insideout10 / wordlift-plugin

src/wordlift.php

Indentation +159 added lines, -159 removed lines

@@ -26,7 +26,7 @@ 
 
 // If this file is called directly, abort.
 if ( ! defined( 'WPINC' ) ) {
-	die;
+    die;
 }
 
 // Include WordLift constants.
@@ -48,7 +48,7 @@ 
  */
 function wl_write_log( $log ) {
 
-	Wordlift_Log_Service::get_instance()->info( $log );
+    Wordlift_Log_Service::get_instance()->info( $log );
 
 }
 
@@ -64,20 +64,20 @@ 
  */
 function wl_write_log_handler( $log, $caller = null ) {
 
-	global $wl_logger;
+    global $wl_logger;
 
-	if ( true === WP_DEBUG ) {
+    if ( true === WP_DEBUG ) {
 
-		$message = ( isset( $caller ) ? sprintf( '[%-40.40s] ', $caller ) : '' ) .
-		           ( is_array( $log ) || is_object( $log ) ? print_r( $log, true ) : wl_write_log_hide_key( $log ) );
+        $message = ( isset( $caller ) ? sprintf( '[%-40.40s] ', $caller ) : '' ) .
+                    ( is_array( $log ) || is_object( $log ) ? print_r( $log, true ) : wl_write_log_hide_key( $log ) );
 
-		if ( isset( $wl_logger ) ) {
-			$wl_logger->info( $message );
-		} else {
-			error_log( $message );
-		}
+        if ( isset( $wl_logger ) ) {
+            $wl_logger->info( $message );
+        } else {
+            error_log( $message );
+        }
 
-	}
+    }
 
 }
 
@@ -94,7 +94,7 @@ 
  */
 function wl_write_log_hide_key( $text ) {
 
-	return str_ireplace( wl_configuration_get_key(), '<hidden>', $text );
+    return str_ireplace( wl_configuration_get_key(), '<hidden>', $text );
 }
 
 /**
@@ -102,21 +102,21 @@ 
  * see http://vip.wordpress.com/documentation/register-additional-html-attributes-for-tinymce-and-wp-kses/
  */
 function wordlift_allowed_post_tags() {
-	global $allowedposttags;
-
-	$tags           = array( 'span' );
-	$new_attributes = array(
-		'itemscope' => array(),
-		'itemtype'  => array(),
-		'itemprop'  => array(),
-		'itemid'    => array(),
-	);
-
-	foreach ( $tags as $tag ) {
-		if ( isset( $allowedposttags[ $tag ] ) && is_array( $allowedposttags[ $tag ] ) ) {
-			$allowedposttags[ $tag ] = array_merge( $allowedposttags[ $tag ], $new_attributes );
-		}
-	}
+    global $allowedposttags;
+
+    $tags           = array( 'span' );
+    $new_attributes = array(
+        'itemscope' => array(),
+        'itemtype'  => array(),
+        'itemprop'  => array(),
+        'itemid'    => array(),
+    );
+
+    foreach ( $tags as $tag ) {
+        if ( isset( $allowedposttags[ $tag ] ) && is_array( $allowedposttags[ $tag ] ) ) {
+            $allowedposttags[ $tag ] = array_merge( $allowedposttags[ $tag ], $new_attributes );
+        }
+    }
 }
 
 // add allowed post tags.
@@ -127,28 +127,28 @@ 
  */
 function wordlift_admin_enqueue_scripts() {
 
-	// Added for compatibility with WordPress 3.9 (see http://make.wordpress.org/core/2014/04/16/jquery-ui-and-wpdialogs-in-wordpress-3-9/)
-	wp_enqueue_script( 'wpdialogs' );
-	wp_enqueue_style( 'wp-jquery-ui-dialog' );
+    // Added for compatibility with WordPress 3.9 (see http://make.wordpress.org/core/2014/04/16/jquery-ui-and-wpdialogs-in-wordpress-3-9/)
+    wp_enqueue_script( 'wpdialogs' );
+    wp_enqueue_style( 'wp-jquery-ui-dialog' );
 
-	wp_enqueue_style( 'wordlift-reloaded', plugin_dir_url( __FILE__ ) . 'css/wordlift-reloaded.min.css' );
+    wp_enqueue_style( 'wordlift-reloaded', plugin_dir_url( __FILE__ ) . 'css/wordlift-reloaded.min.css' );
 
-	wp_enqueue_script( 'jquery-ui-autocomplete' );
-	wp_enqueue_script( 'angularjs', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular.min.js' );
-	wp_enqueue_script( 'angularjs-geolocation', plugin_dir_url( __FILE__ ) . '/bower_components/angularjs-geolocation/dist/angularjs-geolocation.min.js' );
-	wp_enqueue_script( 'angularjs-touch', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular-touch.min.js' );
-	wp_enqueue_script( 'angularjs-animate', 'https://code.angularjs.org/1.3.11/angular-animate.min.js' );
+    wp_enqueue_script( 'jquery-ui-autocomplete' );
+    wp_enqueue_script( 'angularjs', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular.min.js' );
+    wp_enqueue_script( 'angularjs-geolocation', plugin_dir_url( __FILE__ ) . '/bower_components/angularjs-geolocation/dist/angularjs-geolocation.min.js' );
+    wp_enqueue_script( 'angularjs-touch', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular-touch.min.js' );
+    wp_enqueue_script( 'angularjs-animate', 'https://code.angularjs.org/1.3.11/angular-animate.min.js' );
 
-	// Disable auto-save for custom entity posts only
-	if ( Wordlift_Entity_Service::TYPE_NAME === get_post_type() ) {
-		wp_dequeue_script( 'autosave' );
-	}
+    // Disable auto-save for custom entity posts only
+    if ( Wordlift_Entity_Service::TYPE_NAME === get_post_type() ) {
+        wp_dequeue_script( 'autosave' );
+    }
 }
 
 add_action( 'admin_enqueue_scripts', 'wordlift_admin_enqueue_scripts' );
 
 function wl_enqueue_scripts() {
-	wp_enqueue_style( 'wordlift-ui', plugin_dir_url( __FILE__ ) . 'css/wordlift-ui.min.css' );
+    wp_enqueue_style( 'wordlift-ui', plugin_dir_url( __FILE__ ) . 'css/wordlift-ui.min.css' );
 }
 
 add_action( 'wp_enqueue_scripts', 'wl_enqueue_scripts' );
@@ -163,18 +163,18 @@ 
  */
 function wordlift_allowed_html( $allowedtags, $context ) {
 
-	if ( 'post' !== $context ) {
-		return $allowedtags;
-	}
-
-	return array_merge_recursive( $allowedtags, array(
-		'span' => array(
-			'itemscope' => true,
-			'itemtype'  => true,
-			'itemid'    => true,
-			'itemprop'  => true,
-		),
-	) );
+    if ( 'post' !== $context ) {
+        return $allowedtags;
+    }
+
+    return array_merge_recursive( $allowedtags, array(
+        'span' => array(
+            'itemscope' => true,
+            'itemtype'  => true,
+            'itemid'    => true,
+            'itemprop'  => true,
+        ),
+    ) );
 }
 
 add_filter( 'wp_kses_allowed_html', 'wordlift_allowed_html', 10, 2 );
@@ -188,16 +188,16 @@ 
  */
 function wl_get_coordinates( $post_id ) {
 
-	$latitude  = wl_schema_get_value( $post_id, 'latitude' );
-	$longitude = wl_schema_get_value( $post_id, 'longitude' );
+    $latitude  = wl_schema_get_value( $post_id, 'latitude' );
+    $longitude = wl_schema_get_value( $post_id, 'longitude' );
 
-	// DO NOT set latitude/longitude to 0/0 as default values. It's a specific
-	// place on the globe:"The zero/zero point of this system is located in the
-	// Gulf of Guinea about 625 km (390 mi) south of Tema, Ghana."
-	return array(
-		'latitude'  => isset( $latitude[0] ) && is_numeric( $latitude[0] ) ? $latitude[0] : '',
-		'longitude' => isset( $longitude[0] ) && is_numeric( $longitude[0] ) ? $longitude[0] : '',
-	);
+    // DO NOT set latitude/longitude to 0/0 as default values. It's a specific
+    // place on the globe:"The zero/zero point of this system is located in the
+    // Gulf of Guinea about 625 km (390 mi) south of Tema, Ghana."
+    return array(
+        'latitude'  => isset( $latitude[0] ) && is_numeric( $latitude[0] ) ? $latitude[0] : '',
+        'longitude' => isset( $longitude[0] ) && is_numeric( $longitude[0] ) ? $longitude[0] : '',
+    );
 }
 
 /**
@@ -211,9 +211,9 @@ 
  */
 function wl_get_image_urls( $post_id ) {
 
-	return Wordlift_Storage_Factory::get_instance()
-	                               ->post_images()
-	                               ->get( $post_id );
+    return Wordlift_Storage_Factory::get_instance()
+                                    ->post_images()
+                                    ->get( $post_id );
 
 //	// If there is a featured image it has the priority.
 //	$featured_image_id = get_post_thumbnail_id( $post_id );
@@ -261,24 +261,24 @@ 
  */
 function wl_get_attachment_for_source_url( $parent_post_id, $source_url ) {
 
-	// wl_write_log( "wl_get_attachment_for_source_url [ parent post id :: $parent_post_id ][ source url :: $source_url ]" );
+    // wl_write_log( "wl_get_attachment_for_source_url [ parent post id :: $parent_post_id ][ source url :: $source_url ]" );
 
-	$posts = get_posts( array(
-		'post_type'      => 'attachment',
-		'posts_per_page' => 1,
-		'post_status'    => 'any',
-		'post_parent'    => $parent_post_id,
-		'meta_key'       => 'wl_source_url',
-		'meta_value'     => $source_url,
-	) );
+    $posts = get_posts( array(
+        'post_type'      => 'attachment',
+        'posts_per_page' => 1,
+        'post_status'    => 'any',
+        'post_parent'    => $parent_post_id,
+        'meta_key'       => 'wl_source_url',
+        'meta_value'     => $source_url,
+    ) );
 
-	// Return the found post.
-	if ( 1 === count( $posts ) ) {
-		return $posts[0];
-	}
+    // Return the found post.
+    if ( 1 === count( $posts ) ) {
+        return $posts[0];
+    }
 
-	// Return null.
-	return null;
+    // Return null.
+    return null;
 }
 
 /**
@@ -289,8 +289,8 @@ 
  */
 function wl_set_source_url( $post_id, $source_url ) {
 
-	delete_post_meta( $post_id, 'wl_source_url' );
-	add_post_meta( $post_id, 'wl_source_url', $source_url );
+    delete_post_meta( $post_id, 'wl_source_url' );
+    add_post_meta( $post_id, 'wl_source_url', $source_url );
 }
 
 
@@ -307,61 +307,61 @@ 
  */
 function wl_flush_rewrite_rules_hard( $hard ) {
 
-	// If WL is not yet configured, we cannot perform any update, so we exit.
-	if ( '' === wl_configuration_get_key() ) {
-		return;
-	}
+    // If WL is not yet configured, we cannot perform any update, so we exit.
+    if ( '' === wl_configuration_get_key() ) {
+        return;
+    }
 
-	// Set the initial offset and limit each call to 100 posts to avoid memory errors.
-	$offset = 0;
-	$limit  = 100;
+    // Set the initial offset and limit each call to 100 posts to avoid memory errors.
+    $offset = 0;
+    $limit  = 100;
 
-	// Get more posts if the number of returned posts matches the limit.
-	while ( $limit === ( $posts = get_posts( array(
-			'offset'      => $offset,
-			'numberposts' => $limit,
-			'orderby'     => 'ID',
-			'post_type'   => 'any',
-			'post_status' => 'publish',
-		) ) ) ) {
+    // Get more posts if the number of returned posts matches the limit.
+    while ( $limit === ( $posts = get_posts( array(
+            'offset'      => $offset,
+            'numberposts' => $limit,
+            'orderby'     => 'ID',
+            'post_type'   => 'any',
+            'post_status' => 'publish',
+        ) ) ) ) {
 
-		// Holds the delete part of the query.
-		$delete_query = rl_sparql_prefixes();
+        // Holds the delete part of the query.
+        $delete_query = rl_sparql_prefixes();
 
-		// Holds the insert part of the query.
-		$insert_query = '';
+        // Holds the insert part of the query.
+        $insert_query = '';
 
-		// Cycle in each post to build the query.
-		foreach ( $posts as $post ) {
+        // Cycle in each post to build the query.
+        foreach ( $posts as $post ) {
 
-			// Ignore revisions.
-			if ( wp_is_post_revision( $post->ID ) ) {
-				continue;
-			}
+            // Ignore revisions.
+            if ( wp_is_post_revision( $post->ID ) ) {
+                continue;
+            }
 
-			// Get the entity URI.
-			$s = Wordlift_Sparql_Service::escape_uri( Wordlift_Entity_Service::get_instance()
-			                                                                 ->get_uri( $post->ID ) );
+            // Get the entity URI.
+            $s = Wordlift_Sparql_Service::escape_uri( Wordlift_Entity_Service::get_instance()
+                                                                                ->get_uri( $post->ID ) );
 
-			// Get the post URL.
-			// $url = wl_sparql_escape_uri( get_permalink( $post->ID ) );
+            // Get the post URL.
+            // $url = wl_sparql_escape_uri( get_permalink( $post->ID ) );
 
-			// Prepare the DELETE and INSERT commands.
-			$delete_query .= "DELETE { <$s> schema:url ?u . } WHERE  { <$s> schema:url ?u . };\n";
+            // Prepare the DELETE and INSERT commands.
+            $delete_query .= "DELETE { <$s> schema:url ?u . } WHERE  { <$s> schema:url ?u . };\n";
 
-			$insert_query .= Wordlift_Schema_Url_Property_Service::get_instance()
-			                                                     ->get_insert_query( $s, $post->ID );
+            $insert_query .= Wordlift_Schema_Url_Property_Service::get_instance()
+                                                                    ->get_insert_query( $s, $post->ID );
 
-		}
+        }
 
 
-		// Execute the query.
-		rl_execute_sparql_update_query( $delete_query . $insert_query );
+        // Execute the query.
+        rl_execute_sparql_update_query( $delete_query . $insert_query );
 
-		// Advance to the next posts.
-		$offset += $limit;
+        // Advance to the next posts.
+        $offset += $limit;
 
-	}
+    }
 
 }
 
@@ -380,7 +380,7 @@ 
  */
 function wl_sanitize_uri_path( $path, $char = '_' ) {
 
-	return Wordlift_Uri_Service::get_instance()->sanitize_path( $path, $char );
+    return Wordlift_Uri_Service::get_instance()->sanitize_path( $path, $char );
 }
 
 ///**
@@ -421,46 +421,46 @@ 
  */
 function wl_replace_item_id_with_uri( $content ) {
 
-	// wl_write_log( "wl_replace_item_id_with_uri" );
+    // wl_write_log( "wl_replace_item_id_with_uri" );
 
-	// Strip slashes, see https://core.trac.wordpress.org/ticket/21767
-	$content = stripslashes( $content );
+    // Strip slashes, see https://core.trac.wordpress.org/ticket/21767
+    $content = stripslashes( $content );
 
-	// If any match are found.
-	$matches = array();
-	if ( 0 < preg_match_all( '/ itemid="([^"]+)"/i', $content, $matches, PREG_SET_ORDER ) ) {
+    // If any match are found.
+    $matches = array();
+    if ( 0 < preg_match_all( '/ itemid="([^"]+)"/i', $content, $matches, PREG_SET_ORDER ) ) {
 
-		foreach ( $matches as $match ) {
+        foreach ( $matches as $match ) {
 
-			// Get the item ID.
-			$item_id = $match[1];
+            // Get the item ID.
+            $item_id = $match[1];
 
-			// Get the post bound to that item ID (looking both in the 'official' URI and in the 'same-as' .
-			$post = Wordlift_Entity_Service::get_instance()
-			                               ->get_entity_post_by_uri( $item_id );
+            // Get the post bound to that item ID (looking both in the 'official' URI and in the 'same-as' .
+            $post = Wordlift_Entity_Service::get_instance()
+                                            ->get_entity_post_by_uri( $item_id );
 
-			// If no entity is found, continue to the next one.
-			if ( null === $post ) {
-				continue;
-			}
+            // If no entity is found, continue to the next one.
+            if ( null === $post ) {
+                continue;
+            }
 
-			// Get the URI for that post.
-			$uri = wl_get_entity_uri( $post->ID );
+            // Get the URI for that post.
+            $uri = wl_get_entity_uri( $post->ID );
 
-			// wl_write_log( "wl_replace_item_id_with_uri [ item id :: $item_id ][ uri :: $uri ]" );
+            // wl_write_log( "wl_replace_item_id_with_uri [ item id :: $item_id ][ uri :: $uri ]" );
 
-			// If the item ID and the URI differ, replace the item ID with the URI saved in WordPress.
-			if ( $item_id !== $uri ) {
-				$uri_e   = esc_html( $uri );
-				$content = str_replace( " itemid=\"$item_id\"", " itemid=\"$uri_e\"", $content );
-			}
-		}
-	}
+            // If the item ID and the URI differ, replace the item ID with the URI saved in WordPress.
+            if ( $item_id !== $uri ) {
+                $uri_e   = esc_html( $uri );
+                $content = str_replace( " itemid=\"$item_id\"", " itemid=\"$uri_e\"", $content );
+            }
+        }
+    }
 
-	// Reapply slashes.
-	$content = addslashes( $content );
+    // Reapply slashes.
+    $content = addslashes( $content );
 
-	return $content;
+    return $content;
 }
 
 add_filter( 'content_save_pre', 'wl_replace_item_id_with_uri', 1, 1 );
@@ -527,8 +527,8 @@ 
  * This action is documented in includes/class-wordlift-activator.php
  */
 function activate_wordlift() {
-	require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-activator.php';
-	Wordlift_Activator::activate();
+    require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-activator.php';
+    Wordlift_Activator::activate();
 }
 
 /**
@@ -536,8 +536,8 @@ 
  * This action is documented in includes/class-wordlift-deactivator.php
  */
 function deactivate_wordlift() {
-	require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-deactivator.php';
-	Wordlift_Deactivator::deactivate();
+    require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-deactivator.php';
+    Wordlift_Deactivator::deactivate();
 }
 
 register_activation_hook( __FILE__, 'activate_wordlift' );
@@ -560,8 +560,8 @@ 
  */
 function run_wordlift() {
 
-	$plugin = new Wordlift();
-	$plugin->run();
+    $plugin = new Wordlift();
+    $plugin->run();
 
 }
 

Spacing +107 added lines, -107 removed lines

@@ -25,15 +25,15 @@ 
  */
 
 // If this file is called directly, abort.
-if ( ! defined( 'WPINC' ) ) {
+if ( ! defined('WPINC')) {
 	die;
 }
 
 // Include WordLift constants.
-require_once( 'wordlift_constants.php' );
+require_once('wordlift_constants.php');
 
 // Load modules.
-require_once( 'modules/core/wordlift_core.php' );
+require_once('modules/core/wordlift_core.php');
 
 /**
  * Log to the debug.log file.
@@ -46,9 +46,9 @@ 
  *
  * @param string|mixed $log The log data.
  */
-function wl_write_log( $log ) {
+function wl_write_log($log) {
 
-	Wordlift_Log_Service::get_instance()->info( $log );
+	Wordlift_Log_Service::get_instance()->info($log);
 
 }
 
@@ -62,19 +62,19 @@ 
  * @param string|array $log    The log data.
  * @param string       $caller The calling function.
  */
-function wl_write_log_handler( $log, $caller = null ) {
+function wl_write_log_handler($log, $caller = null) {
 
 	global $wl_logger;
 
-	if ( true === WP_DEBUG ) {
+	if (true === WP_DEBUG) {
 
-		$message = ( isset( $caller ) ? sprintf( '[%-40.40s] ', $caller ) : '' ) .
-		           ( is_array( $log ) || is_object( $log ) ? print_r( $log, true ) : wl_write_log_hide_key( $log ) );
+		$message = (isset($caller) ? sprintf('[%-40.40s] ', $caller) : '').
+		           (is_array($log) || is_object($log) ? print_r($log, true) : wl_write_log_hide_key($log));
 
-		if ( isset( $wl_logger ) ) {
-			$wl_logger->info( $message );
+		if (isset($wl_logger)) {
+			$wl_logger->info($message);
 		} else {
-			error_log( $message );
+			error_log($message);
 		}
 
 	}
@@ -92,9 +92,9 @@ 
  *
  * @return string A text with the key hidden.
  */
-function wl_write_log_hide_key( $text ) {
+function wl_write_log_hide_key($text) {
 
-	return str_ireplace( wl_configuration_get_key(), '<hidden>', $text );
+	return str_ireplace(wl_configuration_get_key(), '<hidden>', $text);
 }
 
 /**
@@ -104,7 +104,7 @@ 
 function wordlift_allowed_post_tags() {
 	global $allowedposttags;
 
-	$tags           = array( 'span' );
+	$tags           = array('span');
 	$new_attributes = array(
 		'itemscope' => array(),
 		'itemtype'  => array(),
@@ -112,15 +112,15 @@ 
 		'itemid'    => array(),
 	);
 
-	foreach ( $tags as $tag ) {
-		if ( isset( $allowedposttags[ $tag ] ) && is_array( $allowedposttags[ $tag ] ) ) {
-			$allowedposttags[ $tag ] = array_merge( $allowedposttags[ $tag ], $new_attributes );
+	foreach ($tags as $tag) {
+		if (isset($allowedposttags[$tag]) && is_array($allowedposttags[$tag])) {
+			$allowedposttags[$tag] = array_merge($allowedposttags[$tag], $new_attributes);
 		}
 	}
 }
 
 // add allowed post tags.
-add_action( 'init', 'wordlift_allowed_post_tags' );
+add_action('init', 'wordlift_allowed_post_tags');
 
 /**
  * Register additional scripts for the admin UI.
@@ -128,30 +128,30 @@ 
 function wordlift_admin_enqueue_scripts() {
 
 	// Added for compatibility with WordPress 3.9 (see http://make.wordpress.org/core/2014/04/16/jquery-ui-and-wpdialogs-in-wordpress-3-9/)
-	wp_enqueue_script( 'wpdialogs' );
-	wp_enqueue_style( 'wp-jquery-ui-dialog' );
+	wp_enqueue_script('wpdialogs');
+	wp_enqueue_style('wp-jquery-ui-dialog');
 
-	wp_enqueue_style( 'wordlift-reloaded', plugin_dir_url( __FILE__ ) . 'css/wordlift-reloaded.min.css' );
+	wp_enqueue_style('wordlift-reloaded', plugin_dir_url(__FILE__).'css/wordlift-reloaded.min.css');
 
-	wp_enqueue_script( 'jquery-ui-autocomplete' );
-	wp_enqueue_script( 'angularjs', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular.min.js' );
-	wp_enqueue_script( 'angularjs-geolocation', plugin_dir_url( __FILE__ ) . '/bower_components/angularjs-geolocation/dist/angularjs-geolocation.min.js' );
-	wp_enqueue_script( 'angularjs-touch', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular-touch.min.js' );
-	wp_enqueue_script( 'angularjs-animate', 'https://code.angularjs.org/1.3.11/angular-animate.min.js' );
+	wp_enqueue_script('jquery-ui-autocomplete');
+	wp_enqueue_script('angularjs', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular.min.js');
+	wp_enqueue_script('angularjs-geolocation', plugin_dir_url(__FILE__).'/bower_components/angularjs-geolocation/dist/angularjs-geolocation.min.js');
+	wp_enqueue_script('angularjs-touch', 'https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.11/angular-touch.min.js');
+	wp_enqueue_script('angularjs-animate', 'https://code.angularjs.org/1.3.11/angular-animate.min.js');
 
 	// Disable auto-save for custom entity posts only
-	if ( Wordlift_Entity_Service::TYPE_NAME === get_post_type() ) {
-		wp_dequeue_script( 'autosave' );
+	if (Wordlift_Entity_Service::TYPE_NAME === get_post_type()) {
+		wp_dequeue_script('autosave');
 	}
 }
 
-add_action( 'admin_enqueue_scripts', 'wordlift_admin_enqueue_scripts' );
+add_action('admin_enqueue_scripts', 'wordlift_admin_enqueue_scripts');
 
 function wl_enqueue_scripts() {
-	wp_enqueue_style( 'wordlift-ui', plugin_dir_url( __FILE__ ) . 'css/wordlift-ui.min.css' );
+	wp_enqueue_style('wordlift-ui', plugin_dir_url(__FILE__).'css/wordlift-ui.min.css');
 }
 
-add_action( 'wp_enqueue_scripts', 'wl_enqueue_scripts' );
+add_action('wp_enqueue_scripts', 'wl_enqueue_scripts');
 
 /**
  * Hooked to *wp_kses_allowed_html* filter, adds microdata attributes.
@@ -161,23 +161,23 @@ 
  *
  * @return array An array which contains allowed microdata attributes.
  */
-function wordlift_allowed_html( $allowedtags, $context ) {
+function wordlift_allowed_html($allowedtags, $context) {
 
-	if ( 'post' !== $context ) {
+	if ('post' !== $context) {
 		return $allowedtags;
 	}
 
-	return array_merge_recursive( $allowedtags, array(
+	return array_merge_recursive($allowedtags, array(
 		'span' => array(
 			'itemscope' => true,
 			'itemtype'  => true,
 			'itemid'    => true,
 			'itemprop'  => true,
 		),
-	) );
+	));
 }
 
-add_filter( 'wp_kses_allowed_html', 'wordlift_allowed_html', 10, 2 );
+add_filter('wp_kses_allowed_html', 'wordlift_allowed_html', 10, 2);
 
 /**
  * Get the coordinates for the specified post ID.
@@ -186,17 +186,17 @@ 
  *
  * @return array|null An array of coordinates or null.
  */
-function wl_get_coordinates( $post_id ) {
+function wl_get_coordinates($post_id) {
 
-	$latitude  = wl_schema_get_value( $post_id, 'latitude' );
-	$longitude = wl_schema_get_value( $post_id, 'longitude' );
+	$latitude  = wl_schema_get_value($post_id, 'latitude');
+	$longitude = wl_schema_get_value($post_id, 'longitude');
 
 	// DO NOT set latitude/longitude to 0/0 as default values. It's a specific
 	// place on the globe:"The zero/zero point of this system is located in the
 	// Gulf of Guinea about 625 km (390 mi) south of Tema, Ghana."
 	return array(
-		'latitude'  => isset( $latitude[0] ) && is_numeric( $latitude[0] ) ? $latitude[0] : '',
-		'longitude' => isset( $longitude[0] ) && is_numeric( $longitude[0] ) ? $longitude[0] : '',
+		'latitude'  => isset($latitude[0]) && is_numeric($latitude[0]) ? $latitude[0] : '',
+		'longitude' => isset($longitude[0]) && is_numeric($longitude[0]) ? $longitude[0] : '',
 	);
 }
 
@@ -209,11 +209,11 @@ 
  *
  * @return array An array of image URLs.
  */
-function wl_get_image_urls( $post_id ) {
+function wl_get_image_urls($post_id) {
 
 	return Wordlift_Storage_Factory::get_instance()
 	                               ->post_images()
-	                               ->get( $post_id );
+	                               ->get($post_id);
 
 //	// If there is a featured image it has the priority.
 //	$featured_image_id = get_post_thumbnail_id( $post_id );
@@ -259,21 +259,21 @@ 
  *
  * @return WP_Post|null A post instance or null if not found.
  */
-function wl_get_attachment_for_source_url( $parent_post_id, $source_url ) {
+function wl_get_attachment_for_source_url($parent_post_id, $source_url) {
 
 	// wl_write_log( "wl_get_attachment_for_source_url [ parent post id :: $parent_post_id ][ source url :: $source_url ]" );
 
-	$posts = get_posts( array(
+	$posts = get_posts(array(
 		'post_type'      => 'attachment',
 		'posts_per_page' => 1,
 		'post_status'    => 'any',
 		'post_parent'    => $parent_post_id,
 		'meta_key'       => 'wl_source_url',
 		'meta_value'     => $source_url,
-	) );
+	));
 
 	// Return the found post.
-	if ( 1 === count( $posts ) ) {
+	if (1 === count($posts)) {
 		return $posts[0];
 	}
 
@@ -287,10 +287,10 @@ 
  * @param int    $post_id    The post ID.
  * @param string $source_url The source URL.
  */
-function wl_set_source_url( $post_id, $source_url ) {
+function wl_set_source_url($post_id, $source_url) {
 
-	delete_post_meta( $post_id, 'wl_source_url' );
-	add_post_meta( $post_id, 'wl_source_url', $source_url );
+	delete_post_meta($post_id, 'wl_source_url');
+	add_post_meta($post_id, 'wl_source_url', $source_url);
 }
 
 
@@ -305,10 +305,10 @@ 
  *
  * @param bool $hard True if the rewrite involves configuration updates in Apache/IIS.
  */
-function wl_flush_rewrite_rules_hard( $hard ) {
+function wl_flush_rewrite_rules_hard($hard) {
 
 	// If WL is not yet configured, we cannot perform any update, so we exit.
-	if ( '' === wl_configuration_get_key() ) {
+	if ('' === wl_configuration_get_key()) {
 		return;
 	}
 
@@ -317,13 +317,13 @@ 
 	$limit  = 100;
 
 	// Get more posts if the number of returned posts matches the limit.
-	while ( $limit === ( $posts = get_posts( array(
+	while ($limit === ($posts = get_posts(array(
 			'offset'      => $offset,
 			'numberposts' => $limit,
 			'orderby'     => 'ID',
 			'post_type'   => 'any',
 			'post_status' => 'publish',
-		) ) ) ) {
+		)))) {
 
 		// Holds the delete part of the query.
 		$delete_query = rl_sparql_prefixes();
@@ -332,16 +332,16 @@ 
 		$insert_query = '';
 
 		// Cycle in each post to build the query.
-		foreach ( $posts as $post ) {
+		foreach ($posts as $post) {
 
 			// Ignore revisions.
-			if ( wp_is_post_revision( $post->ID ) ) {
+			if (wp_is_post_revision($post->ID)) {
 				continue;
 			}
 
 			// Get the entity URI.
-			$s = Wordlift_Sparql_Service::escape_uri( Wordlift_Entity_Service::get_instance()
-			                                                                 ->get_uri( $post->ID ) );
+			$s = Wordlift_Sparql_Service::escape_uri(Wordlift_Entity_Service::get_instance()
+			                                                                 ->get_uri($post->ID));
 
 			// Get the post URL.
 			// $url = wl_sparql_escape_uri( get_permalink( $post->ID ) );
@@ -350,13 +350,13 @@ 
 			$delete_query .= "DELETE { <$s> schema:url ?u . } WHERE  { <$s> schema:url ?u . };\n";
 
 			$insert_query .= Wordlift_Schema_Url_Property_Service::get_instance()
-			                                                     ->get_insert_query( $s, $post->ID );
+			                                                     ->get_insert_query($s, $post->ID);
 
 		}
 
 
 		// Execute the query.
-		rl_execute_sparql_update_query( $delete_query . $insert_query );
+		rl_execute_sparql_update_query($delete_query.$insert_query);
 
 		// Advance to the next posts.
 		$offset += $limit;
@@ -365,7 +365,7 @@ 
 
 }
 
-add_filter( 'flush_rewrite_rules_hard', 'wl_flush_rewrite_rules_hard', 10, 1 );
+add_filter('flush_rewrite_rules_hard', 'wl_flush_rewrite_rules_hard', 10, 1);
 
 /**
  * Sanitizes an URI path by replacing the non allowed characters with an underscore.
@@ -378,9 +378,9 @@ 
  *
  * @return string The sanitized path.
  */
-function wl_sanitize_uri_path( $path, $char = '_' ) {
+function wl_sanitize_uri_path($path, $char = '_') {
 
-	return Wordlift_Uri_Service::get_instance()->sanitize_path( $path, $char );
+	return Wordlift_Uri_Service::get_instance()->sanitize_path($path, $char);
 }
 
 ///**
@@ -419,107 +419,107 @@ 
  *
  * @return string The updated post content.
  */
-function wl_replace_item_id_with_uri( $content ) {
+function wl_replace_item_id_with_uri($content) {
 
 	// wl_write_log( "wl_replace_item_id_with_uri" );
 
 	// Strip slashes, see https://core.trac.wordpress.org/ticket/21767
-	$content = stripslashes( $content );
+	$content = stripslashes($content);
 
 	// If any match are found.
 	$matches = array();
-	if ( 0 < preg_match_all( '/ itemid="([^"]+)"/i', $content, $matches, PREG_SET_ORDER ) ) {
+	if (0 < preg_match_all('/ itemid="([^"]+)"/i', $content, $matches, PREG_SET_ORDER)) {
 
-		foreach ( $matches as $match ) {
+		foreach ($matches as $match) {
 
 			// Get the item ID.
 			$item_id = $match[1];
 
 			// Get the post bound to that item ID (looking both in the 'official' URI and in the 'same-as' .
 			$post = Wordlift_Entity_Service::get_instance()
-			                               ->get_entity_post_by_uri( $item_id );
+			                               ->get_entity_post_by_uri($item_id);
 
 			// If no entity is found, continue to the next one.
-			if ( null === $post ) {
+			if (null === $post) {
 				continue;
 			}
 
 			// Get the URI for that post.
-			$uri = wl_get_entity_uri( $post->ID );
+			$uri = wl_get_entity_uri($post->ID);
 
 			// wl_write_log( "wl_replace_item_id_with_uri [ item id :: $item_id ][ uri :: $uri ]" );
 
 			// If the item ID and the URI differ, replace the item ID with the URI saved in WordPress.
-			if ( $item_id !== $uri ) {
-				$uri_e   = esc_html( $uri );
-				$content = str_replace( " itemid=\"$item_id\"", " itemid=\"$uri_e\"", $content );
+			if ($item_id !== $uri) {
+				$uri_e   = esc_html($uri);
+				$content = str_replace(" itemid=\"$item_id\"", " itemid=\"$uri_e\"", $content);
 			}
 		}
 	}
 
 	// Reapply slashes.
-	$content = addslashes( $content );
+	$content = addslashes($content);
 
 	return $content;
 }
 
-add_filter( 'content_save_pre', 'wl_replace_item_id_with_uri', 1, 1 );
+add_filter('content_save_pre', 'wl_replace_item_id_with_uri', 1, 1);
 
-require_once( 'wordlift_entity_functions.php' );
+require_once('wordlift_entity_functions.php');
 
 // add editor related methods.
-require_once( 'wordlift_editor.php' );
+require_once('wordlift_editor.php');
 
 // add the WordLift entity custom type.
-require_once( 'wordlift_entity_type.php' );
-require_once( 'wordlift_entity_type_taxonomy.php' );
+require_once('wordlift_entity_type.php');
+require_once('wordlift_entity_type_taxonomy.php');
 
 // add callbacks on post save to notify data changes from wp to redlink triple store
-require_once( 'wordlift_to_redlink_data_push_callbacks.php' );
+require_once('wordlift_to_redlink_data_push_callbacks.php');
 
-require_once( 'modules/configuration/wordlift_configuration_settings.php' );
+require_once('modules/configuration/wordlift_configuration_settings.php');
 
 // Load modules
-require_once( 'modules/analyzer/wordlift_analyzer.php' );
-require_once( 'modules/linked_data/wordlift_linked_data.php' );
-require_once( 'modules/prefixes/wordlift_prefixes.php' );
+require_once('modules/analyzer/wordlift_analyzer.php');
+require_once('modules/linked_data/wordlift_linked_data.php');
+require_once('modules/prefixes/wordlift_prefixes.php');
 
 // Shortcodes
 
-require_once( 'modules/geo_widget/wordlift_geo_widget.php' );
-require_once( 'shortcodes/wordlift_shortcode_chord.php' );
-require_once( 'shortcodes/wordlift_shortcode_geomap.php' );
-require_once( 'shortcodes/wordlift_shortcode_field.php' );
-require_once( 'shortcodes/wordlift_shortcode_faceted_search.php' );
-require_once( 'shortcodes/wordlift_shortcode_navigator.php' );
+require_once('modules/geo_widget/wordlift_geo_widget.php');
+require_once('shortcodes/wordlift_shortcode_chord.php');
+require_once('shortcodes/wordlift_shortcode_geomap.php');
+require_once('shortcodes/wordlift_shortcode_field.php');
+require_once('shortcodes/wordlift_shortcode_faceted_search.php');
+require_once('shortcodes/wordlift_shortcode_navigator.php');
 
-require_once( 'widgets/wordlift_widget_geo.php' );
-require_once( 'widgets/wordlift_widget_chord.php' );
-require_once( 'widgets/wordlift_widget_timeline.php' );
+require_once('widgets/wordlift_widget_geo.php');
+require_once('widgets/wordlift_widget_chord.php');
+require_once('widgets/wordlift_widget_timeline.php');
 
-require_once( 'wordlift_redlink.php' );
+require_once('wordlift_redlink.php');
 
 // Add admin functions.
 // TODO: find a way to make 'admin' UI tests work.
 //if ( is_admin() ) {
 
-require_once( 'admin/wordlift_admin.php' );
-require_once( 'admin/wordlift_admin_edit_post.php' );
-require_once( 'admin/wordlift_admin_save_post.php' );
+require_once('admin/wordlift_admin.php');
+require_once('admin/wordlift_admin_edit_post.php');
+require_once('admin/wordlift_admin_save_post.php');
 
 // add the entities meta box.
-require_once( 'admin/wordlift_admin_meta_box_entities.php' );
+require_once('admin/wordlift_admin_meta_box_entities.php');
 
 // add the entity creation AJAX.
-require_once( 'admin/wordlift_admin_ajax_related_posts.php' );
+require_once('admin/wordlift_admin_ajax_related_posts.php');
 
 // Load the wl_chord TinyMCE button and configuration dialog.
-require_once( 'admin/wordlift_admin_shortcodes.php' );
+require_once('admin/wordlift_admin_shortcodes.php');
 
 // load languages.
 // TODO: the following call gives for granted that the plugin is in the wordlift directory,
 //       we're currently doing this because wordlift is symbolic linked.
-load_plugin_textdomain( 'wordlift', false, '/wordlift/languages' );
+load_plugin_textdomain('wordlift', false, '/wordlift/languages');
 
 
 /**
@@ -527,7 +527,7 @@ 
  * This action is documented in includes/class-wordlift-activator.php
  */
 function activate_wordlift() {
-	require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-activator.php';
+	require_once plugin_dir_path(__FILE__).'includes/class-wordlift-activator.php';
 	Wordlift_Activator::activate();
 }
 
@@ -536,18 +536,18 @@ 
  * This action is documented in includes/class-wordlift-deactivator.php
  */
 function deactivate_wordlift() {
-	require_once plugin_dir_path( __FILE__ ) . 'includes/class-wordlift-deactivator.php';
+	require_once plugin_dir_path(__FILE__).'includes/class-wordlift-deactivator.php';
 	Wordlift_Deactivator::deactivate();
 }
 
-register_activation_hook( __FILE__, 'activate_wordlift' );
-register_deactivation_hook( __FILE__, 'deactivate_wordlift' );
+register_activation_hook(__FILE__, 'activate_wordlift');
+register_deactivation_hook(__FILE__, 'deactivate_wordlift');
 
 /**
  * The core plugin class that is used to define internationalization,
  * admin-specific hooks, and public-facing site hooks.
  */
-require plugin_dir_path( __FILE__ ) . 'includes/class-wordlift.php';
+require plugin_dir_path(__FILE__).'includes/class-wordlift.php';
 
 /**
  * Begins execution of the plugin.

src/wordlift_entity_type.php

Indentation +28 added lines, -28 removed lines

@@ -10,8 +10,8 @@ 
  */
 function wl_set_entity_main_type( $post_id, $type_uri ) {
 
-	Wordlift_Entity_Type_Service::get_instance()
-	                            ->set( $post_id, $type_uri );
+    Wordlift_Entity_Type_Service::get_instance()
+                                ->set( $post_id, $type_uri );
 
 }
 
@@ -20,47 +20,47 @@ 
  */
 function wl_print_entity_type_inline_js() {
 
-	$terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
-		'hide_empty' => FALSE,
-	) );
+    $terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
+        'hide_empty' => FALSE,
+    ) );
 
-	echo <<<EOF
+    echo <<<EOF
     <script type="text/javascript">
         (function() {
         var t = [];
 
 EOF;
 
-	// Cycle in each WordLift term and get its metadata. The metadata will be printed as a global object in JavaScript
-	// to be used by the JavaScript client library.
-	foreach ( $terms as $term ) {
+    // Cycle in each WordLift term and get its metadata. The metadata will be printed as a global object in JavaScript
+    // to be used by the JavaScript client library.
+    foreach ( $terms as $term ) {
 
-		$term_name = $term->name;
+        $term_name = $term->name;
 
-		// Load the type data.
-		$type = Wordlift_Schema_Service::get_instance()
-		                               ->get_schema( $term->slug );
+        // Load the type data.
+        $type = Wordlift_Schema_Service::get_instance()
+                                        ->get_schema( $term->slug );
 
-		// Skip types that are not defined.
-		if ( ! empty( $type['uri'] ) ) {
+        // Skip types that are not defined.
+        if ( ! empty( $type['uri'] ) ) {
 
-			// Prepare the JSON output then print it to the browser.
-			$json = json_encode( array(
-				'label'     => $term_name,
-				'uri'       => $type['uri'],
-				'css'       => $type['css_class'],
-				'sameAs'    => $type['same_as'],
-				'templates' => ( isset( $type['templates'] ) ? $type['templates'] : array() ),
-			) );
+            // Prepare the JSON output then print it to the browser.
+            $json = json_encode( array(
+                'label'     => $term_name,
+                'uri'       => $type['uri'],
+                'css'       => $type['css_class'],
+                'sameAs'    => $type['same_as'],
+                'templates' => ( isset( $type['templates'] ) ? $type['templates'] : array() ),
+            ) );
 
-			// Output the type data.
-			echo "t.push($json);\n";
+            // Output the type data.
+            echo "t.push($json);\n";
 
-		}
+        }
 
-	}
+    }
 
-	echo <<<EOF
+    echo <<<EOF
             if ('undefined' == typeof window.wordlift) {
                 window.wordlift = {}
             }

Spacing +12 added lines, -12 removed lines

@@ -8,10 +8,10 @@ 
  * @param int    $post_id  The numeric post ID.
  * @param string $type_uri A type URI.
  */
-function wl_set_entity_main_type( $post_id, $type_uri ) {
+function wl_set_entity_main_type($post_id, $type_uri) {
 
 	Wordlift_Entity_Type_Service::get_instance()
-	                            ->set( $post_id, $type_uri );
+	                            ->set($post_id, $type_uri);
 
 }
 
@@ -20,9 +20,9 @@ 
  */
 function wl_print_entity_type_inline_js() {
 
-	$terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
+	$terms = get_terms(Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
 		'hide_empty' => FALSE,
-	) );
+	));
 
 	echo <<<EOF
     <script type="text/javascript">
@@ -33,25 +33,25 @@ 
 
 	// Cycle in each WordLift term and get its metadata. The metadata will be printed as a global object in JavaScript
 	// to be used by the JavaScript client library.
-	foreach ( $terms as $term ) {
+	foreach ($terms as $term) {
 
 		$term_name = $term->name;
 
 		// Load the type data.
 		$type = Wordlift_Schema_Service::get_instance()
-		                               ->get_schema( $term->slug );
+		                               ->get_schema($term->slug);
 
 		// Skip types that are not defined.
-		if ( ! empty( $type['uri'] ) ) {
+		if ( ! empty($type['uri'])) {
 
 			// Prepare the JSON output then print it to the browser.
-			$json = json_encode( array(
+			$json = json_encode(array(
 				'label'     => $term_name,
 				'uri'       => $type['uri'],
 				'css'       => $type['css_class'],
 				'sameAs'    => $type['same_as'],
-				'templates' => ( isset( $type['templates'] ) ? $type['templates'] : array() ),
-			) );
+				'templates' => (isset($type['templates']) ? $type['templates'] : array()),
+			));
 
 			// Output the type data.
 			echo "t.push($json);\n";
@@ -72,5 +72,5 @@ 
 
 }
 
-add_action( 'admin_print_scripts', 'wl_print_entity_type_inline_js' );
-add_action( 'init', 'wl_entity_type_taxonomy_register', 0 );
+add_action('admin_print_scripts', 'wl_print_entity_type_inline_js');
+add_action('init', 'wl_entity_type_taxonomy_register', 0);

src/includes/class-wordlift-linked-data-service.php

Indentation +280 added lines, -280 removed lines

@@ -18,285 +18,285 @@
  */
 class Wordlift_Linked_Data_Service {
 
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * The {@link Wordlift_Entity_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Entity_Service $entity_service The {@link Wordlift_Entity_Service} instance.
-	 */
-	private $entity_service;
-
-	/**
-	 * The {@link Wordlift_Entity_Type_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 */
-	private $entity_type_service;
-
-	/**
-	 * The {@link Wordlift_Schema_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
-	 */
-	private $schema_service;
-
-	/**
-	 * The {@link Wordlift_Linked_Data_Service} singleton instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Linked_Data_Service $instance The {@link Wordlift_Linked_Data_Service} singleton instance.
-	 */
-	private static $instance;
-
-	/**
-	 * The {@link Wordlift_Sparql_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Sparql_Service $sparql_service The {@link Wordlift_Sparql_Service} instance.
-	 */
-	private $sparql_service;
-
-	/**
-	 * Create a {@link Wordlift_Linked_Data_Service} instance.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param \Wordlift_Entity_Service      $entity_service      The {@link Wordlift_Entity_Service} instance.
-	 * @param \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 * @param \Wordlift_Schema_Service      $schema_service      The {@link Wordlift_Schema_Service} instance.
-	 * @param \Wordlift_Sparql_Service      $sparql_service      The {@link Wordlift_Sparql_Service} instance.
-	 */
-	public function __construct( $entity_service, $entity_type_service, $schema_service, $sparql_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Linked_Data_Service' );
-
-		$this->entity_service      = $entity_service;
-		$this->entity_type_service = $entity_type_service;
-		$this->schema_service      = $schema_service;
-		$this->sparql_service      = $sparql_service;
-
-		self::$instance = $this;
-
-	}
-
-	/**
-	 * Get the singleton instance of {@link Wordlift_Linked_Data_Service}.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @return Wordlift_Linked_Data_Service The singleton instance of <a href='psi_element://Wordlift_Linked_Data_Service'>Wordlift_Linked_Data_Service</a>.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Push a {@link WP_Post} to the Linked Data store.
-	 *
-	 * If the {@link WP_Post} is an entity and it's not of the `Article` type,
-	 * then it is pushed to the remote Linked Data store.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	public function push( $post_id ) {
-
-		$this->log->debug( "Pushing post $post_id..." );
-
-		// Bail out if it's not an entity: we do NOT publish non entities or
-		// entities of type `Article`s.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			$this->log->debug( "Post $post_id is not an entity." );
-
-			return;
-		}
-
-		// Bail out if the entity type is `Article`.
-		if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
-			$this->log->debug( "Post $post_id is an `Article`." );
-
-			return;
-		}
-
-		// Get the post and push it to the Linked Data store.
-		$this->do_push( $post_id );
-
-		// Reindex the triple store if buffering is turned off.
-		if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
-			wordlift_reindex_triple_store();
-		}
-
-	}
-
-	/**
-	 * Remove the specified {@link WP_Post} from the Linked Data.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	public function remove( $post_id ) {
-
-		// Get the delete statements.
-		$deletes      = $this->get_delete_statements( $post_id );
-		$delete_query = implode( "\n", $deletes );
-		$this->sparql_service->execute( $delete_query );
-
-	}
-
-	/**
-	 * Push an entity to the Linked Data store.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	private function do_push( $post_id ) {
-		$this->log->debug( "Doing post $post_id push..." );
-
-		// Get the post.
-		$post = get_post( $post_id );
-
-		// Bail out if the post isn't found.
-		if ( null === $post ) {
-			$this->log->debug( "Post $post_id not found." );
-
-			return;
-		}
-
-		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->debug( "Post $post_id not published." );
-
-			return;
-		}
-
-		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->debug( "Post $post_id URI invalid." );
-
-			return;
-		}
-
-		// First remove the post data.
-		$this->remove( $post_id );
-
-		// Get the insert statements.
-		$insert_tuples     = $this->get_insert_tuples( $post_id );
-		$insert_query_body = implode( "\n", $insert_tuples );
-		$insert_query      = "INSERT DATA { $insert_query_body };";
-		$this->sparql_service->execute( $insert_query );
-
-	}
-
-	/**
-	 * Check if an entity's {@link WP_Post} has a valid URI.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The entity's {@link WP_Post}'s id.
-	 *
-	 * @return bool True if the URI is valid otherwise false.
-	 */
-	private function has_valid_uri( $post_id ) {
-
-		// Get the entity's URI.
-		$uri = $this->entity_service->get_uri( $post_id );
-
-		// If the URI isn't found, return false.
-		if ( null === $uri ) {
-			return false;
-		}
-
-		// If the URI ends with a trailing slash, return false.
-		if ( '/' === substr( $uri, - 1 ) ) {
-			return false;
-		}
-
-		// URI is valid.
-		return true;
-	}
-
-	/**
-	 * Get the delete statements.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 *
-	 * @return array An array of delete statements.
-	 */
-	private function get_delete_statements( $post_id ) {
-
-		// Get the entity URI.
-		$uri = $this->entity_service->get_uri( $post_id );
-
-		// Prepare the delete statements with the entity as subject.
-		$as_subject = array_map( function ( $item ) use ( $uri ) {
-			return Wordlift_Query_Builder::new_instance()
-			                             ->delete()
-			                             ->statement( $uri, $item, '?o' )
-			                             ->build();
-		}, $this->schema_service->get_all_predicates() );
-
-		// Prepare the delete statements with the entity as object.
-		$as_object = array_map( function ( $item ) use ( $uri ) {
-			return Wordlift_Query_Builder::new_instance()
-			                             ->delete()
-			                             ->statement( '?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI )
-			                             ->build();
-		}, $this->schema_service->get_all_predicates() );
-
-		// Merge the delete statements and return them.
-		return array_merge( $as_subject, $as_object );
-	}
-
-	/**
-	 * Get the SPARQL insert tuples ( ?s ?p ?o ) for the specified {@link WP_Post}.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 *
-	 * @return array An array of insert tuples.
-	 */
-	private function get_insert_tuples( $post_id ) {
-
-		// Get the entity type.
-		$type = $this->entity_type_service->get( $post_id );
-
-		// Get the Linked Data properties.
-		$properties = $type['linked_data'];
-
-		// Accumulate the tuples.
-		$tuples = array();
-		/** @var Wordlift_Sparql_Tuple_Rendition $property */
-		foreach ( $properties as $property ) {
-			foreach ( $property->get( $post_id ) as $tuple ) {
-				$tuples[] = $tuple;
-			}
-		}
-
-		// Finally return the tuples.
-		return $tuples;
-	}
+    /**
+     * A {@link Wordlift_Log_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
+     */
+    private $log;
+
+    /**
+     * The {@link Wordlift_Entity_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Entity_Service $entity_service The {@link Wordlift_Entity_Service} instance.
+     */
+    private $entity_service;
+
+    /**
+     * The {@link Wordlift_Entity_Type_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
+     */
+    private $entity_type_service;
+
+    /**
+     * The {@link Wordlift_Schema_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
+     */
+    private $schema_service;
+
+    /**
+     * The {@link Wordlift_Linked_Data_Service} singleton instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Linked_Data_Service $instance The {@link Wordlift_Linked_Data_Service} singleton instance.
+     */
+    private static $instance;
+
+    /**
+     * The {@link Wordlift_Sparql_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Sparql_Service $sparql_service The {@link Wordlift_Sparql_Service} instance.
+     */
+    private $sparql_service;
+
+    /**
+     * Create a {@link Wordlift_Linked_Data_Service} instance.
+     *
+     * @since 3.15.0
+     *
+     * @param \Wordlift_Entity_Service      $entity_service      The {@link Wordlift_Entity_Service} instance.
+     * @param \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
+     * @param \Wordlift_Schema_Service      $schema_service      The {@link Wordlift_Schema_Service} instance.
+     * @param \Wordlift_Sparql_Service      $sparql_service      The {@link Wordlift_Sparql_Service} instance.
+     */
+    public function __construct( $entity_service, $entity_type_service, $schema_service, $sparql_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Linked_Data_Service' );
+
+        $this->entity_service      = $entity_service;
+        $this->entity_type_service = $entity_type_service;
+        $this->schema_service      = $schema_service;
+        $this->sparql_service      = $sparql_service;
+
+        self::$instance = $this;
+
+    }
+
+    /**
+     * Get the singleton instance of {@link Wordlift_Linked_Data_Service}.
+     *
+     * @since 3.15.0
+     *
+     * @return Wordlift_Linked_Data_Service The singleton instance of <a href='psi_element://Wordlift_Linked_Data_Service'>Wordlift_Linked_Data_Service</a>.
+     */
+    public static function get_instance() {
+
+        return self::$instance;
+    }
+
+    /**
+     * Push a {@link WP_Post} to the Linked Data store.
+     *
+     * If the {@link WP_Post} is an entity and it's not of the `Article` type,
+     * then it is pushed to the remote Linked Data store.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     */
+    public function push( $post_id ) {
+
+        $this->log->debug( "Pushing post $post_id..." );
+
+        // Bail out if it's not an entity: we do NOT publish non entities or
+        // entities of type `Article`s.
+        if ( ! $this->entity_service->is_entity( $post_id ) ) {
+            $this->log->debug( "Post $post_id is not an entity." );
+
+            return;
+        }
+
+        // Bail out if the entity type is `Article`.
+        if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
+            $this->log->debug( "Post $post_id is an `Article`." );
+
+            return;
+        }
+
+        // Get the post and push it to the Linked Data store.
+        $this->do_push( $post_id );
+
+        // Reindex the triple store if buffering is turned off.
+        if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
+            wordlift_reindex_triple_store();
+        }
+
+    }
+
+    /**
+     * Remove the specified {@link WP_Post} from the Linked Data.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     */
+    public function remove( $post_id ) {
+
+        // Get the delete statements.
+        $deletes      = $this->get_delete_statements( $post_id );
+        $delete_query = implode( "\n", $deletes );
+        $this->sparql_service->execute( $delete_query );
+
+    }
+
+    /**
+     * Push an entity to the Linked Data store.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     */
+    private function do_push( $post_id ) {
+        $this->log->debug( "Doing post $post_id push..." );
+
+        // Get the post.
+        $post = get_post( $post_id );
+
+        // Bail out if the post isn't found.
+        if ( null === $post ) {
+            $this->log->debug( "Post $post_id not found." );
+
+            return;
+        }
+
+        // Bail out if the post isn't published.
+        if ( 'publish' !== $post->post_status ) {
+            $this->log->debug( "Post $post_id not published." );
+
+            return;
+        }
+
+        // Bail out if the URI isn't valid.
+        if ( ! $this->has_valid_uri( $post_id ) ) {
+            $this->log->debug( "Post $post_id URI invalid." );
+
+            return;
+        }
+
+        // First remove the post data.
+        $this->remove( $post_id );
+
+        // Get the insert statements.
+        $insert_tuples     = $this->get_insert_tuples( $post_id );
+        $insert_query_body = implode( "\n", $insert_tuples );
+        $insert_query      = "INSERT DATA { $insert_query_body };";
+        $this->sparql_service->execute( $insert_query );
+
+    }
+
+    /**
+     * Check if an entity's {@link WP_Post} has a valid URI.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The entity's {@link WP_Post}'s id.
+     *
+     * @return bool True if the URI is valid otherwise false.
+     */
+    private function has_valid_uri( $post_id ) {
+
+        // Get the entity's URI.
+        $uri = $this->entity_service->get_uri( $post_id );
+
+        // If the URI isn't found, return false.
+        if ( null === $uri ) {
+            return false;
+        }
+
+        // If the URI ends with a trailing slash, return false.
+        if ( '/' === substr( $uri, - 1 ) ) {
+            return false;
+        }
+
+        // URI is valid.
+        return true;
+    }
+
+    /**
+     * Get the delete statements.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     *
+     * @return array An array of delete statements.
+     */
+    private function get_delete_statements( $post_id ) {
+
+        // Get the entity URI.
+        $uri = $this->entity_service->get_uri( $post_id );
+
+        // Prepare the delete statements with the entity as subject.
+        $as_subject = array_map( function ( $item ) use ( $uri ) {
+            return Wordlift_Query_Builder::new_instance()
+                                            ->delete()
+                                            ->statement( $uri, $item, '?o' )
+                                            ->build();
+        }, $this->schema_service->get_all_predicates() );
+
+        // Prepare the delete statements with the entity as object.
+        $as_object = array_map( function ( $item ) use ( $uri ) {
+            return Wordlift_Query_Builder::new_instance()
+                                            ->delete()
+                                            ->statement( '?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI )
+                                            ->build();
+        }, $this->schema_service->get_all_predicates() );
+
+        // Merge the delete statements and return them.
+        return array_merge( $as_subject, $as_object );
+    }
+
+    /**
+     * Get the SPARQL insert tuples ( ?s ?p ?o ) for the specified {@link WP_Post}.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     *
+     * @return array An array of insert tuples.
+     */
+    private function get_insert_tuples( $post_id ) {
+
+        // Get the entity type.
+        $type = $this->entity_type_service->get( $post_id );
+
+        // Get the Linked Data properties.
+        $properties = $type['linked_data'];
+
+        // Accumulate the tuples.
+        $tuples = array();
+        /** @var Wordlift_Sparql_Tuple_Rendition $property */
+        foreach ( $properties as $property ) {
+            foreach ( $property->get( $post_id ) as $tuple ) {
+                $tuples[] = $tuple;
+            }
+        }
+
+        // Finally return the tuples.
+        return $tuples;
+    }
 
 }

Spacing +44 added lines, -44 removed lines

@@ -82,9 +82,9 @@ 
 	 * @param \Wordlift_Schema_Service      $schema_service      The {@link Wordlift_Schema_Service} instance.
 	 * @param \Wordlift_Sparql_Service      $sparql_service      The {@link Wordlift_Sparql_Service} instance.
 	 */
-	public function __construct( $entity_service, $entity_type_service, $schema_service, $sparql_service ) {
+	public function __construct($entity_service, $entity_type_service, $schema_service, $sparql_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Linked_Data_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Linked_Data_Service');
 
 		$this->entity_service      = $entity_service;
 		$this->entity_type_service = $entity_type_service;
@@ -117,30 +117,30 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	public function push( $post_id ) {
+	public function push($post_id) {
 
-		$this->log->debug( "Pushing post $post_id..." );
+		$this->log->debug("Pushing post $post_id...");
 
 		// Bail out if it's not an entity: we do NOT publish non entities or
 		// entities of type `Article`s.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			$this->log->debug( "Post $post_id is not an entity." );
+		if ( ! $this->entity_service->is_entity($post_id)) {
+			$this->log->debug("Post $post_id is not an entity.");
 
 			return;
 		}
 
 		// Bail out if the entity type is `Article`.
-		if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
-			$this->log->debug( "Post $post_id is an `Article`." );
+		if ($this->entity_type_service->has_entity_type($post_id, 'http://schema.org/Article')) {
+			$this->log->debug("Post $post_id is an `Article`.");
 
 			return;
 		}
 
 		// Get the post and push it to the Linked Data store.
-		$this->do_push( $post_id );
+		$this->do_push($post_id);
 
 		// Reindex the triple store if buffering is turned off.
-		if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
+		if (false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING) {
 			wordlift_reindex_triple_store();
 		}
 
@@ -153,12 +153,12 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	public function remove( $post_id ) {
+	public function remove($post_id) {
 
 		// Get the delete statements.
-		$deletes      = $this->get_delete_statements( $post_id );
-		$delete_query = implode( "\n", $deletes );
-		$this->sparql_service->execute( $delete_query );
+		$deletes      = $this->get_delete_statements($post_id);
+		$delete_query = implode("\n", $deletes);
+		$this->sparql_service->execute($delete_query);
 
 	}
 
@@ -169,41 +169,41 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	private function do_push( $post_id ) {
-		$this->log->debug( "Doing post $post_id push..." );
+	private function do_push($post_id) {
+		$this->log->debug("Doing post $post_id push...");
 
 		// Get the post.
-		$post = get_post( $post_id );
+		$post = get_post($post_id);
 
 		// Bail out if the post isn't found.
-		if ( null === $post ) {
-			$this->log->debug( "Post $post_id not found." );
+		if (null === $post) {
+			$this->log->debug("Post $post_id not found.");
 
 			return;
 		}
 
 		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->debug( "Post $post_id not published." );
+		if ('publish' !== $post->post_status) {
+			$this->log->debug("Post $post_id not published.");
 
 			return;
 		}
 
 		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->debug( "Post $post_id URI invalid." );
+		if ( ! $this->has_valid_uri($post_id)) {
+			$this->log->debug("Post $post_id URI invalid.");
 
 			return;
 		}
 
 		// First remove the post data.
-		$this->remove( $post_id );
+		$this->remove($post_id);
 
 		// Get the insert statements.
-		$insert_tuples     = $this->get_insert_tuples( $post_id );
-		$insert_query_body = implode( "\n", $insert_tuples );
+		$insert_tuples     = $this->get_insert_tuples($post_id);
+		$insert_query_body = implode("\n", $insert_tuples);
 		$insert_query      = "INSERT DATA { $insert_query_body };";
-		$this->sparql_service->execute( $insert_query );
+		$this->sparql_service->execute($insert_query);
 
 	}
 
@@ -216,18 +216,18 @@ 
 	 *
 	 * @return bool True if the URI is valid otherwise false.
 	 */
-	private function has_valid_uri( $post_id ) {
+	private function has_valid_uri($post_id) {
 
 		// Get the entity's URI.
-		$uri = $this->entity_service->get_uri( $post_id );
+		$uri = $this->entity_service->get_uri($post_id);
 
 		// If the URI isn't found, return false.
-		if ( null === $uri ) {
+		if (null === $uri) {
 			return false;
 		}
 
 		// If the URI ends with a trailing slash, return false.
-		if ( '/' === substr( $uri, - 1 ) ) {
+		if ('/' === substr($uri, - 1)) {
 			return false;
 		}
 
@@ -244,29 +244,29 @@ 
 	 *
 	 * @return array An array of delete statements.
 	 */
-	private function get_delete_statements( $post_id ) {
+	private function get_delete_statements($post_id) {
 
 		// Get the entity URI.
-		$uri = $this->entity_service->get_uri( $post_id );
+		$uri = $this->entity_service->get_uri($post_id);
 
 		// Prepare the delete statements with the entity as subject.
-		$as_subject = array_map( function ( $item ) use ( $uri ) {
+		$as_subject = array_map(function($item) use ($uri) {
 			return Wordlift_Query_Builder::new_instance()
 			                             ->delete()
-			                             ->statement( $uri, $item, '?o' )
+			                             ->statement($uri, $item, '?o')
 			                             ->build();
-		}, $this->schema_service->get_all_predicates() );
+		}, $this->schema_service->get_all_predicates());
 
 		// Prepare the delete statements with the entity as object.
-		$as_object = array_map( function ( $item ) use ( $uri ) {
+		$as_object = array_map(function($item) use ($uri) {
 			return Wordlift_Query_Builder::new_instance()
 			                             ->delete()
-			                             ->statement( '?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI )
+			                             ->statement('?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI)
 			                             ->build();
-		}, $this->schema_service->get_all_predicates() );
+		}, $this->schema_service->get_all_predicates());
 
 		// Merge the delete statements and return them.
-		return array_merge( $as_subject, $as_object );
+		return array_merge($as_subject, $as_object);
 	}
 
 	/**
@@ -278,10 +278,10 @@ 
 	 *
 	 * @return array An array of insert tuples.
 	 */
-	private function get_insert_tuples( $post_id ) {
+	private function get_insert_tuples($post_id) {
 
 		// Get the entity type.
-		$type = $this->entity_type_service->get( $post_id );
+		$type = $this->entity_type_service->get($post_id);
 
 		// Get the Linked Data properties.
 		$properties = $type['linked_data'];
@@ -289,8 +289,8 @@ 
 		// Accumulate the tuples.
 		$tuples = array();
 		/** @var Wordlift_Sparql_Tuple_Rendition $property */
-		foreach ( $properties as $property ) {
-			foreach ( $property->get( $post_id ) as $tuple ) {
+		foreach ($properties as $property) {
+			foreach ($property->get($post_id) as $tuple) {
 				$tuples[] = $tuple;
 			}
 		}

src/includes/class-wordlift-sample-data-service.php

Indentation +272 added lines, -272 removed lines

@@ -17,93 +17,93 @@ 
  */
 class Wordlift_Sample_Data_Service {
 
-	/**
-	 * An array of sample data.
-	 *
-	 * @since 3.12.0
-	 * @var array $samples An array of sample data.
-	 */
-	private $samples = array(
-		array(
-			'post'            => array(
-				'post_name'    => 'praesent_imperdiet_odio_sed_lectus_vulputate_finibus',
-				'post_title'   => 'Praesent imperdiet odio sed lectus vulputate finibus',
-				'post_content' => 'Praesent imperdiet odio sed lectus vulputate finibus. Donec placerat ex arcu, eget fermentum metus ullamcorper vitae. Cras interdum libero a tellus sagittis, sed ultricies sapien tincidunt. Aliquam sit amet vehicula sem. Mauris neque nisl, pellentesque ut molestie id, laoreet nec tortor. Sed tempus ornare est, nec dapibus enim ornare eu. Cras risus ligula, blandit ut faucibus ut, vulputate id ipsum. In vel purus at orci hendrerit cursus. Aliquam interdum lorem id dui maximus volutpat. Vestibulum mi velit, efficitur nec neque eu, posuere porta risus.',
-				'post_type'    => 'entity',
-				'post_status'  => 'publish',
-			),
-			'entity_type_uri' => 'http://schema.org/Event',
-		),
-		array(
-			'post'            => array(
-				'post_name'    => 'nullam_tempor_lectus_sit_amet_tincidunt_euismod',
-				'post_title'   => 'Nullam tempor lectus sit amet tincidunt euismod',
-				'post_content' => 'Nullam tempor lectus sit amet tincidunt euismod. Nunc posuere libero augue, eu pretium erat interdum id. Vivamus aliquam dui in mauris tempor, vitae vestibulum odio aliquet. Proin quis bibendum diam, nec tempus dui. Pellentesque sit amet justo vitae urna ornare volutpat quis consectetur nisl. Sed hendrerit purus et magna varius, sodales tincidunt velit finibus. Donec malesuada faucibus mattis. Morbi viverra sagittis justo nec luctus. Nullam et justo sed nisi fringilla rutrum sit amet a urna. Integer elementum, risus in condimentum rhoncus, nisi velit cursus tellus, sed sagittis ante tellus hendrerit ante. Donec et semper libero, vitae imperdiet ligula. Donec eleifend iaculis nisi sed mollis. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Proin faucibus magna ac lectus tempor iaculis quis in nisi. Mauris ac nibh lacinia, ultrices erat quis, rhoncus lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos.',
-				'post_type'    => 'entity',
-				'post_status'  => 'publish',
-			),
-			'entity_type_uri' => 'http://schema.org/Place',
-		),
-		array(
-			'post'            => array(
-				'post_name'    => 'praesent_luctus_tincidunt_odio_quis_aliquam',
-				'post_title'   => 'Praesent luctus tincidunt odio quis aliquam',
-				'post_content' => 'Praesent luctus tincidunt odio quis aliquam. Ut pellentesque odio nec turpis placerat, at rhoncus mauris elementum. Proin vehicula lectus a dolor bibendum, ut pretium lacus volutpat. Integer luctus enim sed odio dapibus tempus. Fusce elementum purus in diam dictum, sit amet ultricies leo molestie. Etiam id nunc tincidunt sapien tristique interdum ac at purus. Nulla eget laoreet turpis. Nullam id cursus nulla.',
-				'post_type'    => 'entity',
-				'post_status'  => 'publish',
-			),
-			'entity_type_uri' => 'http://schema.org/Organization',
-		),
-		array(
-			'post'            => array(
-				'post_name'    => 'lorem_ipsum_dolor_sit_amet__consectetur_adipiscing_elit',
-				'post_title'   => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit',
-				'post_content' => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.',
-				'post_type'    => 'entity',
-				'post_status'  => 'publish',
-			),
-			'entity_type_uri' => 'http://schema.org/CreativeWork',
-		),
-		array(
-			'post' =>
-				array(
-					'post_title'   => 'Praesent imperdiet odio sed lectus vulputate finibus',
-					'post_content' => '<span><span id="urn:enhancement-da554278-9522-2d83-76ad-8129d2292cb3" class="textannotation disambiguated wl-event" itemid="{dataset-uri}/entity/praesent_imperdiet_odio_sed_lectus_vulputate_finibus">Praesent imperdiet odio sed lectus vulputate finibus</span>. Donec placerat ex arcu, eget fermentum metus ullamcorper vitae. Cras interdum libero a tellus sagittis, sed ultricies sapien tincidunt. Aliquam sit amet vehicula sem. Mauris neque nisl, pellentesque ut molestie id, laoreet nec tortor. Sed tempus ornare est, nec dapibus enim ornare eu. Cras risus ligula, blandit ut faucibus ut, vulputate id ipsum. In vel purus at orci hendrerit cursus. Aliquam interdum lorem id dui maximus volutpat. Vestibulum mi velit, efficitur nec neque eu, posuere porta risus.</span>',
-					'post_type'    => 'post',
-					'post_status'  => 'publish',
-				),
-		),
-		array(
-			'post' =>
-				array(
-					'post_title'   => 'Nullam tempor lectus sit amet tincidunt euismod',
-					'post_content' => '<span><span id="urn:local-text-annotation-p8i5o4279ex3rsbwqkrx9z5mh1ox91ae" class="textannotation disambiguated wl-place" itemid="{dataset-uri}/entity/nullam_tempor_lectus_sit_amet_tincidunt_euismod">Nullam tempor lectus sit amet tincidunt euismod</span>. Nunc posuere libero augue, eu pretium erat interdum id. Vivamus aliquam dui in mauris tempor, vitae vestibulum odio aliquet. Proin quis bibendum diam, nec tempus dui. Pellentesque sit amet justo vitae urna ornare volutpat quis consectetur nisl. Sed hendrerit purus et magna varius, sodales tincidunt velit finibus. Donec malesuada faucibus mattis. Morbi viverra sagittis justo nec luctus. Nullam et justo sed nisi fringilla rutrum sit amet a urna. Integer elementum, risus in condimentum rhoncus, nisi velit cursus tellus, sed sagittis ante tellus hendrerit ante. Donec et semper libero, vitae imperdiet ligula. Donec eleifend iaculis nisi sed mollis. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Proin faucibus magna ac lectus tempor iaculis quis in nisi. Mauris ac nibh lacinia, ultrices erat quis, rhoncus lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos.</span>',
-					'post_type'    => 'post',
-					'post_status'  => 'publish',
-				),
-		),
-		array(
-			'post' =>
-				array(
-					'post_title'   => 'Praesent luctus tincidunt odio quis aliquam',
-					'post_content' => '<span><span id="urn:enhancement-b3487a20-4696-b6d9-6c55-842445f5c263" class="textannotation disambiguated wl-organization" itemid="{dataset-uri}/entity/praesent_luctus_tincidunt_odio_quis_aliquam">Praesent luctus tincidunt odio quis aliquam</span>. Ut pellentesque odio nec turpis placerat, at rhoncus mauris elementum. Proin vehicula lectus a dolor bibendum, ut pretium lacus volutpat. Integer luctus enim sed odio dapibus tempus. Fusce elementum purus in diam dictum, sit amet ultricies leo molestie. Etiam id nunc tincidunt sapien tristique interdum ac at purus. Nulla eget laoreet turpis. Nullam id cursus nulla.</span>',
-					'post_type'    => 'post',
-					'post_status'  => 'publish',
-				),
-		),
-		array(
-			'post' =>
-				array(
-					'post_title'   => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit',
-					'post_content' => '<span><span id="urn:enhancement-4edc3bde-d275-22f9-8d50-0b707596b292" class="textannotation disambiguated wl-thing" itemid="{dataset-uri}/entity/lorem_ipsum_dolor_sit_amet__consectetur_adipiscing_elit">Lorem ipsum dolor sit amet, consectetur adipiscing elit</span>. Proin rutrum ultrices nulla ut elementum. Nunc nec lacus tortor. Curabitur bibendum imperdiet luctus. Vivamus a faucibus dolor. Donec blandit malesuada risus. Vestibulum volutpat ut tellus sed tincidunt. Sed id tincidunt velit. Integer sed felis id libero fringilla molestie vitae id orci. Ut vel purus ullamcorper, feugiat tortor non, iaculis neque. Vivamus vitae vehicula sem. Mauris fermentum, metus id vestibulum sodales, lorem lacus efficitur ante, non vestibulum ligula ligula a turpis. Vivamus quis scelerisque massa.</span>',
-					'post_type'    => 'post',
-					'post_status'  => 'publish',
-				),
-		),
-		array(
-			'post' => array(
-				'post_title'   => 'Lorem ipsum',
-				'post_content' => "
+    /**
+     * An array of sample data.
+     *
+     * @since 3.12.0
+     * @var array $samples An array of sample data.
+     */
+    private $samples = array(
+        array(
+            'post'            => array(
+                'post_name'    => 'praesent_imperdiet_odio_sed_lectus_vulputate_finibus',
+                'post_title'   => 'Praesent imperdiet odio sed lectus vulputate finibus',
+                'post_content' => 'Praesent imperdiet odio sed lectus vulputate finibus. Donec placerat ex arcu, eget fermentum metus ullamcorper vitae. Cras interdum libero a tellus sagittis, sed ultricies sapien tincidunt. Aliquam sit amet vehicula sem. Mauris neque nisl, pellentesque ut molestie id, laoreet nec tortor. Sed tempus ornare est, nec dapibus enim ornare eu. Cras risus ligula, blandit ut faucibus ut, vulputate id ipsum. In vel purus at orci hendrerit cursus. Aliquam interdum lorem id dui maximus volutpat. Vestibulum mi velit, efficitur nec neque eu, posuere porta risus.',
+                'post_type'    => 'entity',
+                'post_status'  => 'publish',
+            ),
+            'entity_type_uri' => 'http://schema.org/Event',
+        ),
+        array(
+            'post'            => array(
+                'post_name'    => 'nullam_tempor_lectus_sit_amet_tincidunt_euismod',
+                'post_title'   => 'Nullam tempor lectus sit amet tincidunt euismod',
+                'post_content' => 'Nullam tempor lectus sit amet tincidunt euismod. Nunc posuere libero augue, eu pretium erat interdum id. Vivamus aliquam dui in mauris tempor, vitae vestibulum odio aliquet. Proin quis bibendum diam, nec tempus dui. Pellentesque sit amet justo vitae urna ornare volutpat quis consectetur nisl. Sed hendrerit purus et magna varius, sodales tincidunt velit finibus. Donec malesuada faucibus mattis. Morbi viverra sagittis justo nec luctus. Nullam et justo sed nisi fringilla rutrum sit amet a urna. Integer elementum, risus in condimentum rhoncus, nisi velit cursus tellus, sed sagittis ante tellus hendrerit ante. Donec et semper libero, vitae imperdiet ligula. Donec eleifend iaculis nisi sed mollis. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Proin faucibus magna ac lectus tempor iaculis quis in nisi. Mauris ac nibh lacinia, ultrices erat quis, rhoncus lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos.',
+                'post_type'    => 'entity',
+                'post_status'  => 'publish',
+            ),
+            'entity_type_uri' => 'http://schema.org/Place',
+        ),
+        array(
+            'post'            => array(
+                'post_name'    => 'praesent_luctus_tincidunt_odio_quis_aliquam',
+                'post_title'   => 'Praesent luctus tincidunt odio quis aliquam',
+                'post_content' => 'Praesent luctus tincidunt odio quis aliquam. Ut pellentesque odio nec turpis placerat, at rhoncus mauris elementum. Proin vehicula lectus a dolor bibendum, ut pretium lacus volutpat. Integer luctus enim sed odio dapibus tempus. Fusce elementum purus in diam dictum, sit amet ultricies leo molestie. Etiam id nunc tincidunt sapien tristique interdum ac at purus. Nulla eget laoreet turpis. Nullam id cursus nulla.',
+                'post_type'    => 'entity',
+                'post_status'  => 'publish',
+            ),
+            'entity_type_uri' => 'http://schema.org/Organization',
+        ),
+        array(
+            'post'            => array(
+                'post_name'    => 'lorem_ipsum_dolor_sit_amet__consectetur_adipiscing_elit',
+                'post_title'   => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit',
+                'post_content' => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.',
+                'post_type'    => 'entity',
+                'post_status'  => 'publish',
+            ),
+            'entity_type_uri' => 'http://schema.org/CreativeWork',
+        ),
+        array(
+            'post' =>
+                array(
+                    'post_title'   => 'Praesent imperdiet odio sed lectus vulputate finibus',
+                    'post_content' => '<span><span id="urn:enhancement-da554278-9522-2d83-76ad-8129d2292cb3" class="textannotation disambiguated wl-event" itemid="{dataset-uri}/entity/praesent_imperdiet_odio_sed_lectus_vulputate_finibus">Praesent imperdiet odio sed lectus vulputate finibus</span>. Donec placerat ex arcu, eget fermentum metus ullamcorper vitae. Cras interdum libero a tellus sagittis, sed ultricies sapien tincidunt. Aliquam sit amet vehicula sem. Mauris neque nisl, pellentesque ut molestie id, laoreet nec tortor. Sed tempus ornare est, nec dapibus enim ornare eu. Cras risus ligula, blandit ut faucibus ut, vulputate id ipsum. In vel purus at orci hendrerit cursus. Aliquam interdum lorem id dui maximus volutpat. Vestibulum mi velit, efficitur nec neque eu, posuere porta risus.</span>',
+                    'post_type'    => 'post',
+                    'post_status'  => 'publish',
+                ),
+        ),
+        array(
+            'post' =>
+                array(
+                    'post_title'   => 'Nullam tempor lectus sit amet tincidunt euismod',
+                    'post_content' => '<span><span id="urn:local-text-annotation-p8i5o4279ex3rsbwqkrx9z5mh1ox91ae" class="textannotation disambiguated wl-place" itemid="{dataset-uri}/entity/nullam_tempor_lectus_sit_amet_tincidunt_euismod">Nullam tempor lectus sit amet tincidunt euismod</span>. Nunc posuere libero augue, eu pretium erat interdum id. Vivamus aliquam dui in mauris tempor, vitae vestibulum odio aliquet. Proin quis bibendum diam, nec tempus dui. Pellentesque sit amet justo vitae urna ornare volutpat quis consectetur nisl. Sed hendrerit purus et magna varius, sodales tincidunt velit finibus. Donec malesuada faucibus mattis. Morbi viverra sagittis justo nec luctus. Nullam et justo sed nisi fringilla rutrum sit amet a urna. Integer elementum, risus in condimentum rhoncus, nisi velit cursus tellus, sed sagittis ante tellus hendrerit ante. Donec et semper libero, vitae imperdiet ligula. Donec eleifend iaculis nisi sed mollis. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Proin faucibus magna ac lectus tempor iaculis quis in nisi. Mauris ac nibh lacinia, ultrices erat quis, rhoncus lectus. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos.</span>',
+                    'post_type'    => 'post',
+                    'post_status'  => 'publish',
+                ),
+        ),
+        array(
+            'post' =>
+                array(
+                    'post_title'   => 'Praesent luctus tincidunt odio quis aliquam',
+                    'post_content' => '<span><span id="urn:enhancement-b3487a20-4696-b6d9-6c55-842445f5c263" class="textannotation disambiguated wl-organization" itemid="{dataset-uri}/entity/praesent_luctus_tincidunt_odio_quis_aliquam">Praesent luctus tincidunt odio quis aliquam</span>. Ut pellentesque odio nec turpis placerat, at rhoncus mauris elementum. Proin vehicula lectus a dolor bibendum, ut pretium lacus volutpat. Integer luctus enim sed odio dapibus tempus. Fusce elementum purus in diam dictum, sit amet ultricies leo molestie. Etiam id nunc tincidunt sapien tristique interdum ac at purus. Nulla eget laoreet turpis. Nullam id cursus nulla.</span>',
+                    'post_type'    => 'post',
+                    'post_status'  => 'publish',
+                ),
+        ),
+        array(
+            'post' =>
+                array(
+                    'post_title'   => 'Lorem ipsum dolor sit amet, consectetur adipiscing elit',
+                    'post_content' => '<span><span id="urn:enhancement-4edc3bde-d275-22f9-8d50-0b707596b292" class="textannotation disambiguated wl-thing" itemid="{dataset-uri}/entity/lorem_ipsum_dolor_sit_amet__consectetur_adipiscing_elit">Lorem ipsum dolor sit amet, consectetur adipiscing elit</span>. Proin rutrum ultrices nulla ut elementum. Nunc nec lacus tortor. Curabitur bibendum imperdiet luctus. Vivamus a faucibus dolor. Donec blandit malesuada risus. Vestibulum volutpat ut tellus sed tincidunt. Sed id tincidunt velit. Integer sed felis id libero fringilla molestie vitae id orci. Ut vel purus ullamcorper, feugiat tortor non, iaculis neque. Vivamus vitae vehicula sem. Mauris fermentum, metus id vestibulum sodales, lorem lacus efficitur ante, non vestibulum ligula ligula a turpis. Vivamus quis scelerisque massa.</span>',
+                    'post_type'    => 'post',
+                    'post_status'  => 'publish',
+                ),
+        ),
+        array(
+            'post' => array(
+                'post_title'   => 'Lorem ipsum',
+                'post_content' => "
 					<span id=\"urn:enhancement-28cb4112-64cf-bd49-ef97-a2ee54727de7\" class=\"textannotation disambiguated wl-thing\" itemid=\"{dataset-uri}/entity/lorem_ipsum_dolor_sit_amet__consectetur_adipiscing_elit\">Lorem ipsum</span> dolor sit amet, consectetur adipiscing elit. Proin rutrum ultrices nulla ut elementum. Nunc nec lacus tortor. Curabitur bibendum imperdiet luctus. Vivamus a faucibus dolor. Donec blandit malesuada risus. Vestibulum volutpat ut tellus sed tincidunt. Sed id tincidunt velit. Integer sed felis id libero fringilla molestie vitae id orci. Ut vel purus ullamcorper, feugiat tortor non, iaculis neque. Vivamus vitae vehicula sem. Mauris fermentum, metus id vestibulum sodales, lorem lacus efficitur ante, non vestibulum ligula ligula a turpis. Vivamus quis scelerisque massa.
 					
 					[wl_navigator]
@@ -118,190 +118,190 @@ 
 					
 					<span id=\"urn:local-text-annotation-v0kqdtx685n6cg9jrfvl67amkhm28hxh\" class=\"textannotation disambiguated wl-event\" itemid=\"{dataset-uri}/entity/praesent_imperdiet_odio_sed_lectus_vulputate_finibus\">Praesent imperdiet odio sed lectus vulputate finibus</span>. Donec placerat ex arcu, eget fermentum metus ullamcorper vitae. Cras interdum libero a tellus sagittis, sed ultricies sapien tincidunt. Aliquam sit amet vehicula sem. Mauris neque nisl, pellentesque ut molestie id, laoreet nec tortor. Sed tempus ornare est, nec dapibus enim ornare eu. Cras risus ligula, blandit ut faucibus ut, vulputate id ipsum. In vel purus at orci hendrerit cursus. Aliquam interdum lorem id dui maximus volutpat. Vestibulum mi velit, efficitur nec neque eu, posuere porta risus.
 					",
-				'post_type'    => 'post',
-				'post_status'  => 'publish',
-			),
-		),
-	);
-
-	/**
-	 * The {@link Wordlift_Entity_Type_Service} instance.
-	 *
-	 * @since  3.12.0
-	 * @access private
-	 * @var \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 */
-	private $entity_type_service;
-
-	/**
-	 * The {@link Wordlift_Configuration_Service} instance.
-	 *
-	 * @since  3.12.0
-	 * @access private
-	 * @var \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
-	 */
-	private $configuration_service;
-
-	/**
-	 * Create a {@link Wordlift_Sample_Data_Service} instance.
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param \Wordlift_Entity_Type_Service   $entity_type_service   The {@link Wordlift_Entity_Type_Service} instance.
-	 * @param \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
-	 */
-	function __construct( $entity_type_service, $configuration_service ) {
-
-		$this->entity_type_service   = $entity_type_service;
-		$this->configuration_service = $configuration_service;
-	}
-
-	/**
-	 * Create sample data in this WordPress instance.
-	 *
-	 * @since 3.12.0
-	 */
-	function create() {
-
-		// Get the source image path.
-		$source = plugin_dir_path( dirname( __FILE__ ) ) . 'images/rome.png';
-
-		// Create an attachment with the local file.
-		$attachment_id = $this->create_attachment_from_local_file( $source );
-
-		// Add a flag to signal the attachment is sample data and allow easy delete
-		// afterwards.
-		add_post_meta( $attachment_id, '_wl_sample_data', 1, true );
-
-		// Get the dataset URI, used for replacements in the `post_content`.
-		$dataset_uri = $this->configuration_service->get_dataset_uri();
-
-		// Create 4 entities.
-		// Create 4 posts referencing each one entity.
-		// Create 1 post referencing all the entities.
-		foreach ( $this->samples as $sample ) {
-
-			// Get the post data.
-			$post = array_replace_recursive( $sample['post'], array( 'post_content' => str_replace( '{dataset-uri}', $dataset_uri, $sample['post']['post_content'] ) ) );
-
-			// Insert the post.
-			$post_id = wp_insert_post( $post );
-
-			// Add a flag to signal the post is sample data and allow easy delete
-			// afterwards.
-			add_post_meta( $post_id, '_wl_sample_data', 1, true );
-
-			// Set the psot thumbnail.
-			set_post_thumbnail( $post_id, $attachment_id );
-
-			// If the `entity_type_uri` property is set, set it on the post.
-			if ( isset( $sample['entity_type_uri'] ) ) {
-				$this->entity_type_service->set( $post_id, $sample['entity_type_uri'] );
-			}
-
-		}
-
-
-	}
-
-	/**
-	 * Remove the sample data from this WordPress instance.
-	 *
-	 * @since 3.12.0
-	 */
-	function delete() {
-
-		$this->delete_by_type( 'post' );
-		$this->delete_by_type( 'entity' );
-		$this->delete_by_type( 'attachment' );
-
-	}
-
-	/**
-	 * Remove the sample data of the specified type (e.g. `post`, `entity`, `attachment`)
-	 * from the local WordPress instance.
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param string $type WordPress {@link WP_Post}'s type, e.g. `post`, `entity`, `attachment`.
-	 */
-	private function delete_by_type( $type ) {
-
-		$posts = get_posts( array(
-			'meta_key'    => '_wl_sample_data',
-			'meta_value'  => 1,
-			'post_status' => 'any',
-			'post_type'   => $type,
-		) );
-
-		foreach ( $posts as $post ) {
-			wp_delete_post( $post->ID, true );
-		}
-
-	}
-
-	/**
-	 * Create a WordPress' attachment using the specified file.
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param string $source The source file path.
-	 *
-	 * @return int WordPress' attachment's id.
-	 */
-	private function create_attachment_from_local_file( $source ) {
-
-		// Get the path to the upload directory.
-		$upload_dir  = wp_upload_dir();
-		$upload_path = $upload_dir['path'];
-
-		// Get the destination image path.
-		$destination = $upload_path . '/wl-sample-data.png';
-
-		// Copy the source file to the destination.
-		@copy( $source, $destination );
-
-		return $this->create_attachment( $destination );
-	}
-
-	/**
-	 * Create a WordPress attachment using the specified file in the upload folder.
-	 *
-	 * @see   https://codex.wordpress.org/Function_Reference/wp_insert_attachment
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param string $filename The image filename.
-	 *
-	 * @return int The attachment id.
-	 */
-	private function create_attachment( $filename ) {
-
-		// Check the type of file. We'll use this as the 'post_mime_type'.
-		$filetype = wp_check_filetype( basename( $filename ), null );
-
-		// Get the path to the upload directory.
-		$wp_upload_dir = wp_upload_dir();
-
-		// Prepare an array of post data for the attachment.
-		$attachment = array(
-			'guid'           => $wp_upload_dir['url'] . '/' . basename( $filename ),
-			'post_mime_type' => $filetype['type'],
-			'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
-			'post_content'   => '',
-			'post_status'    => 'inherit',
-		);
-
-		// Insert the attachment.
-		$attachment_id = wp_insert_attachment( $attachment, $filename );
-
-		// Generate the metadata for the attachment, and update the database record.
-		$attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
-
-		// Update the attachment metadata.
-		wp_update_attachment_metadata( $attachment_id, $attachment_data );
-
-		return $attachment_id;
-	}
+                'post_type'    => 'post',
+                'post_status'  => 'publish',
+            ),
+        ),
+    );
+
+    /**
+     * The {@link Wordlift_Entity_Type_Service} instance.
+     *
+     * @since  3.12.0
+     * @access private
+     * @var \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
+     */
+    private $entity_type_service;
+
+    /**
+     * The {@link Wordlift_Configuration_Service} instance.
+     *
+     * @since  3.12.0
+     * @access private
+     * @var \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
+     */
+    private $configuration_service;
+
+    /**
+     * Create a {@link Wordlift_Sample_Data_Service} instance.
+     *
+     * @since 3.12.0
+     *
+     * @param \Wordlift_Entity_Type_Service   $entity_type_service   The {@link Wordlift_Entity_Type_Service} instance.
+     * @param \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
+     */
+    function __construct( $entity_type_service, $configuration_service ) {
+
+        $this->entity_type_service   = $entity_type_service;
+        $this->configuration_service = $configuration_service;
+    }
+
+    /**
+     * Create sample data in this WordPress instance.
+     *
+     * @since 3.12.0
+     */
+    function create() {
+
+        // Get the source image path.
+        $source = plugin_dir_path( dirname( __FILE__ ) ) . 'images/rome.png';
+
+        // Create an attachment with the local file.
+        $attachment_id = $this->create_attachment_from_local_file( $source );
+
+        // Add a flag to signal the attachment is sample data and allow easy delete
+        // afterwards.
+        add_post_meta( $attachment_id, '_wl_sample_data', 1, true );
+
+        // Get the dataset URI, used for replacements in the `post_content`.
+        $dataset_uri = $this->configuration_service->get_dataset_uri();
+
+        // Create 4 entities.
+        // Create 4 posts referencing each one entity.
+        // Create 1 post referencing all the entities.
+        foreach ( $this->samples as $sample ) {
+
+            // Get the post data.
+            $post = array_replace_recursive( $sample['post'], array( 'post_content' => str_replace( '{dataset-uri}', $dataset_uri, $sample['post']['post_content'] ) ) );
+
+            // Insert the post.
+            $post_id = wp_insert_post( $post );
+
+            // Add a flag to signal the post is sample data and allow easy delete
+            // afterwards.
+            add_post_meta( $post_id, '_wl_sample_data', 1, true );
+
+            // Set the psot thumbnail.
+            set_post_thumbnail( $post_id, $attachment_id );
+
+            // If the `entity_type_uri` property is set, set it on the post.
+            if ( isset( $sample['entity_type_uri'] ) ) {
+                $this->entity_type_service->set( $post_id, $sample['entity_type_uri'] );
+            }
+
+        }
+
+
+    }
+
+    /**
+     * Remove the sample data from this WordPress instance.
+     *
+     * @since 3.12.0
+     */
+    function delete() {
+
+        $this->delete_by_type( 'post' );
+        $this->delete_by_type( 'entity' );
+        $this->delete_by_type( 'attachment' );
+
+    }
+
+    /**
+     * Remove the sample data of the specified type (e.g. `post`, `entity`, `attachment`)
+     * from the local WordPress instance.
+     *
+     * @since 3.12.0
+     *
+     * @param string $type WordPress {@link WP_Post}'s type, e.g. `post`, `entity`, `attachment`.
+     */
+    private function delete_by_type( $type ) {
+
+        $posts = get_posts( array(
+            'meta_key'    => '_wl_sample_data',
+            'meta_value'  => 1,
+            'post_status' => 'any',
+            'post_type'   => $type,
+        ) );
+
+        foreach ( $posts as $post ) {
+            wp_delete_post( $post->ID, true );
+        }
+
+    }
+
+    /**
+     * Create a WordPress' attachment using the specified file.
+     *
+     * @since 3.12.0
+     *
+     * @param string $source The source file path.
+     *
+     * @return int WordPress' attachment's id.
+     */
+    private function create_attachment_from_local_file( $source ) {
+
+        // Get the path to the upload directory.
+        $upload_dir  = wp_upload_dir();
+        $upload_path = $upload_dir['path'];
+
+        // Get the destination image path.
+        $destination = $upload_path . '/wl-sample-data.png';
+
+        // Copy the source file to the destination.
+        @copy( $source, $destination );
+
+        return $this->create_attachment( $destination );
+    }
+
+    /**
+     * Create a WordPress attachment using the specified file in the upload folder.
+     *
+     * @see   https://codex.wordpress.org/Function_Reference/wp_insert_attachment
+     *
+     * @since 3.12.0
+     *
+     * @param string $filename The image filename.
+     *
+     * @return int The attachment id.
+     */
+    private function create_attachment( $filename ) {
+
+        // Check the type of file. We'll use this as the 'post_mime_type'.
+        $filetype = wp_check_filetype( basename( $filename ), null );
+
+        // Get the path to the upload directory.
+        $wp_upload_dir = wp_upload_dir();
+
+        // Prepare an array of post data for the attachment.
+        $attachment = array(
+            'guid'           => $wp_upload_dir['url'] . '/' . basename( $filename ),
+            'post_mime_type' => $filetype['type'],
+            'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
+            'post_content'   => '',
+            'post_status'    => 'inherit',
+        );
+
+        // Insert the attachment.
+        $attachment_id = wp_insert_attachment( $attachment, $filename );
+
+        // Generate the metadata for the attachment, and update the database record.
+        $attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
+
+        // Update the attachment metadata.
+        wp_update_attachment_metadata( $attachment_id, $attachment_data );
+
+        return $attachment_id;
+    }
 
 }

Spacing +30 added lines, -30 removed lines

@@ -150,7 +150,7 @@ 
 	 * @param \Wordlift_Entity_Type_Service   $entity_type_service   The {@link Wordlift_Entity_Type_Service} instance.
 	 * @param \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
 	 */
-	function __construct( $entity_type_service, $configuration_service ) {
+	function __construct($entity_type_service, $configuration_service) {
 
 		$this->entity_type_service   = $entity_type_service;
 		$this->configuration_service = $configuration_service;
@@ -164,14 +164,14 @@ 
 	function create() {
 
 		// Get the source image path.
-		$source = plugin_dir_path( dirname( __FILE__ ) ) . 'images/rome.png';
+		$source = plugin_dir_path(dirname(__FILE__)).'images/rome.png';
 
 		// Create an attachment with the local file.
-		$attachment_id = $this->create_attachment_from_local_file( $source );
+		$attachment_id = $this->create_attachment_from_local_file($source);
 
 		// Add a flag to signal the attachment is sample data and allow easy delete
 		// afterwards.
-		add_post_meta( $attachment_id, '_wl_sample_data', 1, true );
+		add_post_meta($attachment_id, '_wl_sample_data', 1, true);
 
 		// Get the dataset URI, used for replacements in the `post_content`.
 		$dataset_uri = $this->configuration_service->get_dataset_uri();
@@ -179,24 +179,24 @@ 
 		// Create 4 entities.
 		// Create 4 posts referencing each one entity.
 		// Create 1 post referencing all the entities.
-		foreach ( $this->samples as $sample ) {
+		foreach ($this->samples as $sample) {
 
 			// Get the post data.
-			$post = array_replace_recursive( $sample['post'], array( 'post_content' => str_replace( '{dataset-uri}', $dataset_uri, $sample['post']['post_content'] ) ) );
+			$post = array_replace_recursive($sample['post'], array('post_content' => str_replace('{dataset-uri}', $dataset_uri, $sample['post']['post_content'])));
 
 			// Insert the post.
-			$post_id = wp_insert_post( $post );
+			$post_id = wp_insert_post($post);
 
 			// Add a flag to signal the post is sample data and allow easy delete
 			// afterwards.
-			add_post_meta( $post_id, '_wl_sample_data', 1, true );
+			add_post_meta($post_id, '_wl_sample_data', 1, true);
 
 			// Set the psot thumbnail.
-			set_post_thumbnail( $post_id, $attachment_id );
+			set_post_thumbnail($post_id, $attachment_id);
 
 			// If the `entity_type_uri` property is set, set it on the post.
-			if ( isset( $sample['entity_type_uri'] ) ) {
-				$this->entity_type_service->set( $post_id, $sample['entity_type_uri'] );
+			if (isset($sample['entity_type_uri'])) {
+				$this->entity_type_service->set($post_id, $sample['entity_type_uri']);
 			}
 
 		}
@@ -211,9 +211,9 @@ 
 	 */
 	function delete() {
 
-		$this->delete_by_type( 'post' );
-		$this->delete_by_type( 'entity' );
-		$this->delete_by_type( 'attachment' );
+		$this->delete_by_type('post');
+		$this->delete_by_type('entity');
+		$this->delete_by_type('attachment');
 
 	}
 
@@ -225,17 +225,17 @@ 
 	 *
 	 * @param string $type WordPress {@link WP_Post}'s type, e.g. `post`, `entity`, `attachment`.
 	 */
-	private function delete_by_type( $type ) {
+	private function delete_by_type($type) {
 
-		$posts = get_posts( array(
+		$posts = get_posts(array(
 			'meta_key'    => '_wl_sample_data',
 			'meta_value'  => 1,
 			'post_status' => 'any',
 			'post_type'   => $type,
-		) );
+		));
 
-		foreach ( $posts as $post ) {
-			wp_delete_post( $post->ID, true );
+		foreach ($posts as $post) {
+			wp_delete_post($post->ID, true);
 		}
 
 	}
@@ -249,19 +249,19 @@ 
 	 *
 	 * @return int WordPress' attachment's id.
 	 */
-	private function create_attachment_from_local_file( $source ) {
+	private function create_attachment_from_local_file($source) {
 
 		// Get the path to the upload directory.
 		$upload_dir  = wp_upload_dir();
 		$upload_path = $upload_dir['path'];
 
 		// Get the destination image path.
-		$destination = $upload_path . '/wl-sample-data.png';
+		$destination = $upload_path.'/wl-sample-data.png';
 
 		// Copy the source file to the destination.
-		@copy( $source, $destination );
+		@copy($source, $destination);
 
-		return $this->create_attachment( $destination );
+		return $this->create_attachment($destination);
 	}
 
 	/**
@@ -275,31 +275,31 @@ 
 	 *
 	 * @return int The attachment id.
 	 */
-	private function create_attachment( $filename ) {
+	private function create_attachment($filename) {
 
 		// Check the type of file. We'll use this as the 'post_mime_type'.
-		$filetype = wp_check_filetype( basename( $filename ), null );
+		$filetype = wp_check_filetype(basename($filename), null);
 
 		// Get the path to the upload directory.
 		$wp_upload_dir = wp_upload_dir();
 
 		// Prepare an array of post data for the attachment.
 		$attachment = array(
-			'guid'           => $wp_upload_dir['url'] . '/' . basename( $filename ),
+			'guid'           => $wp_upload_dir['url'].'/'.basename($filename),
 			'post_mime_type' => $filetype['type'],
-			'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
+			'post_title'     => preg_replace('/\.[^.]+$/', '', basename($filename)),
 			'post_content'   => '',
 			'post_status'    => 'inherit',
 		);
 
 		// Insert the attachment.
-		$attachment_id = wp_insert_attachment( $attachment, $filename );
+		$attachment_id = wp_insert_attachment($attachment, $filename);
 
 		// Generate the metadata for the attachment, and update the database record.
-		$attachment_data = wp_generate_attachment_metadata( $attachment_id, $filename );
+		$attachment_data = wp_generate_attachment_metadata($attachment_id, $filename);
 
 		// Update the attachment metadata.
-		wp_update_attachment_metadata( $attachment_id, $attachment_data );
+		wp_update_attachment_metadata($attachment_id, $attachment_data);
 
 		return $attachment_id;
 	}

src/includes/class-wordlift-rating-service.php

Indentation +369 added lines, -369 removed lines

@@ -14,374 +14,374 @@
  */
 class Wordlift_Rating_Service {
 
-	/**
-	 * Entity rating max.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_MAX = 7;
-
-	/**
-	 * Entity rating score meta key.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_RAW_SCORE_META_KEY = '_wl_entity_rating_raw_score';
-
-	/**
-	 * Entity rating warnings meta key.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNINGS_META_KEY = '_wl_entity_rating_warnings';
-
-	/**
-	 * Entity warning has related post identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_RELATED_POSTS = 'There are no related posts for the current entity.';
-
-	/**
-	 * Entity warning has content post identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_CONTENT_POST = 'This entity has not description.';
-
-	/**
-	 * Entity warning has related entities identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_RELATED_ENTITIES = 'There are no related entities for the current entity.';
-
-	/**
-	 * Entity warning is published identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_IS_PUBLISHED = 'This entity is not published. It will not appear within analysis results.';
-
-	/**
-	 * Entity warning has thumbnail identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_THUMBNAIL = 'This entity has no featured image yet.';
-
-	/**
-	 * Entity warning has same as identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_SAME_AS = 'There are no sameAs configured for this entity.';
-
-	/**
-	 * Entity warning has completed metadata identifier.
-	 *
-	 * @since 3.3.0
-	 */
-	const RATING_WARNING_HAS_COMPLETED_METADATA = 'Schema.org metadata for this entity are not completed.';
-
-	/**
-	 * A {@link Wordlift_Entity_Service} instance.
-	 *
-	 * @since  3.10.0
-	 * @access private
-	 * @var Wordlift_Entity_Service $entity_service A {@link Wordlift_Entity_Service} instance.
-	 */
-	private $entity_service;
-
-	/**
-	 *  A {@link Wordlift_Entity_Type_Service} instance.
-	 *
-	 * @since  3.10.0
-	 * @access private
-	 * @var Wordlift_Entity_Type_Service $entity_type_service A {@link Wordlift_Entity_Type_Service} instance.
-	 */
-	private $entity_type_service;
-
-	/**
-	 * The Notice service.
-	 *
-	 * @since  3.3.0
-	 * @access private
-	 * @var \Wordlift_Notice_Service $notice_service The Notice service.
-	 */
-	private $notice_service;
-
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since  3.10.0
-	 * @access private
-	 * @var Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * Create a {@link Wordlift_Rating_Service} instance.
-	 *
-	 * @since 3.10.0
-	 *
-	 * @param \Wordlift_Entity_Service      $entity_service      A {@link Wordlift_Entity_Service} instance.
-	 * @param \Wordlift_Entity_Type_Service $entity_type_service A {@link Wordlift_Entity_Type_Service} instance.
-	 * @param \Wordlift_Notice_Service      $notice_service      A {@link Wordlift_Notice_Service} instance.
-	 */
-	public function __construct( $entity_service, $entity_type_service, $notice_service ) {
-
-		$this->entity_service      = $entity_service;
-		$this->entity_type_service = $entity_type_service;
-		$this->notice_service      = $notice_service;
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rating_Service' );
-
-	}
-
-	/**
-	 * Set rating for a given entity.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param int $post_id The entity post id.
-	 *
-	 * @return array An array representing the rating obj.
-	 */
-	public function set_rating_for( $post_id ) {
-
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			return;
-		}
-
-		// Calculate rating for the given post.
-		$rating = $this->calculate_rating_for( $post_id );
-
-		// Store the rating on db as post meta. Please notice that RATING_RAW_SCORE_META_KEY
-		// is saved on a different meta to allow score sorting. Both meta are managed as unique.
-		//
-		// See https://codex.wordpress.org/Function_Reference/update_post_meta
-		update_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, $rating['raw_score'] );
-		update_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, $rating['warnings'] );
-
-		$this->log->trace( sprintf( "Rating set for [ post_id :: $post_id ] [ rating :: %s ]", $rating['raw_score'] ) );
-
-		// Finally returns the rating
-		return $rating;
-	}
-
-
-	/**
-	 * Get or calculate rating for a given entity
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param int $post_id      The entity post id.
-	 * @param     $force_reload $warnings_needed If true, detailed warnings collection is provided with the rating obj.
-	 *
-	 * @return array An array representing the rating obj.
-	 */
-	public function get_rating_for( $post_id, $force_reload = false ) {
-
-		// If forced reload is required or rating is missing.
-		if ( $force_reload ) {
-			$this->log->trace( "Force rating reload [ post_id :: $post_id ]" );
-
-			return $this->set_rating_for( $post_id );
-		}
-
-		$current_raw_score = get_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, true );
-
-		if ( ! is_numeric( $current_raw_score ) ) {
-			$this->log->trace( "Rating missing for [ post_id :: $post_id ] [ current_raw_score :: $current_raw_score ]" );
-
-			return $this->set_rating_for( $post_id );
-		}
-
-		$current_warnings = get_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, true );
-
-		// Finally return score and warnings
-		return array(
-			'raw_score'           => $current_raw_score,
-			'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $current_raw_score ),
-			'percentage_score'    => $this->convert_raw_score_to_percentage( $current_raw_score ),
-			'warnings'            => $current_warnings,
-		);
-
-	}
-
-	/**
-	 * Calculate rating for a given entity.
-	 *
-	 * Rating depends from following criteria:
-	 *
-	 * 1. Is the current entity related to at least 1 post?
-	 * 2. Is the current entity content post not empty?
-	 * 3. Is the current entity related to at least 1 entity?
-	 * 4. Is the entity published?
-	 * 5. There is a a thumbnail associated to the entity?
-	 * 6. Has the entity a sameas defined?
-	 * 7. Are all schema.org required metadata compiled?
-	 *
-	 * Each positive check means +1 in terms of rating score.
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param int $post_id The entity post id.
-	 *
-	 * @return array An array representing the rating obj.
-	 */
-	private function calculate_rating_for( $post_id ) {
-
-		// If it's not an entity, return.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			return array();
-		}
-		// Retrieve the post object.
-		$post = get_post( $post_id );
-
-		// Rating value.
-		$score = 0;
-
-		// Store warning messages.
-		$warnings = array();
-
-		// Is the current entity related to at least 1 post?
-		( 0 < count( wl_core_get_related_post_ids( $post->ID ) ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no related posts for the current entity.', 'wordlift' ) );
-
-		// Is the post content not empty?
-		( ! empty( $post->post_content ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity has not description.', 'wordlift' ) );
-
-		// Is the current entity related to at least 1 entity?
-		// Was the current entity already disambiguated?
-		( 0 < count( wl_core_get_related_entity_ids( $post->ID ) ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no related entities for the current entity.', 'wordlift' ) );
-
-		// Is the entity published?
-		( 'publish' === get_post_status( $post->ID ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity is not published. It will not appear within analysis results.', 'wordlift' ) );
-
-		// Has a thumbnail?
-		( has_post_thumbnail( $post->ID ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity has no featured image yet.', 'wordlift' ) );
-
-		// Get all post meta keys for the current post
-		global $wpdb;
-
-		$query = $wpdb->prepare(
-			"SELECT DISTINCT (meta_key) FROM $wpdb->postmeta  WHERE post_id = %d", $post->ID
-		);
-
-		// Check intersection between available meta keys and expected ones
-		// arrays to detect missing values.
-		$available_meta_keys = $wpdb->get_col( $query );
-
-		// If each expected key is contained in available keys array ...
-		( in_array( Wordlift_Schema_Service::FIELD_SAME_AS, $available_meta_keys ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no sameAs configured for this entity.', 'wordlift' ) );
-
-		$schema = $this->entity_type_service->get( $post_id );
-
-		$expected_meta_keys = ( null === $schema['custom_fields'] ) ?
-			array() :
-			array_keys( $schema['custom_fields'] );
-
-		$intersection = array_intersect( $expected_meta_keys, $available_meta_keys );
-		// If each expected key is contained in available keys array ...
-		( count( $intersection ) === count( $expected_meta_keys ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'Schema.org metadata for this entity are not completed.', 'wordlift' ) );
-
-		// Finally return score and warnings
-		return array(
-			'raw_score'           => $score,
-			'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $score ),
-			'percentage_score'    => $this->convert_raw_score_to_percentage( $score ),
-			'warnings'            => $warnings,
-		);
-
-	}
-
-	/**
-	 * Get as rating as input and convert in a traffic-light rating
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param int $score The rating score for a given entity.
-	 *
-	 * @return string The input HTML code.
-	 */
-	private function convert_raw_score_to_traffic_light( $score ) {
-		// RATING_MAX : $score = 3 : x
-		// See http://php.net/manual/en/function.round.php
-		$rating = round( ( $score * 3 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
-
-		// If rating is 0, return 1, otherwise return rating
-		return ( 0 == $rating ) ? 1 : $rating;
-
-	}
-
-	/**
-	 * Get as rating as input and convert in a traffic-light rating
-	 *
-	 * @since 3.3.0
-	 *
-	 * @param int $score The rating score for a given entity.
-	 *
-	 * @return string The input HTML code.
-	 */
-	public function convert_raw_score_to_percentage( $score ) {
-
-		// RATING_MAX : $score = 100 : x
-		return round( ( $score * 100 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
-	}
-
-
-	/**
-	 * Add admin notices for the current entity depending on the current rating.
-	 *
-	 * @since 3.3.0
-	 */
-	public function in_admin_header() {
-
-		// Return safely if get_current_screen() is not defined (yet)
-		if ( false === function_exists( 'get_current_screen' ) ) {
-			return;
-		}
-
-		$screen = get_current_screen();
-		// If there is any valid screen nothing to do
-		if ( null === $screen ) {
-			return;
-		}
-
-		// If you're not in the entity post edit page, return.
-		if ( Wordlift_Entity_Service::TYPE_NAME !== $screen->id ) {
-			return;
-		}
-		// Retrieve the current global post
-		global $post;
-		// If it's not an entity, return.
-		if ( ! $this->entity_service->is_entity( $post->ID ) ) {
-			return;
-		}
-		// Retrieve an updated rating for the current entity
-		$rating = $this->get_rating_for( $post->ID, true );
-
-		// If there is at least 1 warning
-		if ( isset( $rating['warnings'] ) && 0 < count( $rating['warnings'] ) ) {
-			// TODO - Pass Wordlift_Notice_Service trough the service constructor
-			$this->notice_service->add_suggestion( $rating['warnings'] );
-		}
-
-	}
+    /**
+     * Entity rating max.
+     *
+     * @since 3.3.0
+     */
+    const RATING_MAX = 7;
+
+    /**
+     * Entity rating score meta key.
+     *
+     * @since 3.3.0
+     */
+    const RATING_RAW_SCORE_META_KEY = '_wl_entity_rating_raw_score';
+
+    /**
+     * Entity rating warnings meta key.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNINGS_META_KEY = '_wl_entity_rating_warnings';
+
+    /**
+     * Entity warning has related post identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_RELATED_POSTS = 'There are no related posts for the current entity.';
+
+    /**
+     * Entity warning has content post identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_CONTENT_POST = 'This entity has not description.';
+
+    /**
+     * Entity warning has related entities identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_RELATED_ENTITIES = 'There are no related entities for the current entity.';
+
+    /**
+     * Entity warning is published identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_IS_PUBLISHED = 'This entity is not published. It will not appear within analysis results.';
+
+    /**
+     * Entity warning has thumbnail identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_THUMBNAIL = 'This entity has no featured image yet.';
+
+    /**
+     * Entity warning has same as identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_SAME_AS = 'There are no sameAs configured for this entity.';
+
+    /**
+     * Entity warning has completed metadata identifier.
+     *
+     * @since 3.3.0
+     */
+    const RATING_WARNING_HAS_COMPLETED_METADATA = 'Schema.org metadata for this entity are not completed.';
+
+    /**
+     * A {@link Wordlift_Entity_Service} instance.
+     *
+     * @since  3.10.0
+     * @access private
+     * @var Wordlift_Entity_Service $entity_service A {@link Wordlift_Entity_Service} instance.
+     */
+    private $entity_service;
+
+    /**
+     *  A {@link Wordlift_Entity_Type_Service} instance.
+     *
+     * @since  3.10.0
+     * @access private
+     * @var Wordlift_Entity_Type_Service $entity_type_service A {@link Wordlift_Entity_Type_Service} instance.
+     */
+    private $entity_type_service;
+
+    /**
+     * The Notice service.
+     *
+     * @since  3.3.0
+     * @access private
+     * @var \Wordlift_Notice_Service $notice_service The Notice service.
+     */
+    private $notice_service;
+
+    /**
+     * A {@link Wordlift_Log_Service} instance.
+     *
+     * @since  3.10.0
+     * @access private
+     * @var Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
+     */
+    private $log;
+
+    /**
+     * Create a {@link Wordlift_Rating_Service} instance.
+     *
+     * @since 3.10.0
+     *
+     * @param \Wordlift_Entity_Service      $entity_service      A {@link Wordlift_Entity_Service} instance.
+     * @param \Wordlift_Entity_Type_Service $entity_type_service A {@link Wordlift_Entity_Type_Service} instance.
+     * @param \Wordlift_Notice_Service      $notice_service      A {@link Wordlift_Notice_Service} instance.
+     */
+    public function __construct( $entity_service, $entity_type_service, $notice_service ) {
+
+        $this->entity_service      = $entity_service;
+        $this->entity_type_service = $entity_type_service;
+        $this->notice_service      = $notice_service;
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rating_Service' );
+
+    }
+
+    /**
+     * Set rating for a given entity.
+     *
+     * @since 3.3.0
+     *
+     * @param int $post_id The entity post id.
+     *
+     * @return array An array representing the rating obj.
+     */
+    public function set_rating_for( $post_id ) {
+
+        if ( ! $this->entity_service->is_entity( $post_id ) ) {
+            return;
+        }
+
+        // Calculate rating for the given post.
+        $rating = $this->calculate_rating_for( $post_id );
+
+        // Store the rating on db as post meta. Please notice that RATING_RAW_SCORE_META_KEY
+        // is saved on a different meta to allow score sorting. Both meta are managed as unique.
+        //
+        // See https://codex.wordpress.org/Function_Reference/update_post_meta
+        update_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, $rating['raw_score'] );
+        update_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, $rating['warnings'] );
+
+        $this->log->trace( sprintf( "Rating set for [ post_id :: $post_id ] [ rating :: %s ]", $rating['raw_score'] ) );
+
+        // Finally returns the rating
+        return $rating;
+    }
+
+
+    /**
+     * Get or calculate rating for a given entity
+     *
+     * @since 3.3.0
+     *
+     * @param int $post_id      The entity post id.
+     * @param     $force_reload $warnings_needed If true, detailed warnings collection is provided with the rating obj.
+     *
+     * @return array An array representing the rating obj.
+     */
+    public function get_rating_for( $post_id, $force_reload = false ) {
+
+        // If forced reload is required or rating is missing.
+        if ( $force_reload ) {
+            $this->log->trace( "Force rating reload [ post_id :: $post_id ]" );
+
+            return $this->set_rating_for( $post_id );
+        }
+
+        $current_raw_score = get_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, true );
+
+        if ( ! is_numeric( $current_raw_score ) ) {
+            $this->log->trace( "Rating missing for [ post_id :: $post_id ] [ current_raw_score :: $current_raw_score ]" );
+
+            return $this->set_rating_for( $post_id );
+        }
+
+        $current_warnings = get_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, true );
+
+        // Finally return score and warnings
+        return array(
+            'raw_score'           => $current_raw_score,
+            'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $current_raw_score ),
+            'percentage_score'    => $this->convert_raw_score_to_percentage( $current_raw_score ),
+            'warnings'            => $current_warnings,
+        );
+
+    }
+
+    /**
+     * Calculate rating for a given entity.
+     *
+     * Rating depends from following criteria:
+     *
+     * 1. Is the current entity related to at least 1 post?
+     * 2. Is the current entity content post not empty?
+     * 3. Is the current entity related to at least 1 entity?
+     * 4. Is the entity published?
+     * 5. There is a a thumbnail associated to the entity?
+     * 6. Has the entity a sameas defined?
+     * 7. Are all schema.org required metadata compiled?
+     *
+     * Each positive check means +1 in terms of rating score.
+     *
+     * @since 3.3.0
+     *
+     * @param int $post_id The entity post id.
+     *
+     * @return array An array representing the rating obj.
+     */
+    private function calculate_rating_for( $post_id ) {
+
+        // If it's not an entity, return.
+        if ( ! $this->entity_service->is_entity( $post_id ) ) {
+            return array();
+        }
+        // Retrieve the post object.
+        $post = get_post( $post_id );
+
+        // Rating value.
+        $score = 0;
+
+        // Store warning messages.
+        $warnings = array();
+
+        // Is the current entity related to at least 1 post?
+        ( 0 < count( wl_core_get_related_post_ids( $post->ID ) ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'There are no related posts for the current entity.', 'wordlift' ) );
+
+        // Is the post content not empty?
+        ( ! empty( $post->post_content ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'This entity has not description.', 'wordlift' ) );
+
+        // Is the current entity related to at least 1 entity?
+        // Was the current entity already disambiguated?
+        ( 0 < count( wl_core_get_related_entity_ids( $post->ID ) ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'There are no related entities for the current entity.', 'wordlift' ) );
+
+        // Is the entity published?
+        ( 'publish' === get_post_status( $post->ID ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'This entity is not published. It will not appear within analysis results.', 'wordlift' ) );
+
+        // Has a thumbnail?
+        ( has_post_thumbnail( $post->ID ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'This entity has no featured image yet.', 'wordlift' ) );
+
+        // Get all post meta keys for the current post
+        global $wpdb;
+
+        $query = $wpdb->prepare(
+            "SELECT DISTINCT (meta_key) FROM $wpdb->postmeta  WHERE post_id = %d", $post->ID
+        );
+
+        // Check intersection between available meta keys and expected ones
+        // arrays to detect missing values.
+        $available_meta_keys = $wpdb->get_col( $query );
+
+        // If each expected key is contained in available keys array ...
+        ( in_array( Wordlift_Schema_Service::FIELD_SAME_AS, $available_meta_keys ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'There are no sameAs configured for this entity.', 'wordlift' ) );
+
+        $schema = $this->entity_type_service->get( $post_id );
+
+        $expected_meta_keys = ( null === $schema['custom_fields'] ) ?
+            array() :
+            array_keys( $schema['custom_fields'] );
+
+        $intersection = array_intersect( $expected_meta_keys, $available_meta_keys );
+        // If each expected key is contained in available keys array ...
+        ( count( $intersection ) === count( $expected_meta_keys ) ) ?
+            $score ++ :
+            array_push( $warnings, __( 'Schema.org metadata for this entity are not completed.', 'wordlift' ) );
+
+        // Finally return score and warnings
+        return array(
+            'raw_score'           => $score,
+            'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $score ),
+            'percentage_score'    => $this->convert_raw_score_to_percentage( $score ),
+            'warnings'            => $warnings,
+        );
+
+    }
+
+    /**
+     * Get as rating as input and convert in a traffic-light rating
+     *
+     * @since 3.3.0
+     *
+     * @param int $score The rating score for a given entity.
+     *
+     * @return string The input HTML code.
+     */
+    private function convert_raw_score_to_traffic_light( $score ) {
+        // RATING_MAX : $score = 3 : x
+        // See http://php.net/manual/en/function.round.php
+        $rating = round( ( $score * 3 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
+
+        // If rating is 0, return 1, otherwise return rating
+        return ( 0 == $rating ) ? 1 : $rating;
+
+    }
+
+    /**
+     * Get as rating as input and convert in a traffic-light rating
+     *
+     * @since 3.3.0
+     *
+     * @param int $score The rating score for a given entity.
+     *
+     * @return string The input HTML code.
+     */
+    public function convert_raw_score_to_percentage( $score ) {
+
+        // RATING_MAX : $score = 100 : x
+        return round( ( $score * 100 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
+    }
+
+
+    /**
+     * Add admin notices for the current entity depending on the current rating.
+     *
+     * @since 3.3.0
+     */
+    public function in_admin_header() {
+
+        // Return safely if get_current_screen() is not defined (yet)
+        if ( false === function_exists( 'get_current_screen' ) ) {
+            return;
+        }
+
+        $screen = get_current_screen();
+        // If there is any valid screen nothing to do
+        if ( null === $screen ) {
+            return;
+        }
+
+        // If you're not in the entity post edit page, return.
+        if ( Wordlift_Entity_Service::TYPE_NAME !== $screen->id ) {
+            return;
+        }
+        // Retrieve the current global post
+        global $post;
+        // If it's not an entity, return.
+        if ( ! $this->entity_service->is_entity( $post->ID ) ) {
+            return;
+        }
+        // Retrieve an updated rating for the current entity
+        $rating = $this->get_rating_for( $post->ID, true );
+
+        // If there is at least 1 warning
+        if ( isset( $rating['warnings'] ) && 0 < count( $rating['warnings'] ) ) {
+            // TODO - Pass Wordlift_Notice_Service trough the service constructor
+            $this->notice_service->add_suggestion( $rating['warnings'] );
+        }
+
+    }
 
 }

Spacing +55 added lines, -63 removed lines

@@ -129,13 +129,13 @@ 
 	 * @param \Wordlift_Entity_Type_Service $entity_type_service A {@link Wordlift_Entity_Type_Service} instance.
 	 * @param \Wordlift_Notice_Service      $notice_service      A {@link Wordlift_Notice_Service} instance.
 	 */
-	public function __construct( $entity_service, $entity_type_service, $notice_service ) {
+	public function __construct($entity_service, $entity_type_service, $notice_service) {
 
 		$this->entity_service      = $entity_service;
 		$this->entity_type_service = $entity_type_service;
 		$this->notice_service      = $notice_service;
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rating_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Rating_Service');
 
 	}
 
@@ -148,23 +148,23 @@ 
 	 *
 	 * @return array An array representing the rating obj.
 	 */
-	public function set_rating_for( $post_id ) {
+	public function set_rating_for($post_id) {
 
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
+		if ( ! $this->entity_service->is_entity($post_id)) {
 			return;
 		}
 
 		// Calculate rating for the given post.
-		$rating = $this->calculate_rating_for( $post_id );
+		$rating = $this->calculate_rating_for($post_id);
 
 		// Store the rating on db as post meta. Please notice that RATING_RAW_SCORE_META_KEY
 		// is saved on a different meta to allow score sorting. Both meta are managed as unique.
 		//
 		// See https://codex.wordpress.org/Function_Reference/update_post_meta
-		update_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, $rating['raw_score'] );
-		update_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, $rating['warnings'] );
+		update_post_meta($post_id, self::RATING_RAW_SCORE_META_KEY, $rating['raw_score']);
+		update_post_meta($post_id, self::RATING_WARNINGS_META_KEY, $rating['warnings']);
 
-		$this->log->trace( sprintf( "Rating set for [ post_id :: $post_id ] [ rating :: %s ]", $rating['raw_score'] ) );
+		$this->log->trace(sprintf("Rating set for [ post_id :: $post_id ] [ rating :: %s ]", $rating['raw_score']));
 
 		// Finally returns the rating
 		return $rating;
@@ -181,30 +181,30 @@ 
 	 *
 	 * @return array An array representing the rating obj.
 	 */
-	public function get_rating_for( $post_id, $force_reload = false ) {
+	public function get_rating_for($post_id, $force_reload = false) {
 
 		// If forced reload is required or rating is missing.
-		if ( $force_reload ) {
-			$this->log->trace( "Force rating reload [ post_id :: $post_id ]" );
+		if ($force_reload) {
+			$this->log->trace("Force rating reload [ post_id :: $post_id ]");
 
-			return $this->set_rating_for( $post_id );
+			return $this->set_rating_for($post_id);
 		}
 
-		$current_raw_score = get_post_meta( $post_id, self::RATING_RAW_SCORE_META_KEY, true );
+		$current_raw_score = get_post_meta($post_id, self::RATING_RAW_SCORE_META_KEY, true);
 
-		if ( ! is_numeric( $current_raw_score ) ) {
-			$this->log->trace( "Rating missing for [ post_id :: $post_id ] [ current_raw_score :: $current_raw_score ]" );
+		if ( ! is_numeric($current_raw_score)) {
+			$this->log->trace("Rating missing for [ post_id :: $post_id ] [ current_raw_score :: $current_raw_score ]");
 
-			return $this->set_rating_for( $post_id );
+			return $this->set_rating_for($post_id);
 		}
 
-		$current_warnings = get_post_meta( $post_id, self::RATING_WARNINGS_META_KEY, true );
+		$current_warnings = get_post_meta($post_id, self::RATING_WARNINGS_META_KEY, true);
 
 		// Finally return score and warnings
 		return array(
 			'raw_score'           => $current_raw_score,
-			'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $current_raw_score ),
-			'percentage_score'    => $this->convert_raw_score_to_percentage( $current_raw_score ),
+			'traffic_light_score' => $this->convert_raw_score_to_traffic_light($current_raw_score),
+			'percentage_score'    => $this->convert_raw_score_to_percentage($current_raw_score),
 			'warnings'            => $current_warnings,
 		);
 
@@ -231,14 +231,14 @@ 
 	 *
 	 * @return array An array representing the rating obj.
 	 */
-	private function calculate_rating_for( $post_id ) {
+	private function calculate_rating_for($post_id) {
 
 		// If it's not an entity, return.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
+		if ( ! $this->entity_service->is_entity($post_id)) {
 			return array();
 		}
 		// Retrieve the post object.
-		$post = get_post( $post_id );
+		$post = get_post($post_id);
 
 		// Rating value.
 		$score = 0;
@@ -247,30 +247,25 @@ 
 		$warnings = array();
 
 		// Is the current entity related to at least 1 post?
-		( 0 < count( wl_core_get_related_post_ids( $post->ID ) ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no related posts for the current entity.', 'wordlift' ) );
+		(0 < count(wl_core_get_related_post_ids($post->ID))) ?
+			$score++ : array_push($warnings, __('There are no related posts for the current entity.', 'wordlift'));
 
 		// Is the post content not empty?
-		( ! empty( $post->post_content ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity has not description.', 'wordlift' ) );
+		( ! empty($post->post_content)) ?
+			$score++ : array_push($warnings, __('This entity has not description.', 'wordlift'));
 
 		// Is the current entity related to at least 1 entity?
 		// Was the current entity already disambiguated?
-		( 0 < count( wl_core_get_related_entity_ids( $post->ID ) ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no related entities for the current entity.', 'wordlift' ) );
+		(0 < count(wl_core_get_related_entity_ids($post->ID))) ?
+			$score++ : array_push($warnings, __('There are no related entities for the current entity.', 'wordlift'));
 
 		// Is the entity published?
-		( 'publish' === get_post_status( $post->ID ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity is not published. It will not appear within analysis results.', 'wordlift' ) );
+		('publish' === get_post_status($post->ID)) ?
+			$score++ : array_push($warnings, __('This entity is not published. It will not appear within analysis results.', 'wordlift'));
 
 		// Has a thumbnail?
-		( has_post_thumbnail( $post->ID ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'This entity has no featured image yet.', 'wordlift' ) );
+		(has_post_thumbnail($post->ID)) ?
+			$score++ : array_push($warnings, __('This entity has no featured image yet.', 'wordlift'));
 
 		// Get all post meta keys for the current post
 		global $wpdb;
@@ -281,30 +276,27 @@ 
 
 		// Check intersection between available meta keys and expected ones
 		// arrays to detect missing values.
-		$available_meta_keys = $wpdb->get_col( $query );
+		$available_meta_keys = $wpdb->get_col($query);
 
 		// If each expected key is contained in available keys array ...
-		( in_array( Wordlift_Schema_Service::FIELD_SAME_AS, $available_meta_keys ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'There are no sameAs configured for this entity.', 'wordlift' ) );
+		(in_array(Wordlift_Schema_Service::FIELD_SAME_AS, $available_meta_keys)) ?
+			$score++ : array_push($warnings, __('There are no sameAs configured for this entity.', 'wordlift'));
 
-		$schema = $this->entity_type_service->get( $post_id );
+		$schema = $this->entity_type_service->get($post_id);
 
-		$expected_meta_keys = ( null === $schema['custom_fields'] ) ?
-			array() :
-			array_keys( $schema['custom_fields'] );
+		$expected_meta_keys = (null === $schema['custom_fields']) ?
+			array() : array_keys($schema['custom_fields']);
 
-		$intersection = array_intersect( $expected_meta_keys, $available_meta_keys );
+		$intersection = array_intersect($expected_meta_keys, $available_meta_keys);
 		// If each expected key is contained in available keys array ...
-		( count( $intersection ) === count( $expected_meta_keys ) ) ?
-			$score ++ :
-			array_push( $warnings, __( 'Schema.org metadata for this entity are not completed.', 'wordlift' ) );
+		(count($intersection) === count($expected_meta_keys)) ?
+			$score++ : array_push($warnings, __('Schema.org metadata for this entity are not completed.', 'wordlift'));
 
 		// Finally return score and warnings
 		return array(
 			'raw_score'           => $score,
-			'traffic_light_score' => $this->convert_raw_score_to_traffic_light( $score ),
-			'percentage_score'    => $this->convert_raw_score_to_percentage( $score ),
+			'traffic_light_score' => $this->convert_raw_score_to_traffic_light($score),
+			'percentage_score'    => $this->convert_raw_score_to_percentage($score),
 			'warnings'            => $warnings,
 		);
 
@@ -319,13 +311,13 @@ 
 	 *
 	 * @return string The input HTML code.
 	 */
-	private function convert_raw_score_to_traffic_light( $score ) {
+	private function convert_raw_score_to_traffic_light($score) {
 		// RATING_MAX : $score = 3 : x
 		// See http://php.net/manual/en/function.round.php
-		$rating = round( ( $score * 3 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
+		$rating = round(($score * 3) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP);
 
 		// If rating is 0, return 1, otherwise return rating
-		return ( 0 == $rating ) ? 1 : $rating;
+		return (0 == $rating) ? 1 : $rating;
 
 	}
 
@@ -338,10 +330,10 @@ 
 	 *
 	 * @return string The input HTML code.
 	 */
-	public function convert_raw_score_to_percentage( $score ) {
+	public function convert_raw_score_to_percentage($score) {
 
 		// RATING_MAX : $score = 100 : x
-		return round( ( $score * 100 ) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP );
+		return round(($score * 100) / self::RATING_MAX, 0, PHP_ROUND_HALF_UP);
 	}
 
 
@@ -353,33 +345,33 @@ 
 	public function in_admin_header() {
 
 		// Return safely if get_current_screen() is not defined (yet)
-		if ( false === function_exists( 'get_current_screen' ) ) {
+		if (false === function_exists('get_current_screen')) {
 			return;
 		}
 
 		$screen = get_current_screen();
 		// If there is any valid screen nothing to do
-		if ( null === $screen ) {
+		if (null === $screen) {
 			return;
 		}
 
 		// If you're not in the entity post edit page, return.
-		if ( Wordlift_Entity_Service::TYPE_NAME !== $screen->id ) {
+		if (Wordlift_Entity_Service::TYPE_NAME !== $screen->id) {
 			return;
 		}
 		// Retrieve the current global post
 		global $post;
 		// If it's not an entity, return.
-		if ( ! $this->entity_service->is_entity( $post->ID ) ) {
+		if ( ! $this->entity_service->is_entity($post->ID)) {
 			return;
 		}
 		// Retrieve an updated rating for the current entity
-		$rating = $this->get_rating_for( $post->ID, true );
+		$rating = $this->get_rating_for($post->ID, true);
 
 		// If there is at least 1 warning
-		if ( isset( $rating['warnings'] ) && 0 < count( $rating['warnings'] ) ) {
+		if (isset($rating['warnings']) && 0 < count($rating['warnings'])) {
 			// TODO - Pass Wordlift_Notice_Service trough the service constructor
-			$this->notice_service->add_suggestion( $rating['warnings'] );
+			$this->notice_service->add_suggestion($rating['warnings']);
 		}
 
 	}

src/includes/class-wordlift-entity-service.php

Indentation +597 added lines, -597 removed lines

@@ -7,608 +7,608 @@
  */
 class Wordlift_Entity_Service {
 
-	/**
-	 * The Log service.
-	 *
-	 * @since  3.2.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log The Log service.
-	 */
-	private $log;
-
-	/**
-	 * The UI service.
-	 *
-	 * @since  3.2.0
-	 * @access private
-	 * @var \Wordlift_UI_Service $ui_service The UI service.
-	 */
-	private $ui_service;
-
-	/**
-	 *The {@link Wordlift_Relation_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Relation_Service $relation_service The {@link Wordlift_Relation_Service} instance.
-	 */
-	private $relation_service;
-
-	/**
-	 * The entity post type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const TYPE_NAME = 'entity';
-
-	/**
-	 * The alternative label meta key.
-	 *
-	 * @since 3.2.0
-	 */
-	const ALTERNATIVE_LABEL_META_KEY = '_wl_alt_label';
-
-	/**
-	 * The alternative label input template.
-	 *
-	 * @since 3.2.0
-	 */
-	// TODO: this should be moved to a class that deals with HTML code.
-	const ALTERNATIVE_LABEL_INPUT_TEMPLATE = '<div class="wl-alternative-label">
+    /**
+     * The Log service.
+     *
+     * @since  3.2.0
+     * @access private
+     * @var \Wordlift_Log_Service $log The Log service.
+     */
+    private $log;
+
+    /**
+     * The UI service.
+     *
+     * @since  3.2.0
+     * @access private
+     * @var \Wordlift_UI_Service $ui_service The UI service.
+     */
+    private $ui_service;
+
+    /**
+     *The {@link Wordlift_Relation_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Relation_Service $relation_service The {@link Wordlift_Relation_Service} instance.
+     */
+    private $relation_service;
+
+    /**
+     * The entity post type name.
+     *
+     * @since 3.1.0
+     */
+    const TYPE_NAME = 'entity';
+
+    /**
+     * The alternative label meta key.
+     *
+     * @since 3.2.0
+     */
+    const ALTERNATIVE_LABEL_META_KEY = '_wl_alt_label';
+
+    /**
+     * The alternative label input template.
+     *
+     * @since 3.2.0
+     */
+    // TODO: this should be moved to a class that deals with HTML code.
+    const ALTERNATIVE_LABEL_INPUT_TEMPLATE = '<div class="wl-alternative-label">
                 <label class="screen-reader-text" id="wl-alternative-label-prompt-text" for="wl-alternative-label">Enter alternative label here</label>
                 <input name="wl_alternative_label[]" size="30" value="%s" id="wl-alternative-label" type="text">
                 <button class="button wl-delete-button">%s</button>
                 </div>';
 
-	/**
-	 * A singleton instance of the Entity service.
-	 *
-	 * @since  3.2.0
-	 * @access private
-	 * @var \Wordlift_Entity_Service $instance A singleton instance of the Entity service.
-	 */
-	private static $instance;
-
-	/**
-	 * Create a Wordlift_Entity_Service instance.
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param \Wordlift_UI_Service       $ui_service       The UI service.
-	 * @param \Wordlift_Relation_Service $relation_service The {@link Wordlift_Relation_Service} instance.
-	 */
-	public function __construct( $ui_service, $relation_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Service' );
-
-		$this->ui_service       = $ui_service;
-		$this->relation_service = $relation_service;
-
-		// Set the singleton instance.
-		self::$instance = $this;
-	}
-
-	/**
-	 * Get the singleton instance of the Entity service.
-	 *
-	 * @since 3.2.0
-	 * @return \Wordlift_Entity_Service The singleton instance of the Entity service.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Determines whether a post is an entity or not. Entity is in this context
-	 * something which is not an article.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @param int $post_id A post id.
-	 *
-	 * @return bool Return true if the post is an entity otherwise false.
-	 */
-	public function is_entity( $post_id ) {
-
-		$terms = wp_get_object_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
-
-		if ( 0 === count( $terms ) ) {
-			return false;
-		}
-
-		// We don't consider an `article` to be an entity.
-		if ( 'article' !== $terms[0]->slug ) {
-			return true;
-		}
-
-		return false;
-	}
-
-	/**
-	 * Get the proper classification scope for a given entity post
-	 *
-	 * @since 3.5.0
-	 *
-	 * @param integer $post_id An entity post id.
-	 *
-	 * @param string  $default The default classification scope, `what` if not
-	 *                         provided.
-	 *
-	 * @return string Returns a classification scope (e.g. 'what').
-	 */
-	public function get_classification_scope_for( $post_id, $default = WL_WHAT_RELATION ) {
-
-		if ( false === $this->is_entity( $post_id ) ) {
-			return $default;
-		}
-
-		// Retrieve the entity type
-		$entity_type_arr = Wordlift_Entity_Type_Service::get_instance()->get( $post_id );
-		$entity_type     = str_replace( 'wl-', '', $entity_type_arr['css_class'] );
-		// Retrieve classification boxes configuration
-		$classification_boxes = unserialize( WL_CORE_POST_CLASSIFICATION_BOXES );
-		foreach ( $classification_boxes as $cb ) {
-			if ( in_array( $entity_type, $cb['registeredTypes'] ) ) {
-				return $cb['id'];
-			}
-		}
-
-		return $default;
-	}
-
-
-	public function is_used( $post_id ) {
-
-		if ( false === $this->is_entity( $post_id ) ) {
-			return null;
-		}
-		// Retrieve the post
-		$entity = get_post( $post_id );
-
-		global $wpdb;
-		// Retrieve Wordlift relation instances table name
-		$table_name = wl_core_get_relation_instances_table_name();
-
-		// Check is it's referenced / related to another post / entity
-		$stmt = $wpdb->prepare(
-			"SELECT COUNT(*) FROM $table_name WHERE  object_id = %d",
-			$entity->ID
-		);
-
-		// Perform the query
-		$relation_instances = (int) $wpdb->get_var( $stmt );
-		// If there is at least one relation instance for the current entity, then it's used
-		if ( 0 < $relation_instances ) {
-			return true;
-		}
-
-		// Check if the entity uri is used as meta_value
-		$stmt = $wpdb->prepare(
-			"SELECT COUNT(*) FROM $wpdb->postmeta WHERE post_id != %d AND meta_value = %s",
-			$entity->ID,
-			wl_get_entity_uri( $entity->ID )
-		);
-		// Perform the query
-		$meta_instances = (int) $wpdb->get_var( $stmt );
-
-		// If there is at least one meta that refers the current entity uri, then current entity is used
-		if ( 0 < $meta_instances ) {
-			return true;
-		}
-
-		// If we are here, it means the current entity is not used at the moment
-		return false;
-	}
-
-	/**
-	 * Determines whether a given uri is an internal uri or not.
-	 *
-	 * @since 3.3.2
-	 *
-	 * @param int $uri An uri.
-	 *
-	 * @return true if the uri internal to the current dataset otherwise false.
-	 */
-	public function is_internal_uri( $uri ) {
-
-		return ( 0 === strrpos( $uri, wl_configuration_get_redlink_dataset_uri() ) );
-	}
-
-	/**
-	 * Find entity posts by the entity URI. Entity as searched by their entity URI or same as.
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param string $uri The entity URI.
-	 *
-	 * @return WP_Post|null A WP_Post instance or null if not found.
-	 */
-	public function get_entity_post_by_uri( $uri ) {
-
-		// Check if we've been provided with a value otherwise return null.
-		if ( empty( $uri ) ) {
-			return null;
-		}
-
-		$query_args = array(
-			'posts_per_page' => 1,
-			'post_status'    => 'any',
-			'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
-			'meta_query'     => array(
-				array(
-					'key'     => WL_ENTITY_URL_META_NAME,
-					'value'   => $uri,
-					'compare' => '=',
-				),
-			),
-			$tax_query = array(
-				array(
-					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-					'field'    => 'slug',
-					'terms'    => 'article',
-					'operator' => 'NOT IN',
-				),
-			),
-		);
-
-		// Only if the current uri is not an internal uri, entity search is
-		// performed also looking at sameAs values.
-		//
-		// This solve issues like https://github.com/insideout10/wordlift-plugin/issues/237
-		if ( ! $this->is_internal_uri( $uri ) ) {
-
-			$query_args['meta_query']['relation'] = 'OR';
-			$query_args['meta_query'][]           = array(
-				'key'     => Wordlift_Schema_Service::FIELD_SAME_AS,
-				'value'   => $uri,
-				'compare' => '=',
-			);
-		}
-
-		$query = new WP_Query( $query_args );
-
-		// Get the matching entity posts.
-		$posts = $query->get_posts();
-
-		// Return null if no post is found.
-		if ( 0 === count( $posts ) ) {
-			return null;
-		}
-
-		// Return the found post.
-		return $posts[0];
-	}
-
-	/**
-	 * Fires once a post has been saved. This function uses the $_REQUEST, therefore
-	 * we check that the post we're saving is the current post.
-	 *
-	 * @see   https://github.com/insideout10/wordlift-plugin/issues/363
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param int     $post_id Post ID.
-	 * @param WP_Post $post    Post object.
-	 * @param bool    $update  Whether this is an existing post being updated or not.
-	 */
-	public function save_post( $post_id, $post, $update ) {
-
-		// Avoid doing anything if post is autosave or a revision.
-		if ( wp_is_post_autosave( $post ) || wp_is_post_revision( $post ) ) {
-			return;
-		}
-
-		// We're setting the alternative label that have been provided via the UI
-		// (in fact we're using $_REQUEST), while save_post may be also called
-		// programmatically by some other function: we need to check therefore if
-		// the $post_id in the save_post call matches the post id set in the request.
-		//
-		// If this is not the current post being saved or if it's not an entity, return.
-		if ( ! isset( $_REQUEST['post_ID'] ) || $_REQUEST['post_ID'] != $post_id || ! $this->is_entity( $post_id ) ) {
-			return;
-		}
-
-		// Get the alt labels from the request (or empty array).
-		$alt_labels = isset( $_REQUEST['wl_alternative_label'] ) ? $_REQUEST['wl_alternative_label'] : array();
-
-		// Set the alternative labels.
-		$this->set_alternative_labels( $post_id, $alt_labels );
-
-	}
-
-	/**
-	 * Set the alternative labels.
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param int   $post_id    The post id.
-	 * @param array $alt_labels An array of labels.
-	 */
-	public function set_alternative_labels( $post_id, $alt_labels ) {
-
-		// Force $alt_labels to be an array
-		if ( ! is_array( $alt_labels ) ) {
-			$alt_labels = array( $alt_labels );
-		}
-
-		$this->log->debug( "Setting alternative labels [ post id :: $post_id ][ alt labels :: " . implode( ',', $alt_labels ) . " ]" );
-
-		// Delete all the existing alternate labels.
-		delete_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
-
-		// Set the alternative labels.
-		foreach ( $alt_labels as $alt_label ) {
-			if ( ! empty( $alt_label ) ) {
-				add_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY, $alt_label );
-			}
-		}
-
-	}
-
-	/**
-	 * Retrieve the alternate labels.
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param int $post_id Post id.
-	 *
-	 * @return mixed An array  of alternative labels.
-	 */
-	public function get_alternative_labels( $post_id ) {
-
-		return get_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
-	}
-
-	/**
-	 * Retrieve the labels for an entity, i.e. the title + the synonyms.
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param int $post_id The entity {@link WP_Post} id.
-	 *
-	 * @return array An array with the entity title and labels.
-	 */
-	public function get_labels( $post_id ) {
-
-		return array_merge( (array) get_the_title( $post_id ), $this->get_alternative_labels( $post_id ) );
-	}
-
-	/**
-	 * Fires before the permalink field in the edit form (this event is available in WP from 4.1.0).
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param WP_Post $post Post object.
-	 */
-	public function edit_form_before_permalink( $post ) {
-
-		// If it's not an entity, return.
-		if ( ! $this->is_entity( $post->ID ) ) {
-			return;
-		}
-
-		// Print the input template.
-		$this->ui_service->print_template( 'wl-tmpl-alternative-label-input', $this->get_alternative_label_input() );
-
-		// Print all the currently set alternative labels.
-		foreach ( $this->get_alternative_labels( $post->ID ) as $alt_label ) {
-
-			echo $this->get_alternative_label_input( $alt_label );
-
-		};
-
-		// Print the button.
-		$this->ui_service->print_button( 'wl-add-alternative-labels-button', __( 'Add more titles', 'wordlift' ) );
-
-	}
-
-	/**
-	 * Get the URI for the entity with the specified post id.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param int $post_id The entity post id.
-	 *
-	 * @return null|string The entity URI or NULL if not found or the dataset URI is not configured.
-	 */
-	public function get_uri( $post_id ) {
-
-		// If a null is given, nothing to do
-		if ( null == $post_id ) {
-			return null;
-		}
-
-		$uri = get_post_meta( $post_id, WL_ENTITY_URL_META_NAME, true );
-
-		// If the dataset uri is not properly configured, null is returned
-		if ( '' === wl_configuration_get_redlink_dataset_uri() ) {
-			return null;
-		}
-
-		// Set the URI if it isn't set yet.
-		$post_status = get_post_status( $post_id );
-		if ( empty( $uri ) && 'auto-draft' !== $post_status && 'revision' !== $post_status ) {
-			$uri = wl_build_entity_uri( $post_id );
-			wl_set_entity_uri( $post_id, $uri );
-		}
-
-		return $uri;
-	}
-
-
-	/**
-	 * Get the alternative label input HTML code.
-	 *
-	 * @since 3.2.0
-	 *
-	 * @param string $value The input value.
-	 *
-	 * @return string The input HTML code.
-	 */
-	private function get_alternative_label_input( $value = '' ) {
-
-		return sprintf( self::ALTERNATIVE_LABEL_INPUT_TEMPLATE, esc_attr( $value ), __( 'Delete', 'wordlift' ) );
-	}
-
-	/**
-	 * Get the number of entity posts published in this blog.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @return int The number of published entity posts.
-	 */
-	public function count() {
-
-		$posts = get_posts( $this->add_criterias( array(
-			'post_status' => 'any',
-			'numberposts' => - 1,
-		) ) );
-
-		return count( $posts );
-	}
-
-	/**
-	 * Add the entity filtering criterias to the arguments for a `get_posts`
-	 * call.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param array $args The arguments for a `get_posts` call.
-	 *
-	 * @return array The arguments for a `get_posts` call.
-	 */
-	public static function add_criterias( $args ) {
-
-		return $args + array(
-				'post_type' => Wordlift_Entity_Service::valid_entity_post_types(),
-				'tax_query' => array(
-					array(
-						'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-						'terms'    => self::get_entity_terms(),
-					),
-				),
-			);
-	}
-
-	/**
-	 * Get the entity terms IDs which represent an entity.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @return array An array of terms' ids.
-	 */
-	public static function get_entity_terms() {
-
-		$terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
-			'hide_empty' => false,
-			// Because of #334 (and the AAM plugin) we changed fields from 'id=>slug' to 'all'.
-			// An issue has been opened with the AAM plugin author as well.
-			//
-			// see https://github.com/insideout10/wordlift-plugin/issues/334
-			// see https://wordpress.org/support/topic/idslug-not-working-anymore?replies=1#post-8806863
-			'fields'     => 'all',
-		) );
-
-		return array_map( function ( $term ) {
-			return $term->term_id;
-		}, array_filter( $terms, function ( $term ) {
-			return 'article' !== $term->slug;
-		} ) );
-	}
-
-	/**
-	 * Create a new entity.
-	 *
-	 * @since 3.9.0
-	 *
-	 * @param string $name     The entity name.
-	 * @param string $type_uri The entity's type URI.
-	 * @param null   $logo     The entity logo id (or NULL if none).
-	 * @param string $status   The post status, by default 'publish'.
-	 *
-	 * @return int|WP_Error The entity post id or a {@link WP_Error} in case the `wp_insert_post` call fails.
-	 */
-	public function create( $name, $type_uri, $logo = null, $status = 'publish' ) {
-
-		// Create an entity for the publisher.
-		$post_id = wp_insert_post( array(
-			'post_type'    => self::TYPE_NAME,
-			'post_title'   => $name,
-			'post_status'  => $status,
-			'post_content' => '',
-		) );
-
-		// Return the error if any.
-		if ( is_wp_error( $post_id ) ) {
-			return $post_id;
-		}
-
-		// Set the entity logo.
-		if ( $logo && is_numeric( $logo ) ) {
-			set_post_thumbnail( $post_id, $logo );
-		}
-
-		// Set the entity type.
-		Wordlift_Entity_Type_Service::get_instance()->set( $post_id, $type_uri );
-
-		return $post_id;
-	}
-
-	/**
-	 * Get the entities related to the one with the specified id. By default only
-	 * published entities will be returned.
-	 *
-	 * @since 3.10.0
-	 *
-	 * @param int    $id          The post id.
-	 * @param string $post_status The target post status (default = publish).
-	 *
-	 * @return array An array of post ids.
-	 */
-	public function get_related_entities( $id, $post_status = 'publish' ) {
-
-		return $this->relation_service->get_objects( $id, 'ids', null, $post_status );
+    /**
+     * A singleton instance of the Entity service.
+     *
+     * @since  3.2.0
+     * @access private
+     * @var \Wordlift_Entity_Service $instance A singleton instance of the Entity service.
+     */
+    private static $instance;
+
+    /**
+     * Create a Wordlift_Entity_Service instance.
+     *
+     * @since 3.2.0
+     *
+     * @param \Wordlift_UI_Service       $ui_service       The UI service.
+     * @param \Wordlift_Relation_Service $relation_service The {@link Wordlift_Relation_Service} instance.
+     */
+    public function __construct( $ui_service, $relation_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Service' );
+
+        $this->ui_service       = $ui_service;
+        $this->relation_service = $relation_service;
+
+        // Set the singleton instance.
+        self::$instance = $this;
+    }
+
+    /**
+     * Get the singleton instance of the Entity service.
+     *
+     * @since 3.2.0
+     * @return \Wordlift_Entity_Service The singleton instance of the Entity service.
+     */
+    public static function get_instance() {
+
+        return self::$instance;
+    }
+
+    /**
+     * Determines whether a post is an entity or not. Entity is in this context
+     * something which is not an article.
+     *
+     * @since 3.1.0
+     *
+     * @param int $post_id A post id.
+     *
+     * @return bool Return true if the post is an entity otherwise false.
+     */
+    public function is_entity( $post_id ) {
+
+        $terms = wp_get_object_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+
+        if ( 0 === count( $terms ) ) {
+            return false;
+        }
+
+        // We don't consider an `article` to be an entity.
+        if ( 'article' !== $terms[0]->slug ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * Get the proper classification scope for a given entity post
+     *
+     * @since 3.5.0
+     *
+     * @param integer $post_id An entity post id.
+     *
+     * @param string  $default The default classification scope, `what` if not
+     *                         provided.
+     *
+     * @return string Returns a classification scope (e.g. 'what').
+     */
+    public function get_classification_scope_for( $post_id, $default = WL_WHAT_RELATION ) {
+
+        if ( false === $this->is_entity( $post_id ) ) {
+            return $default;
+        }
+
+        // Retrieve the entity type
+        $entity_type_arr = Wordlift_Entity_Type_Service::get_instance()->get( $post_id );
+        $entity_type     = str_replace( 'wl-', '', $entity_type_arr['css_class'] );
+        // Retrieve classification boxes configuration
+        $classification_boxes = unserialize( WL_CORE_POST_CLASSIFICATION_BOXES );
+        foreach ( $classification_boxes as $cb ) {
+            if ( in_array( $entity_type, $cb['registeredTypes'] ) ) {
+                return $cb['id'];
+            }
+        }
+
+        return $default;
+    }
+
+
+    public function is_used( $post_id ) {
+
+        if ( false === $this->is_entity( $post_id ) ) {
+            return null;
+        }
+        // Retrieve the post
+        $entity = get_post( $post_id );
+
+        global $wpdb;
+        // Retrieve Wordlift relation instances table name
+        $table_name = wl_core_get_relation_instances_table_name();
+
+        // Check is it's referenced / related to another post / entity
+        $stmt = $wpdb->prepare(
+            "SELECT COUNT(*) FROM $table_name WHERE  object_id = %d",
+            $entity->ID
+        );
+
+        // Perform the query
+        $relation_instances = (int) $wpdb->get_var( $stmt );
+        // If there is at least one relation instance for the current entity, then it's used
+        if ( 0 < $relation_instances ) {
+            return true;
+        }
+
+        // Check if the entity uri is used as meta_value
+        $stmt = $wpdb->prepare(
+            "SELECT COUNT(*) FROM $wpdb->postmeta WHERE post_id != %d AND meta_value = %s",
+            $entity->ID,
+            wl_get_entity_uri( $entity->ID )
+        );
+        // Perform the query
+        $meta_instances = (int) $wpdb->get_var( $stmt );
+
+        // If there is at least one meta that refers the current entity uri, then current entity is used
+        if ( 0 < $meta_instances ) {
+            return true;
+        }
+
+        // If we are here, it means the current entity is not used at the moment
+        return false;
+    }
+
+    /**
+     * Determines whether a given uri is an internal uri or not.
+     *
+     * @since 3.3.2
+     *
+     * @param int $uri An uri.
+     *
+     * @return true if the uri internal to the current dataset otherwise false.
+     */
+    public function is_internal_uri( $uri ) {
+
+        return ( 0 === strrpos( $uri, wl_configuration_get_redlink_dataset_uri() ) );
+    }
+
+    /**
+     * Find entity posts by the entity URI. Entity as searched by their entity URI or same as.
+     *
+     * @since 3.2.0
+     *
+     * @param string $uri The entity URI.
+     *
+     * @return WP_Post|null A WP_Post instance or null if not found.
+     */
+    public function get_entity_post_by_uri( $uri ) {
+
+        // Check if we've been provided with a value otherwise return null.
+        if ( empty( $uri ) ) {
+            return null;
+        }
+
+        $query_args = array(
+            'posts_per_page' => 1,
+            'post_status'    => 'any',
+            'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
+            'meta_query'     => array(
+                array(
+                    'key'     => WL_ENTITY_URL_META_NAME,
+                    'value'   => $uri,
+                    'compare' => '=',
+                ),
+            ),
+            $tax_query = array(
+                array(
+                    'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+                    'field'    => 'slug',
+                    'terms'    => 'article',
+                    'operator' => 'NOT IN',
+                ),
+            ),
+        );
+
+        // Only if the current uri is not an internal uri, entity search is
+        // performed also looking at sameAs values.
+        //
+        // This solve issues like https://github.com/insideout10/wordlift-plugin/issues/237
+        if ( ! $this->is_internal_uri( $uri ) ) {
+
+            $query_args['meta_query']['relation'] = 'OR';
+            $query_args['meta_query'][]           = array(
+                'key'     => Wordlift_Schema_Service::FIELD_SAME_AS,
+                'value'   => $uri,
+                'compare' => '=',
+            );
+        }
+
+        $query = new WP_Query( $query_args );
+
+        // Get the matching entity posts.
+        $posts = $query->get_posts();
+
+        // Return null if no post is found.
+        if ( 0 === count( $posts ) ) {
+            return null;
+        }
+
+        // Return the found post.
+        return $posts[0];
+    }
+
+    /**
+     * Fires once a post has been saved. This function uses the $_REQUEST, therefore
+     * we check that the post we're saving is the current post.
+     *
+     * @see   https://github.com/insideout10/wordlift-plugin/issues/363
+     *
+     * @since 3.2.0
+     *
+     * @param int     $post_id Post ID.
+     * @param WP_Post $post    Post object.
+     * @param bool    $update  Whether this is an existing post being updated or not.
+     */
+    public function save_post( $post_id, $post, $update ) {
+
+        // Avoid doing anything if post is autosave or a revision.
+        if ( wp_is_post_autosave( $post ) || wp_is_post_revision( $post ) ) {
+            return;
+        }
+
+        // We're setting the alternative label that have been provided via the UI
+        // (in fact we're using $_REQUEST), while save_post may be also called
+        // programmatically by some other function: we need to check therefore if
+        // the $post_id in the save_post call matches the post id set in the request.
+        //
+        // If this is not the current post being saved or if it's not an entity, return.
+        if ( ! isset( $_REQUEST['post_ID'] ) || $_REQUEST['post_ID'] != $post_id || ! $this->is_entity( $post_id ) ) {
+            return;
+        }
+
+        // Get the alt labels from the request (or empty array).
+        $alt_labels = isset( $_REQUEST['wl_alternative_label'] ) ? $_REQUEST['wl_alternative_label'] : array();
+
+        // Set the alternative labels.
+        $this->set_alternative_labels( $post_id, $alt_labels );
+
+    }
+
+    /**
+     * Set the alternative labels.
+     *
+     * @since 3.2.0
+     *
+     * @param int   $post_id    The post id.
+     * @param array $alt_labels An array of labels.
+     */
+    public function set_alternative_labels( $post_id, $alt_labels ) {
+
+        // Force $alt_labels to be an array
+        if ( ! is_array( $alt_labels ) ) {
+            $alt_labels = array( $alt_labels );
+        }
+
+        $this->log->debug( "Setting alternative labels [ post id :: $post_id ][ alt labels :: " . implode( ',', $alt_labels ) . " ]" );
+
+        // Delete all the existing alternate labels.
+        delete_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
+
+        // Set the alternative labels.
+        foreach ( $alt_labels as $alt_label ) {
+            if ( ! empty( $alt_label ) ) {
+                add_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY, $alt_label );
+            }
+        }
+
+    }
+
+    /**
+     * Retrieve the alternate labels.
+     *
+     * @since 3.2.0
+     *
+     * @param int $post_id Post id.
+     *
+     * @return mixed An array  of alternative labels.
+     */
+    public function get_alternative_labels( $post_id ) {
+
+        return get_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
+    }
+
+    /**
+     * Retrieve the labels for an entity, i.e. the title + the synonyms.
+     *
+     * @since 3.12.0
+     *
+     * @param int $post_id The entity {@link WP_Post} id.
+     *
+     * @return array An array with the entity title and labels.
+     */
+    public function get_labels( $post_id ) {
+
+        return array_merge( (array) get_the_title( $post_id ), $this->get_alternative_labels( $post_id ) );
+    }
+
+    /**
+     * Fires before the permalink field in the edit form (this event is available in WP from 4.1.0).
+     *
+     * @since 3.2.0
+     *
+     * @param WP_Post $post Post object.
+     */
+    public function edit_form_before_permalink( $post ) {
+
+        // If it's not an entity, return.
+        if ( ! $this->is_entity( $post->ID ) ) {
+            return;
+        }
+
+        // Print the input template.
+        $this->ui_service->print_template( 'wl-tmpl-alternative-label-input', $this->get_alternative_label_input() );
+
+        // Print all the currently set alternative labels.
+        foreach ( $this->get_alternative_labels( $post->ID ) as $alt_label ) {
+
+            echo $this->get_alternative_label_input( $alt_label );
+
+        };
+
+        // Print the button.
+        $this->ui_service->print_button( 'wl-add-alternative-labels-button', __( 'Add more titles', 'wordlift' ) );
+
+    }
+
+    /**
+     * Get the URI for the entity with the specified post id.
+     *
+     * @since 3.6.0
+     *
+     * @param int $post_id The entity post id.
+     *
+     * @return null|string The entity URI or NULL if not found or the dataset URI is not configured.
+     */
+    public function get_uri( $post_id ) {
+
+        // If a null is given, nothing to do
+        if ( null == $post_id ) {
+            return null;
+        }
+
+        $uri = get_post_meta( $post_id, WL_ENTITY_URL_META_NAME, true );
+
+        // If the dataset uri is not properly configured, null is returned
+        if ( '' === wl_configuration_get_redlink_dataset_uri() ) {
+            return null;
+        }
+
+        // Set the URI if it isn't set yet.
+        $post_status = get_post_status( $post_id );
+        if ( empty( $uri ) && 'auto-draft' !== $post_status && 'revision' !== $post_status ) {
+            $uri = wl_build_entity_uri( $post_id );
+            wl_set_entity_uri( $post_id, $uri );
+        }
+
+        return $uri;
+    }
+
+
+    /**
+     * Get the alternative label input HTML code.
+     *
+     * @since 3.2.0
+     *
+     * @param string $value The input value.
+     *
+     * @return string The input HTML code.
+     */
+    private function get_alternative_label_input( $value = '' ) {
+
+        return sprintf( self::ALTERNATIVE_LABEL_INPUT_TEMPLATE, esc_attr( $value ), __( 'Delete', 'wordlift' ) );
+    }
+
+    /**
+     * Get the number of entity posts published in this blog.
+     *
+     * @since 3.6.0
+     *
+     * @return int The number of published entity posts.
+     */
+    public function count() {
+
+        $posts = get_posts( $this->add_criterias( array(
+            'post_status' => 'any',
+            'numberposts' => - 1,
+        ) ) );
+
+        return count( $posts );
+    }
+
+    /**
+     * Add the entity filtering criterias to the arguments for a `get_posts`
+     * call.
+     *
+     * @since 3.15.0
+     *
+     * @param array $args The arguments for a `get_posts` call.
+     *
+     * @return array The arguments for a `get_posts` call.
+     */
+    public static function add_criterias( $args ) {
+
+        return $args + array(
+                'post_type' => Wordlift_Entity_Service::valid_entity_post_types(),
+                'tax_query' => array(
+                    array(
+                        'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+                        'terms'    => self::get_entity_terms(),
+                    ),
+                ),
+            );
+    }
+
+    /**
+     * Get the entity terms IDs which represent an entity.
+     *
+     * @since 3.15.0
+     *
+     * @return array An array of terms' ids.
+     */
+    public static function get_entity_terms() {
+
+        $terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
+            'hide_empty' => false,
+            // Because of #334 (and the AAM plugin) we changed fields from 'id=>slug' to 'all'.
+            // An issue has been opened with the AAM plugin author as well.
+            //
+            // see https://github.com/insideout10/wordlift-plugin/issues/334
+            // see https://wordpress.org/support/topic/idslug-not-working-anymore?replies=1#post-8806863
+            'fields'     => 'all',
+        ) );
+
+        return array_map( function ( $term ) {
+            return $term->term_id;
+        }, array_filter( $terms, function ( $term ) {
+            return 'article' !== $term->slug;
+        } ) );
+    }
+
+    /**
+     * Create a new entity.
+     *
+     * @since 3.9.0
+     *
+     * @param string $name     The entity name.
+     * @param string $type_uri The entity's type URI.
+     * @param null   $logo     The entity logo id (or NULL if none).
+     * @param string $status   The post status, by default 'publish'.
+     *
+     * @return int|WP_Error The entity post id or a {@link WP_Error} in case the `wp_insert_post` call fails.
+     */
+    public function create( $name, $type_uri, $logo = null, $status = 'publish' ) {
+
+        // Create an entity for the publisher.
+        $post_id = wp_insert_post( array(
+            'post_type'    => self::TYPE_NAME,
+            'post_title'   => $name,
+            'post_status'  => $status,
+            'post_content' => '',
+        ) );
+
+        // Return the error if any.
+        if ( is_wp_error( $post_id ) ) {
+            return $post_id;
+        }
+
+        // Set the entity logo.
+        if ( $logo && is_numeric( $logo ) ) {
+            set_post_thumbnail( $post_id, $logo );
+        }
+
+        // Set the entity type.
+        Wordlift_Entity_Type_Service::get_instance()->set( $post_id, $type_uri );
+
+        return $post_id;
+    }
+
+    /**
+     * Get the entities related to the one with the specified id. By default only
+     * published entities will be returned.
+     *
+     * @since 3.10.0
+     *
+     * @param int    $id          The post id.
+     * @param string $post_status The target post status (default = publish).
+     *
+     * @return array An array of post ids.
+     */
+    public function get_related_entities( $id, $post_status = 'publish' ) {
+
+        return $this->relation_service->get_objects( $id, 'ids', null, $post_status );
 //		return wl_core_inner_get_related_entities( 'post_ids', $id, null, $post_status );
-	}
-
-	/**
-	 * Get the list of entities.
-	 *
-	 * @since 3.12.2
-	 *
-	 * @param array $params Custom parameters for WordPress' own {@link get_posts} function.
-	 *
-	 * @return array An array of entity posts.
-	 */
-	public function get( $params = array() ) {
-
-		// Set the defaults.
-		$defaults = array( 'post_type' => 'entity' );
-
-		// Merge the defaults with the provided parameters.
-		$args = wp_parse_args( $params, $defaults );
-
-		// Call the `get_posts` function.
-		return get_posts( $args );
-	}
-
-	/**
-	 * The list of post type names which can be used for entities
-	 *
-	 * Criteria is that the post type is public. The list of valid post types
-	 * can be overridden with a filter.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @return array Array containing the names of the valid post types.
-	 */
-	static function valid_entity_post_types() {
-
-		// Ignore builtins in the call to avoid getting attachments.
-		$post_types = array( 'post', 'page', self::TYPE_NAME );
-
-		return apply_filters( 'wl_valid_entity_post_types', $post_types );
-	}
+    }
+
+    /**
+     * Get the list of entities.
+     *
+     * @since 3.12.2
+     *
+     * @param array $params Custom parameters for WordPress' own {@link get_posts} function.
+     *
+     * @return array An array of entity posts.
+     */
+    public function get( $params = array() ) {
+
+        // Set the defaults.
+        $defaults = array( 'post_type' => 'entity' );
+
+        // Merge the defaults with the provided parameters.
+        $args = wp_parse_args( $params, $defaults );
+
+        // Call the `get_posts` function.
+        return get_posts( $args );
+    }
+
+    /**
+     * The list of post type names which can be used for entities
+     *
+     * Criteria is that the post type is public. The list of valid post types
+     * can be overridden with a filter.
+     *
+     * @since 3.15.0
+     *
+     * @return array Array containing the names of the valid post types.
+     */
+    static function valid_entity_post_types() {
+
+        // Ignore builtins in the call to avoid getting attachments.
+        $post_types = array( 'post', 'page', self::TYPE_NAME );
+
+        return apply_filters( 'wl_valid_entity_post_types', $post_types );
+    }
 
 }

Spacing +86 added lines, -86 removed lines

@@ -77,9 +77,9 @@ 
 	 * @param \Wordlift_UI_Service       $ui_service       The UI service.
 	 * @param \Wordlift_Relation_Service $relation_service The {@link Wordlift_Relation_Service} instance.
 	 */
-	public function __construct( $ui_service, $relation_service ) {
+	public function __construct($ui_service, $relation_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Entity_Service');
 
 		$this->ui_service       = $ui_service;
 		$this->relation_service = $relation_service;
@@ -109,16 +109,16 @@ 
 	 *
 	 * @return bool Return true if the post is an entity otherwise false.
 	 */
-	public function is_entity( $post_id ) {
+	public function is_entity($post_id) {
 
-		$terms = wp_get_object_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+		$terms = wp_get_object_terms($post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME);
 
-		if ( 0 === count( $terms ) ) {
+		if (0 === count($terms)) {
 			return false;
 		}
 
 		// We don't consider an `article` to be an entity.
-		if ( 'article' !== $terms[0]->slug ) {
+		if ('article' !== $terms[0]->slug) {
 			return true;
 		}
 
@@ -137,19 +137,19 @@ 
 	 *
 	 * @return string Returns a classification scope (e.g. 'what').
 	 */
-	public function get_classification_scope_for( $post_id, $default = WL_WHAT_RELATION ) {
+	public function get_classification_scope_for($post_id, $default = WL_WHAT_RELATION) {
 
-		if ( false === $this->is_entity( $post_id ) ) {
+		if (false === $this->is_entity($post_id)) {
 			return $default;
 		}
 
 		// Retrieve the entity type
-		$entity_type_arr = Wordlift_Entity_Type_Service::get_instance()->get( $post_id );
-		$entity_type     = str_replace( 'wl-', '', $entity_type_arr['css_class'] );
+		$entity_type_arr = Wordlift_Entity_Type_Service::get_instance()->get($post_id);
+		$entity_type     = str_replace('wl-', '', $entity_type_arr['css_class']);
 		// Retrieve classification boxes configuration
-		$classification_boxes = unserialize( WL_CORE_POST_CLASSIFICATION_BOXES );
-		foreach ( $classification_boxes as $cb ) {
-			if ( in_array( $entity_type, $cb['registeredTypes'] ) ) {
+		$classification_boxes = unserialize(WL_CORE_POST_CLASSIFICATION_BOXES);
+		foreach ($classification_boxes as $cb) {
+			if (in_array($entity_type, $cb['registeredTypes'])) {
 				return $cb['id'];
 			}
 		}
@@ -158,13 +158,13 @@ 
 	}
 
 
-	public function is_used( $post_id ) {
+	public function is_used($post_id) {
 
-		if ( false === $this->is_entity( $post_id ) ) {
+		if (false === $this->is_entity($post_id)) {
 			return null;
 		}
 		// Retrieve the post
-		$entity = get_post( $post_id );
+		$entity = get_post($post_id);
 
 		global $wpdb;
 		// Retrieve Wordlift relation instances table name
@@ -177,9 +177,9 @@ 
 		);
 
 		// Perform the query
-		$relation_instances = (int) $wpdb->get_var( $stmt );
+		$relation_instances = (int) $wpdb->get_var($stmt);
 		// If there is at least one relation instance for the current entity, then it's used
-		if ( 0 < $relation_instances ) {
+		if (0 < $relation_instances) {
 			return true;
 		}
 
@@ -187,13 +187,13 @@ 
 		$stmt = $wpdb->prepare(
 			"SELECT COUNT(*) FROM $wpdb->postmeta WHERE post_id != %d AND meta_value = %s",
 			$entity->ID,
-			wl_get_entity_uri( $entity->ID )
+			wl_get_entity_uri($entity->ID)
 		);
 		// Perform the query
-		$meta_instances = (int) $wpdb->get_var( $stmt );
+		$meta_instances = (int) $wpdb->get_var($stmt);
 
 		// If there is at least one meta that refers the current entity uri, then current entity is used
-		if ( 0 < $meta_instances ) {
+		if (0 < $meta_instances) {
 			return true;
 		}
 
@@ -210,9 +210,9 @@ 
 	 *
 	 * @return true if the uri internal to the current dataset otherwise false.
 	 */
-	public function is_internal_uri( $uri ) {
+	public function is_internal_uri($uri) {
 
-		return ( 0 === strrpos( $uri, wl_configuration_get_redlink_dataset_uri() ) );
+		return (0 === strrpos($uri, wl_configuration_get_redlink_dataset_uri()));
 	}
 
 	/**
@@ -224,10 +224,10 @@ 
 	 *
 	 * @return WP_Post|null A WP_Post instance or null if not found.
 	 */
-	public function get_entity_post_by_uri( $uri ) {
+	public function get_entity_post_by_uri($uri) {
 
 		// Check if we've been provided with a value otherwise return null.
-		if ( empty( $uri ) ) {
+		if (empty($uri)) {
 			return null;
 		}
 
@@ -256,7 +256,7 @@ 
 		// performed also looking at sameAs values.
 		//
 		// This solve issues like https://github.com/insideout10/wordlift-plugin/issues/237
-		if ( ! $this->is_internal_uri( $uri ) ) {
+		if ( ! $this->is_internal_uri($uri)) {
 
 			$query_args['meta_query']['relation'] = 'OR';
 			$query_args['meta_query'][]           = array(
@@ -266,13 +266,13 @@ 
 			);
 		}
 
-		$query = new WP_Query( $query_args );
+		$query = new WP_Query($query_args);
 
 		// Get the matching entity posts.
 		$posts = $query->get_posts();
 
 		// Return null if no post is found.
-		if ( 0 === count( $posts ) ) {
+		if (0 === count($posts)) {
 			return null;
 		}
 
@@ -292,10 +292,10 @@ 
 	 * @param WP_Post $post    Post object.
 	 * @param bool    $update  Whether this is an existing post being updated or not.
 	 */
-	public function save_post( $post_id, $post, $update ) {
+	public function save_post($post_id, $post, $update) {
 
 		// Avoid doing anything if post is autosave or a revision.
-		if ( wp_is_post_autosave( $post ) || wp_is_post_revision( $post ) ) {
+		if (wp_is_post_autosave($post) || wp_is_post_revision($post)) {
 			return;
 		}
 
@@ -305,15 +305,15 @@ 
 		// the $post_id in the save_post call matches the post id set in the request.
 		//
 		// If this is not the current post being saved or if it's not an entity, return.
-		if ( ! isset( $_REQUEST['post_ID'] ) || $_REQUEST['post_ID'] != $post_id || ! $this->is_entity( $post_id ) ) {
+		if ( ! isset($_REQUEST['post_ID']) || $_REQUEST['post_ID'] != $post_id || ! $this->is_entity($post_id)) {
 			return;
 		}
 
 		// Get the alt labels from the request (or empty array).
-		$alt_labels = isset( $_REQUEST['wl_alternative_label'] ) ? $_REQUEST['wl_alternative_label'] : array();
+		$alt_labels = isset($_REQUEST['wl_alternative_label']) ? $_REQUEST['wl_alternative_label'] : array();
 
 		// Set the alternative labels.
-		$this->set_alternative_labels( $post_id, $alt_labels );
+		$this->set_alternative_labels($post_id, $alt_labels);
 
 	}
 
@@ -325,22 +325,22 @@ 
 	 * @param int   $post_id    The post id.
 	 * @param array $alt_labels An array of labels.
 	 */
-	public function set_alternative_labels( $post_id, $alt_labels ) {
+	public function set_alternative_labels($post_id, $alt_labels) {
 
 		// Force $alt_labels to be an array
-		if ( ! is_array( $alt_labels ) ) {
-			$alt_labels = array( $alt_labels );
+		if ( ! is_array($alt_labels)) {
+			$alt_labels = array($alt_labels);
 		}
 
-		$this->log->debug( "Setting alternative labels [ post id :: $post_id ][ alt labels :: " . implode( ',', $alt_labels ) . " ]" );
+		$this->log->debug("Setting alternative labels [ post id :: $post_id ][ alt labels :: ".implode(',', $alt_labels)." ]");
 
 		// Delete all the existing alternate labels.
-		delete_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
+		delete_post_meta($post_id, self::ALTERNATIVE_LABEL_META_KEY);
 
 		// Set the alternative labels.
-		foreach ( $alt_labels as $alt_label ) {
-			if ( ! empty( $alt_label ) ) {
-				add_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY, $alt_label );
+		foreach ($alt_labels as $alt_label) {
+			if ( ! empty($alt_label)) {
+				add_post_meta($post_id, self::ALTERNATIVE_LABEL_META_KEY, $alt_label);
 			}
 		}
 
@@ -355,9 +355,9 @@ 
 	 *
 	 * @return mixed An array  of alternative labels.
 	 */
-	public function get_alternative_labels( $post_id ) {
+	public function get_alternative_labels($post_id) {
 
-		return get_post_meta( $post_id, self::ALTERNATIVE_LABEL_META_KEY );
+		return get_post_meta($post_id, self::ALTERNATIVE_LABEL_META_KEY);
 	}
 
 	/**
@@ -369,9 +369,9 @@ 
 	 *
 	 * @return array An array with the entity title and labels.
 	 */
-	public function get_labels( $post_id ) {
+	public function get_labels($post_id) {
 
-		return array_merge( (array) get_the_title( $post_id ), $this->get_alternative_labels( $post_id ) );
+		return array_merge((array) get_the_title($post_id), $this->get_alternative_labels($post_id));
 	}
 
 	/**
@@ -381,25 +381,25 @@ 
 	 *
 	 * @param WP_Post $post Post object.
 	 */
-	public function edit_form_before_permalink( $post ) {
+	public function edit_form_before_permalink($post) {
 
 		// If it's not an entity, return.
-		if ( ! $this->is_entity( $post->ID ) ) {
+		if ( ! $this->is_entity($post->ID)) {
 			return;
 		}
 
 		// Print the input template.
-		$this->ui_service->print_template( 'wl-tmpl-alternative-label-input', $this->get_alternative_label_input() );
+		$this->ui_service->print_template('wl-tmpl-alternative-label-input', $this->get_alternative_label_input());
 
 		// Print all the currently set alternative labels.
-		foreach ( $this->get_alternative_labels( $post->ID ) as $alt_label ) {
+		foreach ($this->get_alternative_labels($post->ID) as $alt_label) {
 
-			echo $this->get_alternative_label_input( $alt_label );
+			echo $this->get_alternative_label_input($alt_label);
 
 		};
 
 		// Print the button.
-		$this->ui_service->print_button( 'wl-add-alternative-labels-button', __( 'Add more titles', 'wordlift' ) );
+		$this->ui_service->print_button('wl-add-alternative-labels-button', __('Add more titles', 'wordlift'));
 
 	}
 
@@ -412,25 +412,25 @@ 
 	 *
 	 * @return null|string The entity URI or NULL if not found or the dataset URI is not configured.
 	 */
-	public function get_uri( $post_id ) {
+	public function get_uri($post_id) {
 
 		// If a null is given, nothing to do
-		if ( null == $post_id ) {
+		if (null == $post_id) {
 			return null;
 		}
 
-		$uri = get_post_meta( $post_id, WL_ENTITY_URL_META_NAME, true );
+		$uri = get_post_meta($post_id, WL_ENTITY_URL_META_NAME, true);
 
 		// If the dataset uri is not properly configured, null is returned
-		if ( '' === wl_configuration_get_redlink_dataset_uri() ) {
+		if ('' === wl_configuration_get_redlink_dataset_uri()) {
 			return null;
 		}
 
 		// Set the URI if it isn't set yet.
-		$post_status = get_post_status( $post_id );
-		if ( empty( $uri ) && 'auto-draft' !== $post_status && 'revision' !== $post_status ) {
-			$uri = wl_build_entity_uri( $post_id );
-			wl_set_entity_uri( $post_id, $uri );
+		$post_status = get_post_status($post_id);
+		if (empty($uri) && 'auto-draft' !== $post_status && 'revision' !== $post_status) {
+			$uri = wl_build_entity_uri($post_id);
+			wl_set_entity_uri($post_id, $uri);
 		}
 
 		return $uri;
@@ -446,9 +446,9 @@ 
 	 *
 	 * @return string The input HTML code.
 	 */
-	private function get_alternative_label_input( $value = '' ) {
+	private function get_alternative_label_input($value = '') {
 
-		return sprintf( self::ALTERNATIVE_LABEL_INPUT_TEMPLATE, esc_attr( $value ), __( 'Delete', 'wordlift' ) );
+		return sprintf(self::ALTERNATIVE_LABEL_INPUT_TEMPLATE, esc_attr($value), __('Delete', 'wordlift'));
 	}
 
 	/**
@@ -460,12 +460,12 @@ 
 	 */
 	public function count() {
 
-		$posts = get_posts( $this->add_criterias( array(
+		$posts = get_posts($this->add_criterias(array(
 			'post_status' => 'any',
-			'numberposts' => - 1,
-		) ) );
+			'numberposts' => -1,
+		)));
 
-		return count( $posts );
+		return count($posts);
 	}
 
 	/**
@@ -478,7 +478,7 @@ 
 	 *
 	 * @return array The arguments for a `get_posts` call.
 	 */
-	public static function add_criterias( $args ) {
+	public static function add_criterias($args) {
 
 		return $args + array(
 				'post_type' => Wordlift_Entity_Service::valid_entity_post_types(),
@@ -500,7 +500,7 @@ 
 	 */
 	public static function get_entity_terms() {
 
-		$terms = get_terms( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
+		$terms = get_terms(Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
 			'hide_empty' => false,
 			// Because of #334 (and the AAM plugin) we changed fields from 'id=>slug' to 'all'.
 			// An issue has been opened with the AAM plugin author as well.
@@ -508,13 +508,13 @@ 
 			// see https://github.com/insideout10/wordlift-plugin/issues/334
 			// see https://wordpress.org/support/topic/idslug-not-working-anymore?replies=1#post-8806863
 			'fields'     => 'all',
-		) );
+		));
 
-		return array_map( function ( $term ) {
+		return array_map(function($term) {
 			return $term->term_id;
-		}, array_filter( $terms, function ( $term ) {
+		}, array_filter($terms, function($term) {
 			return 'article' !== $term->slug;
-		} ) );
+		} ));
 	}
 
 	/**
@@ -529,28 +529,28 @@ 
 	 *
 	 * @return int|WP_Error The entity post id or a {@link WP_Error} in case the `wp_insert_post` call fails.
 	 */
-	public function create( $name, $type_uri, $logo = null, $status = 'publish' ) {
+	public function create($name, $type_uri, $logo = null, $status = 'publish') {
 
 		// Create an entity for the publisher.
-		$post_id = wp_insert_post( array(
+		$post_id = wp_insert_post(array(
 			'post_type'    => self::TYPE_NAME,
 			'post_title'   => $name,
 			'post_status'  => $status,
 			'post_content' => '',
-		) );
+		));
 
 		// Return the error if any.
-		if ( is_wp_error( $post_id ) ) {
+		if (is_wp_error($post_id)) {
 			return $post_id;
 		}
 
 		// Set the entity logo.
-		if ( $logo && is_numeric( $logo ) ) {
-			set_post_thumbnail( $post_id, $logo );
+		if ($logo && is_numeric($logo)) {
+			set_post_thumbnail($post_id, $logo);
 		}
 
 		// Set the entity type.
-		Wordlift_Entity_Type_Service::get_instance()->set( $post_id, $type_uri );
+		Wordlift_Entity_Type_Service::get_instance()->set($post_id, $type_uri);
 
 		return $post_id;
 	}
@@ -566,9 +566,9 @@ 
 	 *
 	 * @return array An array of post ids.
 	 */
-	public function get_related_entities( $id, $post_status = 'publish' ) {
+	public function get_related_entities($id, $post_status = 'publish') {
 
-		return $this->relation_service->get_objects( $id, 'ids', null, $post_status );
+		return $this->relation_service->get_objects($id, 'ids', null, $post_status);
 //		return wl_core_inner_get_related_entities( 'post_ids', $id, null, $post_status );
 	}
 
@@ -581,16 +581,16 @@ 
 	 *
 	 * @return array An array of entity posts.
 	 */
-	public function get( $params = array() ) {
+	public function get($params = array()) {
 
 		// Set the defaults.
-		$defaults = array( 'post_type' => 'entity' );
+		$defaults = array('post_type' => 'entity');
 
 		// Merge the defaults with the provided parameters.
-		$args = wp_parse_args( $params, $defaults );
+		$args = wp_parse_args($params, $defaults);
 
 		// Call the `get_posts` function.
-		return get_posts( $args );
+		return get_posts($args);
 	}
 
 	/**
@@ -606,9 +606,9 @@ 
 	static function valid_entity_post_types() {
 
 		// Ignore builtins in the call to avoid getting attachments.
-		$post_types = array( 'post', 'page', self::TYPE_NAME );
+		$post_types = array('post', 'page', self::TYPE_NAME);
 
-		return apply_filters( 'wl_valid_entity_post_types', $post_types );
+		return apply_filters('wl_valid_entity_post_types', $post_types);
 	}
 
 }

src/includes/class-wordlift-schema-service.php

Indentation +1280 added lines, -1280 removed lines

@@ -18,1285 +18,1285 @@
  */
 class Wordlift_Schema_Service {
 
-	/**
-	 * The 'location created' field name.
-	 *
-	 * @since 3.5.0
-	 */
-	const FIELD_LOCATION_CREATED = 'wl_location_created';
-
-	/**
-	 * The 'topic' field name.
-	 *
-	 * @since 3.5.0
-	 */
-	const FIELD_TOPIC = 'wl_topic';
-
-	/**
-	 * The 'author' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_AUTHOR = 'wl_author';
-
-	/**
-	 * The 'same as' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_SAME_AS = 'entity_same_as';
-
-	/**
-	 * The 'date start' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_DATE_START = 'wl_cal_date_start';
-
-	/**
-	 * The 'date end' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_DATE_END = 'wl_cal_date_end';
-
-	/**
-	 * The 'location' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_LOCATION = 'wl_location';
-
-	/**
-	 * The 'founder' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_FOUNDER = 'wl_founder';
-
-	/**
-	 * The 'knows' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_KNOWS = 'wl_knows';
-
-	/**
-	 * The 'birth date' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_BIRTH_DATE = 'wl_birth_date';
-
-	/**
-	 * The 'birth place' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_BIRTH_PLACE = 'wl_birth_place';
-
-	/**
-	 * The 'latitude' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_GEO_LATITUDE = 'wl_geo_latitude';
-
-	/**
-	 * The 'longitude' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_GEO_LONGITUDE = 'wl_geo_longitude';
-
-	/**
-	 * The 'streetAddress' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_ADDRESS = 'wl_address';
-
-	/**
-	 * The 'postOfficeBoxNumber' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_PO_BOX = 'wl_address_post_office_box';
-
-	/**
-	 * The 'postalCode' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_POSTAL_CODE = 'wl_address_postal_code';
-
-	/**
-	 * The 'addressLocality' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_LOCALITY = 'wl_address_locality';
-	/**
-	 * The 'addressRegion' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_REGION = 'wl_address_region';
-
-	/**
-	 * The 'addressCountry' field name.
-	 *
-	 * @since 3.3.0
-	 */
-	const FIELD_ADDRESS_COUNTRY = 'wl_address_country';
-
-	/**
-	 * The 'entity type' field name.
-	 *
-	 * @since 3.1.0
-	 */
-	const FIELD_ENTITY_TYPE = 'wl_entity_type_uri';
-
-	/**
-	 * The 'email' field name.
-	 *
-	 * @since 3.2.0
-	 */
-	const FIELD_EMAIL = 'wl_email';
-
-	/**
-	 * The 'affiliation' field name.
-	 *
-	 * @since 3.2.0
-	 */
-	const FIELD_AFFILIATION = 'wl_affiliation';
-
-	/**
-	 * The 'telephone' field name.
-	 *
-	 * @since 3.8.0
-	 */
-	const FIELD_TELEPHONE = 'wl_schema_telephone';
-
-	/**
-	 * The 'legalName' field name.
-	 *
-	 * @since 3.12.0
-	 */
-	const FIELD_LEGAL_NAME = 'wl_schema_legal_name';
-
-	/**
-	 * The 'recipeCuisine' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_CUISINE = 'wl_schema_recipe_cuisine';
-
-	/**
-	 * The 'recipeIngredient' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_INGREDIENT = 'wl_schema_recipe_ingredient';
-
-	/**
-	 * The 'calories' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_NUTRITION_INFO_CALORIES = 'wl_schema_nutrition_information_calories';
-
-	/**
-	 * The 'recipeInstructions' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_INSTRUCTIONS = 'wl_schema_recipe_instructions';
-
-	/**
-	 * The 'recipeYield' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_RECIPE_YIELD = 'wl_schema_recipe_yield';
-
-	/**
-	 * The 'prepTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_PREP_TIME = 'wl_schema_prep_time';
-
-	/**
-	 * The 'cookTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_COOK_TIME = 'wl_schema_cook_time';
-
-	/**
-	 * The 'totalTime' field name.
-	 *
-	 * @since 3.14.0
-	 */
-	const FIELD_TOTAL_TIME = 'wl_schema_total_time';
-
-	/**
-	 * The 'URI' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_URI = 'uri';
-
-	/**
-	 * The 'date' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_DATE = 'date';
-
-	/**
-	 * The 'dateTime' data type name.
-	 *
-	 * @since 3.15.0
-	 */
-	const DATA_TYPE_DATE_TIME = 'dateTime';
-
-	/**
-	 * The 'time' data type name.
-	 *
-	 * @since 3.14.0
-	 */
-	const DATA_TYPE_DURATION = 'duration';
-
-	/**
-	 * The 'double' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_DOUBLE = 'double';
-
-	/**
-	 * The 'string' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_STRING = 'string';
-
-	/**
-	 * The multiline text data type name.
-	 *
-	 * @since 3.14.0
-	 */
-	const DATA_TYPE_MULTILINE = 'multiline';
-
-	/**
-	 * The 'integer' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_INTEGER = 'int';
-
-	/**
-	 * The 'boolean' data type name.
-	 *
-	 * @since 3.1.0
-	 */
-	const DATA_TYPE_BOOLEAN = 'bool';
-
-	/**
-	 * The schema.org Event type URI.
-	 *
-	 * @since 3.1.0
-	 */
-	const SCHEMA_EVENT_TYPE = 'http://schema.org/Event';
-
-	/**
-	 * The Schema service singleton instance.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Schema_Service $instance The Schema service singleton instance.
-	 */
-	private static $instance;
-
-	/**
-	 * WordLift's schema.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var array $schema WordLift's schema.
-	 */
-	private $schema;
-
-	/**
-	 * The Log service.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log The Log service.
-	 */
-	private $log;
-
-	/**
-	 * The {@link Wordlift_Post_Property_Storage_Factory} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Storage_Factory $storage_factory The {@link Wordlift_Post_Property_Storage_Factory} instance.
-	 */
-	private $storage_factory;
-
-	/**
-	 * The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Sparql_Tuple_Rendition_Factory $rendition_factory The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
-	 */
-	private $rendition_factory;
-
-	/**
-	 * The {@link Wordlift_Configuration_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
-	 */
-	private $configuration_service;
-
-	/**
-	 * The web site configured language code.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var string $language_code The web site configured language code.
-	 */
-	private $language_code;
-
-	/**
-	 * Wordlift_Schema_Service constructor.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @param \Wordlift_Storage_Factory                $storage_factory       The {@link Wordlift_Post_Property_Storage_Factory} instance.
-	 * @param \Wordlift_Sparql_Tuple_Rendition_Factory $rendition_factory     The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
-	 * @param \Wordlift_Configuration_Service          $configuration_service The {@link Wordlift_Configuration_Service} instance.
-	 */
-	public function __construct( $storage_factory, $rendition_factory, $configuration_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
-
-		$this->storage_factory       = $storage_factory;
-		$this->rendition_factory     = $rendition_factory;
-		$this->configuration_service = $configuration_service;
-		$this->language_code         = $this->configuration_service->get_language_code();
-
-		// Set the taxonomy data.
-		// Note: parent types must be defined before child types.
-		$this->schema = array(
-			'article'       => $this->get_article_schema(),
-			'thing'         => $this->get_thing_schema(),
-			'creative-work' => $this->get_creative_work_schema(),
-			'event'         => $this->get_event_schema(),
-			'organization'  => $this->get_organization_schema(),
-			'person'        => $this->get_person_schema(),
-			'place'         => $this->get_place_schema(),
-			'localbusiness' => $this->get_local_business_schema(),
-			'recipe'        => $this->get_recipe_schema(),
-		);
-
-		// Create a singleton instance of the Schema service, useful to provide static functions to global functions.
-		self::$instance = $this;
-
-	}
-
-	/**
-	 * Get a reference to the Schema service.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @return Wordlift_Schema_Service A reference to the Schema service.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Get the properties for a field with the specified key. The key is used as
-	 * meta key when the field's value is stored in WordPress meta data table.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param string $key The field's key.
-	 *
-	 * @return null|array An array of field's properties or null if the field is not found.
-	 */
-	public function get_field( $key ) {
-
-		// Parse each schema's fields until we find the one we're looking for, then
-		// return its properties.
-		foreach ( $this->schema as $_ => $schema ) {
-
-			if ( ! isset( $schema['custom_fields'] ) ) {
-				break;
-			}
-
-			foreach ( $schema['custom_fields'] as $field => $props ) {
-				if ( $key === $field ) {
-					return $props;
-				}
-			}
-		}
-
-		return null;
-	}
-
-	/**
-	 * Get the WordLift's schema.
-	 *
-	 * @param string $name The schema name.
-	 *
-	 * @return array|null An array with the schema configuration or NULL if the schema is not found.
-	 *
-	 * @since 3.1.0
-	 */
-	public function get_schema( $name ) {
-		// Check if the schema exists and, if not, return NULL.
-		if ( ! isset( $this->schema[ $name ] ) ) {
-			return null;
-		}
-
-		// Return the requested schema.
-		return $this->schema[ $name ];
-	}
-
-	/**
-	 * Get the WordLift's schema trough schema type uri.
-	 *
-	 * @param string $uri The schema uri.
-	 *
-	 * @return array|null An array with the schema configuration or NULL if the schema is not found.
-	 *
-	 * @since 3.3.0
-	 */
-	public function get_schema_by_uri( $uri ) {
-
-		foreach ( $this->schema as $name => $schema ) {
-			if ( $schema['uri'] === $uri ) {
-				return $schema;
-			}
-		}
-
-		return null;
-	}
-
-	/**
-	 * Get the 'thing' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_thing_schema() {
-
-		return array(
-			'css_class'     => 'wl-thing',
-			'uri'           => 'http://schema.org/Thing',
-			'same_as'       => array( '*' ),
-			// set as default.
-			'custom_fields' => array(
-				self::FIELD_SAME_AS                            => array(
-					'predicate'   => 'http://schema.org/sameAs',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Thing',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					// We need a custom metabox.
-					'input_field' => 'sameas',
-				),
-				// Add the schema:url property.
-				Wordlift_Schema_Url_Property_Service::META_KEY => Wordlift_Schema_Url_Property_Service::get_instance()
-				                                                                                      ->get_compat_definition(),
-			),
-			// {{sameAs}} not present in the microdata template,
-			// because it is treated separately in *wl_content_embed_item_microdata*
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'linked_data'   => array(
-				//### Title to rdfs:label.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_title(),
-					Wordlift_Query_Builder::RDFS_LABEL_URI,
-					null,
-					$this->language_code
-				),
-				//### Title to dct:title.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_title(),
-					'http://purl.org/dc/terms/title',
-					null,
-					$this->language_code
-				),
-				//### Alternative title to rdfs:label.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
-					Wordlift_Query_Builder::RDFS_LABEL_URI,
-					null,
-					$this->language_code
-				),
-				//### Alternative title to dct:title.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
-					'http://purl.org/dc/terms/title',
-					null,
-					$this->language_code
-				),
-				//### schema:url.
-				$this->rendition_factory->create(
-					$this->storage_factory->url_property(),
-					Wordlift_Query_Builder::SCHEMA_URL_URI,
-					self::DATA_TYPE_URI
-				),
-				//### schema:description.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_description_no_tags_no_shortcodes(),
-					'http://schema.org/description',
-					null,
-					$this->language_code
-				),
-				//### owl:sameAs.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_SAME_AS ),
-					'http://www.w3.org/2002/07/owl#sameAs',
-					self::DATA_TYPE_URI )
-				,
-				//### rdf:type.
-				$this->rendition_factory->create(
-					$this->storage_factory->schema_class( $this ),
-					Wordlift_Query_Builder::RDFS_TYPE_URI,
-					self::DATA_TYPE_URI )
-				,
-				//### schema:image.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_images(),
-					Wordlift_Query_Builder::SCHEMA_IMAGE_URI,
-					self::DATA_TYPE_URI )
-				,
-				//### dct:relation.
-				$this->rendition_factory->create(
-					$this->storage_factory->relations(),
-					Wordlift_Query_Builder::DCTERMS_RELATION_URI,
-					self::DATA_TYPE_URI )
-				,
-			),
-		);
-
-	}
-
-	/**
-	 * Get the 'creative work' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_creative_work_schema() {
-
-		$schema = array(
-			'label'         => 'CreativeWork',
-			'description'   => 'A creative work (or a Music Album).',
-			'parents'       => array( 'thing' ),
-			// Give term slug as parent.
-			'css_class'     => 'wl-creative-work',
-			'uri'           => 'http://schema.org/CreativeWork',
-			'same_as'       => array(
-				'http://schema.org/MusicAlbum',
-				'http://schema.org/Product',
-			),
-			'custom_fields' => array(
-				self::FIELD_AUTHOR => array(
-					'predicate'   => 'http://schema.org/author',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
-						'cardinality' => INF,
-					),
-				),
-			),
-			'linked_data'   => array(
-				//### schema:author.
-				$this->rendition_factory->create(
-					$this->storage_factory->author_uri(),
-					Wordlift_Query_Builder::SCHEMA_AUTHOR_URI,
-					self::DATA_TYPE_URI )
-				,
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'event' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_event_schema() {
-
-		$schema = array(
-			'label'         => 'Event',
-			'description'   => 'An event . ',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-event',
-			'uri'           => self::SCHEMA_EVENT_TYPE,
-			'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
-			'custom_fields' => array(
-				self::FIELD_DATE_START => array(
-					'predicate'   => 'http://schema.org/startDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:datetime',
-					'constraints' => '',
-				),
-				self::FIELD_DATE_END   => array(
-					'predicate'   => 'http://schema.org/endDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:datetime',
-					'constraints' => '',
-				),
-				self::FIELD_LOCATION   => array(
-					'predicate'   => 'http://schema.org/location',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/PostalAddress',
-					'constraints' => array(
-						'uri_type'    => array( 'Place', 'LocalBusiness' ),
-						'cardinality' => INF,
-					),
-				),
-			),
-			'linked_data'   => array(
-				//### schema:startDate.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_DATE_END ),
-					'http://schema.org/startDate',
-					self::DATA_TYPE_DATE_TIME )
-				,
-				//### schema:endDate.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_DATE_END ),
-					'http://schema.org/endDate',
-					self::DATA_TYPE_DATE_TIME )
-				,
-				//### schema:location.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_LOCATION ),
-					'http://schema.org/location',
-					self::DATA_TYPE_URI )
-				,
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'organization' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_organization_schema() {
-
-		$schema = array(
-			'label'         => 'Organization',
-			'description'   => 'An organization, including a government or a newspaper.',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-organization',
-			'uri'           => 'http://schema.org/Organization',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/organization.organization',
-				'http://rdf.freebase.com/ns/government.government',
-				'http://schema.org/Newspaper',
-			),
-			'custom_fields' => array(
-				self::FIELD_LEGAL_NAME          => array(
-					'predicate'   => 'http://schema.org/legalName',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-				self::FIELD_FOUNDER             => array(
-					'predicate'   => 'http://schema.org/founder',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => 'Person',
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_ADDRESS             => array(
-					'predicate'   => 'http://schema.org/streetAddress',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_PO_BOX      => array(
-					'predicate'   => 'http://schema.org/postOfficeBoxNumber',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_POSTAL_CODE => array(
-					'predicate'   => 'http://schema.org/postalCode',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_LOCALITY    => array(
-					'predicate'   => 'http://schema.org/addressLocality',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_REGION      => array(
-					'predicate'   => 'http://schema.org/addressRegion',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_COUNTRY     => array(
-					'predicate'   => 'http://schema.org/addressCountry',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_EMAIL               => array(
-					'predicate'   => 'http://schema.org/email',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-				self::FIELD_TELEPHONE           => array(
-					'predicate'   => 'http://schema.org/telephone',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-				),
-			),
-			'linked_data'   => array(
-				//### schema:legalName.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_LEGAL_NAME ),
-					'http://schema.org/legalName'
-				),
-				//### schema:founder.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_FOUNDER ),
-					'http://schema.org/founder',
-					self::DATA_TYPE_URI
-				),
-				//### schema:email.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_EMAIL ),
-					'http://schema.org/email'
-				),
-				//### schema:telephone.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_TELEPHONE ),
-					'http://schema.org/telephone'
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'person' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_person_schema() {
-
-		$schema = array(
-			'label'         => 'Person',
-			'description'   => 'A person (or a music artist).',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-person',
-			'uri'           => 'http://schema.org/Person',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/people.person',
-				'http://rdf.freebase.com/ns/music.artist',
-				'http://dbpedia.org/class/yago/LivingPeople',
-			),
-			'custom_fields' => array(
-				self::FIELD_KNOWS       => array(
-					'predicate'   => 'http://schema.org/knows',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Person',
-					'constraints' => array(
-						'uri_type'    => 'Person',
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_BIRTH_DATE  => array(
-					'predicate'   => 'http://schema.org/birthDate',
-					'type'        => self::DATA_TYPE_DATE,
-					'export_type' => 'xsd:date',
-					'constraints' => '',
-				),
-				self::FIELD_BIRTH_PLACE => array(
-					'predicate'   => 'http://schema.org/birthPlace',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Place',
-					'constraints' => array(
-						'uri_type' => 'Place',
-					),
-				),
-				self::FIELD_AFFILIATION => array(
-					'predicate'   => 'http://schema.org/affiliation',
-					'type'        => self::DATA_TYPE_URI,
-					'export_type' => 'http://schema.org/Organization',
-					'constraints' => array(
-						'uri_type'    => array(
-							'Organization',
-							'LocalBusiness',
-						),
-						'cardinality' => INF,
-					),
-				),
-				self::FIELD_EMAIL       => array(
-					'predicate'   => 'http://schema.org/email',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-				),
-			),
-			'linked_data'   => array(
-				//### schema:knows.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_KNOWS ),
-					'http://schema.org/knows',
-					self::DATA_TYPE_URI
-				),
-				//### schema:birthDate.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_BIRTH_DATE ),
-					'http://schema.org/birthDate',
-					self::DATA_TYPE_DATE
-				),
-				//### schema:birthPlace.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_BIRTH_PLACE ),
-					'http://schema.org/birthPlace',
-					self::DATA_TYPE_URI
-				),
-				//### schema:affiliation.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_AFFILIATION ),
-					'http://schema.org/affiliation',
-					self::DATA_TYPE_URI
-				),
-				//### schema:email.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_EMAIL ),
-					'http://schema.org/email'
-				),
-			),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-
-	}
-
-	/**
-	 * Get the 'place' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_place_schema() {
-
-		$schema = array(
-			'label'         => 'Place',
-			'description'   => 'A place.',
-			'parents'       => array( 'thing' ),
-			'css_class'     => 'wl-place',
-			'uri'           => 'http://schema.org/Place',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/location.location',
-				'http://www.opengis.net/gml/_Feature',
-			),
-			'custom_fields' => array(
-				self::FIELD_GEO_LATITUDE        => array(
-					'predicate'   => 'http://schema.org/latitude',
-					'type'        => self::DATA_TYPE_DOUBLE,
-					'export_type' => 'xsd:double',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'coordinates',
-				),
-				self::FIELD_GEO_LONGITUDE       => array(
-					'predicate'   => 'http://schema.org/longitude',
-					'type'        => self::DATA_TYPE_DOUBLE,
-					'export_type' => 'xsd:double',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'coordinates',
-				),
-				self::FIELD_ADDRESS             => array(
-					'predicate'   => 'http://schema.org/streetAddress',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_PO_BOX      => array(
-					'predicate'   => 'http://schema.org/postOfficeBoxNumber',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_POSTAL_CODE => array(
-					'predicate'   => 'http://schema.org/postalCode',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_LOCALITY    => array(
-					'predicate'   => 'http://schema.org/addressLocality',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_REGION      => array(
-					'predicate'   => 'http://schema.org/addressRegion',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-				self::FIELD_ADDRESS_COUNTRY     => array(
-					'predicate'   => 'http://schema.org/addressCountry',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					// To build custom metabox.
-					'input_field' => 'address',
-				),
-			),
-			'linked_data'   => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the thing schema.
-		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'local business' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.1.0
-	 */
-	private function get_local_business_schema() {
-
-		$schema = array(
-			'label'         => 'LocalBusiness',
-			'description'   => 'A local business.',
-			'parents'       => array( 'place', 'organization' ),
-			'css_class'     => 'wl-local-business',
-			'uri'           => 'http://schema.org/LocalBusiness',
-			'same_as'       => array(
-				'http://rdf.freebase.com/ns/business/business_location',
-				'https://schema.org/Store',
-			),
-			'custom_fields' => array(),
-			'linked_data'   => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-		);
-
-		// Merge the custom fields with those provided by the place and organization schema.
-		$place_schema            = $this->get_place_schema();
-		$organization_schema     = $this->get_organization_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $place_schema['linked_data'], $organization_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'recipe' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.14.0
-	 */
-	private function get_recipe_schema() {
-
-		$schema = array(
-			'label'         => 'Recipe',
-			'description'   => 'A Recipe.',
-			'parents'       => array( 'CreativeWork' ),
-			'css_class'     => 'wl-recipe',
-			'uri'           => 'http://schema.org/Recipe',
-			'same_as'       => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'custom_fields' => array(
-				self::FIELD_RECIPE_CUISINE          => array(
-					'predicate'   => 'http://schema.org/recipeCuisine',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Recipe cuisine', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INGREDIENT       => array(
-					'predicate'   => 'http://schema.org/recipeIngredient',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INSTRUCTIONS     => array(
-					'predicate'   => 'http://schema.org/recipeInstructions',
-					'type'        => self::DATA_TYPE_MULTILINE,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Multiline',
-						'label' => __( 'Recipe instructions', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_YIELD            => array(
-					'predicate'   => 'http://schema.org/recipeYield',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Recipe number of servings', 'wordlift' ),
-					),
-				),
-				self::FIELD_RECIPE_INGREDIENT       => array(
-					'predicate'   => 'http://schema.org/recipeIngredient',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => array(
-						'cardinality' => INF,
-					),
-					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
-					),
-				),
-				self::FIELD_NUTRITION_INFO_CALORIES => array(
-					'predicate'   => 'http://schema.org/calories',
-					'type'        => self::DATA_TYPE_STRING,
-					'export_type' => 'xsd:string',
-					'constraints' => '',
-					'metabox'     => array(
-						'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
-					),
-				),
-				self::FIELD_PREP_TIME               => array(
-					'predicate'   => 'http://schema.org/prepTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-				self::FIELD_COOK_TIME               => array(
-					'predicate'   => 'http://schema.org/cookTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-				self::FIELD_TOTAL_TIME              => array(
-					'predicate'   => 'http://schema.org/totalTime',
-					'type'        => self::DATA_TYPE_DURATION,
-					'export_type' => 'xsd:time',
-					'constraints' => '',
-					'metabox'     => array(
-						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
-					),
-				),
-			),
-			'linked_data'   => array(
-				//### schema:recipeCuisine.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_RECIPE_CUISINE ),
-					'http://schema.org/recipeCuisine'
-				),
-				//### schema:recipeIngredient.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_RECIPE_INGREDIENT ),
-					'http://schema.org/recipeIngredient'
-				),
-				//### schema:prepTime.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_PREP_TIME ),
-					'http://schema.org/prepTime',
-					self::DATA_TYPE_DURATION
-				),
-				//### schema:cookTime.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_COOK_TIME ),
-					'http://schema.org/cookTime',
-					self::DATA_TYPE_DURATION
-				),
-				//### schema:totalTime.
-				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_TOTAL_TIME ),
-					'http://schema.org/totalTime',
-					self::DATA_TYPE_DURATION
-				),
-			),
-		);
-
-		// Merge the custom fields with those provided by the parent schema.
-		$parent_schema           = $this->get_creative_work_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
-
-		return $schema;
-	}
-
-	/**
-	 * Get the 'article' schema.
-	 *
-	 * @return array An array with the schema configuration.
-	 *
-	 * @since 3.15.0
-	 */
-	private function get_article_schema() {
-
-		$schema = array(
-			'label'         => 'Article',
-			'description'   => 'An Article.',
-			'parents'       => array(),
-			'css_class'     => 'wl-article',
-			'uri'           => 'http://schema.org/Article',
-			'same_as'       => array(),
-			'templates'     => array(
-				'subtitle' => '{{id}}',
-			),
-			'custom_fields' => array(),
-			'linked_data'   => array(),
-		);
-
-		return $schema;
-	}
-
-	/**
-	 * Get all the predicates.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @return array An array of predicates.
-	 */
-	public function get_all_predicates() {
-
-		// Get the custom fields.
-		$renditions = array_reduce( $this->schema, function ( $carry, $item ) {
-			return array_merge( $carry, $item['linked_data'] );
-		}, array() );
-
-		// Create a new array of predicates from the custom fields. The initial
-		// array contains just the `http://www.w3.org/1999/02/22-rdf-syntax-ns#type`
-		// (a, rdf:type) predicate (use the full URI).
-		$predicates = array_unique( array_reduce( $renditions, function ( $carry, $item ) {
-			return array_merge( $carry, (array) $item->get_predicate() );
-		}, array() ) );
-
-		// Finally return the predicates array.
-		return $predicates;
-	}
+    /**
+     * The 'location created' field name.
+     *
+     * @since 3.5.0
+     */
+    const FIELD_LOCATION_CREATED = 'wl_location_created';
+
+    /**
+     * The 'topic' field name.
+     *
+     * @since 3.5.0
+     */
+    const FIELD_TOPIC = 'wl_topic';
+
+    /**
+     * The 'author' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_AUTHOR = 'wl_author';
+
+    /**
+     * The 'same as' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_SAME_AS = 'entity_same_as';
+
+    /**
+     * The 'date start' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_DATE_START = 'wl_cal_date_start';
+
+    /**
+     * The 'date end' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_DATE_END = 'wl_cal_date_end';
+
+    /**
+     * The 'location' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_LOCATION = 'wl_location';
+
+    /**
+     * The 'founder' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_FOUNDER = 'wl_founder';
+
+    /**
+     * The 'knows' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_KNOWS = 'wl_knows';
+
+    /**
+     * The 'birth date' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_BIRTH_DATE = 'wl_birth_date';
+
+    /**
+     * The 'birth place' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_BIRTH_PLACE = 'wl_birth_place';
+
+    /**
+     * The 'latitude' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_GEO_LATITUDE = 'wl_geo_latitude';
+
+    /**
+     * The 'longitude' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_GEO_LONGITUDE = 'wl_geo_longitude';
+
+    /**
+     * The 'streetAddress' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_ADDRESS = 'wl_address';
+
+    /**
+     * The 'postOfficeBoxNumber' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_PO_BOX = 'wl_address_post_office_box';
+
+    /**
+     * The 'postalCode' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_POSTAL_CODE = 'wl_address_postal_code';
+
+    /**
+     * The 'addressLocality' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_LOCALITY = 'wl_address_locality';
+    /**
+     * The 'addressRegion' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_REGION = 'wl_address_region';
+
+    /**
+     * The 'addressCountry' field name.
+     *
+     * @since 3.3.0
+     */
+    const FIELD_ADDRESS_COUNTRY = 'wl_address_country';
+
+    /**
+     * The 'entity type' field name.
+     *
+     * @since 3.1.0
+     */
+    const FIELD_ENTITY_TYPE = 'wl_entity_type_uri';
+
+    /**
+     * The 'email' field name.
+     *
+     * @since 3.2.0
+     */
+    const FIELD_EMAIL = 'wl_email';
+
+    /**
+     * The 'affiliation' field name.
+     *
+     * @since 3.2.0
+     */
+    const FIELD_AFFILIATION = 'wl_affiliation';
+
+    /**
+     * The 'telephone' field name.
+     *
+     * @since 3.8.0
+     */
+    const FIELD_TELEPHONE = 'wl_schema_telephone';
+
+    /**
+     * The 'legalName' field name.
+     *
+     * @since 3.12.0
+     */
+    const FIELD_LEGAL_NAME = 'wl_schema_legal_name';
+
+    /**
+     * The 'recipeCuisine' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_CUISINE = 'wl_schema_recipe_cuisine';
+
+    /**
+     * The 'recipeIngredient' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_INGREDIENT = 'wl_schema_recipe_ingredient';
+
+    /**
+     * The 'calories' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_NUTRITION_INFO_CALORIES = 'wl_schema_nutrition_information_calories';
+
+    /**
+     * The 'recipeInstructions' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_INSTRUCTIONS = 'wl_schema_recipe_instructions';
+
+    /**
+     * The 'recipeYield' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_RECIPE_YIELD = 'wl_schema_recipe_yield';
+
+    /**
+     * The 'prepTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_PREP_TIME = 'wl_schema_prep_time';
+
+    /**
+     * The 'cookTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_COOK_TIME = 'wl_schema_cook_time';
+
+    /**
+     * The 'totalTime' field name.
+     *
+     * @since 3.14.0
+     */
+    const FIELD_TOTAL_TIME = 'wl_schema_total_time';
+
+    /**
+     * The 'URI' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_URI = 'uri';
+
+    /**
+     * The 'date' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_DATE = 'date';
+
+    /**
+     * The 'dateTime' data type name.
+     *
+     * @since 3.15.0
+     */
+    const DATA_TYPE_DATE_TIME = 'dateTime';
+
+    /**
+     * The 'time' data type name.
+     *
+     * @since 3.14.0
+     */
+    const DATA_TYPE_DURATION = 'duration';
+
+    /**
+     * The 'double' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_DOUBLE = 'double';
+
+    /**
+     * The 'string' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_STRING = 'string';
+
+    /**
+     * The multiline text data type name.
+     *
+     * @since 3.14.0
+     */
+    const DATA_TYPE_MULTILINE = 'multiline';
+
+    /**
+     * The 'integer' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_INTEGER = 'int';
+
+    /**
+     * The 'boolean' data type name.
+     *
+     * @since 3.1.0
+     */
+    const DATA_TYPE_BOOLEAN = 'bool';
+
+    /**
+     * The schema.org Event type URI.
+     *
+     * @since 3.1.0
+     */
+    const SCHEMA_EVENT_TYPE = 'http://schema.org/Event';
+
+    /**
+     * The Schema service singleton instance.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Schema_Service $instance The Schema service singleton instance.
+     */
+    private static $instance;
+
+    /**
+     * WordLift's schema.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var array $schema WordLift's schema.
+     */
+    private $schema;
+
+    /**
+     * The Log service.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Log_Service $log The Log service.
+     */
+    private $log;
+
+    /**
+     * The {@link Wordlift_Post_Property_Storage_Factory} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Storage_Factory $storage_factory The {@link Wordlift_Post_Property_Storage_Factory} instance.
+     */
+    private $storage_factory;
+
+    /**
+     * The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Sparql_Tuple_Rendition_Factory $rendition_factory The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
+     */
+    private $rendition_factory;
+
+    /**
+     * The {@link Wordlift_Configuration_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Configuration_Service $configuration_service The {@link Wordlift_Configuration_Service} instance.
+     */
+    private $configuration_service;
+
+    /**
+     * The web site configured language code.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var string $language_code The web site configured language code.
+     */
+    private $language_code;
+
+    /**
+     * Wordlift_Schema_Service constructor.
+     *
+     * @since 3.1.0
+     *
+     * @param \Wordlift_Storage_Factory                $storage_factory       The {@link Wordlift_Post_Property_Storage_Factory} instance.
+     * @param \Wordlift_Sparql_Tuple_Rendition_Factory $rendition_factory     The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
+     * @param \Wordlift_Configuration_Service          $configuration_service The {@link Wordlift_Configuration_Service} instance.
+     */
+    public function __construct( $storage_factory, $rendition_factory, $configuration_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
+
+        $this->storage_factory       = $storage_factory;
+        $this->rendition_factory     = $rendition_factory;
+        $this->configuration_service = $configuration_service;
+        $this->language_code         = $this->configuration_service->get_language_code();
+
+        // Set the taxonomy data.
+        // Note: parent types must be defined before child types.
+        $this->schema = array(
+            'article'       => $this->get_article_schema(),
+            'thing'         => $this->get_thing_schema(),
+            'creative-work' => $this->get_creative_work_schema(),
+            'event'         => $this->get_event_schema(),
+            'organization'  => $this->get_organization_schema(),
+            'person'        => $this->get_person_schema(),
+            'place'         => $this->get_place_schema(),
+            'localbusiness' => $this->get_local_business_schema(),
+            'recipe'        => $this->get_recipe_schema(),
+        );
+
+        // Create a singleton instance of the Schema service, useful to provide static functions to global functions.
+        self::$instance = $this;
+
+    }
+
+    /**
+     * Get a reference to the Schema service.
+     *
+     * @since 3.1.0
+     *
+     * @return Wordlift_Schema_Service A reference to the Schema service.
+     */
+    public static function get_instance() {
+
+        return self::$instance;
+    }
+
+    /**
+     * Get the properties for a field with the specified key. The key is used as
+     * meta key when the field's value is stored in WordPress meta data table.
+     *
+     * @since 3.6.0
+     *
+     * @param string $key The field's key.
+     *
+     * @return null|array An array of field's properties or null if the field is not found.
+     */
+    public function get_field( $key ) {
+
+        // Parse each schema's fields until we find the one we're looking for, then
+        // return its properties.
+        foreach ( $this->schema as $_ => $schema ) {
+
+            if ( ! isset( $schema['custom_fields'] ) ) {
+                break;
+            }
+
+            foreach ( $schema['custom_fields'] as $field => $props ) {
+                if ( $key === $field ) {
+                    return $props;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Get the WordLift's schema.
+     *
+     * @param string $name The schema name.
+     *
+     * @return array|null An array with the schema configuration or NULL if the schema is not found.
+     *
+     * @since 3.1.0
+     */
+    public function get_schema( $name ) {
+        // Check if the schema exists and, if not, return NULL.
+        if ( ! isset( $this->schema[ $name ] ) ) {
+            return null;
+        }
+
+        // Return the requested schema.
+        return $this->schema[ $name ];
+    }
+
+    /**
+     * Get the WordLift's schema trough schema type uri.
+     *
+     * @param string $uri The schema uri.
+     *
+     * @return array|null An array with the schema configuration or NULL if the schema is not found.
+     *
+     * @since 3.3.0
+     */
+    public function get_schema_by_uri( $uri ) {
+
+        foreach ( $this->schema as $name => $schema ) {
+            if ( $schema['uri'] === $uri ) {
+                return $schema;
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Get the 'thing' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_thing_schema() {
+
+        return array(
+            'css_class'     => 'wl-thing',
+            'uri'           => 'http://schema.org/Thing',
+            'same_as'       => array( '*' ),
+            // set as default.
+            'custom_fields' => array(
+                self::FIELD_SAME_AS                            => array(
+                    'predicate'   => 'http://schema.org/sameAs',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Thing',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    // We need a custom metabox.
+                    'input_field' => 'sameas',
+                ),
+                // Add the schema:url property.
+                Wordlift_Schema_Url_Property_Service::META_KEY => Wordlift_Schema_Url_Property_Service::get_instance()
+                                                                                                        ->get_compat_definition(),
+            ),
+            // {{sameAs}} not present in the microdata template,
+            // because it is treated separately in *wl_content_embed_item_microdata*
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'linked_data'   => array(
+                //### Title to rdfs:label.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_title(),
+                    Wordlift_Query_Builder::RDFS_LABEL_URI,
+                    null,
+                    $this->language_code
+                ),
+                //### Title to dct:title.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_title(),
+                    'http://purl.org/dc/terms/title',
+                    null,
+                    $this->language_code
+                ),
+                //### Alternative title to rdfs:label.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
+                    Wordlift_Query_Builder::RDFS_LABEL_URI,
+                    null,
+                    $this->language_code
+                ),
+                //### Alternative title to dct:title.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
+                    'http://purl.org/dc/terms/title',
+                    null,
+                    $this->language_code
+                ),
+                //### schema:url.
+                $this->rendition_factory->create(
+                    $this->storage_factory->url_property(),
+                    Wordlift_Query_Builder::SCHEMA_URL_URI,
+                    self::DATA_TYPE_URI
+                ),
+                //### schema:description.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_description_no_tags_no_shortcodes(),
+                    'http://schema.org/description',
+                    null,
+                    $this->language_code
+                ),
+                //### owl:sameAs.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_SAME_AS ),
+                    'http://www.w3.org/2002/07/owl#sameAs',
+                    self::DATA_TYPE_URI )
+                ,
+                //### rdf:type.
+                $this->rendition_factory->create(
+                    $this->storage_factory->schema_class( $this ),
+                    Wordlift_Query_Builder::RDFS_TYPE_URI,
+                    self::DATA_TYPE_URI )
+                ,
+                //### schema:image.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_images(),
+                    Wordlift_Query_Builder::SCHEMA_IMAGE_URI,
+                    self::DATA_TYPE_URI )
+                ,
+                //### dct:relation.
+                $this->rendition_factory->create(
+                    $this->storage_factory->relations(),
+                    Wordlift_Query_Builder::DCTERMS_RELATION_URI,
+                    self::DATA_TYPE_URI )
+                ,
+            ),
+        );
+
+    }
+
+    /**
+     * Get the 'creative work' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_creative_work_schema() {
+
+        $schema = array(
+            'label'         => 'CreativeWork',
+            'description'   => 'A creative work (or a Music Album).',
+            'parents'       => array( 'thing' ),
+            // Give term slug as parent.
+            'css_class'     => 'wl-creative-work',
+            'uri'           => 'http://schema.org/CreativeWork',
+            'same_as'       => array(
+                'http://schema.org/MusicAlbum',
+                'http://schema.org/Product',
+            ),
+            'custom_fields' => array(
+                self::FIELD_AUTHOR => array(
+                    'predicate'   => 'http://schema.org/author',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Person', 'Organization' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'linked_data'   => array(
+                //### schema:author.
+                $this->rendition_factory->create(
+                    $this->storage_factory->author_uri(),
+                    Wordlift_Query_Builder::SCHEMA_AUTHOR_URI,
+                    self::DATA_TYPE_URI )
+                ,
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'event' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_event_schema() {
+
+        $schema = array(
+            'label'         => 'Event',
+            'description'   => 'An event . ',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-event',
+            'uri'           => self::SCHEMA_EVENT_TYPE,
+            'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
+            'custom_fields' => array(
+                self::FIELD_DATE_START => array(
+                    'predicate'   => 'http://schema.org/startDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:datetime',
+                    'constraints' => '',
+                ),
+                self::FIELD_DATE_END   => array(
+                    'predicate'   => 'http://schema.org/endDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:datetime',
+                    'constraints' => '',
+                ),
+                self::FIELD_LOCATION   => array(
+                    'predicate'   => 'http://schema.org/location',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/PostalAddress',
+                    'constraints' => array(
+                        'uri_type'    => array( 'Place', 'LocalBusiness' ),
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'linked_data'   => array(
+                //### schema:startDate.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_DATE_END ),
+                    'http://schema.org/startDate',
+                    self::DATA_TYPE_DATE_TIME )
+                ,
+                //### schema:endDate.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_DATE_END ),
+                    'http://schema.org/endDate',
+                    self::DATA_TYPE_DATE_TIME )
+                ,
+                //### schema:location.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta_to_uri( self::FIELD_LOCATION ),
+                    'http://schema.org/location',
+                    self::DATA_TYPE_URI )
+                ,
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'organization' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_organization_schema() {
+
+        $schema = array(
+            'label'         => 'Organization',
+            'description'   => 'An organization, including a government or a newspaper.',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-organization',
+            'uri'           => 'http://schema.org/Organization',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/organization.organization',
+                'http://rdf.freebase.com/ns/government.government',
+                'http://schema.org/Newspaper',
+            ),
+            'custom_fields' => array(
+                self::FIELD_LEGAL_NAME          => array(
+                    'predicate'   => 'http://schema.org/legalName',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+                self::FIELD_FOUNDER             => array(
+                    'predicate'   => 'http://schema.org/founder',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => 'Person',
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_ADDRESS             => array(
+                    'predicate'   => 'http://schema.org/streetAddress',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_PO_BOX      => array(
+                    'predicate'   => 'http://schema.org/postOfficeBoxNumber',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_POSTAL_CODE => array(
+                    'predicate'   => 'http://schema.org/postalCode',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_LOCALITY    => array(
+                    'predicate'   => 'http://schema.org/addressLocality',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_REGION      => array(
+                    'predicate'   => 'http://schema.org/addressRegion',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_COUNTRY     => array(
+                    'predicate'   => 'http://schema.org/addressCountry',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_EMAIL               => array(
+                    'predicate'   => 'http://schema.org/email',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+                self::FIELD_TELEPHONE           => array(
+                    'predicate'   => 'http://schema.org/telephone',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                ),
+            ),
+            'linked_data'   => array(
+                //### schema:legalName.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_LEGAL_NAME ),
+                    'http://schema.org/legalName'
+                ),
+                //### schema:founder.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta_to_uri( self::FIELD_FOUNDER ),
+                    'http://schema.org/founder',
+                    self::DATA_TYPE_URI
+                ),
+                //### schema:email.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_EMAIL ),
+                    'http://schema.org/email'
+                ),
+                //### schema:telephone.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_TELEPHONE ),
+                    'http://schema.org/telephone'
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'person' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_person_schema() {
+
+        $schema = array(
+            'label'         => 'Person',
+            'description'   => 'A person (or a music artist).',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-person',
+            'uri'           => 'http://schema.org/Person',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/people.person',
+                'http://rdf.freebase.com/ns/music.artist',
+                'http://dbpedia.org/class/yago/LivingPeople',
+            ),
+            'custom_fields' => array(
+                self::FIELD_KNOWS       => array(
+                    'predicate'   => 'http://schema.org/knows',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Person',
+                    'constraints' => array(
+                        'uri_type'    => 'Person',
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_BIRTH_DATE  => array(
+                    'predicate'   => 'http://schema.org/birthDate',
+                    'type'        => self::DATA_TYPE_DATE,
+                    'export_type' => 'xsd:date',
+                    'constraints' => '',
+                ),
+                self::FIELD_BIRTH_PLACE => array(
+                    'predicate'   => 'http://schema.org/birthPlace',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Place',
+                    'constraints' => array(
+                        'uri_type' => 'Place',
+                    ),
+                ),
+                self::FIELD_AFFILIATION => array(
+                    'predicate'   => 'http://schema.org/affiliation',
+                    'type'        => self::DATA_TYPE_URI,
+                    'export_type' => 'http://schema.org/Organization',
+                    'constraints' => array(
+                        'uri_type'    => array(
+                            'Organization',
+                            'LocalBusiness',
+                        ),
+                        'cardinality' => INF,
+                    ),
+                ),
+                self::FIELD_EMAIL       => array(
+                    'predicate'   => 'http://schema.org/email',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                ),
+            ),
+            'linked_data'   => array(
+                //### schema:knows.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta_to_uri( self::FIELD_KNOWS ),
+                    'http://schema.org/knows',
+                    self::DATA_TYPE_URI
+                ),
+                //### schema:birthDate.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_BIRTH_DATE ),
+                    'http://schema.org/birthDate',
+                    self::DATA_TYPE_DATE
+                ),
+                //### schema:birthPlace.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta_to_uri( self::FIELD_BIRTH_PLACE ),
+                    'http://schema.org/birthPlace',
+                    self::DATA_TYPE_URI
+                ),
+                //### schema:affiliation.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta_to_uri( self::FIELD_AFFILIATION ),
+                    'http://schema.org/affiliation',
+                    self::DATA_TYPE_URI
+                ),
+                //### schema:email.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_EMAIL ),
+                    'http://schema.org/email'
+                ),
+            ),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+
+    }
+
+    /**
+     * Get the 'place' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_place_schema() {
+
+        $schema = array(
+            'label'         => 'Place',
+            'description'   => 'A place.',
+            'parents'       => array( 'thing' ),
+            'css_class'     => 'wl-place',
+            'uri'           => 'http://schema.org/Place',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/location.location',
+                'http://www.opengis.net/gml/_Feature',
+            ),
+            'custom_fields' => array(
+                self::FIELD_GEO_LATITUDE        => array(
+                    'predicate'   => 'http://schema.org/latitude',
+                    'type'        => self::DATA_TYPE_DOUBLE,
+                    'export_type' => 'xsd:double',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'coordinates',
+                ),
+                self::FIELD_GEO_LONGITUDE       => array(
+                    'predicate'   => 'http://schema.org/longitude',
+                    'type'        => self::DATA_TYPE_DOUBLE,
+                    'export_type' => 'xsd:double',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'coordinates',
+                ),
+                self::FIELD_ADDRESS             => array(
+                    'predicate'   => 'http://schema.org/streetAddress',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_PO_BOX      => array(
+                    'predicate'   => 'http://schema.org/postOfficeBoxNumber',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_POSTAL_CODE => array(
+                    'predicate'   => 'http://schema.org/postalCode',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_LOCALITY    => array(
+                    'predicate'   => 'http://schema.org/addressLocality',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_REGION      => array(
+                    'predicate'   => 'http://schema.org/addressRegion',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+                self::FIELD_ADDRESS_COUNTRY     => array(
+                    'predicate'   => 'http://schema.org/addressCountry',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    // To build custom metabox.
+                    'input_field' => 'address',
+                ),
+            ),
+            'linked_data'   => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the thing schema.
+        $parent_schema           = $this->get_thing_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'local business' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.1.0
+     */
+    private function get_local_business_schema() {
+
+        $schema = array(
+            'label'         => 'LocalBusiness',
+            'description'   => 'A local business.',
+            'parents'       => array( 'place', 'organization' ),
+            'css_class'     => 'wl-local-business',
+            'uri'           => 'http://schema.org/LocalBusiness',
+            'same_as'       => array(
+                'http://rdf.freebase.com/ns/business/business_location',
+                'https://schema.org/Store',
+            ),
+            'custom_fields' => array(),
+            'linked_data'   => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+        );
+
+        // Merge the custom fields with those provided by the place and organization schema.
+        $place_schema            = $this->get_place_schema();
+        $organization_schema     = $this->get_organization_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $place_schema['linked_data'], $organization_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'recipe' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.14.0
+     */
+    private function get_recipe_schema() {
+
+        $schema = array(
+            'label'         => 'Recipe',
+            'description'   => 'A Recipe.',
+            'parents'       => array( 'CreativeWork' ),
+            'css_class'     => 'wl-recipe',
+            'uri'           => 'http://schema.org/Recipe',
+            'same_as'       => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'custom_fields' => array(
+                self::FIELD_RECIPE_CUISINE          => array(
+                    'predicate'   => 'http://schema.org/recipeCuisine',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Recipe cuisine', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INGREDIENT       => array(
+                    'predicate'   => 'http://schema.org/recipeIngredient',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    'metabox'     => array(
+                        'label' => __( 'Recipe ingredient', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INSTRUCTIONS     => array(
+                    'predicate'   => 'http://schema.org/recipeInstructions',
+                    'type'        => self::DATA_TYPE_MULTILINE,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Multiline',
+                        'label' => __( 'Recipe instructions', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_YIELD            => array(
+                    'predicate'   => 'http://schema.org/recipeYield',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Recipe number of servings', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_RECIPE_INGREDIENT       => array(
+                    'predicate'   => 'http://schema.org/recipeIngredient',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => array(
+                        'cardinality' => INF,
+                    ),
+                    'metabox'     => array(
+                        'label' => __( 'Recipe ingredient', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_NUTRITION_INFO_CALORIES => array(
+                    'predicate'   => 'http://schema.org/calories',
+                    'type'        => self::DATA_TYPE_STRING,
+                    'export_type' => 'xsd:string',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_PREP_TIME               => array(
+                    'predicate'   => 'http://schema.org/prepTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_COOK_TIME               => array(
+                    'predicate'   => 'http://schema.org/cookTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+                self::FIELD_TOTAL_TIME              => array(
+                    'predicate'   => 'http://schema.org/totalTime',
+                    'type'        => self::DATA_TYPE_DURATION,
+                    'export_type' => 'xsd:time',
+                    'constraints' => '',
+                    'metabox'     => array(
+                        'class' => 'Wordlift_Metabox_Field_Duration',
+                        'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
+                    ),
+                ),
+            ),
+            'linked_data'   => array(
+                //### schema:recipeCuisine.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_RECIPE_CUISINE ),
+                    'http://schema.org/recipeCuisine'
+                ),
+                //### schema:recipeIngredient.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_RECIPE_INGREDIENT ),
+                    'http://schema.org/recipeIngredient'
+                ),
+                //### schema:prepTime.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_PREP_TIME ),
+                    'http://schema.org/prepTime',
+                    self::DATA_TYPE_DURATION
+                ),
+                //### schema:cookTime.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_COOK_TIME ),
+                    'http://schema.org/cookTime',
+                    self::DATA_TYPE_DURATION
+                ),
+                //### schema:totalTime.
+                $this->rendition_factory->create(
+                    $this->storage_factory->post_meta( self::FIELD_TOTAL_TIME ),
+                    'http://schema.org/totalTime',
+                    self::DATA_TYPE_DURATION
+                ),
+            ),
+        );
+
+        // Merge the custom fields with those provided by the parent schema.
+        $parent_schema           = $this->get_creative_work_schema();
+        $schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
+        $schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+
+        return $schema;
+    }
+
+    /**
+     * Get the 'article' schema.
+     *
+     * @return array An array with the schema configuration.
+     *
+     * @since 3.15.0
+     */
+    private function get_article_schema() {
+
+        $schema = array(
+            'label'         => 'Article',
+            'description'   => 'An Article.',
+            'parents'       => array(),
+            'css_class'     => 'wl-article',
+            'uri'           => 'http://schema.org/Article',
+            'same_as'       => array(),
+            'templates'     => array(
+                'subtitle' => '{{id}}',
+            ),
+            'custom_fields' => array(),
+            'linked_data'   => array(),
+        );
+
+        return $schema;
+    }
+
+    /**
+     * Get all the predicates.
+     *
+     * @since 3.15.0
+     *
+     * @return array An array of predicates.
+     */
+    public function get_all_predicates() {
+
+        // Get the custom fields.
+        $renditions = array_reduce( $this->schema, function ( $carry, $item ) {
+            return array_merge( $carry, $item['linked_data'] );
+        }, array() );
+
+        // Create a new array of predicates from the custom fields. The initial
+        // array contains just the `http://www.w3.org/1999/02/22-rdf-syntax-ns#type`
+        // (a, rdf:type) predicate (use the full URI).
+        $predicates = array_unique( array_reduce( $renditions, function ( $carry, $item ) {
+            return array_merge( $carry, (array) $item->get_predicate() );
+        }, array() ) );
+
+        // Finally return the predicates array.
+        return $predicates;
+    }
 
 }

Spacing +74 added lines, -74 removed lines

@@ -383,9 +383,9 @@ 
 	 * @param \Wordlift_Sparql_Tuple_Rendition_Factory $rendition_factory     The {@link Wordlift_Sparql_Tuple_Rendition_Factory} instance.
 	 * @param \Wordlift_Configuration_Service          $configuration_service The {@link Wordlift_Configuration_Service} instance.
 	 */
-	public function __construct( $storage_factory, $rendition_factory, $configuration_service ) {
+	public function __construct($storage_factory, $rendition_factory, $configuration_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Schema_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Schema_Service');
 
 		$this->storage_factory       = $storage_factory;
 		$this->rendition_factory     = $rendition_factory;
@@ -433,18 +433,18 @@ 
 	 *
 	 * @return null|array An array of field's properties or null if the field is not found.
 	 */
-	public function get_field( $key ) {
+	public function get_field($key) {
 
 		// Parse each schema's fields until we find the one we're looking for, then
 		// return its properties.
-		foreach ( $this->schema as $_ => $schema ) {
+		foreach ($this->schema as $_ => $schema) {
 
-			if ( ! isset( $schema['custom_fields'] ) ) {
+			if ( ! isset($schema['custom_fields'])) {
 				break;
 			}
 
-			foreach ( $schema['custom_fields'] as $field => $props ) {
-				if ( $key === $field ) {
+			foreach ($schema['custom_fields'] as $field => $props) {
+				if ($key === $field) {
 					return $props;
 				}
 			}
@@ -462,14 +462,14 @@ 
 	 *
 	 * @since 3.1.0
 	 */
-	public function get_schema( $name ) {
+	public function get_schema($name) {
 		// Check if the schema exists and, if not, return NULL.
-		if ( ! isset( $this->schema[ $name ] ) ) {
+		if ( ! isset($this->schema[$name])) {
 			return null;
 		}
 
 		// Return the requested schema.
-		return $this->schema[ $name ];
+		return $this->schema[$name];
 	}
 
 	/**
@@ -481,10 +481,10 @@ 
 	 *
 	 * @since 3.3.0
 	 */
-	public function get_schema_by_uri( $uri ) {
+	public function get_schema_by_uri($uri) {
 
-		foreach ( $this->schema as $name => $schema ) {
-			if ( $schema['uri'] === $uri ) {
+		foreach ($this->schema as $name => $schema) {
+			if ($schema['uri'] === $uri) {
 				return $schema;
 			}
 		}
@@ -504,7 +504,7 @@ 
 		return array(
 			'css_class'     => 'wl-thing',
 			'uri'           => 'http://schema.org/Thing',
-			'same_as'       => array( '*' ),
+			'same_as'       => array('*'),
 			// set as default.
 			'custom_fields' => array(
 				self::FIELD_SAME_AS                            => array(
@@ -543,14 +543,14 @@ 
 				),
 				//### Alternative title to rdfs:label.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
+					$this->storage_factory->post_meta(Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY),
 					Wordlift_Query_Builder::RDFS_LABEL_URI,
 					null,
 					$this->language_code
 				),
 				//### Alternative title to dct:title.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY ),
+					$this->storage_factory->post_meta(Wordlift_Entity_Service::ALTERNATIVE_LABEL_META_KEY),
 					'http://purl.org/dc/terms/title',
 					null,
 					$this->language_code
@@ -570,13 +570,13 @@ 
 				),
 				//### owl:sameAs.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_SAME_AS ),
+					$this->storage_factory->post_meta(self::FIELD_SAME_AS),
 					'http://www.w3.org/2002/07/owl#sameAs',
 					self::DATA_TYPE_URI )
 				,
 				//### rdf:type.
 				$this->rendition_factory->create(
-					$this->storage_factory->schema_class( $this ),
+					$this->storage_factory->schema_class($this),
 					Wordlift_Query_Builder::RDFS_TYPE_URI,
 					self::DATA_TYPE_URI )
 				,
@@ -609,7 +609,7 @@ 
 		$schema = array(
 			'label'         => 'CreativeWork',
 			'description'   => 'A creative work (or a Music Album).',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			// Give term slug as parent.
 			'css_class'     => 'wl-creative-work',
 			'uri'           => 'http://schema.org/CreativeWork',
@@ -623,7 +623,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/Person',
 					'constraints' => array(
-						'uri_type'    => array( 'Person', 'Organization' ),
+						'uri_type'    => array('Person', 'Organization'),
 						'cardinality' => INF,
 					),
 				),
@@ -643,8 +643,8 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 	}
@@ -661,10 +661,10 @@ 
 		$schema = array(
 			'label'         => 'Event',
 			'description'   => 'An event . ',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-event',
 			'uri'           => self::SCHEMA_EVENT_TYPE,
-			'same_as'       => array( 'http://dbpedia.org/ontology/Event' ),
+			'same_as'       => array('http://dbpedia.org/ontology/Event'),
 			'custom_fields' => array(
 				self::FIELD_DATE_START => array(
 					'predicate'   => 'http://schema.org/startDate',
@@ -683,7 +683,7 @@ 
 					'type'        => self::DATA_TYPE_URI,
 					'export_type' => 'http://schema.org/PostalAddress',
 					'constraints' => array(
-						'uri_type'    => array( 'Place', 'LocalBusiness' ),
+						'uri_type'    => array('Place', 'LocalBusiness'),
 						'cardinality' => INF,
 					),
 				),
@@ -691,19 +691,19 @@ 
 			'linked_data'   => array(
 				//### schema:startDate.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_DATE_END ),
+					$this->storage_factory->post_meta(self::FIELD_DATE_END),
 					'http://schema.org/startDate',
 					self::DATA_TYPE_DATE_TIME )
 				,
 				//### schema:endDate.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_DATE_END ),
+					$this->storage_factory->post_meta(self::FIELD_DATE_END),
 					'http://schema.org/endDate',
 					self::DATA_TYPE_DATE_TIME )
 				,
 				//### schema:location.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_LOCATION ),
+					$this->storage_factory->post_meta_to_uri(self::FIELD_LOCATION),
 					'http://schema.org/location',
 					self::DATA_TYPE_URI )
 				,
@@ -715,8 +715,8 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 	}
@@ -733,7 +733,7 @@ 
 		$schema = array(
 			'label'         => 'Organization',
 			'description'   => 'An organization, including a government or a newspaper.',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-organization',
 			'uri'           => 'http://schema.org/Organization',
 			'same_as'       => array(
@@ -821,23 +821,23 @@ 
 			'linked_data'   => array(
 				//### schema:legalName.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_LEGAL_NAME ),
+					$this->storage_factory->post_meta(self::FIELD_LEGAL_NAME),
 					'http://schema.org/legalName'
 				),
 				//### schema:founder.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_FOUNDER ),
+					$this->storage_factory->post_meta_to_uri(self::FIELD_FOUNDER),
 					'http://schema.org/founder',
 					self::DATA_TYPE_URI
 				),
 				//### schema:email.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_EMAIL ),
+					$this->storage_factory->post_meta(self::FIELD_EMAIL),
 					'http://schema.org/email'
 				),
 				//### schema:telephone.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_TELEPHONE ),
+					$this->storage_factory->post_meta(self::FIELD_TELEPHONE),
 					'http://schema.org/telephone'
 				),
 			),
@@ -848,8 +848,8 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 	}
@@ -866,7 +866,7 @@ 
 		$schema = array(
 			'label'         => 'Person',
 			'description'   => 'A person (or a music artist).',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-person',
 			'uri'           => 'http://schema.org/Person',
 			'same_as'       => array(
@@ -922,31 +922,31 @@ 
 			'linked_data'   => array(
 				//### schema:knows.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_KNOWS ),
+					$this->storage_factory->post_meta_to_uri(self::FIELD_KNOWS),
 					'http://schema.org/knows',
 					self::DATA_TYPE_URI
 				),
 				//### schema:birthDate.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_BIRTH_DATE ),
+					$this->storage_factory->post_meta(self::FIELD_BIRTH_DATE),
 					'http://schema.org/birthDate',
 					self::DATA_TYPE_DATE
 				),
 				//### schema:birthPlace.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_BIRTH_PLACE ),
+					$this->storage_factory->post_meta_to_uri(self::FIELD_BIRTH_PLACE),
 					'http://schema.org/birthPlace',
 					self::DATA_TYPE_URI
 				),
 				//### schema:affiliation.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta_to_uri( self::FIELD_AFFILIATION ),
+					$this->storage_factory->post_meta_to_uri(self::FIELD_AFFILIATION),
 					'http://schema.org/affiliation',
 					self::DATA_TYPE_URI
 				),
 				//### schema:email.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_EMAIL ),
+					$this->storage_factory->post_meta(self::FIELD_EMAIL),
 					'http://schema.org/email'
 				),
 			),
@@ -957,8 +957,8 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 
@@ -976,7 +976,7 @@ 
 		$schema = array(
 			'label'         => 'Place',
 			'description'   => 'A place.',
-			'parents'       => array( 'thing' ),
+			'parents'       => array('thing'),
 			'css_class'     => 'wl-place',
 			'uri'           => 'http://schema.org/Place',
 			'same_as'       => array(
@@ -1057,8 +1057,8 @@ 
 
 		// Merge the custom fields with those provided by the thing schema.
 		$parent_schema           = $this->get_thing_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 	}
@@ -1075,7 +1075,7 @@ 
 		$schema = array(
 			'label'         => 'LocalBusiness',
 			'description'   => 'A local business.',
-			'parents'       => array( 'place', 'organization' ),
+			'parents'       => array('place', 'organization'),
 			'css_class'     => 'wl-local-business',
 			'uri'           => 'http://schema.org/LocalBusiness',
 			'same_as'       => array(
@@ -1092,8 +1092,8 @@ 
 		// Merge the custom fields with those provided by the place and organization schema.
 		$place_schema            = $this->get_place_schema();
 		$organization_schema     = $this->get_organization_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $place_schema['linked_data'], $organization_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $place_schema['custom_fields'], $organization_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $place_schema['linked_data'], $organization_schema['linked_data']);
 
 		return $schema;
 	}
@@ -1110,7 +1110,7 @@ 
 		$schema = array(
 			'label'         => 'Recipe',
 			'description'   => 'A Recipe.',
-			'parents'       => array( 'CreativeWork' ),
+			'parents'       => array('CreativeWork'),
 			'css_class'     => 'wl-recipe',
 			'uri'           => 'http://schema.org/Recipe',
 			'same_as'       => array(),
@@ -1124,7 +1124,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Recipe cuisine', 'wordlift' ),
+						'label' => __('Recipe cuisine', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INGREDIENT       => array(
@@ -1135,7 +1135,7 @@ 
 						'cardinality' => INF,
 					),
 					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
+						'label' => __('Recipe ingredient', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INSTRUCTIONS     => array(
@@ -1145,7 +1145,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Multiline',
-						'label' => __( 'Recipe instructions', 'wordlift' ),
+						'label' => __('Recipe instructions', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_YIELD            => array(
@@ -1154,7 +1154,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Recipe number of servings', 'wordlift' ),
+						'label' => __('Recipe number of servings', 'wordlift'),
 					),
 				),
 				self::FIELD_RECIPE_INGREDIENT       => array(
@@ -1165,7 +1165,7 @@ 
 						'cardinality' => INF,
 					),
 					'metabox'     => array(
-						'label' => __( 'Recipe ingredient', 'wordlift' ),
+						'label' => __('Recipe ingredient', 'wordlift'),
 					),
 				),
 				self::FIELD_NUTRITION_INFO_CALORIES => array(
@@ -1174,7 +1174,7 @@ 
 					'export_type' => 'xsd:string',
 					'constraints' => '',
 					'metabox'     => array(
-						'label' => __( 'Calories (e.g. 240 calories)', 'wordlift' ),
+						'label' => __('Calories (e.g. 240 calories)', 'wordlift'),
 					),
 				),
 				self::FIELD_PREP_TIME               => array(
@@ -1184,7 +1184,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe preparation time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe preparation time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 				self::FIELD_COOK_TIME               => array(
@@ -1194,7 +1194,7 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe cook time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe cook time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 				self::FIELD_TOTAL_TIME              => array(
@@ -1204,36 +1204,36 @@ 
 					'constraints' => '',
 					'metabox'     => array(
 						'class' => 'Wordlift_Metabox_Field_Duration',
-						'label' => __( 'Recipe total time (e.g. 1:30)', 'wordlift' ),
+						'label' => __('Recipe total time (e.g. 1:30)', 'wordlift'),
 					),
 				),
 			),
 			'linked_data'   => array(
 				//### schema:recipeCuisine.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_RECIPE_CUISINE ),
+					$this->storage_factory->post_meta(self::FIELD_RECIPE_CUISINE),
 					'http://schema.org/recipeCuisine'
 				),
 				//### schema:recipeIngredient.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_RECIPE_INGREDIENT ),
+					$this->storage_factory->post_meta(self::FIELD_RECIPE_INGREDIENT),
 					'http://schema.org/recipeIngredient'
 				),
 				//### schema:prepTime.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_PREP_TIME ),
+					$this->storage_factory->post_meta(self::FIELD_PREP_TIME),
 					'http://schema.org/prepTime',
 					self::DATA_TYPE_DURATION
 				),
 				//### schema:cookTime.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_COOK_TIME ),
+					$this->storage_factory->post_meta(self::FIELD_COOK_TIME),
 					'http://schema.org/cookTime',
 					self::DATA_TYPE_DURATION
 				),
 				//### schema:totalTime.
 				$this->rendition_factory->create(
-					$this->storage_factory->post_meta( self::FIELD_TOTAL_TIME ),
+					$this->storage_factory->post_meta(self::FIELD_TOTAL_TIME),
 					'http://schema.org/totalTime',
 					self::DATA_TYPE_DURATION
 				),
@@ -1242,8 +1242,8 @@ 
 
 		// Merge the custom fields with those provided by the parent schema.
 		$parent_schema           = $this->get_creative_work_schema();
-		$schema['custom_fields'] = array_merge( $schema['custom_fields'], $parent_schema['custom_fields'] );
-		$schema['linked_data']   = array_merge( $schema['linked_data'], $parent_schema['linked_data'] );
+		$schema['custom_fields'] = array_merge($schema['custom_fields'], $parent_schema['custom_fields']);
+		$schema['linked_data']   = array_merge($schema['linked_data'], $parent_schema['linked_data']);
 
 		return $schema;
 	}
@@ -1284,16 +1284,16 @@ 
 	public function get_all_predicates() {
 
 		// Get the custom fields.
-		$renditions = array_reduce( $this->schema, function ( $carry, $item ) {
-			return array_merge( $carry, $item['linked_data'] );
-		}, array() );
+		$renditions = array_reduce($this->schema, function($carry, $item) {
+			return array_merge($carry, $item['linked_data']);
+		}, array());
 
 		// Create a new array of predicates from the custom fields. The initial
 		// array contains just the `http://www.w3.org/1999/02/22-rdf-syntax-ns#type`
 		// (a, rdf:type) predicate (use the full URI).
-		$predicates = array_unique( array_reduce( $renditions, function ( $carry, $item ) {
-			return array_merge( $carry, (array) $item->get_predicate() );
-		}, array() ) );
+		$predicates = array_unique(array_reduce($renditions, function($carry, $item) {
+			return array_merge($carry, (array) $item->get_predicate());
+		}, array()));
 
 		// Finally return the predicates array.
 		return $predicates;

src/includes/class-wordlift-entity-link-service.php

Indentation +175 added lines, -175 removed lines

@@ -26,180 +26,180 @@
  */
 class Wordlift_Entity_Link_Service {
 
-	/**
-	 * The entity type service.
-	 *
-	 * @since  3.6.0
-	 * @access private
-	 * @var Wordlift_Entity_Post_Type_Service $entity_type_service The entity type service.
-	 */
-	private $entity_type_service;
-
-	/**
-	 * The entity post type slug.
-	 *
-	 * @since  3.6.0
-	 * @access private
-	 * @var string $slug The entity post type slug.
-	 */
-	private $slug;
-
-	/**
-	 * A logger instance.
-	 *
-	 * @since  3.6.0
-	 * @access private
-	 * @var Wordlift_Log_Service
-	 */
-	private $log;
-
-	/**
-	 * Wordlift_Entity_Link_Service constructor.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param Wordlift_Entity_Post_Type_Service $entity_type_service
-	 * @param string                            $slug The entity post type slug.
-	 */
-	public function __construct( $entity_type_service, $slug ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Link_Service' );
-
-		$this->entity_type_service = $entity_type_service;
-		$this->slug                = $slug;
-
-	}
-
-	/**
-	 * Intercept link generation to posts in order to customize links to entities.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param string  $post_link The post's permalink.
-	 * @param WP_Post $post      The post in question.
-	 * @param bool    $leavename Whether to keep the post name.
-	 * @param bool    $sample    Is it a sample permalink.
-	 *
-	 * @return string The link to the post.
-	 */
-	public function post_type_link( $post_link, $post, $leavename, $sample ) {
-
-		// Return the post link if this is not our post type.
-		if ( ! empty( $this->slug ) || $this->entity_type_service->get_post_type() !== get_post_type( $post ) ) {
-			return $post_link;
-		}
-
-		// Replace /slug/post_name/ with /post_name/
-		// The slug comes from the Entity Type Service since that service is responsible for registering the default
-		// slug.
-		return str_replace( "/{$this->entity_type_service->get_slug()}/$post->post_name/", "/$post->post_name/", $post_link );
-	}
-
-	/**
-	 * Alter the query to look for our own custom type.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param WP_Query $query
-	 */
-	public function pre_get_posts( $query ) {
-
-		// If a slug has been set, we don't need to alter the query.
-		if ( ! empty( $this->slug ) ) {
-			return;
-		}
-
-		// Check if it's a query we should extend with our own custom post type.
-		//
-		// The `$query->query` count could be > 2 if the preview parameter is passed too.
-		//
-		// See https://github.com/insideout10/wordlift-plugin/issues/439
-		if ( ! $query->is_main_query() || 2 > count( $query->query ) || ! isset( $query->query['page'] ) || empty( $query->query['name'] ) ) {
-			return;
-		}
-
-		// Add our own post type to the query.
-		$post_types = '' === $query->get( 'post_type' )
-			? Wordlift_Entity_Service::valid_entity_post_types()
-			: array_merge( (array) $query->get( 'post_type' ), (array) $this->entity_type_service->get_post_type() );
-		$query->set( 'post_type', $post_types );
-
-	}
-
-	/**
-	 * Hook to WordPress' wp_unique_post_slug_is_bad_flat_slug filter. This is called when a page is saved.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param bool   $bad_slug  Whether the post slug would be bad as a flat slug.
-	 * @param string $slug      The post slug.
-	 * @param string $post_type Post type.
-	 *
-	 * @return bool Whether the slug is bad.
-	 */
-	public function wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type ) {
-
-		// The list of post types that might have conflicting slugs.
-		$post_types = array(
-			'post',
-			'page',
-			$this->entity_type_service->get_post_type(),
-		);
-
-		// Ignore post types different from the ones we need to check.
-		if ( ! in_array( $post_type, $post_types ) ) {
-			return $bad_slug;
-		}
-
-		$exists = $this->slug_exists( $slug, array_diff( $post_types, array( $post_type ) ) );
-
-		$this->log->debug( "Checking if a slug exists [ post type :: $post_type ][ slug :: $slug ][ exists :: " . ( $exists ? "yes" : "no" ) . " ]" );
-
-		return $exists;
-	}
-
-	/**
-	 * Hook to WordPress' wp_unique_post_slug_is_bad_hierarchical_slug filter. This is called when a page is saved.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param bool   $bad_slug  Whether the post slug would be bad as a flat slug.
-	 * @param string $slug      The post slug.
-	 * @param string $post_type Post type.
-	 * @param int    $post_parent
-	 *
-	 * @return bool Whether the slug is bad.
-	 */
-	public function wp_unique_post_slug_is_bad_hierarchical_slug( $bad_slug, $slug, $post_type, $post_parent ) {
-
-		// We only care about pages here.
-		if ( 'page' !== $post_type ) {
-			return $bad_slug;
-		}
-
-		// We redirect the call to the flat hook, this means that this check is going to solve also the 6-years old issue
-		// about overlapping slugs among pages and posts:
-		//  https://core.trac.wordpress.org/ticket/13459
-		return $this->wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type );
-	}
-
-	/**
-	 * Check whether a slug exists already for the specified post types.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param string $slug       The slug.
-	 * @param array  $post_types An array of post types.
-	 *
-	 * @return bool True if the slug exists, otherwise false.
-	 */
-	private function slug_exists( $slug, $post_types ) {
-		global $wpdb;
-
-		// Post slugs must be unique across all posts.
-		$check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type IN ('" . implode( "', '", array_map( 'esc_sql', $post_types ) ) . "') LIMIT 1";
-
-		return null !== $wpdb->get_var( $wpdb->prepare( $check_sql, $slug ) );
-	}
+    /**
+     * The entity type service.
+     *
+     * @since  3.6.0
+     * @access private
+     * @var Wordlift_Entity_Post_Type_Service $entity_type_service The entity type service.
+     */
+    private $entity_type_service;
+
+    /**
+     * The entity post type slug.
+     *
+     * @since  3.6.0
+     * @access private
+     * @var string $slug The entity post type slug.
+     */
+    private $slug;
+
+    /**
+     * A logger instance.
+     *
+     * @since  3.6.0
+     * @access private
+     * @var Wordlift_Log_Service
+     */
+    private $log;
+
+    /**
+     * Wordlift_Entity_Link_Service constructor.
+     *
+     * @since 3.6.0
+     *
+     * @param Wordlift_Entity_Post_Type_Service $entity_type_service
+     * @param string                            $slug The entity post type slug.
+     */
+    public function __construct( $entity_type_service, $slug ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Link_Service' );
+
+        $this->entity_type_service = $entity_type_service;
+        $this->slug                = $slug;
+
+    }
+
+    /**
+     * Intercept link generation to posts in order to customize links to entities.
+     *
+     * @since 3.6.0
+     *
+     * @param string  $post_link The post's permalink.
+     * @param WP_Post $post      The post in question.
+     * @param bool    $leavename Whether to keep the post name.
+     * @param bool    $sample    Is it a sample permalink.
+     *
+     * @return string The link to the post.
+     */
+    public function post_type_link( $post_link, $post, $leavename, $sample ) {
+
+        // Return the post link if this is not our post type.
+        if ( ! empty( $this->slug ) || $this->entity_type_service->get_post_type() !== get_post_type( $post ) ) {
+            return $post_link;
+        }
+
+        // Replace /slug/post_name/ with /post_name/
+        // The slug comes from the Entity Type Service since that service is responsible for registering the default
+        // slug.
+        return str_replace( "/{$this->entity_type_service->get_slug()}/$post->post_name/", "/$post->post_name/", $post_link );
+    }
+
+    /**
+     * Alter the query to look for our own custom type.
+     *
+     * @since 3.6.0
+     *
+     * @param WP_Query $query
+     */
+    public function pre_get_posts( $query ) {
+
+        // If a slug has been set, we don't need to alter the query.
+        if ( ! empty( $this->slug ) ) {
+            return;
+        }
+
+        // Check if it's a query we should extend with our own custom post type.
+        //
+        // The `$query->query` count could be > 2 if the preview parameter is passed too.
+        //
+        // See https://github.com/insideout10/wordlift-plugin/issues/439
+        if ( ! $query->is_main_query() || 2 > count( $query->query ) || ! isset( $query->query['page'] ) || empty( $query->query['name'] ) ) {
+            return;
+        }
+
+        // Add our own post type to the query.
+        $post_types = '' === $query->get( 'post_type' )
+            ? Wordlift_Entity_Service::valid_entity_post_types()
+            : array_merge( (array) $query->get( 'post_type' ), (array) $this->entity_type_service->get_post_type() );
+        $query->set( 'post_type', $post_types );
+
+    }
+
+    /**
+     * Hook to WordPress' wp_unique_post_slug_is_bad_flat_slug filter. This is called when a page is saved.
+     *
+     * @since 3.6.0
+     *
+     * @param bool   $bad_slug  Whether the post slug would be bad as a flat slug.
+     * @param string $slug      The post slug.
+     * @param string $post_type Post type.
+     *
+     * @return bool Whether the slug is bad.
+     */
+    public function wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type ) {
+
+        // The list of post types that might have conflicting slugs.
+        $post_types = array(
+            'post',
+            'page',
+            $this->entity_type_service->get_post_type(),
+        );
+
+        // Ignore post types different from the ones we need to check.
+        if ( ! in_array( $post_type, $post_types ) ) {
+            return $bad_slug;
+        }
+
+        $exists = $this->slug_exists( $slug, array_diff( $post_types, array( $post_type ) ) );
+
+        $this->log->debug( "Checking if a slug exists [ post type :: $post_type ][ slug :: $slug ][ exists :: " . ( $exists ? "yes" : "no" ) . " ]" );
+
+        return $exists;
+    }
+
+    /**
+     * Hook to WordPress' wp_unique_post_slug_is_bad_hierarchical_slug filter. This is called when a page is saved.
+     *
+     * @since 3.6.0
+     *
+     * @param bool   $bad_slug  Whether the post slug would be bad as a flat slug.
+     * @param string $slug      The post slug.
+     * @param string $post_type Post type.
+     * @param int    $post_parent
+     *
+     * @return bool Whether the slug is bad.
+     */
+    public function wp_unique_post_slug_is_bad_hierarchical_slug( $bad_slug, $slug, $post_type, $post_parent ) {
+
+        // We only care about pages here.
+        if ( 'page' !== $post_type ) {
+            return $bad_slug;
+        }
+
+        // We redirect the call to the flat hook, this means that this check is going to solve also the 6-years old issue
+        // about overlapping slugs among pages and posts:
+        //  https://core.trac.wordpress.org/ticket/13459
+        return $this->wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type );
+    }
+
+    /**
+     * Check whether a slug exists already for the specified post types.
+     *
+     * @since 3.6.0
+     *
+     * @param string $slug       The slug.
+     * @param array  $post_types An array of post types.
+     *
+     * @return bool True if the slug exists, otherwise false.
+     */
+    private function slug_exists( $slug, $post_types ) {
+        global $wpdb;
+
+        // Post slugs must be unique across all posts.
+        $check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type IN ('" . implode( "', '", array_map( 'esc_sql', $post_types ) ) . "') LIMIT 1";
+
+        return null !== $wpdb->get_var( $wpdb->prepare( $check_sql, $slug ) );
+    }
 
 }

Spacing +21 added lines, -21 removed lines

@@ -61,9 +61,9 @@ 
 	 * @param Wordlift_Entity_Post_Type_Service $entity_type_service
 	 * @param string                            $slug The entity post type slug.
 	 */
-	public function __construct( $entity_type_service, $slug ) {
+	public function __construct($entity_type_service, $slug) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Link_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Entity_Link_Service');
 
 		$this->entity_type_service = $entity_type_service;
 		$this->slug                = $slug;
@@ -82,17 +82,17 @@ 
 	 *
 	 * @return string The link to the post.
 	 */
-	public function post_type_link( $post_link, $post, $leavename, $sample ) {
+	public function post_type_link($post_link, $post, $leavename, $sample) {
 
 		// Return the post link if this is not our post type.
-		if ( ! empty( $this->slug ) || $this->entity_type_service->get_post_type() !== get_post_type( $post ) ) {
+		if ( ! empty($this->slug) || $this->entity_type_service->get_post_type() !== get_post_type($post)) {
 			return $post_link;
 		}
 
 		// Replace /slug/post_name/ with /post_name/
 		// The slug comes from the Entity Type Service since that service is responsible for registering the default
 		// slug.
-		return str_replace( "/{$this->entity_type_service->get_slug()}/$post->post_name/", "/$post->post_name/", $post_link );
+		return str_replace("/{$this->entity_type_service->get_slug()}/$post->post_name/", "/$post->post_name/", $post_link);
 	}
 
 	/**
@@ -102,10 +102,10 @@ 
 	 *
 	 * @param WP_Query $query
 	 */
-	public function pre_get_posts( $query ) {
+	public function pre_get_posts($query) {
 
 		// If a slug has been set, we don't need to alter the query.
-		if ( ! empty( $this->slug ) ) {
+		if ( ! empty($this->slug)) {
 			return;
 		}
 
@@ -114,15 +114,15 @@ 
 		// The `$query->query` count could be > 2 if the preview parameter is passed too.
 		//
 		// See https://github.com/insideout10/wordlift-plugin/issues/439
-		if ( ! $query->is_main_query() || 2 > count( $query->query ) || ! isset( $query->query['page'] ) || empty( $query->query['name'] ) ) {
+		if ( ! $query->is_main_query() || 2 > count($query->query) || ! isset($query->query['page']) || empty($query->query['name'])) {
 			return;
 		}
 
 		// Add our own post type to the query.
-		$post_types = '' === $query->get( 'post_type' )
+		$post_types = '' === $query->get('post_type')
 			? Wordlift_Entity_Service::valid_entity_post_types()
-			: array_merge( (array) $query->get( 'post_type' ), (array) $this->entity_type_service->get_post_type() );
-		$query->set( 'post_type', $post_types );
+			: array_merge((array) $query->get('post_type'), (array) $this->entity_type_service->get_post_type());
+		$query->set('post_type', $post_types);
 
 	}
 
@@ -137,7 +137,7 @@ 
 	 *
 	 * @return bool Whether the slug is bad.
 	 */
-	public function wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type ) {
+	public function wp_unique_post_slug_is_bad_flat_slug($bad_slug, $slug, $post_type) {
 
 		// The list of post types that might have conflicting slugs.
 		$post_types = array(
@@ -147,13 +147,13 @@ 
 		);
 
 		// Ignore post types different from the ones we need to check.
-		if ( ! in_array( $post_type, $post_types ) ) {
+		if ( ! in_array($post_type, $post_types)) {
 			return $bad_slug;
 		}
 
-		$exists = $this->slug_exists( $slug, array_diff( $post_types, array( $post_type ) ) );
+		$exists = $this->slug_exists($slug, array_diff($post_types, array($post_type)));
 
-		$this->log->debug( "Checking if a slug exists [ post type :: $post_type ][ slug :: $slug ][ exists :: " . ( $exists ? "yes" : "no" ) . " ]" );
+		$this->log->debug("Checking if a slug exists [ post type :: $post_type ][ slug :: $slug ][ exists :: ".($exists ? "yes" : "no")." ]");
 
 		return $exists;
 	}
@@ -170,17 +170,17 @@ 
 	 *
 	 * @return bool Whether the slug is bad.
 	 */
-	public function wp_unique_post_slug_is_bad_hierarchical_slug( $bad_slug, $slug, $post_type, $post_parent ) {
+	public function wp_unique_post_slug_is_bad_hierarchical_slug($bad_slug, $slug, $post_type, $post_parent) {
 
 		// We only care about pages here.
-		if ( 'page' !== $post_type ) {
+		if ('page' !== $post_type) {
 			return $bad_slug;
 		}
 
 		// We redirect the call to the flat hook, this means that this check is going to solve also the 6-years old issue
 		// about overlapping slugs among pages and posts:
 		//  https://core.trac.wordpress.org/ticket/13459
-		return $this->wp_unique_post_slug_is_bad_flat_slug( $bad_slug, $slug, $post_type );
+		return $this->wp_unique_post_slug_is_bad_flat_slug($bad_slug, $slug, $post_type);
 	}
 
 	/**
@@ -193,13 +193,13 @@ 
 	 *
 	 * @return bool True if the slug exists, otherwise false.
 	 */
-	private function slug_exists( $slug, $post_types ) {
+	private function slug_exists($slug, $post_types) {
 		global $wpdb;
 
 		// Post slugs must be unique across all posts.
-		$check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type IN ('" . implode( "', '", array_map( 'esc_sql', $post_types ) ) . "') LIMIT 1";
+		$check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND post_type IN ('".implode("', '", array_map('esc_sql', $post_types))."') LIMIT 1";
 
-		return null !== $wpdb->get_var( $wpdb->prepare( $check_sql, $slug ) );
+		return null !== $wpdb->get_var($wpdb->prepare($check_sql, $slug));
 	}
 
 }

src/includes/class-wordlift-query-builder.php

Indentation +310 added lines, -310 removed lines

@@ -7,315 +7,315 @@
  */
 class Wordlift_Query_Builder {
 
-	/**
-	 * The INSERT statement template.
-	 *
-	 * @since 3.1.7
-	 */
-	const INSERT = 'INSERT DATA { %s };';
-
-	/**
-	 * The DELETE statement template (it repeats the statements in the WHERE clause.
-	 *
-	 * @since 3.1.7
-	 */
-	const DELETE = 'DELETE { %s } WHERE { %1$s };';
-
-	/**
-	 * Tell the statement function to guess the object type (URI, value or parameter).
-	 *
-	 * @since 3.1.7
-	 */
-	const OBJECT_AUTO = - 1;
-
-	/**
-	 * Tell the statement function that the object is a URI.
-	 *
-	 * @since 3.1.7
-	 */
-	const OBJECT_URI = 0;
-
-	/**
-	 * Tell the statement function that the object is a value.
-	 *
-	 * @since 3.1.7
-	 */
-	const OBJECT_VALUE = 1;
-
-	/**
-	 * Tell the statement function that the object is a parameter.
-	 *
-	 * @since 3.1.7
-	 */
-	const OBJECT_PARAMETER = 2;
-
-	/**
-	 * The RDFS type.
-	 *
-	 * @since 3.1.7
-	 */
-	const RDFS_TYPE_URI = 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type';
-
-	/**
-	 * The schema.org/Person type.
-	 *
-	 * @since 3.1.7
-	 */
-	const SCHEMA_PERSON_URI = 'http://schema.org/Person';
-
-	/**
-	 * The schema.org given name predicate.
-	 *
-	 * @since 3.1.7
-	 */
-	const SCHEMA_GIVEN_NAME_URI = 'http://schema.org/givenName';
-
-	/**
-	 * The schema.org family name predicate.
-	 *
-	 * @since 3.1.7
-	 */
-	const SCHEMA_FAMILY_NAME_URI = 'http://schema.org/familyName';
-
-	/**
-	 * The schema.org url predicate.
-	 *
-	 * @since 3.1.7
-	 */
-	const SCHEMA_URL_URI = 'http://schema.org/url';
-
-	/**
-	 * @since 3.14.0
-	 */
-	const SCHEMA_IMAGE_URI = 'http://schema.org/image';
-
-	/**
-	 * The location created predicate.
-	 *
-	 * @since 3.14.0
-	 */
-	const SCHEMA_LOCATION_CREATED_URI = 'http://schema.org/locationCreated';
-
-	/**
-	 * @since 3.14.0
-	 */
-	const SCHEMA_AUTHOR_URI = 'http://schema.org/author';
-
-	/**
-	 * @since 3.14.0
-	 */
-	const SCHEMA_INTERACTION_COUNT_URI = 'http://schema.org/interactionCount';
-
-	/**
-	 * @since 3.14.0
-	 */
-	const DCTERMS_SUBJECT_URI = 'http://purl.org/dc/terms/subject';
-
-	/**
-	 * @since 3.14.0
-	 */
-	const DCTERMS_REFERENCES_URI = 'http://purl.org/dc/terms/references';
-
-	/**
-	 * @since 3.15.0
-	 */
-	const DCTERMS_RELATION_URI = 'http://purl.org/dc/terms/relation';
-
-	/**
-	 * The RDF label.
-	 *
-	 * @since 3.1.7
-	 */
-	const RDFS_LABEL_URI = 'http://www.w3.org/2000/01/rdf-schema#label';
-
-	/**
-	 * Hold the template (INSERT or DELETE).
-	 *
-	 * @since  3.1.7
-	 * @access private
-	 * @var string $template The query template.
-	 */
-	private $template;
-
-	/**
-	 * An array of statements (in the form of subject, predicate, object).
-	 *
-	 * @since  3.1.7
-	 * @access private
-	 * @var array $statements An array of statements.
-	 */
-	private $statements = array();
-
-	/**
-	 * Create a new instance of the Query builder (compatible with PHP 5.3).
-	 *
-	 * @since 3.1.7
-	 * @return Wordlift_Query_Builder A new instance of the Query builder.
-	 */
-	public static function new_instance() {
-
-		return new Wordlift_Query_Builder();
-	}
-
-	/**
-	 * Set the query to INSERT.
-	 *
-	 * @since 3.1.7
-	 * @return Wordlift_Query_Builder The Query builder.
-	 */
-	public function insert() {
-
-		$this->template = self::INSERT;
-
-		return $this;
-	}
-
-	/**
-	 * Set the query to DELETE.
-	 *
-	 * @since 3.1.7
-	 * @return $this \Wordlift_Query_Builder The Query builder.
-	 */
-	public function delete() {
-
-		$this->template = self::DELETE;
-
-		return $this;
-	}
-
-	/**
-	 * Set the query to SELECT.
-	 *
-	 * @since 3.12.2
-	 *
-	 * @param string $props The list of properties to read.
-	 *
-	 * @return $this \Wordlift_Query_Builder The Query builder.
-	 */
-	public function select( $props = '*' ) {
-
-		$this->template = "SELECT $props WHERE { %s }";
-
-		return $this;
-	}
-
-	/**
-	 * Add a statement.
-	 *
-	 * @since 3.1.7
-	 *
-	 * @param string      $subject     The subject of the statement (must be a URI).
-	 * @param string      $predicate   The predicate (must be a URI).
-	 * @param string      $object      The object, can be a URI or a value.
-	 * @param int         $object_type The object type, either a {@link OBJECT_URI} or a value {@link OBJECT_VALUE}. If set to {@link OBJECT_AUTO}, the Query builder will try to guess.
-	 * @param string|null $data_type   The data type (or null).
-	 * @param string|null $language    The language code (or null).
-	 *
-	 * @return $this \Wordlift_Query_Builder The Query builder.
-	 */
-	public function statement( $subject, $predicate, $object, $object_type = self::OBJECT_AUTO, $data_type = null, $language = null ) {
-
-		// If no value has been provided, we don't set any statement.
-		if ( empty( $object ) ) {
-			return $this;
-		}
-
-		// Guess the subject type.
-		$subject_value_type = $this->guess_subject_type( $subject );
-
-		// Get the object type if set, otherwise try to guess it.
-		$object_value_type = ( self::OBJECT_AUTO === $object_type ? $this->guess_object_type( $predicate, $object ) : $object_type );
-
-		// Prepare the statement template.
-		$template =
-			// Subject as a parameter, no `<`, `>`.
-			( self::OBJECT_PARAMETER === $subject_value_type ? '%1$s' : '<%1$s>' ) .
-			// Predicate.
-			' <%2$s> ' .
-			// Object.
-			( self::OBJECT_URI === $object_value_type ? '<%3$s>' :
-				( self::OBJECT_PARAMETER === $object_value_type ? '%3$s' :
-					// self::OBJECT_VALUE === $object_value_type
-					'"%3$s"' . ( isset( $data_type ) ? '^^%4$s' : '' ) . ( isset( $language ) ? '@%5$s' : '' ) ) );
-
-		// Escape the subject, predicate and object.
-		$escaped_subject   = Wordlift_Sparql_Service::escape_uri( $subject );
-		$escaped_predicate = Wordlift_Sparql_Service::escape_uri( $predicate );
-		$escaped_object    = ( self::OBJECT_URI === $object_value_type ? Wordlift_Sparql_Service::escape_uri( $object ) : Wordlift_Sparql_Service::escape( $object ) );
-
-		// Prepare the statement and add it to the list of statements.
-		$this->statements[] = sprintf( $template, $escaped_subject, $escaped_predicate, $escaped_object, $data_type, $language );
-
-		return $this;
-	}
-
-	/**
-	 * Build the query.
-	 *
-	 * @since 3.1.7
-	 * @return string The query string.
-	 */
-	public function build() {
-
-		// If there are no statements return an empty string.
-		if ( 0 === count( $this->statements ) ) {
-			return '';
-		}
-
-		return sprintf( $this->template, implode( ' . ', $this->statements ) ) . "\n";
-	}
-
-	/**
-	 * Guess the statement object type.
-	 *
-	 * @since 3.1.7
-	 *
-	 * @param string $predicate The predicate.
-	 * @param string $object    The object.
-	 *
-	 * @return int {@link Wordlift_Query_Builder::OBJECT_URI} if the Query builder thinks the object must be an URI, {@link Wordlift_Query_Builder::OBJECT_VALUE} otherwise.
-	 */
-	private function guess_object_type( $predicate, $object ) {
-
-		// If the object starts with a question mark, it's a parameter.
-		if ( 0 === strpos( $object, '?' ) ) {
-			return self::OBJECT_PARAMETER;
-		}
-
-		// Guess based on the predicate.
-		switch ( $predicate ) {
-
-			case self::DCTERMS_REFERENCES_URI:
-			case self::DCTERMS_SUBJECT_URI:
-			case self::RDFS_TYPE_URI:
-			case self::SCHEMA_AUTHOR_URI:
-			case self::SCHEMA_LOCATION_CREATED_URI:
-			case self::SCHEMA_URL_URI:
-			case self::SCHEMA_IMAGE_URI:
-				return self::OBJECT_URI;
-
-		}
-
-		return self::OBJECT_VALUE;
-	}
-
-	/**
-	 * Guess the subject type.
-	 *
-	 * @since 3.12.3
-	 *
-	 * @param string $subject The subject string.
-	 *
-	 * @return int {@link Wordlift_Query_Builder::OBJECT_PARAMETER} if the Query builder thinks the subject is a parameter (starts with ?), otherwise {@link Wordlift_Query_Builder::OBJECT_URI}.
-	 */
-	private function guess_subject_type( $subject ) {
-
-		// If the object starts with a question mark, it's a parameter.
-		if ( 0 === strpos( $subject, '?' ) ) {
-			return self::OBJECT_PARAMETER;
-		}
-
-		return self::OBJECT_URI;
-	}
+    /**
+     * The INSERT statement template.
+     *
+     * @since 3.1.7
+     */
+    const INSERT = 'INSERT DATA { %s };';
+
+    /**
+     * The DELETE statement template (it repeats the statements in the WHERE clause.
+     *
+     * @since 3.1.7
+     */
+    const DELETE = 'DELETE { %s } WHERE { %1$s };';
+
+    /**
+     * Tell the statement function to guess the object type (URI, value or parameter).
+     *
+     * @since 3.1.7
+     */
+    const OBJECT_AUTO = - 1;
+
+    /**
+     * Tell the statement function that the object is a URI.
+     *
+     * @since 3.1.7
+     */
+    const OBJECT_URI = 0;
+
+    /**
+     * Tell the statement function that the object is a value.
+     *
+     * @since 3.1.7
+     */
+    const OBJECT_VALUE = 1;
+
+    /**
+     * Tell the statement function that the object is a parameter.
+     *
+     * @since 3.1.7
+     */
+    const OBJECT_PARAMETER = 2;
+
+    /**
+     * The RDFS type.
+     *
+     * @since 3.1.7
+     */
+    const RDFS_TYPE_URI = 'http://www.w3.org/1999/02/22-rdf-syntax-ns#type';
+
+    /**
+     * The schema.org/Person type.
+     *
+     * @since 3.1.7
+     */
+    const SCHEMA_PERSON_URI = 'http://schema.org/Person';
+
+    /**
+     * The schema.org given name predicate.
+     *
+     * @since 3.1.7
+     */
+    const SCHEMA_GIVEN_NAME_URI = 'http://schema.org/givenName';
+
+    /**
+     * The schema.org family name predicate.
+     *
+     * @since 3.1.7
+     */
+    const SCHEMA_FAMILY_NAME_URI = 'http://schema.org/familyName';
+
+    /**
+     * The schema.org url predicate.
+     *
+     * @since 3.1.7
+     */
+    const SCHEMA_URL_URI = 'http://schema.org/url';
+
+    /**
+     * @since 3.14.0
+     */
+    const SCHEMA_IMAGE_URI = 'http://schema.org/image';
+
+    /**
+     * The location created predicate.
+     *
+     * @since 3.14.0
+     */
+    const SCHEMA_LOCATION_CREATED_URI = 'http://schema.org/locationCreated';
+
+    /**
+     * @since 3.14.0
+     */
+    const SCHEMA_AUTHOR_URI = 'http://schema.org/author';
+
+    /**
+     * @since 3.14.0
+     */
+    const SCHEMA_INTERACTION_COUNT_URI = 'http://schema.org/interactionCount';
+
+    /**
+     * @since 3.14.0
+     */
+    const DCTERMS_SUBJECT_URI = 'http://purl.org/dc/terms/subject';
+
+    /**
+     * @since 3.14.0
+     */
+    const DCTERMS_REFERENCES_URI = 'http://purl.org/dc/terms/references';
+
+    /**
+     * @since 3.15.0
+     */
+    const DCTERMS_RELATION_URI = 'http://purl.org/dc/terms/relation';
+
+    /**
+     * The RDF label.
+     *
+     * @since 3.1.7
+     */
+    const RDFS_LABEL_URI = 'http://www.w3.org/2000/01/rdf-schema#label';
+
+    /**
+     * Hold the template (INSERT or DELETE).
+     *
+     * @since  3.1.7
+     * @access private
+     * @var string $template The query template.
+     */
+    private $template;
+
+    /**
+     * An array of statements (in the form of subject, predicate, object).
+     *
+     * @since  3.1.7
+     * @access private
+     * @var array $statements An array of statements.
+     */
+    private $statements = array();
+
+    /**
+     * Create a new instance of the Query builder (compatible with PHP 5.3).
+     *
+     * @since 3.1.7
+     * @return Wordlift_Query_Builder A new instance of the Query builder.
+     */
+    public static function new_instance() {
+
+        return new Wordlift_Query_Builder();
+    }
+
+    /**
+     * Set the query to INSERT.
+     *
+     * @since 3.1.7
+     * @return Wordlift_Query_Builder The Query builder.
+     */
+    public function insert() {
+
+        $this->template = self::INSERT;
+
+        return $this;
+    }
+
+    /**
+     * Set the query to DELETE.
+     *
+     * @since 3.1.7
+     * @return $this \Wordlift_Query_Builder The Query builder.
+     */
+    public function delete() {
+
+        $this->template = self::DELETE;
+
+        return $this;
+    }
+
+    /**
+     * Set the query to SELECT.
+     *
+     * @since 3.12.2
+     *
+     * @param string $props The list of properties to read.
+     *
+     * @return $this \Wordlift_Query_Builder The Query builder.
+     */
+    public function select( $props = '*' ) {
+
+        $this->template = "SELECT $props WHERE { %s }";
+
+        return $this;
+    }
+
+    /**
+     * Add a statement.
+     *
+     * @since 3.1.7
+     *
+     * @param string      $subject     The subject of the statement (must be a URI).
+     * @param string      $predicate   The predicate (must be a URI).
+     * @param string      $object      The object, can be a URI or a value.
+     * @param int         $object_type The object type, either a {@link OBJECT_URI} or a value {@link OBJECT_VALUE}. If set to {@link OBJECT_AUTO}, the Query builder will try to guess.
+     * @param string|null $data_type   The data type (or null).
+     * @param string|null $language    The language code (or null).
+     *
+     * @return $this \Wordlift_Query_Builder The Query builder.
+     */
+    public function statement( $subject, $predicate, $object, $object_type = self::OBJECT_AUTO, $data_type = null, $language = null ) {
+
+        // If no value has been provided, we don't set any statement.
+        if ( empty( $object ) ) {
+            return $this;
+        }
+
+        // Guess the subject type.
+        $subject_value_type = $this->guess_subject_type( $subject );
+
+        // Get the object type if set, otherwise try to guess it.
+        $object_value_type = ( self::OBJECT_AUTO === $object_type ? $this->guess_object_type( $predicate, $object ) : $object_type );
+
+        // Prepare the statement template.
+        $template =
+            // Subject as a parameter, no `<`, `>`.
+            ( self::OBJECT_PARAMETER === $subject_value_type ? '%1$s' : '<%1$s>' ) .
+            // Predicate.
+            ' <%2$s> ' .
+            // Object.
+            ( self::OBJECT_URI === $object_value_type ? '<%3$s>' :
+                ( self::OBJECT_PARAMETER === $object_value_type ? '%3$s' :
+                    // self::OBJECT_VALUE === $object_value_type
+                    '"%3$s"' . ( isset( $data_type ) ? '^^%4$s' : '' ) . ( isset( $language ) ? '@%5$s' : '' ) ) );
+
+        // Escape the subject, predicate and object.
+        $escaped_subject   = Wordlift_Sparql_Service::escape_uri( $subject );
+        $escaped_predicate = Wordlift_Sparql_Service::escape_uri( $predicate );
+        $escaped_object    = ( self::OBJECT_URI === $object_value_type ? Wordlift_Sparql_Service::escape_uri( $object ) : Wordlift_Sparql_Service::escape( $object ) );
+
+        // Prepare the statement and add it to the list of statements.
+        $this->statements[] = sprintf( $template, $escaped_subject, $escaped_predicate, $escaped_object, $data_type, $language );
+
+        return $this;
+    }
+
+    /**
+     * Build the query.
+     *
+     * @since 3.1.7
+     * @return string The query string.
+     */
+    public function build() {
+
+        // If there are no statements return an empty string.
+        if ( 0 === count( $this->statements ) ) {
+            return '';
+        }
+
+        return sprintf( $this->template, implode( ' . ', $this->statements ) ) . "\n";
+    }
+
+    /**
+     * Guess the statement object type.
+     *
+     * @since 3.1.7
+     *
+     * @param string $predicate The predicate.
+     * @param string $object    The object.
+     *
+     * @return int {@link Wordlift_Query_Builder::OBJECT_URI} if the Query builder thinks the object must be an URI, {@link Wordlift_Query_Builder::OBJECT_VALUE} otherwise.
+     */
+    private function guess_object_type( $predicate, $object ) {
+
+        // If the object starts with a question mark, it's a parameter.
+        if ( 0 === strpos( $object, '?' ) ) {
+            return self::OBJECT_PARAMETER;
+        }
+
+        // Guess based on the predicate.
+        switch ( $predicate ) {
+
+            case self::DCTERMS_REFERENCES_URI:
+            case self::DCTERMS_SUBJECT_URI:
+            case self::RDFS_TYPE_URI:
+            case self::SCHEMA_AUTHOR_URI:
+            case self::SCHEMA_LOCATION_CREATED_URI:
+            case self::SCHEMA_URL_URI:
+            case self::SCHEMA_IMAGE_URI:
+                return self::OBJECT_URI;
+
+        }
+
+        return self::OBJECT_VALUE;
+    }
+
+    /**
+     * Guess the subject type.
+     *
+     * @since 3.12.3
+     *
+     * @param string $subject The subject string.
+     *
+     * @return int {@link Wordlift_Query_Builder::OBJECT_PARAMETER} if the Query builder thinks the subject is a parameter (starts with ?), otherwise {@link Wordlift_Query_Builder::OBJECT_URI}.
+     */
+    private function guess_subject_type( $subject ) {
+
+        // If the object starts with a question mark, it's a parameter.
+        if ( 0 === strpos( $subject, '?' ) ) {
+            return self::OBJECT_PARAMETER;
+        }
+
+        return self::OBJECT_URI;
+    }
 
 }