protected virtual ActionResult UserAuthorised(UserInfo userInfo)
{
return Json(userInfo, JsonRequestBehavior.AllowGet);
}
public ActionResult UserAuth(string code, string type)
{
var appid = ConfigurationManager.AppSettings["appid"];
if (string.IsNullOrEmpty(appid))
throw Error.AppSettingItemMiss("appid");
var secret = ConfigurationManager.AppSettings["secret"];
if (string.IsNullOrEmpty("secret"))
throw Error.AppSettingItemMiss("secret");
if (string.IsNullOrEmpty(type))
type = "snsapi_base";//snsapi_userinfo
string url;
if (string.IsNullOrEmpty(code))
{
var redirectUrl = Request.Url.ToString();
url = string.Format("https://open.weixin.qq.com/connect/oauth2/authorize?appid={0}&redirect_uri={1}&response_type=code&scope={2}&state=STATE#wechat_redirect",
appid, HttpUtility.UrlEncode(redirectUrl), type);
Trace.WriteLine("Go to WeiXin Auth Page:" + url);
Trace.Flush();
return Redirect(url);
}
var client = new System.Net.WebClient();
client.Encoding = System.Text.Encoding.UTF8;
url = string.Format("https://api.weixin.qq.com/sns/oauth2/access_token?appid={0}&secret={1}&code={2}&grant_type=authorization_code", appid, secret, code);
var data = client.DownloadString(url);
var serializer = new JavaScriptSerializer();
var obj = serializer.Deserialize<Dictionary<string, object>>(data);
var userInfo = new UserInfo();
object fieldValue;
if (obj.TryGetValue("openid", out fieldValue))
userInfo.OpenId = (string)fieldValue;
if (obj.TryGetValue("nickname", out fieldValue))
userInfo.NickName = (string)fieldValue;
if (obj.TryGetValue("city", out fieldValue))
userInfo.City = (string)fieldValue;
if (obj.TryGetValue("country", out fieldValue))
userInfo.Country = (string)fieldValue;
if (obj.TryGetValue("province", out fieldValue))
userInfo.Province = (string)fieldValue;
if (obj.TryGetValue("language", out fieldValue))
userInfo.Language = (string)fieldValue;
if (obj.TryGetValue("headimgurl", out fieldValue))
userInfo.HeadImgUrl = (string)fieldValue;
if (obj.TryGetValue("sex", out fieldValue))
userInfo.Sex = ((int)fieldValue) == 1 ? Gender.Male : (((int)fieldValue) == 2 ? Gender.Female : Gender.Unknown);
if (obj.TryGetValue("privilege", out fieldValue))
userInfo.Privilege = (string)fieldValue;
if (obj.TryGetValue("unionid", out fieldValue))
userInfo.Unionid = (string)fieldValue;
return UserAuthorised(userInfo);
}
