99 lines
2.6 KiB
PHP
99 lines
2.6 KiB
PHP
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<?php
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
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/**
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* WC_Cache_Helper class.
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*
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* @class WC_Cache_Helper
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* @version 2.0.6
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* @package WooCommerce/Classes
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* @category Class
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* @author WooThemes
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*/
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class WC_Cache_Helper {
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/**
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* __construct function.
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*
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* @access public
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* @return void
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*/
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public function __construct() {
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add_action( 'before_woocommerce_init', array( $this, 'init' ) );
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add_action( 'admin_notices', array( $this, 'notices' ) );
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}
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/**
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* Prevent caching on dynamic pages.
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*
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* @access public
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* @return void
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*/
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public function init() {
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if ( false === ( $wc_page_uris = get_transient( 'woocommerce_cache_excluded_uris' ) ) ) {
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if ( ! woocommerce_get_page_id( 'cart' ) || ! woocommerce_get_page_id( 'checkout' ) || ! woocommerce_get_page_id( 'myaccount' ) )
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return;
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$wc_page_uris = array();
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$cart_page = get_post( woocommerce_get_page_id( 'cart' ) );
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$checkout_page = get_post( woocommerce_get_page_id( 'checkout' ) );
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$account_page = get_post( woocommerce_get_page_id( 'myaccount' ) );
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$wc_page_uris[] = '/' . $cart_page->post_name;
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$wc_page_uris[] = '/' . $checkout_page->post_name;
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$wc_page_uris[] = '/' . $account_page->post_name;
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$wc_page_uris[] = 'p=' . $cart_page->ID;
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$wc_page_uris[] = 'p=' . $checkout_page->ID;
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$wc_page_uris[] = 'p=' . $account_page->ID;
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set_transient( 'woocommerce_cache_excluded_uris', $wc_page_uris );
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}
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if ( is_array( $wc_page_uris ) )
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foreach( $wc_page_uris as $uri )
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if ( strstr( $_SERVER['REQUEST_URI'], $uri ) ) {
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$this->nocache();
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break;
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}
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}
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/**
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* Set nocache constants and headers.
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*
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* @access private
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* @return void
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*/
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private function nocache() {
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if ( ! defined( 'DONOTCACHEPAGE' ) )
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define( "DONOTCACHEPAGE", "true" );
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nocache_headers();
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}
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/**
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* notices function.
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*
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* @access public
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* @return void
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*/
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public function notices() {
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if ( ! function_exists( 'w3tc_pgcache_flush' ) || ! function_exists( 'w3_instance' ) )
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return;
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$config = w3_instance('W3_Config');
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$enabled = $config->get_integer( 'dbcache.enabled' );
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$settings = $config->get_array( 'dbcache.reject.sql' );
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if ( $enabled && ! in_array( '_wc_session_', $settings ) ) {
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?>
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<div class="error">
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<p><?php printf( __( 'In order for <strong>database caching</strong> to work with WooCommerce you must add <code>_wc_session_</code> to the "Ignored Query Strings" option in W3 Total Cache settings <a href="%s">here</a>.', 'woocommerce' ), admin_url( 'admin.php?page=w3tc_dbcache' ) ); ?></p>
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</div>
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<?php
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}
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}
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}
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new WC_Cache_Helper();
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