merge

@@ -15,7 +15,7 @@ const AuthHelper = require('../models/auth-helper');
 
 const loginPage = `${config.siteUrl}/passport/login/index`;
 
-function doPassportCallback(openId, nickname, req, res) {
+function doPassportCallback(openId, nickname, sourceType, req, res) {
     let shoppingKey = cookie.getShoppingKey(req);
     let refer = req.cookies.refer;
 
@@ -26,11 +26,11 @@ function doPassportCallback(openId, nickname, req, res) {
     }
 
     if (openId && nickname) {
-        AuthHelper.signinByOpenID(nickname, openId, 'wechat', shoppingKey).then((result) => {
+        AuthHelper.signinByOpenID(nickname, openId, sourceType, shoppingKey).then((result) => {
             if (result.data['is_bind'] && result.data['is_bind'] === 'N') { //eslint-disable-line
                 return helpers.urlFormat('/passport/bind/index', {
                     openId: openId,
-                    sourceType: 'wechat',
+                    sourceType: sourceType,
                     refer: refer
                 });
             } else if (result.code === 200 && result.data.uid) {
@@ -52,6 +52,9 @@ const wechat = {
     beforeLogin: (req, res, next) => {
         let refer = req.query.refer;
 
+        if (!refer) {
+            refer = req.get('Referer');
+        }
         refer && res.cookie('refer', encodeURI(refer));
         next();
     },
@@ -67,7 +70,7 @@ const wechat = {
             let nickname = user.displayName || user._json.nickname;
             let openId = user.id || user._json.unionid;
 
-            doPassportCallback(openId, nickname, req, res);
+            doPassportCallback(openId, nickname, 'wechat', req, res);
         })(req, res, next);
     }
 };