封禁 token删除缓存

application/api/model/UserToken.php

@@ -82,6 +82,16 @@ class UserToken extends Model
                 return ['code' => 0, 'msg'=> 'token更新失败'];
             }
         }else{
+            //查询有多少个信息
+            $user_token = db::name('user_token')->where('user_id', $user_id)->select();
+            if(count($user_token) > 1){
+                //删除多余的token
+                foreach ($user_token as $key => $value) {
+                    if($value['id'] != $data_token['id']){
+                        $this->where('id', $value['id'])->delete();
+                    }
+                }
+            }
             if(!($this->where('user_id', $user_id)->update(['token' => $tokenString, 'expiretime' => $expiretime]))){
                 return ['code' => 0, 'msg'=> 'token更新失败'];
             }