//if exists modified version - get the modified
     if (file_exists($filepath_modified)) {
         $filepath = $filepath_modified;
     }
     $content = file_get_contents($filepath);
     $data = array();
     $data["content"] = $content;
     $relativePath = HelperUG::pathToRelative($filepath);
     $data["filepath"] = $relativePath;
     HelperUG::ajaxResponseData($data);
     break;
 case "update_skin_css":
     $skin = UniteFunctionsUG::getVal($data, "skin");
     $filepath_modified = GlobalsUG::$path_media_ug . "themes/video/skin-{$skin}-modified.css";
     $content = UniteFunctionsUG::getVal($data, "css");
     UniteFunctionsUG::writeFile($content, $filepath_modified);
     HelperUG::ajaxResponseSuccess("Content Updated");
     break;
 case "get_original_skin_css":
     $skin = UniteFunctionsUG::getVal($data, "skin");
     $filepath = GlobalsUG::$path_media_ug . "themes/video/skin-{$skin}.css";
     $filepath_modified = GlobalsUG::$path_media_ug . "themes/video/skin-{$skin}-modified.css";
     if (file_exists($filepath_modified) == false) {
         HelperUG::ajaxResponseSuccess("The file is original");
     }
     $content = file_get_contents($filepath);
     $data = array();
     $data["content"] = $content;
     HelperUG::ajaxResponseData($data);
     break;
 default:
 /**
  * 
  * write settings language file for wp automatic scanning
  */
 public static function writeSettingLanguageFile($filepath)
 {
     $info = pathinfo($filepath);
     $path = UniteFunctionsUG::getVal($info, "dirname") . "/";
     $filename = UniteFunctionsUG::getVal($info, "filename");
     $ext = UniteFunctionsUG::getVal($info, "extension");
     $filenameOutput = "{$filename}_{$ext}_lang.php";
     $filepathOutput = $path . $filenameOutput;
     //load settings
     $settings = new UniteSettingsAdvancedUG();
     $settings->loadXMLFile($filepath);
     $arrText = $settings->getArrTextFromAllSettings();
     $str = "";
     $str .= "<?php \n";
     foreach ($arrText as $text) {
         $text = str_replace('"', '\\"', $text);
         $str .= "_e(\"{$text}\",\"" . UNITEGALLERY_TEXTDOMAIN . "\"); \n";
     }
     $str .= "?>";
     UniteFunctionsUG::writeFile($str, $filepathOutput);
 }