Fixes API-Issues #13985 and #13986

src/Content/Text/BBCode.php

@@ -1245,6 +1245,42 @@ class BBCode
 		return $match[1] . '[url=' . $data['url'] . ']' . $data['nick'] . '[/url]';
 	}
 
+	/**
+	 * Replace mention links
+	 *
+	 * @param string $body HTML/BBCode
+	 * @return string Body with replaced mentions
+	 */
+	public static function setMentionsToAddr(string $body): string
+	{
+		DI::profiler()->startRecording('rendering');
+		$regexp = "/([@!])\[url\=([^\[\]]*)\].*?\[\/url\]/ism";
+		$body = preg_replace_callback($regexp, [self::class, 'mentionToAddrCallback'], $body);
+		DI::profiler()->stopRecording();
+		return $body;
+	}
+
+	/**
+	 * Callback function to replace a Friendica style mention in a mention with the addr
+	 *
+	 * @param array $match Matching values for the callback
+	 * @return string Replaced mention or empty string
+	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 */
+	private static function mentionToAddrCallback(array $match): string
+	{
+		if (empty($match[2])) {
+			return '';
+		}
+
+		$data = Contact::getByURL($match[2], false, ['url', 'nick', 'addr']);
+		if (empty($data['nick'])) {
+			return $match[0];
+		}
+
+		return $match[1] . ($data['addr'] ?: $data['nick']);
+	}
+
 	/**
 	 * Normalize links to Youtube and Vimeo to a unified format.
 	 *

src/Factory/Api/Mastodon/StatusSource.php

@@ -38,10 +38,14 @@ class StatusSource extends BaseFactory
 	 */
 	public function createFromUriId(int $uriId, int $uid): \Friendica\Object\Api\Mastodon\StatusSource
 	{
-		$post = Post::selectOriginal(['uri-id', 'raw-body', 'body', 'title'], ['uri-id' => $uriId, 'uid' => [0, $uid]]);
+		$post = Post::selectOriginal(['uri-id', 'raw-body', 'body', 'title', 'content-warning'], ['uri-id' => $uriId, 'uid' => [0, $uid]]);
 
-		$spoiler_text = $post['title'] ?: BBCode::toPlaintext(BBCode::getAbstract($post['body'], Protocol::ACTIVITYPUB));
+		$spoiler_text = $post['title'] ?: $post['content-warning'] ?: BBCode::toPlaintext(BBCode::getAbstract($post['body'], Protocol::ACTIVITYPUB));
-		$body         = BBCode::toMarkdown(Post\Media::removeFromEndOfBody($post['body']));
+
+		$body = Post\Media::removeFromEndOfBody($post['body']);
+		$body = Post\Media::addHTMLLinkToBody($uriId, $body);
+		$body = BBCode::setMentionsToAddr($body);
+		$body = BBCode::toPlaintext($body);
 
 		return new \Friendica\Object\Api\Mastodon\StatusSource($post['uri-id'], $body, $spoiler_text);
 	}

src/Module/Api/Mastodon/Markers.php

@@ -82,7 +82,7 @@ class Markers extends BaseApi
 			$values->{$marker['timeline']} = [
 				'last_read_id' => $marker['last_read_id'],
 				'version'      => $marker['version'],
-				'updated_at'   => $marker['updated_at']
+				'updated_at'   => DateTimeFormat::utc($marker['updated_at'], DateTimeFormat::JSON)
 			];
 		}
 		return $values;