FM / includes

/home/techb158/balacoffee.com/wp-content/plugins/woocommerce/includes/

/home/techb158/balacoffee.com/wp-content/plugins/woocommerce/includes

Name	Size	Mode	Actions
abstracts/	-	0755	rm
admin/	-	0755	rm
blocks/	-	0755	rm
cli/	-	0755	rm
customizer/	-	0755	rm
data-stores/	-	0755	rm
emails/	-	0755	rm
export/	-	0755	rm
gateways/	-	0755	rm
import/	-	0755	rm
integrations/	-	0755	rm
interfaces/	-	0755	rm
legacy/	-	0755	rm
libraries/	-	0755	rm
log-handlers/	-	0755	rm
payment-tokens/	-	0755	rm
product-usage/	-	0755	rm
queue/	-	0755	rm
react-admin/	-	0755	rm
rest-api/	-	0755	rm
shipping/	-	0755	rm
shortcodes/	-	0755	rm
theme-support/	-	0755	rm
tracks/	-	0755	rm
traits/	-	0755	rm
walkers/	-	0755	rm
wccom-site/	-	0755	rm
widgets/	-	0755	rm
class-wc-ajax.php	134598	0644	edit dl rm
class-wc-auth.php	12995	0644	edit dl rm
class-wc-autoloader.php	5394	0644	edit dl rm
class-wc-background-emailer.php	4685	0644	edit dl rm
class-wc-background-updater.php	3535	0644	edit dl rm
class-wc-brands-brand-settings-manager.php	1826	0644	edit dl rm
class-wc-brands-coupons.php	7059	0644	edit dl rm
class-wc-brands.php	35635	0644	edit dl rm
class-wc-breadcrumb.php	10660	0644	edit dl rm
class-wc-cache-helper.php	12998	0644	edit dl rm
class-wc-cart-fees.php	3448	0644	edit dl rm
class-wc-cart-session.php	25975	0644	edit dl rm
class-wc-cart-totals.php	29163	0644	edit dl rm
class-wc-cart.php	77386	0644	edit dl rm
class-wc-checkout.php	51349	0644	edit dl rm
class-wc-cli.php	3419	0644	edit dl rm
class-wc-comments.php	23631	0644	edit dl rm
class-wc-countries.php	51881	0644	edit dl rm
class-wc-coupon.php	44920	0644	edit dl rm
class-wc-customer-download-log.php	3452	0644	edit dl rm
class-wc-customer-download.php	10587	0644	edit dl rm
class-wc-customer.php	34000	0644	edit dl rm
class-wc-data-exception.php	1321	0644	edit dl rm
class-wc-data-store.php	6752	0644	edit dl rm
class-wc-datetime.php	2310	0644	edit dl rm
class-wc-deprecated-action-hooks.php	6746	0644	edit dl rm
class-wc-deprecated-filter-hooks.php	7518	0644	edit dl rm
class-wc-discounts.php	37523	0644	edit dl rm
class-wc-download-handler.php	29053	0644	edit dl rm
class-wc-emails.php	40244	0644	edit dl rm
class-wc-embed.php	4342	0644	edit dl rm
class-wc-form-handler.php	49327	0644	edit dl rm
class-wc-frontend-scripts.php	35185	0644	edit dl rm
class-wc-geo-ip.php	31159	0644	edit dl rm
class-wc-geolite-integration.php	2036	0644	edit dl rm
class-wc-geolocation.php	11615	0644	edit dl rm
class-wc-https.php	4439	0644	edit dl rm
class-wc-install.php	119017	0644	edit dl rm
class-wc-integrations.php	1308	0644	edit dl rm
class-wc-log-levels.php	3992	0644	edit dl rm
class-wc-logger.php	9639	0644	edit dl rm
class-wc-meta-data.php	2260	0644	edit dl rm
class-wc-order-factory.php	8951	0644	edit dl rm
class-wc-order-item-coupon.php	4175	0644	edit dl rm
class-wc-order-item-fee.php	10228	0644	edit dl rm
class-wc-order-item-meta.php	5942	0644	edit dl rm
class-wc-order-item-product.php	17962	0644	edit dl rm
class-wc-order-item-shipping.php	9815	0644	edit dl rm
class-wc-order-item-tax.php	6644	0644	edit dl rm
class-wc-order-item.php	21907	0644	edit dl rm
class-wc-order-query.php	2613	0644	edit dl rm
class-wc-order-refund.php	6135	0644	edit dl rm
class-wc-order.php	79423	0644	edit dl rm
class-wc-payment-gateways.php	14601	0644	edit dl rm
class-wc-payment-tokens.php	6390	0644	edit dl rm
class-wc-post-data.php	39617	0644	edit dl rm
class-wc-post-types.php	33680	0644	edit dl rm
class-wc-privacy-background-process.php	1833	0644	edit dl rm
class-wc-privacy-erasers.php	13941	0644	edit dl rm
class-wc-privacy-exporters.php	15044	0644	edit dl rm
class-wc-privacy.php	17629	0644	edit dl rm
class-wc-product-attribute.php	8057	0644	edit dl rm
class-wc-product-download.php	13494	0644	edit dl rm
class-wc-product-external.php	5104	0644	edit dl rm
class-wc-product-factory.php	4698	0644	edit dl rm
class-wc-product-grouped.php	6974	0644	edit dl rm
class-wc-product-query.php	2328	0644	edit dl rm
class-wc-product-simple.php	2765	0644	edit dl rm
class-wc-product-variable.php	24334	0644	edit dl rm
class-wc-product-variation.php	20661	0644	edit dl rm
class-wc-query.php	34299	0644	edit dl rm
class-wc-rate-limiter.php	4100	0644	edit dl rm
class-wc-regenerate-images-request.php	7923	0644	edit dl rm
class-wc-regenerate-images.php	15806	0644	edit dl rm
class-wc-register-wp-admin-settings.php	5171	0644	edit dl rm
class-wc-rest-authentication.php	22068	0644	edit dl rm
class-wc-rest-exception.php	276	0644	edit dl rm
class-wc-session-handler.php	25162	0644	edit dl rm
class-wc-shipping-rate.php	9566	0644	edit dl rm
class-wc-shipping-zone.php	13392	0644	edit dl rm
class-wc-shipping-zones.php	5115	0644	edit dl rm
class-wc-shipping.php	13371	0644	edit dl rm
class-wc-shortcodes.php	19274	0644	edit dl rm
class-wc-structured-data.php	25011	0644	edit dl rm
class-wc-tax.php	40694	0644	edit dl rm
class-wc-template-loader.php	20911	0644	edit dl rm
class-wc-tracker.php	52731	0644	edit dl rm
class-wc-validation.php	5929	0644	edit dl rm
class-wc-webhook.php	30807	0644	edit dl rm
class-woocommerce.php	63814	0644	edit dl rm
wc-account-functions.php	14485	0644	edit dl rm
wc-attribute-functions.php	22377	0644	edit dl rm
wc-brands-functions.php	4270	0644	edit dl rm
wc-cart-functions.php	21308	0644	edit dl rm
wc-conditional-functions.php	15902	0644	edit dl rm
wc-core-functions.php	80603	0644	edit dl rm
wc-coupon-functions.php	5698	0644	edit dl rm
wc-deprecated-functions.php	40731	0644	edit dl rm
wc-formatting-functions.php	51093	0644	edit dl rm
wc-interactivity-api-functions.php	2219	0644	edit dl rm
wc-notice-functions.php	8696	0644	edit dl rm
wc-order-functions.php	45065	0644	edit dl rm
wc-order-item-functions.php	5153	0644	edit dl rm
wc-order-step-logger-functions.php	6114	0644	edit dl rm
wc-page-functions.php	9657	0644	edit dl rm
wc-product-functions.php	68992	0644	edit dl rm
wc-rest-functions.php	14268	0644	edit dl rm
wc-stock-functions.php	17851	0644	edit dl rm
wc-template-functions.php	145476	0644	edit dl rm
wc-template-hooks.php	13151	0644	edit dl rm
wc-term-functions.php	25158	0644	edit dl rm
wc-update-functions.php	104837	0644	edit dl rm
wc-user-functions.php	36197	0644	edit dl rm
wc-webhook-functions.php	5905	0644	edit dl rm
wc-widget-functions.php	2063	0644	edit dl rm

Edit: /home/techb158/balacoffee.com/wp-content/plugins/woocommerce/includes/class-wc-cache-helper.php (12998B)

<?php
/**
 * WC_Cache_Helper class.
 *
 * @package WooCommerce\Classes
 */

use Automattic\WooCommerce\Caching\CacheNameSpaceTrait;

defined( 'ABSPATH' ) || exit;

/**
 * WC_Cache_Helper.
 */
class WC_Cache_Helper {
	use CacheNameSpaceTrait;

/**
	 * Transients to delete on shutdown.
	 *
	 * @var array Array of transient keys.
	 */
	private static $delete_transients = array();

/**
	 * Hook in methods.
	 */
	public static function init() {
		add_action( 'wp_headers', array( __CLASS__, 'prevent_caching' ), 5 ); // Lower priority than default to facilitate plugins enforcing `no-store` if desired.
		add_action( 'shutdown', array( __CLASS__, 'delete_transients_on_shutdown' ), 10 );
		add_action( 'template_redirect', array( __CLASS__, 'geolocation_ajax_redirect' ) );
		add_action( 'wc_ajax_update_order_review', array( __CLASS__, 'update_geolocation_hash' ), 5 );
		add_action( 'admin_notices', array( __CLASS__, 'notices' ) );
		add_action( 'delete_version_transients', array( __CLASS__, 'delete_version_transients' ), 10 );
		add_action( 'clean_term_cache', array( __CLASS__, 'clean_term_cache' ), 10, 2 );
		add_action( 'edit_terms', array( __CLASS__, 'clean_term_cache' ), 10, 2 );
	}

/**
	 * Prevent caching on certain pages.
	 *
	 * @since 3.6.0
	 * @since 10.1.0 This is now a callback for the `wp_headers` filter as opposed to a callback for the `wp` action.
	 *
	 * @param array<string, string> $headers Header names and field values.
	 * @return array<string, string> Filtered headers.
	 */
	public static function prevent_caching( $headers ) {
		if ( ! is_blog_installed() ) {
			return $headers;
		}
		$page_ids = array_filter( array( wc_get_page_id( 'cart' ), wc_get_page_id( 'checkout' ), wc_get_page_id( 'myaccount' ) ) );

if ( ! is_page( $page_ids ) ) {
			return $headers;
		}

self::set_nocache_constants();

// Gather the original Cache-Control directives as well as the nocache ones to merge into one new Cache-Control header.
		if ( isset( $headers['Cache-Control'] ) ) {
			$old_directives = preg_split( '/\s*,\s*/', trim( $headers['Cache-Control'] ) );
		} else {
			$old_directives = array();
		}
		$nocache_headers = wp_get_nocache_headers();
		if ( isset( $nocache_headers['Cache-Control'] ) ) {
			$new_directives = preg_split( '/\s*,\s*/', trim( $nocache_headers['Cache-Control'] ) );
		} else {
			$new_directives = array();
		}

$headers = array_merge( $headers, $nocache_headers );

/*
		 * If the user is not logged in, remove the `no-store` directive so that bfcache is not blocked for visitors,
		 * allowing them to benefit from instant back/forward navigations in the storefront. This essentially undoes
		 * <https://core.trac.wordpress.org/ticket/61942> which seems to have been excessive since the `private`
		 * directive was already being sent to prevent the page from being cached in a proxy server.
		 *
		 * Note that <https://core.trac.wordpress.org/ticket/63636> proposes removing `no-store` for logged-in users as
		 * well. When that happens, the following if statement can be removed since core would no longer be sending
		 * `no-store` in the first place.
		 *
		 * If a site really wants to enforce the `no-store` directive for some reason, they can do so by making sure
		 * that the `no-store` directive is added to the `Cache-Control` header via the `wp_headers` filter, for
		 * example:
		 *
		 *     add_filter( 'wp_headers', function ( $headers ) {
		 *         if ( isset( $headers['Cache-Control'] ) ) {
		 *             $directives = preg_split( ':\s*,\s*:', trim( $headers['Cache-Control'] ) );
		 *             if ( in_array( 'private', $directives, true ) ) {
		 *                 $headers['Cache-Control'] = join(
		 *                     ', ',
		 *                     array_unique(
		 *                         array_merge(
		 *                             $directives,
		 *                             array( 'no-store' )
		 *                         )
		 *                     )
		 *                 );
		 *             }
		 *         }
		 *         return $headers;
		 *     } );
		 */
		if ( ! is_user_logged_in() ) {
			$new_directives = array_diff( $new_directives, array( 'no-store' ) );
		}

$headers['Cache-Control'] = implode( ', ', array_unique( array_merge( $old_directives, $new_directives ) ) );

return $headers;
	}

/**
	 * Add a transient to delete on shutdown.
	 *
	 * @since 3.6.0
	 * @param string|array $keys Transient key or keys.
	 */
	public static function queue_delete_transient( $keys ) {
		self::$delete_transients = array_unique( array_merge( is_array( $keys ) ? $keys : array( $keys ), self::$delete_transients ) );
	}

/**
	 * Transients that don't need to be cleaned right away can be deleted on shutdown to avoid repetition.
	 *
	 * @since 3.6.0
	 */
	public static function delete_transients_on_shutdown() {
		if ( self::$delete_transients ) {
			foreach ( self::$delete_transients as $key ) {
				delete_transient( $key );
			}
			self::$delete_transients = array();
		}
	}

/**
	 * Used to clear layered nav counts based on passed attribute names.
	 *
	 * @since 3.6.0
	 * @param array $attribute_keys Attribute keys.
	 */
	public static function invalidate_attribute_count( $attribute_keys ) {
		if ( $attribute_keys ) {
			foreach ( $attribute_keys as $attribute_key ) {
				self::queue_delete_transient( 'wc_layered_nav_counts_' . $attribute_key );
			}
		}
	}

/**
	 * Get a hash of the customer location.
	 *
	 * @return string
	 */
	public static function geolocation_ajax_get_location_hash() {
		$customer             = new WC_Customer( 0, true );
		$location             = array();
		$location['country']  = $customer->get_billing_country();
		$location['state']    = $customer->get_billing_state();
		$location['postcode'] = $customer->get_billing_postcode();
		$location['city']     = $customer->get_billing_city();
		$location_hash        = substr( md5( strtolower( implode( '', $location ) ) ), 0, 12 );

/**
		 * Controls the location hash used in geolocation-based caching.
		 *
		 * @since 3.6.0
		 *
		 * @param string      $location_hash The hash used for geolocation.
		 * @param array       $location      The location/address data.
		 * @param WC_Customer $customer      The current customer object.
		 */
		return apply_filters( 'woocommerce_geolocation_ajax_get_location_hash', $location_hash, $location, $customer );
	}

/**
	 * When using geolocation via ajax, to bust cache, redirect if the location hash does not equal the querystring.
	 *
	 * This prevents caching of the wrong data for this request.
	 */
	public static function geolocation_ajax_redirect() {
		if ( 'geolocation_ajax' === get_option( 'woocommerce_default_customer_address' ) && ! is_checkout() && ! is_cart() && ! is_account_page() && ! is_robots() && ! wp_doing_ajax() && empty( $_POST ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
			$location_hash = self::geolocation_ajax_get_location_hash();
			$current_hash  = isset( $_GET['v'] ) ? wc_clean( wp_unslash( $_GET['v'] ) ) : ''; // WPCS: sanitization ok, input var ok, CSRF ok.
			if ( empty( $current_hash ) || $current_hash !== $location_hash ) {
				global $wp;

$redirect_url = trailingslashit( home_url( $wp->request ) );

if ( ! empty( $_SERVER['QUERY_STRING'] ) ) { // WPCS: Input var ok.
					$redirect_url = add_query_arg( wp_unslash( $_SERVER['QUERY_STRING'] ), '', $redirect_url ); // WPCS: sanitization ok, Input var ok.
				}

if ( ! get_option( 'permalink_structure' ) ) {
					$redirect_url = add_query_arg( $wp->query_string, '', $redirect_url );
				}

$redirect_url = add_query_arg( 'v', $location_hash, remove_query_arg( array( 'v', 'add-to-cart' ), $redirect_url ) );
				wp_safe_redirect( esc_url_raw( $redirect_url ), 307 );
				exit;
			}
		}
	}

/**
	 * Updates the `woocommerce_geo_hash` cookie, which is used to help ensure we display
	 * the correct pricing etc to customers, according to their billing country.
	 *
	 * Note that:
	 *
	 * A) This only sets the cookie if the default customer address is set to "Geolocate (with
	 *    Page Caching Support)".
	 *
	 * B) It is hooked into the `wc_ajax_update_order_review` action, which has the benefit of
	 *    ensuring we update the cookie any time the billing country is changed.
	 */
	public static function update_geolocation_hash() {
		if ( 'geolocation_ajax' === get_option( 'woocommerce_default_customer_address' ) ) {
			wc_setcookie( 'woocommerce_geo_hash', static::geolocation_ajax_get_location_hash(), time() + HOUR_IN_SECONDS );
		}
	}

/**
	 * Get transient version.
	 *
	 * When using transients with unpredictable names, e.g. those containing an md5
	 * hash in the name, we need a way to invalidate them all at once.
	 *
	 * When using default WP transients we're able to do this with a DB query to
	 * delete transients manually.
	 *
	 * With external cache however, this isn't possible. Instead, this function is used
	 * to append a unique string (based on time()) to each transient. When transients
	 * are invalidated, the transient version will increment and data will be regenerated.
	 *
	 * Raised in issue https://github.com/woocommerce/woocommerce/issues/5777.
	 * Adapted from ideas in http://tollmanz.com/invalidation-schemes/.
	 *
	 * @param  string  $group   Name for the group of transients we need to invalidate.
	 * @param  boolean $refresh true to force a new version.
	 * @return string transient version based on time(), 10 digits.
	 */
	public static function get_transient_version( $group, $refresh = false ) {
		$transient_name  = $group . '-transient-version';
		$transient_value = get_transient( $transient_name );

if ( false === $transient_value || true === $refresh ) {
			$transient_value = (string) time();

set_transient( $transient_name, $transient_value );
		}

return $transient_value;
	}

/**
	 * Set constants to prevent caching by some plugins.
	 *
	 * @param  mixed $return Value to return. Previously hooked into a filter.
	 * @return mixed
	 */
	public static function set_nocache_constants( $return = true ) {
		wc_maybe_define_constant( 'DONOTCACHEPAGE', true );
		wc_maybe_define_constant( 'DONOTCACHEOBJECT', true );
		wc_maybe_define_constant( 'DONOTCACHEDB', true );
		return $return;
	}

/**
	 * Notices function.
	 */
	public static function notices() {
		if ( ! function_exists( 'w3tc_pgcache_flush' ) || ! function_exists( 'w3_instance' ) ) {
			return;
		}

$config   = w3_instance( 'W3_Config' );
		$enabled  = $config->get_integer( 'dbcache.enabled' );
		$settings = array_map( 'trim', $config->get_array( 'dbcache.reject.sql' ) );

if ( $enabled && ! in_array( '_wc_session_', $settings, true ) ) {
			?>
			<div class="error">
				<p>
				<?php
				/* translators: 1: key 2: URL */
				echo wp_kses_post( sprintf( __( 'In order for <strong>database caching</strong> to work with WooCommerce you must add %1$s to the "Ignored Query Strings" option in <a href="%2$s">W3 Total Cache settings</a>.', 'woocommerce' ), '<code>_wc_session_</code>', esc_url( admin_url( 'admin.php?page=w3tc_dbcache' ) ) ) );
				?>
				</p>
			</div>
			<?php
		}
	}

/**
	 * Clean term caches added by WooCommerce.
	 *
	 * @since 3.3.4
	 * @param array|int $ids Array of ids or single ID to clear cache for.
	 * @param string    $taxonomy Taxonomy name.
	 */
	public static function clean_term_cache( $ids, $taxonomy ) {
		if ( 'product_cat' === $taxonomy ) {
			$ids = is_array( $ids ) ? $ids : array( $ids );

$clear_ids = array( 0 );

foreach ( $ids as $id ) {
				$clear_ids[] = $id;
				$clear_ids   = array_merge( $clear_ids, get_ancestors( $id, 'product_cat', 'taxonomy' ) );
			}

$clear_ids = array_unique( $clear_ids );

foreach ( $clear_ids as $id ) {
				wp_cache_delete( 'product-category-hierarchy-' . $id, 'product_cat' );
			}
		}
	}

/**
	 * When the transient version increases, this is used to remove all past transients to avoid filling the DB.
	 *
	 * Note; this only works on transients appended with the transient version, and when object caching is not being used.
	 *
	 * @deprecated 3.6.0 Adjusted transient usage to include versions within the transient values, making this cleanup obsolete.
	 * @since  2.3.10
	 * @param string $version Version of the transient to remove.
	 */
	public static function delete_version_transients( $version = '' ) {
		if ( ! wp_using_ext_object_cache() && ! empty( $version ) ) {
			global $wpdb;

$limit = apply_filters( 'woocommerce_delete_version_transients_limit', 1000 );

if ( ! $limit ) {
				return;
			}

$affected = $wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->options} WHERE option_name LIKE %s LIMIT %d;", '\_transient\_%' . $version, $limit ) ); // WPCS: cache ok, db call ok.

// If affected rows is equal to limit, there are more rows to delete. Delete in 30 secs.
			if ( $affected === $limit ) {
				wp_schedule_single_event( time() + 30, 'delete_version_transients', array( $version ) );
			}
		}
	}
}

WC_Cache_Helper::init();

$headers Header names and field values. * @return array Filtered headers. */ public static function prevent_caching( $headers ) { if ( ! is_blog_installed() ) { return $headers; } $page_ids = array_filter( array( wc_get_page_id( 'cart' ), wc_get_page_id( 'checkout' ), wc_get_page_id( 'myaccount' ) ) ); if ( ! is_page( $page_ids ) ) { return $headers; } self::set_nocache_constants(); // Gather the original Cache-Control directives as well as the nocache ones to merge into one new Cache-Control header. if ( isset( $headers['Cache-Control'] ) ) { $old_directives = preg_split( '/\s*,\s*/', trim( $headers['Cache-Control'] ) ); } else { $old_directives = array(); } $nocache_headers = wp_get_nocache_headers(); if ( isset( $nocache_headers['Cache-Control'] ) ) { $new_directives = preg_split( '/\s*,\s*/', trim( $nocache_headers['Cache-Control'] ) ); } else { $new_directives = array(); } $headers = array_merge( $headers, $nocache_headers ); /* * If the user is not logged in, remove the `no-store` directive so that bfcache is not blocked for visitors, * allowing them to benefit from instant back/forward navigations in the storefront. This essentially undoes * which seems to have been excessive since the `private` * directive was already being sent to prevent the page from being cached in a proxy server. * * Note that proposes removing `no-store` for logged-in users as * well. When that happens, the following if statement can be removed since core would no longer be sending * `no-store` in the first place. * * If a site really wants to enforce the `no-store` directive for some reason, they can do so by making sure * that the `no-store` directive is added to the `Cache-Control` header via the `wp_headers` filter, for * example: * * add_filter( 'wp_headers', function ( $headers ) { * if ( isset( $headers['Cache-Control'] ) ) { * $directives = preg_split( ':\s*,\s*:', trim( $headers['Cache-Control'] ) ); * if ( in_array( 'private', $directives, true ) ) { * $headers['Cache-Control'] = join( * ', ', * array_unique( * array_merge( * $directives, * array( 'no-store' ) * ) * ) * ); * } * } * return $headers; * } ); */ if ( ! is_user_logged_in() ) { $new_directives = array_diff( $new_directives, array( 'no-store' ) ); } $headers['Cache-Control'] = implode( ', ', array_unique( array_merge( $old_directives, $new_directives ) ) ); return $headers; } /** * Add a transient to delete on shutdown. * * @since 3.6.0 * @param string|array $keys Transient key or keys. */ public static function queue_delete_transient( $keys ) { self::$delete_transients = array_unique( array_merge( is_array( $keys ) ? $keys : array( $keys ), self::$delete_transients ) ); } /** * Transients that don't need to be cleaned right away can be deleted on shutdown to avoid repetition. * * @since 3.6.0 */ public static function delete_transients_on_shutdown() { if ( self::$delete_transients ) { foreach ( self::$delete_transients as $key ) { delete_transient( $key ); } self::$delete_transients = array(); } } /** * Used to clear layered nav counts based on passed attribute names. * * @since 3.6.0 * @param array $attribute_keys Attribute keys. */ public static function invalidate_attribute_count( $attribute_keys ) { if ( $attribute_keys ) { foreach ( $attribute_keys as $attribute_key ) { self::queue_delete_transient( 'wc_layered_nav_counts_' . $attribute_key ); } } } /** * Get a hash of the customer location. * * @return string */ public static function geolocation_ajax_get_location_hash() { $customer = new WC_Customer( 0, true ); $location = array(); $location['country'] = $customer->get_billing_country(); $location['state'] = $customer->get_billing_state(); $location['postcode'] = $customer->get_billing_postcode(); $location['city'] = $customer->get_billing_city(); $location_hash = substr( md5( strtolower( implode( '', $location ) ) ), 0, 12 ); /** * Controls the location hash used in geolocation-based caching. * * @since 3.6.0 * * @param string $location_hash The hash used for geolocation. * @param array $location The location/address data. * @param WC_Customer $customer The current customer object. */ return apply_filters( 'woocommerce_geolocation_ajax_get_location_hash', $location_hash, $location, $customer ); } /** * When using geolocation via ajax, to bust cache, redirect if the location hash does not equal the querystring. * * This prevents caching of the wrong data for this request. */ public static function geolocation_ajax_redirect() { if ( 'geolocation_ajax' === get_option( 'woocommerce_default_customer_address' ) && ! is_checkout() && ! is_cart() && ! is_account_page() && ! is_robots() && ! wp_doing_ajax() && empty( $_POST ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing $location_hash = self::geolocation_ajax_get_location_hash(); $current_hash = isset( $_GET['v'] ) ? wc_clean( wp_unslash( $_GET['v'] ) ) : ''; // WPCS: sanitization ok, input var ok, CSRF ok. if ( empty( $current_hash ) || $current_hash !== $location_hash ) { global $wp; $redirect_url = trailingslashit( home_url( $wp->request ) ); if ( ! empty( $_SERVER['QUERY_STRING'] ) ) { // WPCS: Input var ok. $redirect_url = add_query_arg( wp_unslash( $_SERVER['QUERY_STRING'] ), '', $redirect_url ); // WPCS: sanitization ok, Input var ok. } if ( ! get_option( 'permalink_structure' ) ) { $redirect_url = add_query_arg( $wp->query_string, '', $redirect_url ); } $redirect_url = add_query_arg( 'v', $location_hash, remove_query_arg( array( 'v', 'add-to-cart' ), $redirect_url ) ); wp_safe_redirect( esc_url_raw( $redirect_url ), 307 ); exit; } } } /** * Updates the `woocommerce_geo_hash` cookie, which is used to help ensure we display * the correct pricing etc to customers, according to their billing country. * * Note that: * * A) This only sets the cookie if the default customer address is set to "Geolocate (with * Page Caching Support)". * * B) It is hooked into the `wc_ajax_update_order_review` action, which has the benefit of * ensuring we update the cookie any time the billing country is changed. */ public static function update_geolocation_hash() { if ( 'geolocation_ajax' === get_option( 'woocommerce_default_customer_address' ) ) { wc_setcookie( 'woocommerce_geo_hash', static::geolocation_ajax_get_location_hash(), time() + HOUR_IN_SECONDS ); } } /** * Get transient version. * * When using transients with unpredictable names, e.g. those containing an md5 * hash in the name, we need a way to invalidate them all at once. * * When using default WP transients we're able to do this with a DB query to * delete transients manually. * * With external cache however, this isn't possible. Instead, this function is used * to append a unique string (based on time()) to each transient. When transients * are invalidated, the transient version will increment and data will be regenerated. * * Raised in issue https://github.com/woocommerce/woocommerce/issues/5777. * Adapted from ideas in http://tollmanz.com/invalidation-schemes/. * * @param string $group Name for the group of transients we need to invalidate. * @param boolean $refresh true to force a new version. * @return string transient version based on time(), 10 digits. */ public static function get_transient_version( $group, $refresh = false ) { $transient_name = $group . '-transient-version'; $transient_value = get_transient( $transient_name ); if ( false === $transient_value || true === $refresh ) { $transient_value = (string) time(); set_transient( $transient_name, $transient_value ); } return $transient_value; } /** * Set constants to prevent caching by some plugins. * * @param mixed $return Value to return. Previously hooked into a filter. * @return mixed */ public static function set_nocache_constants( $return = true ) { wc_maybe_define_constant( 'DONOTCACHEPAGE', true ); wc_maybe_define_constant( 'DONOTCACHEOBJECT', true ); wc_maybe_define_constant( 'DONOTCACHEDB', true ); return $return; } /** * Notices function. */ public static function notices() { if ( ! function_exists( 'w3tc_pgcache_flush' ) || ! function_exists( 'w3_instance' ) ) { return; } $config = w3_instance( 'W3_Config' ); $enabled = $config->get_integer( 'dbcache.enabled' ); $settings = array_map( 'trim', $config->get_array( 'dbcache.reject.sql' ) ); if ( $enabled && ! in_array( '_wc_session_', $settings, true ) ) { ?>

database caching to work with WooCommerce you must add %1$s to the "Ignored Query Strings" option in W3 Total Cache settings.', 'woocommerce' ), '_wc_session_', esc_url( admin_url( 'admin.php?page=w3tc_dbcache' ) ) ) ); ?>

query( $wpdb->prepare( "DELETE FROM {$wpdb->options} WHERE option_name LIKE %s LIMIT %d;", '\_transient\_%' . $version, $limit ) ); // WPCS: cache ok, db call ok. // If affected rows is equal to limit, there are more rows to delete. Delete in 30 secs. if ( $affected === $limit ) { wp_schedule_single_event( time() + 30, 'delete_version_transients', array( $version ) ); } } } } WC_Cache_Helper::init();