问题:如果用户同意授权,会自动切换,如果拒绝的话怎么样关闭页面,谢谢!
Dim e As RequestEventArgs = args(0)
Dim jsbh As String = e.GetValues("jsbh")
Dim url As String = "tuanbao.htm?jsbh=" & jsbh
Dim sb As New StringBuilder
sb.AppendLine("<meta name='viewport' c>")
Dim UserName As String
Dim OpenID As String
If e.GetValues.ContainsKey("code") Then '如果是通过授权链接跳转而来,就从链接重提取code来获取openid
Dim ul As String = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={0}&secret={1}&code={2}&grant_type=authorization_code"
ul = CExp(ul,vars("appid"),vars("AppSecret"),e.GetValues("code"))
Dim hc As new HttpClient(ul)
Dim jo As JObject = JObject.Parse(hc.GetData)
If jo("openid") IsNot Nothing Then '如果获取openid成功(成功的话,还会同时返回一个accesstiken,用于获取用户详情)
OpenID = jo("openid")
Dim dr As DataRow = DataTables("WXUsers").sqlFind("openid ='" & Openid & "'")
If dr IsNot Nothing Then
UserName = dr("nickname")
Else
ul = "https://api.weixin.qq.com/sns/userinfo?access_token={0}&openid={1}&lang=zh_CN "
'根据openid和accesstoken获取用户详情,注意这里这个accesstoken不是普通accesston,只能用于网页授权
hc = New HttpClient(CExp(ul, jo("access_token"), OpenId))
jo = jo.Parse(hc.GetData)
If jo("openid") IsNot Nothing Then
'UserName = jo("nickname")
dr = DataTables("WXUsers").AddNew()
Dim nms() As String = {"openid","nickname","sex","city","country","province","headimgurl"} '""
For Each nm As String In nms
dr(nm) = jo(nm)
Next
dr.Save
Else
e.WriteString(jo.ToString) '在用户浏览器显示错误信息
Return ""
End If
End If
e.AppendCookie("openid",OpenID)
Else
e.WriteString(jo.ToString) '在用户浏览器显示错误信息
Return ""
End If
Else
OpenID = e.Cookies("openid")
If userName = "" OrElse OpenID = "" Then
Dim ul1 As String = "https://open.weixin.qq.com/connect/oauth2/authorize?appid={0}&redirect_uri={1}&response_type=code&scope=snsapi_userinfo&state={2}#wechat_redirect"
Dim ul2 As String = UrlEncode("http://" & vars("域名") & "/" & url) '包装原基本URL
ul1 = CExp(ul1,vars("AppId"),ul2,"123")
sb.Append("<meta http-equiv='Refresh' c>") '跳转到授权链接
e.WriteString(sb.ToString)
Return ""
End If
End If
e.WriteString(sb.ToString)