From c955381d5691be00053e52a0e43df698478d979c Mon Sep 17 00:00:00 2001
From: Bjoern Schiessle <schiessle@owncloud.com>
Date: Tue, 17 Dec 2013 16:18:05 +0100
Subject: [PATCH] fall back to getLocalFile if storage doesn't support fseek
---
apps/files_encryption/lib/util.php | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/apps/files_encryption/lib/util.php b/apps/files_encryption/lib/util.php
index d4aa4d3164..577b656077 100644
--- a/apps/files_encryption/lib/util.php
+++ b/apps/files_encryption/lib/util.php
@@ -472,8 +472,20 @@ class Util {
// we only need 24 byte from the last chunk
$data = '';
$handle = $this->view->fopen($path, 'r');
- if (is_resource($handle) && !fseek($handle, -24, SEEK_END)) {
- $data = fgets($handle);
+ if (is_resource($handle)) {
+ if (fseek($handle, -24, SEEK_END) === 0) {
+ $data = fgets($handle);
+ } else {
+ // if fseek failed on the storage we create a local copy from the file
+ // and read this one
+ fclose($handle);
+ $localFile = $this->view->getLocalFile($path);
+ $handle = fopen($localFile, 'r');
+ if (is_resource($handle) && fseek($handle, -24, SEEK_END) === 0) {
+ $data = fgets($handle);
+ }
+ }
+ fclose($handle);
}
// re-enable proxy
--
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