/**
* Checks writing permissions for files.
* Returns array with paths (wich is not writable) or true on success
* @param array $files
* @return mixed
*/
public static function checkWritePermission(array $files)
{
$cantWrite = array();
foreach ($files as $path) {
if (is_file($path)) {
if (!is_writable($path)) {
$cantWrite[] = $path;
}
continue;
}
if (!is_writable(File::getExistingDirByPath($path))) {
$cantWrite[] = $path;
}
}
if (empty($cantWrite)) {
return true;
} else {
return $cantWrite;
}
}
