insideout10 / wordlift-plugin

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

Indentation +98 added lines, -98 removed lines

@@ -7,134 +7,134 @@
  */
 class Wordlift_Log_Service {
 
-	const MESSAGE_TEMPLATE = '%-6s [%-40.40s] %s';
-
-	const ERROR = 4;
-	const WARN = 3;
-	const INFO = 2;
-	const DEBUG = 1;
-	const TRACE = 0;
-
-	/**
-	 * The class related to the logs.
-	 *
-	 * @since  1.0.0
-	 * @access private
-	 * @var string $class_name The class related to the logs.
-	 */
-	private $class_name;
-
-	/**
-	 * The log levels for printing in log lines.
-	 *
-	 * @var array $levels An array of log levels.
-	 */
-	private static $levels = array(
-		self::TRACE => 'TRACE',
-		self::DEBUG => 'DEBUG',
-		self::INFO  => 'INFO',
-		self::WARN  => 'WARN',
-		self::ERROR => 'ERROR',
-	);
+    const MESSAGE_TEMPLATE = '%-6s [%-40.40s] %s';
+
+    const ERROR = 4;
+    const WARN = 3;
+    const INFO = 2;
+    const DEBUG = 1;
+    const TRACE = 0;
+
+    /**
+     * The class related to the logs.
+     *
+     * @since  1.0.0
+     * @access private
+     * @var string $class_name The class related to the logs.
+     */
+    private $class_name;
+
+    /**
+     * The log levels for printing in log lines.
+     *
+     * @var array $levels An array of log levels.
+     */
+    private static $levels = array(
+        self::TRACE => 'TRACE',
+        self::DEBUG => 'DEBUG',
+        self::INFO  => 'INFO',
+        self::WARN  => 'WARN',
+        self::ERROR => 'ERROR',
+    );
 
-	/**
-	 * A singleton instance for legacy logging.
-	 *
-	 * @since  3.10.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $instance A singleton instance for legacy logging.
-	 */
-	private static $instance = null;
+    /**
+     * A singleton instance for legacy logging.
+     *
+     * @since  3.10.0
+     * @access private
+     * @var \Wordlift_Log_Service $instance A singleton instance for legacy logging.
+     */
+    private static $instance = null;
 
-	/**
-	 * Create an instance of the Log service.
-	 * @since 1.0.0
-	 *
-	 * @param string $class_name The class related to the logs.
-	 */
-	public function __construct( $class_name ) {
+    /**
+     * Create an instance of the Log service.
+     * @since 1.0.0
+     *
+     * @param string $class_name The class related to the logs.
+     */
+    public function __construct( $class_name ) {
 
-		$this->class_name = $class_name;
+        $this->class_name = $class_name;
 
-	}
+    }
 
-	/**
-	 * Get the ROOT logger.
-	 *
-	 * @since 3.10.0
-	 *
-	 * @return \Wordlift_Log_Service A singleton instance for legacy logging.
-	 */
-	public static function get_instance() {
+    /**
+     * Get the ROOT logger.
+     *
+     * @since 3.10.0
+     *
+     * @return \Wordlift_Log_Service A singleton instance for legacy logging.
+     */
+    public static function get_instance() {
 
-		return self::$instance ?: self::$instance = new Wordlift_Log_Service( 'ROOT' );
-	}
+        return self::$instance ?: self::$instance = new Wordlift_Log_Service( 'ROOT' );
+    }
 
 
-	public static function get_logger( $class_name ) {
+    public static function get_logger( $class_name ) {
 
-		return new Wordlift_Log_Service( $class_name );
+        return new Wordlift_Log_Service( $class_name );
 
-	}
+    }
 
-	/**
-	 * Log a message.
-	 *
-	 * @since 1.0.0
-	 *
-	 * @param string $level   The log level.
-	 * @param string $message The message to log.
-	 */
-	public function log( $level, $message ) {
+    /**
+     * Log a message.
+     *
+     * @since 1.0.0
+     *
+     * @param string $level   The log level.
+     * @param string $message The message to log.
+     */
+    public function log( $level, $message ) {
 
-		// Bail out if WP debug is disabled.
-		if ( $level < self::INFO && ( ! defined( 'WP_DEBUG' ) || false === WP_DEBUG ) ) {
-			return;
-		}
+        // Bail out if WP debug is disabled.
+        if ( $level < self::INFO && ( ! defined( 'WP_DEBUG' ) || false === WP_DEBUG ) ) {
+            return;
+        }
 
-		// Bail out if the log message is below the minimum log level.
-		if ( defined( 'WL_LOG_LEVEL' ) && $level < intval( WL_LOG_LEVEL ) ) {
-			return;
-		}
+        // Bail out if the log message is below the minimum log level.
+        if ( defined( 'WL_LOG_LEVEL' ) && $level < intval( WL_LOG_LEVEL ) ) {
+            return;
+        }
 
-		// Bail out if there's a filter and we don't match it.
-		if ( defined( 'WL_LOG_FILTER' ) && 1 !== preg_match( "/(^|,)$this->class_name($|,)/", WL_LOG_FILTER ) ) {
-			return;
-		}
+        // Bail out if there's a filter and we don't match it.
+        if ( defined( 'WL_LOG_FILTER' ) && 1 !== preg_match( "/(^|,)$this->class_name($|,)/", WL_LOG_FILTER ) ) {
+            return;
+        }
 
-		// Finally log the message.
-		error_log( sprintf( self::MESSAGE_TEMPLATE, self::$levels[ $level ], $this->class_name, is_array( $message ) ? implode( ', ', $message ) : $message ) );
+        // Finally log the message.
+        error_log( sprintf( self::MESSAGE_TEMPLATE, self::$levels[ $level ], $this->class_name, is_array( $message ) ? implode( ', ', $message ) : $message ) );
 
-	}
+    }
 
-	public function error( $message ) {
+    public function error( $message ) {
 
-		$this->log( self::ERROR, $message );
+        $this->log( self::ERROR, $message );
 
-	}
+    }
 
-	public function warn( $message ) {
+    public function warn( $message ) {
 
-		$this->log( self::WARN, $message );
+        $this->log( self::WARN, $message );
 
-	}
+    }
 
-	public function info( $message ) {
+    public function info( $message ) {
 
-		$this->log( self::INFO, $message );
+        $this->log( self::INFO, $message );
 
-	}
+    }
 
-	public function debug( $message ) {
+    public function debug( $message ) {
 
-		$this->log( self::DEBUG, $message );
+        $this->log( self::DEBUG, $message );
 
-	}
+    }
 
-	public function trace( $message ) {
+    public function trace( $message ) {
 
-		$this->log( self::TRACE, $message );
+        $this->log( self::TRACE, $message );
 
-	}
+    }
 
 }

Spacing +19 added lines, -19 removed lines

@@ -52,7 +52,7 @@ 
 	 *
 	 * @param string $class_name The class related to the logs.
 	 */
-	public function __construct( $class_name ) {
+	public function __construct($class_name) {
 
 		$this->class_name = $class_name;
 
@@ -67,13 +67,13 @@ 
 	 */
 	public static function get_instance() {
 
-		return self::$instance ?: self::$instance = new Wordlift_Log_Service( 'ROOT' );
+		return self::$instance ?: self::$instance = new Wordlift_Log_Service('ROOT');
 	}
 
 
-	public static function get_logger( $class_name ) {
+	public static function get_logger($class_name) {
 
-		return new Wordlift_Log_Service( $class_name );
+		return new Wordlift_Log_Service($class_name);
 
 	}
 
@@ -85,55 +85,55 @@ 
 	 * @param string $level   The log level.
 	 * @param string $message The message to log.
 	 */
-	public function log( $level, $message ) {
+	public function log($level, $message) {
 
 		// Bail out if WP debug is disabled.
-		if ( $level < self::INFO && ( ! defined( 'WP_DEBUG' ) || false === WP_DEBUG ) ) {
+		if ($level < self::INFO && ( ! defined('WP_DEBUG') || false === WP_DEBUG)) {
 			return;
 		}
 
 		// Bail out if the log message is below the minimum log level.
-		if ( defined( 'WL_LOG_LEVEL' ) && $level < intval( WL_LOG_LEVEL ) ) {
+		if (defined('WL_LOG_LEVEL') && $level < intval(WL_LOG_LEVEL)) {
 			return;
 		}
 
 		// Bail out if there's a filter and we don't match it.
-		if ( defined( 'WL_LOG_FILTER' ) && 1 !== preg_match( "/(^|,)$this->class_name($|,)/", WL_LOG_FILTER ) ) {
+		if (defined('WL_LOG_FILTER') && 1 !== preg_match("/(^|,)$this->class_name($|,)/", WL_LOG_FILTER)) {
 			return;
 		}
 
 		// Finally log the message.
-		error_log( sprintf( self::MESSAGE_TEMPLATE, self::$levels[ $level ], $this->class_name, is_array( $message ) ? implode( ', ', $message ) : $message ) );
+		error_log(sprintf(self::MESSAGE_TEMPLATE, self::$levels[$level], $this->class_name, is_array($message) ? implode(', ', $message) : $message));
 
 	}
 
-	public function error( $message ) {
+	public function error($message) {
 
-		$this->log( self::ERROR, $message );
+		$this->log(self::ERROR, $message);
 
 	}
 
-	public function warn( $message ) {
+	public function warn($message) {
 
-		$this->log( self::WARN, $message );
+		$this->log(self::WARN, $message);
 
 	}
 
-	public function info( $message ) {
+	public function info($message) {
 
-		$this->log( self::INFO, $message );
+		$this->log(self::INFO, $message);
 
 	}
 
-	public function debug( $message ) {
+	public function debug($message) {
 
-		$this->log( self::DEBUG, $message );
+		$this->log(self::DEBUG, $message);
 
 	}
 
-	public function trace( $message ) {
+	public function trace($message) {
 
-		$this->log( self::TRACE, $message );
+		$this->log(self::TRACE, $message);
 
 	}
 

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

Indentation +147 added lines, -147 removed lines

@@ -20,127 +20,127 @@ 
  */
 class Wordlift_Rebuild_Service extends Wordlift_Listable {
 
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since  3.6.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * A {@link Wordlift_Sparql_Service} instance.
-	 *
-	 * @since  3.6.0
-	 * @access private
-	 * @var \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance.
-	 */
-	private $sparql_service;
-
-	/**
-	 * The {@link Wordlift_Uri_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Uri_Service $uri_service The {@link Wordlift_Uri_Service} instance.
-	 */
-	private $uri_service;
-
-	/**
-	 * Create an instance of Wordlift_Rebuild_Service.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance used to query the remote dataset.
-	 * @param \Wordlift_Uri_Service $uri_service
-	 */
-	public function __construct( $sparql_service, $uri_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rebuild_Service' );
-
-		$this->sparql_service = $sparql_service;
-		$this->uri_service    = $uri_service;
-	}
-
-	/**
-	 * Rebuild the Linked Data remote dataset by clearing it out and repopulating
-	 * it with local data.
-	 *
-	 * @since 3.6.0
-	 */
-	public function rebuild() {
-
-		ob_clean();
-
-		// Give ourselves some time to process the data.
-		set_time_limit( 21600 ); // 6 hours
-
-		// Send textual output.
-		header( 'Content-type: text/plain; charset=utf-8' );
-
-		// We start at 0 by default and get to max.
-		$offset = $_GET['offset'] ?: 0;
-		$limit  = $_GET['limit'] ?: 1;
-		$max    = $offset + $limit;
-
-		// Whether we should run queries asynchronously, this is handled in `wordlift_constants.php`.
-		$asynchronous = isset( $_GET['wl-async'] ) && 'true' === $_GET['wl-async'];
-
-		// If we're starting at offset 0, then delete existing URIs and data from
-		// the remote dataset.
-		if ( 0 === $offset ) {
-
-			// Clear out all generated URIs, since the dataset URI might have changed
-			// in the process.
-			$this->uri_service->delete_all();
-
-			// Delete all the triples in the remote dataset.
-			$this->sparql_service->execute( 'DELETE { ?s ?p ?o } WHERE { ?s ?p ?o };' );
-
-		}
-
-		// Go through the list of published entities and posts and call the (legacy)
-		// `wl_linked_data_save_post` function for each one. We're using the `process`
-		// function which is provided by the parent `Wordlift_Listable` abstract class
-		// and will cycle through all the posts w/ a very small memory footprint
-		// in order to avoid memory errors.
-
-		$count = 0;
-		$this->process( function ( $post ) use ( &$count ) {
-			$count ++;
-			wl_linked_data_save_post( $post->ID );
-		}, array(
-			'post_status' => 'publish',
-		), $offset, $max );
-
-		// Redirect to the next chunk.
-		if ( $count == $limit ) {
-			$this->redirect( admin_url( 'admin-ajax.php?action=wl_rebuild&offset=' . ( $offset + $limit ) . '&limit=' . $limit . '&wl-async=' . ( $asynchronous ? 'true' : 'false' ) ) );
-		}
-
-		echo( "Rebuild complete [ count :: $count ][ limit :: $limit ]" );
-
-		// If we're being called as AJAX, die here.
-		if ( DOING_AJAX ) {
-			wp_die();
-		}
-
-	}
-
-	/**
-	 * Redirect using a client-side meta to avoid browsers' redirect restrictions.
-	 *
-	 * @since 3.9.8
-	 *
-	 * @param string $url The URL to redirect to.
-	 */
-	private function redirect( $url ) {
-
-		ob_clean();
-
-		@header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
-		?>
+    /**
+     * A {@link Wordlift_Log_Service} instance.
+     *
+     * @since  3.6.0
+     * @access private
+     * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
+     */
+    private $log;
+
+    /**
+     * A {@link Wordlift_Sparql_Service} instance.
+     *
+     * @since  3.6.0
+     * @access private
+     * @var \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance.
+     */
+    private $sparql_service;
+
+    /**
+     * The {@link Wordlift_Uri_Service} instance.
+     *
+     * @since  3.15.0
+     * @access private
+     * @var \Wordlift_Uri_Service $uri_service The {@link Wordlift_Uri_Service} instance.
+     */
+    private $uri_service;
+
+    /**
+     * Create an instance of Wordlift_Rebuild_Service.
+     *
+     * @since 3.6.0
+     *
+     * @param \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance used to query the remote dataset.
+     * @param \Wordlift_Uri_Service $uri_service
+     */
+    public function __construct( $sparql_service, $uri_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rebuild_Service' );
+
+        $this->sparql_service = $sparql_service;
+        $this->uri_service    = $uri_service;
+    }
+
+    /**
+     * Rebuild the Linked Data remote dataset by clearing it out and repopulating
+     * it with local data.
+     *
+     * @since 3.6.0
+     */
+    public function rebuild() {
+
+        ob_clean();
+
+        // Give ourselves some time to process the data.
+        set_time_limit( 21600 ); // 6 hours
+
+        // Send textual output.
+        header( 'Content-type: text/plain; charset=utf-8' );
+
+        // We start at 0 by default and get to max.
+        $offset = $_GET['offset'] ?: 0;
+        $limit  = $_GET['limit'] ?: 1;
+        $max    = $offset + $limit;
+
+        // Whether we should run queries asynchronously, this is handled in `wordlift_constants.php`.
+        $asynchronous = isset( $_GET['wl-async'] ) && 'true' === $_GET['wl-async'];
+
+        // If we're starting at offset 0, then delete existing URIs and data from
+        // the remote dataset.
+        if ( 0 === $offset ) {
+
+            // Clear out all generated URIs, since the dataset URI might have changed
+            // in the process.
+            $this->uri_service->delete_all();
+
+            // Delete all the triples in the remote dataset.
+            $this->sparql_service->execute( 'DELETE { ?s ?p ?o } WHERE { ?s ?p ?o };' );
+
+        }
+
+        // Go through the list of published entities and posts and call the (legacy)
+        // `wl_linked_data_save_post` function for each one. We're using the `process`
+        // function which is provided by the parent `Wordlift_Listable` abstract class
+        // and will cycle through all the posts w/ a very small memory footprint
+        // in order to avoid memory errors.
+
+        $count = 0;
+        $this->process( function ( $post ) use ( &$count ) {
+            $count ++;
+            wl_linked_data_save_post( $post->ID );
+        }, array(
+            'post_status' => 'publish',
+        ), $offset, $max );
+
+        // Redirect to the next chunk.
+        if ( $count == $limit ) {
+            $this->redirect( admin_url( 'admin-ajax.php?action=wl_rebuild&offset=' . ( $offset + $limit ) . '&limit=' . $limit . '&wl-async=' . ( $asynchronous ? 'true' : 'false' ) ) );
+        }
+
+        echo( "Rebuild complete [ count :: $count ][ limit :: $limit ]" );
+
+        // If we're being called as AJAX, die here.
+        if ( DOING_AJAX ) {
+            wp_die();
+        }
+
+    }
+
+    /**
+     * Redirect using a client-side meta to avoid browsers' redirect restrictions.
+     *
+     * @since 3.9.8
+     *
+     * @param string $url The URL to redirect to.
+     */
+    private function redirect( $url ) {
+
+        ob_clean();
+
+        @header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
+        ?>
         <html>
         <head>
             <meta http-equiv="refresh"
@@ -152,31 +152,31 @@ 
         </html>
 		<?php
 
-		exit;
-
-	}
-
-	/**
-	 * List the items starting at the specified offset and up to the specified limit.
-	 *
-	 * @since 3.6.0
-	 *
-	 * @param int $offset The start offset.
-	 * @param int $limit The maximum number of items to return.
-	 * @param array $args Additional arguments.
-	 *
-	 * @return array A array of items (or an empty array if no items are found).
-	 */
-	function find( $offset = 0, $limit = 10, $args = array() ) {
-
-		return get_posts( wp_parse_args( $args, Wordlift_Entity_Service::add_criterias( array(
-			'offset'      => $offset,
-			'numberposts' => $limit,
-			'fields'      => 'all',
-			'orderby'     => 'ID',
-			'order'       => 'ASC',
-			'post_status' => 'any',
-		) ) ) );
-	}
+        exit;
+
+    }
+
+    /**
+     * List the items starting at the specified offset and up to the specified limit.
+     *
+     * @since 3.6.0
+     *
+     * @param int $offset The start offset.
+     * @param int $limit The maximum number of items to return.
+     * @param array $args Additional arguments.
+     *
+     * @return array A array of items (or an empty array if no items are found).
+     */
+    function find( $offset = 0, $limit = 10, $args = array() ) {
+
+        return get_posts( wp_parse_args( $args, Wordlift_Entity_Service::add_criterias( array(
+            'offset'      => $offset,
+            'numberposts' => $limit,
+            'fields'      => 'all',
+            'orderby'     => 'ID',
+            'order'       => 'ASC',
+            'post_status' => 'any',
+        ) ) ) );
+    }
 
 }

Spacing +21 added lines, -21 removed lines

@@ -55,9 +55,9 @@ 
 	 * @param \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance used to query the remote dataset.
 	 * @param \Wordlift_Uri_Service $uri_service
 	 */
-	public function __construct( $sparql_service, $uri_service ) {
+	public function __construct($sparql_service, $uri_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rebuild_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Rebuild_Service');
 
 		$this->sparql_service = $sparql_service;
 		$this->uri_service    = $uri_service;
@@ -74,10 +74,10 @@ 
 		ob_clean();
 
 		// Give ourselves some time to process the data.
-		set_time_limit( 21600 ); // 6 hours
+		set_time_limit(21600); // 6 hours
 
 		// Send textual output.
-		header( 'Content-type: text/plain; charset=utf-8' );
+		header('Content-type: text/plain; charset=utf-8');
 
 		// We start at 0 by default and get to max.
 		$offset = $_GET['offset'] ?: 0;
@@ -85,18 +85,18 @@ 
 		$max    = $offset + $limit;
 
 		// Whether we should run queries asynchronously, this is handled in `wordlift_constants.php`.
-		$asynchronous = isset( $_GET['wl-async'] ) && 'true' === $_GET['wl-async'];
+		$asynchronous = isset($_GET['wl-async']) && 'true' === $_GET['wl-async'];
 
 		// If we're starting at offset 0, then delete existing URIs and data from
 		// the remote dataset.
-		if ( 0 === $offset ) {
+		if (0 === $offset) {
 
 			// Clear out all generated URIs, since the dataset URI might have changed
 			// in the process.
 			$this->uri_service->delete_all();
 
 			// Delete all the triples in the remote dataset.
-			$this->sparql_service->execute( 'DELETE { ?s ?p ?o } WHERE { ?s ?p ?o };' );
+			$this->sparql_service->execute('DELETE { ?s ?p ?o } WHERE { ?s ?p ?o };');
 
 		}
 
@@ -107,22 +107,22 @@ 
 		// in order to avoid memory errors.
 
 		$count = 0;
-		$this->process( function ( $post ) use ( &$count ) {
-			$count ++;
-			wl_linked_data_save_post( $post->ID );
+		$this->process(function($post) use (&$count) {
+			$count++;
+			wl_linked_data_save_post($post->ID);
 		}, array(
 			'post_status' => 'publish',
-		), $offset, $max );
+		), $offset, $max);
 
 		// Redirect to the next chunk.
-		if ( $count == $limit ) {
-			$this->redirect( admin_url( 'admin-ajax.php?action=wl_rebuild&offset=' . ( $offset + $limit ) . '&limit=' . $limit . '&wl-async=' . ( $asynchronous ? 'true' : 'false' ) ) );
+		if ($count == $limit) {
+			$this->redirect(admin_url('admin-ajax.php?action=wl_rebuild&offset='.($offset + $limit).'&limit='.$limit.'&wl-async='.($asynchronous ? 'true' : 'false')));
 		}
 
-		echo( "Rebuild complete [ count :: $count ][ limit :: $limit ]" );
+		echo("Rebuild complete [ count :: $count ][ limit :: $limit ]");
 
 		// If we're being called as AJAX, die here.
-		if ( DOING_AJAX ) {
+		if (DOING_AJAX) {
 			wp_die();
 		}
 
@@ -135,16 +135,16 @@ 
 	 *
 	 * @param string $url The URL to redirect to.
 	 */
-	private function redirect( $url ) {
+	private function redirect($url) {
 
 		ob_clean();
 
-		@header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
+		@header('Content-Type: text/html; charset='.get_option('blog_charset'));
 		?>
         <html>
         <head>
             <meta http-equiv="refresh"
-                  content="0; <?php echo esc_attr( $url ); ?>">
+                  content="0; <?php echo esc_attr($url); ?>">
         </head>
         <body>
         Rebuilding, please wait...
@@ -167,16 +167,16 @@ 
 	 *
 	 * @return array A array of items (or an empty array if no items are found).
 	 */
-	function find( $offset = 0, $limit = 10, $args = array() ) {
+	function find($offset = 0, $limit = 10, $args = array()) {
 
-		return get_posts( wp_parse_args( $args, Wordlift_Entity_Service::add_criterias( array(
+		return get_posts(wp_parse_args($args, Wordlift_Entity_Service::add_criterias(array(
 			'offset'      => $offset,
 			'numberposts' => $limit,
 			'fields'      => 'all',
 			'orderby'     => 'ID',
 			'order'       => 'ASC',
 			'post_status' => 'any',
-		) ) ) );
+		))));
 	}
 
 }

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

Indentation +612 added lines, -612 removed lines

@@ -7,628 +7,628 @@
  */
 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;
-	}
-
-	/**
-	 * Check whether a {@link WP_Post} is used.
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 *
-	 * @return bool|null Null if it's not an entity, otherwise true if it's used.
-	 */
-	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(
-			// See https://github.com/insideout10/wordlift-plugin/issues/654.
-			'ignore_sticky_posts' => 1,
-			'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' => '=',
-				),
-			),
-			// The following query can be avoided, it's superfluous since
-			// we're looking for a post with a specific Entity URI. This query
-			// may in fact consume up to 50% of the timing necessary to load a
-			// page.
-			//
-			// See https://github.com/insideout10/wordlift-plugin/issues/674.
-			//			'tax_query'           => array(
-			//				'relation' => 'AND',
-			//				array(
-			//					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-			//					'operator' => 'EXISTS',
-			//				),
-			//				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' => '=',
-			);
-		}
-
-		$posts = get_posts( $query_args );
+    /**
+     * 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;
+    }
+
+    /**
+     * Check whether a {@link WP_Post} is used.
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     *
+     * @return bool|null Null if it's not an entity, otherwise true if it's used.
+     */
+    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(
+            // See https://github.com/insideout10/wordlift-plugin/issues/654.
+            'ignore_sticky_posts' => 1,
+            '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' => '=',
+                ),
+            ),
+            // The following query can be avoided, it's superfluous since
+            // we're looking for a post with a specific Entity URI. This query
+            // may in fact consume up to 50% of the timing necessary to load a
+            // page.
+            //
+            // See https://github.com/insideout10/wordlift-plugin/issues/674.
+            //			'tax_query'           => array(
+            //				'relation' => 'AND',
+            //				array(
+            //					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+            //					'operator' => 'EXISTS',
+            //				),
+            //				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' => '=',
+            );
+        }
+
+        $posts = get_posts( $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 ) ) {
-			return null;
-		}
-
-		// Return the found post.
-		return current( $posts );
-	}
-
-	/**
-	 * 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 );
-	}
-
-	/**
-	 * 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 );
-	}
+        // Return null if no post is found.
+        if ( 0 === count( $posts ) ) {
+            return null;
+        }
+
+        // Return the found post.
+        return current( $posts );
+    }
+
+    /**
+     * 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 );
+    }
+
+    /**
+     * 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 +87 added lines, -87 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'];
 			}
 		}
@@ -164,13 +164,13 @@ 
 	 *
 	 * @return bool|null Null if it's not an entity, otherwise true if it's used.
 	 */
-	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
@@ -183,9 +183,9 @@ 
 		);
 
 		// 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;
 		}
 
@@ -193,13 +193,13 @@ 
 		$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;
 		}
 
@@ -216,9 +216,9 @@ 
 	 *
 	 * @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()));
 	}
 
 	/**
@@ -230,10 +230,10 @@ 
 	 *
 	 * @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;
 		}
 
@@ -275,7 +275,7 @@ 
 		// 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(
@@ -285,7 +285,7 @@ 
 			);
 		}
 
-		$posts = get_posts( $query_args );
+		$posts = get_posts($query_args);
 
 //		$query = new WP_Query( $query_args );
 //
@@ -293,12 +293,12 @@ 
 //		$posts = $query->get_posts();
 
 		// Return null if no post is found.
-		if ( 0 === count( $posts ) ) {
+		if (0 === count($posts)) {
 			return null;
 		}
 
 		// Return the found post.
-		return current( $posts );
+		return current($posts);
 	}
 
 	/**
@@ -313,10 +313,10 @@ 
 	 * @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;
 		}
 
@@ -326,15 +326,15 @@ 
 		// 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);
 
 	}
 
@@ -346,22 +346,22 @@ 
 	 * @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);
 			}
 		}
 
@@ -376,9 +376,9 @@ 
 	 *
 	 * @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);
 	}
 
 	/**
@@ -390,9 +390,9 @@ 
 	 *
 	 * @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));
 	}
 
 	/**
@@ -402,25 +402,25 @@ 
 	 *
 	 * @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'));
 
 	}
 
@@ -433,25 +433,25 @@ 
 	 *
 	 * @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;
@@ -467,9 +467,9 @@ 
 	 *
 	 * @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'));
 	}
 
 	/**
@@ -481,12 +481,12 @@ 
 	 */
 	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);
 	}
 
 	/**
@@ -499,7 +499,7 @@ 
 	 *
 	 * @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(),
@@ -521,7 +521,7 @@ 
 	 */
 	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.
@@ -529,13 +529,13 @@ 
 			// 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;
-		} ) );
+		} ));
 	}
 
 	/**
@@ -550,28 +550,28 @@ 
 	 *
 	 * @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;
 	}
@@ -587,9 +587,9 @@ 
 	 *
 	 * @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);
 	}
 
 	/**
@@ -601,16 +601,16 @@ 
 	 *
 	 * @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);
 	}
 
 	/**
@@ -626,9 +626,9 @@ 
 	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-entity-page-service.php

Indentation +114 added lines, -114 removed lines

@@ -17,52 +17,52 @@ 
  */
 class Wordlift_Entity_Page_Service {
 
-	/**
-	 * Set the entity post types as one to be included in archive pages.
-	 *
-	 * In order to have entities show up in standard WP categories (Posts categories)
-	 * we configure the `entity` post type, but we also need to alter the main
-	 * WP query (which by default queries posts only) to include the `entities`.
-	 *
-	 * @since 3.12.0
-	 *
-	 * @param WP_Query $query WP's {@link WP_Query} instance.
-	 */
-	public function pre_get_posts( $query ) {
-
-		// Only for the main query, avoid problems with widgets and what not.
-		if ( ! $query->is_main_query() ) {
-			return;
-		}
-
-		// We don't want to alter the query if we're in the admin UI, if this is
-		// not a entity type achieve query, or if the `suppress_filters` is set.
-		//
-		// Note that it is unlikely for `suppress_filter` to be set on the front
-		// end, but let's be safe if it is set the calling code assumes no
-		// modifications of queries.
-
-		// Ignore admin side request, requests for which filters should be
-		// suppressed, and when we are not on a entity type archive page.
-		if ( is_admin() ||
-			 ! is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME ) ||
-			 ! empty( $query->query_vars['suppress_filters'] )
-		) {
-			return;
-		}
-
-		// Events should be sorted by start date in descending order.
-		if ( is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, 'event' ) ) {
-
-			// Update the query to use the start time meta and desc order.
-			$meta_query[] = array(
-				'key' => Wordlift_Schema_Service::FIELD_DATE_START,
-			);
-			$query->set( 'meta_query', $meta_query );
-			$query->set( 'orderby', 'meta_value' );
-			$query->set( 'order', 'DESC' );
-		} else {
-			/*
+    /**
+     * Set the entity post types as one to be included in archive pages.
+     *
+     * In order to have entities show up in standard WP categories (Posts categories)
+     * we configure the `entity` post type, but we also need to alter the main
+     * WP query (which by default queries posts only) to include the `entities`.
+     *
+     * @since 3.12.0
+     *
+     * @param WP_Query $query WP's {@link WP_Query} instance.
+     */
+    public function pre_get_posts( $query ) {
+
+        // Only for the main query, avoid problems with widgets and what not.
+        if ( ! $query->is_main_query() ) {
+            return;
+        }
+
+        // We don't want to alter the query if we're in the admin UI, if this is
+        // not a entity type achieve query, or if the `suppress_filters` is set.
+        //
+        // Note that it is unlikely for `suppress_filter` to be set on the front
+        // end, but let's be safe if it is set the calling code assumes no
+        // modifications of queries.
+
+        // Ignore admin side request, requests for which filters should be
+        // suppressed, and when we are not on a entity type archive page.
+        if ( is_admin() ||
+             ! is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME ) ||
+             ! empty( $query->query_vars['suppress_filters'] )
+        ) {
+            return;
+        }
+
+        // Events should be sorted by start date in descending order.
+        if ( is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, 'event' ) ) {
+
+            // Update the query to use the start time meta and desc order.
+            $meta_query[] = array(
+                'key' => Wordlift_Schema_Service::FIELD_DATE_START,
+            );
+            $query->set( 'meta_query', $meta_query );
+            $query->set( 'orderby', 'meta_value' );
+            $query->set( 'order', 'DESC' );
+        } else {
+            /*
 			 * All other entity types should be sorted by their connectivity.
 			 * For this we need to query the relationship table which has
 			 * to be done by manipulating the SQL generated for the query.
@@ -70,73 +70,73 @@ 
 			 * additional filters to handle it.
 			 */
 
-			add_filter( 'posts_join', array( $this, 'posts_join' ) );
-			add_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
-			add_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
-		}
-	}
-
-	/**
-	 * Filter handler that sets the join part of a query to include the
-	 * relationship table to be able to use it in the sorting.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param string $join_statement The join part of the SQL statement which is used for the query.
-	 *
-	 * @return string An join SQL which add the relationships table to the join.
-	 */
-	public function posts_join( $join_statement ) {
-
-		global $wpdb;
-
-		$join_statement .= " LEFT JOIN {$wpdb->prefix}wl_relation_instances ri "
-						   . " ON (ri.object_id = {$wpdb->posts}.ID)";
-
-		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_join', array( $this, 'posts_join' ) );
-
-		return $join_statement;
-	}
-
-	/**
-	 * Filter handler that sets the groupby part of a query to include the
-	 * relationship table to be able to use it in the sorting.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param string $groupby_statement The groupby part of the SQL statement which is used for the query.
-	 *
-	 * @return string A groupby SQL which add the relationships table to the join.
-	 */
-	public function posts_groupby( $groupby_statement ) {
-
-		$groupby_statement = 'ri.object_id, ' . $groupby_statement;
-
-		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
-
-		return $groupby_statement;
-	}
-
-	/**
-	 * Filter handler that sets the orderby part of a query to sort by number of
-	 * relationships.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param string $orderby_statement The orderby part of the SQL statement which is used for the query.
-	 *
-	 * @return string An orderby SQL which sorts by the number of relationships
-	 */
-	public function posts_orderby( $orderby_statement ) {
-
-		$orderby_statement = 'COUNT( ri.object_id ) DESC, ' . $orderby_statement;
-
-		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
-
-		return $orderby_statement;
-	}
+            add_filter( 'posts_join', array( $this, 'posts_join' ) );
+            add_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
+            add_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
+        }
+    }
+
+    /**
+     * Filter handler that sets the join part of a query to include the
+     * relationship table to be able to use it in the sorting.
+     *
+     * @since 3.15.0
+     *
+     * @param string $join_statement The join part of the SQL statement which is used for the query.
+     *
+     * @return string An join SQL which add the relationships table to the join.
+     */
+    public function posts_join( $join_statement ) {
+
+        global $wpdb;
+
+        $join_statement .= " LEFT JOIN {$wpdb->prefix}wl_relation_instances ri "
+                            . " ON (ri.object_id = {$wpdb->posts}.ID)";
+
+        // Remove to make sure it will not run agan in other context.
+        remove_filter( 'posts_join', array( $this, 'posts_join' ) );
+
+        return $join_statement;
+    }
+
+    /**
+     * Filter handler that sets the groupby part of a query to include the
+     * relationship table to be able to use it in the sorting.
+     *
+     * @since 3.15.0
+     *
+     * @param string $groupby_statement The groupby part of the SQL statement which is used for the query.
+     *
+     * @return string A groupby SQL which add the relationships table to the join.
+     */
+    public function posts_groupby( $groupby_statement ) {
+
+        $groupby_statement = 'ri.object_id, ' . $groupby_statement;
+
+        // Remove to make sure it will not run agan in other context.
+        remove_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
+
+        return $groupby_statement;
+    }
+
+    /**
+     * Filter handler that sets the orderby part of a query to sort by number of
+     * relationships.
+     *
+     * @since 3.15.0
+     *
+     * @param string $orderby_statement The orderby part of the SQL statement which is used for the query.
+     *
+     * @return string An orderby SQL which sorts by the number of relationships
+     */
+    public function posts_orderby( $orderby_statement ) {
+
+        $orderby_statement = 'COUNT( ri.object_id ) DESC, ' . $orderby_statement;
+
+        // Remove to make sure it will not run agan in other context.
+        remove_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
+
+        return $orderby_statement;
+    }
 
 }

Spacing +20 added lines, -20 removed lines

@@ -28,10 +28,10 @@ 
 	 *
 	 * @param WP_Query $query WP's {@link WP_Query} instance.
 	 */
-	public function pre_get_posts( $query ) {
+	public function pre_get_posts($query) {
 
 		// Only for the main query, avoid problems with widgets and what not.
-		if ( ! $query->is_main_query() ) {
+		if ( ! $query->is_main_query()) {
 			return;
 		}
 
@@ -44,23 +44,23 @@ 
 
 		// Ignore admin side request, requests for which filters should be
 		// suppressed, and when we are not on a entity type archive page.
-		if ( is_admin() ||
-			 ! is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME ) ||
-			 ! empty( $query->query_vars['suppress_filters'] )
+		if (is_admin() ||
+			 ! is_tax(Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME) ||
+			 ! empty($query->query_vars['suppress_filters'])
 		) {
 			return;
 		}
 
 		// Events should be sorted by start date in descending order.
-		if ( is_tax( Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, 'event' ) ) {
+		if (is_tax(Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, 'event')) {
 
 			// Update the query to use the start time meta and desc order.
 			$meta_query[] = array(
 				'key' => Wordlift_Schema_Service::FIELD_DATE_START,
 			);
-			$query->set( 'meta_query', $meta_query );
-			$query->set( 'orderby', 'meta_value' );
-			$query->set( 'order', 'DESC' );
+			$query->set('meta_query', $meta_query);
+			$query->set('orderby', 'meta_value');
+			$query->set('order', 'DESC');
 		} else {
 			/*
 			 * All other entity types should be sorted by their connectivity.
@@ -70,9 +70,9 @@ 
 			 * additional filters to handle it.
 			 */
 
-			add_filter( 'posts_join', array( $this, 'posts_join' ) );
-			add_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
-			add_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
+			add_filter('posts_join', array($this, 'posts_join'));
+			add_filter('posts_groupby', array($this, 'posts_groupby'));
+			add_filter('posts_orderby', array($this, 'posts_orderby'));
 		}
 	}
 
@@ -86,7 +86,7 @@ 
 	 *
 	 * @return string An join SQL which add the relationships table to the join.
 	 */
-	public function posts_join( $join_statement ) {
+	public function posts_join($join_statement) {
 
 		global $wpdb;
 
@@ -94,7 +94,7 @@ 
 						   . " ON (ri.object_id = {$wpdb->posts}.ID)";
 
 		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_join', array( $this, 'posts_join' ) );
+		remove_filter('posts_join', array($this, 'posts_join'));
 
 		return $join_statement;
 	}
@@ -109,12 +109,12 @@ 
 	 *
 	 * @return string A groupby SQL which add the relationships table to the join.
 	 */
-	public function posts_groupby( $groupby_statement ) {
+	public function posts_groupby($groupby_statement) {
 
-		$groupby_statement = 'ri.object_id, ' . $groupby_statement;
+		$groupby_statement = 'ri.object_id, '.$groupby_statement;
 
 		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_groupby', array( $this, 'posts_groupby' ) );
+		remove_filter('posts_groupby', array($this, 'posts_groupby'));
 
 		return $groupby_statement;
 	}
@@ -129,12 +129,12 @@ 
 	 *
 	 * @return string An orderby SQL which sorts by the number of relationships
 	 */
-	public function posts_orderby( $orderby_statement ) {
+	public function posts_orderby($orderby_statement) {
 
-		$orderby_statement = 'COUNT( ri.object_id ) DESC, ' . $orderby_statement;
+		$orderby_statement = 'COUNT( ri.object_id ) DESC, '.$orderby_statement;
 
 		// Remove to make sure it will not run agan in other context.
-		remove_filter( 'posts_orderby', array( $this, 'posts_orderby' ) );
+		remove_filter('posts_orderby', array($this, 'posts_orderby'));
 
 		return $orderby_statement;
 	}

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_START ),
-					'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_START ),
+                    '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_START ),
+					$this->storage_factory->post_meta(self::FIELD_DATE_START),
 					'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-linked-data-service.php

Indentation +275 added lines, -275 removed lines

@@ -18,280 +18,280 @@
  */
 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;
-		}
-
-		// 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->warn( "Post $post_id not found." );
-
-			return;
-		}
-
-		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->info( "Post $post_id not published." );
-
-			return;
-		}
-
-		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->warn( "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 A {@link Wordlift_Sparql_Tuple_Rendition} instance. */
-		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;
+        }
+
+        // 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->warn( "Post $post_id not found." );
+
+            return;
+        }
+
+        // Bail out if the post isn't published.
+        if ( 'publish' !== $post->post_status ) {
+            $this->log->info( "Post $post_id not published." );
+
+            return;
+        }
+
+        // Bail out if the URI isn't valid.
+        if ( ! $this->has_valid_uri( $post_id ) ) {
+            $this->log->warn( "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 A {@link Wordlift_Sparql_Tuple_Rendition} instance. */
+        foreach ( $properties as $property ) {
+            foreach ( $property->get( $post_id ) as $tuple ) {
+                $tuples[] = $tuple;
+            }
+        }
+
+        // Finally return the tuples.
+        return $tuples;
+    }
 
 }

Spacing +42 added lines, -42 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;
@@ -117,23 +117,23 @@ 
 	 *
 	 * @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;
 		}
 
 		// 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();
 		}
 
@@ -146,12 +146,12 @@ 
 	 *
 	 * @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);
 
 	}
 
@@ -162,41 +162,41 @@ 
 	 *
 	 * @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->warn( "Post $post_id not found." );
+		if (null === $post) {
+			$this->log->warn("Post $post_id not found.");
 
 			return;
 		}
 
 		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->info( "Post $post_id not published." );
+		if ('publish' !== $post->post_status) {
+			$this->log->info("Post $post_id not published.");
 
 			return;
 		}
 
 		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->warn( "Post $post_id URI invalid." );
+		if ( ! $this->has_valid_uri($post_id)) {
+			$this->log->warn("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);
 
 	}
 
@@ -209,18 +209,18 @@ 
 	 *
 	 * @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;
 		}
 
@@ -237,31 +237,31 @@ 
 	 *
 	 * @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);
 	}
 
 	/**
@@ -273,10 +273,10 @@ 
 	 *
 	 * @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'];
@@ -284,8 +284,8 @@ 
 		// Accumulate the tuples.
 		$tuples = array();
 		/** @var Wordlift_Sparql_Tuple_Rendition $property A {@link Wordlift_Sparql_Tuple_Rendition} instance. */
-		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-timeline-service.php

Indentation +356 added lines, -356 removed lines

@@ -16,130 +16,130 @@ 
  */
 class Wordlift_Timeline_Service {
 
-	/**
-	 * The Log service.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log The Log service.
-	 */
-	private $log;
-
-	/**
-	 * The Entity service.
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Entity_Service $entity_service The Entity service.
-	 */
-	private $entity_service;
-
-	/**
-	 * The number of words to use for the excerpt, set in the `to_json` function
-	 * and used by a filter.
-	 *
-	 * @since  3.7.0
-	 * @access private
-	 * @var int $excerpt_length The number of words to use for the excerpt.
-	 */
-	private $excerpt_length;
-
-	/**
-	 * 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;
-
-	/**
-	 * A singleton instance of the Timeline service (useful for unit tests).
-	 *
-	 * @since  3.1.0
-	 * @access private
-	 * @var \Wordlift_Timeline_Service $instance The singleton instance.
-	 */
-	private static $instance;
-
-	/**
-	 * Create a Wordlift_Timeline_Service instance.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @param \Wordlift_Entity_Service      $entity_service      The Entity service.
-	 * @param \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 */
-	public function __construct( $entity_service, $entity_type_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Timeline_Service' );
-
-		$this->entity_service      = $entity_service;
-		$this->entity_type_service = $entity_type_service;
-
-		self::$instance = $this;
-
-	}
-
-	/**
-	 * Get the singleton instance of the Wordlift_Timeline_Service
-	 *
-	 * @since 3.1.0
-	 *
-	 * @return \Wordlift_Timeline_Service The singleton instance of the Wordlift_Timeline_Service.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Retrieve timeline events and output them in JSON.
-	 *
-	 * @since 3.1.0
-	 */
-	public function ajax_timeline() {
-
-		// Get the ID of the post who requested the timeline.
-		$post_id = ( isset( $_REQUEST['post_id'] ) ? $_REQUEST['post_id'] : null );
-
-		// Get the events and transform them for the JSON response, then send them to the client.
-		wp_send_json( $this->to_json( $this->get_events( $post_id ) ) );
-
-	}
-
-	/**
-	 * Retrieve timeline events.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @uses  wl_core_get_related_entity_ids() to retrieve the entities referenced by the specified post.
-	 *
-	 * @param int $post_id The post ID.
-	 *
-	 * @return array An array of event posts.
-	 */
-	public function get_events( $post_id = null ) {
-
-		// Get the entity IDs either from the entities related to the specified post or from the last 50 published
-		// posts if no post has been specified.
-		$ids = ( is_numeric( $post_id )
-			? wl_core_get_related_entity_ids( $post_id )
-			: $this->get_all_related_to_last_50_published_posts() );
-
-		// Add the post itself if it's an entity.
-		if ( is_numeric( $post_id ) && $this->entity_service->is_entity( $post_id ) ) {
-			$ids[] = $post_id;
-		}
-
-		// If there's no entities, return an empty array right away.
-		if ( 0 === sizeof( $ids ) ) {
-			$this->log->trace( "No events found [ post id :: $post_id ]" );
-
-			return array();
-		}
-
-		$this->log->trace( 'Getting events [ entity ids :: ' . join( ', ', $ids ) . ' ]' );
+    /**
+     * The Log service.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Log_Service $log The Log service.
+     */
+    private $log;
+
+    /**
+     * The Entity service.
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Entity_Service $entity_service The Entity service.
+     */
+    private $entity_service;
+
+    /**
+     * The number of words to use for the excerpt, set in the `to_json` function
+     * and used by a filter.
+     *
+     * @since  3.7.0
+     * @access private
+     * @var int $excerpt_length The number of words to use for the excerpt.
+     */
+    private $excerpt_length;
+
+    /**
+     * 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;
+
+    /**
+     * A singleton instance of the Timeline service (useful for unit tests).
+     *
+     * @since  3.1.0
+     * @access private
+     * @var \Wordlift_Timeline_Service $instance The singleton instance.
+     */
+    private static $instance;
+
+    /**
+     * Create a Wordlift_Timeline_Service instance.
+     *
+     * @since 3.1.0
+     *
+     * @param \Wordlift_Entity_Service      $entity_service      The Entity service.
+     * @param \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
+     */
+    public function __construct( $entity_service, $entity_type_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Timeline_Service' );
+
+        $this->entity_service      = $entity_service;
+        $this->entity_type_service = $entity_type_service;
+
+        self::$instance = $this;
+
+    }
+
+    /**
+     * Get the singleton instance of the Wordlift_Timeline_Service
+     *
+     * @since 3.1.0
+     *
+     * @return \Wordlift_Timeline_Service The singleton instance of the Wordlift_Timeline_Service.
+     */
+    public static function get_instance() {
+
+        return self::$instance;
+    }
+
+    /**
+     * Retrieve timeline events and output them in JSON.
+     *
+     * @since 3.1.0
+     */
+    public function ajax_timeline() {
+
+        // Get the ID of the post who requested the timeline.
+        $post_id = ( isset( $_REQUEST['post_id'] ) ? $_REQUEST['post_id'] : null );
+
+        // Get the events and transform them for the JSON response, then send them to the client.
+        wp_send_json( $this->to_json( $this->get_events( $post_id ) ) );
+
+    }
+
+    /**
+     * Retrieve timeline events.
+     *
+     * @since 3.1.0
+     *
+     * @uses  wl_core_get_related_entity_ids() to retrieve the entities referenced by the specified post.
+     *
+     * @param int $post_id The post ID.
+     *
+     * @return array An array of event posts.
+     */
+    public function get_events( $post_id = null ) {
+
+        // Get the entity IDs either from the entities related to the specified post or from the last 50 published
+        // posts if no post has been specified.
+        $ids = ( is_numeric( $post_id )
+            ? wl_core_get_related_entity_ids( $post_id )
+            : $this->get_all_related_to_last_50_published_posts() );
+
+        // Add the post itself if it's an entity.
+        if ( is_numeric( $post_id ) && $this->entity_service->is_entity( $post_id ) ) {
+            $ids[] = $post_id;
+        }
+
+        // If there's no entities, return an empty array right away.
+        if ( 0 === sizeof( $ids ) ) {
+            $this->log->trace( "No events found [ post id :: $post_id ]" );
+
+            return array();
+        }
+
+        $this->log->trace( 'Getting events [ entity ids :: ' . join( ', ', $ids ) . ' ]' );
 
 //		$entity_type_service = $this->entity_type_service;
 
@@ -151,237 +151,237 @@ 
 //			return $entity_type_service->has_entity_type( $item, 'http://schema.org/Event' );
 //		} ) );
 
-		$args = array(
-			'post__in'       => $ids,
-			'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
-			'post_status'    => 'publish',
-			'posts_per_page' => - 1,
-			'meta_query'     => array(
-				'relation' => 'AND',
-				array(
-					'key'     => Wordlift_Schema_Service::FIELD_DATE_START,
-					'value'   => null,
-					'compare' => '!=',
-				),
-				array(
-					'key'     => Wordlift_Schema_Service::FIELD_DATE_END,
-					'value'   => null,
-					'compare' => '!=',
-				),
-			),
-			'tax_query'      => array(
-				array(
-					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-					'field'    => 'slug',
-					'terms'    => 'event',
-				),
-			),
-		);
-
-		return get_posts( $args );
-	}
-
-	/**
-	 * Convert timeline events to JSON. This function sets the global post in order
-	 * to get an automatic excerpt. Since we're being called inside an AJAX request,
-	 * we're not taking care of restoring any previous post: there isn't any.
-	 *
-	 * @since 3.1.0
-	 *
-	 * @param array $posts An array of posts.
-	 *
-	 * @return array|string An array of timeline events or an empty string if no posts are provided.
-	 */
-	public function to_json( $posts ) {
-
-		// If there are no events, return empty JSON
-		if ( empty( $posts ) || is_null( $posts ) ) {
-			return '';
-		}
-
-		// {media|thumbnail}: if set to 'media' the image is attached to the slide, if set to 'background' the image is set as background.
-		$display_images_as = isset( $_REQUEST['display_images_as'] ) ? $_REQUEST['display_images_as'] : 'media';
-
-		// The number of words for the excerpt (by default 55, as WordPress).
-		$this->excerpt_length = $excerpt_length = isset( $_REQUEST['excerpt_length'] ) && is_numeric( $_REQUEST['excerpt_length'] ) ? $_REQUEST['excerpt_length'] : 55;
-		add_filter( 'excerpt_length', array( $this, 'excerpt_length' ) );
-
-		// Add a filter to remove the [...] after excerpts, since we're adding
-		// a link to the post itself.
-		add_filter( 'excerpt_more', array( $this, 'excerpt_more' ) );
-
-		// Prepare for the starting slide data. The starting slide will be the one where *now* is between *start/end* dates.
-		$start_at_slide = 0;
-		$event_index    = - 1;
-		$now            = time();
-
-		// Prepare the timeline variable.
-		$timeline = array();
-
-		// Populate the arrays.
-		$timeline['events'] = array_map( function ( $item ) use ( &$timeline, &$event_index, &$start_at_slide, &$now, $display_images_as, $excerpt_length ) {
-
-			// Get the start and end dates.
-			$start_date = strtotime( get_post_meta( $item->ID, Wordlift_Schema_Service::FIELD_DATE_START, true ) );
-			$end_date   = strtotime( get_post_meta( $item->ID, Wordlift_Schema_Service::FIELD_DATE_END, true ) );
-
-			// Set the starting slide.
-			$event_index ++;
-			if ( 0 === $start_at_slide && $now >= $start_date && $now <= $end_date ) {
-				$start_at_slide = $event_index;
-			}
-
-			// Load thumbnail
-			if ( '' !== ( $thumbnail_id = get_post_thumbnail_id( $item->ID ) )
-			     && false !== ( $attachment = wp_get_attachment_image_src( $thumbnail_id ) )
-			) {
-
-				// Set the thumbnail URL.
-				if ( 'background' === $display_images_as ) {
-					$date['background'] = array( 'url' => $attachment[0] );
-					$date['media']      = array( 'thumbnail' => $attachment[0] );
-				} else {
-					$date['media'] = array(
-						'url'       => $attachment[0],
-						'thumbnail' => $attachment[0],
-					);
-				}
-			}
-
-			// Set the start/end dates by converting them to TimelineJS required format.
-			$date['start_date'] = Wordlift_Timeline_Service::date( $start_date );
-			$date['end_date']   = Wordlift_Timeline_Service::date( $end_date );
-
-			setup_postdata( $GLOBALS['post'] = $item );
-
-			$more_link_text = sprintf(
-				'<span aria-label="%1$s">%2$s</span>',
-				sprintf(
-				/* translators: %s: Name of current post */
-					__( 'Continue reading %s' ),
-					the_title_attribute( array( 'echo' => false ) )
-				),
-				__( '(more&hellip;)' )
-			);
-
-			// Set the event text only with the headline (see https://github.com/insideout10/wordlift-plugin/issues/352).
-			$date['text'] = array(
-				'headline' => '<a href="' . get_permalink( $item->ID ) . '">' . $item->post_title . '</a>',
-			);
-
-			// If we have an excerpt, set it.
-			if ( 0 < $excerpt_length ) {
-				$date['text']['text'] = sprintf( '%s <a href="%s">%s</a>', get_the_excerpt(), get_permalink(), $more_link_text );
-			}
-
-			return $date;
-
-		}, $posts );
-
-		// Finally remove the excerpt filter.
-		remove_filter( 'excerpt_length', array( $this, 'excerpt_length' ) );
-
-		// The JSON format is defined here: https://timeline.knightlab.com/docs/json-format.html
-		return array(
-			'timeline'       => $timeline,
-			'start_at_slide' => $start_at_slide,
-		);
-	}
-
-	/**
-	 * This function filters {@link excerpt_more} by removing it, since we're
-	 * adding the 'read more' link. This filter is set by {@see to_json}.
-	 *
-	 * @since 3.7.0
-	 *
-	 * @param string $excerpt_more The excerpt more preset.
-	 *
-	 * @return string An empty string.
-	 */
-	public function excerpt_more( $excerpt_more ) {
-
-		return '';
-	}
-
-	/**
-	 * A filter for the excerpt length, set by the `to_json` function, to tailor
-	 * how many words to return according to the client setting.
-	 *
-	 * @since 3.7.0
-	 *
-	 * @param int $length The preset number of words.
-	 *
-	 * @return int The number of words for the preset.
-	 */
-	public function excerpt_length( $length ) {
-
-		return $this->excerpt_length;
-	}
-
-
-	/**
-	 * Convert the date to a date array.
-	 *
-	 * @since 3.7.0
-	 *
-	 * @param $value int A date value.
-	 *
-	 * @return array An array containing year, month and day values.
-	 */
-	public static function date( $value ) {
-
-		return array(
-			'year'  => (int) date( 'Y', $value ),
-			'month' => (int) date( 'm', $value ),
-			'day'   => (int) date( 'd', $value ),
-
-		);
-	}
-
-	/**
-	 * Get the entities related to the last 50 posts published on this blog (we're keeping a long function name due to
-	 * its specific function).
-	 *
-	 * @since 3.1.0
-	 *
-	 * @return array An array of post IDs.
-	 */
-	public function get_all_related_to_last_50_published_posts() {
-
-		// Global timeline. Get entities from the latest posts.
-		$latest_posts_ids = get_posts( array(
-			'numberposts' => 50,
-			'fields'      => 'ids', //only get post IDs
-			'post_type'   => Wordlift_Entity_Service::valid_entity_post_types(),
-			'tax_query'   => array(
-				'relation' => 'OR',
-				array(
-					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-					'operator' => 'NOT EXISTS',
-				),
-				array(
-					'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
-					'field'    => 'slug',
-					'terms'    => 'article',
-				),
-			),
-			'post_status' => 'publish',
-		) );
-
-		if ( empty( $latest_posts_ids ) ) {
-			// There are no posts.
-			return array();
-		}
-
-		// Collect entities related to latest posts
-		$entity_ids = array();
-		foreach ( $latest_posts_ids as $id ) {
-			$entity_ids = array_merge( $entity_ids, wl_core_get_related_entity_ids( $id, array(
-				'status' => 'publish',
-			) ) );
-		}
-
-		return $entity_ids;
-	}
+        $args = array(
+            'post__in'       => $ids,
+            'post_type'      => Wordlift_Entity_Service::valid_entity_post_types(),
+            'post_status'    => 'publish',
+            'posts_per_page' => - 1,
+            'meta_query'     => array(
+                'relation' => 'AND',
+                array(
+                    'key'     => Wordlift_Schema_Service::FIELD_DATE_START,
+                    'value'   => null,
+                    'compare' => '!=',
+                ),
+                array(
+                    'key'     => Wordlift_Schema_Service::FIELD_DATE_END,
+                    'value'   => null,
+                    'compare' => '!=',
+                ),
+            ),
+            'tax_query'      => array(
+                array(
+                    'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+                    'field'    => 'slug',
+                    'terms'    => 'event',
+                ),
+            ),
+        );
+
+        return get_posts( $args );
+    }
+
+    /**
+     * Convert timeline events to JSON. This function sets the global post in order
+     * to get an automatic excerpt. Since we're being called inside an AJAX request,
+     * we're not taking care of restoring any previous post: there isn't any.
+     *
+     * @since 3.1.0
+     *
+     * @param array $posts An array of posts.
+     *
+     * @return array|string An array of timeline events or an empty string if no posts are provided.
+     */
+    public function to_json( $posts ) {
+
+        // If there are no events, return empty JSON
+        if ( empty( $posts ) || is_null( $posts ) ) {
+            return '';
+        }
+
+        // {media|thumbnail}: if set to 'media' the image is attached to the slide, if set to 'background' the image is set as background.
+        $display_images_as = isset( $_REQUEST['display_images_as'] ) ? $_REQUEST['display_images_as'] : 'media';
+
+        // The number of words for the excerpt (by default 55, as WordPress).
+        $this->excerpt_length = $excerpt_length = isset( $_REQUEST['excerpt_length'] ) && is_numeric( $_REQUEST['excerpt_length'] ) ? $_REQUEST['excerpt_length'] : 55;
+        add_filter( 'excerpt_length', array( $this, 'excerpt_length' ) );
+
+        // Add a filter to remove the [...] after excerpts, since we're adding
+        // a link to the post itself.
+        add_filter( 'excerpt_more', array( $this, 'excerpt_more' ) );
+
+        // Prepare for the starting slide data. The starting slide will be the one where *now* is between *start/end* dates.
+        $start_at_slide = 0;
+        $event_index    = - 1;
+        $now            = time();
+
+        // Prepare the timeline variable.
+        $timeline = array();
+
+        // Populate the arrays.
+        $timeline['events'] = array_map( function ( $item ) use ( &$timeline, &$event_index, &$start_at_slide, &$now, $display_images_as, $excerpt_length ) {
+
+            // Get the start and end dates.
+            $start_date = strtotime( get_post_meta( $item->ID, Wordlift_Schema_Service::FIELD_DATE_START, true ) );
+            $end_date   = strtotime( get_post_meta( $item->ID, Wordlift_Schema_Service::FIELD_DATE_END, true ) );
+
+            // Set the starting slide.
+            $event_index ++;
+            if ( 0 === $start_at_slide && $now >= $start_date && $now <= $end_date ) {
+                $start_at_slide = $event_index;
+            }
+
+            // Load thumbnail
+            if ( '' !== ( $thumbnail_id = get_post_thumbnail_id( $item->ID ) )
+                 && false !== ( $attachment = wp_get_attachment_image_src( $thumbnail_id ) )
+            ) {
+
+                // Set the thumbnail URL.
+                if ( 'background' === $display_images_as ) {
+                    $date['background'] = array( 'url' => $attachment[0] );
+                    $date['media']      = array( 'thumbnail' => $attachment[0] );
+                } else {
+                    $date['media'] = array(
+                        'url'       => $attachment[0],
+                        'thumbnail' => $attachment[0],
+                    );
+                }
+            }
+
+            // Set the start/end dates by converting them to TimelineJS required format.
+            $date['start_date'] = Wordlift_Timeline_Service::date( $start_date );
+            $date['end_date']   = Wordlift_Timeline_Service::date( $end_date );
+
+            setup_postdata( $GLOBALS['post'] = $item );
+
+            $more_link_text = sprintf(
+                '<span aria-label="%1$s">%2$s</span>',
+                sprintf(
+                /* translators: %s: Name of current post */
+                    __( 'Continue reading %s' ),
+                    the_title_attribute( array( 'echo' => false ) )
+                ),
+                __( '(more&hellip;)' )
+            );
+
+            // Set the event text only with the headline (see https://github.com/insideout10/wordlift-plugin/issues/352).
+            $date['text'] = array(
+                'headline' => '<a href="' . get_permalink( $item->ID ) . '">' . $item->post_title . '</a>',
+            );
+
+            // If we have an excerpt, set it.
+            if ( 0 < $excerpt_length ) {
+                $date['text']['text'] = sprintf( '%s <a href="%s">%s</a>', get_the_excerpt(), get_permalink(), $more_link_text );
+            }
+
+            return $date;
+
+        }, $posts );
+
+        // Finally remove the excerpt filter.
+        remove_filter( 'excerpt_length', array( $this, 'excerpt_length' ) );
+
+        // The JSON format is defined here: https://timeline.knightlab.com/docs/json-format.html
+        return array(
+            'timeline'       => $timeline,
+            'start_at_slide' => $start_at_slide,
+        );
+    }
+
+    /**
+     * This function filters {@link excerpt_more} by removing it, since we're
+     * adding the 'read more' link. This filter is set by {@see to_json}.
+     *
+     * @since 3.7.0
+     *
+     * @param string $excerpt_more The excerpt more preset.
+     *
+     * @return string An empty string.
+     */
+    public function excerpt_more( $excerpt_more ) {
+
+        return '';
+    }
+
+    /**
+     * A filter for the excerpt length, set by the `to_json` function, to tailor
+     * how many words to return according to the client setting.
+     *
+     * @since 3.7.0
+     *
+     * @param int $length The preset number of words.
+     *
+     * @return int The number of words for the preset.
+     */
+    public function excerpt_length( $length ) {
+
+        return $this->excerpt_length;
+    }
+
+
+    /**
+     * Convert the date to a date array.
+     *
+     * @since 3.7.0
+     *
+     * @param $value int A date value.
+     *
+     * @return array An array containing year, month and day values.
+     */
+    public static function date( $value ) {
+
+        return array(
+            'year'  => (int) date( 'Y', $value ),
+            'month' => (int) date( 'm', $value ),
+            'day'   => (int) date( 'd', $value ),
+
+        );
+    }
+
+    /**
+     * Get the entities related to the last 50 posts published on this blog (we're keeping a long function name due to
+     * its specific function).
+     *
+     * @since 3.1.0
+     *
+     * @return array An array of post IDs.
+     */
+    public function get_all_related_to_last_50_published_posts() {
+
+        // Global timeline. Get entities from the latest posts.
+        $latest_posts_ids = get_posts( array(
+            'numberposts' => 50,
+            'fields'      => 'ids', //only get post IDs
+            'post_type'   => Wordlift_Entity_Service::valid_entity_post_types(),
+            'tax_query'   => array(
+                'relation' => 'OR',
+                array(
+                    'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+                    'operator' => 'NOT EXISTS',
+                ),
+                array(
+                    'taxonomy' => Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME,
+                    'field'    => 'slug',
+                    'terms'    => 'article',
+                ),
+            ),
+            'post_status' => 'publish',
+        ) );
+
+        if ( empty( $latest_posts_ids ) ) {
+            // There are no posts.
+            return array();
+        }
+
+        // Collect entities related to latest posts
+        $entity_ids = array();
+        foreach ( $latest_posts_ids as $id ) {
+            $entity_ids = array_merge( $entity_ids, wl_core_get_related_entity_ids( $id, array(
+                'status' => 'publish',
+            ) ) );
+        }
+
+        return $entity_ids;
+    }
 
 }

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

Indentation +290 added lines, -290 removed lines

@@ -19,295 +19,295 @@
  */
 class Wordlift_Entity_Type_Service {
 
-	/**
-	 * The {@link Wordlift_Schema_Service} instance.
-	 *
-	 * @since  3.7.0
-	 * @access private
-	 * @var \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
-	 */
-	private $schema_service;
-
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since  3.8.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * The {@link Wordlift_Entity_Type_Service} singleton instance.
-	 *
-	 * @since  3.7.0
-	 * @access private
-	 * @var \Wordlift_Entity_Type_Service $instance The {@link Wordlift_Entity_Type_Service} singleton instance.
-	 */
-	private static $instance;
-
-	/**
-	 * Wordlift_Entity_Type_Service constructor.
-	 *
-	 * @since 3.7.0
-	 *
-	 * @param \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
-	 */
-	public function __construct( $schema_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Type_Service' );
-
-		$this->schema_service = $schema_service;
-
-		self::$instance = $this;
-
-	}
-
-	/**
-	 * Get the {@link Wordlift_Entity_Type_Service} singleton instance.
-	 *
-	 * @since 3.7.0
-	 * @return \Wordlift_Entity_Type_Service The {@link Wordlift_Entity_Type_Service} singleton instance.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Get the types associated with the specified entity post id.
-	 *
-	 * @since 3.7.0
-	 *
-	 * @param int $post_id The post id.
-	 *
-	 * @return array|null {
-	 * An array of type properties or null if no term is associated
-	 *
-	 * @type string css_class     The css class, e.g. `wl-thing`.
-	 * @type string uri           The schema.org class URI, e.g. `http://schema.org/Thing`.
-	 * @type array  same_as       An array of same as attributes.
-	 * @type array  custom_fields An array of custom fields.
-	 * @type array  linked_data   An array of {@link Wordlift_Sparql_Tuple_Rendition}.
-	 * }
-	 */
-	public function get( $post_id ) {
-
-		$this->log->trace( "Getting the post type for post $post_id..." );
-
-		$post_type = get_post_type( $post_id );
-
-		// If it's not an entity post type return `Thing` by default.
-		if ( ! self::is_valid_entity_post_type( $post_type ) ) {
-			$this->log->info( "Returning `Thing` for post $post_id." );
-
-			return array(
-				'uri'       => 'http://schema.org/Thing',
-				'css_class' => 'wl-thing',
-			);
-		}
-
-		// Get the type from the associated classification.
-		$terms = wp_get_object_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
-
-		if ( is_wp_error( $terms ) ) {
-			$this->log->error( "An error occurred while getting the post type for post $post_id: " . $terms->get_error_message() );
-
-			// TODO: handle error
-			return null;
-		}
-
-		// If there are not terms associated, default to article.
-		if ( 0 === count( $terms ) ) {
-			$this->log->info( "Post $post_id has no terms, returning `Article`." );
-
-			return array(
-				'uri'       => 'http://schema.org/Article',
-				'css_class' => 'wl-post',
-			);
-		}
-
-		$this->log->debug( "Found {$terms[0]->slug} term for post $post_id." );
-
-		// Return the entity type with the specified id.
-		return $this->schema_service->get_schema( $terms[0]->slug );
-	}
-
-	/**
-	 * Set the main type for the specified entity post, given the type URI.
-	 *
-	 * @since 3.8.0
-	 *
-	 * @param int    $post_id  The post id.
-	 * @param string $type_uri The type URI.
-	 */
-	public function set( $post_id, $type_uri ) {
-
-		// If the type URI is empty we remove the type.
-		if ( empty( $type_uri ) ) {
-			$this->log->debug( "Removing entity type for post $post_id..." );
-
-			wp_set_object_terms( $post_id, null, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
-
-			return;
-		}
-
-		$this->log->debug( "Setting entity type for post $post_id..." );
-
-		// Get all the terms bound to the wl_entity_type taxonomy.
-		$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',
-		) );
-
-		// Check which term matches the specified URI.
-		foreach ( $terms as $term ) {
-
-			$term_id   = $term->term_id;
-			$term_slug = $term->slug;
-
-			$this->log->trace( "Parsing term {$term->slug}..." );
-
-			// Load the type data.
-			$type = $this->schema_service->get_schema( $term_slug );
-
-			// Set the related term ID.
-			if ( $type_uri === $type['uri'] || $type_uri === $type['css_class'] ) {
-
-				$this->log->debug( "Setting entity type [ post id :: $post_id ][ term id :: $term_id ][ term slug :: $term_slug ][ type uri :: {$type['uri']} ][ type css class :: {$type['css_class']} ]" );
-
-				wp_set_object_terms( $post_id, (int) $term_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
-
-				return;
-			}
-		}
-
-		$this->log->error( "Type not found [ post id :: $post_id ][ type uri :: $type_uri ]" );
-
-	}
-
-	/**
-	 * Check whether an entity type is set for the {@link WP_Post} with the
-	 * specified id.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int    $post_id The {@link WP_Post}'s `id`.
-	 * @param string $uri     The entity type URI.
-	 *
-	 * @return bool True if an entity type is set otherwise false.
-	 */
-	public function has_entity_type( $post_id, $uri = null ) {
-
-		$this->log->debug( "Checking if post $post_id has an entity type [ $uri ]..." );
-
-		// If an URI hasn't been specified just check whether we have at least
-		// one entity type.
-		if ( null === $uri ) {
-
-			// Get the post terms for the specified post ID.
-			$terms = $this->get_post_terms( $post_id );
-
-			$this->log->debug( "Post $post_id has " . count( $terms ) . ' type(s).' );
-
-			// True if there's at least one term bound to the post.
-			return ( 0 < count( $terms ) );
-		}
-
-		$has_entity_type = ( null !== $this->get_term_by_uri( $post_id, $uri ) );
-
-		$this->log->debug( "Post $post_id has $uri type: " . ( $has_entity_type ? 'yes' : 'no' ) );
-
-		// Check whether the post has an entity type with that URI.
-		return $has_entity_type;
-	}
-
-	/**
-	 * Get the list of entity types' terms for the specified {@link WP_Post}.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post} id.
-	 *
-	 * @return array|WP_Error An array of entity types' terms or {@link WP_Error}.
-	 */
-	private function get_post_terms( $post_id ) {
-
-		return wp_get_post_terms( $post_id, 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',
-		) );
-	}
-
-	/**
-	 * Get an entity type term given its URI.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int    $post_id The {@link WP_Post} id.
-	 * @param string $uri     The entity type URI.
-	 *
-	 * @return array|null {
-	 * An array of entity type properties or null if no term is associated
-	 *
-	 * @type string css_class     The css class, e.g. `wl-thing`.
-	 * @type string uri           The schema.org class URI, e.g. `http://schema.org/Thing`.
-	 * @type array  same_as       An array of same as attributes.
-	 * @type array  custom_fields An array of custom fields.
-	 * }
-	 */
-	private function get_term_by_uri( $post_id, $uri ) {
-
-		// Get the post terms bound to the specified post.
-		$terms = $this->get_post_terms( $post_id );
-
-		// Look for a term if the specified URI.
-		foreach ( $terms as $term ) {
-			// Get the schema by slug.
-			$schema = $this->schema_service->get_schema( $term->slug );
-
-			// Continue to the next one, if a schema isn't found (or hasn't got
-			// and URI.
-			if ( null === $schema || ! isset( $schema['uri'] ) ) {
-				continue;
-			}
-
-			// Return the schema if the URI matches.
-			if ( $uri === $schema['uri'] ) {
-				return $schema;
-			}
-		}
-
-		// Return null.
-		return null;
-	}
-
-
-	/**
-	 * Determines whether a post type 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
-	 *
-	 * @param string $post_type A post type name.
-	 *
-	 * @return bool Return true if the post type can be used for entities, otherwise false.
-	 */
-	public static function is_valid_entity_post_type( $post_type ) {
-
-		return in_array( $post_type, Wordlift_Entity_Service::valid_entity_post_types(), true );
-	}
+    /**
+     * The {@link Wordlift_Schema_Service} instance.
+     *
+     * @since  3.7.0
+     * @access private
+     * @var \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
+     */
+    private $schema_service;
+
+    /**
+     * A {@link Wordlift_Log_Service} instance.
+     *
+     * @since  3.8.0
+     * @access private
+     * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
+     */
+    private $log;
+
+    /**
+     * The {@link Wordlift_Entity_Type_Service} singleton instance.
+     *
+     * @since  3.7.0
+     * @access private
+     * @var \Wordlift_Entity_Type_Service $instance The {@link Wordlift_Entity_Type_Service} singleton instance.
+     */
+    private static $instance;
+
+    /**
+     * Wordlift_Entity_Type_Service constructor.
+     *
+     * @since 3.7.0
+     *
+     * @param \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
+     */
+    public function __construct( $schema_service ) {
+
+        $this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Type_Service' );
+
+        $this->schema_service = $schema_service;
+
+        self::$instance = $this;
+
+    }
+
+    /**
+     * Get the {@link Wordlift_Entity_Type_Service} singleton instance.
+     *
+     * @since 3.7.0
+     * @return \Wordlift_Entity_Type_Service The {@link Wordlift_Entity_Type_Service} singleton instance.
+     */
+    public static function get_instance() {
+
+        return self::$instance;
+    }
+
+    /**
+     * Get the types associated with the specified entity post id.
+     *
+     * @since 3.7.0
+     *
+     * @param int $post_id The post id.
+     *
+     * @return array|null {
+     * An array of type properties or null if no term is associated
+     *
+     * @type string css_class     The css class, e.g. `wl-thing`.
+     * @type string uri           The schema.org class URI, e.g. `http://schema.org/Thing`.
+     * @type array  same_as       An array of same as attributes.
+     * @type array  custom_fields An array of custom fields.
+     * @type array  linked_data   An array of {@link Wordlift_Sparql_Tuple_Rendition}.
+     * }
+     */
+    public function get( $post_id ) {
+
+        $this->log->trace( "Getting the post type for post $post_id..." );
+
+        $post_type = get_post_type( $post_id );
+
+        // If it's not an entity post type return `Thing` by default.
+        if ( ! self::is_valid_entity_post_type( $post_type ) ) {
+            $this->log->info( "Returning `Thing` for post $post_id." );
+
+            return array(
+                'uri'       => 'http://schema.org/Thing',
+                'css_class' => 'wl-thing',
+            );
+        }
+
+        // Get the type from the associated classification.
+        $terms = wp_get_object_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+
+        if ( is_wp_error( $terms ) ) {
+            $this->log->error( "An error occurred while getting the post type for post $post_id: " . $terms->get_error_message() );
+
+            // TODO: handle error
+            return null;
+        }
+
+        // If there are not terms associated, default to article.
+        if ( 0 === count( $terms ) ) {
+            $this->log->info( "Post $post_id has no terms, returning `Article`." );
+
+            return array(
+                'uri'       => 'http://schema.org/Article',
+                'css_class' => 'wl-post',
+            );
+        }
+
+        $this->log->debug( "Found {$terms[0]->slug} term for post $post_id." );
+
+        // Return the entity type with the specified id.
+        return $this->schema_service->get_schema( $terms[0]->slug );
+    }
+
+    /**
+     * Set the main type for the specified entity post, given the type URI.
+     *
+     * @since 3.8.0
+     *
+     * @param int    $post_id  The post id.
+     * @param string $type_uri The type URI.
+     */
+    public function set( $post_id, $type_uri ) {
+
+        // If the type URI is empty we remove the type.
+        if ( empty( $type_uri ) ) {
+            $this->log->debug( "Removing entity type for post $post_id..." );
+
+            wp_set_object_terms( $post_id, null, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+
+            return;
+        }
+
+        $this->log->debug( "Setting entity type for post $post_id..." );
+
+        // Get all the terms bound to the wl_entity_type taxonomy.
+        $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',
+        ) );
+
+        // Check which term matches the specified URI.
+        foreach ( $terms as $term ) {
+
+            $term_id   = $term->term_id;
+            $term_slug = $term->slug;
+
+            $this->log->trace( "Parsing term {$term->slug}..." );
+
+            // Load the type data.
+            $type = $this->schema_service->get_schema( $term_slug );
+
+            // Set the related term ID.
+            if ( $type_uri === $type['uri'] || $type_uri === $type['css_class'] ) {
+
+                $this->log->debug( "Setting entity type [ post id :: $post_id ][ term id :: $term_id ][ term slug :: $term_slug ][ type uri :: {$type['uri']} ][ type css class :: {$type['css_class']} ]" );
+
+                wp_set_object_terms( $post_id, (int) $term_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+
+                return;
+            }
+        }
+
+        $this->log->error( "Type not found [ post id :: $post_id ][ type uri :: $type_uri ]" );
+
+    }
+
+    /**
+     * Check whether an entity type is set for the {@link WP_Post} with the
+     * specified id.
+     *
+     * @since 3.15.0
+     *
+     * @param int    $post_id The {@link WP_Post}'s `id`.
+     * @param string $uri     The entity type URI.
+     *
+     * @return bool True if an entity type is set otherwise false.
+     */
+    public function has_entity_type( $post_id, $uri = null ) {
+
+        $this->log->debug( "Checking if post $post_id has an entity type [ $uri ]..." );
+
+        // If an URI hasn't been specified just check whether we have at least
+        // one entity type.
+        if ( null === $uri ) {
+
+            // Get the post terms for the specified post ID.
+            $terms = $this->get_post_terms( $post_id );
+
+            $this->log->debug( "Post $post_id has " . count( $terms ) . ' type(s).' );
+
+            // True if there's at least one term bound to the post.
+            return ( 0 < count( $terms ) );
+        }
+
+        $has_entity_type = ( null !== $this->get_term_by_uri( $post_id, $uri ) );
+
+        $this->log->debug( "Post $post_id has $uri type: " . ( $has_entity_type ? 'yes' : 'no' ) );
+
+        // Check whether the post has an entity type with that URI.
+        return $has_entity_type;
+    }
+
+    /**
+     * Get the list of entity types' terms for the specified {@link WP_Post}.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post} id.
+     *
+     * @return array|WP_Error An array of entity types' terms or {@link WP_Error}.
+     */
+    private function get_post_terms( $post_id ) {
+
+        return wp_get_post_terms( $post_id, 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',
+        ) );
+    }
+
+    /**
+     * Get an entity type term given its URI.
+     *
+     * @since 3.15.0
+     *
+     * @param int    $post_id The {@link WP_Post} id.
+     * @param string $uri     The entity type URI.
+     *
+     * @return array|null {
+     * An array of entity type properties or null if no term is associated
+     *
+     * @type string css_class     The css class, e.g. `wl-thing`.
+     * @type string uri           The schema.org class URI, e.g. `http://schema.org/Thing`.
+     * @type array  same_as       An array of same as attributes.
+     * @type array  custom_fields An array of custom fields.
+     * }
+     */
+    private function get_term_by_uri( $post_id, $uri ) {
+
+        // Get the post terms bound to the specified post.
+        $terms = $this->get_post_terms( $post_id );
+
+        // Look for a term if the specified URI.
+        foreach ( $terms as $term ) {
+            // Get the schema by slug.
+            $schema = $this->schema_service->get_schema( $term->slug );
+
+            // Continue to the next one, if a schema isn't found (or hasn't got
+            // and URI.
+            if ( null === $schema || ! isset( $schema['uri'] ) ) {
+                continue;
+            }
+
+            // Return the schema if the URI matches.
+            if ( $uri === $schema['uri'] ) {
+                return $schema;
+            }
+        }
+
+        // Return null.
+        return null;
+    }
+
+
+    /**
+     * Determines whether a post type 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
+     *
+     * @param string $post_type A post type name.
+     *
+     * @return bool Return true if the post type can be used for entities, otherwise false.
+     */
+    public static function is_valid_entity_post_type( $post_type ) {
+
+        return in_array( $post_type, Wordlift_Entity_Service::valid_entity_post_types(), true );
+    }
 
 }

Spacing +47 added lines, -47 removed lines

@@ -53,9 +53,9 @@ 
 	 *
 	 * @param \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
 	 */
-	public function __construct( $schema_service ) {
+	public function __construct($schema_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Entity_Type_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Entity_Type_Service');
 
 		$this->schema_service = $schema_service;
 
@@ -91,15 +91,15 @@ 
 	 * @type array  linked_data   An array of {@link Wordlift_Sparql_Tuple_Rendition}.
 	 * }
 	 */
-	public function get( $post_id ) {
+	public function get($post_id) {
 
-		$this->log->trace( "Getting the post type for post $post_id..." );
+		$this->log->trace("Getting the post type for post $post_id...");
 
-		$post_type = get_post_type( $post_id );
+		$post_type = get_post_type($post_id);
 
 		// If it's not an entity post type return `Thing` by default.
-		if ( ! self::is_valid_entity_post_type( $post_type ) ) {
-			$this->log->info( "Returning `Thing` for post $post_id." );
+		if ( ! self::is_valid_entity_post_type($post_type)) {
+			$this->log->info("Returning `Thing` for post $post_id.");
 
 			return array(
 				'uri'       => 'http://schema.org/Thing',
@@ -108,18 +108,18 @@ 
 		}
 
 		// Get the type from the associated classification.
-		$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 ( is_wp_error( $terms ) ) {
-			$this->log->error( "An error occurred while getting the post type for post $post_id: " . $terms->get_error_message() );
+		if (is_wp_error($terms)) {
+			$this->log->error("An error occurred while getting the post type for post $post_id: ".$terms->get_error_message());
 
 			// TODO: handle error
 			return null;
 		}
 
 		// If there are not terms associated, default to article.
-		if ( 0 === count( $terms ) ) {
-			$this->log->info( "Post $post_id has no terms, returning `Article`." );
+		if (0 === count($terms)) {
+			$this->log->info("Post $post_id has no terms, returning `Article`.");
 
 			return array(
 				'uri'       => 'http://schema.org/Article',
@@ -127,10 +127,10 @@ 
 			);
 		}
 
-		$this->log->debug( "Found {$terms[0]->slug} term for post $post_id." );
+		$this->log->debug("Found {$terms[0]->slug} term for post $post_id.");
 
 		// Return the entity type with the specified id.
-		return $this->schema_service->get_schema( $terms[0]->slug );
+		return $this->schema_service->get_schema($terms[0]->slug);
 	}
 
 	/**
@@ -141,21 +141,21 @@ 
 	 * @param int    $post_id  The post id.
 	 * @param string $type_uri The type URI.
 	 */
-	public function set( $post_id, $type_uri ) {
+	public function set($post_id, $type_uri) {
 
 		// If the type URI is empty we remove the type.
-		if ( empty( $type_uri ) ) {
-			$this->log->debug( "Removing entity type for post $post_id..." );
+		if (empty($type_uri)) {
+			$this->log->debug("Removing entity type for post $post_id...");
 
-			wp_set_object_terms( $post_id, null, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+			wp_set_object_terms($post_id, null, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME);
 
 			return;
 		}
 
-		$this->log->debug( "Setting entity type for post $post_id..." );
+		$this->log->debug("Setting entity type for post $post_id...");
 
 		// Get all the terms bound to the wl_entity_type taxonomy.
-		$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.
@@ -163,31 +163,31 @@ 
 			// 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',
-		) );
+		));
 
 		// Check which term matches the specified URI.
-		foreach ( $terms as $term ) {
+		foreach ($terms as $term) {
 
 			$term_id   = $term->term_id;
 			$term_slug = $term->slug;
 
-			$this->log->trace( "Parsing term {$term->slug}..." );
+			$this->log->trace("Parsing term {$term->slug}...");
 
 			// Load the type data.
-			$type = $this->schema_service->get_schema( $term_slug );
+			$type = $this->schema_service->get_schema($term_slug);
 
 			// Set the related term ID.
-			if ( $type_uri === $type['uri'] || $type_uri === $type['css_class'] ) {
+			if ($type_uri === $type['uri'] || $type_uri === $type['css_class']) {
 
-				$this->log->debug( "Setting entity type [ post id :: $post_id ][ term id :: $term_id ][ term slug :: $term_slug ][ type uri :: {$type['uri']} ][ type css class :: {$type['css_class']} ]" );
+				$this->log->debug("Setting entity type [ post id :: $post_id ][ term id :: $term_id ][ term slug :: $term_slug ][ type uri :: {$type['uri']} ][ type css class :: {$type['css_class']} ]");
 
-				wp_set_object_terms( $post_id, (int) $term_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME );
+				wp_set_object_terms($post_id, (int) $term_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME);
 
 				return;
 			}
 		}
 
-		$this->log->error( "Type not found [ post id :: $post_id ][ type uri :: $type_uri ]" );
+		$this->log->error("Type not found [ post id :: $post_id ][ type uri :: $type_uri ]");
 
 	}
 
@@ -202,26 +202,26 @@ 
 	 *
 	 * @return bool True if an entity type is set otherwise false.
 	 */
-	public function has_entity_type( $post_id, $uri = null ) {
+	public function has_entity_type($post_id, $uri = null) {
 
-		$this->log->debug( "Checking if post $post_id has an entity type [ $uri ]..." );
+		$this->log->debug("Checking if post $post_id has an entity type [ $uri ]...");
 
 		// If an URI hasn't been specified just check whether we have at least
 		// one entity type.
-		if ( null === $uri ) {
+		if (null === $uri) {
 
 			// Get the post terms for the specified post ID.
-			$terms = $this->get_post_terms( $post_id );
+			$terms = $this->get_post_terms($post_id);
 
-			$this->log->debug( "Post $post_id has " . count( $terms ) . ' type(s).' );
+			$this->log->debug("Post $post_id has ".count($terms).' type(s).');
 
 			// True if there's at least one term bound to the post.
-			return ( 0 < count( $terms ) );
+			return (0 < count($terms));
 		}
 
-		$has_entity_type = ( null !== $this->get_term_by_uri( $post_id, $uri ) );
+		$has_entity_type = (null !== $this->get_term_by_uri($post_id, $uri));
 
-		$this->log->debug( "Post $post_id has $uri type: " . ( $has_entity_type ? 'yes' : 'no' ) );
+		$this->log->debug("Post $post_id has $uri type: ".($has_entity_type ? 'yes' : 'no'));
 
 		// Check whether the post has an entity type with that URI.
 		return $has_entity_type;
@@ -236,9 +236,9 @@ 
 	 *
 	 * @return array|WP_Error An array of entity types' terms or {@link WP_Error}.
 	 */
-	private function get_post_terms( $post_id ) {
+	private function get_post_terms($post_id) {
 
-		return wp_get_post_terms( $post_id, Wordlift_Entity_Types_Taxonomy_Service::TAXONOMY_NAME, array(
+		return wp_get_post_terms($post_id, 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.
@@ -246,7 +246,7 @@ 
 			// 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',
-		) );
+		));
 	}
 
 	/**
@@ -266,24 +266,24 @@ 
 	 * @type array  custom_fields An array of custom fields.
 	 * }
 	 */
-	private function get_term_by_uri( $post_id, $uri ) {
+	private function get_term_by_uri($post_id, $uri) {
 
 		// Get the post terms bound to the specified post.
-		$terms = $this->get_post_terms( $post_id );
+		$terms = $this->get_post_terms($post_id);
 
 		// Look for a term if the specified URI.
-		foreach ( $terms as $term ) {
+		foreach ($terms as $term) {
 			// Get the schema by slug.
-			$schema = $this->schema_service->get_schema( $term->slug );
+			$schema = $this->schema_service->get_schema($term->slug);
 
 			// Continue to the next one, if a schema isn't found (or hasn't got
 			// and URI.
-			if ( null === $schema || ! isset( $schema['uri'] ) ) {
+			if (null === $schema || ! isset($schema['uri'])) {
 				continue;
 			}
 
 			// Return the schema if the URI matches.
-			if ( $uri === $schema['uri'] ) {
+			if ($uri === $schema['uri']) {
 				return $schema;
 			}
 		}
@@ -305,9 +305,9 @@ 
 	 *
 	 * @return bool Return true if the post type can be used for entities, otherwise false.
 	 */
-	public static function is_valid_entity_post_type( $post_type ) {
+	public static function is_valid_entity_post_type($post_type) {
 
-		return in_array( $post_type, Wordlift_Entity_Service::valid_entity_post_types(), true );
+		return in_array($post_type, Wordlift_Entity_Service::valid_entity_post_types(), true);
 	}
 
 }

src/includes/class-wordlift-http-api.php

Indentation +130 added lines, -130 removed lines

@@ -16,135 +16,135 @@
  */
 class Wordlift_Http_Api {
 
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since 3.15.3
-	 *
-	 * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * Create a {@link Wordlift_End_Point} instance.
-	 *
-	 * @since 3.15.3
-	 */
-	public function __construct() {
-
-		$this->log = Wordlift_Log_Service::get_logger( get_class() );
-
-		add_action( 'init', array( $this, 'add_rewrite_endpoint' ) );
-		add_action( 'template_redirect', array( $this, 'template_redirect' ) );
-		add_action( 'admin_post_wl_hello_world', array( $this, 'hello_world' ) );
-		add_action( 'admin_post_nopriv_wl_hello_world', array( $this, 'nopriv_hello_world' ) );
-
-	}
-
-	/**
-	 * Add the `wl-api` rewrite end-point.
-	 *
-	 * @since 3.15.3
-	 */
-	public function add_rewrite_endpoint() {
-
-		add_rewrite_endpoint( 'wl-api', EP_ROOT );
-		$this->ensure_rewrite_rules_are_flushed();
-
-	}
-
-	/**
-	 * Handle `template_redirect` hooks.
-	 *
-	 * @since 3.15.3
-	 */
-	public function template_redirect() {
-
-		global $wp_query;
-
-		if ( ! isset( $wp_query->query_vars['wl-api'] ) ) {
-			$this->log->trace( 'Skipping, not a `wl-api` call.' );
-
-			return;
-		}
-
-		$this->do_action( $_REQUEST['action'] );
-
-		exit;
-
-	}
-
-	/**
-	 * Do the requested action.
-	 *
-	 * @since 3.15.3
-	 *
-	 * @param string $action The action to execute.
-	 */
-	private function do_action( $action ) {
-
-		if ( empty( $action ) ) {
-			return;
-		}
-
-		if ( ! wp_validate_auth_cookie( '', 'logged_in' ) ) {
-			/**
-			 * Fires on a non-authenticated admin post request for the given action.
-			 *
-			 * The dynamic portion of the hook name, `$action`, refers to the given
-			 * request action.
-			 *
-			 * @since 2.6.0
-			 */
-			do_action( "admin_post_nopriv_{$action}" );
-		} else {
-			/**
-			 * Fires on an authenticated admin post request for the given action.
-			 *
-			 * The dynamic portion of the hook name, `$action`, refers to the given
-			 * request action.
-			 *
-			 * @since 2.6.0
-			 */
-			do_action( "admin_post_{$action}" );
-		}
-
-	}
-
-	/**
-	 * Test function, anonymous.
-	 *
-	 * @since 3.15.3
-	 */
-	public function nopriv_hello_world() {
-
-		wp_die( 'Hello World! (from anonymous)' );
-
-	}
-
-	/**
-	 * Test function, authenticated.
-	 *
-	 * @since 3.15.3
-	 */
-	public function hello_world() {
-
-		wp_die( 'Hello World! (from authenticated)' );
-
-	}
-
-	/**
-	 * Ensure that the rewrite rules are flushed the first time.
-	 *
-	 * @since 3.15.3
-	 */
-	public static function ensure_rewrite_rules_are_flushed() {
-
-		if ( 1 !== get_option( 'wl_http_api' ) ) {
-			flush_rewrite_rules();
-			add_option( 'wl_http_api', 1 );
-		}
-
-	}
+    /**
+     * A {@link Wordlift_Log_Service} instance.
+     *
+     * @since 3.15.3
+     *
+     * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
+     */
+    private $log;
+
+    /**
+     * Create a {@link Wordlift_End_Point} instance.
+     *
+     * @since 3.15.3
+     */
+    public function __construct() {
+
+        $this->log = Wordlift_Log_Service::get_logger( get_class() );
+
+        add_action( 'init', array( $this, 'add_rewrite_endpoint' ) );
+        add_action( 'template_redirect', array( $this, 'template_redirect' ) );
+        add_action( 'admin_post_wl_hello_world', array( $this, 'hello_world' ) );
+        add_action( 'admin_post_nopriv_wl_hello_world', array( $this, 'nopriv_hello_world' ) );
+
+    }
+
+    /**
+     * Add the `wl-api` rewrite end-point.
+     *
+     * @since 3.15.3
+     */
+    public function add_rewrite_endpoint() {
+
+        add_rewrite_endpoint( 'wl-api', EP_ROOT );
+        $this->ensure_rewrite_rules_are_flushed();
+
+    }
+
+    /**
+     * Handle `template_redirect` hooks.
+     *
+     * @since 3.15.3
+     */
+    public function template_redirect() {
+
+        global $wp_query;
+
+        if ( ! isset( $wp_query->query_vars['wl-api'] ) ) {
+            $this->log->trace( 'Skipping, not a `wl-api` call.' );
+
+            return;
+        }
+
+        $this->do_action( $_REQUEST['action'] );
+
+        exit;
+
+    }
+
+    /**
+     * Do the requested action.
+     *
+     * @since 3.15.3
+     *
+     * @param string $action The action to execute.
+     */
+    private function do_action( $action ) {
+
+        if ( empty( $action ) ) {
+            return;
+        }
+
+        if ( ! wp_validate_auth_cookie( '', 'logged_in' ) ) {
+            /**
+             * Fires on a non-authenticated admin post request for the given action.
+             *
+             * The dynamic portion of the hook name, `$action`, refers to the given
+             * request action.
+             *
+             * @since 2.6.0
+             */
+            do_action( "admin_post_nopriv_{$action}" );
+        } else {
+            /**
+             * Fires on an authenticated admin post request for the given action.
+             *
+             * The dynamic portion of the hook name, `$action`, refers to the given
+             * request action.
+             *
+             * @since 2.6.0
+             */
+            do_action( "admin_post_{$action}" );
+        }
+
+    }
+
+    /**
+     * Test function, anonymous.
+     *
+     * @since 3.15.3
+     */
+    public function nopriv_hello_world() {
+
+        wp_die( 'Hello World! (from anonymous)' );
+
+    }
+
+    /**
+     * Test function, authenticated.
+     *
+     * @since 3.15.3
+     */
+    public function hello_world() {
+
+        wp_die( 'Hello World! (from authenticated)' );
+
+    }
+
+    /**
+     * Ensure that the rewrite rules are flushed the first time.
+     *
+     * @since 3.15.3
+     */
+    public static function ensure_rewrite_rules_are_flushed() {
+
+        if ( 1 !== get_option( 'wl_http_api' ) ) {
+            flush_rewrite_rules();
+            add_option( 'wl_http_api', 1 );
+        }
+
+    }
 
 }

Spacing +18 added lines, -18 removed lines

@@ -32,12 +32,12 @@ 
 	 */
 	public function __construct() {
 
-		$this->log = Wordlift_Log_Service::get_logger( get_class() );
+		$this->log = Wordlift_Log_Service::get_logger(get_class());
 
-		add_action( 'init', array( $this, 'add_rewrite_endpoint' ) );
-		add_action( 'template_redirect', array( $this, 'template_redirect' ) );
-		add_action( 'admin_post_wl_hello_world', array( $this, 'hello_world' ) );
-		add_action( 'admin_post_nopriv_wl_hello_world', array( $this, 'nopriv_hello_world' ) );
+		add_action('init', array($this, 'add_rewrite_endpoint'));
+		add_action('template_redirect', array($this, 'template_redirect'));
+		add_action('admin_post_wl_hello_world', array($this, 'hello_world'));
+		add_action('admin_post_nopriv_wl_hello_world', array($this, 'nopriv_hello_world'));
 
 	}
 
@@ -48,7 +48,7 @@ 
 	 */
 	public function add_rewrite_endpoint() {
 
-		add_rewrite_endpoint( 'wl-api', EP_ROOT );
+		add_rewrite_endpoint('wl-api', EP_ROOT);
 		$this->ensure_rewrite_rules_are_flushed();
 
 	}
@@ -62,13 +62,13 @@ 
 
 		global $wp_query;
 
-		if ( ! isset( $wp_query->query_vars['wl-api'] ) ) {
-			$this->log->trace( 'Skipping, not a `wl-api` call.' );
+		if ( ! isset($wp_query->query_vars['wl-api'])) {
+			$this->log->trace('Skipping, not a `wl-api` call.');
 
 			return;
 		}
 
-		$this->do_action( $_REQUEST['action'] );
+		$this->do_action($_REQUEST['action']);
 
 		exit;
 
@@ -81,13 +81,13 @@ 
 	 *
 	 * @param string $action The action to execute.
 	 */
-	private function do_action( $action ) {
+	private function do_action($action) {
 
-		if ( empty( $action ) ) {
+		if (empty($action)) {
 			return;
 		}
 
-		if ( ! wp_validate_auth_cookie( '', 'logged_in' ) ) {
+		if ( ! wp_validate_auth_cookie('', 'logged_in')) {
 			/**
 			 * Fires on a non-authenticated admin post request for the given action.
 			 *
@@ -96,7 +96,7 @@ 
 			 *
 			 * @since 2.6.0
 			 */
-			do_action( "admin_post_nopriv_{$action}" );
+			do_action("admin_post_nopriv_{$action}");
 		} else {
 			/**
 			 * Fires on an authenticated admin post request for the given action.
@@ -106,7 +106,7 @@ 
 			 *
 			 * @since 2.6.0
 			 */
-			do_action( "admin_post_{$action}" );
+			do_action("admin_post_{$action}");
 		}
 
 	}
@@ -118,7 +118,7 @@ 
 	 */
 	public function nopriv_hello_world() {
 
-		wp_die( 'Hello World! (from anonymous)' );
+		wp_die('Hello World! (from anonymous)');
 
 	}
 
@@ -129,7 +129,7 @@ 
 	 */
 	public function hello_world() {
 
-		wp_die( 'Hello World! (from authenticated)' );
+		wp_die('Hello World! (from authenticated)');
 
 	}
 
@@ -140,9 +140,9 @@ 
 	 */
 	public static function ensure_rewrite_rules_are_flushed() {
 
-		if ( 1 !== get_option( 'wl_http_api' ) ) {
+		if (1 !== get_option('wl_http_api')) {
 			flush_rewrite_rules();
-			add_option( 'wl_http_api', 1 );
+			add_option('wl_http_api', 1);
 		}
 
 	}