|  | 
|  | 1 | +<?php | 
|  | 2 | +/** | 
|  | 3 | + * REST API ability categories controller for Abilities API. | 
|  | 4 | + * | 
|  | 5 | + * @package WordPress | 
|  | 6 | + * @subpackage Abilities_API | 
|  | 7 | + * @since 6.9.0 | 
|  | 8 | + */ | 
|  | 9 | + | 
|  | 10 | +declare( strict_types = 1 ); | 
|  | 11 | + | 
|  | 12 | +/** | 
|  | 13 | + * Core controller used to access ability categories via the REST API. | 
|  | 14 | + * | 
|  | 15 | + * @since 6.9.0 | 
|  | 16 | + * | 
|  | 17 | + * @see WP_REST_Controller | 
|  | 18 | + */ | 
|  | 19 | +class WP_REST_Abilities_V1_Categories_Controller extends WP_REST_Controller { | 
|  | 20 | + | 
|  | 21 | +	/** | 
|  | 22 | +	 * REST API namespace. | 
|  | 23 | +	 * | 
|  | 24 | +	 * @since 6.9.0 | 
|  | 25 | +	 * @var string | 
|  | 26 | +	 */ | 
|  | 27 | +	protected $namespace = 'wp-abilities/v1'; | 
|  | 28 | + | 
|  | 29 | +	/** | 
|  | 30 | +	 * REST API base route. | 
|  | 31 | +	 * | 
|  | 32 | +	 * @since 6.9.0 | 
|  | 33 | +	 * @var string | 
|  | 34 | +	 */ | 
|  | 35 | +	protected $rest_base = 'categories'; | 
|  | 36 | + | 
|  | 37 | +	/** | 
|  | 38 | +	 * Registers the routes for ability categories. | 
|  | 39 | +	 * | 
|  | 40 | +	 * @since 6.9.0 | 
|  | 41 | +	 * | 
|  | 42 | +	 * @see register_rest_route() | 
|  | 43 | +	 */ | 
|  | 44 | +	public function register_routes(): void { | 
|  | 45 | +		register_rest_route( | 
|  | 46 | +			$this->namespace, | 
|  | 47 | +			'/' . $this->rest_base, | 
|  | 48 | +			array( | 
|  | 49 | +				array( | 
|  | 50 | +					'methods'             => WP_REST_Server::READABLE, | 
|  | 51 | +					'callback'            => array( $this, 'get_items' ), | 
|  | 52 | +					'permission_callback' => array( $this, 'get_items_permissions_check' ), | 
|  | 53 | +					'args'                => $this->get_collection_params(), | 
|  | 54 | +				), | 
|  | 55 | +				'schema' => array( $this, 'get_public_item_schema' ), | 
|  | 56 | +			) | 
|  | 57 | +		); | 
|  | 58 | + | 
|  | 59 | +		register_rest_route( | 
|  | 60 | +			$this->namespace, | 
|  | 61 | +			'/' . $this->rest_base . '/(?P<slug>[a-z0-9]+(?:-[a-z0-9]+)*)', | 
|  | 62 | +			array( | 
|  | 63 | +				'args'   => array( | 
|  | 64 | +					'slug' => array( | 
|  | 65 | +						'description' => __( 'Unique identifier for the ability category.' ), | 
|  | 66 | +						'type'        => 'string', | 
|  | 67 | +						'pattern'     => '^[a-z0-9]+(?:-[a-z0-9]+)*$', | 
|  | 68 | +					), | 
|  | 69 | +				), | 
|  | 70 | +				array( | 
|  | 71 | +					'methods'             => WP_REST_Server::READABLE, | 
|  | 72 | +					'callback'            => array( $this, 'get_item' ), | 
|  | 73 | +					'permission_callback' => array( $this, 'get_item_permissions_check' ), | 
|  | 74 | +				), | 
|  | 75 | +				'schema' => array( $this, 'get_public_item_schema' ), | 
|  | 76 | +			) | 
|  | 77 | +		); | 
|  | 78 | +	} | 
|  | 79 | + | 
|  | 80 | +	/** | 
|  | 81 | +	 * Retrieves all ability categories. | 
|  | 82 | +	 * | 
|  | 83 | +	 * @since 6.9.0 | 
|  | 84 | +	 * | 
|  | 85 | +	 * @param WP_REST_Request $request Full details about the request. | 
|  | 86 | +	 * @return WP_REST_Response Response object on success. | 
|  | 87 | +	 */ | 
|  | 88 | +	public function get_items( $request ) { | 
|  | 89 | +		$categories = wp_get_ability_categories(); | 
|  | 90 | + | 
|  | 91 | +		$page     = $request['page']; | 
|  | 92 | +		$per_page = $request['per_page']; | 
|  | 93 | +		$offset   = ( $page - 1 ) * $per_page; | 
|  | 94 | + | 
|  | 95 | +		$total_categories = count( $categories ); | 
|  | 96 | +		$max_pages        = ceil( $total_categories / $per_page ); | 
|  | 97 | + | 
|  | 98 | +		if ( $request->get_method() === 'HEAD' ) { | 
|  | 99 | +			$response = new WP_REST_Response( array() ); | 
|  | 100 | +		} else { | 
|  | 101 | +			$categories = array_slice( $categories, $offset, $per_page ); | 
|  | 102 | + | 
|  | 103 | +			$data = array(); | 
|  | 104 | +			foreach ( $categories as $category ) { | 
|  | 105 | +				$item   = $this->prepare_item_for_response( $category, $request ); | 
|  | 106 | +				$data[] = $this->prepare_response_for_collection( $item ); | 
|  | 107 | +			} | 
|  | 108 | + | 
|  | 109 | +			$response = rest_ensure_response( $data ); | 
|  | 110 | +		} | 
|  | 111 | + | 
|  | 112 | +		$response->header( 'X-WP-Total', (string) $total_categories ); | 
|  | 113 | +		$response->header( 'X-WP-TotalPages', (string) $max_pages ); | 
|  | 114 | + | 
|  | 115 | +		$query_params = $request->get_query_params(); | 
|  | 116 | +		$base         = add_query_arg( | 
|  | 117 | +			urlencode_deep( $query_params ), | 
|  | 118 | +			rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ) | 
|  | 119 | +		); | 
|  | 120 | + | 
|  | 121 | +		if ( $page > 1 ) { | 
|  | 122 | +			$prev_page = $page - 1; | 
|  | 123 | +			$prev_link = add_query_arg( 'page', $prev_page, $base ); | 
|  | 124 | +			$response->link_header( 'prev', $prev_link ); | 
|  | 125 | +		} | 
|  | 126 | + | 
|  | 127 | +		if ( $page < $max_pages ) { | 
|  | 128 | +			$next_page = $page + 1; | 
|  | 129 | +			$next_link = add_query_arg( 'page', $next_page, $base ); | 
|  | 130 | +			$response->link_header( 'next', $next_link ); | 
|  | 131 | +		} | 
|  | 132 | + | 
|  | 133 | +		return $response; | 
|  | 134 | +	} | 
|  | 135 | + | 
|  | 136 | +	/** | 
|  | 137 | +	 * Retrieves a specific ability category. | 
|  | 138 | +	 * | 
|  | 139 | +	 * @since 6.9.0 | 
|  | 140 | +	 * | 
|  | 141 | +	 * @param WP_REST_Request $request Full details about the request. | 
|  | 142 | +	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. | 
|  | 143 | +	 */ | 
|  | 144 | +	public function get_item( $request ) { | 
|  | 145 | +		$category = wp_get_ability_category( $request['slug'] ); | 
|  | 146 | +		if ( ! $category ) { | 
|  | 147 | +			return new WP_Error( | 
|  | 148 | +				'rest_ability_category_not_found', | 
|  | 149 | +				__( 'Ability category not found.' ), | 
|  | 150 | +				array( 'status' => 404 ) | 
|  | 151 | +			); | 
|  | 152 | +		} | 
|  | 153 | + | 
|  | 154 | +		$data = $this->prepare_item_for_response( $category, $request ); | 
|  | 155 | +		return rest_ensure_response( $data ); | 
|  | 156 | +	} | 
|  | 157 | + | 
|  | 158 | +	/** | 
|  | 159 | +	 * Checks if a given request has access to read ability categories. | 
|  | 160 | +	 * | 
|  | 161 | +	 * @since 6.9.0 | 
|  | 162 | +	 * | 
|  | 163 | +	 * @param WP_REST_Request $request Full details about the request. | 
|  | 164 | +	 * @return bool True if the request has read access. | 
|  | 165 | +	 */ | 
|  | 166 | +	public function get_items_permissions_check( $request ) { | 
|  | 167 | +		return current_user_can( 'read' ); | 
|  | 168 | +	} | 
|  | 169 | + | 
|  | 170 | +	/** | 
|  | 171 | +	 * Checks if a given request has access to read an ability category. | 
|  | 172 | +	 * | 
|  | 173 | +	 * @since 6.9.0 | 
|  | 174 | +	 * | 
|  | 175 | +	 * @param WP_REST_Request $request Full details about the request. | 
|  | 176 | +	 * @return bool True if the request has read access. | 
|  | 177 | +	 */ | 
|  | 178 | +	public function get_item_permissions_check( $request ) { | 
|  | 179 | +		return current_user_can( 'read' ); | 
|  | 180 | +	} | 
|  | 181 | + | 
|  | 182 | +	/** | 
|  | 183 | +	 * Prepares an ability category for response. | 
|  | 184 | +	 * | 
|  | 185 | +	 * @since 6.9.0 | 
|  | 186 | +	 * | 
|  | 187 | +	 * @param WP_Ability_Category $category The ability category object. | 
|  | 188 | +	 * @param WP_REST_Request     $request Request object. | 
|  | 189 | +	 * @return WP_REST_Response Response object. | 
|  | 190 | +	 */ | 
|  | 191 | +	public function prepare_item_for_response( $category, $request ) { | 
|  | 192 | +		$data = array( | 
|  | 193 | +			'slug'        => $category->get_slug(), | 
|  | 194 | +			'label'       => $category->get_label(), | 
|  | 195 | +			'description' => $category->get_description(), | 
|  | 196 | +			'meta'        => $category->get_meta(), | 
|  | 197 | +		); | 
|  | 198 | + | 
|  | 199 | +		$context = $request['context'] ?? 'view'; | 
|  | 200 | +		$data    = $this->add_additional_fields_to_object( $data, $request ); | 
|  | 201 | +		$data    = $this->filter_response_by_context( $data, $context ); | 
|  | 202 | + | 
|  | 203 | +		$response = rest_ensure_response( $data ); | 
|  | 204 | + | 
|  | 205 | +		$fields = $this->get_fields_for_response( $request ); | 
|  | 206 | +		if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) { | 
|  | 207 | +			$links = array( | 
|  | 208 | +				'self'       => array( | 
|  | 209 | +					'href' => rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $category->get_slug() ) ), | 
|  | 210 | +				), | 
|  | 211 | +				'collection' => array( | 
|  | 212 | +					'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ), | 
|  | 213 | +				), | 
|  | 214 | +				'abilities'  => array( | 
|  | 215 | +					'href' => rest_url( sprintf( '%s/abilities?category=%s', $this->namespace, $category->get_slug() ) ), | 
|  | 216 | +				), | 
|  | 217 | +			); | 
|  | 218 | + | 
|  | 219 | +			$response->add_links( $links ); | 
|  | 220 | +		} | 
|  | 221 | + | 
|  | 222 | +		return $response; | 
|  | 223 | +	} | 
|  | 224 | + | 
|  | 225 | +	/** | 
|  | 226 | +	 * Retrieves the ability category's schema, conforming to JSON Schema. | 
|  | 227 | +	 * | 
|  | 228 | +	 * @since 6.9.0 | 
|  | 229 | +	 * | 
|  | 230 | +	 * @return array<string, mixed> Item schema data. | 
|  | 231 | +	 */ | 
|  | 232 | +	public function get_item_schema(): array { | 
|  | 233 | +		$schema = array( | 
|  | 234 | +			'$schema'    => 'http://json-schema.org/draft-04/schema#', | 
|  | 235 | +			'title'      => 'ability-category', | 
|  | 236 | +			'type'       => 'object', | 
|  | 237 | +			'properties' => array( | 
|  | 238 | +				'slug'        => array( | 
|  | 239 | +					'description' => __( 'Unique identifier for the ability category.' ), | 
|  | 240 | +					'type'        => 'string', | 
|  | 241 | +					'context'     => array( 'view', 'edit', 'embed' ), | 
|  | 242 | +					'readonly'    => true, | 
|  | 243 | +				), | 
|  | 244 | +				'label'       => array( | 
|  | 245 | +					'description' => __( 'Display label for the category.' ), | 
|  | 246 | +					'type'        => 'string', | 
|  | 247 | +					'context'     => array( 'view', 'edit', 'embed' ), | 
|  | 248 | +					'readonly'    => true, | 
|  | 249 | +				), | 
|  | 250 | +				'description' => array( | 
|  | 251 | +					'description' => __( 'Description of the category.' ), | 
|  | 252 | +					'type'        => 'string', | 
|  | 253 | +					'context'     => array( 'view', 'edit' ), | 
|  | 254 | +					'readonly'    => true, | 
|  | 255 | +				), | 
|  | 256 | +				'meta'        => array( | 
|  | 257 | +					'description' => __( 'Meta information about the category.' ), | 
|  | 258 | +					'type'        => 'object', | 
|  | 259 | +					'context'     => array( 'view', 'edit' ), | 
|  | 260 | +					'readonly'    => true, | 
|  | 261 | +				), | 
|  | 262 | +			), | 
|  | 263 | +		); | 
|  | 264 | + | 
|  | 265 | +		return $this->add_additional_fields_schema( $schema ); | 
|  | 266 | +	} | 
|  | 267 | + | 
|  | 268 | +	/** | 
|  | 269 | +	 * Retrieves the query params for collections. | 
|  | 270 | +	 * | 
|  | 271 | +	 * @since 6.9.0 | 
|  | 272 | +	 * | 
|  | 273 | +	 * @return array<string, mixed> Collection parameters. | 
|  | 274 | +	 */ | 
|  | 275 | +	public function get_collection_params(): array { | 
|  | 276 | +		return array( | 
|  | 277 | +			'context'  => $this->get_context_param( array( 'default' => 'view' ) ), | 
|  | 278 | +			'page'     => array( | 
|  | 279 | +				'description' => __( 'Current page of the collection.' ), | 
|  | 280 | +				'type'        => 'integer', | 
|  | 281 | +				'default'     => 1, | 
|  | 282 | +				'minimum'     => 1, | 
|  | 283 | +			), | 
|  | 284 | +			'per_page' => array( | 
|  | 285 | +				'description' => __( 'Maximum number of items to be returned in result set.' ), | 
|  | 286 | +				'type'        => 'integer', | 
|  | 287 | +				'default'     => 50, | 
|  | 288 | +				'minimum'     => 1, | 
|  | 289 | +				'maximum'     => 100, | 
|  | 290 | +			), | 
|  | 291 | +		); | 
|  | 292 | +	} | 
|  | 293 | +} | 
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