WordPress/wp-includes/rest-api/endpoints/class-wp-rest-menus-controller.php
K. Adam White d72667d737 REST API: Cache schema in block pattern and menu item endpoints.
Performance improvement to add schema caching to pattern and menu item REST endpoints, so identical schema object are not needlessly regenerated.

Props spacedmonkey.
Fixes #58657. See [45811].


Built from https://develop.svn.wordpress.org/trunk@56093


git-svn-id: http://core.svn.wordpress.org/trunk@55605 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2023-06-28 15:53:26 +00:00

578 lines
16 KiB
PHP

<?php
/**
* REST API: WP_REST_Menus_Controller class
*
* @package WordPress
* @subpackage REST_API
* @since 5.9.0
*/
/**
* Core class used to managed menu terms associated via the REST API.
*
* @since 5.9.0
*
* @see WP_REST_Controller
*/
class WP_REST_Menus_Controller extends WP_REST_Terms_Controller {
/**
* Checks if a request has access to read menus.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return bool|WP_Error True if the request has read access, otherwise false or WP_Error object.
*/
public function get_items_permissions_check( $request ) {
$has_permission = parent::get_items_permissions_check( $request );
if ( true !== $has_permission ) {
return $has_permission;
}
return $this->check_has_read_only_access( $request );
}
/**
* Checks if a request has access to read or edit the specified menu.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return bool|WP_Error True if the request has read access for the item, otherwise false or WP_Error object.
*/
public function get_item_permissions_check( $request ) {
$has_permission = parent::get_item_permissions_check( $request );
if ( true !== $has_permission ) {
return $has_permission;
}
return $this->check_has_read_only_access( $request );
}
/**
* Gets the term, if the ID is valid.
*
* @since 5.9.0
*
* @param int $id Supplied ID.
* @return WP_Term|WP_Error Term object if ID is valid, WP_Error otherwise.
*/
protected function get_term( $id ) {
$term = parent::get_term( $id );
if ( is_wp_error( $term ) ) {
return $term;
}
$nav_term = wp_get_nav_menu_object( $term );
$nav_term->auto_add = $this->get_menu_auto_add( $nav_term->term_id );
return $nav_term;
}
/**
* Checks whether the current user has read permission for the endpoint.
*
* This allows for any user that can `edit_theme_options` or edit any REST API available post type.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return bool|WP_Error Whether the current user has permission.
*/
protected function check_has_read_only_access( $request ) {
if ( current_user_can( 'edit_theme_options' ) ) {
return true;
}
if ( current_user_can( 'edit_posts' ) ) {
return true;
}
foreach ( get_post_types( array( 'show_in_rest' => true ), 'objects' ) as $post_type ) {
if ( current_user_can( $post_type->cap->edit_posts ) ) {
return true;
}
}
return new WP_Error(
'rest_cannot_view',
__( 'Sorry, you are not allowed to view menus.' ),
array( 'status' => rest_authorization_required_code() )
);
}
/**
* Prepares a single term output for response.
*
* @since 5.9.0
*
* @param WP_Term $term Term object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response Response object.
*/
public function prepare_item_for_response( $term, $request ) {
$nav_menu = wp_get_nav_menu_object( $term );
$response = parent::prepare_item_for_response( $nav_menu, $request );
$fields = $this->get_fields_for_response( $request );
$data = $response->get_data();
if ( rest_is_field_included( 'locations', $fields ) ) {
$data['locations'] = $this->get_menu_locations( $nav_menu->term_id );
}
if ( rest_is_field_included( 'auto_add', $fields ) ) {
$data['auto_add'] = $this->get_menu_auto_add( $nav_menu->term_id );
}
$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 );
if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) {
$response->add_links( $this->prepare_links( $term ) );
}
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
return apply_filters( "rest_prepare_{$this->taxonomy}", $response, $term, $request );
}
/**
* Prepares links for the request.
*
* @since 5.9.0
*
* @param WP_Term $term Term object.
* @return array Links for the given term.
*/
protected function prepare_links( $term ) {
$links = parent::prepare_links( $term );
$locations = $this->get_menu_locations( $term->term_id );
foreach ( $locations as $location ) {
$url = rest_url( sprintf( 'wp/v2/menu-locations/%s', $location ) );
$links['https://api.w.org/menu-location'][] = array(
'href' => $url,
'embeddable' => true,
);
}
return $links;
}
/**
* Prepares a single term for create or update.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Request object.
* @return object Prepared term data.
*/
public function prepare_item_for_database( $request ) {
$prepared_term = parent::prepare_item_for_database( $request );
$schema = $this->get_item_schema();
if ( isset( $request['name'] ) && ! empty( $schema['properties']['name'] ) ) {
$prepared_term->{'menu-name'} = $request['name'];
}
return $prepared_term;
}
/**
* Creates a single term in a taxonomy.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function create_item( $request ) {
if ( 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 = wp_get_nav_menu_object( (int) $request['parent'] );
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_update_nav_menu_object( 0, 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 ( in_array( 'menu_exists', $term->get_error_codes(), true ) ) {
$existing_term = get_term_by( 'name', $prepared_term->{'menu-name'}, $this->taxonomy );
$term->add_data( $existing_term->term_id, 'menu_exists' );
$term->add_data(
array(
'status' => 400,
'term_id' => $existing_term->term_id,
)
);
} else {
$term->add_data( array( 'status' => 400 ) );
}
return $term;
}
$term = $this->get_term( $term );
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
do_action( "rest_insert_{$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;
}
}
$locations_update = $this->handle_locations( $term->term_id, $request );
if ( is_wp_error( $locations_update ) ) {
return $locations_update;
}
$this->handle_auto_add( $term->term_id, $request );
$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, 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;
}
/**
* Updates a single term from a taxonomy.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function update_item( $request ) {
$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 have something to update.
if ( ! empty( $prepared_term ) ) {
if ( ! isset( $prepared_term->{'menu-name'} ) ) {
// wp_update_nav_menu_object() requires that the menu-name is always passed.
$prepared_term->{'menu-name'} = $term->name;
}
$update = wp_update_nav_menu_object( $term->term_id, 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;
}
}
$locations_update = $this->handle_locations( $term->term_id, $request );
if ( is_wp_error( $locations_update ) ) {
return $locations_update;
}
$this->handle_auto_add( $term->term_id, $request );
$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 );
}
/**
* Deletes a single term from a taxonomy.
*
* @since 5.9.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function delete_item( $request ) {
$term = $this->get_term( $request['id'] );
if ( is_wp_error( $term ) ) {
return $term;
}
// We don't support trashing for terms.
if ( ! $request['force'] ) {
/* translators: %s: force=true */
return new WP_Error( 'rest_trash_not_supported', sprintf( __( "Menus 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 );
$result = wp_delete_nav_menu( $term );
if ( ! $result || is_wp_error( $result ) ) {
return new WP_Error( 'rest_cannot_delete', __( 'The menu cannot be deleted.' ), array( 'status' => 500 ) );
}
$response = new WP_REST_Response();
$response->set_data(
array(
'deleted' => true,
'previous' => $previous->get_data(),
)
);
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
do_action( "rest_delete_{$this->taxonomy}", $term, $response, $request );
return $response;
}
/**
* Returns the value of a menu's auto_add setting.
*
* @since 5.9.0
*
* @param int $menu_id The menu id to query.
* @return bool The value of auto_add.
*/
protected function get_menu_auto_add( $menu_id ) {
$nav_menu_option = (array) get_option( 'nav_menu_options', array( 'auto_add' => array() ) );
return in_array( $menu_id, $nav_menu_option['auto_add'], true );
}
/**
* Updates the menu's auto add from a REST request.
*
* @since 5.9.0
*
* @param int $menu_id The menu id to update.
* @param WP_REST_Request $request Full details about the request.
* @return bool True if the auto add setting was successfully updated.
*/
protected function handle_auto_add( $menu_id, $request ) {
if ( ! isset( $request['auto_add'] ) ) {
return true;
}
$nav_menu_option = (array) get_option( 'nav_menu_options', array( 'auto_add' => array() ) );
if ( ! isset( $nav_menu_option['auto_add'] ) ) {
$nav_menu_option['auto_add'] = array();
}
$auto_add = $request['auto_add'];
$i = array_search( $menu_id, $nav_menu_option['auto_add'], true );
if ( $auto_add && false === $i ) {
$nav_menu_option['auto_add'][] = $menu_id;
} elseif ( ! $auto_add && false !== $i ) {
array_splice( $nav_menu_option['auto_add'], $i, 1 );
}
$update = update_option( 'nav_menu_options', $nav_menu_option );
/** This action is documented in wp-includes/nav-menu.php */
do_action( 'wp_update_nav_menu', $menu_id );
return $update;
}
/**
* Returns the names of the locations assigned to the menu.
*
* @since 5.9.0
*
* @param int $menu_id The menu id.
* @return string[] The locations assigned to the menu.
*/
protected function get_menu_locations( $menu_id ) {
$locations = get_nav_menu_locations();
$menu_locations = array();
foreach ( $locations as $location => $assigned_menu_id ) {
if ( $menu_id === $assigned_menu_id ) {
$menu_locations[] = $location;
}
}
return $menu_locations;
}
/**
* Updates the menu's locations from a REST request.
*
* @since 5.9.0
*
* @param int $menu_id The menu id to update.
* @param WP_REST_Request $request Full details about the request.
* @return true|WP_Error True on success, a WP_Error on an error updating any of the locations.
*/
protected function handle_locations( $menu_id, $request ) {
if ( ! isset( $request['locations'] ) ) {
return true;
}
$menu_locations = get_registered_nav_menus();
$menu_locations = array_keys( $menu_locations );
$new_locations = array();
foreach ( $request['locations'] as $location ) {
if ( ! in_array( $location, $menu_locations, true ) ) {
return new WP_Error(
'rest_invalid_menu_location',
__( 'Invalid menu location.' ),
array(
'status' => 400,
'location' => $location,
)
);
}
$new_locations[ $location ] = $menu_id;
}
$assigned_menu = get_nav_menu_locations();
foreach ( $assigned_menu as $location => $term_id ) {
if ( $term_id === $menu_id ) {
unset( $assigned_menu[ $location ] );
}
}
$new_assignments = array_merge( $assigned_menu, $new_locations );
set_theme_mod( 'nav_menu_locations', $new_assignments );
return true;
}
/**
* Retrieves the term's schema, conforming to JSON Schema.
*
* @since 5.9.0
*
* @return array Item schema data.
*/
public function get_item_schema() {
if ( $this->schema ) {
return $this->add_additional_fields_schema( $this->schema );
}
$schema = parent::get_item_schema();
unset( $schema['properties']['count'], $schema['properties']['link'], $schema['properties']['taxonomy'] );
$schema['properties']['locations'] = array(
'description' => __( 'The locations assigned to the menu.' ),
'type' => 'array',
'items' => array(
'type' => 'string',
),
'context' => array( 'view', 'edit' ),
'arg_options' => array(
'validate_callback' => static function ( $locations, $request, $param ) {
$valid = rest_validate_request_arg( $locations, $request, $param );
if ( true !== $valid ) {
return $valid;
}
$locations = rest_sanitize_request_arg( $locations, $request, $param );
foreach ( $locations as $location ) {
if ( ! array_key_exists( $location, get_registered_nav_menus() ) ) {
return new WP_Error(
'rest_invalid_menu_location',
__( 'Invalid menu location.' ),
array(
'location' => $location,
)
);
}
}
return true;
},
),
);
$schema['properties']['auto_add'] = array(
'description' => __( 'Whether to automatically add top level pages to this menu.' ),
'context' => array( 'view', 'edit' ),
'type' => 'boolean',
);
$this->schema = $schema;
return $this->add_additional_fields_schema( $this->schema );
}
}