Merge branch 'master' into remove_unused_vars

Conflicts:
	apps/files_encryption/lib/util.php

apps/files_trashbin/js/trash.js

@@ -93,6 +93,7 @@ $(document).ready(function() {
 		});
 
 		$('.undelete').click('click',function(event) {
+			event.preventDefault();
 			var spinner = '<img class="move2trash" title="'+t('files_trashbin', 'perform restore operation')+'" src="'+ OC.imagePath('core', 'loader.gif') +'"></a>';
 			var files=getSelectedFiles('file');
 			var fileslist = JSON.stringify(files);
@@ -117,6 +118,7 @@ $(document).ready(function() {
 			});
 
 		$('.delete').click('click',function(event) {
+			event.preventDefault();
 			console.log("delete selected");
 			var spinner = '<img class="move2trash" title="'+t('files_trashbin', 'Delete permanently')+'" src="'+ OC.imagePath('core', 'loading.gif') +'"></a>';
 			var files=getSelectedFiles('file');

lib/files.php

@@ -123,8 +123,11 @@ class OC_Files {
 				header('Content-Length: ' . filesize($filename));
 				self::addSendfileHeader($filename);
 			}else{
+				$filesize = \OC\Files\Filesystem::filesize($filename);
 				header('Content-Type: '.\OC\Files\Filesystem::getMimeType($filename));
-				header("Content-Length: ".\OC\Files\Filesystem::filesize($filename));
+				if ($filesize > -1) {
+					header("Content-Length: ".$filesize);
+				}
 				list($storage) = \OC\Files\Filesystem::resolvePath($filename);
 				if ($storage instanceof \OC\Files\Storage\Local) {
 					self::addSendfileHeader(\OC\Files\Filesystem::getLocalFile($filename));