Add custom emojis Mastodon API endpoint

src/Module/Api/Mastodon/CustomEmojis.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Friendica\Module\Api\Mastodon;
+
+use Friendica\Content\Smilies;
+use Friendica\Core\System;
+use Friendica\DI;
+use Friendica\Module\BaseApi;
+use Friendica\Network\HTTPException;
+
+/**
+ * @see https://docs.joinmastodon.org/methods/accounts/follow_requests
+ */
+class CustomEmojis extends BaseApi
+{
+	/**
+	 * @param array $parameters
+	 * @throws HTTPException\InternalServerErrorException
+	 * @throws \ImagickException
+	 * @see https://docs.joinmastodon.org/methods/accounts/follow_requests#pending-follows
+	 */
+	public static function rawContent(array $parameters = [])
+	{
+		$emojis = DI::mstdnEmoji()->createCollectionFromSmilies(Smilies::getList());
+
+		System::jsonExit($emojis->getArrayCopy());
+	}
+}