2 files changed, 25 insertions, 1 deletions
diff --git a/lib/files/cache/cache.php b/lib/files/cache/cache.php
index 3341fe50525..a7e634c8e41 100644
--- a/lib/files/cache/cache.php
+++ b/lib/files/cache/cache.php
@@ -100,6 +100,9 @@ class Cache {
 	 */
 	public function get($file) {
 		if (is_string($file) or $file == '') {
+			// normalize file
+			$file = $this->normalize($file);
+
 			$where = 'WHERE `storage` = ? AND `path_hash` = ?';
 			$params = array($this->getNumericStorageId(), md5($file));
 		} else { //file id
@@ -177,6 +180,9 @@ class Cache {
 			$this->update($id, $data);
 			return $id;
 		} else {
+			// normalize file
+			$file = $this->normalize($file);
+
 			if (isset($this->partial[$file])) { //add any saved partial data
 				$data = array_merge($this->partial[$file], $data);
 				unset($this->partial[$file]);
@@ -265,6 +271,9 @@ class Cache {
 	 * @return int
 	 */
 	public function getId($file) {
+		// normalize file
+		$file = $this->normalize($file);
+
 		$pathHash = md5($file);
 
 		$query = \OC_DB::prepare('SELECT `fileid` FROM `*PREFIX*filecache` WHERE `storage` = ? AND `path_hash` = ?');
@@ -549,4 +558,19 @@ class Cache {
 			return null;
 		}
 	}
+
+	/**
+	 * normalize the given path
+	 * @param $path
+	 * @return string
+	 */
+	public function normalize($path) {
+
+		//normalize unicode if possible
+		if (class_exists('Normalizer')) {
+			$path = \Normalizer::normalize($path);
+		}
+
+		return $path;
+	}
 }
diff --git a/lib/files/cache/scanner.php b/lib/files/cache/scanner.php
index b73e2e83fcc..a98953b42aa 100644
--- a/lib/files/cache/scanner.php
+++ b/lib/files/cache/scanner.php
@@ -114,7 +114,7 @@ class Scanner {
 		$size = 0;
 		if ($this->storage->is_dir($path) && ($dh = $this->storage->opendir($path))) {
 			\OC_DB::beginTransaction();
-			while ($file = utf8_encode(readdir($dh))) {
+			while ($file = readdir($dh)) {
 				$child = ($path) ? $path . '/' . $file : $file;
 				if (!$this->isIgnoredDir($file)) {
 					$data = $this->scanFile($child, $recursive === self::SCAN_SHALLOW);