Properly search the root of a shared external storage

Fixes #1020

When an external storage is shared with you in full the root is ''
(empty). This adds an extra check for an empty jail basically.

Because if the jail is on the empty string. It matches all paths.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
This commit is contained in:
Roeland Jago Douma 2018-11-05 16:27:43 +01:00
parent 7fba370a75
commit b71bc1289b
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@ -94,7 +94,7 @@ class CacheJail extends CacheWrapper {
protected function filterCacheEntry($entry) {
$rootLength = strlen($this->getRoot()) + 1;
return ($entry['path'] === $this->getRoot()) or (substr($entry['path'], 0, $rootLength) === $this->getRoot() . '/');
return $rootLength === 1 || ($entry['path'] === $this->getRoot()) || (substr($entry['path'], 0, $rootLength) === $this->getRoot() . '/');
}
/**