C#在WinFrom中Get/Post请求及QQ农场Cookie保存

#region 提交数据方法
// 公用Cookie信息
public static CookieContainer myCookie;
//返回的Html代码或结果
public static string html;
/// <summary>
/// Get方式提交
/// </summary>
/// <param name="strUrl">目的资源链接</param>
/// <returns>String:Response返回值</returns>
public static string GetModel(string strUrl, string server)
{
string strRet = null;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(strUrl);
request.Timeout = 2000; HttpWebResponse response = (HttpWebResponse)request.GetResponse();
System.IO.Stream resStream = response.GetResponseStream();
Encoding encode = System.Text.Encoding.UTF8;
StreamReader readStream = new StreamReader(resStream, encode);
Char[] read = new Char[256];
int count = readStream.Read(read, 0, 256);
while (count > 0)
{
String str = new String(read, 0, count);
strRet = strRet + str;
count = readStream.Read(read, 0, 256);
}
resStream.Close();
}
catch (Exception e)
{
strRet = "";
}
return strRet;
}

/// <summary>
/// 绑定Cookie、获取验证码
/// </summary>
/// <param name="strUrl">链接地址（验证码获取地址）</param>
/// <param name="server">Referer地址</param>
/// <returns>Stream:验证码的数据流</returns>
public static Stream GetModelStream(string strUrl, string server)//, string proxy, bool isProxy)
{
System.IO.Stream resStream = null;
string cookie;
try
{
HttpWebRequest httpRequest = (HttpWebRequest)HttpWebRequest.Create(strUrl);
httpRequest.Timeout = 2000;
httpRequest.Accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*";
httpRequest.Referer = server;
httpRequest.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon; .NET CLR 1.1.4322)";
HttpWebResponse httpResponse = (HttpWebResponse)httpRequest.GetResponse();
cookie = httpResponse.Headers.Get("Set-Cookie");
myCookie = new CookieContainer();
myCookie.SetCookies(new Uri(server), cookie);
resStream = httpResponse.GetResponseStream();
}
catch { }
return resStream;
}

/// <summary>
/// Post方法提交
/// </summary>
/// <param name="strUrl">目的资源链接</param>
/// <param name="strParm">传递的参数和值</param>
/// <returns>String:Response返回值</returns>
public static string PostModel(string strUrl, string server, string strParm)
{
Encoding encode = System.Text.Encoding.UTF8;
byte[] arrB = encode.GetBytes(strParm);
HttpWebRequest myReq = (HttpWebRequest)WebRequest.Create(strUrl);
myReq.Method = "POST";
myReq.ContentType = "application/x-www-form-urlencoded";
myReq.Timeout = 2000;
myReq.Referer = server;
myReq.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon; .NET CLR 1.1.4322)";
myReq.ContentLength = arrB.Length;
myReq.CookieContainer = myCookie;
Stream outStream = myReq.GetRequestStream();
outStream.Write(arrB, 0, arrB.Length);
outStream.Close();
WebResponse myResp = null;
try
{
//接收HTTP做出的响应
myResp = myReq.GetResponse();
}
catch (Exception e)
{
}
Stream ReceiveStream = myResp.GetResponseStream();
StreamReader readStream = new StreamReader(ReceiveStream, encode);
Char[] read = new Char[256];
int count = readStream.Read(read, 0, 256);
string str = null;
while (count > 0)
{
str += new String(read, 0, count);
count = readStream.Read(read, 0, 256);
}
readStream.Close();
myResp.Close();
return str;
}
#endregion