class-wc-rest-product-reviews-controller.php 19.6 KB
Newer Older
imac's avatar
imac committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570
<?php
/**
 * REST API Product Reviews Controller
 *
 * Handles requests to /products/<product_id>/reviews.
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce/API
 * @since    3.0.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * REST API Product Reviews Controller Class.
 *
 * @package WooCommerce/API
 * @extends WC_REST_Controller
 */
class WC_REST_Product_Reviews_V1_Controller extends WC_REST_Controller {

	/**
	 * Endpoint namespace.
	 *
	 * @var string
	 */
	protected $namespace = 'wc/v1';

	/**
	 * Route base.
	 *
	 * @var string
	 */
	protected $rest_base = 'products/(?P<product_id>[\d]+)/reviews';

	/**
	 * Register the routes for product reviews.
	 */
	public function register_routes() {
		register_rest_route( $this->namespace, '/' . $this->rest_base, array(
			'args' => array(
				'product_id' => array(
					'description' => __( 'Unique identifier for the variable product.', 'woocommerce' ),
					'type'        => 'integer',
				),
				'id' => array(
					'description' => __( 'Unique identifier for the variation.', 'woocommerce' ),
					'type'        => 'integer',
				),
			),
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_items' ),
				'permission_callback' => array( $this, 'get_items_permissions_check' ),
				'args'                => $this->get_collection_params(),
			),
			array(
				'methods'             => WP_REST_Server::CREATABLE,
				'callback'            => array( $this, 'create_item' ),
				'permission_callback' => array( $this, 'create_item_permissions_check' ),
				'args'                => array_merge( $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ), array(
					'review' => array(
						'required'    => true,
						'type'        => 'string',
						'description' => __( 'Review content.', 'woocommerce' ),
					),
					'name' => array(
						'required'    => true,
						'type'        => 'string',
						'description' => __( 'Name of the reviewer.', 'woocommerce' ),
					),
					'email' => array(
						'required'    => true,
						'type'        => 'string',
						'description' => __( 'Email of the reviewer.', 'woocommerce' ),
					),
				) ),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );

		register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\d]+)', array(
			'args' => array(
				'product_id' => array(
					'description' => __( 'Unique identifier for the variable product.', 'woocommerce' ),
					'type'        => 'integer',
				),
				'id' => array(
					'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
					'type'        => 'integer',
				),
			),
			array(
				'methods'             => WP_REST_Server::READABLE,
				'callback'            => array( $this, 'get_item' ),
				'permission_callback' => array( $this, 'get_item_permissions_check' ),
				'args'                => array(
					'context' => $this->get_context_param( array( 'default' => 'view' ) ),
				),
			),
			array(
				'methods'             => WP_REST_Server::EDITABLE,
				'callback'            => array( $this, 'update_item' ),
				'permission_callback' => array( $this, 'update_item_permissions_check' ),
				'args'                => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
			),
			array(
				'methods'             => WP_REST_Server::DELETABLE,
				'callback'            => array( $this, 'delete_item' ),
				'permission_callback' => array( $this, 'delete_item_permissions_check' ),
				'args'                => array(
					'force' => array(
						'default'     => false,
						'type'        => 'boolean',
						'description' => __( 'Whether to bypass trash and force deletion.', 'woocommerce' ),
					),
				),
			),
			'schema' => array( $this, 'get_public_item_schema' ),
		) );
	}

	/**
	 * Check whether a given request has permission to read webhook deliveries.
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return WP_Error|boolean
	 */
	public function get_items_permissions_check( $request ) {
		if ( ! wc_rest_check_post_permissions( 'product', 'read' ) ) {
			return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot list resources.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
		}

		return true;
	}

	/**
	 * Check if a given request has access to read a product review.
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return WP_Error|boolean
	 */
	public function get_item_permissions_check( $request ) {
		$post = get_post( (int) $request['product_id'] );

		if ( $post && ! wc_rest_check_post_permissions( 'product', 'read', $post->ID ) ) {
			return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
		}

		return true;
	}

	/**
	 * Check if a given request has access to create a new product review.
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return WP_Error|boolean
	 */
	public function create_item_permissions_check( $request ) {
		$post = get_post( (int) $request['product_id'] );
		if ( $post && ! wc_rest_check_post_permissions( 'product', 'create', $post->ID ) ) {
			return new WP_Error( 'woocommerce_rest_cannot_create', __( 'Sorry, you are not allowed to create resources.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
		}
		return true;
	}

	/**
	 * Check if a given request has access to update a product review.
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return WP_Error|boolean
	 */
	public function update_item_permissions_check( $request ) {
		$post = get_post( (int) $request['product_id'] );
		if ( $post && ! wc_rest_check_post_permissions( 'product', 'edit', $post->ID ) ) {
			return new WP_Error( 'woocommerce_rest_cannot_edit', __( 'Sorry, you cannot edit this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
		}
		return true;
	}

	/**
	 * Check if a given request has access to delete a product review.
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return WP_Error|boolean
	 */
	public function delete_item_permissions_check( $request ) {
		$post = get_post( (int) $request['product_id'] );
		if ( $post && ! wc_rest_check_post_permissions( 'product', 'delete', $post->ID ) ) {
			return new WP_Error( 'woocommerce_rest_cannot_edit', __( 'Sorry, you cannot delete this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
		}
		return true;
	}

	/**
	 * Get all reviews from a product.
	 *
	 * @param WP_REST_Request $request
	 *
	 * @return array|WP_Error
	 */
	public function get_items( $request ) {
		$product_id = (int) $request['product_id'];

		if ( 'product' !== get_post_type( $product_id ) ) {
			return new WP_Error( 'woocommerce_rest_product_invalid_id', __( 'Invalid product ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$reviews = get_approved_comments( $product_id );
		$data    = array();
		foreach ( $reviews as $review_data ) {
			$review = $this->prepare_item_for_response( $review_data, $request );
			$review = $this->prepare_response_for_collection( $review );
			$data[] = $review;
		}

		return rest_ensure_response( $data );
	}

	/**
	 * Get a single product review.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response
	 */
	public function get_item( $request ) {
		$id         = (int) $request['id'];
		$product_id = (int) $request['product_id'];

		if ( 'product' !== get_post_type( $product_id ) ) {
			return new WP_Error( 'woocommerce_rest_product_invalid_id', __( 'Invalid product ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$review = get_comment( $id );

		if ( empty( $id ) || empty( $review ) || intval( $review->comment_post_ID ) !== $product_id ) {
			return new WP_Error( 'woocommerce_rest_invalid_id', __( 'Invalid resource ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$delivery = $this->prepare_item_for_response( $review, $request );
		$response = rest_ensure_response( $delivery );

		return $response;
	}


	/**
	 * Create a product review.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response
	 */
	public function create_item( $request ) {
		$product_id = (int) $request['product_id'];

		if ( 'product' !== get_post_type( $product_id ) ) {
			return new WP_Error( 'woocommerce_rest_product_invalid_id', __( 'Invalid product ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$prepared_review = $this->prepare_item_for_database( $request );

		/**
		 * Filter a product review (comment) before it is inserted via the REST API.
		 *
		 * Allows modification of the comment right before it is inserted via `wp_insert_comment`.
		 *
		 * @param array           $prepared_review The prepared comment data for `wp_insert_comment`.
		 * @param WP_REST_Request $request          Request used to insert the comment.
		 */
		$prepared_review = apply_filters( 'rest_pre_insert_product_review', $prepared_review, $request );

		$product_review_id = wp_insert_comment( $prepared_review );
		if ( ! $product_review_id ) {
			return new WP_Error( 'rest_product_review_failed_create', __( 'Creating product review failed.', 'woocommerce' ), array( 'status' => 500 ) );
		}

		update_comment_meta( $product_review_id, 'rating', ( ! empty( $request['rating'] ) ? $request['rating'] : '0' ) );

		$product_review = get_comment( $product_review_id );
		$this->update_additional_fields_for_object( $product_review, $request );

		/**
		 * Fires after a single item is created or updated via the REST API.
		 *
		 * @param WP_Comment      $product_review Inserted object.
		 * @param WP_REST_Request $request        Request object.
		 * @param boolean         $creating       True when creating item, false when updating.
		 */
		do_action( "woocommerce_rest_insert_product_review", $product_review, $request, true );

		$request->set_param( 'context', 'edit' );
		$response = $this->prepare_item_for_response( $product_review, $request );
		$response = rest_ensure_response( $response );
		$response->set_status( 201 );
		$base = str_replace( '(?P<product_id>[\d]+)', $product_id, $this->rest_base );
		$response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $base, $product_review_id ) ) );

		return $response;
	}

	/**
	 * Update a single product review.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_Error|WP_REST_Response
	 */
	public function update_item( $request ) {
		$product_review_id = (int) $request['id'];
		$product_id        = (int) $request['product_id'];

		if ( 'product' !== get_post_type( $product_id ) ) {
			return new WP_Error( 'woocommerce_rest_product_invalid_id', __( 'Invalid product ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$review = get_comment( $product_review_id );

		if ( empty( $product_review_id ) || empty( $review ) || intval( $review->comment_post_ID ) !== $product_id ) {
			return new WP_Error( 'woocommerce_rest_product_review_invalid_id', __( 'Invalid resource ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		$prepared_review = $this->prepare_item_for_database( $request );

		$updated = wp_update_comment( $prepared_review );
		if ( 0 === $updated ) {
			return new WP_Error( 'rest_product_review_failed_edit', __( 'Updating product review failed.', 'woocommerce' ), array( 'status' => 500 ) );
		}

		if ( ! empty( $request['rating'] ) ) {
			update_comment_meta( $product_review_id, 'rating', $request['rating'] );
		}

		$product_review = get_comment( $product_review_id );
		$this->update_additional_fields_for_object( $product_review, $request );

		/**
		 * Fires after a single item is created or updated via the REST API.
		 *
		 * @param WP_Comment         $comment      Inserted object.
		 * @param WP_REST_Request $request   Request object.
		 * @param boolean         $creating  True when creating item, false when updating.
		 */
		do_action( "woocommerce_rest_insert_product_review", $product_review, $request, true );

		$request->set_param( 'context', 'edit' );
		$response = $this->prepare_item_for_response( $product_review, $request );

		return rest_ensure_response( $response );
	}

	/**
	 * Delete a product review.
	 *
	 * @param WP_REST_Request $request Full details about the request
	 *
	 * @return bool|WP_Error|WP_REST_Response
	 */
	public function delete_item( $request ) {
		$product_review_id = absint( is_array( $request['id'] ) ? $request['id']['id'] : $request['id'] );
		$force             = isset( $request['force'] ) ? (bool) $request['force']     : false;

		$product_review = get_comment( $product_review_id );
		if ( empty( $product_review_id ) || empty( $product_review->comment_ID ) || empty( $product_review->comment_post_ID ) ) {
			return new WP_Error( 'woocommerce_rest_product_review_invalid_id', __( 'Invalid product review ID.', 'woocommerce' ), array( 'status' => 404 ) );
		}

		/**
		 * Filter whether a product review is trashable.
		 *
		 * Return false to disable trash support for the product review.
		 *
		 * @param boolean $supports_trash        Whether the object supports trashing.
		 * @param WP_Post $product_review        The object being considered for trashing support.
		 */
		$supports_trash = apply_filters( 'rest_product_review_trashable', ( EMPTY_TRASH_DAYS > 0 ), $product_review );

		$request->set_param( 'context', 'edit' );
		$response = $this->prepare_item_for_response( $product_review, $request );

		if ( $force ) {
			$result = wp_delete_comment( $product_review_id, true );
		} else {
			if ( ! $supports_trash ) {
				return new WP_Error( 'rest_trash_not_supported', __( 'The product review does not support trashing.', 'woocommerce' ), array( 'status' => 501 ) );
			}

			if ( 'trash' === $product_review->comment_approved ) {
				return new WP_Error( 'rest_already_trashed', __( 'The comment has already been trashed.', 'woocommerce' ), array( 'status' => 410 ) );
			}

			$result = wp_trash_comment( $product_review->comment_ID );
		}

		if ( ! $result ) {
			return new WP_Error( 'rest_cannot_delete', __( 'The product review cannot be deleted.', 'woocommerce' ), array( 'status' => 500 ) );
		}

		/**
		 * Fires after a product review is deleted via the REST API.
		 *
		 * @param object           $product_review  The deleted item.
		 * @param WP_REST_Response $response        The response data.
		 * @param WP_REST_Request  $request         The request sent to the API.
		 */
		do_action( 'rest_delete_product_review', $product_review, $response, $request );

		return $response;
	}

	/**
	 * Prepare a single product review output for response.
	 *
	 * @param WP_Comment $review Product review object.
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response $response Response data.
	 */
	public function prepare_item_for_response( $review, $request ) {
		$data = array(
			'id'           => (int) $review->comment_ID,
			'date_created' => wc_rest_prepare_date_response( $review->comment_date_gmt ),
			'review'       => $review->comment_content,
			'rating'       => (int) get_comment_meta( $review->comment_ID, 'rating', true ),
			'name'         => $review->comment_author,
			'email'        => $review->comment_author_email,
			'verified'     => wc_review_is_from_verified_owner( $review->comment_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 );

		// Wrap the data in a response object.
		$response = rest_ensure_response( $data );

		$response->add_links( $this->prepare_links( $review, $request ) );

		/**
		 * Filter product reviews object returned from the REST API.
		 *
		 * @param WP_REST_Response $response The response object.
		 * @param WP_Comment       $review   Product review object used to create response.
		 * @param WP_REST_Request  $request  Request object.
		 */
		return apply_filters( 'woocommerce_rest_prepare_product_review', $response, $review, $request );
	}

	/**
	 * Prepare a single product review to be inserted into the database.
	 *
	 * @param  WP_REST_Request $request Request object.
	 * @return array|WP_Error  $prepared_review
	 */
	protected function prepare_item_for_database( $request ) {
		$prepared_review = array( 'comment_approved' => 1, 'comment_type' => 'review' );

		if ( isset( $request['id'] ) ) {
			$prepared_review['comment_ID'] = (int) $request['id'];
		}

		if ( isset( $request['review'] ) ) {
			$prepared_review['comment_content'] = $request['review'];
		}

		if ( isset( $request['product_id'] ) ) {
			$prepared_review['comment_post_ID'] = (int) $request['product_id'];
		}

		if ( isset( $request['name'] ) ) {
			$prepared_review['comment_author'] = $request['name'];
		}

		if ( isset( $request['email'] ) ) {
			$prepared_review['comment_author_email'] = $request['email'];
		}

		return apply_filters( 'rest_preprocess_product_review', $prepared_review, $request );
	}

	/**
	 * Prepare links for the request.
	 *
	 * @param WP_Comment $review Product review object.
	 * @param WP_REST_Request $request Request object.
	 * @return array Links for the given product review.
	 */
	protected function prepare_links( $review, $request ) {
		$product_id = (int) $request['product_id'];
		$base       = str_replace( '(?P<product_id>[\d]+)', $product_id, $this->rest_base );
		$links      = array(
			'self' => array(
				'href' => rest_url( sprintf( '/%s/%s/%d', $this->namespace, $base, $review->comment_ID ) ),
			),
			'collection' => array(
				'href' => rest_url( sprintf( '/%s/%s', $this->namespace, $base ) ),
			),
			'up' => array(
				'href' => rest_url( sprintf( '/%s/products/%d', $this->namespace, $product_id ) ),
			),
		);

		return $links;
	}

	/**
	 * Get the Product Review's schema, conforming to JSON Schema.
	 *
	 * @return array
	 */
	public function get_item_schema() {
		$schema = array(
			'$schema'    => 'http://json-schema.org/draft-04/schema#',
			'title'      => 'product_review',
			'type'       => 'object',
			'properties' => array(
				'id' => array(
					'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'review' => array(
					'description' => __( 'The content of the review.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'date_created' => array(
					'description' => __( "The date the review was created, in the site's timezone.", 'woocommerce' ),
					'type'        => 'date-time',
					'context'     => array( 'view', 'edit' ),
				),
				'rating' => array(
					'description' => __( 'Review rating (0 to 5).', 'woocommerce' ),
					'type'        => 'integer',
					'context'     => array( 'view', 'edit' ),
				),
				'name' => array(
					'description' => __( 'Reviewer name.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'email' => array(
					'description' => __( 'Reviewer email.', 'woocommerce' ),
					'type'        => 'string',
					'context'     => array( 'view', 'edit' ),
				),
				'verified' => array(
					'description' => __( 'Shows if the reviewer bought the product or not.', 'woocommerce' ),
					'type'        => 'boolean',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
			),
		);

		return $this->add_additional_fields_schema( $schema );
	}

	/**
	 * Get the query params for collections.
	 *
	 * @return array
	 */
	public function get_collection_params() {
		return array(
			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
		);
	}
}