微信小程序授权登录解决方案的代码实例（含未通过授权解决方案）

getUserInfoF:function(){
  
  var that = this;
  wx.getSetting({
 
   success: (res) => {
    console.info(res.authSetting);
 
 
    wx.getUserInfo({
     success: res => {
      this.globalData.userInfo = res.userInfo
      console.info("一开始同意授权"+res.userInfo.nickName);
 
      if (this.userInfoReadyCallback) {
       this.userInfoReadyCallback(res)
      }
     },
     fail(err) {
      console.info(err.errMsg);
      wx.showModal({
       title: '警告',
       cancelText: '不授权',
       confirmText: '授权',
       confirmColor: '#37C31A',
       content: '若不授权微信登录，则无法使用XXXXXX；点击重新获取授权，则可重新使用；' +
       '若点击不授权，将无法使用便捷服务。',
 
       success: function (res) {
        if (res.confirm) {
         console.log('用户点击确定')
         wx.openSetting({
          success: (res) => {
           if (res.authSetting['scope.userInfo']) {
            wx.getUserInfo({
             success: res => {
              that.globalData.userInfo = res.userInfo
              console.info("再次同意授权" + res.userInfo.nickName);
              if (that.userInfoReadyCallback) {
               that.userInfoReadyCallback(res)
              }
             }
            })
           } else {
            console.info("再次不允许");
            wx.redirectTo({
             url: 'home',
            })
           }
          }
         });
        } else if (res.cancel) {
         console.log('弹出框用户点击取消')
         wx.redirectTo({
          url: 'home',
         })
 
        }
       }
      })
 
     }
 
    })
 
   }
  })
 },