backport of https://github.com/owncloud/core/pull/5513

4 files changed, 102 insertions, 33 deletions

diff --git a/apps/files_encryption/hooks/hooks.php b/apps/files_encryption/hooks/hooks.php
index 6e2d360917b..35574b8e5b9 100644
--- a/apps/files_encryption/hooks/hooks.php
+++ b/apps/files_encryption/hooks/hooks.php
@@ -35,6 +35,12 @@ class Hooks {
 	 * @note This method should never be called for users using client side encryption

 	 */

 	public static function login($params) {

+

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

+

 		$l = new \OC_L10N('files_encryption');

 

 		$view = new \OC_FilesystemView('/');

@@ -117,11 +123,12 @@ class Hooks {
 	 * @note This method should never be called for users using client side encryption

 	 */

 	public static function postCreateUser($params) {

-		$view = new \OC_FilesystemView('/');

-

-		$util = new Util($view, $params['uid']);

 

-		Helper::setupUser($util, $params['password']);

+		if (\OCP\App::isEnabled('files_encryption')) {

+			$view = new \OC_FilesystemView('/');

+			$util = new Util($view, $params['uid']);

+			Helper::setupUser($util, $params['password']);

+		}

 	}

 

 	/**

@@ -129,26 +136,31 @@ class Hooks {
 	 * @note This method should never be called for users using client side encryption

 	 */

 	public static function postDeleteUser($params) {

-		$view = new \OC_FilesystemView('/');

 

-		// cleanup public key

-		$publicKey = '/public-keys/' . $params['uid'] . '.public.key';

+		if (\OCP\App::isEnabled('files_encryption')) {

+			$view = new \OC_FilesystemView('/');

 

-		// Disable encryption proxy to prevent recursive calls

-		$proxyStatus = \OC_FileProxy::$enabled;

-		\OC_FileProxy::$enabled = false;

+			// cleanup public key

+			$publicKey = '/public-keys/' . $params['uid'] . '.public.key';

 

-		$view->unlink($publicKey);

+			// Disable encryption proxy to prevent recursive calls

+			$proxyStatus = \OC_FileProxy::$enabled;

+			\OC_FileProxy::$enabled = false;

 

-		\OC_FileProxy::$enabled = $proxyStatus;

+			$view->unlink($publicKey);

+

+			\OC_FileProxy::$enabled = $proxyStatus;

+		}

 	}

 

 	/**

 	 * @brief If the password can't be changed within ownCloud, than update the key password in advance.

 	 */

 	public static function preSetPassphrase($params) {

-		if ( ! \OC_User::canUserChangePassword($params['uid']) ) {

-			self::setPassphrase($params);

+		if (\OCP\App::isEnabled('files_encryption')) {

+			if ( ! \OC_User::canUserChangePassword($params['uid']) ) {

+				self::setPassphrase($params);

+			}

 		}

 	}

 

@@ -157,6 +169,11 @@ class Hooks {
 	 * @param array $params keys: uid, password

 	 */

 	public static function setPassphrase($params) {

+

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

 		// Only attempt to change passphrase if server-side encryption

 		// is in use (client-side encryption does not have access to

 		// the necessary keys)

@@ -227,6 +244,10 @@ class Hooks {
 	 */

 	public static function preShared($params) {

 

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

 		$l = new \OC_L10N('files_encryption');

 		$users = array();

 		$view = new \OC\Files\View('/public-keys/');

@@ -278,6 +299,10 @@ class Hooks {
 		// [run] => whether emitting script should continue to run

 		// TODO: Should other kinds of item be encrypted too?

 

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

 		if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {

 

 			$view = new \OC_FilesystemView('/');

@@ -372,6 +397,10 @@ class Hooks {
 		// [shareWith] => test1

 		// [itemParent] =>

 

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

 		if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {

 

 			$view = new \OC_FilesystemView('/');

@@ -453,6 +482,11 @@ class Hooks {
 	 * of the stored versions along the actual file

 	 */

 	public static function postRename($params) {

+

+		if (\OCP\App::isEnabled('files_encryption') === false) {

+			return true;

+		}

+

 		// Disable encryption proxy to prevent recursive calls

 		$proxyStatus = \OC_FileProxy::$enabled;

 		\OC_FileProxy::$enabled = false;

diff --git a/apps/files_sharing/lib/updater.php b/apps/files_sharing/lib/updater.php
index 3381f75f16d..171999ea652 100644
--- a/apps/files_sharing/lib/updater.php
+++ b/apps/files_sharing/lib/updater.php
@@ -49,13 +49,6 @@ class Shared_Updater {
 				}
 				$users = $reshareUsers;
 			}
-			// Correct folders of shared file owner
-			$target = substr($target, 8);
-			if ($uidOwner !== $uid && $source = \OC_Share_Backend_File::getSource($target)) {
-				\OC\Files\Filesystem::initMountPoints($uidOwner);
-				$source = '/'.$uidOwner.'/'.$source['path'];
-				\OC\Files\Cache\Updater::correctFolder($source, $info['mtime']);
-			}
 		}
 	}
 
diff --git a/lib/private/files/cache/updater.php b/lib/private/files/cache/updater.php
index 1f30173a8f8..6d016f9deac 100644
--- a/lib/private/files/cache/updater.php
+++ b/lib/private/files/cache/updater.php
@@ -95,6 +95,24 @@ class Updater {
 	}
 
 	/**
+	 * @brief get file owner and path
+	 * @param string $filename
+	 * @return array with the oweners uid and the owners path
+	 */
+	public static function getUidAndFilename($filename) {
+
+		$uid = \OC\Files\Filesystem::getOwner($filename);
+		\OC\Files\Filesystem::initMountPoints($uid);
+
+		if ($uid != \OCP\User::getUser()) {
+			$info = \OC\Files\Filesystem::getFileInfo($filename);
+			$ownerView = new \OC\Files\View('/' . $uid . '/files');
+			$filename = $ownerView->getPath($info['fileid']);
+		}
+		return array($uid, '/files/' . $filename);
+	}
+
+	/**
 	 * Update the mtime and ETag of all parent folders
 	 *
 	 * @param string $path
@@ -102,23 +120,29 @@ class Updater {
 	 */
 	static public function correctFolder($path, $time) {
 		if ($path !== '' && $path !== '/') {
-			$parent = dirname($path);
-			if ($parent === '.' || $parent === '\\') {
-				$parent = '';
-			}
+
+			list($owner, $realPath) = self::getUidAndFilename(dirname($path));
+
 			/**
 			 * @var \OC\Files\Storage\Storage $storage
 			 * @var string $internalPath
 			 */
-			list($storage, $internalPath) = self::resolvePath($parent);
-			if ($storage) {
-				$cache = $storage->getCache();
-				$id = $cache->getId($internalPath);
-				if ($id !== -1) {
-					$cache->update($id, array('mtime' => $time, 'etag' => $storage->getETag($internalPath)));
-					self::correctFolder($parent, $time);
+			$view = new \OC\Files\View('/' . $owner);
+
+			list($storage, $internalPath) = $view->resolvePath($realPath);
+			$cache = $storage->getCache();
+			$id = $cache->getId($internalPath);
+
+			while ($id !== -1) {
+				$cache->update($id, array('mtime' => $time, 'etag' => $storage->getETag($internalPath)));
+				$realPath = dirname($realPath);
+				// check storage for parent in case we change the storage in this step
+				list($storage, $internalPath) = $view->resolvePath($realPath);
+				if ($internalPath) {
+					$cache = $storage->getCache();
+					$id = $cache->getId($internalPath);
 				} else {
-					Util::writeLog('core', 'Path not in cache: '.$internalPath, Util::ERROR);
+					$id = -1;
 				}
 			}
 		}
diff --git a/tests/lib/files/cache/updater.php b/tests/lib/files/cache/updater.php
index 5d7997b0544..9c1c6f8d18f 100644
--- a/tests/lib/files/cache/updater.php
+++ b/tests/lib/files/cache/updater.php
@@ -21,6 +21,8 @@ class Updater extends \PHPUnit_Framework_TestCase {
 	 */
 	private $scanner;
 
+	private $stateFilesEncryption;
+
 	/**
 	 * @var \OC\Files\Cache\Cache $cache
 	 */
@@ -29,6 +31,12 @@ class Updater extends \PHPUnit_Framework_TestCase {
 	private static $user;
 
 	public function setUp() {
+
+		// remember files_encryption state
+		$this->stateFilesEncryption = \OC_App::isEnabled('files_encryption');
+		// we want to tests with the encryption app disabled
+		\OC_App::disable('files_encryption');
+
 		$this->storage = new \OC\Files\Storage\Temporary(array());
 		$textData = "dummy file data\n";
 		$imgData = file_get_contents(\OC::$SERVERROOT . '/core/img/logo.png');
@@ -46,6 +54,10 @@ class Updater extends \PHPUnit_Framework_TestCase {
 		if (!self::$user) {
 			self::$user = uniqid();
 		}
+
+		\OC_User::createUser(self::$user, 'password');
+		\OC_User::setUserId(self::$user);
+
 		\OC\Files\Filesystem::init(self::$user, '/' . self::$user . '/files');
 
 		Filesystem::clearMounts();
@@ -63,7 +75,13 @@ class Updater extends \PHPUnit_Framework_TestCase {
 		if ($this->cache) {
 			$this->cache->clear();
 		}
+		$result = \OC_User::deleteUser(self::$user);
+		$this->assertTrue($result);
 		Filesystem::tearDown();
+		// reset app files_encryption
+		if ($this->stateFilesEncryption) {
+			\OC_App::enable('files_encryption');
+		}
 	}
 
 	public function testWrite() {