Application\Cli\Controllers\MinifyController::_getSourceFiles PHP Method

    protected function _getSourceFiles($dir)
    {
        $files = [];
        $dh = opendir($dir);
        while ($file = readdir($dh)) {
            if (Text::startsWith($file, '.')) {
                continue;
            }
            $file = str_replace('\\', '/', $dir) . '/' . $file;
            if (is_dir($file)) {
                $files = array_merge($files, $this->_getSourceFiles($file));
            } else {
                if (fnmatch('*.php', $file)) {
                    $files[] = $file;
                }
            }
        }
        closedir($dh);
        return $files;
    }