Implement attachment backend with a first module for app data file upload

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Controller/AttachmentController.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * @copyright Copyright (c) 2018 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @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 OCA\Deck\Controller;
+
+
+use OCA\Deck\Service\AttachmentService;
+use OCP\AppFramework\Controller;
+use OCP\IRequest;
+
+class AttachmentController extends Controller {
+
+	/** @var AttachmentService */
+	private $attachmentService;
+
+	public function __construct($appName, IRequest $request, AttachmentService $attachmentService) {
+		parent::__construct($appName, $request);
+		$this->attachmentService = $attachmentService;
+	}
+
+	public function list($cardId) {
+		return $this->attachmentService->getAll($cardId);
+	}
+
+	/**
+	 * @param $cardId
+	 * @param $attachmentId
+	 * @NoCSRFRequired
+	 * @return \OCP\AppFramework\Http\Response
+	 * @throws \OCA\Deck\NotFoundException
+	 */
+	public function display($cardId, $attachmentId) {
+		return $this->attachmentService->display($cardId, $attachmentId);
+	}
+
+	public function create($cardId) {
+		return $this->attachmentService->create(
+			$cardId,
+			$this->request->getParam('type'),
+			$this->request->getParam('data')
+		);
+	}
+
+	public function update($cardId, $attachmentId) {
+		return $this->attachmentService->update($cardId, $attachmentId, $this->request->getParam('data'));
+	}
+
+	public function delete($cardId, $attachmentId) {
+		return $this->attachmentService->delete($cardId, $attachmentId);
+	}
+}

lib/Controller/BoardController.php

@@ -26,12 +26,13 @@ namespace OCA\Deck\Controller;
 use OCA\Deck\Db\Acl;
 use OCA\Deck\Service\BoardService;
 use OCA\Deck\Service\PermissionService;
+use OCP\AppFramework\ApiController;
 use OCP\IRequest;
 use OCP\AppFramework\Controller;
 use OCP\IUserManager;
 use OCP\IGroupManager;
 
-class BoardController extends Controller {
+class BoardController extends ApiController {
 	private $userId;
 	private $boardService;
 	private $userManager;