'需要授权才能访问的域名
Dim UserId As String
Dim UserName As String
Dim sb As New StringBuilder
sb.AppendLine("<meta name='viewport' c>")
If e.GetValues.ContainsKey("code") Then '如果通过授权链接跳转而来,就根据传递过来的code参数调用接口,获取用户的UserId
Dim ul As String = "https://qyapi.weixin.qq.com/cgi-bin/user/getuserinfo?access_token={0}&code={1}"
ul = CExp(ul,Functions.Execute("GetQYAccessToken"),e.GetValues("code"))
Dim hc As new HttpClient(ul)
Dim jo As JObject = JObject.Parse(hc.GetData)
If jo("UserId") IsNot Nothing Then
UserId = jo("UserId")
End If
Else
UserId = e.Cookies("userid") '否则从cookie中提取userid和username
End If
e.WriteString(userid)
Dim Verified As Boolean
Dim dr As DataRow = DataTables("Users").Find("userid ='" & UserId & "'") '根据openid找出对应的行
If UserId > "" AndAlso dr IsNot Nothing AndAlso dr("permit") = True '授权成功
Verified = True
UserName = dr("name")
e.AppendCookie("userid",UserId) '将userid和username存储在Cookie中
ElseIf e.GetValues.ContainsKey("code") = False Then '如果授权失败,且不是通过授权链接跳转而来,那么就跳转到授权链接
Dim ul As String="https://open.weixin.qq.com/connect/oauth2/authorize?appid=abcdefg&redirect_uri=http%3a%2f%2fim.nb.com%3a81&response_type=code&scope=snsapi_base&state=123#wechat_redirect"
sb.Append("<meta http-equiv='Refresh' c>") '跳转到授权链接
e.WriteString(sb.ToString)
Return
End If
If Verified = False Then
sb.AppendLine("你无权访问本系统")
Else
sb.AppendLine("欢迎" & UserName & " , <a href='http://im.nb.com:81'>刷新页面</a>")
End If
e.WriteString(sb.ToString)
End If