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ProductVersionStringInvalidator.php
<?php declare( strict_types=1 ); namespace Automattic\WooCommerce\Internal\Caches; use Automattic\WooCommerce\Internal\Features\FeaturesController; /** * Product version string invalidation handler. * * This class provides an 'invalidate' method that will invalidate * the version string for a given product, which in turn invalidates * any cached REST API responses containing that product. */ class ProductVersionStringInvalidator { /** * Default cache TTL in seconds for term/taxonomy entity lookups. */ const DEFAULT_TAXONOMY_LOOKUP_CACHE_TTL = 300; /** * Initialize the invalidator and register hooks. * * Hooks are only registered when both conditions are met: * - The REST API caching feature is enabled * - The backend caching setting is active * * @return void * * @since 10.5.0 * * @internal */ final public function init(): void { // We can't use FeaturesController::feature_is_enabled at this point // (before the 'init' action is triggered) because that would cause // "Translation loading for the woocommerce domain was triggered too early" warnings. if ( 'yes' !== get_option( 'woocommerce_feature_rest_api_caching_enabled' ) ) { return; } if ( 'yes' === get_option( 'woocommerce_rest_api_enable_backend_caching', 'no' ) ) { $this->register_hooks(); } } /** * Register all product-related hooks. * * Registers ALL hooks (WordPress and WooCommerce) to ensure comprehensive coverage. * This handles both standard data stores and custom implementations, as well as * third-party plugins that may use direct SQL with manual hook firing. * * @return void */ private function register_hooks(): void { // WordPress post hooks for products. add_action( 'save_post_product', array( $this, 'handle_save_post_product' ), 10, 1 ); add_action( 'delete_post', array( $this, 'handle_delete_post' ), 10, 2 ); add_action( 'trashed_post', array( $this, 'handle_trashed_post' ), 10, 1 ); add_action( 'untrashed_post', array( $this, 'handle_untrashed_post' ), 10, 1 ); // WooCommerce CRUD hooks for products. add_action( 'woocommerce_new_product', array( $this, 'handle_woocommerce_new_product' ), 10, 1 ); add_action( 'woocommerce_update_product', array( $this, 'handle_woocommerce_update_product' ), 10, 1 ); add_action( 'woocommerce_before_delete_product', array( $this, 'handle_woocommerce_before_delete_product' ), 10, 1 ); add_action( 'woocommerce_trash_product', array( $this, 'handle_woocommerce_trash_product' ), 10, 1 ); // WooCommerce CRUD hooks for variations. add_action( 'woocommerce_new_product_variation', array( $this, 'handle_woocommerce_new_product_variation' ), 10, 2 ); add_action( 'woocommerce_update_product_variation', array( $this, 'handle_woocommerce_update_product_variation' ), 10, 2 ); add_action( 'woocommerce_before_delete_product_variation', array( $this, 'handle_woocommerce_before_delete_product_variation' ), 10, 1 ); add_action( 'woocommerce_trash_product_variation', array( $this, 'handle_woocommerce_trash_product_variation' ), 10, 1 ); // SQL-level operation hooks. add_action( 'woocommerce_updated_product_stock', array( $this, 'handle_woocommerce_updated_product_stock' ), 10, 1 ); add_action( 'woocommerce_updated_product_price', array( $this, 'handle_woocommerce_updated_product_price' ), 10, 1 ); add_action( 'woocommerce_updated_product_sales', array( $this, 'handle_woocommerce_updated_product_sales' ), 10, 1 ); // Attribute-related hooks (only for CPT data store). // These hooks use direct SQL queries that assume CPT storage. if ( $this->is_using_cpt_data_store() ) { add_action( 'woocommerce_attribute_updated', array( $this, 'handle_woocommerce_attribute_updated' ), 10, 2 ); add_action( 'woocommerce_attribute_deleted', array( $this, 'handle_woocommerce_attribute_deleted' ), 10, 3 ); add_action( 'woocommerce_updated_product_attribute_summary', array( $this, 'handle_woocommerce_updated_product_attribute_summary' ), 10, 1 ); add_action( 'edited_term', array( $this, 'handle_edited_term' ), 10, 3 ); } } /** * Check if the product data store is CPT-based. * * @return bool True if using CPT data store, false otherwise. */ private function is_using_cpt_data_store(): bool { $data_store = \WC_Data_Store::load( 'product' ); return $data_store->get_current_class_name() === 'WC_Product_Data_Store_CPT'; } /** * Handle the save_post_product hook. * * @param int $post_id The post ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_save_post_product( $post_id ): void { $post_id = (int) $post_id; if ( wp_is_post_autosave( $post_id ) || wp_is_post_revision( $post_id ) ) { return; } $this->invalidate( $post_id ); } /** * Handle the delete_post hook. * * @param int $post_id The post ID. * @param \WP_Post|null $post The post object, or null if not provided. * * @return void * * @since 10.5.0 * * @internal */ public function handle_delete_post( $post_id, $post = null ): void { $post_id = (int) $post_id; if ( ! $post instanceof \WP_Post ) { $post = get_post( $post_id ); } if ( ! $post ) { return; } if ( 'product_variation' === $post->post_type ) { $this->invalidate_variation_and_parent( $post_id, (int) $post->post_parent ); } elseif ( 'product' === $post->post_type ) { $this->invalidate( $post_id ); } } /** * Handle the trashed_post hook. * * @param int $post_id The post ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_trashed_post( $post_id ): void { $this->handle_trashed_or_untrashed_post( (int) $post_id ); } /** * Handle the untrashed_post hook. * * @param int $post_id The post ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_untrashed_post( $post_id ): void { $this->handle_trashed_or_untrashed_post( (int) $post_id ); } /** * Handle the trashed_post and untrashed_post hooks. * * @param int $post_id The post ID. * * @return void */ private function handle_trashed_or_untrashed_post( int $post_id ): void { $post = get_post( $post_id ); if ( ! $post ) { return; } if ( 'product_variation' === $post->post_type ) { $this->invalidate_variation_and_parent( $post_id, $post->post_parent ); } elseif ( 'product' === $post->post_type ) { $this->invalidate( $post_id ); } } /** * Handle the woocommerce_new_product_variation hook. * * @param int $variation_id The variation ID. * @param \WC_Product $variation The variation object. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_new_product_variation( $variation_id, $variation ): void { $variation_id = (int) $variation_id; $parent_id = $variation instanceof \WC_Product ? $variation->get_parent_id() : null; $this->invalidate_variation_and_parent( $variation_id, $parent_id ); } /** * Handle the woocommerce_update_product_variation hook. * * @param int $variation_id The variation ID. * @param \WC_Product $variation The variation object. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_update_product_variation( $variation_id, $variation ): void { $variation_id = (int) $variation_id; $parent_id = $variation instanceof \WC_Product ? $variation->get_parent_id() : null; $this->invalidate_variation_and_parent( $variation_id, $parent_id ); } /** * Handle the woocommerce_new_product hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_new_product( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_update_product hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_update_product( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_before_delete_product hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_before_delete_product( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_trash_product hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_trash_product( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_before_delete_product_variation hook. * * @param int $variation_id The variation ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_before_delete_product_variation( $variation_id ): void { $this->invalidate_variation_and_parent( (int) $variation_id ); } /** * Handle the woocommerce_trash_product_variation hook. * * @param int $variation_id The variation ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_trash_product_variation( $variation_id ): void { $this->invalidate_variation_and_parent( (int) $variation_id ); } /** * Handle the woocommerce_updated_product_stock hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_updated_product_stock( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_updated_product_price hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_updated_product_price( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_updated_product_sales hook. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_updated_product_sales( $product_id ): void { $this->invalidate( (int) $product_id ); } /** * Handle the woocommerce_attribute_updated hook. * * @param int $id The attribute ID. * @param array $data The attribute data. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_attribute_updated( $id, $data ): void { if ( ! is_array( $data ) || ! isset( $data['attribute_name'] ) ) { return; } $taxonomy = wc_attribute_taxonomy_name( $data['attribute_name'] ); $this->invalidate_products_with_attribute( $taxonomy ); } /** * Handle the woocommerce_attribute_deleted hook. * * @param int $id The attribute ID. * @param string $name The attribute name. * @param string $taxonomy The attribute taxonomy. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_attribute_deleted( $id, $name, $taxonomy ): void { if ( ! is_string( $taxonomy ) || '' === $taxonomy ) { return; } $this->invalidate_products_with_attribute( $taxonomy ); } /** * Handle the woocommerce_updated_product_attribute_summary hook. * * @param int $variation_id The variation ID. * * @return void * * @since 10.5.0 * * @internal */ public function handle_woocommerce_updated_product_attribute_summary( $variation_id ): void { $this->invalidate_variation_and_parent( (int) $variation_id ); } /** * Handle the edited_term hook. * * @param int $term_id The term ID. * @param int $tt_id The term taxonomy ID. * @param string $taxonomy The taxonomy slug. * * @return void * * @since 10.5.0 * * @internal */ public function handle_edited_term( $term_id, $tt_id, $taxonomy ): void { if ( ! is_string( $taxonomy ) ) { return; } // Only handle product attribute taxonomies. if ( 0 !== strpos( $taxonomy, 'pa_' ) ) { return; } $this->invalidate_products_with_term( (int) $tt_id ); } /** * Invalidate a variation and its parent product. * * @param int $variation_id The variation ID. * @param int|null $parent_id Optional parent product ID. If not provided, will be looked up. * * @return void */ private function invalidate_variation_and_parent( int $variation_id, ?int $parent_id = null ): void { $this->invalidate( $variation_id ); if ( is_null( $parent_id ) ) { if ( $this->is_using_cpt_data_store() ) { $parent_id = wp_get_post_parent_id( $variation_id ); } else { $variation = wc_get_product( $variation_id ); $parent_id = $variation ? $variation->get_parent_id() : 0; } } if ( ! $parent_id ) { return; } $this->invalidate( $parent_id ); } /** * Invalidate all products and variations that have a specific term assigned. * * Uses the indexed wp_term_relationships table for efficient lookups. * The list of entities associated with the term is cached for performance; * the TTL can be customized via the 'woocommerce_version_string_invalidator_taxonomy_lookup_ttl' filter. * * @param int $tt_id The term taxonomy ID. * * @return void */ private function invalidate_products_with_term( int $tt_id ): void { global $wpdb; $cache_key = 'wc_cache_inv_term_' . $tt_id; $entity_ids = wp_cache_get( $cache_key, 'woocommerce' ); if ( false === $entity_ids ) { $entity_ids = $wpdb->get_col( $wpdb->prepare( "SELECT tr.object_id FROM {$wpdb->term_relationships} tr INNER JOIN {$wpdb->posts} p ON tr.object_id = p.ID WHERE tr.term_taxonomy_id = %d AND p.post_type IN ('product', 'product_variation')", $tt_id ) ); /** * Filters the cache TTL for queries that find entities associated with a term or taxonomy. * * These queries are used during cache invalidation to determine which entities * (e.g., products, variations) need their cache cleared when a term or attribute changes. * * @since 10.5.0 * * @param int $ttl Cache TTL in seconds. Default 300 (5 minutes). * @param string $entity_type The type of entity being invalidated ('product'). */ $ttl = apply_filters( 'woocommerce_version_string_invalidator_taxonomy_lookup_ttl', self::DEFAULT_TAXONOMY_LOOKUP_CACHE_TTL, 'product' ); wp_cache_set( $cache_key, $entity_ids, 'woocommerce', $ttl ); } foreach ( $entity_ids as $entity_id ) { $post_type = get_post_type( (int) $entity_id ); if ( 'product_variation' === $post_type ) { $this->invalidate_variation_and_parent( (int) $entity_id ); } else { $this->invalidate( (int) $entity_id ); } } } /** * Invalidate all products using a specific attribute taxonomy. * * The list of entities associated with the taxonomy is cached for performance; * the TTL can be customized via the 'woocommerce_version_string_invalidator_taxonomy_lookup_ttl' filter. * * @param string $taxonomy The attribute taxonomy slug. * * @return void */ private function invalidate_products_with_attribute( string $taxonomy ): void { global $wpdb; $cache_key = 'wc_cache_inv_attr_' . $taxonomy; $cached = wp_cache_get( $cache_key, 'woocommerce' ); if ( false === $cached ) { $product_ids = $wpdb->get_col( $wpdb->prepare( "SELECT DISTINCT post_id FROM {$wpdb->postmeta} WHERE meta_key = '_product_attributes' AND meta_value LIKE %s", '%' . $wpdb->esc_like( 's:' . strlen( $taxonomy ) . ':"' . $taxonomy . '"' ) . '%' ) ); $variation_ids = $wpdb->get_col( $wpdb->prepare( "SELECT DISTINCT post_id FROM {$wpdb->postmeta} WHERE meta_key = %s", 'attribute_' . $taxonomy ) ); $cached = array( 'product_ids' => $product_ids, 'variation_ids' => $variation_ids, ); // phpcs:ignore WooCommerce.Commenting.CommentHooks.MissingHookComment -- Documented above. $ttl = apply_filters( 'woocommerce_version_string_invalidator_taxonomy_lookup_ttl', self::DEFAULT_TAXONOMY_LOOKUP_CACHE_TTL, 'product' ); wp_cache_set( $cache_key, $cached, 'woocommerce', $ttl ); } foreach ( $cached['product_ids'] as $product_id ) { $this->invalidate( (int) $product_id ); } foreach ( $cached['variation_ids'] as $variation_id ) { $this->invalidate_variation_and_parent( (int) $variation_id ); } } /** * Invalidate a product version string. * * @param int $product_id The product ID. * * @return void * * @since 10.5.0 */ public function invalidate( int $product_id ): void { wc_get_container()->get( VersionStringGenerator::class )->delete_version( "product_{$product_id}" ); } }
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FILE
FOLDER
Name
Size
Permission
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ProductCache.php
3844 bytes
0644
ProductCacheController.php
5233 bytes
0644
ProductVersionStringInvalidator.php
16793 bytes
0644
VersionStringGenerator.php
5074 bytes
0644
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