From 53f3d6ee9d91e64dd036657b607e7352e8db9897 Mon Sep 17 00:00:00 2001
From: Daniil Gentili <daniil.gentili.dg@gmail.com>
Date: Wed, 5 Jul 2017 22:18:01 +0200
Subject: [PATCH] Fixes

---
 src/danog/MadelineProto/MTProtoTools/CallHandler.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/danog/MadelineProto/MTProtoTools/CallHandler.php b/src/danog/MadelineProto/MTProtoTools/CallHandler.php
index 336fdd8d..6636c7cf 100644
--- a/src/danog/MadelineProto/MTProtoTools/CallHandler.php
+++ b/src/danog/MadelineProto/MTProtoTools/CallHandler.php
@@ -43,7 +43,7 @@ trait CallHandler
         if (isset($args['ping_id']) && is_int($args['ping_id'])) {
             $args['ping_id'] = $this->pack_signed_long($args['ping_id']);
         }
-        if (isset($args['chat_id']) && !isset($args['peer']) && $method !== 'messages.discardEncryption' && (is_object($args['chat_id']) || $args['chat_id'] < 0)) {
+        if (isset($args['chat_id']) && !isset($args['peer']) && $method !== 'messages.discardEncryption' && (is_object($args['chat_id']) || $args['chat_id'] < 0 || !is_numeric($args['chat_id']))) {
             $res = $this->get_info($args['chat_id']);
             if ($res['type'] !== 'chat') {
                 throw new \danog\MadelineProto\Exception('chat_id is not a chat id!');