/// <summary>
/// POST请求数据
/// </summary>
/// <param name="url">url</param>
/// <param name="parasString">参数</param>
/// <param name="inCookie">cookie</param>
/// <returns>返回字符串</returns>
public string Post(string url, string parasString, string inCookie = null)
{
string htmlString = string.Empty;
string outCookie = string.Empty;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
if (!string.IsNullOrEmpty(inCookie))
{
request.Headers.Add(HttpRequestHeader.Cookie, inCookie);
}
request.Accept = "*/*";
request.Method = "POST";
request.KeepAlive = false;
request.ContentType = "application/x-www-form-urlencoded";
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1)";
request.Timeout = 10000;
request.ReadWriteTimeout = 10000;
request.ServicePoint.ConnectionLimit = int.MaxValue;
request.ServicePoint.Expect100Continue = false;
request.ServicePoint.UseNagleAlgorithm = false;
request.AllowWriteStreamBuffering = false;
request.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
byte[] bs = Encoding.UTF8.GetBytes(parasString);
request.ContentLength = bs.Length;
using (Stream reqStream = request.GetRequestStream())
{
reqStream.Write(bs, 0, bs.Length);
}
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
HttpStatusCode status = response.StatusCode;
if (status == HttpStatusCode.OK || status == HttpStatusCode.Moved)
{
Stream stream = response.GetResponseStream();
string outCookieTemp = response.Headers["Set-Cookie"];
if (!string.IsNullOrEmpty(outCookieTemp))
{
outCookie = outCookieTemp;
}
string contentEncode = response.ContentEncoding.ToLower();
byte[] buffer = getBuffer(contentEncode, stream);
htmlString = EncodeHelper.GetEncoding(buffer).GetString(buffer);
}
}
}
catch (Exception ex)
{
wf.WriteLine(DateTime.Now.ToString("yyyyMMdd HHmmss") + " URL: " + url + " error: " + ex.Message);
}
return(htmlString);
}
/// <summary>
/// GET 请求数据
/// </summary>
/// <param name="url">URL</param>
/// <param name="encode">编码方式</param>
/// <param name="inCookie">cookie</param>
/// <returns>返回字符串</returns>
public string Get(string url, string encode = null, string inCookie = null)
{
string html = string.Empty;
Stream stream = null;
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
request = (HttpWebRequest)HttpWebRequest.Create(url);
request.Accept = "*/*";
request.Method = "GET";
request.KeepAlive = false;
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1)";
//request.Timeout = 10000;
//request.ReadWriteTimeout = 10000;
request.ServicePoint.ConnectionLimit = int.MaxValue;
request.ServicePoint.Expect100Continue = false;
request.ServicePoint.UseNagleAlgorithm = false;
request.AllowWriteStreamBuffering = false;
request.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
if (!string.IsNullOrEmpty(inCookie))
{
request.Headers.Add(HttpRequestHeader.Cookie, inCookie);
}
response = (HttpWebResponse)request.GetResponse();
//if (!request.HaveResponse)
//{
// response.Close();
// request.Abort();
// return html;
//}
HttpStatusCode status = response.StatusCode;
if (status == HttpStatusCode.OK || status == HttpStatusCode.Moved)
{
stream = response.GetResponseStream();
string contentEncode = response.ContentEncoding.ToLower();
byte[] buffer = getBuffer(contentEncode, stream);
if (string.IsNullOrEmpty(encode))
{
Encoding encoding = EncodeHelper.GetEncoding(buffer);
html = encoding.GetString(buffer);
}
else
{
html = System.Text.Encoding.GetEncoding(encode).GetString(buffer);
}
}
}
catch (Exception ex)
{
wf.WriteLine(DateTime.Now.ToString("yyyyMMdd HHmmss") + " URL: " + url + " error: " + ex.Message);
}
finally
{
if (response != null)
{
response.Close();
}
if (stream != null)
{
stream.Close();
}
}
return(html);
}
