Add WebfingerService

app/Services/WebfingerService.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Services;
+
+use Cache;
+use Illuminate\Support\Facades\Redis;
+use App\Util\Webfinger\WebfingerUrl;
+use Zttp\Zttp;
+use App\Util\ActivityPub\Helpers;
+use App\Transformer\Api\AccountTransformer;
+use League\Fractal;
+use League\Fractal\Serializer\ArraySerializer;
+use League\Fractal\Pagination\IlluminatePaginatorAdapter;
+
+class WebfingerService
+{
+	public static function lookup($query)
+	{
+		return (new self)->run($query);
+	}
+
+	protected function run($query)
+	{
+		$url = WebfingerUrl::generateWebfingerUrl($query);
+		if(!Helpers::validateUrl($url)) {
+			return [];
+		}
+		$res = Zttp::get($url);
+		$webfinger = $res->json();
+		if(!isset($webfinger['links'])) {
+			return [];
+		}
+		$profile = Helpers::profileFetch($webfinger['links'][0]['href']);
+		$fractal = new Fractal\Manager();
+		$fractal->setSerializer(new ArraySerializer());
+		$resource = new Fractal\Resource\Item($profile, new AccountTransformer());
+        $res = $fractal->createData($resource)->toArray();
+		return $res;
+	}
+}