Merge pull request #23044 from nextcloud/migration-10.5

Handle owncloud migration to latest release

13 files changed, 617 insertions, 2 deletions

diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index b7dbc6675d2..c033a237ca4 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -930,6 +930,7 @@ return array(
     'OC\\Core\\Migrations\\Version20000Date20201109081918' => $baseDir . '/core/Migrations/Version20000Date20201109081918.php',
     'OC\\Core\\Migrations\\Version20000Date20201109081919' => $baseDir . '/core/Migrations/Version20000Date20201109081919.php',
     'OC\\Core\\Migrations\\Version20000Date20201111081915' => $baseDir . '/core/Migrations/Version20000Date20201111081915.php',
+    'OC\\Core\\Migrations\\Version21000Date20201120141228' => $baseDir . '/core/Migrations/Version21000Date20201120141228.php',
     'OC\\Core\\Migrations\\Version21000Date20201202095923' => $baseDir . '/core/Migrations/Version21000Date20201202095923.php',
     'OC\\Core\\Notification\\CoreNotifier' => $baseDir . '/core/Notification/CoreNotifier.php',
     'OC\\Core\\Service\\LoginFlowV2Service' => $baseDir . '/core/Service/LoginFlowV2Service.php',
@@ -1269,8 +1270,14 @@ return array(
     'OC\\Repair\\NC21\\AddCheckForUserCertificatesJob' => $baseDir . '/lib/private/Repair/NC21/AddCheckForUserCertificatesJob.php',
     'OC\\Repair\\NC21\\ValidatePhoneNumber' => $baseDir . '/lib/private/Repair/NC21/ValidatePhoneNumber.php',
     'OC\\Repair\\OldGroupMembershipShares' => $baseDir . '/lib/private/Repair/OldGroupMembershipShares.php',
+    'OC\\Repair\\Owncloud\\CleanPreviews' => $baseDir . '/lib/private/Repair/Owncloud/CleanPreviews.php',
+    'OC\\Repair\\Owncloud\\CleanPreviewsBackgroundJob' => $baseDir . '/lib/private/Repair/Owncloud/CleanPreviewsBackgroundJob.php',
     'OC\\Repair\\Owncloud\\DropAccountTermsTable' => $baseDir . '/lib/private/Repair/Owncloud/DropAccountTermsTable.php',
+    'OC\\Repair\\Owncloud\\InstallCoreBundle' => $baseDir . '/lib/private/Repair/Owncloud/InstallCoreBundle.php',
+    'OC\\Repair\\Owncloud\\MoveAvatars' => $baseDir . '/lib/private/Repair/Owncloud/MoveAvatars.php',
+    'OC\\Repair\\Owncloud\\MoveAvatarsBackgroundJob' => $baseDir . '/lib/private/Repair/Owncloud/MoveAvatarsBackgroundJob.php',
     'OC\\Repair\\Owncloud\\SaveAccountsTableData' => $baseDir . '/lib/private/Repair/Owncloud/SaveAccountsTableData.php',
+    'OC\\Repair\\Owncloud\\UpdateLanguageCodes' => $baseDir . '/lib/private/Repair/Owncloud/UpdateLanguageCodes.php',
     'OC\\Repair\\RemoveLinkShares' => $baseDir . '/lib/private/Repair/RemoveLinkShares.php',
     'OC\\Repair\\RepairInvalidShares' => $baseDir . '/lib/private/Repair/RepairInvalidShares.php',
     'OC\\Repair\\RepairMimeTypes' => $baseDir . '/lib/private/Repair/RepairMimeTypes.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index a8984b486f3..9afd8d98377 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -959,6 +959,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OC\\Core\\Migrations\\Version20000Date20201109081918' => __DIR__ . '/../../..' . '/core/Migrations/Version20000Date20201109081918.php',
         'OC\\Core\\Migrations\\Version20000Date20201109081919' => __DIR__ . '/../../..' . '/core/Migrations/Version20000Date20201109081919.php',
         'OC\\Core\\Migrations\\Version20000Date20201111081915' => __DIR__ . '/../../..' . '/core/Migrations/Version20000Date20201111081915.php',
+        'OC\\Core\\Migrations\\Version21000Date20201120141228' => __DIR__ . '/../../..' . '/core/Migrations/Version21000Date20201120141228.php',
         'OC\\Core\\Migrations\\Version21000Date20201202095923' => __DIR__ . '/../../..' . '/core/Migrations/Version21000Date20201202095923.php',
         'OC\\Core\\Notification\\CoreNotifier' => __DIR__ . '/../../..' . '/core/Notification/CoreNotifier.php',
         'OC\\Core\\Service\\LoginFlowV2Service' => __DIR__ . '/../../..' . '/core/Service/LoginFlowV2Service.php',
@@ -1298,8 +1299,14 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OC\\Repair\\NC21\\AddCheckForUserCertificatesJob' => __DIR__ . '/../../..' . '/lib/private/Repair/NC21/AddCheckForUserCertificatesJob.php',
         'OC\\Repair\\NC21\\ValidatePhoneNumber' => __DIR__ . '/../../..' . '/lib/private/Repair/NC21/ValidatePhoneNumber.php',
         'OC\\Repair\\OldGroupMembershipShares' => __DIR__ . '/../../..' . '/lib/private/Repair/OldGroupMembershipShares.php',
+        'OC\\Repair\\Owncloud\\CleanPreviews' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/CleanPreviews.php',
+        'OC\\Repair\\Owncloud\\CleanPreviewsBackgroundJob' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/CleanPreviewsBackgroundJob.php',
         'OC\\Repair\\Owncloud\\DropAccountTermsTable' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/DropAccountTermsTable.php',
+        'OC\\Repair\\Owncloud\\InstallCoreBundle' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/InstallCoreBundle.php',
+        'OC\\Repair\\Owncloud\\MoveAvatars' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/MoveAvatars.php',
+        'OC\\Repair\\Owncloud\\MoveAvatarsBackgroundJob' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/MoveAvatarsBackgroundJob.php',
         'OC\\Repair\\Owncloud\\SaveAccountsTableData' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/SaveAccountsTableData.php',
+        'OC\\Repair\\Owncloud\\UpdateLanguageCodes' => __DIR__ . '/../../..' . '/lib/private/Repair/Owncloud/UpdateLanguageCodes.php',
         'OC\\Repair\\RemoveLinkShares' => __DIR__ . '/../../..' . '/lib/private/Repair/RemoveLinkShares.php',
         'OC\\Repair\\RepairInvalidShares' => __DIR__ . '/../../..' . '/lib/private/Repair/RepairInvalidShares.php',
         'OC\\Repair\\RepairMimeTypes' => __DIR__ . '/../../..' . '/lib/private/Repair/RepairMimeTypes.php',
diff --git a/lib/private/DB/MigrationService.php b/lib/private/DB/MigrationService.php
index 27e03318d6b..c1a6b82dccd 100644
--- a/lib/private/DB/MigrationService.php
+++ b/lib/private/DB/MigrationService.php
@@ -125,7 +125,7 @@ class MigrationService {
 			return false;
 		}
 
-		if ($this->connection->tableExists('migrations')) {
+		if ($this->connection->tableExists('migrations') && \OC::$server->getConfig()->getAppValue('core', 'vendor', '') !== 'owncloud') {
 			$this->migrationTableCreated = true;
 			return false;
 		}
diff --git a/lib/private/Repair.php b/lib/private/Repair.php
index 847a41aeb25..4793485a384 100644
--- a/lib/private/Repair.php
+++ b/lib/private/Repair.php
@@ -34,6 +34,7 @@
 
 namespace OC;
 
+use OC\App\AppStore\Bundles\BundleFetcher;
 use OC\Avatar\AvatarManager;
 use OC\Repair\AddBruteForceCleanupJob;
 use OC\Repair\AddCleanupUpdaterBackupsJob;
@@ -42,7 +43,11 @@ use OC\Repair\ClearFrontendCaches;
 use OC\Repair\ClearGeneratedAvatarCache;
 use OC\Repair\Collation;
 use OC\Repair\MoveUpdaterStepFile;
+use OC\Repair\Owncloud\CleanPreviews;
 use OC\Repair\NC11\FixMountStorages;
+use OC\Repair\Owncloud\MoveAvatars;
+use OC\Repair\Owncloud\InstallCoreBundle;
+use OC\Repair\Owncloud\UpdateLanguageCodes;
 use OC\Repair\NC13\AddLogRotateJob;
 use OC\Repair\NC14\AddPreviewBackgroundCleanupJob;
 use OC\Repair\NC16\AddClenupLoginFlowV2BackgroundJob;
@@ -151,7 +156,22 @@ class Repair implements IOutput {
 			new CleanTags(\OC::$server->getDatabaseConnection(), \OC::$server->getUserManager()),
 			new RepairInvalidShares(\OC::$server->getConfig(), \OC::$server->getDatabaseConnection()),
 			new MoveUpdaterStepFile(\OC::$server->getConfig()),
+			new MoveAvatars(
+				\OC::$server->getJobList(),
+				\OC::$server->getConfig()
+			),
+			new CleanPreviews(
+				\OC::$server->getJobList(),
+				\OC::$server->getUserManager(),
+				\OC::$server->getConfig()
+			),
 			new FixMountStorages(\OC::$server->getDatabaseConnection()),
+			new UpdateLanguageCodes(\OC::$server->getDatabaseConnection(), \OC::$server->getConfig()),
+			new InstallCoreBundle(
+				\OC::$server->query(BundleFetcher::class),
+				\OC::$server->getConfig(),
+				\OC::$server->query(Installer::class)
+			),
 			new AddLogRotateJob(\OC::$server->getJobList()),
 			new ClearFrontendCaches(\OC::$server->getMemCacheFactory(), \OC::$server->query(SCSSCacher::class), \OC::$server->query(JSCombiner::class)),
 			new ClearGeneratedAvatarCache(\OC::$server->getConfig(), \OC::$server->query(AvatarManager::class)),
diff --git a/lib/private/Repair/Owncloud/CleanPreviews.php b/lib/private/Repair/Owncloud/CleanPreviews.php
new file mode 100644
index 00000000000..5c183451d67
--- /dev/null
+++ b/lib/private/Repair/Owncloud/CleanPreviews.php
@@ -0,0 +1,73 @@
+<?php
+/**
+ * @copyright 2016 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Repair\Owncloud;
+
+use OCP\BackgroundJob\IJobList;
+use OCP\IConfig;
+use OCP\IUser;
+use OCP\IUserManager;
+use OCP\Migration\IOutput;
+use OCP\Migration\IRepairStep;
+
+class CleanPreviews implements IRepairStep {
+
+	/** @var IJobList */
+	private $jobList;
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/** @var IConfig */
+	private $config;
+
+	/**
+	 * MoveAvatars constructor.
+	 *
+	 * @param IJobList $jobList
+	 * @param IUserManager $userManager
+	 * @param IConfig $config
+	 */
+	public function __construct(IJobList $jobList,
+								IUserManager $userManager,
+								IConfig $config) {
+		$this->jobList = $jobList;
+		$this->userManager = $userManager;
+		$this->config = $config;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getName() {
+		return 'Add preview cleanup background jobs';
+	}
+
+	public function run(IOutput $output) {
+		if (!$this->config->getAppValue('core', 'previewsCleanedUp', false)) {
+			$this->userManager->callForSeenUsers(function (IUser $user) {
+				$this->jobList->add(CleanPreviewsBackgroundJob::class, ['uid' => $user->getUID()]);
+			});
+			$this->config->setAppValue('core', 'previewsCleanedUp', '1');
+		}
+	}
+}
diff --git a/lib/private/Repair/Owncloud/CleanPreviewsBackgroundJob.php b/lib/private/Repair/Owncloud/CleanPreviewsBackgroundJob.php
new file mode 100644
index 00000000000..e8d89c9c7a0
--- /dev/null
+++ b/lib/private/Repair/Owncloud/CleanPreviewsBackgroundJob.php
@@ -0,0 +1,132 @@
+<?php
+/**
+ * @copyright 2016 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Repair\Owncloud;
+
+use OC\BackgroundJob\QueuedJob;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\BackgroundJob\IJobList;
+use OCP\Files\Folder;
+use OCP\Files\IRootFolder;
+use OCP\Files\NotFoundException;
+use OCP\Files\NotPermittedException;
+use OCP\ILogger;
+use OCP\IUserManager;
+
+class CleanPreviewsBackgroundJob extends QueuedJob {
+	/** @var IRootFolder */
+	private $rootFolder;
+
+	/** @var ILogger */
+	private $logger;
+
+	/** @var IJobList */
+	private $jobList;
+
+	/** @var ITimeFactory */
+	private $timeFactory;
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/**
+	 * CleanPreviewsBackgroundJob constructor.
+	 *
+	 * @param IRootFolder $rootFolder
+	 * @param ILogger $logger
+	 * @param IJobList $jobList
+	 * @param ITimeFactory $timeFactory
+	 * @param IUserManager $userManager
+	 */
+	public function __construct(IRootFolder $rootFolder,
+								ILogger $logger,
+								IJobList $jobList,
+								ITimeFactory $timeFactory,
+								IUserManager $userManager) {
+		$this->rootFolder = $rootFolder;
+		$this->logger = $logger;
+		$this->jobList = $jobList;
+		$this->timeFactory = $timeFactory;
+		$this->userManager = $userManager;
+	}
+
+	public function run($arguments) {
+		$uid = $arguments['uid'];
+		if (!$this->userManager->userExists($uid)) {
+			$this->logger->info('User no longer exists, skip user ' . $uid);
+			return;
+		}
+		$this->logger->info('Started preview cleanup for ' . $uid);
+		$empty = $this->cleanupPreviews($uid);
+
+		if (!$empty) {
+			$this->jobList->add(self::class, ['uid' => $uid]);
+			$this->logger->info('New preview cleanup scheduled for ' . $uid);
+		} else {
+			$this->logger->info('Preview cleanup done for ' . $uid);
+		}
+	}
+
+	/**
+	 * @param $uid
+	 * @return bool
+	 */
+	private function cleanupPreviews($uid) {
+		try {
+			$userFolder = $this->rootFolder->getUserFolder($uid);
+		} catch (NotFoundException $e) {
+			return true;
+		}
+
+		$userRoot = $userFolder->getParent();
+
+		try {
+			/** @var Folder $thumbnailFolder */
+			$thumbnailFolder = $userRoot->get('thumbnails');
+		} catch (NotFoundException $e) {
+			return true;
+		}
+
+		$thumbnails = $thumbnailFolder->getDirectoryListing();
+
+		$start = $this->timeFactory->getTime();
+		foreach ($thumbnails as $thumbnail) {
+			try {
+				$thumbnail->delete();
+			} catch (NotPermittedException $e) {
+				// Ignore
+			}
+
+			if (($this->timeFactory->getTime() - $start) > 15) {
+				return false;
+			}
+		}
+
+		try {
+			$thumbnailFolder->delete();
+		} catch (NotPermittedException $e) {
+			// Ignore
+		}
+
+		return true;
+	}
+}
diff --git a/lib/private/Repair/Owncloud/InstallCoreBundle.php b/lib/private/Repair/Owncloud/InstallCoreBundle.php
new file mode 100644
index 00000000000..6d07ec9b962
--- /dev/null
+++ b/lib/private/Repair/Owncloud/InstallCoreBundle.php
@@ -0,0 +1,80 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Lukas Reschke <lukas@statuscode.ch>
+ *
+ * @author Lukas Reschke <lukas@statuscode.ch>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Repair\Owncloud;
+
+use OC\App\AppStore\Bundles\BundleFetcher;
+use OC\Installer;
+use OCP\IConfig;
+use OCP\Migration\IOutput;
+use OCP\Migration\IRepairStep;
+
+class InstallCoreBundle implements IRepairStep {
+	/** @var BundleFetcher */
+	private $bundleFetcher;
+	/** @var IConfig */
+	private $config;
+	/** @var Installer */
+	private $installer;
+
+	/**
+	 * @param BundleFetcher $bundleFetcher
+	 * @param IConfig $config
+	 * @param Installer $installer
+	 */
+	public function __construct(BundleFetcher $bundleFetcher,
+								IConfig $config,
+								Installer $installer) {
+		$this->bundleFetcher = $bundleFetcher;
+		$this->config = $config;
+		$this->installer = $installer;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function getName() {
+		return 'Install new core bundle components';
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function run(IOutput $output) {
+		$versionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0');
+
+		if (version_compare($versionFromBeforeUpdate, '12.0.0.14', '>')) {
+			return;
+		}
+
+		$defaultBundle = $this->bundleFetcher->getDefaultInstallationBundle();
+		foreach ($defaultBundle as $bundle) {
+			try {
+				$this->installer->installAppBundle($bundle);
+				$output->info('Successfully installed core app bundle.');
+			} catch (\Exception $e) {
+				$output->warning('Could not install core app bundle: ' . $e->getMessage());
+			}
+		}
+	}
+}
diff --git a/lib/private/Repair/Owncloud/MoveAvatars.php b/lib/private/Repair/Owncloud/MoveAvatars.php
new file mode 100644
index 00000000000..53f3097aeec
--- /dev/null
+++ b/lib/private/Repair/Owncloud/MoveAvatars.php
@@ -0,0 +1,73 @@
+<?php
+/**
+ * @copyright 2016 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Repair\Owncloud;
+
+use OCP\BackgroundJob\IJobList;
+use OCP\IConfig;
+use OCP\Migration\IOutput;
+use OCP\Migration\IRepairStep;
+
+class MoveAvatars implements IRepairStep {
+
+	/** @var IJobList */
+	private $jobList;
+
+	/** @var IConfig */
+	private $config;
+
+	/**
+	 * MoveAvatars constructor.
+	 *
+	 * @param IJobList $jobList
+	 * @param IConfig $config
+	 */
+	public function __construct(IJobList $jobList,
+								IConfig $config) {
+		$this->jobList = $jobList;
+		$this->config = $config;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getName() {
+		return 'Add move avatar background job';
+	}
+
+	public function run(IOutput $output) {
+		// only run once
+		if ($this->config->getAppValue('core', 'moveavatarsdone') === 'yes') {
+			$output->info('Repair step already executed');
+			return;
+		}
+		if ($this->config->getSystemValue('enable_avatars', true) === false) {
+			$output->info('Avatars are disabled');
+		} else {
+			$output->info('Add background job');
+			$this->jobList->add(MoveAvatarsBackgroundJob::class);
+			// if all were done, no need to redo the repair during next upgrade
+			$this->config->setAppValue('core', 'moveavatarsdone', 'yes');
+		}
+	}
+}
diff --git a/lib/private/Repair/Owncloud/MoveAvatarsBackgroundJob.php b/lib/private/Repair/Owncloud/MoveAvatarsBackgroundJob.php
new file mode 100644
index 00000000000..ec076d116c5
--- /dev/null
+++ b/lib/private/Repair/Owncloud/MoveAvatarsBackgroundJob.php
@@ -0,0 +1,116 @@
+<?php
+/**
+ * @copyright 2016 Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\Repair\Owncloud;
+
+use OC\BackgroundJob\QueuedJob;
+use OCP\Files\IRootFolder;
+use OCP\Files\NotFoundException;
+use OCP\Files\Storage;
+use OCP\IAvatarManager;
+use OCP\IUser;
+use OCP\IUserManager;
+use Psr\Log\LoggerInterface;
+
+class MoveAvatarsBackgroundJob extends QueuedJob {
+
+	/** @var IUserManager */
+	private $userManager;
+
+	/** @var LoggerInterface */
+	private $logger;
+
+	/** @var IAvatarManager */
+	private $avatarManager;
+
+	/** @var Storage */
+	private $owncloudAvatarStorage;
+
+	public function __construct(IUserManager $userManager, LoggerInterface $logger, IAvatarManager $avatarManager, IRootFolder $rootFolder) {
+		$this->userManager = $userManager;
+		$this->logger = $logger;
+		$this->avatarManager = $avatarManager;
+		try {
+			$this->owncloudAvatarStorage = $rootFolder->get('avatars')->getStorage();
+		} catch (\Exception $e) {
+		}
+	}
+
+	public function run($arguments) {
+		$this->logger->info('Started migrating avatars to AppData folder');
+		$this->moveAvatars();
+		$this->logger->info('All avatars migrated to AppData folder');
+	}
+
+	private function moveAvatars(): void {
+		if (!$this->owncloudAvatarStorage) {
+			$this->logger->info('No legacy avatars available, skipping migration');
+			return;
+		}
+
+		$counter = 0;
+		$this->userManager->callForSeenUsers(function (IUser $user) use ($counter) {
+			$uid = $user->getUID();
+
+			$path = 'avatars/' . $this->buildOwnCloudAvatarPath($uid);
+			$avatar = $this->avatarManager->getAvatar($uid);
+			try {
+				$avatarPath = $path . '/avatar.' . $this->getExtension($path);
+				$resource = $this->owncloudAvatarStorage->fopen($avatarPath, 'r');
+				if ($resource) {
+					$avatar->set($resource);
+					fclose($resource);
+				} else {
+					throw new \Exception('Failed to open old avatar file for reading');
+				}
+			} catch (NotFoundException $e) {
+				// In case there is no avatar we can just skip
+			} catch (\Throwable $e) {
+				$this->logger->error('Failed to migrate avatar for user ' . $uid, ['exception' => $e]);
+			}
+
+			$counter++;
+			if ($counter % 100 === 0) {
+				$this->logger->info('{amount} avatars migrated', ['amount' => $counter]);
+			}
+		});
+	}
+
+	/**
+	 * @throws NotFoundException
+	 */
+	private function getExtension(string $path): string {
+		if ($this->owncloudAvatarStorage->file_exists("{$path}/avatar.jpg")) {
+			return 'jpg';
+		}
+		if ($this->owncloudAvatarStorage->file_exists("{$path}/avatar.png")) {
+			return 'png';
+		}
+		throw new NotFoundException("{$path}/avatar.jpg|png");
+	}
+
+	protected function buildOwnCloudAvatarPath(string $userId): string {
+		return substr_replace(substr_replace(md5($userId), '/', 4, 0), '/', 2, 0);
+	}
+}
diff --git a/lib/private/Repair/Owncloud/SaveAccountsTableData.php b/lib/private/Repair/Owncloud/SaveAccountsTableData.php
index 6ca46934d71..89c331a7d71 100644
--- a/lib/private/Repair/Owncloud/SaveAccountsTableData.php
+++ b/lib/private/Repair/Owncloud/SaveAccountsTableData.php
@@ -78,6 +78,15 @@ class SaveAccountsTableData implements IRepairStep {
 			$numUsers = $this->runStep($offset);
 		}
 
+		// oc_persistent_locks will be removed later on anyways so we can just drop and ignore any foreign key constraints here
+		$tableName = $this->config->getSystemValue('dbtableprefix', 'oc_') . 'persistent_locks';
+		$schema = $this->db->createSchema();
+		$table = $schema->getTable($tableName);
+		foreach ($table->getForeignKeys() as $foreignKey) {
+			$table->removeForeignKey($foreignKey->getName());
+		}
+		$this->db->migrateToSchema($schema);
+
 		// Remove the table
 		if ($this->hasForeignKeyOnPersistentLocks) {
 			$this->db->dropTable('persistent_locks');
diff --git a/lib/private/Repair/Owncloud/UpdateLanguageCodes.php b/lib/private/Repair/Owncloud/UpdateLanguageCodes.php
new file mode 100644
index 00000000000..b7da0b00528
--- /dev/null
+++ b/lib/private/Repair/Owncloud/UpdateLanguageCodes.php
@@ -0,0 +1,90 @@
+<?php
+/**
+ * @copyright Copyright (c) 2016 Morris Jobke <hey@morrisjobke.de>
+ *
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Repair\Owncloud;
+
+use OCP\DB\QueryBuilder\IQueryBuilder;
+use OCP\IConfig;
+use OCP\IDBConnection;
+use OCP\Migration\IOutput;
+use OCP\Migration\IRepairStep;
+
+class UpdateLanguageCodes implements IRepairStep {
+	/** @var IDBConnection */
+	private $connection;
+
+	/** @var IConfig */
+	private $config;
+
+	/**
+	 * @param IDBConnection $connection
+	 * @param IConfig $config
+	 */
+	public function __construct(IDBConnection $connection,
+								IConfig $config) {
+		$this->connection = $connection;
+		$this->config = $config;
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function getName() {
+		return 'Repair language codes';
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function run(IOutput $output) {
+		$versionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0');
+
+		if (version_compare($versionFromBeforeUpdate, '12.0.0.13', '>')) {
+			return;
+		}
+
+		$languages = [
+			'bg_BG' => 'bg',
+			'cs_CZ' => 'cs',
+			'fi_FI' => 'fi',
+			'hu_HU' => 'hu',
+			'nb_NO' => 'nb',
+			'sk_SK' => 'sk',
+			'th_TH' => 'th',
+		];
+
+		foreach ($languages as $oldCode => $newCode) {
+			$qb = $this->connection->getQueryBuilder();
+
+			$affectedRows = $qb->update('preferences')
+				->set('configvalue', $qb->createNamedParameter($newCode))
+				->where($qb->expr()->eq('appid', $qb->createNamedParameter('core')))
+				->andWhere($qb->expr()->eq('configkey', $qb->createNamedParameter('lang')))
+				->andWhere($qb->expr()->eq('configvalue', $qb->createNamedParameter($oldCode), IQueryBuilder::PARAM_STR))
+				->execute();
+
+			$output->info('Changed ' . $affectedRows . ' setting(s) from "' . $oldCode . '" to "' . $newCode . '" in preferences table.');
+		}
+	}
+}
diff --git a/lib/private/Security/Bruteforce/Capabilities.php b/lib/private/Security/Bruteforce/Capabilities.php
index eab55db1c90..fcf05efbd7e 100644
--- a/lib/private/Security/Bruteforce/Capabilities.php
+++ b/lib/private/Security/Bruteforce/Capabilities.php
@@ -46,6 +46,10 @@ class Capabilities implements IPublicCapability {
 	}
 
 	public function getCapabilities() {
+		if (version_compare(\OC::$server->getConfig()->getSystemValue('version', '0.0.0.0'), '12.0.0.0', '<')) {
+			return [];
+		}
+
 		return [
 			'bruteforce' => [
 				'delay' => $this->throttler->getDelay($this->request->getRemoteAddress())
diff --git a/lib/private/Updater.php b/lib/private/Updater.php
index b9b72dd7fa4..998fb4f2211 100644
--- a/lib/private/Updater.php
+++ b/lib/private/Updater.php
@@ -192,8 +192,12 @@ class Updater extends BasicEmitter {
 		$currentVendor = $this->config->getAppValue('core', 'vendor', '');
 
 		// Vendor was not set correctly on install, so we have to white-list known versions
-		if ($currentVendor === '' && isset($allowedPreviousVersions['owncloud'][$oldVersion])) {
+		if ($currentVendor === '' && (
+			isset($allowedPreviousVersions['owncloud'][$oldVersion]) ||
+			isset($allowedPreviousVersions['owncloud'][$majorMinor])
+		)) {
 			$currentVendor = 'owncloud';
+			$this->config->setAppValue('core', 'vendor', $currentVendor);
 		}
 
 		if ($currentVendor === 'nextcloud') {