ThemePicker::getConfig

private function getConfig()
{
	if (static::$config !== null)
	{
		return static::$config;
	}

	$configFile = Application::getDocumentRoot().$this->getThemesPath()."/config.php";
	if (File::isFileExists($configFile))
	{
		Loc::loadLanguageFile($configFile);
		static::$config = $this->filterUnavailableThemes(include($configFile));
	}

	return static::$config;
}