diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/private/files/view.php | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/private/files/view.php b/lib/private/files/view.php index ac45a881331..8893911ed5d 100644 --- a/lib/private/files/view.php +++ b/lib/private/files/view.php @@ -336,6 +336,19 @@ class View { } public function unlink($path) { + if ($path === '' || $path === '/') { + // do not allow deleting the root + return false; + } + $postFix = (substr($path, -1, 1) === '/') ? '/' : ''; + $absolutePath = Filesystem::normalizePath($this->getAbsolutePath($path)); + list($storage, $internalPath) = Filesystem::resolvePath($absolutePath . $postFix); + if (!$internalPath || $internalPath === '' || $internalPath === '/') { + // do not allow deleting the storage's root / the mount point + // because for some storages it might delete the whole contents + // but isn't supposed to work that way + return false; + } return $this->basicOperation('unlink', $path, array('delete')); } |