asp.net mvc auth2.0简化版——客户端

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public partial class Login : Page
{
public string client_id = "123456789";
public string getCodeUrl = "http://localhost:8080/?client_id={0}>response_type={1}>redirect_uri={2}>scope={3}>state={4}";
public string getTokenUrl = "http://localhost:8080/Auth/Token?code={0}>grant_type={1}>client_id={2}";
public string getUserUrl = "http://localhost:8080/Auth/UserInfo?token={0}";
protected void Page_Load(object sender, EventArgs e)
{
string code = Request.QueryString["code"] ?? "";
if (string.IsNullOrEmpty(code))
{
//第一步，请求获取code（请求OAuth服务器）
string response_type = "code";
string redirect_uri = HttpUtility.UrlEncode("http://localhost:9999/Account/Login.aspx");
string scope = "";
string state = "";
string url = string.Format(getCodeUrl, client_id, response_type, redirect_uri, scope, state);
Response.Redirect(url);
}
else
{
//第二步，获取code之后请求获取token（请求OAuth服务器）
WebClient web = new WebClient();
web.Encoding = Encoding.UTF8;
var url = string.Format(getTokenUrl, code, "authorization_code", client_id);
var token = web.DownloadString(url).Replace("\"","");;
//第三部，获取token之后，获取user信息（请求OAuth服务器）
url = string.Format(getUserUrl, token);
var userinfo = web.DownloadString(url);
//把CODE保存下来
var cookie = new HttpCookie("token");
cookie.Value = HttpUtility.UrlEncode(token);
cookie.Expires = DateTime.Now.AddHours(1);
Response.Cookies.Add(cookie);
var cookie1 = new HttpCookie("code");
cookie1.Value = HttpUtility.UrlEncode(code);
cookie1.Expires = DateTime.Now.AddHours(1);
Response.Cookies.Add(cookie1);
//返回获取到的用户信息
//return this.Json("userInfoContent=" + userInfoContent, JsonRequestBehavior.AllowGet);
var cookie2 = new HttpCookie("user");
cookie2.Value = HttpUtility.UrlEncode(userinfo);
cookie2.Expires = DateTime.Now.AddHours(1);
Response.Cookies.Add(cookie2);
Response.Redirect("/");
}
}
}

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