diff --git a/lib/files.php b/lib/files.php
index 24e3b4bfaa7b19a8472c1f921dcaef66b8d4ec9e..912de5655b0dfe4b32bf60341b5c5b34baad78c1 100644
--- a/lib/files.php
+++ b/lib/files.php
@@ -42,16 +42,20 @@ class OC_Files {
 	 * - versioned
 	 */
 	public static function getFileInfo($path) {
+		$path = OC_Filesystem::normalizePath($path);
 		if (($path == '/Shared' || substr($path, 0, 8) == '/Shared/') && OC_App::isEnabled('files_sharing')) {
 			if ($path == '/Shared') {
 				list($info) = OCP\Share::getItemsSharedWith('file', OC_Share_Backend_File::FORMAT_FILE_APP_ROOT);
-			}else{
-				$info['size'] = OC_Filesystem::filesize($path);
-				$info['mtime'] = OC_Filesystem::filemtime($path);
-				$info['ctime'] = OC_Filesystem::filectime($path);
-				$info['mimetype'] = OC_Filesystem::getMimeType($path);
-				$info['encrypted'] = false;
-				$info['versioned'] = false;
+			} else {
+				$info = array();
+				if (OC_Filesystem::file_exists($path)) {
+					$info['size'] = OC_Filesystem::filesize($path);
+					$info['mtime'] = OC_Filesystem::filemtime($path);
+					$info['ctime'] = OC_Filesystem::filectime($path);
+					$info['mimetype'] = OC_Filesystem::getMimeType($path);
+					$info['encrypted'] = false;
+					$info['versioned'] = false;
+				}
 			}
 		} else {
 			$info = OC_FileCache::get($path);
@@ -87,13 +91,13 @@ class OC_Files {
 			foreach ($files as &$file) {
 				$file['directory'] = $directory;
 				$file['type'] = ($file['mimetype'] == 'httpd/unix-directory') ? 'dir' : 'file';
-				$permissions = OCP\Share::PERMISSION_READ;
+				$permissions = OCP\PERMISSION_READ;
 				// NOTE: Remove check when new encryption is merged
 				if (!$file['encrypted']) {
-					$permissions |= OCP\Share::PERMISSION_SHARE;
+					$permissions |= OCP\PERMISSION_SHARE;
 				}
 				if ($file['type'] == 'dir' && $file['writable']) {
-					$permissions |= OCP\Share::PERMISSION_CREATE;
+					$permissions |= OCP\PERMISSION_CREATE;
 				}
 				if ($file['writable']) {
 					$permissions |= OCP\PERMISSION_UPDATE | OCP\PERMISSION_DELETE;
@@ -138,8 +142,9 @@ class OC_Files {
 	public static function get($dir, $files, $only_header = false) {
 		$xsendfile = false;
 		if (isset($_SERVER['MOD_X_SENDFILE_ENABLED']) || 
-			isset($_SERVER['MOD_X_ACCEL_REDIRECT_ENABLED']))
+			isset($_SERVER['MOD_X_ACCEL_REDIRECT_ENABLED'])) {
 			$xsendfile = true;
+		}
 		if(strpos($files, ';')) {
 			$files=explode(';', $files);
 		}
@@ -149,11 +154,12 @@ class OC_Files {
 			$executionTime = intval(ini_get('max_execution_time'));
 			set_time_limit(0);
 			$zip = new ZipArchive();
-			if ($xsendfile)
+			if ($xsendfile) {
 				$filename = OC_Helper::tmpFileNoClean('.zip');
-			else
+			}else{
 				$filename = OC_Helper::tmpFile('.zip');
-			if ($zip->open($filename, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE)!==TRUE) {
+			}
+			if ($zip->open($filename, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE)!==true) {
 				exit("cannot open <$filename>\n");
 			}
 			foreach($files as $file) {
@@ -173,11 +179,12 @@ class OC_Files {
 			$executionTime = intval(ini_get('max_execution_time'));
 			set_time_limit(0);
 			$zip = new ZipArchive();
-			if ($xsendfile)
+			if ($xsendfile) {
 				$filename = OC_Helper::tmpFileNoClean('.zip');
-			else
+			}else{
 				$filename = OC_Helper::tmpFile('.zip');
-			if ($zip->open($filename, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE)!==TRUE) {
+			}
+			if ($zip->open($filename, ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE)!==true) {
 				exit("cannot open <$filename>\n");
 			}
 			$file=$dir.'/'.$files;
@@ -201,8 +208,9 @@ class OC_Files {
 			}else{
 				header('Content-Type: '.OC_Filesystem::getMimeType($filename));
 				$storage = OC_Filesystem::getStorage($filename);
-				if ($storage instanceof OC_Filestorage_Local)
+				if ($storage instanceof OC_Filestorage_Local) {
 					self::addSendfileHeader(OC_Filesystem::getLocalFile($filename));
+				}
 			}
 		}elseif($zip or !OC_Filesystem::file_exists($filename)) {
 			header("HTTP/1.0 404 Not Found");
@@ -227,8 +235,9 @@ class OC_Files {
 					flush();
 				}
 			}
-			if (!$xsendfile)
+			if (!$xsendfile) {
 				unlink($filename);
+			}
 		}else{
 			OC_Filesystem::readfile($filename);
 		}
@@ -243,8 +252,9 @@ class OC_Files {
 		if (isset($_SERVER['MOD_X_SENDFILE_ENABLED'])) {
 			header("X-Sendfile: " . $filename);
 		}
-		if (isset($_SERVER['MOD_X_ACCEL_REDIRECT_ENABLED']))
+		if (isset($_SERVER['MOD_X_ACCEL_REDIRECT_ENABLED'])) {
 			header("X-Accel-Redirect: " . $filename);
+		}
 	}
 
 	public static function zipAddDir($dir, $zip, $internalDir='') {
diff --git a/lib/helper.php b/lib/helper.php
index b5e2b8a0d4e612338c97132ea9d7175f570d84e8..339a12dc1ed070cc3ddcd6e6c1b6bb04cdc9b8b8 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -534,8 +534,9 @@ class OC_Helper {
 	public static function tmpFileNoClean($postfix='') {
 		$tmpDirNoClean=get_temp_dir().'/oc-noclean/';
 		if (!file_exists($tmpDirNoClean) || !is_dir($tmpDirNoClean)) {
-			if (file_exists($tmpDirNoClean))
+			if (file_exists($tmpDirNoClean)) {
 				unlink($tmpDirNoClean);
+			}
 			mkdir($tmpDirNoClean);
 		}
 		$file=$tmpDirNoClean.md5(time().rand()).$postfix;