调整第三方解绑方法

app/controller/api/user/User.php

@@ -2655,6 +2655,12 @@ class User extends BaseController
                 $check = Db::name('user_extract_openid')->where('uid',$uid)->value('openid');
                 if (!empty($check) && $check != $openid){
                     throw new \Exception("您已绑定其他微信号");
+                } else {
+                    Db::name("user_extract_openid")->insert([
+                        'uid' => $uid,
+                        'openid' => $openid,
+                        'type' => $type
+                    ]);
                 }
             } else {
                 $alinfo = json_decode($alinfo, true);