/// <summary>
/// HttpWebRequest 通过get
/// </summary>
/// <param name="url">URI</param>
/// <returns></returns>
public static string GetDataGetHtml(string url, CookieContainer cookie)
{
HttpWebRequest req = null;
HttpWebResponse res = null;
try
{
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
req = (HttpWebRequest)WebRequest.Create(url);
req.ContentType = "application/x-www-form-urlencoded";
req.Method = "GET";
req.UserAgent = YUConst.HTTP_CHROME_UA;
//对发送的数据不使用缓存
req.AllowWriteStreamBuffering = false;
req.Timeout = 10000;
req.ServicePoint.Expect100Continue = false;
if (cookie == null || cookie.Count == 0)
{
req.CookieContainer = new CookieContainer();
cookie = req.CookieContainer;
}
else
{
req.Headers.Add(HttpRequestHeader.Cookie, YUUtils.GetCookieFromContainer(cookie, new Uri(url)));
//req.CookieContainer = cookie;
}
res = (HttpWebResponse)req.GetResponse();
Stream webStream = res.GetResponseStream();
if (webStream == null)
{
return("网络错误(Network error)：" + new ArgumentNullException("webStream"));
}
StreamReader streamReader = new StreamReader(webStream, Encoding.UTF8);
string responseContent = streamReader.ReadToEnd();
res.Close();
streamReader.Close();
return(responseContent);
}
catch (Exception ex)
{
string msg = "网络错误(Network error)：" + ex.GetInnerExceptionMessage();
Logger.Error(msg, ex);
return(msg);
}
finally
{
if (req != null)
{
req.Abort();//销毁关闭连接
}
if (res != null)
{
res.Close();//销毁关闭响应
}
}
}
public static string PostDataGetHtml(string url, string postData, CookieContainer cookie, bool isFormDataType = false)
{
HttpWebRequest req = null;
HttpWebResponse res = null;
try
{
byte[] data = Encoding.UTF8.GetBytes(postData);
Uri uri = new Uri(url);
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
req = WebRequest.Create(uri) as HttpWebRequest;
if (req == null)
{
return("Network error:" + new ArgumentNullException("req").Message);
}
req.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*;q=0.8";
req.Method = "POST";
req.UserAgent = YUConst.HTTP_CHROME_UA;
if (isFormDataType)
{
req.ContentType = string.Format("multipart/form-data; boundary=----{0}", YUConst.POST_BOUNDARY);
}
else
{
req.ContentType = "application/x-www-form-urlencoded";
}
req.ContentLength = data.Length;
req.Timeout = 10000;
req.AllowAutoRedirect = true;
req.Referer = url;
if (cookie == null || cookie.Count == 0)
{
req.CookieContainer = new CookieContainer();
}
else
{
req.Headers.Add(HttpRequestHeader.Cookie, YUUtils.GetCookieFromContainer(cookie, uri));
//req.CookieContainer = cookie;
}
Stream outStream = req.GetRequestStream();
outStream.Write(data, 0, data.Length);
outStream.Close();
res = req.GetResponse() as HttpWebResponse;
if (res == null)
{
return("Network error:" + new ArgumentNullException("HttpWebResponse").Message);
}
Stream inStream = res.GetResponseStream();
var sr = new StreamReader(inStream, Encoding.UTF8);
string htmlResult = sr.ReadToEnd();
return(htmlResult);
}
catch (Exception ex)
{
string msg = "网络错误(Network error)：" + ex.GetInnerExceptionMessage();
Logger.Error(msg, ex);
return(msg);
}
finally
{
if (req != null)
{
req.Abort();//销毁关闭连接
}
if (res != null)
{
res.Close();//销毁关闭响应
}
}
}
