SOLUCIONADO:
Código PHP:
$phpEx = ".php";
$langEx = ".mo";
$tplEx = ".tpl";
$dot = ".";
$nodot = "";
$parse['curphp'] = str_replace($dot,$nodot,$phpEx);
$parse['curtpl'] = str_replace($dot,$nodot,$tplEx);
$parse['curlangex'] = str_replace($dot,$nodot,$langEx);