string code = "";var ur = Request.Url;string mur = ur.ToString();var oauth = new NetDimension.Weibo.OAuth("your appkey ", "your appSecret");oauth.CallbackUrl = "redirectURL";if (mur.IndexOf("code") < 0){var url = oauth.GetAuthorizeURL();//    Response.Redirect(url);ViewBag.URL = url;}

  code = mur.Substring(mur.IndexOf("code") + 5, mur.Length - mur.IndexOf("code")-5);WeiboParameter[] webpara = new WeiboParameter[] { new WeiboParameter("client_id","3487061422"),new WeiboParameter("redirect_uri", "your redirect_url"),new WeiboParameter("client_secret","appSecret"),new WeiboParameter("code", code),//此code是上面获取的codenew WeiboParameter("grant_type", "authorization_code")};//设置为默认值就这样写不要改动Client mClient = new Client(oauth);AccessToken aToken = oauth.GetAccessTokenByAuthorizationCode(code);//这就是我们需要的access——tokensaveCookies("ExpiresIn", aToken.ExpiresIn.ToString());//   saveCookies("RefreshToken", aToken.RefreshToken.ToString());saveCookies("Token", aToken.Token.ToString());saveCookies("UID", aToken.UID.ToString());

    public class AccessToken{[JsonProperty(PropertyName = "access_token")]public string Token{get; set;}[JsonProperty(PropertyName = "expires_in")]public int ExpiresIn{get; set;}[JsonProperty(PropertyName = "uid")]public string UID{get; set;}[JsonProperty(PropertyName = "refresh_token")]public string RefreshToken { get;  set; }}

  WeiboParameter[] webpara1 = new WeiboParameter[] { new WeiboParameter("access_token", aToken.Token), new WeiboParameter("uid",aToken.UID) };string content = mClient.GetCommand("https://api.weibo.com/2/users/show.json", webpara1);var dynamicJson1 = DynamicJson.Parse(content);muser.id = dynamicJson1.id;muser.screen_name = dynamicJson1.screen_name;muser.name = dynamicJson1.name;muser.province = dynamicJson1.province;muser.location = dynamicJson1.location;