public string Post(string url, string sPostString, string encode, out string sHeaders)
{
HttpSocket.UrlInfo urlInfo = this.ParseURL(url);
string text = "";
if (urlInfo.Body != "")
{
text += string.Format("POST {0}?{1} HTTP/1.1\r\n", urlInfo.File, urlInfo.Body);
}
else
{
text += string.Format("POST {0} HTTP/1.1\r\n", urlInfo.File);
}
text += string.Format("Host:{0}:{1}\r\n", urlInfo.Host, urlInfo.Port.ToString());
text += string.Format("Content-Length:{0}\r\n", sPostString.Length.ToString());
text += string.Format("Content-Type:{0}\r\n", this.ContentType);
text += string.Format("Referer:{0}\r\n", this.sReferer);
text += "Accept: image/jpeg, application/x-ms-application, image/gif, application/xaml+xml, image/pjpeg, application/x-ms-xbap, application/vnd.ms-excel, application/msword, */*\r\n";
text += "Accept-Language:zh-CN\r\n";
text += string.Format("User-Agent:{0}\r\n", this.sUserAgent);
text += string.Format("Connection:Close\r\n", new object[0]);
text += "Cache-Control: no-cache\r\n";
text += string.Format("Cookie:{0}", this.sCookies);
text += string.Format("\r\n\r\n", new object[0]);
text += string.Format("{0}", sPostString);
return(this.GetResponse(urlInfo.Host, urlInfo.Port, text, encode, out sHeaders));
}
private HttpSocket.UrlInfo ParseURL(string url)
{
if (!url.ToLower().StartsWith("http://"))
{
url = "http://" + url;
}
HttpSocket.UrlInfo result = default(HttpSocket.UrlInfo);
result.Host = "";
result.Port = 80;
result.File = "/";
result.Body = "";
int num = url.ToLower().IndexOf("http://");
if (num != -1)
{
url = url.Substring(7);
num = url.IndexOf("/");
if (num == -1)
{
result.Host = url;
}
else
{
result.Host = url.Substring(0, num);
url = url.Substring(num);
num = result.Host.IndexOf(":");
if (num != -1)
{
string[] array = result.Host.Split(new char[]
{
':'
});
result.Host = array[0];
int.TryParse(array[1], out result.Port);
}
num = url.IndexOf("?");
if (num == -1)
{
result.File = url;
}
else
{
string[] array = url.Split(new char[]
{
'?'
});
result.File = array[0];
result.Body = array[1];
}
}
}
return(result);
}
public bool DownloadFile2(string sFileUrl, string sFilePath, out string sMsg)
{
sMsg = "";
bool result;
if (sFileUrl == "" || sFilePath == "")
{
sMsg = "文件URL和文件保存路径都不能为空";
result = false;
}
else
{
string path = sFilePath.Remove(sFilePath.LastIndexOf('\\'));
if (Directory.Exists(path))
{
if (File.Exists(sFilePath))
{
File.Delete(sFilePath);
}
}
else
{
Directory.CreateDirectory(path);
}
HttpSocket.UrlInfo urlInfo = this.ParseURL(sFileUrl);
string text;
if (urlInfo.Body != "")
{
text = string.Format("GET {0}?{1} HTTP/1.1\r\n", urlInfo.File, urlInfo.Body);
}
else
{
text = string.Format("GET {0} HTTP/1.1\r\n", urlInfo.File);
}
if (urlInfo.Port == 80)
{
text += string.Format("Host:{0}\r\n", urlInfo.Host, urlInfo.ToString());
}
else
{
text += string.Format("Host:{0}:{1}\r\n", urlInfo.Host, urlInfo.Port.ToString());
}
text += string.Format("Referer:{0}\r\n", this.sReferer);
text += string.Format("User-Agent:{0}\r\n", this.sUserAgent);
text += string.Format("Connection:Close\r\n", new object[0]);
text += string.Format("Cookie:{0}", this.sCookies);
text += "\r\n\r\n";
text += "OK";
string text2 = string.Empty;
byte[] bytes = System.Text.Encoding.ASCII.GetBytes(text);
byte[] array = new byte[1];
using (Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
try
{
socket.Connect(urlInfo.Host, urlInfo.Port);
if (socket.Connected)
{
socket.Send(bytes, bytes.Length, SocketFlags.None);
int count;
while ((count = socket.Receive(array, array.Length, SocketFlags.None)) > 0)
{
text2 += System.Text.Encoding.ASCII.GetString(array, 0, count);
if (text2.IndexOf("\r\n\r\n") > -1)
{
break;
}
}
Stream stream = new FileStream(sFilePath, FileMode.Create);
array = new byte[1];
while ((count = socket.Receive(array, array.Length, SocketFlags.None)) > 0)
{
if (array[0] == 255)
{
stream.Write(array, 0, count);
break;
}
}
array = new byte[1024];
while ((count = socket.Receive(array, array.Length, SocketFlags.None)) > 0)
{
stream.Write(array, 0, count);
}
stream.Close();
stream.Dispose();
}
socket.Close();
}
catch
{
}
}
this.SetCookies(text2);
result = true;
}
return(result);
}
