private void login(string alt)
{
string nick = "";
string uid = "";
string url = "https://login.sina.com.cn/sso/login.php?entry=weibo&returntype=TEXT&crossdomain=1&cdult=3&domain=weibo.com&alt=" + alt + "&savestate=30&callback=STK"; //登陆获取账号信息
string res = HTTP.GetMiddleString(HTTP.Get(url), "(", ")"); //登陆返回。如果需要取Cookies返回，请修改此处，另外返回json中的crossDomainUrlList[3]，在未登陆的状态下访问，可以跳转到登陆成功的个人账号主页
try
{
JObject jObject = JObject.Parse(res);
nick = (string)jObject["nick"];
uid = (string)jObject["uid"];
}catch (JsonException e)
{
nick = "登陆出错";
uid = "登陆出错";
Debug.WriteLine(e.Message);//json 解析出错的异常处理
}
user_info.Text = "nick:" + nick + "\n" + "uid:" + uid;
}
private void getqrcode() //获取登陆二维码并显示在qrcode(picturebox)上
{
string imageurl = "";
String jsonString = HTTP.GetMiddleString(HTTP.Get("https://login.sina.com.cn/sso/qrcode/image?entry=weibo&size=180&callback=STK"), "(", ")");
try
{
JObject jsonObj = JObject.Parse(jsonString);
imageurl = "http:" + (string)jsonObj["data"]["image"]; //解析获得qrcode的地址
qrid = (string)jsonObj["data"]["qrid"];
}
catch (JsonException e)
{
Debug.WriteLine(e.Message); //json 解析出错的异常处理
}
Image qrcodeimages = Image.FromStream(WebRequest.Create(imageurl).GetResponse().GetResponseStream()); //获取qrcode
qrcode.Image = qrcodeimages; //显示qrcode
timer1.Enabled = true; //二维码监控开始。监控二维码的状态（是否扫描，确认登陆）
}
private void timer1_Tick(object sender, EventArgs e)
{
string url = "https://login.sina.com.cn/sso/qrcode/check?entry=weibo&qrid=" + qrid + "&callback=STK";
string res = HTTP.GetMiddleString(HTTP.Get(url), "(", ")");
try
{
JObject jObject = JObject.Parse(res);
string msg = (string)jObject["msg"];
if (msg == "succ")
{
msg = "扫码成功";
string alt = (string)jObject["data"]["alt"];
login(alt);
timer1.Enabled = false; //二维码监控停止
}
login_msg.Text = msg;
}
catch (JsonException error)
{
Debug.WriteLine(error.Message); //json 解析出错的异常处理
}
}