Timber\Loader::choose_template PHP Метод

    public function choose_template($filenames)
    {
        if (is_array($filenames)) {
            /* its an array so we have to figure out which one the dev wants */
            foreach ($filenames as $filename) {
                if (self::template_exists($filename)) {
                    return $filename;
                }
            }
            return $filenames[0];
        }
        return $filenames;
    }

 /**
  * Compile function.
  * @api
  * @param array   $filenames
  * @param array   $data
  * @param bool    $expires
  * @param string  $cache_mode
  * @param bool    $via_render
  * @return bool|string
  */
 public static function compile($filenames, $data = array(), $expires = false, $cache_mode = Loader::CACHE_USE_DEFAULT, $via_render = false)
 {
     if (!defined('TIMBER_LOADED')) {
         self::init();
     }
     $caller = LocationManager::get_calling_script_dir(1);
     $loader = new Loader($caller);
     $file = $loader->choose_template($filenames);
     $caller_file = LocationManager::get_calling_script_file(1);
     apply_filters('timber/calling_php_file', $caller_file);
     $output = '';
     if (is_null($data)) {
         $data = array();
     }
     if (strlen($file)) {
         if ($via_render) {
             $file = apply_filters('timber_render_file', $file);
             $data = apply_filters('timber_render_data', $data);
         } else {
             $file = apply_filters('timber_compile_file', $file);
             $data = apply_filters('timber_compile_data', $data);
         }
         $output = $loader->render($file, $data, $expires, $cache_mode);
     }
     do_action('timber_compile_done');
     return $output;
 }