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742ab2d68b
Props westonruter, dlh. Fixes #41411. Built from https://develop.svn.wordpress.org/trunk@46098 git-svn-id: http://core.svn.wordpress.org/trunk@45910 1a063a9b-81f0-0310-95a4-ce76da25c4cd
1060 lines
31 KiB
PHP
1060 lines
31 KiB
PHP
<?php
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/**
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* REST API: WP_REST_Terms_Controller class
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*
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* @package WordPress
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* @subpackage REST_API
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* @since 4.7.0
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*/
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/**
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* Core class used to managed terms associated with a taxonomy via the REST API.
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*
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* @since 4.7.0
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*
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* @see WP_REST_Controller
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*/
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class WP_REST_Terms_Controller extends WP_REST_Controller {
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/**
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* Taxonomy key.
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*
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* @since 4.7.0
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* @var string
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*/
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protected $taxonomy;
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/**
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* Instance of a term meta fields object.
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*
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* @since 4.7.0
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* @var WP_REST_Term_Meta_Fields
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*/
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protected $meta;
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/**
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* Column to have the terms be sorted by.
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*
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* @since 4.7.0
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* @var string
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*/
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protected $sort_column;
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/**
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* Number of terms that were found.
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*
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* @since 4.7.0
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* @var int
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*/
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protected $total_terms;
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/**
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* Constructor.
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*
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* @since 4.7.0
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*
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* @param string $taxonomy Taxonomy key.
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*/
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public function __construct( $taxonomy ) {
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$this->taxonomy = $taxonomy;
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$this->namespace = 'wp/v2';
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$tax_obj = get_taxonomy( $taxonomy );
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$this->rest_base = ! empty( $tax_obj->rest_base ) ? $tax_obj->rest_base : $tax_obj->name;
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$this->meta = new WP_REST_Term_Meta_Fields( $taxonomy );
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}
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/**
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* Registers the routes for the objects of the controller.
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*
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* @since 4.7.0
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*
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* @see register_rest_route()
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*/
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public function register_routes() {
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register_rest_route(
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$this->namespace,
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'/' . $this->rest_base,
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array(
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array(
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'methods' => WP_REST_Server::READABLE,
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'callback' => array( $this, 'get_items' ),
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'permission_callback' => array( $this, 'get_items_permissions_check' ),
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'args' => $this->get_collection_params(),
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),
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array(
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'methods' => WP_REST_Server::CREATABLE,
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'callback' => array( $this, 'create_item' ),
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'permission_callback' => array( $this, 'create_item_permissions_check' ),
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'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
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),
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'schema' => array( $this, 'get_public_item_schema' ),
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)
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);
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register_rest_route(
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$this->namespace,
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'/' . $this->rest_base . '/(?P<id>[\d]+)',
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array(
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'args' => array(
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'id' => array(
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'description' => __( 'Unique identifier for the term.' ),
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'type' => 'integer',
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),
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),
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array(
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'methods' => WP_REST_Server::READABLE,
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'callback' => array( $this, 'get_item' ),
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'permission_callback' => array( $this, 'get_item_permissions_check' ),
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'args' => array(
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'context' => $this->get_context_param( array( 'default' => 'view' ) ),
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),
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),
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array(
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'methods' => WP_REST_Server::EDITABLE,
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'callback' => array( $this, 'update_item' ),
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'permission_callback' => array( $this, 'update_item_permissions_check' ),
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'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
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),
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array(
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'methods' => WP_REST_Server::DELETABLE,
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'callback' => array( $this, 'delete_item' ),
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'permission_callback' => array( $this, 'delete_item_permissions_check' ),
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'args' => array(
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'force' => array(
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'type' => 'boolean',
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'default' => false,
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'description' => __( 'Required to be true, as terms do not support trashing.' ),
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),
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),
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),
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'schema' => array( $this, 'get_public_item_schema' ),
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)
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);
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}
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/**
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* Checks if a request has access to read terms in the specified taxonomy.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return bool|WP_Error True if the request has read access, otherwise false or WP_Error object.
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*/
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public function get_items_permissions_check( $request ) {
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$tax_obj = get_taxonomy( $this->taxonomy );
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if ( ! $tax_obj || ! $this->check_is_taxonomy_allowed( $this->taxonomy ) ) {
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return false;
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}
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if ( 'edit' === $request['context'] && ! current_user_can( $tax_obj->cap->edit_terms ) ) {
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return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit terms in this taxonomy.' ), array( 'status' => rest_authorization_required_code() ) );
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}
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return true;
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}
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/**
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* Retrieves terms associated with a taxonomy.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
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*/
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public function get_items( $request ) {
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// Retrieve the list of registered collection query parameters.
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$registered = $this->get_collection_params();
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/*
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* This array defines mappings between public API query parameters whose
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* values are accepted as-passed, and their internal WP_Query parameter
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* name equivalents (some are the same). Only values which are also
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* present in $registered will be set.
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*/
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$parameter_mappings = array(
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'exclude' => 'exclude',
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'include' => 'include',
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'order' => 'order',
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'orderby' => 'orderby',
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'post' => 'post',
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'hide_empty' => 'hide_empty',
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'per_page' => 'number',
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'search' => 'search',
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'slug' => 'slug',
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);
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$prepared_args = array( 'taxonomy' => $this->taxonomy );
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/*
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* For each known parameter which is both registered and present in the request,
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* set the parameter's value on the query $prepared_args.
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*/
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foreach ( $parameter_mappings as $api_param => $wp_param ) {
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if ( isset( $registered[ $api_param ], $request[ $api_param ] ) ) {
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$prepared_args[ $wp_param ] = $request[ $api_param ];
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}
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}
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if ( isset( $prepared_args['orderby'] ) && isset( $request['orderby'] ) ) {
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$orderby_mappings = array(
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'include_slugs' => 'slug__in',
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);
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if ( isset( $orderby_mappings[ $request['orderby'] ] ) ) {
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$prepared_args['orderby'] = $orderby_mappings[ $request['orderby'] ];
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}
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}
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if ( isset( $registered['offset'] ) && ! empty( $request['offset'] ) ) {
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$prepared_args['offset'] = $request['offset'];
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} else {
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$prepared_args['offset'] = ( $request['page'] - 1 ) * $prepared_args['number'];
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}
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$taxonomy_obj = get_taxonomy( $this->taxonomy );
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if ( $taxonomy_obj->hierarchical && isset( $registered['parent'], $request['parent'] ) ) {
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if ( 0 === $request['parent'] ) {
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// Only query top-level terms.
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$prepared_args['parent'] = 0;
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} else {
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if ( $request['parent'] ) {
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$prepared_args['parent'] = $request['parent'];
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}
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}
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}
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/**
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* Filters the query arguments before passing them to get_terms().
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*
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* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
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*
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* Enables adding extra arguments or setting defaults for a terms
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* collection request.
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*
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* @since 4.7.0
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*
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* @link https://developer.wordpress.org/reference/functions/get_terms/
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*
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* @param array $prepared_args Array of arguments to be
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* passed to get_terms().
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* @param WP_REST_Request $request The current request.
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*/
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$prepared_args = apply_filters( "rest_{$this->taxonomy}_query", $prepared_args, $request );
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if ( ! empty( $prepared_args['post'] ) ) {
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$query_result = wp_get_object_terms( $prepared_args['post'], $this->taxonomy, $prepared_args );
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// Used when calling wp_count_terms() below.
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$prepared_args['object_ids'] = $prepared_args['post'];
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} else {
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$query_result = get_terms( $prepared_args );
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}
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$count_args = $prepared_args;
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unset( $count_args['number'], $count_args['offset'] );
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$total_terms = wp_count_terms( $this->taxonomy, $count_args );
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// wp_count_terms can return a falsy value when the term has no children.
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if ( ! $total_terms ) {
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$total_terms = 0;
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}
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$response = array();
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foreach ( $query_result as $term ) {
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$data = $this->prepare_item_for_response( $term, $request );
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$response[] = $this->prepare_response_for_collection( $data );
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}
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$response = rest_ensure_response( $response );
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// Store pagination values for headers.
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$per_page = (int) $prepared_args['number'];
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$page = ceil( ( ( (int) $prepared_args['offset'] ) / $per_page ) + 1 );
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$response->header( 'X-WP-Total', (int) $total_terms );
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$max_pages = ceil( $total_terms / $per_page );
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$response->header( 'X-WP-TotalPages', (int) $max_pages );
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$base = add_query_arg( urlencode_deep( $request->get_query_params() ), rest_url( $this->namespace . '/' . $this->rest_base ) );
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if ( $page > 1 ) {
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$prev_page = $page - 1;
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if ( $prev_page > $max_pages ) {
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$prev_page = $max_pages;
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}
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$prev_link = add_query_arg( 'page', $prev_page, $base );
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$response->link_header( 'prev', $prev_link );
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}
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if ( $max_pages > $page ) {
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$next_page = $page + 1;
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$next_link = add_query_arg( 'page', $next_page, $base );
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$response->link_header( 'next', $next_link );
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}
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return $response;
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}
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/**
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* Get the term, if the ID is valid.
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*
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* @since 4.7.2
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*
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* @param int $id Supplied ID.
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* @return WP_Term|WP_Error Term object if ID is valid, WP_Error otherwise.
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*/
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protected function get_term( $id ) {
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$error = new WP_Error( 'rest_term_invalid', __( 'Term does not exist.' ), array( 'status' => 404 ) );
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if ( ! $this->check_is_taxonomy_allowed( $this->taxonomy ) ) {
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return $error;
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}
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if ( (int) $id <= 0 ) {
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return $error;
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}
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$term = get_term( (int) $id, $this->taxonomy );
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if ( empty( $term ) || $term->taxonomy !== $this->taxonomy ) {
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return $error;
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}
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return $term;
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}
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/**
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* Checks if a request has access to read or edit the specified term.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return bool|WP_Error True if the request has read access for the item, otherwise false or WP_Error object.
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*/
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public function get_item_permissions_check( $request ) {
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$term = $this->get_term( $request['id'] );
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if ( is_wp_error( $term ) ) {
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return $term;
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}
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if ( 'edit' === $request['context'] && ! current_user_can( 'edit_term', $term->term_id ) ) {
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return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit this term.' ), array( 'status' => rest_authorization_required_code() ) );
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}
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return true;
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}
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/**
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* Gets a single term from a taxonomy.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
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*/
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public function get_item( $request ) {
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$term = $this->get_term( $request['id'] );
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if ( is_wp_error( $term ) ) {
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return $term;
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}
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$response = $this->prepare_item_for_response( $term, $request );
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return rest_ensure_response( $response );
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}
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/**
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* Checks if a request has access to create a term.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return bool|WP_Error True if the request has access to create items, false or WP_Error object otherwise.
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*/
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public function create_item_permissions_check( $request ) {
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if ( ! $this->check_is_taxonomy_allowed( $this->taxonomy ) ) {
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return false;
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}
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$taxonomy_obj = get_taxonomy( $this->taxonomy );
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if ( ( is_taxonomy_hierarchical( $this->taxonomy )
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&& ! current_user_can( $taxonomy_obj->cap->edit_terms ) )
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|| ( ! is_taxonomy_hierarchical( $this->taxonomy )
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&& ! current_user_can( $taxonomy_obj->cap->assign_terms ) ) ) {
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return new WP_Error( 'rest_cannot_create', __( 'Sorry, you are not allowed to create new terms.' ), array( 'status' => rest_authorization_required_code() ) );
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}
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return true;
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}
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/**
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* Creates a single term in a taxonomy.
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*
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* @since 4.7.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
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*/
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public function create_item( $request ) {
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if ( isset( $request['parent'] ) ) {
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if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) {
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return new WP_Error( 'rest_taxonomy_not_hierarchical', __( 'Cannot set parent term, taxonomy is not hierarchical.' ), array( 'status' => 400 ) );
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}
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$parent = get_term( (int) $request['parent'], $this->taxonomy );
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if ( ! $parent ) {
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return new WP_Error( 'rest_term_invalid', __( 'Parent term does not exist.' ), array( 'status' => 400 ) );
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}
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}
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$prepared_term = $this->prepare_item_for_database( $request );
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$term = wp_insert_term( wp_slash( $prepared_term->name ), $this->taxonomy, wp_slash( (array) $prepared_term ) );
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if ( is_wp_error( $term ) ) {
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/*
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* If we're going to inform the client that the term already exists,
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* give them the identifier for future use.
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*/
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$term_id = $term->get_error_data( 'term_exists' );
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if ( $term_id ) {
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$existing_term = get_term( $term_id, $this->taxonomy );
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$term->add_data( $existing_term->term_id, 'term_exists' );
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$term->add_data(
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array(
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'status' => 400,
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'term_id' => $term_id,
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)
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);
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}
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return $term;
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}
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$term = get_term( $term['term_id'], $this->taxonomy );
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/**
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* Fires after a single term is created or updated via the REST API.
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*
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* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
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*
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* @since 4.7.0
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*
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* @param WP_Term $term Inserted or updated term object.
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* @param WP_REST_Request $request Request object.
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* @param bool $creating True when creating a term, false when updating.
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*/
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do_action( "rest_insert_{$this->taxonomy}", $term, $request, true );
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$schema = $this->get_item_schema();
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if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) {
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$meta_update = $this->meta->update_value( $request['meta'], $term->term_id );
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if ( is_wp_error( $meta_update ) ) {
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return $meta_update;
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}
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}
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$fields_update = $this->update_additional_fields_for_object( $term, $request );
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if ( is_wp_error( $fields_update ) ) {
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return $fields_update;
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}
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$request->set_param( 'context', 'edit' );
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/**
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* Fires after a single term is completely created or updated via the REST API.
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*
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* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
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*
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* @since 5.0.0
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*
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* @param WP_Term $term Inserted or updated term object.
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* @param WP_REST_Request $request Request object.
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* @param bool $creating True when creating a term, false when updating.
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*/
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do_action( "rest_after_insert_{$this->taxonomy}", $term, $request, true );
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$response = $this->prepare_item_for_response( $term, $request );
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$response = rest_ensure_response( $response );
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$response->set_status( 201 );
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$response->header( 'Location', rest_url( $this->namespace . '/' . $this->rest_base . '/' . $term->term_id ) );
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return $response;
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}
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|
|
/**
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* Checks if a request has access to update the specified term.
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*
|
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* @since 4.7.0
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|
*
|
|
* @param WP_REST_Request $request Full details about the request.
|
|
* @return bool|WP_Error True if the request has access to update the item, false or WP_Error object otherwise.
|
|
*/
|
|
public function update_item_permissions_check( $request ) {
|
|
$term = $this->get_term( $request['id'] );
|
|
if ( is_wp_error( $term ) ) {
|
|
return $term;
|
|
}
|
|
|
|
if ( ! current_user_can( 'edit_term', $term->term_id ) ) {
|
|
return new WP_Error( 'rest_cannot_update', __( 'Sorry, you are not allowed to edit this term.' ), array( 'status' => rest_authorization_required_code() ) );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Updates a single term from a taxonomy.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @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 ) {
|
|
$term = $this->get_term( $request['id'] );
|
|
if ( is_wp_error( $term ) ) {
|
|
return $term;
|
|
}
|
|
|
|
if ( isset( $request['parent'] ) ) {
|
|
if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) {
|
|
return new WP_Error( 'rest_taxonomy_not_hierarchical', __( 'Cannot set parent term, taxonomy is not hierarchical.' ), array( 'status' => 400 ) );
|
|
}
|
|
|
|
$parent = get_term( (int) $request['parent'], $this->taxonomy );
|
|
|
|
if ( ! $parent ) {
|
|
return new WP_Error( 'rest_term_invalid', __( 'Parent term does not exist.' ), array( 'status' => 400 ) );
|
|
}
|
|
}
|
|
|
|
$prepared_term = $this->prepare_item_for_database( $request );
|
|
|
|
// Only update the term if we haz something to update.
|
|
if ( ! empty( $prepared_term ) ) {
|
|
$update = wp_update_term( $term->term_id, $term->taxonomy, wp_slash( (array) $prepared_term ) );
|
|
|
|
if ( is_wp_error( $update ) ) {
|
|
return $update;
|
|
}
|
|
}
|
|
|
|
$term = get_term( $term->term_id, $this->taxonomy );
|
|
|
|
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
|
|
do_action( "rest_insert_{$this->taxonomy}", $term, $request, false );
|
|
|
|
$schema = $this->get_item_schema();
|
|
if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) {
|
|
$meta_update = $this->meta->update_value( $request['meta'], $term->term_id );
|
|
|
|
if ( is_wp_error( $meta_update ) ) {
|
|
return $meta_update;
|
|
}
|
|
}
|
|
|
|
$fields_update = $this->update_additional_fields_for_object( $term, $request );
|
|
|
|
if ( is_wp_error( $fields_update ) ) {
|
|
return $fields_update;
|
|
}
|
|
|
|
$request->set_param( 'context', 'edit' );
|
|
|
|
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
|
|
do_action( "rest_after_insert_{$this->taxonomy}", $term, $request, false );
|
|
|
|
$response = $this->prepare_item_for_response( $term, $request );
|
|
|
|
return rest_ensure_response( $response );
|
|
}
|
|
|
|
/**
|
|
* Checks if a request has access to delete the specified term.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param WP_REST_Request $request Full details about the request.
|
|
* @return bool|WP_Error True if the request has access to delete the item, otherwise false or WP_Error object.
|
|
*/
|
|
public function delete_item_permissions_check( $request ) {
|
|
$term = $this->get_term( $request['id'] );
|
|
if ( is_wp_error( $term ) ) {
|
|
return $term;
|
|
}
|
|
|
|
if ( ! current_user_can( 'delete_term', $term->term_id ) ) {
|
|
return new WP_Error( 'rest_cannot_delete', __( 'Sorry, you are not allowed to delete this term.' ), array( 'status' => rest_authorization_required_code() ) );
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Deletes a single term from a taxonomy.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @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 delete_item( $request ) {
|
|
$term = $this->get_term( $request['id'] );
|
|
if ( is_wp_error( $term ) ) {
|
|
return $term;
|
|
}
|
|
|
|
$force = isset( $request['force'] ) ? (bool) $request['force'] : false;
|
|
|
|
// We don't support trashing for terms.
|
|
if ( ! $force ) {
|
|
/* translators: %s: force=true */
|
|
return new WP_Error( 'rest_trash_not_supported', sprintf( __( "Terms do not support trashing. Set '%s' to delete." ), 'force=true' ), array( 'status' => 501 ) );
|
|
}
|
|
|
|
$request->set_param( 'context', 'view' );
|
|
|
|
$previous = $this->prepare_item_for_response( $term, $request );
|
|
|
|
$retval = wp_delete_term( $term->term_id, $term->taxonomy );
|
|
|
|
if ( ! $retval ) {
|
|
return new WP_Error( 'rest_cannot_delete', __( 'The term cannot be deleted.' ), array( 'status' => 500 ) );
|
|
}
|
|
|
|
$response = new WP_REST_Response();
|
|
$response->set_data(
|
|
array(
|
|
'deleted' => true,
|
|
'previous' => $previous->get_data(),
|
|
)
|
|
);
|
|
|
|
/**
|
|
* Fires after a single term is deleted via the REST API.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param WP_Term $term The deleted term.
|
|
* @param WP_REST_Response $response The response data.
|
|
* @param WP_REST_Request $request The request sent to the API.
|
|
*/
|
|
do_action( "rest_delete_{$this->taxonomy}", $term, $response, $request );
|
|
|
|
return $response;
|
|
}
|
|
|
|
/**
|
|
* Prepares a single term for create or update.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param WP_REST_Request $request Request object.
|
|
* @return object $prepared_term Term object.
|
|
*/
|
|
public function prepare_item_for_database( $request ) {
|
|
$prepared_term = new stdClass;
|
|
|
|
$schema = $this->get_item_schema();
|
|
if ( isset( $request['name'] ) && ! empty( $schema['properties']['name'] ) ) {
|
|
$prepared_term->name = $request['name'];
|
|
}
|
|
|
|
if ( isset( $request['slug'] ) && ! empty( $schema['properties']['slug'] ) ) {
|
|
$prepared_term->slug = $request['slug'];
|
|
}
|
|
|
|
if ( isset( $request['taxonomy'] ) && ! empty( $schema['properties']['taxonomy'] ) ) {
|
|
$prepared_term->taxonomy = $request['taxonomy'];
|
|
}
|
|
|
|
if ( isset( $request['description'] ) && ! empty( $schema['properties']['description'] ) ) {
|
|
$prepared_term->description = $request['description'];
|
|
}
|
|
|
|
if ( isset( $request['parent'] ) && ! empty( $schema['properties']['parent'] ) ) {
|
|
$parent_term_id = 0;
|
|
$requested_parent = (int) $request['parent'];
|
|
|
|
if ( $requested_parent ) {
|
|
$parent_term = get_term( $requested_parent, $this->taxonomy );
|
|
|
|
if ( $parent_term instanceof WP_Term ) {
|
|
$parent_term_id = $parent_term->term_id;
|
|
}
|
|
}
|
|
|
|
$prepared_term->parent = $parent_term_id;
|
|
}
|
|
|
|
/**
|
|
* Filters term data before inserting term via the REST API.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param object $prepared_term Term object.
|
|
* @param WP_REST_Request $request Request object.
|
|
*/
|
|
return apply_filters( "rest_pre_insert_{$this->taxonomy}", $prepared_term, $request );
|
|
}
|
|
|
|
/**
|
|
* Prepares a single term output for response.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param obj $item Term object.
|
|
* @param WP_REST_Request $request Request object.
|
|
* @return WP_REST_Response $response Response object.
|
|
*/
|
|
public function prepare_item_for_response( $item, $request ) {
|
|
|
|
$fields = $this->get_fields_for_response( $request );
|
|
$data = array();
|
|
|
|
if ( in_array( 'id', $fields, true ) ) {
|
|
$data['id'] = (int) $item->term_id;
|
|
}
|
|
|
|
if ( in_array( 'count', $fields, true ) ) {
|
|
$data['count'] = (int) $item->count;
|
|
}
|
|
|
|
if ( in_array( 'description', $fields, true ) ) {
|
|
$data['description'] = $item->description;
|
|
}
|
|
|
|
if ( in_array( 'link', $fields, true ) ) {
|
|
$data['link'] = get_term_link( $item );
|
|
}
|
|
|
|
if ( in_array( 'name', $fields, true ) ) {
|
|
$data['name'] = $item->name;
|
|
}
|
|
|
|
if ( in_array( 'slug', $fields, true ) ) {
|
|
$data['slug'] = $item->slug;
|
|
}
|
|
|
|
if ( in_array( 'taxonomy', $fields, true ) ) {
|
|
$data['taxonomy'] = $item->taxonomy;
|
|
}
|
|
|
|
if ( in_array( 'parent', $fields, true ) ) {
|
|
$data['parent'] = (int) $item->parent;
|
|
}
|
|
|
|
if ( in_array( 'meta', $fields, true ) ) {
|
|
$data['meta'] = $this->meta->get_value( $item->term_id, $request );
|
|
}
|
|
|
|
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
|
|
$data = $this->add_additional_fields_to_object( $data, $request );
|
|
$data = $this->filter_response_by_context( $data, $context );
|
|
|
|
$response = rest_ensure_response( $data );
|
|
|
|
$response->add_links( $this->prepare_links( $item ) );
|
|
|
|
/**
|
|
* Filters a term item returned from the API.
|
|
*
|
|
* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
|
|
*
|
|
* Allows modification of the term data right before it is returned.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param WP_REST_Response $response The response object.
|
|
* @param object $item The original term object.
|
|
* @param WP_REST_Request $request Request used to generate the response.
|
|
*/
|
|
return apply_filters( "rest_prepare_{$this->taxonomy}", $response, $item, $request );
|
|
}
|
|
|
|
/**
|
|
* Prepares links for the request.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param object $term Term object.
|
|
* @return array Links for the given term.
|
|
*/
|
|
protected function prepare_links( $term ) {
|
|
$base = $this->namespace . '/' . $this->rest_base;
|
|
$links = array(
|
|
'self' => array(
|
|
'href' => rest_url( trailingslashit( $base ) . $term->term_id ),
|
|
),
|
|
'collection' => array(
|
|
'href' => rest_url( $base ),
|
|
),
|
|
'about' => array(
|
|
'href' => rest_url( sprintf( 'wp/v2/taxonomies/%s', $this->taxonomy ) ),
|
|
),
|
|
);
|
|
|
|
if ( $term->parent ) {
|
|
$parent_term = get_term( (int) $term->parent, $term->taxonomy );
|
|
|
|
if ( $parent_term ) {
|
|
$links['up'] = array(
|
|
'href' => rest_url( trailingslashit( $base ) . $parent_term->term_id ),
|
|
'embeddable' => true,
|
|
);
|
|
}
|
|
}
|
|
|
|
$taxonomy_obj = get_taxonomy( $term->taxonomy );
|
|
|
|
if ( empty( $taxonomy_obj->object_type ) ) {
|
|
return $links;
|
|
}
|
|
|
|
$post_type_links = array();
|
|
|
|
foreach ( $taxonomy_obj->object_type as $type ) {
|
|
$post_type_object = get_post_type_object( $type );
|
|
|
|
if ( empty( $post_type_object->show_in_rest ) ) {
|
|
continue;
|
|
}
|
|
|
|
$rest_base = ! empty( $post_type_object->rest_base ) ? $post_type_object->rest_base : $post_type_object->name;
|
|
$post_type_links[] = array(
|
|
'href' => add_query_arg( $this->rest_base, $term->term_id, rest_url( sprintf( 'wp/v2/%s', $rest_base ) ) ),
|
|
);
|
|
}
|
|
|
|
if ( ! empty( $post_type_links ) ) {
|
|
$links['https://api.w.org/post_type'] = $post_type_links;
|
|
}
|
|
|
|
return $links;
|
|
}
|
|
|
|
/**
|
|
* Retrieves the term's schema, conforming to JSON Schema.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return array Item schema data.
|
|
*/
|
|
public function get_item_schema() {
|
|
if ( $this->schema ) {
|
|
return $this->add_additional_fields_schema( $this->schema );
|
|
}
|
|
|
|
$schema = array(
|
|
'$schema' => 'http://json-schema.org/draft-04/schema#',
|
|
'title' => 'post_tag' === $this->taxonomy ? 'tag' : $this->taxonomy,
|
|
'type' => 'object',
|
|
'properties' => array(
|
|
'id' => array(
|
|
'description' => __( 'Unique identifier for the term.' ),
|
|
'type' => 'integer',
|
|
'context' => array( 'view', 'embed', 'edit' ),
|
|
'readonly' => true,
|
|
),
|
|
'count' => array(
|
|
'description' => __( 'Number of published posts for the term.' ),
|
|
'type' => 'integer',
|
|
'context' => array( 'view', 'edit' ),
|
|
'readonly' => true,
|
|
),
|
|
'description' => array(
|
|
'description' => __( 'HTML description of the term.' ),
|
|
'type' => 'string',
|
|
'context' => array( 'view', 'edit' ),
|
|
),
|
|
'link' => array(
|
|
'description' => __( 'URL of the term.' ),
|
|
'type' => 'string',
|
|
'format' => 'uri',
|
|
'context' => array( 'view', 'embed', 'edit' ),
|
|
'readonly' => true,
|
|
),
|
|
'name' => array(
|
|
'description' => __( 'HTML title for the term.' ),
|
|
'type' => 'string',
|
|
'context' => array( 'view', 'embed', 'edit' ),
|
|
'arg_options' => array(
|
|
'sanitize_callback' => 'sanitize_text_field',
|
|
),
|
|
'required' => true,
|
|
),
|
|
'slug' => array(
|
|
'description' => __( 'An alphanumeric identifier for the term unique to its type.' ),
|
|
'type' => 'string',
|
|
'context' => array( 'view', 'embed', 'edit' ),
|
|
'arg_options' => array(
|
|
'sanitize_callback' => array( $this, 'sanitize_slug' ),
|
|
),
|
|
),
|
|
'taxonomy' => array(
|
|
'description' => __( 'Type attribution for the term.' ),
|
|
'type' => 'string',
|
|
'enum' => array_keys( get_taxonomies() ),
|
|
'context' => array( 'view', 'embed', 'edit' ),
|
|
'readonly' => true,
|
|
),
|
|
),
|
|
);
|
|
|
|
$taxonomy = get_taxonomy( $this->taxonomy );
|
|
|
|
if ( $taxonomy->hierarchical ) {
|
|
$schema['properties']['parent'] = array(
|
|
'description' => __( 'The parent term ID.' ),
|
|
'type' => 'integer',
|
|
'context' => array( 'view', 'edit' ),
|
|
);
|
|
}
|
|
|
|
$schema['properties']['meta'] = $this->meta->get_field_schema();
|
|
|
|
$this->schema = $schema;
|
|
return $this->add_additional_fields_schema( $this->schema );
|
|
}
|
|
|
|
/**
|
|
* Retrieves the query params for collections.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @return array Collection parameters.
|
|
*/
|
|
public function get_collection_params() {
|
|
$query_params = parent::get_collection_params();
|
|
$taxonomy = get_taxonomy( $this->taxonomy );
|
|
|
|
$query_params['context']['default'] = 'view';
|
|
|
|
$query_params['exclude'] = array(
|
|
'description' => __( 'Ensure result set excludes specific IDs.' ),
|
|
'type' => 'array',
|
|
'items' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'default' => array(),
|
|
);
|
|
|
|
$query_params['include'] = array(
|
|
'description' => __( 'Limit result set to specific IDs.' ),
|
|
'type' => 'array',
|
|
'items' => array(
|
|
'type' => 'integer',
|
|
),
|
|
'default' => array(),
|
|
);
|
|
|
|
if ( ! $taxonomy->hierarchical ) {
|
|
$query_params['offset'] = array(
|
|
'description' => __( 'Offset the result set by a specific number of items.' ),
|
|
'type' => 'integer',
|
|
);
|
|
}
|
|
|
|
$query_params['order'] = array(
|
|
'description' => __( 'Order sort attribute ascending or descending.' ),
|
|
'type' => 'string',
|
|
'default' => 'asc',
|
|
'enum' => array(
|
|
'asc',
|
|
'desc',
|
|
),
|
|
);
|
|
|
|
$query_params['orderby'] = array(
|
|
'description' => __( 'Sort collection by term attribute.' ),
|
|
'type' => 'string',
|
|
'default' => 'name',
|
|
'enum' => array(
|
|
'id',
|
|
'include',
|
|
'name',
|
|
'slug',
|
|
'include_slugs',
|
|
'term_group',
|
|
'description',
|
|
'count',
|
|
),
|
|
);
|
|
|
|
$query_params['hide_empty'] = array(
|
|
'description' => __( 'Whether to hide terms not assigned to any posts.' ),
|
|
'type' => 'boolean',
|
|
'default' => false,
|
|
);
|
|
|
|
if ( $taxonomy->hierarchical ) {
|
|
$query_params['parent'] = array(
|
|
'description' => __( 'Limit result set to terms assigned to a specific parent.' ),
|
|
'type' => 'integer',
|
|
);
|
|
}
|
|
|
|
$query_params['post'] = array(
|
|
'description' => __( 'Limit result set to terms assigned to a specific post.' ),
|
|
'type' => 'integer',
|
|
'default' => null,
|
|
);
|
|
|
|
$query_params['slug'] = array(
|
|
'description' => __( 'Limit result set to terms with one or more specific slugs.' ),
|
|
'type' => 'array',
|
|
'items' => array(
|
|
'type' => 'string',
|
|
),
|
|
);
|
|
|
|
/**
|
|
* Filter collection parameters for the terms controller.
|
|
*
|
|
* The dynamic part of the filter `$this->taxonomy` refers to the taxonomy
|
|
* slug for the controller.
|
|
*
|
|
* This filter registers the collection parameter, but does not map the
|
|
* collection parameter to an internal WP_Term_Query parameter. Use the
|
|
* `rest_{$this->taxonomy}_query` filter to set WP_Term_Query parameters.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param array $query_params JSON Schema-formatted collection parameters.
|
|
* @param WP_Taxonomy $taxonomy Taxonomy object.
|
|
*/
|
|
return apply_filters( "rest_{$this->taxonomy}_collection_params", $query_params, $taxonomy );
|
|
}
|
|
|
|
/**
|
|
* Checks that the taxonomy is valid.
|
|
*
|
|
* @since 4.7.0
|
|
*
|
|
* @param string $taxonomy Taxonomy to check.
|
|
* @return bool Whether the taxonomy is allowed for REST management.
|
|
*/
|
|
protected function check_is_taxonomy_allowed( $taxonomy ) {
|
|
$taxonomy_obj = get_taxonomy( $taxonomy );
|
|
if ( $taxonomy_obj && ! empty( $taxonomy_obj->show_in_rest ) ) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
}
|