Merge branch 'develop' into show_image_upload_limit

.htaccess-dist

@@ -51,6 +51,6 @@ AddType audio/ogg .oga
 
   RewriteCond %{REQUEST_FILENAME} !-f
   RewriteCond %{REQUEST_FILENAME} !-d
-  RewriteRule ^(.*)$ index.php?pagename=$1 [E=REMOTE_USER:%{HTTP:Authorization},L,QSA]
+  RewriteRule ^(.*)$ index.php?pagename=$1 [E=REMOTE_USER:%{HTTP:Authorization},L,QSA,B]
 
 </IfModule>

CHANGELOG

@@ -1,5 +1,6 @@
 Version 2022.12 (unreleased)
   Friendica Core
+    The rewrite rule in .htaccess-dist has been changed. The change has to be applied manually to the existing .htaccess
 
   Friendica Addons
     BREAKING: The functions from the boot.php file have been moved into better fitting classes

database.sql

@@ -1,6 +1,6 @@
 -- ------------------------------------------
 -- Friendica 2022.12-dev (Giant Rhubarb)
--- DB_UPDATE_VERSION 1491
+-- DB_UPDATE_VERSION 1493
 -- ------------------------------------------
 
 
@@ -2437,6 +2437,8 @@ CREATE VIEW `post-thread-view` AS SELECT
 	`post-question`.`end-time` AS `question-end-time`,
 	0 AS `has-categories`,
 	EXISTS(SELECT `id` FROM `post-media` WHERE `post-media`.`uri-id` = `post-thread`.`uri-id`) AS `has-media`,
+	(SELECT COUNT(*) FROM `post` WHERE `parent-uri-id` = `post-thread`.`uri-id` AND `gravity` = 6) AS `total-comments`,
+	(SELECT COUNT(DISTINCT(`author-id`)) FROM `post` WHERE `parent-uri-id` = `post-thread`.`uri-id` AND `gravity` = 6) AS `total-actors`,
 	`diaspora-interaction`.`interaction` AS `signed_text`,
 	`parent-item-uri`.`guid` AS `parent-guid`,
 	`parent-post`.`network` AS `parent-network`,

doc/API-Mastodon.md

@@ -73,7 +73,7 @@ These endpoints use the [Mastodon API entities](https://docs.joinmastodon.org/en
     - `:id` is a follow request ID, not a regular account id
     - Returns a [Relationship](https://docs.joinmastodon.org/entities/relationship) object.
 
-
+- [`GET /api/v1/followed_tags'](https://docs.joinmastodon.org/methods/followed_tags/)
 - [`GET /api/v1/instance`](https://docs.joinmastodon.org/methods/instance#fetch-instance)
 - `GET /api/v1/instance/rules` Undocumented, returns Terms of Service
 - [`GET /api/v1/instance/peers`](https://docs.joinmastodon.org/methods/instance#list-of-connected-domains)
@@ -126,12 +126,18 @@ These endpoints use the [Mastodon API entities](https://docs.joinmastodon.org/en
 - [`GET /api/v1/statuses/:id/source`](https://docs.joinmastodon.org/methods/statuses/#source)
 - [`GET /api/v1/statuses/:id/card`](https://docs.joinmastodon.org/methods/statuses/#card)
 - [`GET /api/v1/suggestions`](https://docs.joinmastodon.org/methods/accounts/suggestions/)
+- [`GET /api/v1/tags/:id`](https://docs.joinmastodon.org/methods/tags/#get)
+- [`GET /api/v1/tags/:id/follow`](https://docs.joinmastodon.org/methods/tags/#follow)
+- [`GET /api/v1/tags/:id/unfollow`](https://docs.joinmastodon.org/methods/tags/#unfollow)
 - [`GET /api/v1/timelines/direct`](https://docs.joinmastodon.org/methods/timelines/)
 - [`GET /api/v1/timelines/home`](https://docs.joinmastodon.org/methods/timelines/)
 - [`GET /api/v1/timelines/list/:id`](https://docs.joinmastodon.org/methods/timelines/)
 - [`GET /api/v1/timelines/public`](https://docs.joinmastodon.org/methods/timelines/)
 - [`GET /api/v1/timelines/tag/:hashtag`](https://docs.joinmastodon.org/methods/timelines/)
 - [`GET /api/v1/trends`](https://docs.joinmastodon.org/methods/instance/trends/)
+- [`GET /api/v1/trends/links`](https://github.com/mastodon/mastodon/pull/16917)
+- [`GET /api/v1/trends/statuses`](https://docs.joinmastodon.org/methods/trends/#statuses)
+- [`GET /api/v1/trends/tags`](https://docs.joinmastodon.org/methods/trends/#tags)
 - [`GET /api/v2/search`](https://docs.joinmastodon.org/methods/search/)
 
 
@@ -142,9 +148,6 @@ These emdpoints are planned to be implemented somewhere in the future.
 - [`POST /api/v1/accounts/:id/remove_from_followers`](https://github.com/mastodon/mastodon/pull/16864)
 - [`GET /api/v1/accounts/familiar_followers`](https://github.com/mastodon/mastodon/pull/17700)
 - [`GET /api/v1/accounts/lookup`](https://github.com/mastodon/mastodon/pull/15740)
-- [`GET /api/v1/trends/links`](https://github.com/mastodon/mastodon/pull/16917)
-- [`GET /api/v1/trends/statuses`](https://github.com/mastodon/mastodon/pull/17431)
-- [`GET /api/v1/trends/tags`](https://github.com/mastodon/mastodon/pull/16917)
 - [`POST /api/v1/polls/:id/votes`](https://docs.joinmastodon.org/methods/statuses/polls/)
 - [`GET /api/v1/featured_tags`](https://docs.joinmastodon.org/methods/accounts/featured_tags/)
 - [`POST /api/v1/featured_tags`](https://docs.joinmastodon.org/methods/accounts/featured_tags/)

src/App/Router.php

@@ -80,7 +80,7 @@ class Router
 	/**
 	 * @var array Module parameters
 	 */
-	private $parameters = [];
+	protected $parameters = [];
 
 	/** @var L10n */
 	private $l10n;
@@ -268,7 +268,6 @@ class Router
 	 *
 	 * @throws InternalServerErrorException
 	 * @throws MethodNotAllowedException
-	 * @throws NotFoundException
 	 */
 	public function getModuleClass(): string
 	{
@@ -284,9 +283,8 @@ class Router
 	 *
 	 * @return void
 	 *
-	 * @throws HTTPException\InternalServerErrorException
+	 * @throws HTTPException\InternalServerErrorException Unexpected exceptions
-	 * @throws HTTPException\MethodNotAllowedException    If a rule matched but the method didn't
+	 * @throws HTTPException\MethodNotAllowedException    If a rule is private only
-	 * @throws HTTPException\NotFoundException            If no rule matched
 	 */
 	private function determineModuleClass(): void
 	{
@@ -295,39 +293,26 @@ class Router
 
 		$dispatcher = new FriendicaGroupCountBased($this->getCachedDispatchData());
 
-		$this->parameters = [];
+		$this->parameters = [$this->server];
 
-		// Check if the HTTP method is OPTIONS and return the special Options Module with the possible HTTP methods
-		if ($this->args->getMethod() === static::OPTIONS) {
-			$this->moduleClass = Options::class;
-			$this->parameters  = ['allowedMethods' => $dispatcher->getOptions($cmd)];
-		} else {
-			$routeInfo = $dispatcher->dispatch($this->args->getMethod(), $cmd);
-			if ($routeInfo[0] === Dispatcher::FOUND) {
-				$this->moduleClass = $routeInfo[1];
-				$this->parameters  = $routeInfo[2];
-			} elseif ($routeInfo[0] === Dispatcher::METHOD_NOT_ALLOWED) {
-				throw new HTTPException\MethodNotAllowedException($this->l10n->t('Method not allowed for this module. Allowed method(s): %s', implode(', ', $routeInfo[1])));
-			} else {
-				throw new HTTPException\NotFoundException($this->l10n->t('Page not found.'));
-			}
-		}
-	}
-
-	public function getModule(?string $module_class = null): ICanHandleRequests
-	{
-		$module_parameters = [$this->server];
-		/**
-		 * ROUTING
-		 *
-		 * From the request URL, routing consists of obtaining the name of a BaseModule-extending class of which the
-		 * post() and/or content() static methods can be respectively called to produce a data change or an output.
-		 **/
 		try {
-			$module_class        = $module_class ?? $this->getModuleClass();
+			// Check if the HTTP method is OPTIONS and return the special Options Module with the possible HTTP methods
-			$module_parameters[] = $this->parameters;
+			if ($this->args->getMethod() === static::OPTIONS) {
+				$this->moduleClass = Options::class;
+				$this->parameters  = ['allowedMethods' => $dispatcher->getOptions($cmd)];
+			} else {
+				$routeInfo = $dispatcher->dispatch($this->args->getMethod(), $cmd);
+				if ($routeInfo[0] === Dispatcher::FOUND) {
+					$this->moduleClass = $routeInfo[1];
+					$this->parameters[]  = $routeInfo[2];
+				} else if ($routeInfo[0] === Dispatcher::METHOD_NOT_ALLOWED) {
+					throw new HTTPException\MethodNotAllowedException($this->l10n->t('Method not allowed for this module. Allowed method(s): %s', implode(', ', $routeInfo[1])));
+				} else {
+					throw new HTTPException\NotFoundException($this->l10n->t('Page not found.'));
+				}
+			}
 		} catch (MethodNotAllowedException $e) {
-			$module_class = MethodNotAllowed::class;
+			$this->moduleClass = MethodNotAllowed::class;
 		} catch (NotFoundException $e) {
 			$moduleName = $this->args->getModuleName();
 			// Then we try addon-provided modules that we wrap in the LegacyModule class
@@ -339,8 +324,8 @@ class Router
 				} else {
 					include_once "addon/{$moduleName}/{$moduleName}.php";
 					if (function_exists($moduleName . '_module')) {
-						$module_parameters[] = "addon/{$moduleName}/{$moduleName}.php";
+						$this->parameters[] = "addon/{$moduleName}/{$moduleName}.php";
-						$module_class        = LegacyModule::class;
+						$this->moduleClass  = LegacyModule::class;
 					}
 				}
 			}
@@ -348,24 +333,29 @@ class Router
 			/* Finally, we look for a 'standard' program module in the 'mod' directory
 			 * We emulate a Module class through the LegacyModule class
 			 */
-			if (!$module_class && file_exists("mod/{$moduleName}.php")) {
+			if (!$this->moduleClass && file_exists("mod/{$moduleName}.php")) {
-				$module_parameters[] = "mod/{$moduleName}.php";
+				$this->parameters[] = "mod/{$moduleName}.php";
-				$module_class        = LegacyModule::class;
+				$this->moduleClass  = LegacyModule::class;
 			}
 
-			$module_class = $module_class ?: PageNotFound::class;
+			$this->moduleClass = $this->moduleClass ?: PageNotFound::class;
 		}
+	}
+
+	public function getModule(?string $module_class = null): ICanHandleRequests
+	{
+		$moduleClass = $module_class ?? $this->getModuleClass();
 
 		$stamp = microtime(true);
 
 		try {
 			/** @var ICanHandleRequests $module */
-			return $this->dice->create($module_class, $module_parameters);
+			return $this->dice->create($moduleClass, $this->parameters);
 		} finally {
 			if ($this->dice_profiler_threshold > 0) {
 				$dur = floatval(microtime(true) - $stamp);
 				if ($dur >= $this->dice_profiler_threshold) {
-					$this->logger->notice('Dice module creation lasts too long.', ['duration' => round($dur, 3), 'module' => $module_class, 'parameters' => $module_parameters]);
+					$this->logger->notice('Dice module creation lasts too long.', ['duration' => round($dur, 3), 'module' => $moduleClass, 'parameters' => $this->parameters]);
 				}
 			}
 		}

src/Content/Widget/SavedSearches.php

@@ -37,7 +37,7 @@ class SavedSearches
 	public static function getHTML(string $return_url, string $search = ''): string
 	{
 		$saved = [];
-		$saved_searches = DBA::select('search', ['id', 'term'], ['uid' => DI::userSession()->getLocalUserId()]);
+		$saved_searches = DBA::select('search', ['id', 'term'], ['uid' => DI::userSession()->getLocalUserId()], ['order' => ['term']]);
 		while ($saved_search = DBA::fetch($saved_searches)) {
 			$saved[] = [
 				'id'          => $saved_search['id'],

src/Factory/Api/Mastodon/Card.php

@@ -30,13 +30,14 @@ use Friendica\Util\Strings;
 class Card extends BaseFactory
 {
 	/**
-	 * @param int $uriId Uri-ID of the item
+	 * @param int   $uriId   Uri-ID of the item
+	 * @param array $history Link request history
 	 *
 	 * @return \Friendica\Object\Api\Mastodon\Card
 	 * @throws HTTPException\InternalServerErrorException
 	 * @throws \ImagickException*@throws \Exception
 	 */
-	public function createFromUriId(int $uriId): \Friendica\Object\Api\Mastodon\Card
+	public function createFromUriId(int $uriId, array $history = []): \Friendica\Object\Api\Mastodon\Card
 	{
 		$item = Post::selectFirst(['body'], ['uri-id' => $uriId]);
 		if (!empty($item['body'])) {
@@ -76,6 +77,6 @@ class Card extends BaseFactory
 			}
 		}
 
-		return new \Friendica\Object\Api\Mastodon\Card($data);
+		return new \Friendica\Object\Api\Mastodon\Card($data, $history);
 	}
 }

src/Model/Post.php

@@ -374,6 +374,21 @@ class Post
 		return self::selectView('post-thread-user-view', $selected, $condition, $params);
 	}
 
+	/**
+	 * Select rows from the post-thread-view view
+	 *
+	 * @param array $selected  Array of selected fields, empty for all
+	 * @param array $condition Array of fields for condition
+	 * @param array $params    Array of several parameters
+	 *
+	 * @return boolean|object
+	 * @throws \Exception
+	 */
+	public static function selectPostThread(array $selected = [], array $condition = [], array $params = [])
+	{
+		return self::selectView('post-thread-view', $selected, $condition, $params);
+	}
+
 	/**
 	 * Select rows from the given view for a given user
 	 *

src/Module/Api/Mastodon/FollowedTags.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon;
+
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\Module\BaseApi;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/followed_tags/
+ */
+class FollowedTags extends BaseApi
+{
+	protected function rawContent(array $request = [])
+	{
+		self::checkAllowedScope(self::SCOPE_READ);
+		$uid = self::getCurrentUserID();
+
+		$request = $this->getRequest([
+			'max_id'   => 0,
+			'since_id' => 0,
+			'min_id'   => 0,
+			'limit'    => 100, // Maximum number of results to return. Defaults to 100. Paginate using the HTTP Link header.
+		], $request);
+
+		$params = ['order' => ['id' => true], 'limit' => $request['limit']];
+
+		$condition = ["`uid` = ? AND `term` LIKE ?", $uid, '#%'];
+
+		if (!empty($request['max_id'])) {
+			$condition = DBA::mergeConditions($condition, ["`id` < ?", $request['max_id']]);
+		}
+
+		if (!empty($request['since_id'])) {
+			$condition = DBA::mergeConditions($condition, ["`id` > ?", $request['since_id']]);
+		}
+
+		if (!empty($request['min_id'])) {
+			$condition = DBA::mergeConditions($condition, ["`id` > ?", $request['min_id']]);
+
+			$params['order'] = ['id'];
+		}
+
+		$return = [];
+
+		$saved_searches = DBA::select('search', ['id', 'term'], $condition);
+		while ($saved_search = DBA::fetch($saved_searches)) {
+			self::setBoundaries($saved_search['id']);
+			$tag = ['name' => ltrim($saved_search['term'], '#')];
+
+			$hashtag  = new \Friendica\Object\Api\Mastodon\Tag($this->baseUrl, $tag, [], true);
+			$return[] = $hashtag->toArray();
+		}
+
+		DBA::close($saved_searches);
+
+		if (!empty($request['min_id'])) {
+			$return = array_reverse($return);
+		}
+
+		self::setLinkHeader();
+		System::jsonExit($return);
+	}
+}

src/Module/Api/Mastodon/Tags.php

@@ -0,0 +1,53 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon;
+
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Module\BaseApi;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/tags/
+ */
+class Tags extends BaseApi
+{
+	/**
+	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 */
+	protected function rawContent(array $request = [])
+	{
+		self::checkAllowedScope(self::SCOPE_READ);
+		$uid = self::getCurrentUserID();
+
+		if (empty($this->parameters['hashtag'])) {
+			DI::mstdnError()->UnprocessableEntity();
+		}
+
+		$tag       = ltrim($this->parameters['hashtag'], '#');
+		$following = DBA::exists('search', ['uid' => $uid, 'term' => '#' . $tag]);
+		$term      = ['term' => $tag];
+
+		$hashtag = new \Friendica\Object\Api\Mastodon\Tag($this->baseUrl, $term, [], $following);
+		System::jsonExit($hashtag->toArray());
+	}
+}

src/Module/Api/Mastodon/Tags/Follow.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon\Tags;
+
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Module\BaseApi;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/tags/#follow
+ */
+class Follow extends BaseApi
+{
+	protected function post(array $request = [])
+	{
+		self::checkAllowedScope(self::SCOPE_WRITE);
+		$uid = self::getCurrentUserID();
+
+		if (empty($this->parameters['hashtag'])) {
+			DI::mstdnError()->UnprocessableEntity();
+		}
+
+		$fields = ['uid' => $uid, 'term' => '#' . ltrim($this->parameters['hashtag'], '#')];
+		if (!DBA::exists('search', $fields)) {
+			DBA::insert('search', $fields);
+		}
+
+		$hashtag = new \Friendica\Object\Api\Mastodon\Tag($this->baseUrl, $fields, [], true);
+		System::jsonExit($hashtag->toArray());
+	}
+}

src/Module/Api/Mastodon/Tags/Unfollow.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon\Tags;
+
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Module\BaseApi;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/tags/#unfollow
+ */
+class Unfollow extends BaseApi
+{
+	protected function post(array $request = [])
+	{
+		self::checkAllowedScope(self::SCOPE_WRITE);
+		$uid = self::getCurrentUserID();
+
+		if (empty($this->parameters['hashtag'])) {
+			DI::mstdnError()->UnprocessableEntity();
+		}
+
+		$term = ['uid' => $uid, 'term' => '#' . ltrim($this->parameters['hashtag'], '#')];
+
+		DBA::delete('search', $term);
+
+		$hashtag = new \Friendica\Object\Api\Mastodon\Tag($this->baseUrl, $term, [], false);
+		System::jsonExit($hashtag->toArray());
+	}
+}

src/Module/Api/Mastodon/Trends/Links.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon\Trends;
+
+use Friendica\Core\Protocol;
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Model\Post;
+use Friendica\Module\BaseApi;
+use Friendica\Util\DateTimeFormat;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/trends/#links
+ */
+class Links extends BaseApi
+{
+	/**
+	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 */
+	protected function rawContent(array $request = [])
+	{
+		$request = $this->getRequest([
+			'limit' => 10, // Maximum number of results to return. Defaults to 10.
+		], $request);
+
+		$condition = ["EXISTS(SELECT `id` FROM `post-media` WHERE `post-media`.`uri-id` = `post-thread-view`.`uri-id` AND `type` = ? AND NOT `name` IS NULL AND NOT `description` IS NULL) AND NOT `private` AND `commented` > ? AND `created` > ?",
+			Post\Media::HTML, DateTimeFormat::utc('now -1 day'), DateTimeFormat::utc('now -1 week')];
+		$condition = DBA::mergeConditions($condition, ['network' => Protocol::FEDERATED]);
+
+		$trending = [];
+		$statuses = Post::selectPostThread(['uri-id', 'total-comments', 'total-actors'], $condition, ['limit' => $request['limit'], 'order' => ['total-actors' => true]]);
+		while ($status = Post::fetch($statuses)) {
+			$history    = [['day' => (string)time(), 'uses' => (string)$status['total-comments'], 'accounts' => (string)$status['total-actors']]];
+			$trending[] = DI::mstdnCard()->createFromUriId($status['uri-id'], $history)->toArray();
+		}
+		DBA::close($statuses);
+
+		System::jsonExit($trending);
+	}
+}

src/Module/Api/Mastodon/Trends/Statuses.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, 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\Mastodon\Trends;
+
+use Friendica\Core\Protocol;
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
+use Friendica\Model\Post;
+use Friendica\Module\BaseApi;
+use Friendica\Util\DateTimeFormat;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/trends/#statuses
+ */
+class Statuses extends BaseApi
+{
+	/**
+	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 */
+	protected function rawContent(array $request = [])
+	{
+		$uid = self::getCurrentUserID();
+
+		$request = $this->getRequest([
+			'limit' => 10, // Maximum number of results to return. Defaults to 10.
+		], $request);
+
+		$condition = ["NOT `private` AND `commented` > ? AND `created` > ?", DateTimeFormat::utc('now -1 day'), DateTimeFormat::utc('now -1 week')];
+		$condition = DBA::mergeConditions($condition, ['network' => Protocol::FEDERATED]);
+
+		$trending = [];
+		$statuses = Post::selectPostThread(['uri-id'], $condition, ['limit' => $request['limit'], 'order' => ['total-actors' => true]]);
+		while ($status = Post::fetch($statuses)) {
+			$trending[] = DI::mstdnStatus()->createFromUriId($status['uri-id'], $uid);
+		}
+		DBA::close($statuses);
+
+		System::jsonExit($trending);
+	}
+}

src/Module/Api/Mastodon/Trends/Tags.php

@@ -19,7 +19,7 @@
  *
  */
 
-namespace Friendica\Module\Api\Mastodon;
+namespace Friendica\Module\Api\Mastodon\Trends;
 
 use Friendica\Core\System;
 use Friendica\DI;
@@ -29,7 +29,7 @@ use Friendica\Module\BaseApi;
 /**
  * @see https://docs.joinmastodon.org/methods/instance/trends/
  */
-class Trends extends BaseApi
+class Tags extends BaseApi
 {
 	/**
 	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException

src/Object/Api/Mastodon/Card.php

@@ -59,7 +59,7 @@ class Card extends BaseDataTransferObject
 	 * @param array   $attachment Attachment record
 	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 	 */
-	public function __construct(array $attachment)
+	public function __construct(array $attachment, array $history = [])
 	{
 		$this->url           = $attachment['url'] ?? '';
 		$this->title         = $attachment['title'] ?? '';
@@ -72,6 +72,7 @@ class Card extends BaseDataTransferObject
 		$this->width         = $attachment['width'] ?? 0;
 		$this->height        = $attachment['height'] ?? 0;
 		$this->image         = $attachment['image'] ?? '';
+		$this->history       = $history;
 	}
 
 	/**

src/Object/Api/Mastodon/Tag.php

@@ -37,18 +37,23 @@ class Tag extends BaseDataTransferObject
 	protected $url = null;
 	/** @var array */
 	protected $history = [];
+	/** @var bool */
+	protected $following = false;
 
 	/**
 	 * Creates a hashtag record from an tag-view record.
 	 *
 	 * @param BaseURL $baseUrl
-	 * @param array   $tag     tag-view record
+	 * @param array   $tag       tag-view record
+	 * @param array   $history
+	 * @param array   $following "true" if the user is following this tag
 	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 	 */
-	public function __construct(BaseURL $baseUrl, array $tag, array $history = [])
+	public function __construct(BaseURL $baseUrl, array $tag, array $history = [], bool $following = false)
 	{
-		$this->name    = strtolower($tag['name']);
+		$this->name      = strtolower($tag['name']);
-		$this->url     = $baseUrl . '/search?tag=' . urlencode($this->name);
+		$this->url       = $baseUrl . '/search?tag=' . urlencode($this->name);
-		$this->history = $history;
+		$this->history   = $history;
+		$this->following = $following;
 	}
 }

src/Object/Post.php

@@ -622,7 +622,7 @@ class Post
 	public function addChild(Post $item)
 	{
 		if (!$item->getId()) {
-			Logger::fatal('Post object has no id', ['post' => $item]);
+			Logger::error('Post object has no id', ['post' => $item]);
 			return false;
 		} elseif ($this->getChild($item->getId())) {
 			Logger::warning('Post object already exists', ['post' => $item]);
@@ -633,7 +633,7 @@ class Post
 		 * Only add what will be displayed
 		 */
 		if ($item->getDataValue('network') === Protocol::MAIL && DI::userSession()->getLocalUserId() != $item->getDataValue('uid')) {
-			Logger::warning('Post object does not belong to local user', ['post' => $item, 'local_user' => $local_user]);
+			Logger::warning('Post object does not belong to local user', ['post' => $item, 'local_user' => DI::userSession()->getLocalUserId()]);
 			return false;
 		} elseif (DI::activity()->match($item->getDataValue('verb'), Activity::LIKE) ||
 		          DI::activity()->match($item->getDataValue('verb'), Activity::DISLIKE)) {

static/dbstructure.config.php

@@ -55,7 +55,7 @@
 use Friendica\Database\DBA;
 
 if (!defined('DB_UPDATE_VERSION')) {
-	define('DB_UPDATE_VERSION', 1491);
+	define('DB_UPDATE_VERSION', 1493);
 }
 
 return [

static/dbview.config.php

@@ -664,6 +664,8 @@
 			"question-end-time" => ["post-question", "end-time"],
 			"has-categories" => "0",
 			"has-media" => "EXISTS(SELECT `id` FROM `post-media` WHERE `post-media`.`uri-id` = `post-thread`.`uri-id`)",
+			"total-comments" => "(SELECT COUNT(*) FROM `post` WHERE `parent-uri-id` = `post-thread`.`uri-id` AND `gravity` = 6)",
+			"total-actors" => "(SELECT COUNT(DISTINCT(`author-id`)) FROM `post` WHERE `parent-uri-id` = `post-thread`.`uri-id` AND `gravity` = 6)",
 			"signed_text" => ["diaspora-interaction", "interaction"],
 			"parent-guid" => ["parent-item-uri", "guid"],
 			"parent-network" => ["parent-post", "network"],

static/routes.config.php

@@ -233,10 +233,10 @@ return [
 			'/featured_tags'                     => [Module\Api\Mastodon\Unimplemented::class,            [R::GET, R::POST]], // not supported
 			'/featured_tags/{id:\d+}'            => [Module\Api\Mastodon\Unimplemented::class,            [R::DELETE      ]], // not supported
 			'/featured_tags/suggestions'         => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not supported
-			'/filters'                           => [Module\Api\Mastodon\Filters::class,                  [R::GET         ]], // Dummy, not supported
 			'/filters/{id:\d+}'                  => [Module\Api\Mastodon\Unimplemented::class,            [R::GET, R::POST, R::PUT, R::DELETE]], // not supported
 			'/follow_requests'                   => [Module\Api\Mastodon\FollowRequests::class,           [R::GET         ]],
 			'/follow_requests/{id:\d+}/{action}' => [Module\Api\Mastodon\FollowRequests::class,           [        R::POST]],
+			'/followed_tags'                     => [Module\Api\Mastodon\FollowedTags::class,             [R::GET         ]],
 			'/instance'                          => [Module\Api\Mastodon\Instance::class,                 [R::GET         ]],
 			'/instance/activity'                 => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // @todo
 			'/instance/peers'                    => [Module\Api\Mastodon\Instance\Peers::class,           [R::GET         ]],
@@ -287,18 +287,22 @@ return [
 			'/streaming/user'                    => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not implemented
 			'/streaming/user/notification'       => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not implemented
 			'/suggestions/{id:\d+}'              => [Module\Api\Mastodon\Unimplemented::class,            [R::DELETE      ]], // not implemented
+			'/tags/{hashtag}'                    => [Module\Api\Mastodon\Tags::class,                     [R::GET         ]],
+			'/tags/{hashtag}/follow'             => [Module\Api\Mastodon\Tags\Follow::class,              [        R::POST]],
+			'/tags/{hashtag}/unfollow'           => [Module\Api\Mastodon\Tags\Unfollow::class,            [        R::POST]],
 			'/timelines/direct'                  => [Module\Api\Mastodon\Timelines\Direct::class,         [R::GET         ]],
 			'/timelines/home'                    => [Module\Api\Mastodon\Timelines\Home::class,           [R::GET         ]],
 			'/timelines/list/{id:\d+}'           => [Module\Api\Mastodon\Timelines\ListTimeline::class,   [R::GET         ]],
 			'/timelines/public'                  => [Module\Api\Mastodon\Timelines\PublicTimeline::class, [R::GET         ]],
 			'/timelines/tag/{hashtag}'           => [Module\Api\Mastodon\Timelines\Tag::class,            [R::GET         ]],
-			'/trends'                            => [Module\Api\Mastodon\Trends::class,                   [R::GET         ]],
+			'/trends'                            => [Module\Api\Mastodon\Trends\Tags::class,              [R::GET         ]],
-			'/trends/links'                      => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not implemented
+			'/trends/links'                      => [Module\Api\Mastodon\Trends\Links::class,             [R::GET         ]],
-			'/trends/statuses'                   => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not implemented
+			'/trends/statuses'                   => [Module\Api\Mastodon\Trends\Statuses::class,          [R::GET         ]],
-			'/trends/tags'                       => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not implemented
+			'/trends/tags'                       => [Module\Api\Mastodon\Trends\Tags::class,              [R::GET         ]],
 		],
 		'/v{version:\d+}' => [
 			'/admin/accounts'                    => [Module\Api\Mastodon\Unimplemented::class,            [R::GET         ]], // not supported
+			'/filters'                           => [Module\Api\Mastodon\Filters::class,                  [R::GET         ]], // Dummy, not supported
 			'/media'                             => [Module\Api\Mastodon\Media::class,                    [        R::POST]],
 			'/search'                            => [Module\Api\Mastodon\Search::class,                   [R::GET         ]],
 			'/suggestions'                       => [Module\Api\Mastodon\Suggestions::class,              [R::GET         ]],