_processed ) { return; } $this->_processed = true; // Disable several plugins which do not honor `DONOTCACHEPAGE` (set in `PageResource.php`). if ( ! headers_sent() ) { // Sending `no-cache` header should prevent CDNs from caching the first request. header( 'Cache-Control: no-store, no-cache' ); // Disable SiteGround Optimizer Dynamic Cache. header( 'X-Cache-Enabled: False' ); } // Disable LiteSpeed Cache. $reason = esc_html__( 'Generating CSS', 'et_builder' ); do_action( 'litespeed_control_set_nocache', $reason ); // Disable WP Fastest Cache. if ( class_exists( 'WpFastestCacheCreateCache' ) ) { // This Plugin has no hook/API to disable cache programmatically.... // The only way we can do this is by setting the `exclude_current_page_text` public property // to a non empty value... except the class instance is not made available anywhere in the code.... // However, the instance also adds itself to the `wp` hook so we can find it by scanning the list // of all registered actions. $hooks = et_()->array_get( $GLOBALS, 'wp_filter.wp.10', [] ); if ( is_array( $hooks ) ) { foreach ( $hooks as $key => $hook ) { if ( isset( $hook['function'] ) && is_array( $hook['function'] ) && is_a( $hook['function'][0], 'WpFastestCacheCreateCache' ) ) { $wp_fastest_cache = $hook['function'][0]; $wp_fastest_cache->exclude_current_page_text = ""; break; } } } } // Disable Breeze Cache. if ( function_exists( 'breeze_cache' ) ) { // This Plugin has no hook/API to disable cache programmatically.... // The only way we can do this is by overwriting its configuration // which is exposed as global variable. global $breeze_config; if ( isset( $breeze_config['cache_options'] ) ) { $cache_options =& $breeze_config['cache_options']; if ( is_array( $cache_options ) ) { $cache_options['breeze-browser-cache'] = 0; $cache_options['breeze-desktop-cache'] = 0; $cache_options['breeze-mobile-cache'] = 0; } } } // Disable Hyper Cache. if ( function_exists( 'hyper_cache_callback' ) ) { global $hyper_cache_stop; $hyper_cache_stop = true; } } /** * Disable Cache on first page request. * * @see prevent_cache() * * @since 4.11.0 * * @return void */ public function maybe_prevent_cache() { global $shortname; // Bail if the magic already happened. if ( $this->_processed ) { return; } // Disable in the Visual Builder if ( et_fb_is_enabled() ) { return; } $product = in_array( $shortname, [ 'divi', 'extra' ], true ) ? $shortname : 'divi-builder'; $post_id = et_core_page_resource_get_the_ID(); $is_preview = is_preview() || is_et_pb_preview() || isset( $_GET['et_pb_preview_nonce'] ) || is_customize_preview(); // phpcs:disable WordPress.Security.NonceVerification.NoNonceVerification -- Only checks if the parameter exists, and is therefore not susceptible to CSRF. $is_singular = et_core_page_resource_is_singular(); $is_cpt = et_builder_should_wrap_styles(); $forced_in_footer = $post_id && et_builder_setting_is_on( 'et_pb_css_in_footer', $post_id ); $forced_inline = ( ! $post_id || $is_preview || $forced_in_footer || et_builder_setting_is_off( 'et_pb_static_css_file', $post_id ) || et_core_is_safe_mode_active() || ET_GB_Block_Layout::is_layout_block_preview() ); // If the post is password protected and a password has not been provided yet, // no content (including any custom style) will be printed. // When static css file option is enabled this will result in missing styles. if ( ! $forced_inline && post_password_required( $post_id ? $post_id : null ) ) { $forced_inline = true; } // Bail if using inline styles, page content won't be changing between requests anyway. if ( $forced_inline ) { return; } $unified = $is_singular && ! $forced_inline && ! $forced_in_footer && et_core_is_builder_used_on_current_request(); $post_id = $unified ? $post_id : 'global'; $owner = $unified ? 'core' : $product; $slug = $unified ? 'unified' : 'customizer'; $slug .= $is_cpt ? '-cpt' : ''; $slug = et_theme_builder_decorate_page_resource_slug( $post_id, $slug ); $resource = et_core_page_resource_get( $owner, $slug, $post_id ); // Bail if Builder CSS already exists in external file, this is the request we want to cache. if ( $resource->has_file() ) { return; } $this->prevent_cache(); } /** * Get the class instance. * * @since 4.11.0 * * @return ET_Builder_Do_Not_Cache_Page */ public static function instance() { if ( ! self::$_instance ) { self::$_instance = new self(); } return self::$_instance; } } ET_Builder_Do_Not_Cache_Page::instance(); Publication check | Legal Consultation
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