insideout10 / wordlift-plugin

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

Indentation +282 added lines, -282 removed lines

@@ -18,287 +18,287 @@
  */
 class Wordlift_Linked_Data_Service {
 
-	/**
-	 * A {@link Wordlift_Log_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance.
-	 */
-	private $log;
-
-	/**
-	 * The {@link Wordlift_Entity_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Entity_Service $entity_service The {@link Wordlift_Entity_Service} instance.
-	 */
-	private $entity_service;
-
-	/**
-	 * The {@link Wordlift_Entity_Type_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 */
-	private $entity_type_service;
-
-	/**
-	 * The {@link Wordlift_Schema_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Schema_Service $schema_service The {@link Wordlift_Schema_Service} instance.
-	 */
-	private $schema_service;
-
-	/**
-	 * The {@link Wordlift_Linked_Data_Service} singleton instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Linked_Data_Service $instance The {@link Wordlift_Linked_Data_Service} singleton instance.
-	 */
-	private static $instance;
-
-	/**
-	 * The {@link Wordlift_Sparql_Service} instance.
-	 *
-	 * @since  3.15.0
-	 * @access private
-	 * @var \Wordlift_Sparql_Service $sparql_service The {@link Wordlift_Sparql_Service} instance.
-	 */
-	private $sparql_service;
-
-	/**
-	 * Create a {@link Wordlift_Linked_Data_Service} instance.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param \Wordlift_Entity_Service      $entity_service      The {@link Wordlift_Entity_Service} instance.
-	 * @param \Wordlift_Entity_Type_Service $entity_type_service The {@link Wordlift_Entity_Type_Service} instance.
-	 * @param \Wordlift_Schema_Service      $schema_service      The {@link Wordlift_Schema_Service} instance.
-	 * @param \Wordlift_Sparql_Service      $sparql_service      The {@link Wordlift_Sparql_Service} instance.
-	 */
-	public function __construct( $entity_service, $entity_type_service, $schema_service, $sparql_service ) {
-
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Linked_Data_Service' );
-
-		$this->entity_service      = $entity_service;
-		$this->entity_type_service = $entity_type_service;
-		$this->schema_service      = $schema_service;
-		$this->sparql_service      = $sparql_service;
-
-		self::$instance = $this;
-
-	}
-
-	/**
-	 * Get the singleton instance of {@link Wordlift_Linked_Data_Service}.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @return Wordlift_Linked_Data_Service The singleton instance of <a href='psi_element://Wordlift_Linked_Data_Service'>Wordlift_Linked_Data_Service</a>.
-	 */
-	public static function get_instance() {
-
-		return self::$instance;
-	}
-
-	/**
-	 * Push a {@link WP_Post} to the Linked Data store.
-	 *
-	 * If the {@link WP_Post} is an entity and it's not of the `Article` type,
-	 * then it is pushed to the remote Linked Data store.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	public function push( $post_id ) {
-
-		$this->log->debug( "Pushing post $post_id..." );
-
-		// Bail out if it's not an entity: we do NOT publish non entities or
-		// entities of type `Article`s.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			$this->log->debug( "Post $post_id is not an entity." );
-
-			return;
-		}
-
-		// Bail out if the entity type is `Article`.
-		if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
-			$this->log->debug( "Post $post_id is an `Article`." );
-
-			return;
-		}
-
-		// Get the post and push it to the Linked Data store.
-		$this->do_push( $post_id );
-
-		// Reindex the triple store if buffering is turned off.
-		if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
-			wordlift_reindex_triple_store();
-		}
-
-	}
-
-	/**
-	 * Remove the specified {@link WP_Post} from the Linked Data.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	public function remove( $post_id ) {
-
-		// Get the delete statements.
-		$deletes      = $this->get_delete_statements( $post_id );
-		$delete_query = implode( "\n", $deletes );
-		$this->sparql_service->execute( $delete_query );
-
-	}
-
-	/**
-	 * Push an entity to the Linked Data store.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 */
-	private function do_push( $post_id ) {
-		$this->log->debug( "Doing post $post_id push..." );
-
-		// Get the post.
-		$post = get_post( $post_id );
-
-		// Bail out if the post isn't found.
-		if ( null === $post ) {
-			$this->log->debug( "Post $post_id not found." );
-
-			return;
-		}
-
-		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->debug( "Post $post_id not published." );
-
-			return;
-		}
-
-		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->debug( "Post $post_id URI invalid." );
-
-			return;
-		}
-
-		// First remove the post data.
-		$this->remove( $post_id );
-
-		// Get the insert statements.
-		$insert_tuples     = $this->get_insert_tuples( $post_id );
-		$insert_query_body = implode( "\n", $insert_tuples );
-		$insert_query      = "INSERT DATA { $insert_query_body };";
-		$this->sparql_service->execute( $insert_query );
-
-	}
-
-	/**
-	 * Check if an entity's {@link WP_Post} has a valid URI.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The entity's {@link WP_Post}'s id.
-	 *
-	 * @return bool True if the URI is valid otherwise false.
-	 */
-	private function has_valid_uri( $post_id ) {
-
-		// Get the entity's URI.
-		$uri = $this->entity_service->get_uri( $post_id );
-
-		// If the URI isn't found, return false.
-		if ( null === $uri ) {
-			return false;
-		}
-
-		// If the URI ends with a trailing slash, return false.
-		if ( '/' === substr( $uri, - 1 ) ) {
-			return false;
-		}
-
-		// URI is valid.
-		return true;
-	}
-
-	/**
-	 * Get the delete statements.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 *
-	 * @return array An array of delete statements.
-	 */
-	private function get_delete_statements( $post_id ) {
-
-		// Get the entity URI.
-		$uri = $this->entity_service->get_uri( $post_id );
-
-		// Prepare the delete statements with the entity as subject.
-		$as_subject = array_map( function ( $item ) use ( $uri ) {
-			return Wordlift_Query_Builder
-				::new_instance()
-				->delete()
-				->statement( $uri, $item, '?o' )
-				->build();
-		}, $this->schema_service->get_all_predicates() );
-
-		// Prepare the delete statements with the entity as object.
-		$as_object = array_map( function ( $item ) use ( $uri ) {
-			return Wordlift_Query_Builder
-				::new_instance()
-				->delete()
-				->statement( '?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI )
-				->build();
-		}, $this->schema_service->get_all_predicates() );
-
-		// Merge the delete statements and return them.
-		return array_merge( $as_subject, $as_object );
-	}
-
-	/**
-	 * Get the SPARQL insert tuples ( ?s ?p ?o ) for the specified {@link WP_Post}.
-	 *
-	 * @since 3.15.0
-	 *
-	 * @param int $post_id The {@link WP_Post}'s id.
-	 *
-	 * @return array An array of insert tuples.
-	 */
-	private function get_insert_tuples( $post_id ) {
-
-		// Get the entity type.
-		$type = $this->entity_type_service->get( $post_id );
-
-		// Get the Linked Data properties.
-		$properties = $type['linked_data'];
-
-		// Accumulate the tuples.
-		$tuples = array();
-		/** @var Wordlift_Sparql_Tuple_Rendition $property 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;
+        }
+
+        // Bail out if the entity type is `Article`.
+        if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
+            $this->log->debug( "Post $post_id is an `Article`." );
+
+            return;
+        }
+
+        // Get the post and push it to the Linked Data store.
+        $this->do_push( $post_id );
+
+        // Reindex the triple store if buffering is turned off.
+        if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
+            wordlift_reindex_triple_store();
+        }
+
+    }
+
+    /**
+     * Remove the specified {@link WP_Post} from the Linked Data.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     */
+    public function remove( $post_id ) {
+
+        // Get the delete statements.
+        $deletes      = $this->get_delete_statements( $post_id );
+        $delete_query = implode( "\n", $deletes );
+        $this->sparql_service->execute( $delete_query );
+
+    }
+
+    /**
+     * Push an entity to the Linked Data store.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     */
+    private function do_push( $post_id ) {
+        $this->log->debug( "Doing post $post_id push..." );
+
+        // Get the post.
+        $post = get_post( $post_id );
+
+        // Bail out if the post isn't found.
+        if ( null === $post ) {
+            $this->log->debug( "Post $post_id not found." );
+
+            return;
+        }
+
+        // Bail out if the post isn't published.
+        if ( 'publish' !== $post->post_status ) {
+            $this->log->debug( "Post $post_id not published." );
+
+            return;
+        }
+
+        // Bail out if the URI isn't valid.
+        if ( ! $this->has_valid_uri( $post_id ) ) {
+            $this->log->debug( "Post $post_id URI invalid." );
+
+            return;
+        }
+
+        // First remove the post data.
+        $this->remove( $post_id );
+
+        // Get the insert statements.
+        $insert_tuples     = $this->get_insert_tuples( $post_id );
+        $insert_query_body = implode( "\n", $insert_tuples );
+        $insert_query      = "INSERT DATA { $insert_query_body };";
+        $this->sparql_service->execute( $insert_query );
+
+    }
+
+    /**
+     * Check if an entity's {@link WP_Post} has a valid URI.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The entity's {@link WP_Post}'s id.
+     *
+     * @return bool True if the URI is valid otherwise false.
+     */
+    private function has_valid_uri( $post_id ) {
+
+        // Get the entity's URI.
+        $uri = $this->entity_service->get_uri( $post_id );
+
+        // If the URI isn't found, return false.
+        if ( null === $uri ) {
+            return false;
+        }
+
+        // If the URI ends with a trailing slash, return false.
+        if ( '/' === substr( $uri, - 1 ) ) {
+            return false;
+        }
+
+        // URI is valid.
+        return true;
+    }
+
+    /**
+     * Get the delete statements.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     *
+     * @return array An array of delete statements.
+     */
+    private function get_delete_statements( $post_id ) {
+
+        // Get the entity URI.
+        $uri = $this->entity_service->get_uri( $post_id );
+
+        // Prepare the delete statements with the entity as subject.
+        $as_subject = array_map( function ( $item ) use ( $uri ) {
+            return Wordlift_Query_Builder
+                ::new_instance()
+                ->delete()
+                ->statement( $uri, $item, '?o' )
+                ->build();
+        }, $this->schema_service->get_all_predicates() );
+
+        // Prepare the delete statements with the entity as object.
+        $as_object = array_map( function ( $item ) use ( $uri ) {
+            return Wordlift_Query_Builder
+                ::new_instance()
+                ->delete()
+                ->statement( '?s', $item, $uri, Wordlift_Query_Builder::OBJECT_URI )
+                ->build();
+        }, $this->schema_service->get_all_predicates() );
+
+        // Merge the delete statements and return them.
+        return array_merge( $as_subject, $as_object );
+    }
+
+    /**
+     * Get the SPARQL insert tuples ( ?s ?p ?o ) for the specified {@link WP_Post}.
+     *
+     * @since 3.15.0
+     *
+     * @param int $post_id The {@link WP_Post}'s id.
+     *
+     * @return array An array of insert tuples.
+     */
+    private function get_insert_tuples( $post_id ) {
+
+        // Get the entity type.
+        $type = $this->entity_type_service->get( $post_id );
+
+        // Get the Linked Data properties.
+        $properties = $type['linked_data'];
+
+        // Accumulate the tuples.
+        $tuples = array();
+        /** @var Wordlift_Sparql_Tuple_Rendition $property 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 +44 added lines, -44 removed lines

@@ -82,9 +82,9 @@ 
 	 * @param \Wordlift_Schema_Service      $schema_service      The {@link Wordlift_Schema_Service} instance.
 	 * @param \Wordlift_Sparql_Service      $sparql_service      The {@link Wordlift_Sparql_Service} instance.
 	 */
-	public function __construct( $entity_service, $entity_type_service, $schema_service, $sparql_service ) {
+	public function __construct($entity_service, $entity_type_service, $schema_service, $sparql_service) {
 
-		$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Linked_Data_Service' );
+		$this->log = Wordlift_Log_Service::get_logger('Wordlift_Linked_Data_Service');
 
 		$this->entity_service      = $entity_service;
 		$this->entity_type_service = $entity_type_service;
@@ -117,30 +117,30 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	public function push( $post_id ) {
+	public function push($post_id) {
 
-		$this->log->debug( "Pushing post $post_id..." );
+		$this->log->debug("Pushing post $post_id...");
 
 		// Bail out if it's not an entity: we do NOT publish non entities or
 		// entities of type `Article`s.
-		if ( ! $this->entity_service->is_entity( $post_id ) ) {
-			$this->log->debug( "Post $post_id is not an entity." );
+		if ( ! $this->entity_service->is_entity($post_id)) {
+			$this->log->debug("Post $post_id is not an entity.");
 
 			return;
 		}
 
 		// Bail out if the entity type is `Article`.
-		if ( $this->entity_type_service->has_entity_type( $post_id, 'http://schema.org/Article' ) ) {
-			$this->log->debug( "Post $post_id is an `Article`." );
+		if ($this->entity_type_service->has_entity_type($post_id, 'http://schema.org/Article')) {
+			$this->log->debug("Post $post_id is an `Article`.");
 
 			return;
 		}
 
 		// Get the post and push it to the Linked Data store.
-		$this->do_push( $post_id );
+		$this->do_push($post_id);
 
 		// Reindex the triple store if buffering is turned off.
-		if ( false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING ) {
+		if (false === WL_ENABLE_SPARQL_UPDATE_QUERIES_BUFFERING) {
 			wordlift_reindex_triple_store();
 		}
 
@@ -153,12 +153,12 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	public function remove( $post_id ) {
+	public function remove($post_id) {
 
 		// Get the delete statements.
-		$deletes      = $this->get_delete_statements( $post_id );
-		$delete_query = implode( "\n", $deletes );
-		$this->sparql_service->execute( $delete_query );
+		$deletes      = $this->get_delete_statements($post_id);
+		$delete_query = implode("\n", $deletes);
+		$this->sparql_service->execute($delete_query);
 
 	}
 
@@ -169,41 +169,41 @@ 
 	 *
 	 * @param int $post_id The {@link WP_Post}'s id.
 	 */
-	private function do_push( $post_id ) {
-		$this->log->debug( "Doing post $post_id push..." );
+	private function do_push($post_id) {
+		$this->log->debug("Doing post $post_id push...");
 
 		// Get the post.
-		$post = get_post( $post_id );
+		$post = get_post($post_id);
 
 		// Bail out if the post isn't found.
-		if ( null === $post ) {
-			$this->log->debug( "Post $post_id not found." );
+		if (null === $post) {
+			$this->log->debug("Post $post_id not found.");
 
 			return;
 		}
 
 		// Bail out if the post isn't published.
-		if ( 'publish' !== $post->post_status ) {
-			$this->log->debug( "Post $post_id not published." );
+		if ('publish' !== $post->post_status) {
+			$this->log->debug("Post $post_id not published.");
 
 			return;
 		}
 
 		// Bail out if the URI isn't valid.
-		if ( ! $this->has_valid_uri( $post_id ) ) {
-			$this->log->debug( "Post $post_id URI invalid." );
+		if ( ! $this->has_valid_uri($post_id)) {
+			$this->log->debug("Post $post_id URI invalid.");
 
 			return;
 		}
 
 		// First remove the post data.
-		$this->remove( $post_id );
+		$this->remove($post_id);
 
 		// Get the insert statements.
-		$insert_tuples     = $this->get_insert_tuples( $post_id );
-		$insert_query_body = implode( "\n", $insert_tuples );
+		$insert_tuples     = $this->get_insert_tuples($post_id);
+		$insert_query_body = implode("\n", $insert_tuples);
 		$insert_query      = "INSERT DATA { $insert_query_body };";
-		$this->sparql_service->execute( $insert_query );
+		$this->sparql_service->execute($insert_query);
 
 	}
 
@@ -216,18 +216,18 @@ 
 	 *
 	 * @return bool True if the URI is valid otherwise false.
 	 */
-	private function has_valid_uri( $post_id ) {
+	private function has_valid_uri($post_id) {
 
 		// Get the entity's URI.
-		$uri = $this->entity_service->get_uri( $post_id );
+		$uri = $this->entity_service->get_uri($post_id);
 
 		// If the URI isn't found, return false.
-		if ( null === $uri ) {
+		if (null === $uri) {
 			return false;
 		}
 
 		// If the URI ends with a trailing slash, return false.
-		if ( '/' === substr( $uri, - 1 ) ) {
+		if ('/' === substr($uri, - 1)) {
 			return false;
 		}
 
@@ -244,31 +244,31 @@ 
 	 *
 	 * @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);
 	}
 
 	/**
@@ -280,10 +280,10 @@ 
 	 *
 	 * @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'];
@@ -291,8 +291,8 @@ 
 		// 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;
 			}
 		}