unfulvio / wp-api-menus

includes/wp-api-menus-v1.php

Spacing +66 added lines, -66 removed lines

@@ -5,11 +5,11 @@ 
  * @package WP_API_Menus
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit; // Exit if accessed directly
 }
 
-if ( ! class_exists( 'WP_JSON_Menus' ) ) :
+if ( ! class_exists('WP_JSON_Menus')) :
 
 
 	/**
@@ -30,23 +30,23 @@ 
 		 * @param  array $routes Existing routes
 		 * @return array Modified routes
 		 */
-		public function register_routes( $routes ) {
+		public function register_routes($routes) {
 
 			// all registered menus
 			$routes['/menus'] = array(
-				array( array( $this, 'get_menus' ), WP_JSON_Server::READABLE ),
+				array(array($this, 'get_menus'), WP_JSON_Server::READABLE),
 			);
 			// a specific menu
 			$routes['/menus/(?P<id>\d+)'] = array(
-				array( array( $this, 'get_menu' ), WP_JSON_Server::READABLE ),
+				array(array($this, 'get_menu'), WP_JSON_Server::READABLE),
 			);
 			// all registered menu locations
 			$routes['/menu-locations'] = array(
-				array( array( $this, 'get_menu_locations' ), WP_JSON_Server::READABLE ),
+				array(array($this, 'get_menu_locations'), WP_JSON_Server::READABLE),
 			);
 			// menu for given location
 			$routes['/menu-locations/(?P<location>[a-zA-Z0-9_-]+)'] = array(
-				array( array( $this, 'get_menu_location' ), WP_JSON_Server::READABLE ),
+				array(array($this, 'get_menu_location'), WP_JSON_Server::READABLE),
 			);
 
 			return $routes;
@@ -61,26 +61,26 @@ 
 		 */
 		public static function get_menus() {
 
-			$json_url = get_json_url() . '/menus/';
+			$json_url = get_json_url().'/menus/';
 			$wp_menus = wp_get_nav_menus();
 
 			$i = 0;
 			$json_menus = array();
-			foreach ( $wp_menus as $wp_menu ) :
+			foreach ($wp_menus as $wp_menu) :
 
 				$menu = (array) $wp_menu;
 
-				$json_menus[ $i ]                 = $menu;
-				$json_menus[ $i ]['ID']           = $menu['term_id'];
-				$json_menus[ $i ]['name']         = $menu['name'];
-				$json_menus[ $i ]['slug']         = $menu['slug'];
-				$json_menus[ $i ]['description']  = $menu['description'];
-				$json_menus[ $i ]['count']        = $menu['count'];
+				$json_menus[$i]                 = $menu;
+				$json_menus[$i]['ID']           = $menu['term_id'];
+				$json_menus[$i]['name']         = $menu['name'];
+				$json_menus[$i]['slug']         = $menu['slug'];
+				$json_menus[$i]['description']  = $menu['description'];
+				$json_menus[$i]['count']        = $menu['count'];
 
-				$json_menus[ $i ]['meta']['links']['collection'] = $json_url;
-				$json_menus[ $i ]['meta']['links']['self']       = $json_url . $menu['term_id'];
+				$json_menus[$i]['meta']['links']['collection'] = $json_url;
+				$json_menus[$i]['meta']['links']['self']       = $json_url.$menu['term_id'];
 
-				$i ++;
+				$i++;
 			endforeach;
 
 			return $json_menus;
@@ -94,31 +94,31 @@ 
 		 * @param  int   $id ID of the menu
 		 * @return array Menu data
 		 */
-		public function get_menu( $id ) {
+		public function get_menu($id) {
 
-			$json_url       = get_json_url() . '/menus/';
-			$wp_menu_object = $id ? wp_get_nav_menu_object( $id ) : array();
-			$wp_menu_items  = $id ? wp_get_nav_menu_items( $id ) : array();
+			$json_url       = get_json_url().'/menus/';
+			$wp_menu_object = $id ? wp_get_nav_menu_object($id) : array();
+			$wp_menu_items  = $id ? wp_get_nav_menu_items($id) : array();
 
 			$json_menu = array();
 
-			if ( $wp_menu_object ) :
+			if ($wp_menu_object) :
 
 				$menu = (array) $wp_menu_object;
-				$json_menu['ID']            = abs( $menu['term_id'] );
+				$json_menu['ID']            = abs($menu['term_id']);
 				$json_menu['name']          = $menu['name'];
 				$json_menu['slug']          = $menu['slug'];
 				$json_menu['description']   = $menu['description'];
-				$json_menu['count']         = abs( $menu['count'] );
+				$json_menu['count']         = abs($menu['count']);
 
 				$json_menu_items = array();
-				foreach ( $wp_menu_items as $item_object ) {
-					$json_menu_items[] = $this->format_menu_item( $item_object );
+				foreach ($wp_menu_items as $item_object) {
+					$json_menu_items[] = $this->format_menu_item($item_object);
 				}
 
 				$json_menu['items']                       = $json_menu_items;
 				$json_menu['meta']['links']['collection'] = $json_url;
-				$json_menu['meta']['links']['self']       = $json_url . $id;
+				$json_menu['meta']['links']['self']       = $json_url.$id;
 
 			endif;
 
@@ -136,22 +136,22 @@ 
 
 			$locations        = get_nav_menu_locations();
 			$registered_menus = get_registered_nav_menus();
-			$json_url         = get_json_url() . '/menu-locations/';
+			$json_url         = get_json_url().'/menu-locations/';
 			$json_menus       = array();
 
-			if ( $locations && $registered_menus ) :
+			if ($locations && $registered_menus) :
 
-				foreach ( $registered_menus as $slug => $label ) :
+				foreach ($registered_menus as $slug => $label) :
 
 					// Sanity check
-					if ( ! isset( $locations[ $slug ] ) ) {
+					if ( ! isset($locations[$slug])) {
 						continue;
 					}
 
-					$json_menus[ $slug ]['ID']                          = $locations[ $slug ];
-					$json_menus[ $slug ]['label']                       = $label;
-					$json_menus[ $slug ]['meta']['links']['collection'] = $json_url;
-					$json_menus[ $slug ]['meta']['links']['self']       = $json_url . $slug;
+					$json_menus[$slug]['ID']                          = $locations[$slug];
+					$json_menus[$slug]['label']                       = $label;
+					$json_menus[$slug]['meta']['links']['collection'] = $json_url;
+					$json_menus[$slug]['meta']['links']['self']       = $json_url.$slug;
 
 				endforeach;
 
@@ -168,40 +168,40 @@ 
 		 * @param  string $location The theme location menu name
 		 * @return array The menu for the corresponding location
 		 */
-		public function get_menu_location( $location ) {
+		public function get_menu_location($location) {
 
 			$locations = get_nav_menu_locations();
-			if ( ! isset( $locations[ $location ] ) ) {
+			if ( ! isset($locations[$location])) {
 				return array();
 			}
 
-			$wp_menu = wp_get_nav_menu_object( $locations[ $location ] );
-			$menu_items = wp_get_nav_menu_items( $wp_menu->term_id );
+			$wp_menu = wp_get_nav_menu_object($locations[$location]);
+			$menu_items = wp_get_nav_menu_items($wp_menu->term_id);
 
 			$sorted_menu_items = $top_level_menu_items = $menu_items_with_children = array();
 
-			foreach ( (array) $menu_items as $menu_item ) {
-				$sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
+			foreach ((array) $menu_items as $menu_item) {
+				$sorted_menu_items[$menu_item->menu_order] = $menu_item;
 			}
-			foreach ( $sorted_menu_items as $menu_item ) {
-				if ( (int) $menu_item->menu_item_parent !== 0 ) {
-					$menu_items_with_children[ $menu_item->menu_item_parent ] = true;
+			foreach ($sorted_menu_items as $menu_item) {
+				if ((int) $menu_item->menu_item_parent !== 0) {
+					$menu_items_with_children[$menu_item->menu_item_parent] = true;
 				} else {
 					$top_level_menu_items[] = $menu_item;
 				}
 			}
 
 			$menu = array();
-			while ( $sorted_menu_items ) :
+			while ($sorted_menu_items) :
 
 				$i = 0;
-				foreach ( $top_level_menu_items as $top_item ) :
+				foreach ($top_level_menu_items as $top_item) :
 
-					$menu[ $i ] = $this->format_menu_item( $top_item, false );
-					if ( isset( $menu_items_with_children[ $top_item->ID ] ) ) {
-						$menu[ $i ]['children'] = $this->get_nav_menu_item_children( $top_item->ID, $menu_items, false );
+					$menu[$i] = $this->format_menu_item($top_item, false);
+					if (isset($menu_items_with_children[$top_item->ID])) {
+						$menu[$i]['children'] = $this->get_nav_menu_item_children($top_item->ID, $menu_items, false);
 					} else {
-						$menu[ $i ]['children'] = array();
+						$menu[$i]['children'] = array();
 					}
 
 					$i++;
@@ -224,19 +224,19 @@ 
 		 * @param  bool    $depth          gives all children or direct children only
 		 * @return array   returns filtered array of nav_menu_items
 		 */
-		public function get_nav_menu_item_children( $parent_id, $nav_menu_items, $depth = true ) {
+		public function get_nav_menu_item_children($parent_id, $nav_menu_items, $depth = true) {
 
 			$nav_menu_item_list = array();
 
-			foreach ( (array) $nav_menu_items as $nav_menu_item ) :
+			foreach ((array) $nav_menu_items as $nav_menu_item) :
 
-				if ( $nav_menu_item->menu_item_parent == $parent_id ) :
+				if ($nav_menu_item->menu_item_parent == $parent_id) :
 
-					$nav_menu_item_list[] = $this->format_menu_item( $nav_menu_item, true, $nav_menu_items );
+					$nav_menu_item_list[] = $this->format_menu_item($nav_menu_item, true, $nav_menu_items);
 
-					if ( $depth ) {
-						if ( $children = $this->get_nav_menu_item_children( $nav_menu_item->ID, $nav_menu_items ) ) {
-							$nav_menu_item_list = array_merge( $nav_menu_item_list, $children );
+					if ($depth) {
+						if ($children = $this->get_nav_menu_item_children($nav_menu_item->ID, $nav_menu_items)) {
+							$nav_menu_item_list = array_merge($nav_menu_item_list, $children);
 						}
 					}
 
@@ -257,32 +257,32 @@ 
 		 * @param   array           $menu       the menu the item belongs to (used when $children is set to true)
 		 * @return  array   a formatted menu item for JSON
 		 */
-		public function format_menu_item( $menu_item, $children = false, $menu = array() ) {
+		public function format_menu_item($menu_item, $children = false, $menu = array()) {
 
 			$item = (array) $menu_item;
 
 			$menu_item = array(
-				'ID'          => abs( $item['ID'] ),
+				'ID'          => abs($item['ID']),
 				'order'       => (int) $item['menu_order'],
-				'parent'      => abs( $item['menu_item_parent'] ),
+				'parent'      => abs($item['menu_item_parent']),
 				'title'       => $item['title'],
 				'url'         => $item['url'],
 				'attr'        => $item['attr_title'],
 				'target'      => $item['target'],
-				'classes'     => implode( ' ', $item['classes'] ),
+				'classes'     => implode(' ', $item['classes']),
 				'xfn'         => $item['xfn'],
 				'description' => $item['description'],
-				'object_id'   => abs( $item['object_id'] ),
+				'object_id'   => abs($item['object_id']),
 				'object'      => $item['object'],
 				'type'        => $item['type'],
 				'type_label'  => $item['type_label'],
 			);
 
-			if ( $children === true && ! empty( $menu ) ) {
-				$menu_item['children'] = $this->get_nav_menu_item_children( $item['ID'], $menu );
+			if ($children === true && ! empty($menu)) {
+				$menu_item['children'] = $this->get_nav_menu_item_children($item['ID'], $menu);
 			}
 
-			return apply_filters( 'json_menus_format_menu_item', $menu_item );
+			return apply_filters('json_menus_format_menu_item', $menu_item);
 		}
 
 

includes/wp-api-menus-v2.php

Indentation +352 added lines, -352 removed lines

@@ -6,381 +6,381 @@
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
-    exit; // Exit if accessed directly
+	exit; // Exit if accessed directly
 }
 
 if ( ! class_exists( 'WP_REST_Menus' ) ) :
 
 
-    /**
-     * WP REST Menus class.
-     *
-     * WP API Menus support for WP API v2.
-     *
-     * @package WP_API_Menus
-     * @since 1.2.0
-     */
-    class WP_REST_Menus {
-
-
-	    /**
-	     * Get WP API namespace.
-	     *
-	     * @since 1.2.0
-	     * @return string
-	     */
-        public static function get_api_namespace() {
-            return 'wp/v2';
-        }
-
-
-	    /**
-	     * Get WP API Menus namespace.
-	     *
-	     * @since 1.2.1
-	     * @return string
-	     */
-	    public static function get_plugin_namespace() {
-		    return 'wp-api-menus/v2';
-	    }
-
-
-        /**
-         * Register menu routes for WP API v2.
-         *
-         * @since  1.2.0
-         * @return array
-         */
-        public function register_routes() {
-
-            register_rest_route( self::get_plugin_namespace(), '/menus', array(
-                array(
-                    'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menus' ),
-                )
-            ) );
-
-            register_rest_route( self::get_plugin_namespace(), '/menus/(?P<id>\d+)', array(
-                array(
-                    'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu' ),
-                    'args'     => array(
-                        'context' => array(
-                        'default' => 'view',
-                        ),
-                    ),
-                )
-            ) );
-
-            register_rest_route( self::get_plugin_namespace(), '/menu-locations', array(
-                array(
-                    'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu_locations' ),
-                )
-            ) );
-
-            register_rest_route( self::get_plugin_namespace(), '/menu-locations/(?P<location>[a-zA-Z0-9_-]+)', array(
-                array(
-                    'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu_location' ),
-                )
-            ) );
-
-        }
-
-
-        /**
-         * Get menus.
-         *
-         * @since  1.2.0
-         * @return array All registered menus
-         */
-        public static function get_menus() {
-
-            $rest_url = trailingslashit( get_rest_url() . self::get_plugin_namespace() . '/menus/' );
-            $wp_menus = wp_get_nav_menus();
-
-            $i = 0;
-            $rest_menus = array();
-            foreach ( $wp_menus as $wp_menu ) :
-
-                $menu = (array) $wp_menu;
-
-                $rest_menus[ $i ]                = $menu;
-                $rest_menus[ $i ]['ID']          = $menu['term_id'];
-                $rest_menus[ $i ]['name']        = $menu['name'];
-                $rest_menus[ $i ]['slug']        = $menu['slug'];
-                $rest_menus[ $i ]['description'] = $menu['description'];
-                $rest_menus[ $i ]['count']       = $menu['count'];
-
-                $rest_menus[ $i ]['meta']['links']['collection'] = $rest_url;
-                $rest_menus[ $i ]['meta']['links']['self']       = $rest_url . $menu['term_id'];
-
-                $i ++;
-            endforeach;
-
-            return apply_filters( 'rest_menus_format_menus', $rest_menus );
-        }
-
-
-        /**
-         * Get a menu.
-         *
-         * @since  1.2.0
-         * @param  $request
-         * @return array Menu data
-         */
-        public function get_menu( $request ) {
-
-            $id             = (int) $request['id'];
-            $rest_url       = get_rest_url() . self::get_api_namespace() . '/menus/';
-            $wp_menu_object = $id ? wp_get_nav_menu_object( $id ) : array();
-            $wp_menu_items  = $id ? wp_get_nav_menu_items( $id ) : array();
-
-            $rest_menu = array();
-
-            if ( $wp_menu_object ) :
-
-                $menu = (array) $wp_menu_object;
-                $rest_menu['ID']          = abs( $menu['term_id'] );
-                $rest_menu['name']        = $menu['name'];
-                $rest_menu['slug']        = $menu['slug'];
-                $rest_menu['description'] = $menu['description'];
-                $rest_menu['count']       = abs( $menu['count'] );
-
-                $rest_menu_items = array();
-                foreach ( $wp_menu_items as $item_object ) {
-	                $rest_menu_items[] = $this->format_menu_item( $item_object );
-                }
-
-                $rest_menu_items = $this->nested_menu_items($rest_menu_items, 0);
-
-                $rest_menu['items']                       = $rest_menu_items;
-                $rest_menu['meta']['links']['collection'] = $rest_url;
-                $rest_menu['meta']['links']['self']       = $rest_url . $id;
-
-            endif;
-
-            return apply_filters( 'rest_menus_format_menu', $rest_menu );
-        }
-
-
-        /**
-         * Handle nested menu items.
-         *
-         * Given a flat array of menu items, split them into parent/child items
-         * and recurse over them to return children nested in their parent.
-         *
-         * @since  1.2.0
-         * @param  $menu_items
-         * @param  $parent
-         * @return array
-         */
-        private function nested_menu_items( &$menu_items, $parent = null ) {
-
-            $parents = array();
-            $children = array();
-
-            // Separate menu_items into parents & children.
-            array_map( function( $i ) use ( $parent, &$children, &$parents ){
-                if ( $i['ID'] != $parent && $i['parent'] == $parent ) {
-                    $parents[] = $i;
-                } else {
-                    $children[] = $i;
-                }
-            }, $menu_items );
-
-            foreach ( $parents as &$parent ) {
-
-                if ( $this->has_children( $children, $parent['ID'] ) ) {
-                    $parent['children'] = $this->nested_menu_items( $children, $parent['ID'] );
-                }
-            }
-
-            return $parents;
-        }
-
-
-        /**
-         * Check if a collection of menu items contains an item that is the parent id of 'id'.
-         *
-         * @since  1.2.0
-         * @param  array $items
-         * @param  int $id
-         * @return array
-         */
-        private function has_children( $items, $id ) {
-            return array_filter( $items, function( $i ) use ( $id ) {
-                return $i['parent'] == $id;
-            } );
-        }
-
-
-        /**
-         * Get menu locations.
-         *
-         * @since 1.2.0
-         * @param  $request
-         * @return array All registered menus locations
-         */
-        public static function get_menu_locations( $request ) {
-
-            $locations        = get_nav_menu_locations();
-            $registered_menus = get_registered_nav_menus();
-	        $rest_url         = get_rest_url() . self::get_api_namespace() . '/menu-locations/';
-            $rest_menus       = array();
-
-            if ( $locations && $registered_menus ) :
-
-                foreach ( $registered_menus as $slug => $label ) :
-
-	                // Sanity check
-	                if ( ! isset( $locations[ $slug ] ) ) {
-		                continue;
-	                }
+	/**
+	 * WP REST Menus class.
+	 *
+	 * WP API Menus support for WP API v2.
+	 *
+	 * @package WP_API_Menus
+	 * @since 1.2.0
+	 */
+	class WP_REST_Menus {
+
+
+		/**
+		 * Get WP API namespace.
+		 *
+		 * @since 1.2.0
+		 * @return string
+		 */
+		public static function get_api_namespace() {
+			return 'wp/v2';
+		}
+
+
+		/**
+		 * Get WP API Menus namespace.
+		 *
+		 * @since 1.2.1
+		 * @return string
+		 */
+		public static function get_plugin_namespace() {
+			return 'wp-api-menus/v2';
+		}
+
+
+		/**
+		 * Register menu routes for WP API v2.
+		 *
+		 * @since  1.2.0
+		 * @return array
+		 */
+		public function register_routes() {
+
+			register_rest_route( self::get_plugin_namespace(), '/menus', array(
+				array(
+					'methods'  => WP_REST_Server::READABLE,
+					'callback' => array( $this, 'get_menus' ),
+				)
+			) );
+
+			register_rest_route( self::get_plugin_namespace(), '/menus/(?P<id>\d+)', array(
+				array(
+					'methods'  => WP_REST_Server::READABLE,
+					'callback' => array( $this, 'get_menu' ),
+					'args'     => array(
+						'context' => array(
+						'default' => 'view',
+						),
+					),
+				)
+			) );
+
+			register_rest_route( self::get_plugin_namespace(), '/menu-locations', array(
+				array(
+					'methods'  => WP_REST_Server::READABLE,
+					'callback' => array( $this, 'get_menu_locations' ),
+				)
+			) );
+
+			register_rest_route( self::get_plugin_namespace(), '/menu-locations/(?P<location>[a-zA-Z0-9_-]+)', array(
+				array(
+					'methods'  => WP_REST_Server::READABLE,
+					'callback' => array( $this, 'get_menu_location' ),
+				)
+			) );
+
+		}
+
+
+		/**
+		 * Get menus.
+		 *
+		 * @since  1.2.0
+		 * @return array All registered menus
+		 */
+		public static function get_menus() {
+
+			$rest_url = trailingslashit( get_rest_url() . self::get_plugin_namespace() . '/menus/' );
+			$wp_menus = wp_get_nav_menus();
+
+			$i = 0;
+			$rest_menus = array();
+			foreach ( $wp_menus as $wp_menu ) :
+
+				$menu = (array) $wp_menu;
+
+				$rest_menus[ $i ]                = $menu;
+				$rest_menus[ $i ]['ID']          = $menu['term_id'];
+				$rest_menus[ $i ]['name']        = $menu['name'];
+				$rest_menus[ $i ]['slug']        = $menu['slug'];
+				$rest_menus[ $i ]['description'] = $menu['description'];
+				$rest_menus[ $i ]['count']       = $menu['count'];
+
+				$rest_menus[ $i ]['meta']['links']['collection'] = $rest_url;
+				$rest_menus[ $i ]['meta']['links']['self']       = $rest_url . $menu['term_id'];
+
+				$i ++;
+			endforeach;
+
+			return apply_filters( 'rest_menus_format_menus', $rest_menus );
+		}
+
+
+		/**
+		 * Get a menu.
+		 *
+		 * @since  1.2.0
+		 * @param  $request
+		 * @return array Menu data
+		 */
+		public function get_menu( $request ) {
+
+			$id             = (int) $request['id'];
+			$rest_url       = get_rest_url() . self::get_api_namespace() . '/menus/';
+			$wp_menu_object = $id ? wp_get_nav_menu_object( $id ) : array();
+			$wp_menu_items  = $id ? wp_get_nav_menu_items( $id ) : array();
+
+			$rest_menu = array();
+
+			if ( $wp_menu_object ) :
+
+				$menu = (array) $wp_menu_object;
+				$rest_menu['ID']          = abs( $menu['term_id'] );
+				$rest_menu['name']        = $menu['name'];
+				$rest_menu['slug']        = $menu['slug'];
+				$rest_menu['description'] = $menu['description'];
+				$rest_menu['count']       = abs( $menu['count'] );
+
+				$rest_menu_items = array();
+				foreach ( $wp_menu_items as $item_object ) {
+					$rest_menu_items[] = $this->format_menu_item( $item_object );
+				}
+
+				$rest_menu_items = $this->nested_menu_items($rest_menu_items, 0);
+
+				$rest_menu['items']                       = $rest_menu_items;
+				$rest_menu['meta']['links']['collection'] = $rest_url;
+				$rest_menu['meta']['links']['self']       = $rest_url . $id;
+
+			endif;
+
+			return apply_filters( 'rest_menus_format_menu', $rest_menu );
+		}
+
+
+		/**
+		 * Handle nested menu items.
+		 *
+		 * Given a flat array of menu items, split them into parent/child items
+		 * and recurse over them to return children nested in their parent.
+		 *
+		 * @since  1.2.0
+		 * @param  $menu_items
+		 * @param  $parent
+		 * @return array
+		 */
+		private function nested_menu_items( &$menu_items, $parent = null ) {
+
+			$parents = array();
+			$children = array();
+
+			// Separate menu_items into parents & children.
+			array_map( function( $i ) use ( $parent, &$children, &$parents ){
+				if ( $i['ID'] != $parent && $i['parent'] == $parent ) {
+					$parents[] = $i;
+				} else {
+					$children[] = $i;
+				}
+			}, $menu_items );
+
+			foreach ( $parents as &$parent ) {
+
+				if ( $this->has_children( $children, $parent['ID'] ) ) {
+					$parent['children'] = $this->nested_menu_items( $children, $parent['ID'] );
+				}
+			}
+
+			return $parents;
+		}
+
+
+		/**
+		 * Check if a collection of menu items contains an item that is the parent id of 'id'.
+		 *
+		 * @since  1.2.0
+		 * @param  array $items
+		 * @param  int $id
+		 * @return array
+		 */
+		private function has_children( $items, $id ) {
+			return array_filter( $items, function( $i ) use ( $id ) {
+				return $i['parent'] == $id;
+			} );
+		}
+
+
+		/**
+		 * Get menu locations.
+		 *
+		 * @since 1.2.0
+		 * @param  $request
+		 * @return array All registered menus locations
+		 */
+		public static function get_menu_locations( $request ) {
+
+			$locations        = get_nav_menu_locations();
+			$registered_menus = get_registered_nav_menus();
+			$rest_url         = get_rest_url() . self::get_api_namespace() . '/menu-locations/';
+			$rest_menus       = array();
+
+			if ( $locations && $registered_menus ) :
+
+				foreach ( $registered_menus as $slug => $label ) :
+
+					// Sanity check
+					if ( ! isset( $locations[ $slug ] ) ) {
+						continue;
+					}
 
-	                $rest_menus[ $slug ]['ID']                          = $locations[ $slug ];
-                    $rest_menus[ $slug ]['label']                       = $label;
-                    $rest_menus[ $slug ]['meta']['links']['collection'] = $rest_url;
-                    $rest_menus[ $slug ]['meta']['links']['self']       = $rest_url . $slug;
+					$rest_menus[ $slug ]['ID']                          = $locations[ $slug ];
+					$rest_menus[ $slug ]['label']                       = $label;
+					$rest_menus[ $slug ]['meta']['links']['collection'] = $rest_url;
+					$rest_menus[ $slug ]['meta']['links']['self']       = $rest_url . $slug;
 
-                endforeach;
+				endforeach;
 
-            endif;
+			endif;
 
-            return $rest_menus;
-        }
-
-
-        /**
-         * Get menu for location.
-         *
-         * @since 1.2.0
-         * @param  $request
-         * @return array The menu for the corresponding location
-         */
-        public function get_menu_location( $request ) {
-
-            $params     = $request->get_params();
-            $location   = $params['location'];
-            $locations  = get_nav_menu_locations();
-
-            if ( ! isset( $locations[ $location ] ) ) {
-	            return array();
-            }
-
-            $wp_menu = wp_get_nav_menu_object( $locations[ $location ] );
-            $menu_items = wp_get_nav_menu_items( $wp_menu->term_id );
-            $sorted_menu_items = $top_level_menu_items = $menu_items_with_children = array();
-
-            foreach ( (array) $menu_items as $menu_item ) {
-	            $sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
-            }
-            foreach ( $sorted_menu_items as $menu_item ) {
-	            if ( (int) $menu_item->menu_item_parent !== 0 ) {
-		            $menu_items_with_children[ $menu_item->menu_item_parent ] = true;
-	            } else {
-		            $top_level_menu_items[] = $menu_item;
-	            }
-            }
-
-            $menu = array();
-
-            while ( $sorted_menu_items ) :
-
-                $i = 0;
-                foreach ( $top_level_menu_items as $top_item ) :
-
-                    $menu[ $i ] = $this->format_menu_item( $top_item, false );
-                    if ( isset( $menu_items_with_children[ $top_item->ID ] ) ) {
-	                    $menu[ $i ]['children'] = $this->get_nav_menu_item_children( $top_item->ID, $menu_items, false );
-                    } else {
-	                    $menu[ $i ]['children'] = array();
-                    }
-
-                    $i++;
-                endforeach;
-
-                break;
-
-            endwhile;
-
-            return $menu;
-        }
-
-
-        /**
-         * Returns all child nav_menu_items under a specific parent.
-         *
-         * @since   1.2.0
-         * @param int   $parent_id      The parent nav_menu_item ID
-         * @param array $nav_menu_items Navigation menu items
-         * @param bool  $depth          Gives all children or direct children only
-         * @return  array   returns filtered array of nav_menu_items
-         */
-        public function get_nav_menu_item_children( $parent_id, $nav_menu_items, $depth = true ) {
+			return $rest_menus;
+		}
+
+
+		/**
+		 * Get menu for location.
+		 *
+		 * @since 1.2.0
+		 * @param  $request
+		 * @return array The menu for the corresponding location
+		 */
+		public function get_menu_location( $request ) {
+
+			$params     = $request->get_params();
+			$location   = $params['location'];
+			$locations  = get_nav_menu_locations();
+
+			if ( ! isset( $locations[ $location ] ) ) {
+				return array();
+			}
+
+			$wp_menu = wp_get_nav_menu_object( $locations[ $location ] );
+			$menu_items = wp_get_nav_menu_items( $wp_menu->term_id );
+			$sorted_menu_items = $top_level_menu_items = $menu_items_with_children = array();
+
+			foreach ( (array) $menu_items as $menu_item ) {
+				$sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
+			}
+			foreach ( $sorted_menu_items as $menu_item ) {
+				if ( (int) $menu_item->menu_item_parent !== 0 ) {
+					$menu_items_with_children[ $menu_item->menu_item_parent ] = true;
+				} else {
+					$top_level_menu_items[] = $menu_item;
+				}
+			}
+
+			$menu = array();
+
+			while ( $sorted_menu_items ) :
+
+				$i = 0;
+				foreach ( $top_level_menu_items as $top_item ) :
+
+					$menu[ $i ] = $this->format_menu_item( $top_item, false );
+					if ( isset( $menu_items_with_children[ $top_item->ID ] ) ) {
+						$menu[ $i ]['children'] = $this->get_nav_menu_item_children( $top_item->ID, $menu_items, false );
+					} else {
+						$menu[ $i ]['children'] = array();
+					}
+
+					$i++;
+				endforeach;
+
+				break;
+
+			endwhile;
+
+			return $menu;
+		}
+
+
+		/**
+		 * Returns all child nav_menu_items under a specific parent.
+		 *
+		 * @since   1.2.0
+		 * @param int   $parent_id      The parent nav_menu_item ID
+		 * @param array $nav_menu_items Navigation menu items
+		 * @param bool  $depth          Gives all children or direct children only
+		 * @return  array   returns filtered array of nav_menu_items
+		 */
+		public function get_nav_menu_item_children( $parent_id, $nav_menu_items, $depth = true ) {
 
-            $nav_menu_item_list = array();
+			$nav_menu_item_list = array();
 
-            foreach ( (array) $nav_menu_items as $nav_menu_item ) :
+			foreach ( (array) $nav_menu_items as $nav_menu_item ) :
 
-                if ( $nav_menu_item->menu_item_parent == $parent_id ) :
+				if ( $nav_menu_item->menu_item_parent == $parent_id ) :
 
-                    $nav_menu_item_list[] = $this->format_menu_item( $nav_menu_item, true, $nav_menu_items );
+					$nav_menu_item_list[] = $this->format_menu_item( $nav_menu_item, true, $nav_menu_items );
 
-                    if ( $depth ) {
-                        if ( $children = $this->get_nav_menu_item_children( $nav_menu_item->ID, $nav_menu_items ) ) {
-                            $nav_menu_item_list = array_merge( $nav_menu_item_list, $children );
-                        }
-                    }
+					if ( $depth ) {
+						if ( $children = $this->get_nav_menu_item_children( $nav_menu_item->ID, $nav_menu_items ) ) {
+							$nav_menu_item_list = array_merge( $nav_menu_item_list, $children );
+						}
+					}
 
-                endif;
+				endif;
 
-            endforeach;
+			endforeach;
 
-            return $nav_menu_item_list;
-        }
+			return $nav_menu_item_list;
+		}
 
 
-        /**
-         * Format a menu item for REST API consumption.
-         *
-         * @since  1.2.0
-         * @param  object|array $menu_item  The menu item
-         * @param  bool         $children   Get menu item children (default false)
-         * @param  array        $menu       The menu the item belongs to (used when $children is set to true)
-         * @return array   a formatted menu item for REST
-         */
-        public function format_menu_item( $menu_item, $children = false, $menu = array() ) {
-
-            $item = (array) $menu_item;
-
-            $menu_item = array(
-                'id'          => abs( $item['ID'] ),
-                'order'       => (int) $item['menu_order'],
-                'parent'      => abs( $item['menu_item_parent'] ),
-                'title'       => $item['title'],
-                'url'         => $item['url'],
-                'attr'        => $item['attr_title'],
-                'target'      => $item['target'],
-                'classes'     => implode( ' ', $item['classes'] ),
-                'xfn'         => $item['xfn'],
-                'description' => $item['description'],
-                'object_id'   => abs( $item['object_id'] ),
-                'object'      => $item['object'],
-                'type'        => $item['type'],
-                'type_label'  => $item['type_label'],
-            );
+		/**
+		 * Format a menu item for REST API consumption.
+		 *
+		 * @since  1.2.0
+		 * @param  object|array $menu_item  The menu item
+		 * @param  bool         $children   Get menu item children (default false)
+		 * @param  array        $menu       The menu the item belongs to (used when $children is set to true)
+		 * @return array   a formatted menu item for REST
+		 */
+		public function format_menu_item( $menu_item, $children = false, $menu = array() ) {
+
+			$item = (array) $menu_item;
+
+			$menu_item = array(
+				'id'          => abs( $item['ID'] ),
+				'order'       => (int) $item['menu_order'],
+				'parent'      => abs( $item['menu_item_parent'] ),
+				'title'       => $item['title'],
+				'url'         => $item['url'],
+				'attr'        => $item['attr_title'],
+				'target'      => $item['target'],
+				'classes'     => implode( ' ', $item['classes'] ),
+				'xfn'         => $item['xfn'],
+				'description' => $item['description'],
+				'object_id'   => abs( $item['object_id'] ),
+				'object'      => $item['object'],
+				'type'        => $item['type'],
+				'type_label'  => $item['type_label'],
+			);
 
-            if ( $children === true && ! empty( $menu ) ) {
-	            $menu_item['children'] = $this->get_nav_menu_item_children( $item['ID'], $menu );
-            }
+			if ( $children === true && ! empty( $menu ) ) {
+				$menu_item['children'] = $this->get_nav_menu_item_children( $item['ID'], $menu );
+			}
 
-            return apply_filters( 'rest_menus_format_menu_item', $menu_item );
-        }
+			return apply_filters( 'rest_menus_format_menu_item', $menu_item );
+		}
 
 
-    }
+	}
 
 
 endif;

Spacing +85 added lines, -85 removed lines

@@ -5,11 +5,11 @@ 
  * @package WP_API_Menus
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
     exit; // Exit if accessed directly
 }
 
-if ( ! class_exists( 'WP_REST_Menus' ) ) :
+if ( ! class_exists('WP_REST_Menus')) :
 
 
     /**
@@ -53,38 +53,38 @@ 
          */
         public function register_routes() {
 
-            register_rest_route( self::get_plugin_namespace(), '/menus', array(
+            register_rest_route(self::get_plugin_namespace(), '/menus', array(
                 array(
                     'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menus' ),
+                    'callback' => array($this, 'get_menus'),
                 )
-            ) );
+            ));
 
-            register_rest_route( self::get_plugin_namespace(), '/menus/(?P<id>\d+)', array(
+            register_rest_route(self::get_plugin_namespace(), '/menus/(?P<id>\d+)', array(
                 array(
                     'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu' ),
+                    'callback' => array($this, 'get_menu'),
                     'args'     => array(
                         'context' => array(
                         'default' => 'view',
                         ),
                     ),
                 )
-            ) );
+            ));
 
-            register_rest_route( self::get_plugin_namespace(), '/menu-locations', array(
+            register_rest_route(self::get_plugin_namespace(), '/menu-locations', array(
                 array(
                     'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu_locations' ),
+                    'callback' => array($this, 'get_menu_locations'),
                 )
-            ) );
+            ));
 
-            register_rest_route( self::get_plugin_namespace(), '/menu-locations/(?P<location>[a-zA-Z0-9_-]+)', array(
+            register_rest_route(self::get_plugin_namespace(), '/menu-locations/(?P<location>[a-zA-Z0-9_-]+)', array(
                 array(
                     'methods'  => WP_REST_Server::READABLE,
-                    'callback' => array( $this, 'get_menu_location' ),
+                    'callback' => array($this, 'get_menu_location'),
                 )
-            ) );
+            ));
 
         }
 
@@ -97,29 +97,29 @@ 
          */
         public static function get_menus() {
 
-            $rest_url = trailingslashit( get_rest_url() . self::get_plugin_namespace() . '/menus/' );
+            $rest_url = trailingslashit(get_rest_url().self::get_plugin_namespace().'/menus/');
             $wp_menus = wp_get_nav_menus();
 
             $i = 0;
             $rest_menus = array();
-            foreach ( $wp_menus as $wp_menu ) :
+            foreach ($wp_menus as $wp_menu) :
 
                 $menu = (array) $wp_menu;
 
-                $rest_menus[ $i ]                = $menu;
-                $rest_menus[ $i ]['ID']          = $menu['term_id'];
-                $rest_menus[ $i ]['name']        = $menu['name'];
-                $rest_menus[ $i ]['slug']        = $menu['slug'];
-                $rest_menus[ $i ]['description'] = $menu['description'];
-                $rest_menus[ $i ]['count']       = $menu['count'];
+                $rest_menus[$i]                = $menu;
+                $rest_menus[$i]['ID']          = $menu['term_id'];
+                $rest_menus[$i]['name']        = $menu['name'];
+                $rest_menus[$i]['slug']        = $menu['slug'];
+                $rest_menus[$i]['description'] = $menu['description'];
+                $rest_menus[$i]['count']       = $menu['count'];
 
-                $rest_menus[ $i ]['meta']['links']['collection'] = $rest_url;
-                $rest_menus[ $i ]['meta']['links']['self']       = $rest_url . $menu['term_id'];
+                $rest_menus[$i]['meta']['links']['collection'] = $rest_url;
+                $rest_menus[$i]['meta']['links']['self']       = $rest_url.$menu['term_id'];
 
-                $i ++;
+                $i++;
             endforeach;
 
-            return apply_filters( 'rest_menus_format_menus', $rest_menus );
+            return apply_filters('rest_menus_format_menus', $rest_menus);
         }
 
 
@@ -130,38 +130,38 @@ 
          * @param  $request
          * @return array Menu data
          */
-        public function get_menu( $request ) {
+        public function get_menu($request) {
 
             $id             = (int) $request['id'];
-            $rest_url       = get_rest_url() . self::get_api_namespace() . '/menus/';
-            $wp_menu_object = $id ? wp_get_nav_menu_object( $id ) : array();
-            $wp_menu_items  = $id ? wp_get_nav_menu_items( $id ) : array();
+            $rest_url       = get_rest_url().self::get_api_namespace().'/menus/';
+            $wp_menu_object = $id ? wp_get_nav_menu_object($id) : array();
+            $wp_menu_items  = $id ? wp_get_nav_menu_items($id) : array();
 
             $rest_menu = array();
 
-            if ( $wp_menu_object ) :
+            if ($wp_menu_object) :
 
                 $menu = (array) $wp_menu_object;
-                $rest_menu['ID']          = abs( $menu['term_id'] );
+                $rest_menu['ID']          = abs($menu['term_id']);
                 $rest_menu['name']        = $menu['name'];
                 $rest_menu['slug']        = $menu['slug'];
                 $rest_menu['description'] = $menu['description'];
-                $rest_menu['count']       = abs( $menu['count'] );
+                $rest_menu['count']       = abs($menu['count']);
 
                 $rest_menu_items = array();
-                foreach ( $wp_menu_items as $item_object ) {
-	                $rest_menu_items[] = $this->format_menu_item( $item_object );
+                foreach ($wp_menu_items as $item_object) {
+	                $rest_menu_items[] = $this->format_menu_item($item_object);
                 }
 
                 $rest_menu_items = $this->nested_menu_items($rest_menu_items, 0);
 
                 $rest_menu['items']                       = $rest_menu_items;
                 $rest_menu['meta']['links']['collection'] = $rest_url;
-                $rest_menu['meta']['links']['self']       = $rest_url . $id;
+                $rest_menu['meta']['links']['self']       = $rest_url.$id;
 
             endif;
 
-            return apply_filters( 'rest_menus_format_menu', $rest_menu );
+            return apply_filters('rest_menus_format_menu', $rest_menu);
         }
 
 
@@ -176,24 +176,24 @@ 
          * @param  $parent
          * @return array
          */
-        private function nested_menu_items( &$menu_items, $parent = null ) {
+        private function nested_menu_items(&$menu_items, $parent = null) {
 
             $parents = array();
             $children = array();
 
             // Separate menu_items into parents & children.
-            array_map( function( $i ) use ( $parent, &$children, &$parents ){
-                if ( $i['ID'] != $parent && $i['parent'] == $parent ) {
+            array_map(function($i) use ($parent, &$children, &$parents){
+                if ($i['ID'] != $parent && $i['parent'] == $parent) {
                     $parents[] = $i;
                 } else {
                     $children[] = $i;
                 }
-            }, $menu_items );
+            }, $menu_items);
 
-            foreach ( $parents as &$parent ) {
+            foreach ($parents as &$parent) {
 
-                if ( $this->has_children( $children, $parent['ID'] ) ) {
-                    $parent['children'] = $this->nested_menu_items( $children, $parent['ID'] );
+                if ($this->has_children($children, $parent['ID'])) {
+                    $parent['children'] = $this->nested_menu_items($children, $parent['ID']);
                 }
             }
 
@@ -209,8 +209,8 @@ 
          * @param  int $id
          * @return array
          */
-        private function has_children( $items, $id ) {
-            return array_filter( $items, function( $i ) use ( $id ) {
+        private function has_children($items, $id) {
+            return array_filter($items, function($i) use ($id) {
                 return $i['parent'] == $id;
             } );
         }
@@ -223,26 +223,26 @@ 
          * @param  $request
          * @return array All registered menus locations
          */
-        public static function get_menu_locations( $request ) {
+        public static function get_menu_locations($request) {
 
             $locations        = get_nav_menu_locations();
             $registered_menus = get_registered_nav_menus();
-	        $rest_url         = get_rest_url() . self::get_api_namespace() . '/menu-locations/';
+	        $rest_url = get_rest_url().self::get_api_namespace().'/menu-locations/';
             $rest_menus       = array();
 
-            if ( $locations && $registered_menus ) :
+            if ($locations && $registered_menus) :
 
-                foreach ( $registered_menus as $slug => $label ) :
+                foreach ($registered_menus as $slug => $label) :
 
 	                // Sanity check
-	                if ( ! isset( $locations[ $slug ] ) ) {
+	                if ( ! isset($locations[$slug])) {
 		                continue;
 	                }
 
-	                $rest_menus[ $slug ]['ID']                          = $locations[ $slug ];
-                    $rest_menus[ $slug ]['label']                       = $label;
-                    $rest_menus[ $slug ]['meta']['links']['collection'] = $rest_url;
-                    $rest_menus[ $slug ]['meta']['links']['self']       = $rest_url . $slug;
+	                $rest_menus[$slug]['ID'] = $locations[$slug];
+                    $rest_menus[$slug]['label']                       = $label;
+                    $rest_menus[$slug]['meta']['links']['collection'] = $rest_url;
+                    $rest_menus[$slug]['meta']['links']['self']       = $rest_url.$slug;
 
                 endforeach;
 
@@ -259,26 +259,26 @@ 
          * @param  $request
          * @return array The menu for the corresponding location
          */
-        public function get_menu_location( $request ) {
+        public function get_menu_location($request) {
 
             $params     = $request->get_params();
             $location   = $params['location'];
             $locations  = get_nav_menu_locations();
 
-            if ( ! isset( $locations[ $location ] ) ) {
+            if ( ! isset($locations[$location])) {
 	            return array();
             }
 
-            $wp_menu = wp_get_nav_menu_object( $locations[ $location ] );
-            $menu_items = wp_get_nav_menu_items( $wp_menu->term_id );
+            $wp_menu = wp_get_nav_menu_object($locations[$location]);
+            $menu_items = wp_get_nav_menu_items($wp_menu->term_id);
             $sorted_menu_items = $top_level_menu_items = $menu_items_with_children = array();
 
-            foreach ( (array) $menu_items as $menu_item ) {
-	            $sorted_menu_items[ $menu_item->menu_order ] = $menu_item;
+            foreach ((array) $menu_items as $menu_item) {
+	            $sorted_menu_items[$menu_item->menu_order] = $menu_item;
             }
-            foreach ( $sorted_menu_items as $menu_item ) {
-	            if ( (int) $menu_item->menu_item_parent !== 0 ) {
-		            $menu_items_with_children[ $menu_item->menu_item_parent ] = true;
+            foreach ($sorted_menu_items as $menu_item) {
+	            if ((int) $menu_item->menu_item_parent !== 0) {
+		            $menu_items_with_children[$menu_item->menu_item_parent] = true;
 	            } else {
 		            $top_level_menu_items[] = $menu_item;
 	            }
@@ -286,16 +286,16 @@ 
 
             $menu = array();
 
-            while ( $sorted_menu_items ) :
+            while ($sorted_menu_items) :
 
                 $i = 0;
-                foreach ( $top_level_menu_items as $top_item ) :
+                foreach ($top_level_menu_items as $top_item) :
 
-                    $menu[ $i ] = $this->format_menu_item( $top_item, false );
-                    if ( isset( $menu_items_with_children[ $top_item->ID ] ) ) {
-	                    $menu[ $i ]['children'] = $this->get_nav_menu_item_children( $top_item->ID, $menu_items, false );
+                    $menu[$i] = $this->format_menu_item($top_item, false);
+                    if (isset($menu_items_with_children[$top_item->ID])) {
+	                    $menu[$i]['children'] = $this->get_nav_menu_item_children($top_item->ID, $menu_items, false);
                     } else {
-	                    $menu[ $i ]['children'] = array();
+	                    $menu[$i]['children'] = array();
                     }
 
                     $i++;
@@ -318,19 +318,19 @@ 
          * @param bool  $depth          Gives all children or direct children only
          * @return  array   returns filtered array of nav_menu_items
          */
-        public function get_nav_menu_item_children( $parent_id, $nav_menu_items, $depth = true ) {
+        public function get_nav_menu_item_children($parent_id, $nav_menu_items, $depth = true) {
 
             $nav_menu_item_list = array();
 
-            foreach ( (array) $nav_menu_items as $nav_menu_item ) :
+            foreach ((array) $nav_menu_items as $nav_menu_item) :
 
-                if ( $nav_menu_item->menu_item_parent == $parent_id ) :
+                if ($nav_menu_item->menu_item_parent == $parent_id) :
 
-                    $nav_menu_item_list[] = $this->format_menu_item( $nav_menu_item, true, $nav_menu_items );
+                    $nav_menu_item_list[] = $this->format_menu_item($nav_menu_item, true, $nav_menu_items);
 
-                    if ( $depth ) {
-                        if ( $children = $this->get_nav_menu_item_children( $nav_menu_item->ID, $nav_menu_items ) ) {
-                            $nav_menu_item_list = array_merge( $nav_menu_item_list, $children );
+                    if ($depth) {
+                        if ($children = $this->get_nav_menu_item_children($nav_menu_item->ID, $nav_menu_items)) {
+                            $nav_menu_item_list = array_merge($nav_menu_item_list, $children);
                         }
                     }
 
@@ -351,32 +351,32 @@ 
          * @param  array        $menu       The menu the item belongs to (used when $children is set to true)
          * @return array   a formatted menu item for REST
          */
-        public function format_menu_item( $menu_item, $children = false, $menu = array() ) {
+        public function format_menu_item($menu_item, $children = false, $menu = array()) {
 
             $item = (array) $menu_item;
 
             $menu_item = array(
-                'id'          => abs( $item['ID'] ),
+                'id'          => abs($item['ID']),
                 'order'       => (int) $item['menu_order'],
-                'parent'      => abs( $item['menu_item_parent'] ),
+                'parent'      => abs($item['menu_item_parent']),
                 'title'       => $item['title'],
                 'url'         => $item['url'],
                 'attr'        => $item['attr_title'],
                 'target'      => $item['target'],
-                'classes'     => implode( ' ', $item['classes'] ),
+                'classes'     => implode(' ', $item['classes']),
                 'xfn'         => $item['xfn'],
                 'description' => $item['description'],
-                'object_id'   => abs( $item['object_id'] ),
+                'object_id'   => abs($item['object_id']),
                 'object'      => $item['object'],
                 'type'        => $item['type'],
                 'type_label'  => $item['type_label'],
             );
 
-            if ( $children === true && ! empty( $menu ) ) {
-	            $menu_item['children'] = $this->get_nav_menu_item_children( $item['ID'], $menu );
+            if ($children === true && ! empty($menu)) {
+	            $menu_item['children'] = $this->get_nav_menu_item_children($item['ID'], $menu);
             }
 
-            return apply_filters( 'rest_menus_format_menu_item', $menu_item );
+            return apply_filters('rest_menus_format_menu_item', $menu_item);
         }