lt;
		} else {
			return [];
		}
	}

	public static function getEscapeJson(array $data)
	{
		return htmlspecialchars(json_encode($data), ENT_QUOTES, 'UTF-8');
	}

	/**
	 * Replace url for multisite
	 *
	 * @param $string
	 *
	 * @return string
	 */
	public static function replaceMsUrl($string)
	{
		if( is_multisite() && BLOG_ID_CURRENT_SITE != get_current_blog_id() ) {
			return str_replace(get_site_url(BLOG_ID_CURRENT_SITE), get_site_url(get_current_blog_id()), $string);
		}

		return $string;
	}

	/*
	 * Flushes as many page cache plugin's caches as possible.
	 *
	 * @return void
	 */
	public static function flushPageCache()
	{
		if( function_exists('wp_cache_clear_cache') ) {
			if( is_multisite() ) {
				$blog_id = get_current_blog_id();
				wp_cache_clear_cache($blog_id);
			} else {
				wp_cache_clear_cache();
			}
		} else if( has_action('cachify_flush_cache') ) {
			do_action('cachify_flush_cache');
		} else if( function_exists('w3tc_pgcache_flush') ) {
			w3tc_pgcache_flush();
		} else if( function_exists('wp_fast_cache_bulk_delete_all') ) {
			wp_fast_cache_bulk_delete_all();
		} else if( class_exists('\WpFastestCache') ) {
			$wpfc = new \WpFastestCache();
			$wpfc->deleteCache();
		} else if( class_exists('c_ws_plugin__qcache_purging_routines') ) {
			\c_ws_plugin__qcache_purging_routines::purge_cache_dir(); // quick cache
		} else if( class_exists('zencache') ) {
			\zencache::clear();
		} else if( class_exists('comet_cache') ) {
			\comet_cache::clear();
		} else if( class_exists('\WCL_Cache_Helpers') ) {
			\WCL_Cache_Helpers::deleteCache();
		} else if( class_exists('\WpeCommon') ) {
			// WPEngine cache purge/flush methods to call by default
			$wpe_methods = [
				'purge_varnish_cache',
			];

			// More agressive clear/flush/purge behind a filter
			if( apply_filters('wbcr/factory/flush_wpengine_aggressive', false) ) {
				$wpe_methods = array_merge($wpe_methods, ['purge_memcached', 'clear_maxcdn_cache']);
			}

			// Filtering the entire list of WpeCommon methods to be called (for advanced usage + easier testing)
			$wpe_methods = apply_filters('wbcr/factory/wpengine_methods', $wpe_methods);

			foreach($wpe_methods as $wpe_method) {
				if( method_exists('WpeCommon', $wpe_method) ) {
					\WpeCommon::$wpe_method();
				}
			}
		} else if( function_exists('sg_cachepress_purge_cache') ) {
			sg_cachepress_purge_cache();
		} else if( file_exists(WP_CONTENT_DIR . '/wp-cache-config.php') && function_exists('prune_super_cache') ) {
			// fallback for WP-Super-Cache
			global $cache_path;
			if( is_multisite() ) {
				$blog_id = get_current_blog_id();
				prune_super_cache(get_supercache_dir($blog_id), true);
				prune_super_cache($cache_path . 'blogs/', true);
			} else {
				prune_super_cache($cache_path . 'supercache/', true);
				prune_super_cache($cache_path, true);
			}
		}
	}
}