gutenberg / lib / class-wp-rest-icons-controller-gutenberg.php

class-wp-rest-icons-controller-gutenberg.php in Gutenberg trunk, at lib/class-wp-rest-icons-controller-gutenberg.php

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1	<?php
2	/**
3	* REST API: Bundle WP_Icons_Registry_Gutenberg class instead of inheriting per WordPress version class
4	*
5	* Changes to this class should be synced to the corresponding class
6	* in WordPress core: src/wp-includes/rest-api/endpoints/class-wp-rest-icons-controller.php.
7	*
8	* @package gutenberg
9	* @subpackage REST_API
10	*/
11
12	/**
13	* Gutenberg Icons REST API Controller.
14	*
15	* @since 7.1.0
16	*/
17	class WP_REST_Icons_Controller_Gutenberg extends WP_REST_Icons_Controller {
18
19	/**
20	* Registers the routes for icons.
21	*/
22	public function register_routes() {
23	register_rest_route(
24	$this->namespace,
25	'/' . $this->rest_base,
26	array(
27	array(
28	'methods' => WP_REST_Server::READABLE,
29	'callback' => array( $this, 'get_items' ),
30	'permission_callback' => array( $this, 'get_items_permissions_check' ),
31	'args' => $this->get_collection_params(),
32	),
33	'schema' => array( $this, 'get_public_item_schema' ),
34	)
35	);
36
37	register_rest_route(
38	$this->namespace,
39	'/' . $this->rest_base . '/(?P<name>[a-z0-9](?:[a-z0-9_-][a-z0-9])?/[a-z0-9](?:[a-z0-9_-][a-z0-9])?)',
40	array(
41	'args' => array(
42	'name' => array(
43	'description' => __( 'Icon name.', 'gutenberg' ),
44	'type' => 'string',
45	),
46	),
47	array(
48	'methods' => WP_REST_Server::READABLE,
49	'callback' => array( $this, 'get_item' ),
50	'permission_callback' => array( $this, 'get_item_permissions_check' ),
51	'args' => array(
52	'context' => $this->get_context_param( array( 'default' => 'view' ) ),
53	),
54	),
55	'schema' => array( $this, 'get_public_item_schema' ),
56	)
57	);
58
59	register_rest_route(
60	$this->namespace,
61	'/' . $this->rest_base . '/(?P<collection>[a-z0-9](?:[a-z0-9_-]*[a-z0-9])?)',
62	array(
63	array(
64	'methods' => WP_REST_Server::READABLE,
65	'callback' => array( $this, 'get_items' ),
66	'permission_callback' => array( $this, 'get_items_permissions_check' ),
67	'args' => $this->get_collection_params(),
68	),
69	'schema' => array( $this, 'get_public_item_schema' ),
70	)
71	);
72	}
73
74	/**
75	* Retrieves the query params for the icons collection.
76	*
77	* Extends the base params with a `collection` parameter that corresponds
78	* to an icon collection slug. The same parameter is also captured as a
79	* URL segment by the collection-scoped route.
80	*
81	* @return array Collection parameters.
82	*/
83	public function get_collection_params() {
84	$query_params = parent::get_collection_params();
85	$query_params['collection'] = array(
86	'description' => __( 'Limit results to icons belonging to the given collection slug.', 'gutenberg' ),
87	'type' => 'string',
88	'pattern' => '^[a-z0-9]([a-z0-9_-]*[a-z0-9])?$',
89	);
90	return $query_params;
91	}
92
93	/**
94	* Retrieves all icons, optionally scoped to a collection via URL segment.
95	*
96	* @param WP_REST_Request $request Full details about the request.
97	* @return WP_REST_Response\|WP_Error Response object on success, or WP_Error object on failure.
98	*/
99	public function get_items( $request ) {
100	$collection = $request->get_param( 'collection' );
101	$collections_registry = WP_Icon_Collections_Registry::get_instance();
102	$registered_collection = null !== $collection ? $collections_registry->get_registered( $collection ) : null;
103
104	if ( null !== $collection && ( null === $registered_collection \|\| ! $registered_collection['public'] ) ) {
105	return new WP_Error(
106	'rest_icon_collection_not_found',
107	sprintf(
108	/* translators: %s: Icon collection slug. */
109	__( 'Icon collection not found: "%s".', 'gutenberg' ),
110	$collection
111	),
112	array( 'status' => 404 )
113	);
114	}
115
116	$response = array();
117	$search = $request->get_param( 'search' );
118	$icons = WP_Icons_Registry::get_instance()->get_registered_icons( $search );
119
120	foreach ( $icons as $icon ) {
121	if ( null !== $collection && ( ! isset( $icon['collection'] ) \|\| $icon['collection'] !== $collection ) ) {
122	continue;
123	}
124	$icon_collection = $collections_registry->get_registered( $icon['collection'] );
125	if ( null === $icon_collection \|\| ! $icon_collection['public'] ) {
126	continue;
127	}
128	$prepared_icon = $this->prepare_item_for_response( $icon, $request );
129	$response[] = $this->prepare_response_for_collection( $prepared_icon );
130	}
131
132	return rest_ensure_response( $response );
133	}
134
135	/**
136	* Retrieves a specific icon from the registry.
137	*
138	* Icons belonging to non-public collections are reported as not found.
139	*
140	* @param string $name Icon name.
141	* @return array\|WP_Error Icon data on success, or WP_Error object on failure.
142	*/
143	public function get_icon( $name ) {
144	$icon = parent::get_icon( $name );
145
146	if ( is_wp_error( $icon ) ) {
147	return $icon;
148	}
149
150	$collection = WP_Icon_Collections_Registry::get_instance()->get_registered( $icon['collection'] );
151	if ( null === $collection \|\| ! $collection['public'] ) {
152	return new WP_Error(
153	'rest_icon_not_found',
154	sprintf(
155	// translators: %s is the name of any user-provided name
156	__( 'Icon not found: "%s".', 'gutenberg' ),
157	$name
158	),
159	array( 'status' => 404 )
160	);
161	}
162
163	return $icon;
164	}
165
166	/**
167	* Prepare a raw icon before it gets output in a REST API response.
168	*
169	* Adds a `collection` field to the base response while keeping the
170	* namespaced icon name (e.g. `core/arrow-left`) as the `name` field.
171	*
172	* @param array $item Raw icon as registered.
173	* @param WP_REST_Request $request Request object.
174	* @return WP_REST_Response Response object.
175	*/
176	public function prepare_item_for_response( $item, $request ) {
177	$response = parent::prepare_item_for_response( $item, $request );
178	$fields = $this->get_fields_for_response( $request );
179
180	if ( rest_is_field_included( 'collection', $fields ) && isset( $item['collection'] ) ) {
181	$data = $response->get_data();
182	$data['collection'] = $item['collection'];
183	$response->set_data( $data );
184	}
185
186	return $response;
187	}
188
189	/**
190	* Retrieves the icon schema, conforming to JSON Schema.
191	*
192	* @return array Item schema data.
193	*/
194	public function get_item_schema() {
195	if ( $this->schema ) {
196	return $this->add_additional_fields_schema( $this->schema );
197	}
198
199	$schema = parent::get_item_schema();
200
201	$schema['properties']['collection'] = array(
202	'description' => __( 'The slug of the collection this icon belongs to.', 'gutenberg' ),
203	'type' => 'string',
204	'readonly' => true,
205	'context' => array( 'view', 'edit', 'embed' ),
206	);
207
208	$this->schema = $schema;
209
210	return $this->add_additional_fields_schema( $this->schema );
211	}
212	}
213