Redaxscript\Language::get PHP Метод

    public function get($key = null, $index = null)
    {
        /* handle index */
        if (array_key_exists($index, self::$_languageArray)) {
            $languageArray = self::$_languageArray[$index];
        } else {
            $languageArray = self::$_languageArray;
        }
        /* values as needed */
        if (array_key_exists($key, $languageArray)) {
            return $languageArray[$key];
        } else {
            if (!$key) {
                return $languageArray;
            }
        }
        return false;
    }

 /**
  * render
  *
  * @since 3.0.0
  *
  * @param string $url
  * @param array $optionArray
  *
  * @return string
  */
 public static function render($url = null, $optionArray = [])
 {
     $counter = 0;
     $output = null;
     /* html elements */
     $titleElement = new Html\Element();
     $titleElement->init('h3', ['class' => self::$_configArray['className']['title']]);
     $linkElement = new Html\Element();
     $linkElement->init('a', ['target' => '_blank']);
     $boxElement = new Html\Element();
     $boxElement->init('div', ['class' => self::$_configArray['className']['box']]);
     /* load result */
     $reader = new Reader();
     $result = $reader->loadXML($url)->getObject();
     $result = $result->entry ? $result->entry : $result->channel->item;
     /* process result */
     if ($result) {
         foreach ($result as $value) {
             if ($counter++ < $optionArray['limit']) {
                 $linkElement->attr('href', $value->link->attributes()->href ? $value->link->attributes()->href : $value->link)->text($value->title);
                 /* collect output */
                 $output .= $titleElement->html($linkElement) . $boxElement->text($value->summary ? $value->summary : $value->description);
             }
         }
     } else {
         self::setNotification('error', Language::get('url_incorrect') . Language::get('point'));
     }
     return $output;
 }