public static function getVersion()
	{
		$match = array();
		$content = @file_get_contents( dirname( __DIR__ ) . DIRECTORY_SEPARATOR . 'ext_emconf.php' );

		if( preg_match( "/'version' => '([^']+)'/", $content, $match ) === 1 ) {
			return $match[1];
		}

		return '';
	}