From 155e3a701e33d526f6af4fe308917c421751bb4b Mon Sep 17 00:00:00 2001
From: Hank Grabowski <hankgrabowski@gmail.com>
Date: Mon, 20 Feb 2023 15:51:17 -0500
Subject: [PATCH] Add DislikedBy Mastodon compatible endpoint in the Friendica
 API space

---
 .../Api/Friendica/Statuses/DislikedBy.php     | 62 +++++++++++++++++++
 static/routes.config.php                      |  1 +
 2 files changed, 63 insertions(+)
 create mode 100644 src/Module/Api/Friendica/Statuses/DislikedBy.php

diff --git a/src/Module/Api/Friendica/Statuses/DislikedBy.php b/src/Module/Api/Friendica/Statuses/DislikedBy.php
new file mode 100644
index 000000000..81860bc40
--- /dev/null
+++ b/src/Module/Api/Friendica/Statuses/DislikedBy.php
@@ -0,0 +1,62 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @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 Friendica\Module\Api\Friendica\Statuses;
+
+use Friendica\Core\System;
+use Friendica\DI;
+use Friendica\Model\Item;
+use Friendica\Model\Post;
+use Friendica\Module\BaseApi;
+use Friendica\Protocol\Activity;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/statuses/
+ */
+class DislikedBy extends BaseApi
+{
+	/**
+	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 */
+	protected function rawContent(array $request = [])
+	{
+		$uid = self::getCurrentUserID();
+
+		if (empty($this->parameters['id'])) {
+			DI::mstdnError()->UnprocessableEntity();
+		}
+
+		$id = $this->parameters['id'];
+		if (!Post::exists(['uri-id' => $id, 'uid' => [0, $uid]])) {
+			DI::mstdnError()->RecordNotFound();
+		}
+
+		$activities = Post::selectPosts(['author-id'], ['thr-parent-id' => $id, 'gravity' => Item::GRAVITY_ACTIVITY, 'verb' => Activity::DISLIKE, 'deleted' => false]);
+
+		$accounts = [];
+
+		while ($activity = Post::fetch($activities)) {
+			$accounts[] = DI::mstdnAccount()->createFromContactId($activity['author-id'], $uid);
+		}
+
+		System::jsonExit($accounts);
+	}
+}
diff --git a/static/routes.config.php b/static/routes.config.php
index caf24242b..eb55c64ab 100644
--- a/static/routes.config.php
+++ b/static/routes.config.php
@@ -81,6 +81,7 @@ $apiRoutes = [
 		'/activity/{verb:attendmaybe|attendno|attendyes|dislike|like|unattendmaybe|unattendno|unattendyes|undislike|unlike}[.{extension:json|xml|rss|atom}]'
 			=> [Module\Api\Friendica\Activity::class, [        R::POST]],
 		'/statuses/{id:\d+}/dislike'                               => [Module\Api\Friendica\Statuses\Dislike::class,       [        R::POST]],
+		'/statuses/{id:\d+}/disliked_by'                           => [Module\Api\Friendica\Statuses\DislikedBy::class,    [R::GET         ]],
 		'/statuses/{id:\d+}/undislike'                             => [Module\Api\Friendica\Statuses\Undislike::class,     [        R::POST]],
 		'/notification/seen[.{extension:json|xml|rss|atom}]'       => [Module\Api\Friendica\Notification\Seen::class,      [        R::POST]],
 		'/notification[.{extension:json|xml|rss|atom}]'            => [Module\Api\Friendica\Notification::class,           [R::GET         ]],