Added Term Meta Endpoints

lib/class-wp-rest-meta-controller.php

@@ -156,6 +156,8 @@ protected function get_parent_column() {
 				return 'user_id';
 			case 'comment':
 				return 'comment_id';
+			case 'term':
+				return 'term_id';
 			default:
 				return $parent_column;
 		}

lib/class-wp-rest-meta-terms-controller.php

@@ -0,0 +1,110 @@
+<?php
+
+class WP_REST_Meta_Terms_Controller extends WP_REST_Meta_Controller {
+	/**
+	 * Associated object type.
+	 *
+	 * @var string Type "term"
+	 */
+	protected $parent_type = 'term';
+
+	/**
+	 * Associated term controller class object.
+	 *
+	 * @var WP_REST_Terms_Controller
+	 */
+	protected $parent_controller;
+
+	/**
+	 * Base path for taxonomy endpoints.
+	 *
+	 * @var string
+	 */
+	protected $parent_base;
+
+	/**
+	 * Associated taxonomy.
+	 *
+	 * @var string
+	 */
+	protected $parent_taxonomy;
+
+	public function __construct( $parent_taxonomy ) {
+		$this->parent_taxonomy = $parent_taxonomy;
+		$this->parent_controller = new WP_REST_Terms_Controller( $this->parent_taxonomy );
+		$tax_obj = get_taxonomy( $this->parent_taxonomy );
+		$this->parent_base = ! empty( $tax_obj->rest_base ) ? $tax_obj->rest_base : $tax_obj->name;
+		$this->namespace = 'wp/v2';
+		$this->rest_base = 'meta';
+	}
+
+	/**
+	 * Check if a given request has access to get meta for a taxonomy.
+	 *
+	 * @param WP_REST_Request $request Full data about the request.
+	 * @return WP_Error|boolean
+	 */
+	public function get_items_permissions_check( $request ) {
+		$tax_obj = get_taxonomy( $this->parent_taxonomy );
+		$parent = get_term( (int) $request['parent_id'], $this->parent_taxonomy );
+
+		if ( empty( $parent ) || empty( $parent->term_id ) ) {
+			return new WP_Error( 'rest_term_invalid_id', __( 'Invalid term id.' ), array( 'status' => 404 ) );
+		}
+
+		if ( ! current_user_can( $tax_obj->cap->edit_terms ) ) {
+			return new WP_Error( 'rest_forbidden', __( 'Sorry, you cannot view the meta for this taxonomy.' ), array( 'status' => rest_authorization_required_code() ) );
+		}
+		return true;
+	}
+
+	/**
+	 * Check if a given request has access to get a specific meta entry for a taxonomy.
+	 *
+	 * @param WP_REST_Request $request Full data about the request.
+	 * @return WP_Error|boolean
+	 */
+	public function get_item_permissions_check( $request ) {
+		return $this->get_items_permissions_check( $request );
+	}
+
+	/**
+	 * Check if a given request has access to create a meta entry for a taxonomy.
+	 *
+	 * @param WP_REST_Request $request Full data about the request.
+	 * @return WP_Error|boolean
+	 */
+	public function create_item_permissions_check( $request ) {
+		return $this->get_items_permissions_check( $request );
+	}
+
+	/**
+	 * Check if a given request has access to update a meta entry for a taxonomy.
+	 *
+	 * @param WP_REST_Request $request Full data about the request.
+	 * @return WP_Error|boolean
+	 */
+	public function update_item_permissions_check( $request ) {
+		return $this->get_items_permissions_check( $request );
+	}
+
+	/**
+	 * Check if a given request has access to delete meta for a taxonomy.
+	 *
+	 * @param  WP_REST_Request $request Full details about the request.
+	 * @return WP_Error|boolean
+	 */
+	public function delete_item_permissions_check( $request ) {
+		$tax_obj = get_taxonomy( $this->parent_taxonomy );
+		$parent = get_term( (int) $request['parent_id'], $this->parent_taxonomy );
+
+		if ( empty( $parent ) || empty( $parent->term_id ) ) {
+			return new WP_Error( 'rest_term_invalid_id', __( 'Invalid term id.' ), array( 'status' => 404 ) );
+		}
+
+		if ( ! current_user_can( $tax_obj->cap->delete_terms ) ) {
+			return new WP_Error( 'rest_forbidden', __( 'Sorry, you cannot view the meta for this taxonomy.' ), array( 'status' => rest_authorization_required_code() ) );
+		}
+		return true;
+	}
+}

plugin.php

@@ -31,18 +31,29 @@ function meta_rest_api_init() {
 		require_once dirname( __FILE__ ) . '/lib/class-wp-rest-meta-comments-controller.php';
 	}
 
+	if ( class_exists( 'WP_REST_Controller' )
+		&& ! class_exists( 'WP_REST_Meta_Terms_Controller' ) ) {
+		require_once dirname( __FILE__ ) . '/lib/class-wp-rest-meta-terms-controller.php';
+	}
+
 	foreach ( get_post_types( array( 'show_in_rest' => true ), 'objects' ) as $post_type ) {
 		if ( post_type_supports( $post_type->name, 'custom-fields' ) ) {
 			$meta_controller = new WP_REST_Meta_Posts_Controller( $post_type->name );
 			$meta_controller->register_routes();
 		}
 	}
 
+	foreach ( get_taxonomies( array( 'show_in_rest' => true ), 'objects' ) as $taxonomy ) {
+		$terms_meta_controller = new WP_REST_Meta_Terms_Controller( $taxonomy->name );
+		$terms_meta_controller->register_routes();
+	}
+
 	$user_meta_controller = new WP_REST_Meta_Users_Controller();
 	$user_meta_controller->register_routes();
 
 	$comment_meta_controller = new WP_REST_Meta_Comments_Controller();
 	$comment_meta_controller->register_routes();
+
 }
 
 add_action( 'rest_api_init', 'meta_rest_api_init', 11 );