|
@@ -0,0 +1,54 @@
|
|
|
+<?php
|
|
|
+
|
|
|
+namespace App\Services;
|
|
|
+
|
|
|
+use Cache;
|
|
|
+use App\Profile;
|
|
|
+use Illuminate\Support\Str;
|
|
|
+use Illuminate\Support\Facades\Http;
|
|
|
+use App\Util\Webfinger\WebfingerUrl;
|
|
|
+
|
|
|
+class AutolinkService
|
|
|
+{
|
|
|
+ const CACHE_KEY = 'pf:services:autolink:';
|
|
|
+
|
|
|
+ public static function mentionedUsernameExists($username)
|
|
|
+ {
|
|
|
+ $key = 'pf:services:autolink:userexists:' . hash('sha256', $username);
|
|
|
+
|
|
|
+ return Cache::remember($key, 3600, function() use($username) {
|
|
|
+ $remote = Str::of($username)->contains('@');
|
|
|
+ $profile = Profile::whereUsername($username)->first();
|
|
|
+ if($profile) {
|
|
|
+ if($profile->domain != null) {
|
|
|
+ $instance = InstanceService::getByDomain($profile->domain);
|
|
|
+ if($instance && $instance->banned == true) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ } else {
|
|
|
+ if($remote) {
|
|
|
+ $parts = explode('@', $username);
|
|
|
+ $domain = last($parts);
|
|
|
+ $instance = InstanceService::getByDomain($domain);
|
|
|
+
|
|
|
+ if($instance) {
|
|
|
+ if($instance->banned == true) {
|
|
|
+ return false;
|
|
|
+ } else {
|
|
|
+ $wf = WebfingerUrl::generateWebfingerUrl($username);
|
|
|
+ $res = Http::head($wf);
|
|
|
+ return $res->ok();
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ $wf = WebfingerUrl::generateWebfingerUrl($username);
|
|
|
+ $res = Http::head($wf);
|
|
|
+ return $res->ok();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ });
|
|
|
+ }
|
|
|
+}
|