invoices...
-		if ( getpaid_is_invoice_post_type( $post_type ) ) {
-			$invoice = new WPInv_Invoice( $post );
+            // Item details.
+            add_meta_box( 'wpinv_item_details', __( 'Item Details', 'invoicing' ), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high' );
 
-			// Resend invoice.
-			if ( ! $invoice->is_draft() && ! $invoice->is_paid() ) {
+            // If taxes are enabled, register the tax metabox.
+            if ( wpinv_use_taxes() ) {
+                add_meta_box( 'wpinv_item_vat', __( 'Tax', 'invoicing' ), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high' );
+            }
 
-				add_meta_box(
-					'wpinv-mb-resend-invoice',
-					sprintf(
-						__( 'Resend %s', 'invoicing' ),
-						ucfirst( $invoice->get_invoice_quote_type() )
-					),
-					'GetPaid_Meta_Box_Resend_Invoice::output',
-					$post_type,
-					'side',
-					'low'
-				);
+            // Item info.
+            add_meta_box( 'wpinv_field_item_info', __( 'Item info', 'invoicing' ), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core' );
 
-			}
+        }
 
-			// Subscriptions.
-			$subscription = getpaid_get_invoice_subscription( $invoice );
-			if ( ! empty( $subscription ) ) {
-				add_meta_box( 'wpinv-mb-subscriptions', __( 'Subscription Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output', $post_type, 'advanced' );
-				add_meta_box( 'wpinv-mb-subscription-invoices', __( 'Related Payments', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', $post_type, 'advanced' );
-			}
-
-			// Invoice details.
-			add_meta_box(
-				'wpinv-details',
-				sprintf(
-					__( '%s Details', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
-				),
-				'GetPaid_Meta_Box_Invoice_Details::output',
-				$post_type,
-				'side'
-			);
-
-			// Payment details.
-			if ( ! $invoice->is_draft() ) {
-				add_meta_box( 'wpinv-payment-meta', __( 'Payment Meta', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', $post_type, 'side', 'default' );
-			}
+    }
 
-			// Billing details.
-			add_meta_box( 'wpinv-address', __( 'Billing Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Address::output', $post_type, 'normal', 'high' );
+    /**
+     * Register invoice metaboxes.
+     */
+    protected static function add_invoice_meta_boxes( $post_type, $post ) {
+
+        // For invoices...
+        if ( getpaid_is_invoice_post_type( $post_type ) ) {
+            $invoice = new WPInv_Invoice( $post );
+
+            // Resend invoice.
+            if ( ! $invoice->is_draft() && ! $invoice->is_paid() ) {
+
+                add_meta_box(
+                    'wpinv-mb-resend-invoice',
+                    sprintf(
+                        __( 'Resend %s', 'invoicing' ),
+                        ucfirst( $invoice->get_invoice_quote_type() )
+                    ),
+                    'GetPaid_Meta_Box_Resend_Invoice::output',
+                    $post_type,
+                    'side',
+                    'low'
+                );
+
+            }
+
+            // Subscriptions.
+            $subscription = getpaid_get_invoice_subscription( $invoice );
+            if ( ! empty( $subscription ) ) {
+                add_meta_box( 'wpinv-mb-subscriptions', __( 'Subscription Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output', $post_type, 'advanced' );
+                add_meta_box( 'wpinv-mb-subscription-invoices', __( 'Related Payments', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', $post_type, 'advanced' );
+            }
+
+            // Invoice details.
+            add_meta_box(
+                'wpinv-details',
+                sprintf(
+                    __( '%s Details', 'invoicing' ),
+                    ucfirst( $invoice->get_invoice_quote_type() )
+                ),
+                'GetPaid_Meta_Box_Invoice_Details::output',
+                $post_type,
+                'side'
+            );
+
+            // Payment details.
+            if ( ! $invoice->is_draft() ) {
+                add_meta_box( 'wpinv-payment-meta', __( 'Payment Meta', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', $post_type, 'side', 'default' );
+            }
+
+            // Billing details.
+            add_meta_box( 'wpinv-address', __( 'Billing Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Address::output', $post_type, 'normal', 'high' );
 			
-			// Invoice items.
-			add_meta_box(
-				'wpinv-items',
-				sprintf(
-					__( '%s Items', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
-				),
-				'GetPaid_Meta_Box_Invoice_Items::output',
-				$post_type,
-				'normal',
-				'high'
-			);
+            // Invoice items.
+            add_meta_box(
+                'wpinv-items',
+                sprintf(
+                    __( '%s Items', 'invoicing' ),
+                    ucfirst( $invoice->get_invoice_quote_type() )
+                ),
+                'GetPaid_Meta_Box_Invoice_Items::output',
+                $post_type,
+                'normal',
+                'high'
+            );
 			
-			// Invoice notes.
-			add_meta_box(
-				'wpinv-notes',
-				sprintf(
-					__( '%s Notes', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
-				),
-				'WPInv_Meta_Box_Notes::output',
-				$post_type,
-				'side',
-				'low'
-			);
-
-			// Shipping Address.
-			if ( get_post_meta( $invoice->get_id(), 'shipping_address', true ) ) {
-				add_meta_box( 'wpinv-invoice-shipping-details', __( 'Shipping Address', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Shipping_Address::output', $post_type, 'side', 'high' );
-			}
-
-			// Payment form information.
-			if ( get_post_meta( $invoice->get_id(), 'payment_form_data', true ) ) {
-				add_meta_box( 'wpinv-invoice-payment-form-details', __( 'Payment Form Details', 'invoicing' ), 'WPInv_Meta_Box_Payment_Form::output_details', $post_type, 'side', 'high' );
-			}
-
-		}
-
-	}
-
-	/**
-	 * Remove some metaboxes.
-	 */
-	public static function remove_meta_boxes() {
-		remove_meta_box( 'wpseo_meta', 'wpi_invoice', 'normal' );
-	}
-
-	/**
-	 * Rename other metaboxes.
-	 */
-	public static function rename_meta_boxes() {
+            // Invoice notes.
+            add_meta_box(
+                'wpinv-notes',
+                sprintf(
+                    __( '%s Notes', 'invoicing' ),
+                    ucfirst( $invoice->get_invoice_quote_type() )
+                ),
+                'WPInv_Meta_Box_Notes::output',
+                $post_type,
+                'side',
+                'low'
+            );
+
+            // Shipping Address.
+            if ( get_post_meta( $invoice->get_id(), 'shipping_address', true ) ) {
+                add_meta_box( 'wpinv-invoice-shipping-details', __( 'Shipping Address', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Shipping_Address::output', $post_type, 'side', 'high' );
+            }
+
+            // Payment form information.
+            if ( get_post_meta( $invoice->get_id(), 'payment_form_data', true ) ) {
+                add_meta_box( 'wpinv-invoice-payment-form-details', __( 'Payment Form Details', 'invoicing' ), 'WPInv_Meta_Box_Payment_Form::output_details', $post_type, 'side', 'high' );
+            }
+
+        }
+
+    }
+
+    /**
+     * Remove some metaboxes.
+     */
+    public static function remove_meta_boxes() {
+        remove_meta_box( 'wpseo_meta', 'wpi_invoice', 'normal' );
+    }
+
+    /**
+     * Rename other metaboxes.
+     */
+    public static function rename_meta_boxes() {
 		
-	}
-
-	/**
-	 * Check if we're saving, then trigger an action based on the post type.
-	 *
-	 * @param  int    $post_id Post ID.
-	 * @param  object $post Post object.
-	 */
-	public static function save_meta_boxes( $post_id, $post ) {
-		$post_id = absint( $post_id );
-		$data    = wp_unslash( $_POST );
-
-		// Do not save for ajax requests.
-		if ( ( defined( 'DOING_AJAX') && DOING_AJAX ) || isset( $_REQUEST['bulk_edit'] ) ) {
-			return;
-		}
-
-		// $post_id and $post are required
-		if ( empty( $post_id ) || empty( $post ) || self::$saved_meta_boxes ) {
-			return;
-		}
-
-		// Dont' save meta boxes for revisions or autosaves.
-		if ( ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) || is_int( wp_is_post_revision( $post ) ) || is_int( wp_is_post_autosave( $post ) ) ) {
-			return;
-		}
-
-		// Check the nonce.
-		if ( empty( $data['getpaid_meta_nonce'] ) || ! wp_verify_nonce( $data['getpaid_meta_nonce'], 'getpaid_meta_nonce' ) ) {
-			return;
-		}
-
-		// Check the post being saved == the $post_id to prevent triggering this call for other save_post events.
-		if ( empty( $data['post_ID'] ) || absint( $data['post_ID'] ) !== $post_id ) {
-			return;
-		}
-
-		// Check user has permission to edit.
-		if ( ! current_user_can( 'edit_post', $post_id ) ) {
-			return;
-		}
-
-		if ( getpaid_is_invoice_post_type( $post->post_type ) ) {
-
-			// We need this save event to run once to avoid potential endless loops.
-			self::$saved_meta_boxes = true;
-
-			return GetPaid_Meta_Box_Invoice_Address::save( $post_id );
-
-		}
-
-		// Ensure this is our post type.
-		$post_types_map = array(
-			'wpi_item'         => 'GetPaid_Meta_Box_Item_Details',
-			'wpi_payment_form' => 'GetPaid_Meta_Box_Payment_Form',
-			'wpi_discount'     => 'GetPaid_Meta_Box_Discount_Details',
-		);
-
-		// Is this our post type?
-		if ( ! isset( $post_types_map[ $post->post_type ] ) ) {
-			return;
-		}
-
-		// We need this save event to run once to avoid potential endless loops.
-		self::$saved_meta_boxes = true;
+    }
+
+    /**
+     * Check if we're saving, then trigger an action based on the post type.
+     *
+     * @param  int    $post_id Post ID.
+     * @param  object $post Post object.
+     */
+    public static function save_meta_boxes( $post_id, $post ) {
+        $post_id = absint( $post_id );
+        $data    = wp_unslash( $_POST );
+
+        // Do not save for ajax requests.
+        if ( ( defined( 'DOING_AJAX') && DOING_AJAX ) || isset( $_REQUEST['bulk_edit'] ) ) {
+            return;
+        }
+
+        // $post_id and $post are required
+        if ( empty( $post_id ) || empty( $post ) || self::$saved_meta_boxes ) {
+            return;
+        }
+
+        // Dont' save meta boxes for revisions or autosaves.
+        if ( ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) || is_int( wp_is_post_revision( $post ) ) || is_int( wp_is_post_autosave( $post ) ) ) {
+            return;
+        }
+
+        // Check the nonce.
+        if ( empty( $data['getpaid_meta_nonce'] ) || ! wp_verify_nonce( $data['getpaid_meta_nonce'], 'getpaid_meta_nonce' ) ) {
+            return;
+        }
+
+        // Check the post being saved == the $post_id to prevent triggering this call for other save_post events.
+        if ( empty( $data['post_ID'] ) || absint( $data['post_ID'] ) !== $post_id ) {
+            return;
+        }
+
+        // Check user has permission to edit.
+        if ( ! current_user_can( 'edit_post', $post_id ) ) {
+            return;
+        }
+
+        if ( getpaid_is_invoice_post_type( $post->post_type ) ) {
+
+            // We need this save event to run once to avoid potential endless loops.
+            self::$saved_meta_boxes = true;
+
+            return GetPaid_Meta_Box_Invoice_Address::save( $post_id );
+
+        }
+
+        // Ensure this is our post type.
+        $post_types_map = array(
+            'wpi_item'         => 'GetPaid_Meta_Box_Item_Details',
+            'wpi_payment_form' => 'GetPaid_Meta_Box_Payment_Form',
+            'wpi_discount'     => 'GetPaid_Meta_Box_Discount_Details',
+        );
+
+        // Is this our post type?
+        if ( ! isset( $post_types_map[ $post->post_type ] ) ) {
+            return;
+        }
+
+        // We need this save event to run once to avoid potential endless loops.
+        self::$saved_meta_boxes = true;
 		
-		// Save the post.
-		$class = $post_types_map[ $post->post_type ];
-		$class::save( $post_id, $_POST, $post );
+        // Save the post.
+        $class = $post_types_map[ $post->post_type ];
+        $class::save( $post_id, $_POST, $post );
 
-	}
+    }
 
 }

Spacing +59 added lines, -59 removed lines

@@ -4,7 +4,7 @@ 
  *
  */
 
-defined( 'ABSPATH' ) || exit;
+defined('ABSPATH') || exit;
 
 /**
  * Metaboxes Admin Class
@@ -25,35 +25,35 @@ 
 	public static function init() {
 
 		// Register metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::add_meta_boxes', 5, 2);
 
 		// Remove metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::remove_meta_boxes', 30);
 
 		// Rename metaboxes.
-		add_action( 'add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45 );
+		add_action('add_meta_boxes', 'GetPaid_Metaboxes::rename_meta_boxes', 45);
 
 		// Save metaboxes.
-		add_action( 'save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2 );
+		add_action('save_post', 'GetPaid_Metaboxes::save_meta_boxes', 1, 2);
 	}
 
 	/**
 	 * Register core metaboxes.
 	 */
-	public static function add_meta_boxes( $post_type, $post ) {
+	public static function add_meta_boxes($post_type, $post) {
 
 		// For invoices...
-		self::add_invoice_meta_boxes( $post_type, $post );
+		self::add_invoice_meta_boxes($post_type, $post);
 
 		// For payment forms.
-		self::add_payment_form_meta_boxes( $post_type );
+		self::add_payment_form_meta_boxes($post_type);
 
 		// For invoice items.
-		self::add_item_meta_boxes( $post_type );
+		self::add_item_meta_boxes($post_type);
 
 		// For invoice discounts.
-		if ( $post_type == 'wpi_discount' ) {
-			add_meta_box( 'wpinv_discount_details', __( 'Discount Details', 'invoicing' ), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high' );
+		if ($post_type == 'wpi_discount') {
+			add_meta_box('wpinv_discount_details', __('Discount Details', 'invoicing'), 'GetPaid_Meta_Box_Discount_Details::output', 'wpi_discount', 'normal', 'high');
 		}
 
 	}
@@ -61,16 +61,16 @@ 
 	/**
 	 * Register core metaboxes.
 	 */
-	protected static function add_payment_form_meta_boxes( $post_type ) {
+	protected static function add_payment_form_meta_boxes($post_type) {
 
 		// For payment forms.
-		if ( $post_type == 'wpi_payment_form' ) {
+		if ($post_type == 'wpi_payment_form') {
 
 			// Design payment form.
-			add_meta_box( 'wpinv-payment-form-design', __( 'Payment Form', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal' );
+			add_meta_box('wpinv-payment-form-design', __('Payment Form', 'invoicing'), 'GetPaid_Meta_Box_Payment_Form::output', 'wpi_payment_form', 'normal');
 
 			// Payment form information.
-			add_meta_box( 'wpinv-payment-form-info', __( 'Details', 'invoicing' ), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side' );
+			add_meta_box('wpinv-payment-form-info', __('Details', 'invoicing'), 'GetPaid_Meta_Box_Payment_Form_Info::output', 'wpi_payment_form', 'side');
 
 		}
 
@@ -79,20 +79,20 @@ 
 	/**
 	 * Register core metaboxes.
 	 */
-	protected static function add_item_meta_boxes( $post_type ) {
+	protected static function add_item_meta_boxes($post_type) {
 
-		if ( $post_type == 'wpi_item' ) {
+		if ($post_type == 'wpi_item') {
 
 			// Item details.
-			add_meta_box( 'wpinv_item_details', __( 'Item Details', 'invoicing' ), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high' );
+			add_meta_box('wpinv_item_details', __('Item Details', 'invoicing'), 'GetPaid_Meta_Box_Item_Details::output', 'wpi_item', 'normal', 'high');
 
 			// If taxes are enabled, register the tax metabox.
-			if ( wpinv_use_taxes() ) {
-				add_meta_box( 'wpinv_item_vat', __( 'Tax', 'invoicing' ), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high' );
+			if (wpinv_use_taxes()) {
+				add_meta_box('wpinv_item_vat', __('Tax', 'invoicing'), 'GetPaid_Meta_Box_Item_VAT::output', 'wpi_item', 'normal', 'high');
 			}
 
 			// Item info.
-			add_meta_box( 'wpinv_field_item_info', __( 'Item info', 'invoicing' ), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core' );
+			add_meta_box('wpinv_field_item_info', __('Item info', 'invoicing'), 'GetPaid_Meta_Box_Item_Info::output', 'wpi_item', 'side', 'core');
 
 		}
 
@@ -101,20 +101,20 @@ 
 	/**
 	 * Register invoice metaboxes.
 	 */
-	protected static function add_invoice_meta_boxes( $post_type, $post ) {
+	protected static function add_invoice_meta_boxes($post_type, $post) {
 
 		// For invoices...
-		if ( getpaid_is_invoice_post_type( $post_type ) ) {
-			$invoice = new WPInv_Invoice( $post );
+		if (getpaid_is_invoice_post_type($post_type)) {
+			$invoice = new WPInv_Invoice($post);
 
 			// Resend invoice.
-			if ( ! $invoice->is_draft() && ! $invoice->is_paid() ) {
+			if (!$invoice->is_draft() && !$invoice->is_paid()) {
 
 				add_meta_box(
 					'wpinv-mb-resend-invoice',
 					sprintf(
-						__( 'Resend %s', 'invoicing' ),
-						ucfirst( $invoice->get_invoice_quote_type() )
+						__('Resend %s', 'invoicing'),
+						ucfirst($invoice->get_invoice_quote_type())
 					),
 					'GetPaid_Meta_Box_Resend_Invoice::output',
 					$post_type,
@@ -125,18 +125,18 @@ 
 			}
 
 			// Subscriptions.
-			$subscription = getpaid_get_invoice_subscription( $invoice );
-			if ( ! empty( $subscription ) ) {
-				add_meta_box( 'wpinv-mb-subscriptions', __( 'Subscription Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output', $post_type, 'advanced' );
-				add_meta_box( 'wpinv-mb-subscription-invoices', __( 'Related Payments', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', $post_type, 'advanced' );
+			$subscription = getpaid_get_invoice_subscription($invoice);
+			if (!empty($subscription)) {
+				add_meta_box('wpinv-mb-subscriptions', __('Subscription Details', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Subscription::output', $post_type, 'advanced');
+				add_meta_box('wpinv-mb-subscription-invoices', __('Related Payments', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Subscription::output_invoices', $post_type, 'advanced');
 			}
 
 			// Invoice details.
 			add_meta_box(
 				'wpinv-details',
 				sprintf(
-					__( '%s Details', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
+					__('%s Details', 'invoicing'),
+					ucfirst($invoice->get_invoice_quote_type())
 				),
 				'GetPaid_Meta_Box_Invoice_Details::output',
 				$post_type,
@@ -144,19 +144,19 @@ 
 			);
 
 			// Payment details.
-			if ( ! $invoice->is_draft() ) {
-				add_meta_box( 'wpinv-payment-meta', __( 'Payment Meta', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', $post_type, 'side', 'default' );
+			if (!$invoice->is_draft()) {
+				add_meta_box('wpinv-payment-meta', __('Payment Meta', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Payment_Meta::output', $post_type, 'side', 'default');
 			}
 
 			// Billing details.
-			add_meta_box( 'wpinv-address', __( 'Billing Details', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Address::output', $post_type, 'normal', 'high' );
+			add_meta_box('wpinv-address', __('Billing Details', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Address::output', $post_type, 'normal', 'high');
 			
 			// Invoice items.
 			add_meta_box(
 				'wpinv-items',
 				sprintf(
-					__( '%s Items', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
+					__('%s Items', 'invoicing'),
+					ucfirst($invoice->get_invoice_quote_type())
 				),
 				'GetPaid_Meta_Box_Invoice_Items::output',
 				$post_type,
@@ -168,8 +168,8 @@ 
 			add_meta_box(
 				'wpinv-notes',
 				sprintf(
-					__( '%s Notes', 'invoicing' ),
-					ucfirst( $invoice->get_invoice_quote_type() )
+					__('%s Notes', 'invoicing'),
+					ucfirst($invoice->get_invoice_quote_type())
 				),
 				'WPInv_Meta_Box_Notes::output',
 				$post_type,
@@ -178,13 +178,13 @@ 
 			);
 
 			// Shipping Address.
-			if ( get_post_meta( $invoice->get_id(), 'shipping_address', true ) ) {
-				add_meta_box( 'wpinv-invoice-shipping-details', __( 'Shipping Address', 'invoicing' ), 'GetPaid_Meta_Box_Invoice_Shipping_Address::output', $post_type, 'side', 'high' );
+			if (get_post_meta($invoice->get_id(), 'shipping_address', true)) {
+				add_meta_box('wpinv-invoice-shipping-details', __('Shipping Address', 'invoicing'), 'GetPaid_Meta_Box_Invoice_Shipping_Address::output', $post_type, 'side', 'high');
 			}
 
 			// Payment form information.
-			if ( get_post_meta( $invoice->get_id(), 'payment_form_data', true ) ) {
-				add_meta_box( 'wpinv-invoice-payment-form-details', __( 'Payment Form Details', 'invoicing' ), 'WPInv_Meta_Box_Payment_Form::output_details', $post_type, 'side', 'high' );
+			if (get_post_meta($invoice->get_id(), 'payment_form_data', true)) {
+				add_meta_box('wpinv-invoice-payment-form-details', __('Payment Form Details', 'invoicing'), 'WPInv_Meta_Box_Payment_Form::output_details', $post_type, 'side', 'high');
 			}
 
 		}
@@ -195,7 +195,7 @@ 
 	 * Remove some metaboxes.
 	 */
 	public static function remove_meta_boxes() {
-		remove_meta_box( 'wpseo_meta', 'wpi_invoice', 'normal' );
+		remove_meta_box('wpseo_meta', 'wpi_invoice', 'normal');
 	}
 
 	/**
@@ -211,46 +211,46 @@ 
 	 * @param  int    $post_id Post ID.
 	 * @param  object $post Post object.
 	 */
-	public static function save_meta_boxes( $post_id, $post ) {
-		$post_id = absint( $post_id );
-		$data    = wp_unslash( $_POST );
+	public static function save_meta_boxes($post_id, $post) {
+		$post_id = absint($post_id);
+		$data    = wp_unslash($_POST);
 
 		// Do not save for ajax requests.
-		if ( ( defined( 'DOING_AJAX') && DOING_AJAX ) || isset( $_REQUEST['bulk_edit'] ) ) {
+		if ((defined('DOING_AJAX') && DOING_AJAX) || isset($_REQUEST['bulk_edit'])) {
 			return;
 		}
 
 		// $post_id and $post are required
-		if ( empty( $post_id ) || empty( $post ) || self::$saved_meta_boxes ) {
+		if (empty($post_id) || empty($post) || self::$saved_meta_boxes) {
 			return;
 		}
 
 		// Dont' save meta boxes for revisions or autosaves.
-		if ( ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) || is_int( wp_is_post_revision( $post ) ) || is_int( wp_is_post_autosave( $post ) ) ) {
+		if ((defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) || is_int(wp_is_post_revision($post)) || is_int(wp_is_post_autosave($post))) {
 			return;
 		}
 
 		// Check the nonce.
-		if ( empty( $data['getpaid_meta_nonce'] ) || ! wp_verify_nonce( $data['getpaid_meta_nonce'], 'getpaid_meta_nonce' ) ) {
+		if (empty($data['getpaid_meta_nonce']) || !wp_verify_nonce($data['getpaid_meta_nonce'], 'getpaid_meta_nonce')) {
 			return;
 		}
 
 		// Check the post being saved == the $post_id to prevent triggering this call for other save_post events.
-		if ( empty( $data['post_ID'] ) || absint( $data['post_ID'] ) !== $post_id ) {
+		if (empty($data['post_ID']) || absint($data['post_ID']) !== $post_id) {
 			return;
 		}
 
 		// Check user has permission to edit.
-		if ( ! current_user_can( 'edit_post', $post_id ) ) {
+		if (!current_user_can('edit_post', $post_id)) {
 			return;
 		}
 
-		if ( getpaid_is_invoice_post_type( $post->post_type ) ) {
+		if (getpaid_is_invoice_post_type($post->post_type)) {
 
 			// We need this save event to run once to avoid potential endless loops.
 			self::$saved_meta_boxes = true;
 
-			return GetPaid_Meta_Box_Invoice_Address::save( $post_id );
+			return GetPaid_Meta_Box_Invoice_Address::save($post_id);
 
 		}
 
@@ -262,7 +262,7 @@ 
 		);
 
 		// Is this our post type?
-		if ( ! isset( $post_types_map[ $post->post_type ] ) ) {
+		if (!isset($post_types_map[$post->post_type])) {
 			return;
 		}
 
@@ -270,8 +270,8 @@ 
 		self::$saved_meta_boxes = true;
 		
 		// Save the post.
-		$class = $post_types_map[ $post->post_type ];
-		$class::save( $post_id, $_POST, $post );
+		$class = $post_types_map[$post->post_type];
+		$class::save($post_id, $_POST, $post);
 
 	}