diff --git a/src/Http/Handlers/SockChatHandler.php b/src/Http/Handlers/SockChatHandler.php
index 9104a465..6533957e 100644
--- a/src/Http/Handlers/SockChatHandler.php
+++ b/src/Http/Handlers/SockChatHandler.php
@@ -271,47 +271,15 @@ final class SockChatHandler extends Handler {
 
     public function login(HttpResponse $response, HttpRequest $request) {
         $currentUser = User::getCurrent();
-
-        if($currentUser === null) {
-            $response->redirect(url('auth-login'));
-            return;
-        }
-
         $params = $request->getQueryParams();
-
-        try {
-            $token = UserChatToken::create($currentUser);
-        } catch(UserChatTokenCreationFailedException $ex) {
-            return 500;
-        }
-
-        if(MSZ_DEBUG && isset($params['dump'])) {
-            $ipAddr = $request->getRemoteAddress();
-            $hash = hash_hmac('sha256', implode('#', [$token->getUserId(), $token->getToken(), $ipAddr]), $this->hashKey);
-
-            $response->setText(sprintf(
-                '/_sockchat.php?user_id=%d&token=%s&ip=%s&hash=%s',
-                $token->getUserId(),
-                $token->getToken(),
-                urlencode($ipAddr),
-                $hash
-            ));
-            return;
-        }
-
-        $cookieName = Config::get('sockChat.cookie', Config::TYPE_STR, 'sockchat_auth');
-        $cookieData = implode('_', [$token->getUserId(), $token->getToken()]);
-        $cookieDomain = '.' . $request->getHeaderLine('Host');
-        setcookie($cookieName, $cookieData, $token->getExpirationTime(), '/', $cookieDomain);
-
         $configKey = isset($params['legacy']) ? 'sockChat.chatPath.legacy' : 'sockChat.chatPath.normal';
         $chatPath = Config::get($configKey, Config::TYPE_STR, '/');
 
-        if(MSZ_DEBUG) {
-            $response->setText(sprintf('Umi.Cookies.Set(\'%s\', \'%s\');', $cookieName, $cookieData));
-        } else {
-            $response->redirect($chatPath);
-        }
+        $response->redirect(
+            $currentUser === null
+                ? url('auth-login', ['redirect' => $chatPath])
+                : $chatPath
+        );
     }
 
     public function bump(HttpResponse $response, HttpRequest $request): void {
diff --git a/src/url.php b/src/url.php
index 15d347c8..80bd4db7 100644
--- a/src/url.php
+++ b/src/url.php
@@ -265,13 +265,14 @@ function url_prefix(bool $trailingSlash = true): string {
 function is_local_url(string $url): bool {
     $length = mb_strlen($url);
 
-    if($length < 1) {
+    if($length < 1)
         return false;
-    }
 
-    if($url[0] === '/' && ($length > 1 ? $url[1] !== '/' : true)) {
+    if($url[0] === '/' && ($length > 1 ? $url[1] !== '/' : true))
         return true;
-    }
 
-    return starts_with($url, url_prefix());
+    if(starts_with($url, url_prefix()))
+        return true;
+
+    return ends_with(parse_url($url, PHP_URL_HOST), '.' . $_SERVER['HTTP_HOST']);
 }