no message

pages/purchase/detail/index.js

@@ -86,6 +86,10 @@ Page({
     }
   },
   phoneShopInfo: function(){
+    if(!app.globalData.userInfo){
+      wx.navigateTo({ url: '/pages/login/index'})
+      return
+    }
     if(this.check()){
       wx.makePhoneCall({ phoneNumber: this.data.orderInfo.ownerPhone })
     }