1 files changed, 67 insertions, 0 deletions
diff --git a/lib/Controller/PublicPreviewController.php b/lib/Controller/PublicPreviewController.php
new file mode 100644
index 00000000..f18811dd
--- /dev/null
+++ b/lib/Controller/PublicPreviewController.php
@@ -0,0 +1,67 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2022, Louis Chmn <louis@chmn.me>
+ *
+ * @author Louis Chmn <louis@chmn.me>
+ *
+ * @license AGPL-3.0-or-later
+ *
+ * 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\Photos\Controller;
+
+use OCA\Photos\Album\AlbumMapper;
+use OCP\AppFramework\Http;
+use OCP\AppFramework\Http\DataResponse;
+use OCP\AppFramework\Http\FileDisplayResponse;
+
+class PublicPreviewController extends PreviewController {
+	/**
+	 * @NoAdminRequired
+	 * @NoCSRFRequired
+	 * @PublicPage
+	 * Render default index template
+	 *
+	 * @return DataResponse|FileDisplayResponse
+	 */
+	public function index(
+		int $fileId = -1,
+		int $x = 32,
+		int $y = 32,
+		string $token = null
+	) {
+		if ($fileId === -1 || $x === 0 || $y === 0) {
+			return new DataResponse([], Http::STATUS_BAD_REQUEST);
+		}
+
+		if ($token === null) {
+			return new DataResponse([], Http::STATUS_FORBIDDEN);
+		}
+
+		$publicAlbums = $this->albumMapper->getAlbumsForCollaboratorIdAndFileId($token, AlbumMapper::TYPE_LINK, $fileId);
+		$nodes = $this->getFileIdForAlbums($fileId, $publicAlbums);
+
+		if (\count($nodes) === 0) {
+			return new DataResponse([], Http::STATUS_NOT_FOUND);
+		}
+
+		$node = array_pop($nodes);
+
+		return $this->fetchPreview($node, $x, $y);
+	}
+}