mfile->delete_id: Check for file before trying to unlink

file->cron unlinks the file and then deletes the hash which causes an
error in mfile->delete_id because the file no longer exists.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 3 insertions, 1 deletions

diff --git a/application/models/mfile.php b/application/models/mfile.php
index eef37c4b3..c9827b6fd 100644
--- a/application/models/mfile.php
+++ b/application/models/mfile.php
@@ -240,7 +240,9 @@ class Mfile extends CI_Model {
 		if ($filedata !== false) {
 			assert(isset($filedata["hash"]));
 			if ($this->unused_file($filedata['hash'])) {
-				unlink($this->file($filedata['hash']));
+				if (file_exists($this->file($filedata['hash']))) {
+					unlink($this->file($filedata['hash']));
+				}
 				$dir = $this->folder($filedata['hash']);
 				if (count(scandir($dir)) == 2) {
 					rmdir($dir);