Add a background job that checks for potential user imported SSL certificates and shows a warning in the admin settings

Signed-off-by: Morris Jobke <hey@morrisjobke.de>

1 files changed, 79 insertions, 0 deletions

diff --git a/core/BackgroundJobs/CheckForUserCertificates.php b/core/BackgroundJobs/CheckForUserCertificates.php
new file mode 100644
index 00000000000..8b106c8ce74
--- /dev/null
+++ b/core/BackgroundJobs/CheckForUserCertificates.php
@@ -0,0 +1,79 @@
+<?php
+/**
+ * @copyright 2020 Morris Jobke <hey@morrisjobke.de>
+ *
+ * @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\Core\BackgroundJobs;
+
+use OC\BackgroundJob\QueuedJob;
+use OCP\Files\Folder;
+use OCP\Files\IRootFolder;
+use OCP\Files\NotFoundException;
+use OCP\IConfig;
+use OCP\IUser;
+use OCP\IUserManager;
+
+class CheckForUserCertificates extends QueuedJob {
+
+	/** @var IConfig */
+	protected $config;
+	/** @var IUserManager */
+	private $userManager;
+	/** @var IRootFolder */
+	private $rootFolder;
+
+	public function __construct(IConfig $config, IUserManager $userManager, IRootFolder $rootFolder) {
+		$this->config = $config;
+		$this->userManager = $userManager;
+		$this->rootFolder = $rootFolder;
+	}
+
+	/**
+	 * Checks all user directories for old user uploaded certificates
+	 */
+	public function run($arguments) {
+		$uploadList = [];
+		$this->userManager->callForSeenUsers(function (IUser $user) use (&$uploadList) {
+			$userId = $user->getUID();
+			try {
+				\OC_Util::setupFS($userId);
+				$filesExternalUploadsFolder = $this->rootFolder->get($userId . '/files_external/uploads');
+			} catch (NotFoundException $e) {
+				\OC_Util::tearDownFS();
+				return;
+			}
+			if ($filesExternalUploadsFolder instanceof Folder) {
+				$files = $filesExternalUploadsFolder->getDirectoryListing();
+				foreach ($files as $file) {
+					$filename = $file->getName();
+					$uploadList[] = "$userId/files_external/uploads/$filename";
+				}
+			}
+			\OC_Util::tearDownFS();
+		});
+
+		if (empty($uploadList)) {
+			$this->config->deleteAppValue('files_external', 'user_certificate_scan');
+		} else {
+			$this->config->setAppValue('files_external', 'user_certificate_scan', json_encode($uploadList));
+		}
+	}
+}