From 9f85b8da8e375d127d12ecebdfd3a66184d0fe84 Mon Sep 17 00:00:00 2001
From: Jasder <2053003901@@qq.com>
Date: Mon, 17 Aug 2020 17:41:01 +0800
Subject: [PATCH] FIX query bug

---
 app/controllers/oauth/educoder_controller.rb | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/app/controllers/oauth/educoder_controller.rb b/app/controllers/oauth/educoder_controller.rb
index d3a682d9b..8ddc4e367 100644
--- a/app/controllers/oauth/educoder_controller.rb
+++ b/app/controllers/oauth/educoder_controller.rb
@@ -16,10 +16,9 @@ class Oauth::EducoderController < Oauth::BaseController
         redirect_to callback_url
       else
         Rails.logger.info "######## open user not exits"
-        user = User.find_by(login: login) || User.find_by(mail: mail)
         user = User.find_by('login = ? or mail = ?', login, mail)
 
-        if user && user.is_a?(User)
+        if user.is_a?(User)
           OpenUsers::Educoder.create!(user: user, uid: user.login)
           successful_authentication(user)