function checkQuickCache()
 {
     if (!class_exists('c_ws_plugin__qcache_menu_pages')) {
         return false;
     }
     $prev_agents = preg_split("/[\r\n\t]+/", $GLOBALS['WS_PLUGIN__']['qcache']['o']['dont_cache_these_agents']);
     $agents = $prev_agents;
     foreach (array('iPhone', 'iPod', 'Android', 'IEMobile', 'wp2android_user_agent=ipad_app', 'wp2android_user_agent=android_app', '72dcc186a8d3d7b3d8554a14256389a4') as $agent) {
         if (!in_array($agent, $agents)) {
             $agents[] = $agent;
         }
     }
     if ($agents === $prev_agents) {
         return false;
     }
     c_ws_plugin__qcache_menu_pages::update_all_options(array('ws_plugin__qcache_dont_cache_these_agents' => implode(PHP_EOL, $agents)), true, true, false);
     return true;
 }
 public static function options_page()
 {
     do_action("ws_plugin__qcache_before_options_page", get_defined_vars());
     /**/
     c_ws_plugin__qcache_menu_pages::update_all_options() . clearstatcache();
     /**/
     if (file_exists(ABSPATH . "wp-config.php") && !is_writable(ABSPATH . "wp-config.php")) {
         c_ws_plugin__qcache_admin_notices::display_admin_notice('<strong>Permissions:</strong> Please check permissions on <code>' . esc_html(preg_replace("/^" . preg_quote($_SERVER["DOCUMENT_ROOT"], "/") . "/", "", ABSPATH . "wp-config.php")) . '</code>. Quick Cache needs write-access to this file. Permissions need to be <code>755</code> or higher.', true);
     } else {
         if (file_exists(dirname(ABSPATH) . "/wp-config.php") && !is_writable(dirname(ABSPATH) . "/wp-config.php")) {
             c_ws_plugin__qcache_admin_notices::display_admin_notice('<strong>Permissions:</strong> Please check permissions on <code>' . esc_html(preg_replace("/^" . preg_quote($_SERVER["DOCUMENT_ROOT"], "/") . "/", "", dirname(ABSPATH) . "/wp-config.php")) . '</code>. Quick Cache needs write-access to this file. Permissions need to be <code>755</code> or higher.', true);
         }
     }
     if (is_dir(WP_CONTENT_DIR) && !is_writable(WP_CONTENT_DIR)) {
         c_ws_plugin__qcache_admin_notices::display_admin_notice('<strong>Permissions:</strong> Please check permissions on <code>' . esc_html(preg_replace("/^" . preg_quote($_SERVER["DOCUMENT_ROOT"], "/") . "/", "", WP_CONTENT_DIR)) . '</code>. Quick Cache needs write-access to this directory. Permissions need to be <code>755</code> or higher.', true);
     }
     if (is_dir(WP_CONTENT_DIR . "/cache") && !is_writable(WP_CONTENT_DIR . "/cache")) {
         c_ws_plugin__qcache_admin_notices::display_admin_notice('<strong>Permissions:</strong> Please check permissions on <code>' . esc_html(preg_replace("/^" . preg_quote($_SERVER["DOCUMENT_ROOT"], "/") . "/", "", WP_CONTENT_DIR . "/cache")) . '</code>. Quick Cache needs write-access to this directory. Permissions need to be <code>755</code> or higher.', true);
     }
     /**/
     include_once dirname(dirname(__FILE__)) . "/menu-pages/options.inc.php";
     /**/
     do_action("ws_plugin__qcache_after_options_page", get_defined_vars());
     /**/
     return;
     /* Return for uniformity. */
 }