class-wc-post-data.php 17.6 KB
Newer Older
Pham Huy 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
<?php
/**
 * Post Data
 *
 * Standardises certain post data on save.
 *
 * @package WooCommerce/Classes/Data
 * @version 2.2.0
 */

defined( 'ABSPATH' ) || exit;

/**
 * Post data class.
 */
class WC_Post_Data {

	/**
	 * Editing term.
	 *
	 * @var object
	 */
	private static $editing_term = null;

	/**
	 * Hook in methods.
	 */
	public static function init() {
		add_filter( 'post_type_link', array( __CLASS__, 'variation_post_link' ), 10, 2 );
		add_action( 'shutdown', array( __CLASS__, 'do_deferred_product_sync' ), 10 );
		add_action( 'set_object_terms', array( __CLASS__, 'force_default_term' ), 10, 5 );
		add_action( 'set_object_terms', array( __CLASS__, 'delete_product_query_transients' ) );
		add_action( 'deleted_term_relationships', array( __CLASS__, 'delete_product_query_transients' ) );
		add_action( 'woocommerce_product_set_stock_status', array( __CLASS__, 'delete_product_query_transients' ) );
		add_action( 'woocommerce_product_set_visibility', array( __CLASS__, 'delete_product_query_transients' ) );
		add_action( 'woocommerce_product_type_changed', array( __CLASS__, 'product_type_changed' ), 10, 3 );

		add_action( 'edit_term', array( __CLASS__, 'edit_term' ), 10, 3 );
		add_action( 'edited_term', array( __CLASS__, 'edited_term' ), 10, 3 );
		add_filter( 'update_order_item_metadata', array( __CLASS__, 'update_order_item_metadata' ), 10, 5 );
		add_filter( 'update_post_metadata', array( __CLASS__, 'update_post_metadata' ), 10, 5 );
		add_filter( 'wp_insert_post_data', array( __CLASS__, 'wp_insert_post_data' ) );
		add_filter( 'oembed_response_data', array( __CLASS__, 'filter_oembed_response_data' ), 10, 2 );

		// Status transitions.
		add_action( 'transition_post_status', array( __CLASS__, 'transition_post_status' ), 10, 3 );
		add_action( 'delete_post', array( __CLASS__, 'delete_post' ) );
		add_action( 'wp_trash_post', array( __CLASS__, 'trash_post' ) );
		add_action( 'untrashed_post', array( __CLASS__, 'untrash_post' ) );
		add_action( 'before_delete_post', array( __CLASS__, 'before_delete_order' ) );

		// Meta cache flushing.
		add_action( 'updated_post_meta', array( __CLASS__, 'flush_object_meta_cache' ), 10, 4 );
		add_action( 'updated_order_item_meta', array( __CLASS__, 'flush_object_meta_cache' ), 10, 4 );
	}

	/**
	 * Link to parent products when getting permalink for variation.
	 *
	 * @param string  $permalink Permalink.
	 * @param WP_Post $post      Post data.
	 *
	 * @return string
	 */
	public static function variation_post_link( $permalink, $post ) {
		if ( isset( $post->ID, $post->post_type ) && 'product_variation' === $post->post_type ) {
			$variation = wc_get_product( $post->ID );

			if ( $variation && $variation->get_parent_id() ) {
				return $variation->get_permalink();
			}
		}
		return $permalink;
	}

	/**
	 * Sync products queued to sync.
	 */
	public static function do_deferred_product_sync() {
		global $wc_deferred_product_sync;

		if ( ! empty( $wc_deferred_product_sync ) ) {
			$wc_deferred_product_sync = wp_parse_id_list( $wc_deferred_product_sync );
			array_walk( $wc_deferred_product_sync, array( __CLASS__, 'deferred_product_sync' ) );
		}
	}

	/**
	 * Sync a product.
	 *
	 * @param int $product_id Product ID.
	 */
	public static function deferred_product_sync( $product_id ) {
		$product = wc_get_product( $product_id );

		if ( is_callable( array( $product, 'sync' ) ) ) {
			$product->sync( $product );
		}
	}

	/**
	 * When a post status changes.
	 *
	 * @param string  $new_status New status.
	 * @param string  $old_status Old status.
	 * @param WP_Post $post       Post data.
	 */
	public static function transition_post_status( $new_status, $old_status, $post ) {
		if ( ( 'publish' === $new_status || 'publish' === $old_status ) && in_array( $post->post_type, array( 'product', 'product_variation' ), true ) ) {
			self::delete_product_query_transients();
		}
	}

	/**
	 * Delete product view transients when needed e.g. when post status changes, or visibility/stock status is modified.
	 */
	public static function delete_product_query_transients() {
		WC_Cache_Helper::get_transient_version( 'product_query', true );
	}

	/**
	 * Handle type changes.
	 *
	 * @since 3.0.0
	 * @param WC_Product $product Product data.
	 * @param string     $from    Origin type.
	 * @param string     $to      New type.
	 */
	public static function product_type_changed( $product, $from, $to ) {
		if ( 'variable' === $from && 'variable' !== $to ) {
			// If the product is no longer variable, we should ensure all variations are removed.
			$data_store = WC_Data_Store::load( 'product-variable' );
			$data_store->delete_variations( $product->get_id(), true );
		}
	}

	/**
	 * When editing a term, check for product attributes.
	 *
	 * @param  int    $term_id  Term ID.
	 * @param  int    $tt_id    Term taxonomy ID.
	 * @param  string $taxonomy Taxonomy slug.
	 */
	public static function edit_term( $term_id, $tt_id, $taxonomy ) {
		if ( strpos( $taxonomy, 'pa_' ) === 0 ) {
			self::$editing_term = get_term_by( 'id', $term_id, $taxonomy );
		} else {
			self::$editing_term = null;
		}
	}

	/**
	 * When a term is edited, check for product attributes and update variations.
	 *
	 * @param  int    $term_id  Term ID.
	 * @param  int    $tt_id    Term taxonomy ID.
	 * @param  string $taxonomy Taxonomy slug.
	 */
	public static function edited_term( $term_id, $tt_id, $taxonomy ) {
		if ( ! is_null( self::$editing_term ) && strpos( $taxonomy, 'pa_' ) === 0 ) {
			$edited_term = get_term_by( 'id', $term_id, $taxonomy );

			if ( $edited_term->slug !== self::$editing_term->slug ) {
				global $wpdb;

				$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->postmeta} SET meta_value = %s WHERE meta_key = %s AND meta_value = %s;", $edited_term->slug, 'attribute_' . sanitize_title( $taxonomy ), self::$editing_term->slug ) );

				$wpdb->query(
					$wpdb->prepare(
						"UPDATE {$wpdb->postmeta} SET meta_value = REPLACE( meta_value, %s, %s ) WHERE meta_key = '_default_attributes'",
						serialize( self::$editing_term->taxonomy ) . serialize( self::$editing_term->slug ),
						serialize( $edited_term->taxonomy ) . serialize( $edited_term->slug )
					)
				);
			}
		} else {
			self::$editing_term = null;
		}
	}

	/**
	 * Ensure floats are correctly converted to strings based on PHP locale.
	 *
	 * @param  null   $check      Whether to allow updating metadata for the given type.
	 * @param  int    $object_id  Object ID.
	 * @param  string $meta_key   Meta key.
	 * @param  mixed  $meta_value Meta value. Must be serializable if non-scalar.
	 * @param  mixed  $prev_value If specified, only update existing metadata entries with the specified value. Otherwise, update all entries.
	 * @return null|bool
	 */
	public static function update_order_item_metadata( $check, $object_id, $meta_key, $meta_value, $prev_value ) {
		if ( ! empty( $meta_value ) && is_float( $meta_value ) ) {

			// Convert float to string.
			$meta_value = wc_float_to_string( $meta_value );

			// Update meta value with new string.
			update_metadata( 'order_item', $object_id, $meta_key, $meta_value, $prev_value );

			return true;
		}
		return $check;
	}

	/**
	 * Ensure floats are correctly converted to strings based on PHP locale.
	 *
	 * @param  null   $check      Whether to allow updating metadata for the given type.
	 * @param  int    $object_id  Object ID.
	 * @param  string $meta_key   Meta key.
	 * @param  mixed  $meta_value Meta value. Must be serializable if non-scalar.
	 * @param  mixed  $prev_value If specified, only update existing metadata entries with the specified value. Otherwise, update all entries.
	 * @return null|bool
	 */
	public static function update_post_metadata( $check, $object_id, $meta_key, $meta_value, $prev_value ) {
		// Delete product cache if someone uses meta directly.
		if ( in_array( get_post_type( $object_id ), array( 'product', 'product_variation' ), true ) ) {
			wp_cache_delete( 'product-' . $object_id, 'products' );
		}

		if ( ! empty( $meta_value ) && is_float( $meta_value ) && ! registered_meta_key_exists( 'post', $meta_key ) && in_array( get_post_type( $object_id ), array_merge( wc_get_order_types(), array( 'shop_coupon', 'product', 'product_variation' ) ), true ) ) {

			// Convert float to string.
			$meta_value = wc_float_to_string( $meta_value );

			// Update meta value with new string.
			update_metadata( 'post', $object_id, $meta_key, $meta_value, $prev_value );

			return true;
		}
		return $check;
	}

	/**
	 * Forces the order posts to have a title in a certain format (containing the date).
	 * Forces certain product data based on the product's type, e.g. grouped products cannot have a parent.
	 *
	 * @param array $data An array of slashed post data.
	 * @return array
	 */
	public static function wp_insert_post_data( $data ) {
		if ( 'shop_order' === $data['post_type'] && isset( $data['post_date'] ) ) {
			$order_title = 'Order';
			if ( $data['post_date'] ) {
				$order_title .= ' &ndash; ' . date_i18n( 'F j, Y @ h:i A', strtotime( $data['post_date'] ) );
			}
			$data['post_title'] = $order_title;
		} elseif ( 'product' === $data['post_type'] && isset( $_POST['product-type'] ) ) { // WPCS: input var ok, CSRF ok.
			$product_type = wc_clean( wp_unslash( $_POST['product-type'] ) ); // WPCS: input var ok, CSRF ok.
			switch ( $product_type ) {
				case 'grouped':
				case 'variable':
					$data['post_parent'] = 0;
					break;
			}
		} elseif ( 'product' === $data['post_type'] && 'auto-draft' === $data['post_status'] ) {
			$data['post_title'] = 'AUTO-DRAFT';
		}

		return $data;
	}

	/**
	 * Change embed data for certain post types.
	 *
	 * @since 3.2.0
	 * @param array   $data The response data.
	 * @param WP_Post $post The post object.
	 * @return array
	 */
	public static function filter_oembed_response_data( $data, $post ) {
		if ( in_array( $post->post_type, array( 'shop_order', 'shop_coupon' ), true ) ) {
			return array();
		}
		return $data;
	}

	/**
	 * Removes variations etc belonging to a deleted post, and clears transients.
	 *
	 * @param mixed $id ID of post being deleted.
	 */
	public static function delete_post( $id ) {
		if ( ! current_user_can( 'delete_posts' ) || ! $id ) {
			return;
		}

		$post_type = get_post_type( $id );

		switch ( $post_type ) {
			case 'product':
				$data_store = WC_Data_Store::load( 'product-variable' );
				$data_store->delete_variations( $id, true );
				$data_store->delete_from_lookup_table( $id, 'wc_product_meta_lookup' );
				$parent_id = wp_get_post_parent_id( $id );

				if ( $parent_id ) {
					wc_delete_product_transients( $parent_id );
				}
				break;
			case 'product_variation':
				$data_store = WC_Data_Store::load( 'product' );
				$data_store->delete_from_lookup_table( $id, 'wc_product_meta_lookup' );
				wc_delete_product_transients( wp_get_post_parent_id( $id ) );
				break;
			case 'shop_order':
				global $wpdb;

				$refunds = $wpdb->get_results( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type = 'shop_order_refund' AND post_parent = %d", $id ) );

				if ( ! is_null( $refunds ) ) {
					foreach ( $refunds as $refund ) {
						wp_delete_post( $refund->ID, true );
					}
				}
				break;
		}
	}

	/**
	 * Trash post.
	 *
	 * @param mixed $id Post ID.
	 */
	public static function trash_post( $id ) {
		if ( ! $id ) {
			return;
		}

		$post_type = get_post_type( $id );

		// If this is an order, trash any refunds too.
		if ( in_array( $post_type, wc_get_order_types( 'order-count' ), true ) ) {
			global $wpdb;

			$refunds = $wpdb->get_results( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type = 'shop_order_refund' AND post_parent = %d", $id ) );

			foreach ( $refunds as $refund ) {
				$wpdb->update( $wpdb->posts, array( 'post_status' => 'trash' ), array( 'ID' => $refund->ID ) );
			}

			wc_delete_shop_order_transients( $id );

			// If this is a product, trash children variations.
		} elseif ( 'product' === $post_type ) {
			$data_store = WC_Data_Store::load( 'product-variable' );
			$data_store->delete_variations( $id, false );
		}
	}

	/**
	 * Untrash post.
	 *
	 * @param mixed $id Post ID.
	 */
	public static function untrash_post( $id ) {
		if ( ! $id ) {
			return;
		}

		$post_type = get_post_type( $id );

		if ( in_array( $post_type, wc_get_order_types( 'order-count' ), true ) ) {
			global $wpdb;

			$refunds = $wpdb->get_results( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_type = 'shop_order_refund' AND post_parent = %d", $id ) );

			foreach ( $refunds as $refund ) {
				$wpdb->update( $wpdb->posts, array( 'post_status' => 'wc-completed' ), array( 'ID' => $refund->ID ) );
			}

			wc_delete_shop_order_transients( $id );

		} elseif ( 'product' === $post_type ) {
			$data_store = WC_Data_Store::load( 'product-variable' );
			$data_store->untrash_variations( $id );

			wc_product_force_unique_sku( $id );
		}
	}

	/**
	 * Before deleting an order, do some cleanup.
	 *
	 * @since 3.2.0
	 * @param int $order_id Order ID.
	 */
	public static function before_delete_order( $order_id ) {
		if ( in_array( get_post_type( $order_id ), wc_get_order_types(), true ) ) {
			// Clean up user.
			$order = wc_get_order( $order_id );

			// Check for `get_customer_id`, since this may be e.g. a refund order (which doesn't implement it).
			$customer_id = is_callable( array( $order, 'get_customer_id' ) ) ? $order->get_customer_id() : 0;

			if ( $customer_id > 0 && 'shop_order' === $order->get_type() ) {
				$customer    = new WC_Customer( $customer_id );
				$order_count = $customer->get_order_count();
				$order_count --;

				if ( 0 === $order_count ) {
					$customer->set_is_paying_customer( false );
					$customer->save();
				}

				// Delete order count meta.
				delete_user_meta( $customer_id, '_order_count' );
			}

			// Clean up items.
			self::delete_order_items( $order_id );
			self::delete_order_downloadable_permissions( $order_id );
		}
	}

	/**
	 * Remove item meta on permanent deletion.
	 *
	 * @param int $postid Post ID.
	 */
	public static function delete_order_items( $postid ) {
		global $wpdb;

		if ( in_array( get_post_type( $postid ), wc_get_order_types(), true ) ) {
			do_action( 'woocommerce_delete_order_items', $postid );

			$wpdb->query(
				"
				DELETE {$wpdb->prefix}woocommerce_order_items, {$wpdb->prefix}woocommerce_order_itemmeta
				FROM {$wpdb->prefix}woocommerce_order_items
				JOIN {$wpdb->prefix}woocommerce_order_itemmeta ON {$wpdb->prefix}woocommerce_order_items.order_item_id = {$wpdb->prefix}woocommerce_order_itemmeta.order_item_id
				WHERE {$wpdb->prefix}woocommerce_order_items.order_id = '{$postid}';
				"
			); // WPCS: unprepared SQL ok.

			do_action( 'woocommerce_deleted_order_items', $postid );
		}
	}

	/**
	 * Remove downloadable permissions on permanent order deletion.
	 *
	 * @param int $postid Post ID.
	 */
	public static function delete_order_downloadable_permissions( $postid ) {
		if ( in_array( get_post_type( $postid ), wc_get_order_types(), true ) ) {
			do_action( 'woocommerce_delete_order_downloadable_permissions', $postid );

			$data_store = WC_Data_Store::load( 'customer-download' );
			$data_store->delete_by_order_id( $postid );

			do_action( 'woocommerce_deleted_order_downloadable_permissions', $postid );
		}
	}

	/**
	 * Flush meta cache for CRUD objects on direct update.
	 *
	 * @param  int    $meta_id    Meta ID.
	 * @param  int    $object_id  Object ID.
	 * @param  string $meta_key   Meta key.
	 * @param  string $meta_value Meta value.
	 */
	public static function flush_object_meta_cache( $meta_id, $object_id, $meta_key, $meta_value ) {
		WC_Cache_Helper::incr_cache_prefix( 'object_' . $object_id );
	}

	/**
	 * Ensure default category gets set.
	 *
	 * @since 3.3.0
	 * @param int    $object_id Product ID.
	 * @param array  $terms     Terms array.
	 * @param array  $tt_ids    Term ids array.
	 * @param string $taxonomy  Taxonomy name.
	 * @param bool   $append    Are we appending or setting terms.
	 */
	public static function force_default_term( $object_id, $terms, $tt_ids, $taxonomy, $append ) {
		if ( ! $append && 'product_cat' === $taxonomy && empty( $tt_ids ) && 'product' === get_post_type( $object_id ) ) {
			$default_term = absint( get_option( 'default_product_cat', 0 ) );
			$tt_ids       = array_map( 'absint', $tt_ids );

			if ( $default_term && ! in_array( $default_term, $tt_ids, true ) ) {
				wp_set_post_terms( $object_id, array( $default_term ), 'product_cat', true );
			}
		}
	}

	/**
	 * When setting stock level, ensure the stock status is kept in sync.
	 *
	 * @param  int    $meta_id    Meta ID.
	 * @param  int    $object_id  Object ID.
	 * @param  string $meta_key   Meta key.
	 * @param  mixed  $meta_value Meta value.
	 * @deprecated    3.3
	 */
	public static function sync_product_stock_status( $meta_id, $object_id, $meta_key, $meta_value ) {}

	/**
	 * Update changed downloads.
	 *
	 * @deprecated  3.3.0 No action is necessary on changes to download paths since download_id is no longer based on file hash.
	 * @param int   $product_id   Product ID.
	 * @param int   $variation_id Variation ID. Optional product variation identifier.
	 * @param array $downloads    Newly set files.
	 */
	public static function process_product_file_download_paths( $product_id, $variation_id, $downloads ) {
		wc_deprecated_function( __FUNCTION__, '3.3' );
	}

	/**
	 * Delete transients when terms are set.
	 *
	 * @deprecated   3.6
	 * @param int    $object_id  Object ID.
	 * @param mixed  $terms      An array of object terms.
	 * @param array  $tt_ids     An array of term taxonomy IDs.
	 * @param string $taxonomy   Taxonomy slug.
	 * @param mixed  $append     Whether to append new terms to the old terms.
	 * @param array  $old_tt_ids Old array of term taxonomy IDs.
	 */
	public static function set_object_terms( $object_id, $terms, $tt_ids, $taxonomy, $append, $old_tt_ids ) {
		if ( in_array( get_post_type( $object_id ), array( 'product', 'product_variation' ), true ) ) {
			self::delete_product_query_transients();
		}
	}
}

WC_Post_Data::init();