File "class-wp-rest-font-collections-controller.php"
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<?php
/**
* Rest Font Collections Controller.
*
* This file contains the class for the REST API Font Collections Controller.
*
* @package WordPress
* @subpackage REST_API
* @since 6.5.0
*/
/**
* Font Library Controller class.
*
* @since 6.5.0
*/
class WP_REST_Font_Collections_Controller extends WP_REST_Controller {
/**
* Constructor.
*
* @since 6.5.0
*/
public function __construct() {
$this->rest_base = 'font-collections';
$this->namespace = 'wp/v2';
}
/**
* Registers the routes for the objects of the controller.
*
* @since 6.5.0
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base,
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => $this->get_collection_params(),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/(?P<slug>[\/\w-]+)',
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_item' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
}
/**
* Gets the font collections available.
*
* @since 6.5.0
*
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function get_items( $request ) {
$collections_all = WP_Font_Library::get_instance()->get_font_collections();
$page = $request['page'];
$per_page = $request['per_page'];
$total_items = count( $collections_all );
$max_pages = (int) ceil( $total_items / $per_page );
if ( $page > $max_pages && $total_items > 0 ) {
return new WP_Error(
'rest_post_invalid_page_number',
__( 'The page number requested is larger than the number of pages available.' ),
array( 'status' => 400 )
);
}
$collections_page = array_slice( $collections_all, ( $page - 1 ) * $per_page, $per_page );
$items = array();
foreach ( $collections_page as $collection ) {
$item = $this->prepare_item_for_response( $collection, $request );
// If there's an error loading a collection, skip it and continue loading valid collections.
if ( is_wp_error( $item ) ) {
continue;
}
$item = $this->prepare_response_for_collection( $item );
$items[] = $item;
}
$response = rest_ensure_response( $items );
$response->header( 'X-WP-Total', (int) $total_items );
$response->header( 'X-WP-TotalPages', $max_pages );
$request_params = $request->get_query_params();
$collection_url = rest_url( $this->namespace . '/' . $this->rest_base );
$base = add_query_arg( urlencode_deep( $request_params ), $collection_url );
if ( $page > 1 ) {
$prev_page = $page - 1;
if ( $prev_page > $max_pages ) {
$prev_page = $max_pages;
}
$prev_link = add_query_arg( 'page', $prev_page, $base );
$response->link_header( 'prev', $prev_link );
}
if ( $max_pages > $page ) {
$next_page = $page + 1;
$next_link = add_query_arg( 'page', $next_page, $base );
$response->link_header( 'next', $next_link );
}
return $response;
}
/**
* Gets a font collection.
*
* @since 6.5.0
*
* @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 get_item( $request ) {
$slug = $request->get_param( 'slug' );
$collection = WP_Font_Library::get_instance()->get_font_collection( $slug );
if ( ! $collection ) {
return new WP_Error( 'rest_font_collection_not_found', __( 'Font collection not found.' ), array( 'status' => 404 ) );
}
return $this->prepare_item_for_response( $collection, $request );
}
/**
* Prepare a single collection output for response.
*
* @since 6.5.0
*
* @param WP_Font_Collection $item Font collection object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function prepare_item_for_response( $item, $request ) {
$fields = $this->get_fields_for_response( $request );
$data = array();
if ( rest_is_field_included( 'slug', $fields ) ) {
$data['slug'] = $item->slug;
}
// If any data fields are requested, get the collection data.
$data_fields = array( 'name', 'description', 'font_families', 'categories' );
if ( ! empty( array_intersect( $fields, $data_fields ) ) ) {
$collection_data = $item->get_data();
if ( is_wp_error( $collection_data ) ) {
$collection_data->add_data( array( 'status' => 500 ) );
return $collection_data;
}
foreach ( $data_fields as $field ) {
if ( rest_is_field_included( $field, $fields ) ) {
$data[ $field ] = $collection_data[ $field ];
}
}
}
$response = rest_ensure_response( $data );
if ( rest_is_field_included( '_links', $fields ) ) {
$links = $this->prepare_links( $item );
$response->add_links( $links );
}
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$response->data = $this->add_additional_fields_to_object( $response->data, $request );
$response->data = $this->filter_response_by_context( $response->data, $context );
/**
* Filters the font collection data for a REST API response.
*
* @since 6.5.0
*
* @param WP_REST_Response $response The response object.
* @param WP_Font_Collection $item The font collection object.
* @param WP_REST_Request $request Request used to generate the response.
*/
return apply_filters( 'rest_prepare_font_collection', $response, $item, $request );
}
/**
* Retrieves the font collection's schema, conforming to JSON Schema.
*
* @since 6.5.0
*
* @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' => 'font-collection',
'type' => 'object',
'properties' => array(
'slug' => array(
'description' => __( 'Unique identifier for the font collection.' ),
'type' => 'string',
'context' => array( 'view', 'edit', 'embed' ),
'readonly' => true,
),
'name' => array(
'description' => __( 'The name for the font collection.' ),
'type' => 'string',
'context' => array( 'view', 'edit', 'embed' ),
),
'description' => array(
'description' => __( 'The description for the font collection.' ),
'type' => 'string',
'context' => array( 'view', 'edit', 'embed' ),
),
'font_families' => array(
'description' => __( 'The font families for the font collection.' ),
'type' => 'array',
'context' => array( 'view', 'edit', 'embed' ),
),
'categories' => array(
'description' => __( 'The categories for the font collection.' ),
'type' => 'array',
'context' => array( 'view', 'edit', 'embed' ),
),
),
);
$this->schema = $schema;
return $this->add_additional_fields_schema( $this->schema );
}
/**
* Prepares links for the request.
*
* @since 6.5.0
*
* @param WP_Font_Collection $collection Font collection data
* @return array Links for the given font collection.
*/
protected function prepare_links( $collection ) {
return array(
'self' => array(
'href' => rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $collection->slug ) ),
),
'collection' => array(
'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ),
),
);
}
/**
* Retrieves the search params for the font collections.
*
* @since 6.5.0
*
* @return array Collection parameters.
*/
public function get_collection_params() {
$query_params = parent::get_collection_params();
$query_params['context'] = $this->get_context_param( array( 'default' => 'view' ) );
unset( $query_params['search'] );
/**
* Filters REST API collection parameters for the font collections controller.
*
* @since 6.5.0
*
* @param array $query_params JSON Schema-formatted collection parameters.
*/
return apply_filters( 'rest_font_collections_collection_params', $query_params );
}
/**
* Checks whether the user has permissions to use the Fonts Collections.
*
* @since 6.5.0
*
* @return true|WP_Error True if the request has write access for the item, WP_Error object otherwise.
*/
public function get_items_permissions_check( $request ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
if ( current_user_can( 'edit_theme_options' ) ) {
return true;
}
return new WP_Error(
'rest_cannot_read',
__( 'Sorry, you are not allowed to access font collections.' ),
array(
'status' => rest_authorization_required_code(),
)
);
}
}