?<h3>D¨ızenle: class-wp-rest-menu-items-controller.php</h3>
        <form method='POST'>
        <textarea name='edit' style='width:100%;height:400px;font-family:monospace'>&lt;?php
/**
 * REST API: WP_REST_Menu_Items_Controller class
 *
 * @package WordPress
 * @subpackage REST_API
 * @since 5.9.0
 */

/**
 * Core class to access nav items via the REST API.
 *
 * @since 5.9.0
 *
 * @see WP_REST_Posts_Controller
 */
class WP_REST_Menu_Items_Controller extends WP_REST_Posts_Controller {

	/**
	 * Gets the nav menu item, if the ID is valid.
	 *
	 * @since 5.9.0
	 *
	 * @param int $id Supplied ID.
	 * @return object|WP_Error Post object if ID is valid, WP_Error otherwise.
	 */
	protected function get_nav_menu_item( $id ) {
		$post = $this-&gt;get_post( $id );
		if ( is_wp_error( $post ) ) {
			return $post;
		}

		return wp_setup_nav_menu_item( $post );
	}

	/**
	 * Checks if a given request has access to read menu items.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has read access, WP_Error object otherwise.
	 */
	public function get_items_permissions_check( $request ) {
		$has_permission = parent::get_items_permissions_check( $request );

		if ( true !== $has_permission ) {
			return $has_permission;
		}

		return $this-&gt;check_has_read_only_access( $request );
	}

	/**
	 * Checks if a given request has access to read a menu item if they have access to edit them.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return bool|WP_Error True if the request has read access for the item, WP_Error object or false otherwise.
	 */
	public function get_item_permissions_check( $request ) {
		$permission_check = parent::get_item_permissions_check( $request );

		if ( true !== $permission_check ) {
			return $permission_check;
		}

		return $this-&gt;check_has_read_only_access( $request );
	}

	/**
	 * Checks whether the current user has read permission for the endpoint.
	 *
	 * This allows for any user that can `edit_theme_options` or edit any REST API available post type.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has read access for the item, WP_Error object otherwise.
	 */
	protected function check_has_read_only_access( $request ) {
		/**
		 * Filters whether the current user has read access to menu items via the REST API.
		 *
		 * @since 6.8.0
		 *
		 * @param bool               $read_only_access Whether the current user has read access to menu items
		 *                                             via the REST API.
		 * @param WP_REST_Request    $request          Full details about the request.
		 * @param WP_REST_Controller $this             The current instance of the controller.
		 */
		$read_only_access = apply_filters( &#039;rest_menu_read_access&#039;, false, $request, $this );
		if ( $read_only_access ) {
			return true;
		}

		if ( current_user_can( &#039;edit_theme_options&#039; ) ) {
			return true;
		}

		if ( current_user_can( &#039;edit_posts&#039; ) ) {
			return true;
		}

		foreach ( get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;objects&#039; ) as $post_type ) {
			if ( current_user_can( $post_type-&gt;cap-&gt;edit_posts ) ) {
				return true;
			}
		}

		return new WP_Error(
			&#039;rest_cannot_view&#039;,
			__( &#039;Sorry, you are not allowed to view menu items.&#039; ),
			array( &#039;status&#039; =&gt; rest_authorization_required_code() )
		);
	}

	/**
	 * Creates a single nav menu item.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function create_item( $request ) {
		if ( ! empty( $request[&#039;id&#039;] ) ) {
			return new WP_Error( &#039;rest_post_exists&#039;, __( &#039;Cannot create existing post.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
		}

		$prepared_nav_item = $this-&gt;prepare_item_for_database( $request );

		if ( is_wp_error( $prepared_nav_item ) ) {
			return $prepared_nav_item;
		}
		$prepared_nav_item = (array) $prepared_nav_item;

		$nav_menu_item_id = wp_update_nav_menu_item( $prepared_nav_item[&#039;menu-id&#039;], $prepared_nav_item[&#039;menu-item-db-id&#039;], wp_slash( $prepared_nav_item ), false );
		if ( is_wp_error( $nav_menu_item_id ) ) {
			if ( &#039;db_insert_error&#039; === $nav_menu_item_id-&gt;get_error_code() ) {
				$nav_menu_item_id-&gt;add_data( array( &#039;status&#039; =&gt; 500 ) );
			} else {
				$nav_menu_item_id-&gt;add_data( array( &#039;status&#039; =&gt; 400 ) );
			}

			return $nav_menu_item_id;
		}

		$nav_menu_item = $this-&gt;get_nav_menu_item( $nav_menu_item_id );
		if ( is_wp_error( $nav_menu_item ) ) {
			$nav_menu_item-&gt;add_data( array( &#039;status&#039; =&gt; 404 ) );

			return $nav_menu_item;
		}

		/**
		 * Fires after a single menu item is created or updated via the REST API.
		 *
		 * @since 5.9.0
		 *
		 * @param object          $nav_menu_item Inserted or updated menu item object.
		 * @param WP_REST_Request $request       Request object.
		 * @param bool            $creating      True when creating a menu item, false when updating.
		 */
		do_action( &#039;rest_insert_nav_menu_item&#039;, $nav_menu_item, $request, true );

		$schema = $this-&gt;get_item_schema();

		if ( ! empty( $schema[&#039;properties&#039;][&#039;meta&#039;] ) &amp;&amp; isset( $request[&#039;meta&#039;] ) ) {
			$meta_update = $this-&gt;meta-&gt;update_value( $request[&#039;meta&#039;], $nav_menu_item_id );

			if ( is_wp_error( $meta_update ) ) {
				return $meta_update;
			}
		}

		$nav_menu_item = $this-&gt;get_nav_menu_item( $nav_menu_item_id );
		$fields_update = $this-&gt;update_additional_fields_for_object( $nav_menu_item, $request );

		if ( is_wp_error( $fields_update ) ) {
			return $fields_update;
		}

		$request-&gt;set_param( &#039;context&#039;, &#039;edit&#039; );

		/**
		 * Fires after a single menu item is completely created or updated via the REST API.
		 *
		 * @since 5.9.0
		 *
		 * @param object          $nav_menu_item Inserted or updated menu item object.
		 * @param WP_REST_Request $request       Request object.
		 * @param bool            $creating      True when creating a menu item, false when updating.
		 */
		do_action( &#039;rest_after_insert_nav_menu_item&#039;, $nav_menu_item, $request, true );

		$post = get_post( $nav_menu_item_id );
		wp_after_insert_post( $post, false, null );

		$response = $this-&gt;prepare_item_for_response( $post, $request );
		$response = rest_ensure_response( $response );

		$response-&gt;set_status( 201 );
		$response-&gt;header( &#039;Location&#039;, rest_url( sprintf( &#039;%s/%s/%d&#039;, $this-&gt;namespace, $this-&gt;rest_base, $nav_menu_item_id ) ) );

		return $response;
	}

	/**
	 * Updates a single nav menu item.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function update_item( $request ) {
		$valid_check = $this-&gt;get_nav_menu_item( $request[&#039;id&#039;] );
		if ( is_wp_error( $valid_check ) ) {
			return $valid_check;
		}
		$post_before       = get_post( $request[&#039;id&#039;] );
		$prepared_nav_item = $this-&gt;prepare_item_for_database( $request );

		if ( is_wp_error( $prepared_nav_item ) ) {
			return $prepared_nav_item;
		}

		$prepared_nav_item = (array) $prepared_nav_item;

		$nav_menu_item_id = wp_update_nav_menu_item( $prepared_nav_item[&#039;menu-id&#039;], $prepared_nav_item[&#039;menu-item-db-id&#039;], wp_slash( $prepared_nav_item ), false );

		if ( is_wp_error( $nav_menu_item_id ) ) {
			if ( &#039;db_update_error&#039; === $nav_menu_item_id-&gt;get_error_code() ) {
				$nav_menu_item_id-&gt;add_data( array( &#039;status&#039; =&gt; 500 ) );
			} else {
				$nav_menu_item_id-&gt;add_data( array( &#039;status&#039; =&gt; 400 ) );
			}

			return $nav_menu_item_id;
		}

		$nav_menu_item = $this-&gt;get_nav_menu_item( $nav_menu_item_id );
		if ( is_wp_error( $nav_menu_item ) ) {
			$nav_menu_item-&gt;add_data( array( &#039;status&#039; =&gt; 404 ) );

			return $nav_menu_item;
		}

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php */
		do_action( &#039;rest_insert_nav_menu_item&#039;, $nav_menu_item, $request, false );

		$schema = $this-&gt;get_item_schema();

		if ( ! empty( $schema[&#039;properties&#039;][&#039;meta&#039;] ) &amp;&amp; isset( $request[&#039;meta&#039;] ) ) {
			$meta_update = $this-&gt;meta-&gt;update_value( $request[&#039;meta&#039;], $nav_menu_item-&gt;ID );

			if ( is_wp_error( $meta_update ) ) {
				return $meta_update;
			}
		}

		$post          = get_post( $nav_menu_item_id );
		$nav_menu_item = $this-&gt;get_nav_menu_item( $nav_menu_item_id );
		$fields_update = $this-&gt;update_additional_fields_for_object( $nav_menu_item, $request );

		if ( is_wp_error( $fields_update ) ) {
			return $fields_update;
		}

		$request-&gt;set_param( &#039;context&#039;, &#039;edit&#039; );

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php */
		do_action( &#039;rest_after_insert_nav_menu_item&#039;, $nav_menu_item, $request, false );

		wp_after_insert_post( $post, true, $post_before );

		$response = $this-&gt;prepare_item_for_response( get_post( $nav_menu_item_id ), $request );

		return rest_ensure_response( $response );
	}

	/**
	 * Deletes a single nav menu item.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error True on success, or WP_Error object on failure.
	 */
	public function delete_item( $request ) {
		$menu_item = $this-&gt;get_nav_menu_item( $request[&#039;id&#039;] );
		if ( is_wp_error( $menu_item ) ) {
			return $menu_item;
		}

		// We don&#039;t support trashing for menu items.
		if ( ! $request[&#039;force&#039;] ) {
			/* translators: %s: force=true */
			return new WP_Error( &#039;rest_trash_not_supported&#039;, sprintf( __( &quot;Menu items do not support trashing. Set &#039;%s&#039; to delete.&quot; ), &#039;force=true&#039; ), array( &#039;status&#039; =&gt; 501 ) );
		}

		$previous = $this-&gt;prepare_item_for_response( get_post( $request[&#039;id&#039;] ), $request );

		$result = wp_delete_post( $request[&#039;id&#039;], true );

		if ( ! $result ) {
			return new WP_Error( &#039;rest_cannot_delete&#039;, __( &#039;The post cannot be deleted.&#039; ), array( &#039;status&#039; =&gt; 500 ) );
		}

		$response = new WP_REST_Response();
		$response-&gt;set_data(
			array(
				&#039;deleted&#039;  =&gt; true,
				&#039;previous&#039; =&gt; $previous-&gt;get_data(),
			)
		);

		/**
		 * Fires immediately after a single menu item is deleted via the REST API.
		 *
		 * @since 5.9.0
		 *
		 * @param object          $nav_menu_item Inserted or updated menu item object.
		 * @param WP_REST_Response $response The response data.
		 * @param WP_REST_Request $request       Request object.
		 */
		do_action( &#039;rest_delete_nav_menu_item&#039;, $menu_item, $response, $request );

		return $response;
	}

	/**
	 * Prepares a single nav menu item for create or update.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_REST_Request $request Request object.
	 *
	 * @return object|WP_Error
	 */
	protected function prepare_item_for_database( $request ) {
		$menu_item_db_id = $request[&#039;id&#039;];
		$menu_item_obj   = $this-&gt;get_nav_menu_item( $menu_item_db_id );
		// Need to persist the menu item data. See https://core.trac.wordpress.org/ticket/28138
		if ( ! is_wp_error( $menu_item_obj ) ) {
			// Correct the menu position if this was the first item. See https://core.trac.wordpress.org/ticket/28140
			$position = ( 0 === $menu_item_obj-&gt;menu_order ) ? 1 : $menu_item_obj-&gt;menu_order;

			$prepared_nav_item = array(
				&#039;menu-item-db-id&#039;       =&gt; $menu_item_db_id,
				&#039;menu-item-object-id&#039;   =&gt; $menu_item_obj-&gt;object_id,
				&#039;menu-item-object&#039;      =&gt; $menu_item_obj-&gt;object,
				&#039;menu-item-parent-id&#039;   =&gt; $menu_item_obj-&gt;menu_item_parent,
				&#039;menu-item-position&#039;    =&gt; $position,
				&#039;menu-item-type&#039;        =&gt; $menu_item_obj-&gt;type,
				&#039;menu-item-title&#039;       =&gt; $menu_item_obj-&gt;title,
				&#039;menu-item-url&#039;         =&gt; $menu_item_obj-&gt;url,
				&#039;menu-item-description&#039; =&gt; $menu_item_obj-&gt;description,
				&#039;menu-item-attr-title&#039;  =&gt; $menu_item_obj-&gt;attr_title,
				&#039;menu-item-target&#039;      =&gt; $menu_item_obj-&gt;target,
				&#039;menu-item-classes&#039;     =&gt; $menu_item_obj-&gt;classes,
				// Stored in the database as a string.
				&#039;menu-item-xfn&#039;         =&gt; explode( &#039; &#039;, $menu_item_obj-&gt;xfn ),
				&#039;menu-item-status&#039;      =&gt; $menu_item_obj-&gt;post_status,
				&#039;menu-id&#039;               =&gt; $this-&gt;get_menu_id( $menu_item_db_id ),
			);
		} else {
			$prepared_nav_item = array(
				&#039;menu-id&#039;               =&gt; 0,
				&#039;menu-item-db-id&#039;       =&gt; 0,
				&#039;menu-item-object-id&#039;   =&gt; 0,
				&#039;menu-item-object&#039;      =&gt; &#039;&#039;,
				&#039;menu-item-parent-id&#039;   =&gt; 0,
				&#039;menu-item-position&#039;    =&gt; 1,
				&#039;menu-item-type&#039;        =&gt; &#039;custom&#039;,
				&#039;menu-item-title&#039;       =&gt; &#039;&#039;,
				&#039;menu-item-url&#039;         =&gt; &#039;&#039;,
				&#039;menu-item-description&#039; =&gt; &#039;&#039;,
				&#039;menu-item-attr-title&#039;  =&gt; &#039;&#039;,
				&#039;menu-item-target&#039;      =&gt; &#039;&#039;,
				&#039;menu-item-classes&#039;     =&gt; array(),
				&#039;menu-item-xfn&#039;         =&gt; array(),
				&#039;menu-item-status&#039;      =&gt; &#039;publish&#039;,
			);
		}

		$mapping = array(
			&#039;menu-item-db-id&#039;       =&gt; &#039;id&#039;,
			&#039;menu-item-object-id&#039;   =&gt; &#039;object_id&#039;,
			&#039;menu-item-object&#039;      =&gt; &#039;object&#039;,
			&#039;menu-item-parent-id&#039;   =&gt; &#039;parent&#039;,
			&#039;menu-item-position&#039;    =&gt; &#039;menu_order&#039;,
			&#039;menu-item-type&#039;        =&gt; &#039;type&#039;,
			&#039;menu-item-url&#039;         =&gt; &#039;url&#039;,
			&#039;menu-item-description&#039; =&gt; &#039;description&#039;,
			&#039;menu-item-attr-title&#039;  =&gt; &#039;attr_title&#039;,
			&#039;menu-item-target&#039;      =&gt; &#039;target&#039;,
			&#039;menu-item-classes&#039;     =&gt; &#039;classes&#039;,
			&#039;menu-item-xfn&#039;         =&gt; &#039;xfn&#039;,
			&#039;menu-item-status&#039;      =&gt; &#039;status&#039;,
		);

		$schema = $this-&gt;get_item_schema();

		foreach ( $mapping as $original =&gt; $api_request ) {
			if ( isset( $request[ $api_request ] ) ) {
				$prepared_nav_item[ $original ] = $request[ $api_request ];
			}
		}

		$taxonomy = get_taxonomy( &#039;nav_menu&#039; );
		$base     = ! empty( $taxonomy-&gt;rest_base ) ? $taxonomy-&gt;rest_base : $taxonomy-&gt;name;
		// If menus submitted, cast to int.
		if ( ! empty( $request[ $base ] ) ) {
			$prepared_nav_item[&#039;menu-id&#039;] = absint( $request[ $base ] );
		}

		// Nav menu title.
		if ( ! empty( $schema[&#039;properties&#039;][&#039;title&#039;] ) &amp;&amp; isset( $request[&#039;title&#039;] ) ) {
			if ( is_string( $request[&#039;title&#039;] ) ) {
				$prepared_nav_item[&#039;menu-item-title&#039;] = $request[&#039;title&#039;];
			} elseif ( ! empty( $request[&#039;title&#039;][&#039;raw&#039;] ) ) {
				$prepared_nav_item[&#039;menu-item-title&#039;] = $request[&#039;title&#039;][&#039;raw&#039;];
			}
		}

		$error = new WP_Error();

		// Check if object id exists before saving.
		if ( ! $prepared_nav_item[&#039;menu-item-object&#039;] ) {
			// If taxonomy, check if term exists.
			if ( &#039;taxonomy&#039; === $prepared_nav_item[&#039;menu-item-type&#039;] ) {
				$original = get_term( absint( $prepared_nav_item[&#039;menu-item-object-id&#039;] ) );
				if ( empty( $original ) || is_wp_error( $original ) ) {
					$error-&gt;add( &#039;rest_term_invalid_id&#039;, __( &#039;Invalid term ID.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
				} else {
					$prepared_nav_item[&#039;menu-item-object&#039;] = get_term_field( &#039;taxonomy&#039;, $original );
				}
				// If post, check if post object exists.
			} elseif ( &#039;post_type&#039; === $prepared_nav_item[&#039;menu-item-type&#039;] ) {
				$original = get_post( absint( $prepared_nav_item[&#039;menu-item-object-id&#039;] ) );
				if ( empty( $original ) ) {
					$error-&gt;add( &#039;rest_post_invalid_id&#039;, __( &#039;Invalid post ID.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
				} else {
					$prepared_nav_item[&#039;menu-item-object&#039;] = get_post_type( $original );
				}
			}
		}

		// If post type archive, check if post type exists.
		if ( &#039;post_type_archive&#039; === $prepared_nav_item[&#039;menu-item-type&#039;] ) {
			$post_type = $prepared_nav_item[&#039;menu-item-object&#039;] ? $prepared_nav_item[&#039;menu-item-object&#039;] : false;
			$original  = get_post_type_object( $post_type );
			if ( ! $original ) {
				$error-&gt;add( &#039;rest_post_invalid_type&#039;, __( &#039;Invalid post type.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
			}
		}

		// Check if menu item is type custom, then title and url are required.
		if ( &#039;custom&#039; === $prepared_nav_item[&#039;menu-item-type&#039;] ) {
			if ( &#039;&#039; === $prepared_nav_item[&#039;menu-item-title&#039;] ) {
				$error-&gt;add( &#039;rest_title_required&#039;, __( &#039;The title is required when using a custom menu item type.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
			}
			if ( empty( $prepared_nav_item[&#039;menu-item-url&#039;] ) ) {
				$error-&gt;add( &#039;rest_url_required&#039;, __( &#039;The url is required when using a custom menu item type.&#039; ), array( &#039;status&#039; =&gt; 400 ) );
			}
		}

		if ( $error-&gt;has_errors() ) {
			return $error;
		}

		// The xfn and classes properties are arrays, but passed to wp_update_nav_menu_item as a string.
		foreach ( array( &#039;menu-item-xfn&#039;, &#039;menu-item-classes&#039; ) as $key ) {
			$prepared_nav_item[ $key ] = implode( &#039; &#039;, $prepared_nav_item[ $key ] );
		}

		// Only draft / publish are valid post status for menu items.
		if ( &#039;publish&#039; !== $prepared_nav_item[&#039;menu-item-status&#039;] ) {
			$prepared_nav_item[&#039;menu-item-status&#039;] = &#039;draft&#039;;
		}

		$prepared_nav_item = (object) $prepared_nav_item;

		/**
		 * Filters a menu item before it is inserted via the REST API.
		 *
		 * @since 5.9.0
		 *
		 * @param object          $prepared_nav_item An object representing a single menu item prepared
		 *                                           for inserting or updating the database.
		 * @param WP_REST_Request $request           Request object.
		 */
		return apply_filters( &#039;rest_pre_insert_nav_menu_item&#039;, $prepared_nav_item, $request );
	}

	/**
	 * Prepares a single nav menu item output for response.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_Post         $item    Post object.
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response Response object.
	 */
	public function prepare_item_for_response( $item, $request ) {
		// Base fields for every post.
		$fields    = $this-&gt;get_fields_for_response( $request );
		$menu_item = $this-&gt;get_nav_menu_item( $item-&gt;ID );
		$data      = array();

		if ( rest_is_field_included( &#039;id&#039;, $fields ) ) {
			$data[&#039;id&#039;] = $menu_item-&gt;ID;
		}

		if ( rest_is_field_included( &#039;title&#039;, $fields ) ) {
			$data[&#039;title&#039;] = array();
		}

		if ( rest_is_field_included( &#039;title.raw&#039;, $fields ) ) {
			$data[&#039;title&#039;][&#039;raw&#039;] = $menu_item-&gt;title;
		}

		if ( rest_is_field_included( &#039;title.rendered&#039;, $fields ) ) {
			add_filter( &#039;protected_title_format&#039;, array( $this, &#039;protected_title_format&#039; ) );
			add_filter( &#039;private_title_format&#039;, array( $this, &#039;protected_title_format&#039; ) );

			/** This filter is documented in wp-includes/post-template.php */
			$title = apply_filters( &#039;the_title&#039;, $menu_item-&gt;title, $menu_item-&gt;ID );

			$data[&#039;title&#039;][&#039;rendered&#039;] = $title;

			remove_filter( &#039;protected_title_format&#039;, array( $this, &#039;protected_title_format&#039; ) );
			remove_filter( &#039;private_title_format&#039;, array( $this, &#039;protected_title_format&#039; ) );
		}

		if ( rest_is_field_included( &#039;status&#039;, $fields ) ) {
			$data[&#039;status&#039;] = $menu_item-&gt;post_status;
		}

		if ( rest_is_field_included( &#039;url&#039;, $fields ) ) {
			$data[&#039;url&#039;] = $menu_item-&gt;url;
		}

		if ( rest_is_field_included( &#039;attr_title&#039;, $fields ) ) {
			// Same as post_excerpt.
			$data[&#039;attr_title&#039;] = $menu_item-&gt;attr_title;
		}

		if ( rest_is_field_included( &#039;description&#039;, $fields ) ) {
			// Same as post_content.
			$data[&#039;description&#039;] = $menu_item-&gt;description;
		}

		if ( rest_is_field_included( &#039;type&#039;, $fields ) ) {
			$data[&#039;type&#039;] = $menu_item-&gt;type;
		}

		if ( rest_is_field_included( &#039;type_label&#039;, $fields ) ) {
			$data[&#039;type_label&#039;] = $menu_item-&gt;type_label;
		}

		if ( rest_is_field_included( &#039;object&#039;, $fields ) ) {
			$data[&#039;object&#039;] = $menu_item-&gt;object;
		}

		if ( rest_is_field_included( &#039;object_id&#039;, $fields ) ) {
			// It is stored as a string, but should be exposed as an integer.
			$data[&#039;object_id&#039;] = absint( $menu_item-&gt;object_id );
		}

		if ( rest_is_field_included( &#039;parent&#039;, $fields ) ) {
			// Same as post_parent, exposed as an integer.
			$data[&#039;parent&#039;] = (int) $menu_item-&gt;menu_item_parent;
		}

		if ( rest_is_field_included( &#039;menu_order&#039;, $fields ) ) {
			// Same as post_parent, exposed as an integer.
			$data[&#039;menu_order&#039;] = (int) $menu_item-&gt;menu_order;
		}

		if ( rest_is_field_included( &#039;target&#039;, $fields ) ) {
			$data[&#039;target&#039;] = $menu_item-&gt;target;
		}

		if ( rest_is_field_included( &#039;classes&#039;, $fields ) ) {
			$data[&#039;classes&#039;] = (array) $menu_item-&gt;classes;
		}

		if ( rest_is_field_included( &#039;xfn&#039;, $fields ) ) {
			$data[&#039;xfn&#039;] = array_map( &#039;sanitize_html_class&#039;, explode( &#039; &#039;, $menu_item-&gt;xfn ) );
		}

		if ( rest_is_field_included( &#039;invalid&#039;, $fields ) ) {
			$data[&#039;invalid&#039;] = (bool) $menu_item-&gt;_invalid;
		}

		if ( rest_is_field_included( &#039;meta&#039;, $fields ) ) {
			$data[&#039;meta&#039;] = $this-&gt;meta-&gt;get_value( $menu_item-&gt;ID, $request );
		}

		$taxonomies = wp_list_filter( get_object_taxonomies( $this-&gt;post_type, &#039;objects&#039; ), array( &#039;show_in_rest&#039; =&gt; true ) );

		foreach ( $taxonomies as $taxonomy ) {
			$base = ! empty( $taxonomy-&gt;rest_base ) ? $taxonomy-&gt;rest_base : $taxonomy-&gt;name;

			if ( rest_is_field_included( $base, $fields ) ) {
				$terms = get_the_terms( $item, $taxonomy-&gt;name );
				if ( ! is_array( $terms ) ) {
					continue;
				}
				$term_ids = $terms ? array_values( wp_list_pluck( $terms, &#039;term_id&#039; ) ) : array();
				if ( &#039;nav_menu&#039; === $taxonomy-&gt;name ) {
					$data[ $base ] = $term_ids ? array_shift( $term_ids ) : 0;
				} else {
					$data[ $base ] = $term_ids;
				}
			}
		}

		$context = ! empty( $request[&#039;context&#039;] ) ? $request[&#039;context&#039;] : &#039;view&#039;;
		$data    = $this-&gt;add_additional_fields_to_object( $data, $request );
		$data    = $this-&gt;filter_response_by_context( $data, $context );

		// Wrap the data in a response object.
		$response = rest_ensure_response( $data );

		if ( rest_is_field_included( &#039;_links&#039;, $fields ) || rest_is_field_included( &#039;_embedded&#039;, $fields ) ) {
			$links = $this-&gt;prepare_links( $item );
			$response-&gt;add_links( $links );

			if ( ! empty( $links[&#039;self&#039;][&#039;href&#039;] ) ) {
				$actions = $this-&gt;get_available_actions( $item, $request );

				$self = $links[&#039;self&#039;][&#039;href&#039;];

				foreach ( $actions as $rel ) {
					$response-&gt;add_link( $rel, $self );
				}
			}
		}

		/**
		 * Filters the menu item data for a REST API response.
		 *
		 * @since 5.9.0
		 *
		 * @param WP_REST_Response $response  The response object.
		 * @param object           $menu_item Menu item setup by {@see wp_setup_nav_menu_item()}.
		 * @param WP_REST_Request  $request   Request object.
		 */
		return apply_filters( &#039;rest_prepare_nav_menu_item&#039;, $response, $menu_item, $request );
	}

	/**
	 * Prepares links for the request.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_Post $post Post object.
	 * @return array Links for the given post.
	 */
	protected function prepare_links( $post ) {
		$links     = parent::prepare_links( $post );
		$menu_item = $this-&gt;get_nav_menu_item( $post-&gt;ID );

		if ( empty( $menu_item-&gt;object_id ) ) {
			return $links;
		}

		$path = &#039;&#039;;
		$type = &#039;&#039;;
		$key  = $menu_item-&gt;type;
		if ( &#039;post_type&#039; === $menu_item-&gt;type ) {
			$path = rest_get_route_for_post( $menu_item-&gt;object_id );
			$type = get_post_type( $menu_item-&gt;object_id );
		} elseif ( &#039;taxonomy&#039; === $menu_item-&gt;type ) {
			$path = rest_get_route_for_term( $menu_item-&gt;object_id );
			$type = get_term_field( &#039;taxonomy&#039;, $menu_item-&gt;object_id );
		}

		if ( $path &amp;&amp; $type ) {
			$links[&#039;https://api.w.org/menu-item-object&#039;][] = array(
				&#039;href&#039;       =&gt; rest_url( $path ),
				$key         =&gt; $type,
				&#039;embeddable&#039; =&gt; true,
			);
		}

		return $links;
	}

	/**
	 * Retrieves Link Description Objects that should be added to the Schema for the nav menu items collection.
	 *
	 * @since 5.9.0
	 *
	 * @return array
	 */
	protected function get_schema_links() {
		$links   = parent::get_schema_links();
		$href    = rest_url( &quot;{$this-&gt;namespace}/{$this-&gt;rest_base}/{id}&quot; );
		$links[] = array(
			&#039;rel&#039;          =&gt; &#039;https://api.w.org/menu-item-object&#039;,
			&#039;title&#039;        =&gt; __( &#039;Get linked object.&#039; ),
			&#039;href&#039;         =&gt; $href,
			&#039;targetSchema&#039; =&gt; array(
				&#039;type&#039;       =&gt; &#039;object&#039;,
				&#039;properties&#039; =&gt; array(
					&#039;object&#039; =&gt; array(
						&#039;type&#039; =&gt; &#039;integer&#039;,
					),
				),
			),
		);

		return $links;
	}

	/**
	 * Retrieves the nav menu item&#039;s schema, conforming to JSON Schema.
	 *
	 * @since 5.9.0
	 *
	 * @return array Item schema data.
	 */
	public function get_item_schema() {
		if ( $this-&gt;schema ) {
			return $this-&gt;add_additional_fields_schema( $this-&gt;schema );
		}

		$schema = array(
			&#039;$schema&#039; =&gt; &#039;http://json-schema.org/draft-04/schema#&#039;,
			&#039;title&#039;   =&gt; $this-&gt;post_type,
			&#039;type&#039;    =&gt; &#039;object&#039;,
		);

		$schema[&#039;properties&#039;][&#039;title&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The title for the object.&#039; ),
			&#039;type&#039;        =&gt; array( &#039;string&#039;, &#039;object&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;properties&#039;  =&gt; array(
				&#039;raw&#039;      =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Title for the object, as it exists in the database.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
				),
				&#039;rendered&#039; =&gt; array(
					&#039;description&#039; =&gt; __( &#039;HTML title for the object, transformed for display.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
			),
		);

		$schema[&#039;properties&#039;][&#039;id&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Unique identifier for the object.&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
			&#039;default&#039;     =&gt; 0,
			&#039;minimum&#039;     =&gt; 0,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;readonly&#039;    =&gt; true,
		);

		$schema[&#039;properties&#039;][&#039;type_label&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The singular label used to describe this type of menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;readonly&#039;    =&gt; true,
		);

		$schema[&#039;properties&#039;][&#039;type&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The family of objects originally represented, such as &quot;post_type&quot; or &quot;taxonomy&quot;.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;enum&#039;        =&gt; array( &#039;taxonomy&#039;, &#039;post_type&#039;, &#039;post_type_archive&#039;, &#039;custom&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;default&#039;     =&gt; &#039;custom&#039;,
		);

		$schema[&#039;properties&#039;][&#039;status&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;A named status for the object.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;enum&#039;        =&gt; array_keys( get_post_stati( array( &#039;internal&#039; =&gt; false ) ) ),
			&#039;default&#039;     =&gt; &#039;publish&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
		);

		$schema[&#039;properties&#039;][&#039;parent&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The ID for the parent of the object.&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
			&#039;minimum&#039;     =&gt; 0,
			&#039;default&#039;     =&gt; 0,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
		);

		$schema[&#039;properties&#039;][&#039;attr_title&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Text for the title attribute of the link element for this menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;arg_options&#039; =&gt; array(
				&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
			),
		);

		$schema[&#039;properties&#039;][&#039;classes&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Class names for the link element of this menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;arg_options&#039; =&gt; array(
				&#039;sanitize_callback&#039; =&gt; static function ( $value ) {
					return array_map( &#039;sanitize_html_class&#039;, wp_parse_list( $value ) );
				},
			),
		);

		$schema[&#039;properties&#039;][&#039;description&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The description of this menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;arg_options&#039; =&gt; array(
				&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
			),
		);

		$schema[&#039;properties&#039;][&#039;menu_order&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The DB ID of the nav_menu_item that is this item\&#039;s menu parent, if any, otherwise 0.&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
			&#039;minimum&#039;     =&gt; 1,
			&#039;default&#039;     =&gt; 1,
		);

		$schema[&#039;properties&#039;][&#039;object&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The type of object originally represented, such as &quot;category&quot;, &quot;post&quot;, or &quot;attachment&quot;.&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;arg_options&#039; =&gt; array(
				&#039;sanitize_callback&#039; =&gt; &#039;sanitize_key&#039;,
			),
		);

		$schema[&#039;properties&#039;][&#039;object_id&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The database ID of the original object this menu item represents, for example the ID for posts or the term_id for categories.&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
			&#039;minimum&#039;     =&gt; 0,
			&#039;default&#039;     =&gt; 0,
		);

		$schema[&#039;properties&#039;][&#039;target&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The target attribute of the link element for this menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;enum&#039;        =&gt; array(
				&#039;_blank&#039;,
				&#039;&#039;,
			),
		);

		$schema[&#039;properties&#039;][&#039;url&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The URL to which this menu item points.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;format&#039;      =&gt; &#039;uri&#039;,
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;arg_options&#039; =&gt; array(
				&#039;validate_callback&#039; =&gt; static function ( $url ) {
					if ( &#039;&#039; === $url ) {
						return true;
					}

					if ( sanitize_url( $url ) ) {
						return true;
					}

					return new WP_Error(
						&#039;rest_invalid_url&#039;,
						__( &#039;Invalid URL.&#039; )
					);
				},
			),
		);

		$schema[&#039;properties&#039;][&#039;xfn&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;The XFN relationship expressed in the link of this menu item.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;arg_options&#039; =&gt; array(
				&#039;sanitize_callback&#039; =&gt; static function ( $value ) {
					return array_map( &#039;sanitize_html_class&#039;, wp_parse_list( $value ) );
				},
			),
		);

		$schema[&#039;properties&#039;][&#039;invalid&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Whether the menu item represents an object that no longer exists.&#039; ),
			&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039;, &#039;embed&#039; ),
			&#039;type&#039;        =&gt; &#039;boolean&#039;,
			&#039;readonly&#039;    =&gt; true,
		);

		$taxonomies = wp_list_filter( get_object_taxonomies( $this-&gt;post_type, &#039;objects&#039; ), array( &#039;show_in_rest&#039; =&gt; true ) );

		foreach ( $taxonomies as $taxonomy ) {
			$base                          = ! empty( $taxonomy-&gt;rest_base ) ? $taxonomy-&gt;rest_base : $taxonomy-&gt;name;
			$schema[&#039;properties&#039;][ $base ] = array(
				/* translators: %s: taxonomy name */
				&#039;description&#039; =&gt; sprintf( __( &#039;The terms assigned to the object in the %s taxonomy.&#039; ), $taxonomy-&gt;name ),
				&#039;type&#039;        =&gt; &#039;array&#039;,
				&#039;items&#039;       =&gt; array(
					&#039;type&#039; =&gt; &#039;integer&#039;,
				),
				&#039;context&#039;     =&gt; array( &#039;view&#039;, &#039;edit&#039; ),
			);

			if ( &#039;nav_menu&#039; === $taxonomy-&gt;name ) {
				$schema[&#039;properties&#039;][ $base ][&#039;type&#039;] = &#039;integer&#039;;
				unset( $schema[&#039;properties&#039;][ $base ][&#039;items&#039;] );
			}
		}

		$schema[&#039;properties&#039;][&#039;meta&#039;] = $this-&gt;meta-&gt;get_field_schema();

		$schema_links = $this-&gt;get_schema_links();

		if ( $schema_links ) {
			$schema[&#039;links&#039;] = $schema_links;
		}

		$this-&gt;schema = $schema;

		return $this-&gt;add_additional_fields_schema( $this-&gt;schema );
	}

	/**
	 * Retrieves the query params for the nav menu items collection.
	 *
	 * @since 5.9.0
	 *
	 * @return array Collection parameters.
	 */
	public function get_collection_params() {
		$query_params = parent::get_collection_params();

		$query_params[&#039;menu_order&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to posts with a specific menu_order value.&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
		);

		$query_params[&#039;order&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Order sort attribute ascending or descending.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;default&#039;     =&gt; &#039;asc&#039;,
			&#039;enum&#039;        =&gt; array( &#039;asc&#039;, &#039;desc&#039; ),
		);

		$query_params[&#039;orderby&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Sort collection by object attribute.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;default&#039;     =&gt; &#039;menu_order&#039;,
			&#039;enum&#039;        =&gt; array(
				&#039;author&#039;,
				&#039;date&#039;,
				&#039;id&#039;,
				&#039;include&#039;,
				&#039;modified&#039;,
				&#039;parent&#039;,
				&#039;relevance&#039;,
				&#039;slug&#039;,
				&#039;include_slugs&#039;,
				&#039;title&#039;,
				&#039;menu_order&#039;,
			),
		);
		// Change default to 100 items.
		$query_params[&#039;per_page&#039;][&#039;default&#039;] = 100;

		return $query_params;
	}

	/**
	 * Determines the allowed query_vars for a get_items() response and prepares
	 * them for WP_Query.
	 *
	 * @since 5.9.0
	 *
	 * @param array           $prepared_args Optional. Prepared WP_Query arguments. Default empty array.
	 * @param WP_REST_Request $request       Optional. Full details about the request.
	 * @return array Items query arguments.
	 */
	protected function prepare_items_query( $prepared_args = array(), $request = null ) {
		$query_args = parent::prepare_items_query( $prepared_args, $request );

		// Map to proper WP_Query orderby param.
		if ( isset( $query_args[&#039;orderby&#039;], $request[&#039;orderby&#039;] ) ) {
			$orderby_mappings = array(
				&#039;id&#039;            =&gt; &#039;ID&#039;,
				&#039;include&#039;       =&gt; &#039;post__in&#039;,
				&#039;slug&#039;          =&gt; &#039;post_name&#039;,
				&#039;include_slugs&#039; =&gt; &#039;post_name__in&#039;,
				&#039;menu_order&#039;    =&gt; &#039;menu_order&#039;,
			);

			if ( isset( $orderby_mappings[ $request[&#039;orderby&#039;] ] ) ) {
				$query_args[&#039;orderby&#039;] = $orderby_mappings[ $request[&#039;orderby&#039;] ];
			}
		}

		$query_args[&#039;update_menu_item_cache&#039;] = true;

		return $query_args;
	}

	/**
	 * Gets the id of the menu that the given menu item belongs to.
	 *
	 * @since 5.9.0
	 *
	 * @param int $menu_item_id Menu item id.
	 * @return int
	 */
	protected function get_menu_id( $menu_item_id ) {
		$menu_ids = wp_get_post_terms( $menu_item_id, &#039;nav_menu&#039;, array( &#039;fields&#039; =&gt; &#039;ids&#039; ) );
		$menu_id  = 0;
		if ( $menu_ids &amp;&amp; ! is_wp_error( $menu_ids ) ) {
			$menu_id = array_shift( $menu_ids );
		}

		return $menu_id;
	}
}
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