1 files changed, 90 insertions, 0 deletions
diff --git a/lib/private/Security/VerificationToken/CleanUpJob.php b/lib/private/Security/VerificationToken/CleanUpJob.php
new file mode 100644
index 00000000000..331172898ec
--- /dev/null
+++ b/lib/private/Security/VerificationToken/CleanUpJob.php
@@ -0,0 +1,90 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2021 Arthur Schiwon <blizzz@arthur-schiwon.de>
+ *
+ * @author Arthur Schiwon <blizzz@arthur-schiwon.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 <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Security\VerificationToken;
+
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\IConfig;
+use OCP\ILogger;
+use OCP\IUserManager;
+use OCP\Security\VerificationToken\InvalidTokenException;
+use OCP\Security\VerificationToken\IVerificationToken;
+
+class CleanUpJob extends \OCP\BackgroundJob\Job {
+
+	/** @var int */
+	protected $runNotBefore;
+	/** @var string */
+	protected $userId;
+	/** @var string */
+	protected $subject;
+	/** @var string */
+	protected $pwdPrefix;
+	/** @var IConfig */
+	private $config;
+	/** @var IVerificationToken */
+	private $verificationToken;
+	/** @var IUserManager */
+	private $userManager;
+
+	public function __construct(ITimeFactory $time, IConfig $config, IVerificationToken $verificationToken, IUserManager $userManager) {
+		parent::__construct($time);
+		$this->config = $config;
+		$this->verificationToken = $verificationToken;
+		$this->userManager = $userManager;
+	}
+
+	public function setArgument($argument) {
+		parent::setArgument($argument);
+		$args = \json_decode($argument);
+		$this->userId = (string)$args['userId'];
+		$this->subject = (string)$args['subject'];
+		$this->pwdPrefix = (string)$args['pp'];
+		$this->runNotBefore = (int)$args['notBefore'];
+	}
+
+	protected function run($argument) {
+		try {
+			$user = $this->userManager->get($this->userId);
+			if ($user === null) {
+				return;
+			}
+			$this->verificationToken->check('irrelevant', $user, $this->subject, $this->pwdPrefix);
+		} catch (InvalidTokenException $e) {
+			if ($e->getCode() === InvalidTokenException::TOKEN_EXPIRED) {
+				// make sure to only remove expired tokens
+				$this->config->deleteUserValue($this->userId, 'core', $this->subject);
+			}
+		}
+	}
+
+	public function execute($jobList, ILogger $logger = null) {
+		if ($this->time->getTime() >= $this->runNotBefore) {
+			$jobList->remove($this, $this->argument);
+			parent::execute($jobList, $logger);
+		}
+	}
+}