Use local variable for directory name

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>

diff --git a/apps/files_external/lib/Lib/Storage/AmazonS3.php b/apps/files_external/lib/Lib/Storage/AmazonS3.php
index befa65671004fa3a5feda206a1d0ccd0577b8dc7..c6cd6e1b2ca68b71aead586e3f8de9604caa930c 100644 (file)
--- a/apps/files_external/lib/Lib/Storage/AmazonS3.php
+++ b/apps/files_external/lib/Lib/Storage/AmazonS3.php
@@ -334,8 +334,9 @@ class AmazonS3 extends \OC\Files\Storage\Common {
                                // sub folders
                                if (is_array($result['CommonPrefixes'])) {
                                        foreach ($result['CommonPrefixes'] as $prefix) {
-                                               $files[] = substr(trim($prefix['Prefix'], '/'), strlen($path));
-                                               $this->directoryCache[trim($prefix['Prefix'], '/')] = true;
+                                               $directoryName = trim($prefix['Prefix'], '/');
+                                               $files[] = substr($directoryName, strlen($path));
+                                               $this->directoryCache[$directoryName] = true;
                                        }
                                }
                                if (is_array($result['Contents'])) {