LoginController中：
第三方登陆
public ActionResult LogOn()
{
string liveUrl =
string.Format(
"https://login.live.com/oauth20_authorize.srf?client_id={0}&scope=wl.Emails&response_type=code&redirect_uri={1}&locale={2}",
this.ClientId,
this.OAuthLogOnCallbackUrl,
this.Locale); return this.Redirect(liveUrl);
}
登陆成功，获取授权
public async Task<ActionResult> LogOnCallback()
{
string code = this.Request.QueryString["code"]; if (string.IsNullOrEmpty(code))
return RedirectToAction("Index", "Login"); string tokenUrl =
string.Format(
"https://login.live.com/oauth20_token.srf?client_id={0}&redirect_uri={1}&client_secret={2}&code={3}&grant_type=authorization_code&locale={4}",
this.ClientId,
this.OAuthLogOnCallbackUrl,
this.ClientSecret,
code,
this.Locale); string liveId = string.Empty;
try
{
liveId = await RequestLiveIdByToken(await RequestToken(tokenUrl));
}
catch (Exception e)
{
_logger.Fatal("无法获取LiveId Token", e);
var result = new ViewModels.LoginResult
{
Success = false,
ErrorMessage = "无法连接登录服务，请稍后再试。"
};
return View("Index", result);
} if (!string.IsNullOrEmpty(liveId))
{
var userSvc = _userSvc;
if (userSvc.CurrentUser == null)
{
UserInfo user = userSvc.GetUserByEmail(liveId); if (user != null && user.IsEnable)
{
return this.DoLogin(user);
}
else
{
var result = new ViewModels.LoginResult
{
Success = false
}; if (user != null && !user.IsEnable)
{
result.ErrorMessage = "用户被禁止登录！";
}
else
{
result.ErrorMessage = "用户不存在！";
} return View("Index", result);
}
} return this.DoLogin(userSvc.CurrentUser);
} return this.RedirectToAction("Index", "Login");
}
[NonAction]
private async Task<string> RequestToken(string url)
{
var request = WebRequest.Create(url); using (var response = await request.GetResponseAsync())
{
using (var sr = new StreamReader(response.GetResponseStream()))
{
var json = sr.ReadToEnd();
return JsonConvert.DeserializeAnonymousType(json, new { access_token = "" }).access_token;
}
}
} [NonAction]
private async Task<string> RequestLiveIdByToken(string token)
{
if (string.IsNullOrEmpty(token))
return string.Empty; var request = WebRequest.Create(string.Format("https://apis.live.net/v5.0/me?access_token={0}", token));
using (var response = await request.GetResponseAsync())
{
using (var sr = new StreamReader(response.GetResponseStream()))
{
string json = sr.ReadToEnd();
var userJson = JsonConvert.DeserializeAnonymousType(json, new { emails = new { account = "" } });
return userJson.emails.account;
}
}
}
注销登陆
public ActionResult LogOff()
{
this.PreLogout();
string liveUrl =
string.Format(
"https://login.live.com/oauth20_logout.srf?client_id={0}&scope=wl.Emails&response_type=code&redirect_uri={1}&locale={2}",
this.ClientId,
this.OAuthLogOnCallbackUrl,
this.Locale); return this.Redirect(liveUrl);
}