Merge remote-tracking branch 'upstream/stable9' into stable9-upstream-sync

22 files changed, 189 insertions, 55 deletions

diff --git a/apps/dav/lib/connector/sabre/filesplugin.php b/apps/dav/lib/connector/sabre/filesplugin.php
index bf9bee02578..857c98247bd 100644
--- a/apps/dav/lib/connector/sabre/filesplugin.php
+++ b/apps/dav/lib/connector/sabre/filesplugin.php
@@ -77,15 +77,25 @@ class FilesPlugin extends \Sabre\DAV\ServerPlugin {
 	private $fileView;
 
 	/**
+	* @var IRequest
+	*/
+	private $request;
+
+	/**
 	 * @param \Sabre\DAV\Tree $tree
 	 * @param \OC\Files\View $view
+	 * @param \OCP\IRequest $request
 	 * @param bool $isPublic
 	 */
-	public function __construct(\Sabre\DAV\Tree $tree,
-	                            \OC\Files\View $view,
-	                            $isPublic = false) {
+	public function __construct(
+			\Sabre\DAV\Tree $tree,
+			\OC\Files\View $view,
+			\OCP\IRequest $request,
+			$isPublic = false
+	) {
 		$this->tree = $tree;
 		$this->fileView = $view;
+		$this->request = $request;
 		$this->isPublic = $isPublic;
 	}
 
@@ -193,7 +203,18 @@ class FilesPlugin extends \Sabre\DAV\ServerPlugin {
 		if (!($node instanceof IFile)) return;
 
 		// adds a 'Content-Disposition: attachment' header
-		$response->addHeader('Content-Disposition', 'attachment');
+		$filename = $node->getName();
+		if ($this->request->isUserAgent(
+			[
+				\OC\AppFramework\Http\Request::USER_AGENT_IE,
+				\OC\AppFramework\Http\Request::USER_AGENT_ANDROID_MOBILE_CHROME,
+				\OC\AppFramework\Http\Request::USER_AGENT_FREEBOX,
+			])) {
+			$response->addHeader('Content-Disposition', 'attachment; filename="' . rawurlencode($filename) . '"');
+		} else {
+			$response->addHeader('Content-Disposition', 'attachment; filename*=UTF-8\'\'' . rawurlencode($filename)
+												 . '; filename="' . rawurlencode($filename) . '"');
+		}
 
 		if ($node instanceof \OCA\DAV\Connector\Sabre\File) {
 			//Add OC-Checksum header
diff --git a/apps/dav/lib/connector/sabre/serverfactory.php b/apps/dav/lib/connector/sabre/serverfactory.php
index c0b45c36a00..8462f624552 100644
--- a/apps/dav/lib/connector/sabre/serverfactory.php
+++ b/apps/dav/lib/connector/sabre/serverfactory.php
@@ -137,7 +137,11 @@ class ServerFactory {
 			}
 			$objectTree->init($root, $view, $this->mountManager);
 
-			$server->addPlugin(new \OCA\DAV\Connector\Sabre\FilesPlugin($objectTree, $view));
+			$server->addPlugin(new \OCA\DAV\Connector\Sabre\FilesPlugin(
+				$objectTree,
+				$view,
+				$this->request
+			));
 			$server->addPlugin(new \OCA\DAV\Connector\Sabre\QuotaPlugin($view));
 
 			if($this->userSession->isLoggedIn()) {
diff --git a/apps/dav/lib/server.php b/apps/dav/lib/server.php
index 4711a80800d..791bd1ba7e8 100644
--- a/apps/dav/lib/server.php
+++ b/apps/dav/lib/server.php
@@ -125,7 +125,11 @@ class Server {
 			$user = \OC::$server->getUserSession()->getUser();
 			if (!is_null($user)) {
 				$view = \OC\Files\Filesystem::getView();
-				$this->server->addPlugin(new FilesPlugin($this->server->tree, $view));
+				$this->server->addPlugin(new FilesPlugin(
+					$this->server->tree,
+					$view,
+					$this->request
+				));
 
 				$this->server->addPlugin(
 					new \Sabre\DAV\PropertyStorage\Plugin(
diff --git a/apps/dav/tests/unit/connector/sabre/filesplugin.php b/apps/dav/tests/unit/connector/sabre/filesplugin.php
index 0a790ec6fc9..ecad56d004d 100644
--- a/apps/dav/tests/unit/connector/sabre/filesplugin.php
+++ b/apps/dav/tests/unit/connector/sabre/filesplugin.php
@@ -72,8 +72,13 @@ class FilesPlugin extends \Test\TestCase {
 		$this->view = $this->getMockBuilder('\OC\Files\View')
 			->disableOriginalConstructor()
 			->getMock();
+		$request = $this->getMock('\OCP\IRequest');
 
-		$this->plugin = new \OCA\DAV\Connector\Sabre\FilesPlugin($this->tree, $this->view);
+		$this->plugin = new \OCA\DAV\Connector\Sabre\FilesPlugin(
+			$this->tree,
+			$this->view,
+			$request
+		);
 		$this->plugin->initialize($this->server);
 	}
 
@@ -237,7 +242,11 @@ class FilesPlugin extends \Test\TestCase {
 	}
 
 	public function testGetPublicPermissions() {
-		$this->plugin = new \OCA\DAV\Connector\Sabre\FilesPlugin($this->tree, $this->view, true);
+		$this->plugin = new \OCA\DAV\Connector\Sabre\FilesPlugin(
+			$this->tree,
+			$this->view,
+			$this->getMock('\OCP\IRequest'),
+			true);
 		$this->plugin->initialize($this->server);
 
 		$propFind = new \Sabre\DAV\PropFind(
diff --git a/apps/dav/tests/unit/connector/sabre/filesreportplugin.php b/apps/dav/tests/unit/connector/sabre/filesreportplugin.php
index 87973ef0071..c17cc0f30a3 100644
--- a/apps/dav/tests/unit/connector/sabre/filesreportplugin.php
+++ b/apps/dav/tests/unit/connector/sabre/filesreportplugin.php
@@ -336,7 +336,11 @@ class FilesReportPlugin extends \Test\TestCase {
 			->method('getSize')
 			->will($this->returnValue(1024));
 
-		$this->server->addPlugin(new \OCA\DAV\Connector\Sabre\FilesPlugin($this->tree, $this->view));
+		$this->server->addPlugin(new \OCA\DAV\Connector\Sabre\FilesPlugin(
+			$this->tree,
+			$this->view,
+			$this->getMock('\OCP\IRequest')
+		));
 		$this->plugin->initialize($this->server);
 		$responses = $this->plugin->prepareResponses($requestedProps, [$node1, $node2]);
 
diff --git a/apps/files_external/controller/globalstoragescontroller.php b/apps/files_external/controller/globalstoragescontroller.php
index b443cf4ea8f..dc7e8c0c24c 100644
--- a/apps/files_external/controller/globalstoragescontroller.php
+++ b/apps/files_external/controller/globalstoragescontroller.php
@@ -131,6 +131,7 @@ class GlobalStoragesController extends StoragesController {
 	 * @param array $applicableUsers users for which to mount the storage
 	 * @param array $applicableGroups groups for which to mount the storage
 	 * @param int $priority priority
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 *
 	 * @return DataResponse
 	 */
@@ -143,7 +144,8 @@ class GlobalStoragesController extends StoragesController {
 		$mountOptions,
 		$applicableUsers,
 		$applicableGroups,
-		$priority
+		$priority,
+		$testOnly = true
 	) {
 		$storage = $this->createStorage(
 			$mountPoint,
@@ -176,7 +178,7 @@ class GlobalStoragesController extends StoragesController {
 			);
 		}
 
-		$this->updateStorageStatus($storage);
+		$this->updateStorageStatus($storage, $testOnly);
 
 		return new DataResponse(
 			$storage,
diff --git a/apps/files_external/controller/storagescontroller.php b/apps/files_external/controller/storagescontroller.php
index 09b83104700..b26e85cc9af 100644
--- a/apps/files_external/controller/storagescontroller.php
+++ b/apps/files_external/controller/storagescontroller.php
@@ -240,8 +240,9 @@ abstract class StoragesController extends Controller {
 	 * on whether the remote storage is available or not.
 	 *
 	 * @param StorageConfig $storage storage configuration
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 */
-	protected function updateStorageStatus(StorageConfig &$storage) {
+	protected function updateStorageStatus(StorageConfig &$storage, $testOnly = true) {
 		try {
 			$this->manipulateStorageConfig($storage);
 
@@ -252,7 +253,8 @@ abstract class StoragesController extends Controller {
 				\OC_Mount_Config::getBackendStatus(
 					$backend->getStorageClass(),
 					$storage->getBackendOptions(),
-					false
+					false,
+					$testOnly
 				)
 			);
 		} catch (InsufficientDataForMeaningfulAnswerException $e) {
@@ -293,14 +295,15 @@ abstract class StoragesController extends Controller {
 	 * Get an external storage entry.
 	 *
 	 * @param int $id storage id
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 *
 	 * @return DataResponse
 	 */
-	public function show($id) {
+	public function show($id, $testOnly = true) {
 		try {
 			$storage = $this->service->getStorage($id);
 
-			$this->updateStorageStatus($storage);
+			$this->updateStorageStatus($storage, $testOnly);
 		} catch (NotFoundException $e) {
 			return new DataResponse(
 				[
diff --git a/apps/files_external/controller/userglobalstoragescontroller.php b/apps/files_external/controller/userglobalstoragescontroller.php
index 36c3740eed3..f89022ee468 100644
--- a/apps/files_external/controller/userglobalstoragescontroller.php
+++ b/apps/files_external/controller/userglobalstoragescontroller.php
@@ -106,15 +106,16 @@ class UserGlobalStoragesController extends StoragesController {
 	 * Get an external storage entry.
 	 *
 	 * @param int $id storage id
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 * @return DataResponse
 	 *
 	 * @NoAdminRequired
 	 */
-	public function show($id) {
+	public function show($id, $testOnly = true) {
 		try {
 			$storage = $this->service->getStorage($id);
 
-			$this->updateStorageStatus($storage);
+			$this->updateStorageStatus($storage, $testOnly);
 		} catch (NotFoundException $e) {
 			return new DataResponse(
 				[
@@ -138,6 +139,7 @@ class UserGlobalStoragesController extends StoragesController {
 	 *
 	 * @param int $id storage id
 	 * @param array $backendOptions backend-specific options
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 *
 	 * @return DataResponse
 	 *
@@ -145,7 +147,8 @@ class UserGlobalStoragesController extends StoragesController {
 	 */
 	public function update(
 		$id,
-		$backendOptions
+		$backendOptions,
+		$testOnly = true
 	) {
 		try {
 			$storage = $this->service->getStorage($id);
@@ -170,7 +173,7 @@ class UserGlobalStoragesController extends StoragesController {
 			);
 		}
 
-		$this->updateStorageStatus($storage);
+		$this->updateStorageStatus($storage, $testOnly);
 		$this->sanitizeStorage($storage);
 
 		return new DataResponse(
diff --git a/apps/files_external/controller/userstoragescontroller.php b/apps/files_external/controller/userstoragescontroller.php
index e53ea21f005..8ab22341225 100644
--- a/apps/files_external/controller/userstoragescontroller.php
+++ b/apps/files_external/controller/userstoragescontroller.php
@@ -104,8 +104,8 @@ class UserStoragesController extends StoragesController {
 	 *
 	 * {@inheritdoc}
 	 */
-	public function show($id) {
-		return parent::show($id);
+	public function show($id, $testOnly = true) {
+		return parent::show($id, $testOnly);
 	}
 
 	/**
@@ -162,6 +162,7 @@ class UserStoragesController extends StoragesController {
 	 * @param string $authMechanism authentication mechanism identifier
 	 * @param array $backendOptions backend-specific options
 	 * @param array $mountOptions backend-specific mount options
+	 * @param bool $testOnly whether to storage should only test the connection or do more things
 	 *
 	 * @return DataResponse
 	 *
@@ -173,7 +174,8 @@ class UserStoragesController extends StoragesController {
 		$backend,
 		$authMechanism,
 		$backendOptions,
-		$mountOptions
+		$mountOptions,
+		$testOnly = true
 	) {
 		$storage = $this->createStorage(
 			$mountPoint,
@@ -203,7 +205,7 @@ class UserStoragesController extends StoragesController {
 			);
 		}
 
-		$this->updateStorageStatus($storage);
+		$this->updateStorageStatus($storage, $testOnly);
 
 		return new DataResponse(
 			$storage,
diff --git a/apps/files_external/js/settings.js b/apps/files_external/js/settings.js
index 0b33458bec2..6262245688b 100644
--- a/apps/files_external/js/settings.js
+++ b/apps/files_external/js/settings.js
@@ -305,7 +305,8 @@ StorageConfig.prototype = {
 			mountPoint: this.mountPoint,
 			backend: this.backend,
 			authMechanism: this.authMechanism,
-			backendOptions: this.backendOptions
+			backendOptions: this.backendOptions,
+			testOnly: true
 		};
 		if (this.id) {
 			data.id = this.id;
@@ -332,6 +333,7 @@ StorageConfig.prototype = {
 		$.ajax({
 			type: 'GET',
 			url: OC.generateUrl(this._url + '/{id}', {id: this.id}),
+			data: {'testOnly': true},
 			success: options.success,
 			error: options.error
 		});
@@ -911,6 +913,7 @@ MountConfigListView.prototype = _.extend({
 			$.ajax({
 				type: 'GET',
 				url: OC.generateUrl('apps/files_external/userglobalstorages'),
+				data: {'testOnly': true},
 				contentType: 'application/json',
 				success: function(result) {
 					var onCompletion = jQuery.Deferred();
diff --git a/apps/files_external/js/statusmanager.js b/apps/files_external/js/statusmanager.js
index 33d2ea104be..c51562558cf 100644
--- a/apps/files_external/js/statusmanager.js
+++ b/apps/files_external/js/statusmanager.js
@@ -78,6 +78,7 @@ OCA.External.StatusManager = {
 			defObj = $.ajax({
 				type: 'GET',
 				url: OC.webroot + '/index.php/apps/files_external/' + ((mountData.type === 'personal') ? 'userstorages' : 'userglobalstorages') + '/' + mountData.id,
+				data: {'testOnly': false},
 				success: function (response) {
 					if (response && response.status === 0) {
 						self.mountStatus[mountData.mount_point] = response;
diff --git a/apps/files_external/lib/config.php b/apps/files_external/lib/config.php
index 70f8550f39b..11a111bd8ff 100644
--- a/apps/files_external/lib/config.php
+++ b/apps/files_external/lib/config.php
@@ -215,7 +215,7 @@ class OC_Mount_Config {
 	 * @return int see self::STATUS_*
 	 * @throws Exception
 	 */
-	public static function getBackendStatus($class, $options, $isPersonal) {
+	public static function getBackendStatus($class, $options, $isPersonal, $testOnly = true) {
 		if (self::$skipTest) {
 			return StorageNotAvailableException::STATUS_SUCCESS;
 		}
@@ -228,7 +228,7 @@ class OC_Mount_Config {
 				$storage = new $class($options);
 
 				try {
-					$result = $storage->test($isPersonal);
+					$result = $storage->test($isPersonal, $testOnly);
 					$storage->setAvailability($result);
 					if ($result) {
 						return StorageNotAvailableException::STATUS_SUCCESS;
diff --git a/apps/files_external/tests/js/settingsSpec.js b/apps/files_external/tests/js/settingsSpec.js
index 462407e9540..e4ee7a61aa9 100644
--- a/apps/files_external/tests/js/settingsSpec.js
+++ b/apps/files_external/tests/js/settingsSpec.js
@@ -223,7 +223,8 @@ describe('OCA.External.Settings tests', function() {
 					applicableGroups: [],
 					mountOptions: {
 						'previews': true
-					}
+					},
+					testOnly: true
 				});
 
 				// TODO: respond and check data-id
diff --git a/apps/files_sharing/appinfo/application.php b/apps/files_sharing/appinfo/application.php
index 64c7517456d..311250ce195 100644
--- a/apps/files_sharing/appinfo/application.php
+++ b/apps/files_sharing/appinfo/application.php
@@ -111,7 +111,8 @@ class Application extends App {
 			/** @var \OCP\IServerContainer $server */
 			$server = $c->query('ServerContainer');
 			return new MountProvider(
-				$server->getConfig()
+				$server->getConfig(),
+				$server->getLogger()
 			);
 		});
 
diff --git a/apps/files_sharing/lib/mountprovider.php b/apps/files_sharing/lib/mountprovider.php
index 4a60e44bb26..b386c6704f9 100644
--- a/apps/files_sharing/lib/mountprovider.php
+++ b/apps/files_sharing/lib/mountprovider.php
@@ -27,6 +27,7 @@ use OC\User\NoUserException;
 use OCP\Files\Config\IMountProvider;
 use OCP\Files\Storage\IStorageFactory;
 use OCP\IConfig;
+use OCP\ILogger;
 use OCP\IUser;
 
 class MountProvider implements IMountProvider {
@@ -36,10 +37,17 @@ class MountProvider implements IMountProvider {
 	protected $config;
 
 	/**
+	 * @var ILogger
+	 */
+	protected $logger;
+
+	/**
 	 * @param \OCP\IConfig $config
+	 * @param ILogger $logger
 	 */
-	public function __construct(IConfig $config) {
+	public function __construct(IConfig $config, ILogger $logger) {
 		$this->config = $config;
+		$this->logger = $logger;
 	}
 
 
@@ -55,19 +63,25 @@ class MountProvider implements IMountProvider {
 		$shares = array_filter($shares, function ($share) {
 			return $share['permissions'] > 0;
 		});
-		$shares = array_map(function ($share) use ($user, $storageFactory) {
+		$mounts = [];
+		foreach ($shares as $share) {
+			try {
+				$mounts[] = new SharedMount(
+					'\OC\Files\Storage\Shared',
+					$mounts,
+					[
+						'share' => $share,
+						'user' => $user->getUID()
+					],
+					$storageFactory
+				);
+			} catch (\Exception $e) {
+				$this->logger->logException($e);
+				$this->logger->error('Error while trying to create shared mount');
+			}
+		}
 
-			return new SharedMount(
-				'\OC\Files\Storage\Shared',
-				'/' . $user->getUID() . '/' . $share['file_target'],
-				array(
-					'share' => $share,
-					'user' => $user->getUID()
-				),
-				$storageFactory
-			);
-		}, $shares);
 		// array_filter removes the null values from the array
-		return array_filter($shares);
+		return array_filter($mounts);
 	}
 }
diff --git a/apps/files_sharing/lib/sharedmount.php b/apps/files_sharing/lib/sharedmount.php
index 3a65794b606..8eaf5469646 100644
--- a/apps/files_sharing/lib/sharedmount.php
+++ b/apps/files_sharing/lib/sharedmount.php
@@ -25,6 +25,7 @@
 
 namespace OCA\Files_Sharing;
 
+use OC\Files\Filesystem;
 use OC\Files\Mount\MountPoint;
 use OC\Files\Mount\MoveableMount;
 use OC\Files\View;
@@ -50,14 +51,14 @@ class SharedMount extends MountPoint implements MoveableMount {
 
 	/**
 	 * @param string $storage
-	 * @param string $mountpoint
+	 * @param SharedMount[] $mountpoints
 	 * @param array|null $arguments
 	 * @param \OCP\Files\Storage\IStorageFactory $loader
 	 */
-	public function __construct($storage, $mountpoint, $arguments = null, $loader = null) {
+	public function __construct($storage, array $mountpoints, $arguments = null, $loader = null) {
 		$this->user = $arguments['user'];
 		$this->recipientView = new View('/' . $this->user . '/files');
-		$newMountPoint = $this->verifyMountPoint($arguments['share']);
+		$newMountPoint = $this->verifyMountPoint($arguments['share'], $mountpoints);
 		$absMountPoint = '/' . $this->user . '/files' . $newMountPoint;
 		$arguments['ownerView'] = new View('/' . $arguments['share']['uid_owner'] . '/files');
 		parent::__construct($storage, $absMountPoint, $arguments, $loader);
@@ -67,9 +68,10 @@ class SharedMount extends MountPoint implements MoveableMount {
 	 * check if the parent folder exists otherwise move the mount point up
 	 *
 	 * @param array $share
+	 * @param SharedMount[] $mountpoints
 	 * @return string
 	 */
-	private function verifyMountPoint(&$share) {
+	private function verifyMountPoint(&$share, array $mountpoints) {
 
 		$mountPoint = basename($share['file_target']);
 		$parent = dirname($share['file_target']);
@@ -78,10 +80,10 @@ class SharedMount extends MountPoint implements MoveableMount {
 			$parent = Helper::getShareFolder($this->recipientView);
 		}
 
-		$newMountPoint = \OCA\Files_Sharing\Helper::generateUniqueTarget(
+		$newMountPoint = $this->generateUniqueTarget(
 			\OC\Files\Filesystem::normalizePath($parent . '/' . $mountPoint),
-			[],
-			$this->recipientView
+			$this->recipientView,
+			$mountpoints
 		);
 
 		if ($newMountPoint !== $share['file_target']) {
@@ -94,6 +96,37 @@ class SharedMount extends MountPoint implements MoveableMount {
 	}
 
 	/**
+	 * @param string $path
+	 * @param View $view
+	 * @param SharedMount[] $mountpoints
+	 * @return mixed
+	 */
+	private function generateUniqueTarget($path, $view, array $mountpoints) {
+		$pathinfo = pathinfo($path);
+		$ext = (isset($pathinfo['extension'])) ? '.'.$pathinfo['extension'] : '';
+		$name = $pathinfo['filename'];
+		$dir = $pathinfo['dirname'];
+
+		// Helper function to find existing mount points
+		$mountpointExists = function($path) use ($mountpoints) {
+			foreach ($mountpoints as $mountpoint) {
+				if ($mountpoint->getShare()['file_target'] === $path) {
+					return true;
+				}
+			}
+			return false;
+		};
+
+		$i = 2;
+		while ($view->file_exists($path) || $mountpointExists($path)) {
+			$path = Filesystem::normalizePath($dir . '/' . $name . ' ('.$i.')' . $ext);
+			$i++;
+		}
+
+		return $path;
+	}
+
+	/**
 	 * update fileTarget in the database if the mount point changed
 	 *
 	 * @param string $newPath
diff --git a/apps/files_versions/lib/storage.php b/apps/files_versions/lib/storage.php
index a1069410e70..1062f49cf69 100644
--- a/apps/files_versions/lib/storage.php
+++ b/apps/files_versions/lib/storage.php
@@ -337,9 +337,16 @@ class Storage {
 			// Restore encrypted version of the old file for the newly restored file
 			// This has to happen manually here since the file is manually copied below
 			$oldVersion = $users_view->getFileInfo($fileToRestore)->getEncryptedVersion();
+			$oldFileInfo = $users_view->getFileInfo($fileToRestore);
 			$newFileInfo = $files_view->getFileInfo($filename);
 			$cache = $newFileInfo->getStorage()->getCache();
-			$cache->update($newFileInfo->getId(), ['encrypted' => $oldVersion, 'encryptedVersion' => $oldVersion]);
+			$cache->update(
+				$newFileInfo->getId(), [
+					'encrypted' => $oldVersion,
+					'encryptedVersion' => $oldVersion,
+					'size' => $oldFileInfo->getSize()
+				]
+			);
 
 			// rollback
 			if (self::copyFileContents($users_view, $fileToRestore, 'files' . $filename)) {
diff --git a/apps/user_ldap/lib/access.php b/apps/user_ldap/lib/access.php
index f92ded64797..dd4aeee3b24 100644
--- a/apps/user_ldap/lib/access.php
+++ b/apps/user_ldap/lib/access.php
@@ -730,7 +730,14 @@ class Access extends LDAPUtility implements user\IUserTools {
 				$user->unmark();
 				$user = $this->userManager->get($ocName);
 			}
-			$user->processAttributes($userRecord);
+			if ($user !== null) {
+				$user->processAttributes($userRecord);
+			} else {
+				\OC::$server->getLogger()->debug(
+					"The ldap user manager returned null for $ocName",
+					['app'=>'user_ldap']
+				);
+			}
 		}
 	}
 
diff --git a/build/integration/features/sharing-v1.feature b/build/integration/features/sharing-v1.feature
index ba535e83aab..56399eefdb0 100644
--- a/build/integration/features/sharing-v1.feature
+++ b/build/integration/features/sharing-v1.feature
@@ -566,3 +566,16 @@ Feature: sharing
       | path | welcome.txt |
       | shareType | 3      |
     Then share ids should match
+
+  Scenario: unique target names for incomming shares
+    Given user "user0" exists
+    And user "user1" exists
+    And user "user2" exists
+    And user "user0" created a folder "/foo"
+    And user "user1" created a folder "/foo"
+    When file "/foo" of user "user0" is shared with user "user2"
+    And file "/foo" of user "user1" is shared with user "user2"
+    Then user "user2" should see following elements
+      | /foo/       |
+      | /foo%20(2)/ |
+
diff --git a/build/integration/features/webdav-related.feature b/build/integration/features/webdav-related.feature
index 9231fbebbe9..c6d2919db8d 100644
--- a/build/integration/features/webdav-related.feature
+++ b/build/integration/features/webdav-related.feature
@@ -73,7 +73,7 @@ Feature: webdav-related
 		And As an "admin"
 		When Downloading file "/welcome.txt"
 		Then The following headers should be set
-			|Content-Disposition|attachment|
+			|Content-Disposition|attachment; filename*=UTF-8''welcome.txt; filename="welcome.txt"|
 			|Content-Security-Policy|default-src 'self'; script-src 'self' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; frame-src *; img-src * data: blob:; font-src 'self' data:; media-src *; connect-src *|
 			|X-Content-Type-Options |nosniff|
 			|X-Download-Options|noopen|
@@ -88,7 +88,7 @@ Feature: webdav-related
 		And As an "admin"
 		When Downloading file "/welcome.txt"
 		Then The following headers should be set
-			|Content-Disposition|attachment|
+			|Content-Disposition|attachment; filename*=UTF-8''welcome.txt; filename="welcome.txt"|
 			|Content-Security-Policy|default-src 'self'; script-src 'self' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; frame-src *; img-src * data: blob:; font-src 'self' data:; media-src *; connect-src *|
 			|X-Content-Type-Options |nosniff|
 			|X-Download-Options|noopen|
diff --git a/core/js/setupchecks.js b/core/js/setupchecks.js
index 72e5c529a38..3b645675f92 100644
--- a/core/js/setupchecks.js
+++ b/core/js/setupchecks.js
@@ -76,7 +76,8 @@
 			$.ajax({
 				type: 'PROPFIND',
 				url: url,
-				complete: afterCall
+				complete: afterCall,
+				allowAuthErrors: true
 			});
 			return deferred.promise();
 		},
@@ -209,7 +210,8 @@
 			$.ajax({
 				type: 'GET',
 				url: OC.linkTo('', oc_dataURL+'/htaccesstest.txt?t=' + (new Date()).getTime()),
-				complete: afterCall
+				complete: afterCall,
+				allowAuthErrors: true
 			});
 			return deferred.promise();
 		},
diff --git a/lib/private/app/appmanager.php b/lib/private/app/appmanager.php
index fba5bb19f61..608c69dd54a 100644
--- a/lib/private/app/appmanager.php
+++ b/lib/private/app/appmanager.php
@@ -256,7 +256,7 @@ class AppManager implements IAppManager {
 		}
 		unset($this->installedAppsCache[$appId]);
 		$this->appConfig->setValue($appId, 'enabled', 'no');
-		$this->dispatcher->dispatch(ManagerEvent::EVENT_APP_ENABLE, new ManagerEvent(
+		$this->dispatcher->dispatch(ManagerEvent::EVENT_APP_DISABLE, new ManagerEvent(
 			ManagerEvent::EVENT_APP_DISABLE, $appId
 		));
 		$this->clearAppsCache();