/**
* Returns either the directory (if the archive itself contains files at the first level) or the subdirectory if, like
* many archiving programs, we the zip archive is a directory, THEN a list of files.
*
* @param string $dir The full path of the directory to be analyzed.
*
* @return string Returns the final directory containing the files to be used.
*/
protected function getArchiveDirectory($dir)
{
$files = $this->f->getDirectoryContents($dir);
// strip out items in directories that we know aren't valid
if (count($files) == 1 && is_dir($dir . '/' . $files[0])) {
return $dir . '/' . $files[0];
} else {
return $dir;
}
}
