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1031 lines
31 KiB
1031 lines
31 KiB
<?php |
|
/** |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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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/** |
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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 : $tax_obj->name; |
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|
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$this->meta = new WP_REST_Term_Meta_Fields( $taxonomy ); |
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} |
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|
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/** |
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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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|
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register_rest_route( $this->namespace, '/' . $this->rest_base, 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( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\d]+)', 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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* 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( $request ) { |
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|
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// Retrieve the list of registered collection query parameters. |
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$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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|
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$prepared_args = array(); |
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|
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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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|
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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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|
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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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|
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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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|
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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'] = $request['parent']; |
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} |
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} |
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} |
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|
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/** |
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* Filters the query arguments before passing them to get_terms(). |
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* |
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* The dynamic portion of the hook name, `$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, $prepared_args ); |
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|
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// Used when calling wp_count_terms() below. |
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$prepared_args['object_ids'] = $prepared_args['post']; |
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} else { |
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$query_result = get_terms( $this->taxonomy, $prepared_args ); |
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} |
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|
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$count_args = $prepared_args; |
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|
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unset( $count_args['number'], $count_args['offset'] ); |
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|
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$total_terms = wp_count_terms( $this->taxonomy, $count_args ); |
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|
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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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|
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$response = array(); |
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|
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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( $data ); |
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} |
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|
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$response = rest_ensure_response( $response ); |
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|
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// Store pagination values for headers. |
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$per_page = (int) $prepared_args['number']; |
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$page = ceil( ( ( (int) $prepared_args['offset'] ) / $per_page ) + 1 ); |
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|
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$response->header( 'X-WP-Total', (int) $total_terms ); |
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|
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$max_pages = ceil( $total_terms / $per_page ); |
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|
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$response->header( 'X-WP-TotalPages', (int) $max_pages ); |
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|
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$base = add_query_arg( $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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|
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if ( $prev_page > $max_pages ) { |
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$prev_page = $max_pages; |
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} |
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|
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$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, $base ); |
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|
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$response->link_header( 'next', $next_link ); |
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} |
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|
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return $response; |
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} |
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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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|
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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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|
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return $term; |
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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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* @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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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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return true; |
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} |
|
|
|
/** |
|
* Gets a single term from a taxonomy. |
|
* |
|
* @since 4.7.0 |
|
* |
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* @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. |
|
*/ |
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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 $term; |
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} |
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|
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$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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/** |
|
* Checks if a request has access to create a 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 create items, false or WP_Error object otherwise. |
|
*/ |
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public function create_item_permissions_check( $request ) { |
|
|
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if ( ! $this->check_is_taxonomy_allowed( $this->taxonomy ) ) { |
|
return false; |
|
} |
|
|
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$taxonomy_obj = get_taxonomy( $this->taxonomy ); |
|
if ( ( is_taxonomy_hierarchical( $this->taxonomy ) |
|
&& ! current_user_can( $taxonomy_obj->cap->edit_terms ) ) |
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|| ( ! is_taxonomy_hierarchical( $this->taxonomy ) |
|
&& ! 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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return true; |
|
} |
|
|
|
/** |
|
* Creates a single term in 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 create_item( $request ) { |
|
if ( isset( $request['parent'] ) ) { |
|
if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) { |
|
return new WP_Error( 'rest_taxonomy_not_hierarchical', __( 'Cannot set parent term, taxonomy is not hierarchical.' ), array( 'status' => 400 ) ); |
|
} |
|
|
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$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 ); |
|
|
|
$term = wp_insert_term( wp_slash( $prepared_term->name ), $this->taxonomy, wp_slash( (array) $prepared_term ) ); |
|
if ( is_wp_error( $term ) ) { |
|
/* |
|
* If we're going to inform the client that the term already exists, |
|
* give them the identifier for future use. |
|
*/ |
|
if ( $term_id = $term->get_error_data( 'term_exists' ) ) { |
|
$existing_term = get_term( $term_id, $this->taxonomy ); |
|
$term->add_data( $existing_term->term_id, 'term_exists' ); |
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$term->add_data( array( 'status' => 400, 'term_id' => $term_id ) ); |
|
} |
|
|
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return $term; |
|
} |
|
|
|
$term = get_term( $term['term_id'], $this->taxonomy ); |
|
|
|
/** |
|
* Fires after a single term is created or updated via the REST API. |
|
* |
|
* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug. |
|
* |
|
* @since 4.7.0 |
|
* |
|
* @param WP_Term $term Inserted or updated term object. |
|
* @param WP_REST_Request $request Request object. |
|
* @param bool $creating True when creating a term, false when updating. |
|
*/ |
|
do_action( "rest_insert_{$this->taxonomy}", $term, $request, true ); |
|
|
|
$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; |
|
} |
|
|
|
$request->set_param( 'context', 'view' ); |
|
|
|
/** |
|
* Fires after a single term is completely created or updated via the REST API. |
|
* |
|
* The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug. |
|
* |
|
* @since 5.0.0 |
|
* |
|
* @param WP_Term $term Inserted or updated term object. |
|
* @param WP_REST_Request $request Request object. |
|
* @param bool $creating True when creating a term, false when updating. |
|
*/ |
|
do_action( "rest_after_insert_{$this->taxonomy}", $term, $request, true ); |
|
|
|
$response = $this->prepare_item_for_response( $term, $request ); |
|
$response = rest_ensure_response( $response ); |
|
|
|
$response->set_status( 201 ); |
|
$response->header( 'Location', rest_url( $this->namespace . '/' . $this->rest_base . '/' . $term->term_id ) ); |
|
|
|
return $response; |
|
} |
|
|
|
/** |
|
* Checks if a request has access to update 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 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; |
|
} |
|
|
|
$request->set_param( 'context', 'view' ); |
|
|
|
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */ |
|
do_action( "rest_after_insert_{$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; |
|
$parent_term = get_term( (int) $request['parent'], $this->taxonomy ); |
|
|
|
if ( $parent_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() { |
|
$schema = array( |
|
'$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(); |
|
|
|
return $this->add_additional_fields_schema( $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; |
|
} |
|
}
|
|
|