public static string HttpPostFormMsg(string url, FormData form, int timeout = 10000)
{
int bufferSize = 1024;
HTTPPackage package = new HTTPPackage(bufferSize);
string content = "";
NetModel.NetMgr.Http.HttpHelper.HttpPostData(
url,
timeout,
form,
null,
null,
(tmpData, count) =>
{
if (count.Equals(0))
{
byte[] str = package.GetData();
package.Clear();
package = null;
content = Encoding.UTF8.GetString(str);
}
else if (count.Equals(-1))
{
throw new NullReferenceException(Encoding.UTF8.GetString(tmpData));
}
else
{
package.AddBuffer(tmpData, count);
}
},
err =>
{
throw new NullReferenceException(string.Format("地址:{0}的网络访问出错=====>>{1}", url, err));
});
return(content);
}
/// <summary>
/// 表单提交
/// </summary>
/// <param name="url"></param>
/// <param name="timeOut"></param>
/// <param name="form">表单文件</param>
/// <returns></returns>
public static void HttpPostData(string url,
int timeOut,
FormData form,
//IDictionary<HttpRequestHeader, string> header,
IDictionary <string, string> headerCustom,
CookieCollection cookies,
Action <byte[], int> callBack,
Action <string> errorHandler
)
{
HttpWebRequest request;
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
//对服务端证书进行有效性校验（非第三方权威机构颁发的证书，如自己生成的，不进行验证，这里返回true）
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
request = WebRequest.Create(url) as HttpWebRequest;
request.ProtocolVersion = HttpVersion.Version11; //http版本，默认是1.1,这里设置为1.0
}
else
{
request = WebRequest.Create(url) as HttpWebRequest;
}
SetDefaultUserAgent(request.Headers);
request.Timeout = timeOut;
request.Method = "POST";
if (headerCustom != null)
{
foreach (var pair in headerCustom)
{
switch (pair.Key)
{
case "Accept":
case "Connection":
case "Content-Type":
case "Expect":
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Content-Length":
//request.ContentLength = long.Parse(tmpHeader[i]);
//tmpHeader.Remove("Content-Length");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Date":
//request.Date = System.DateTime.Parse(tmpHeader[i]);
//tmpHeader.Remove("Date");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Host":
request.Proxy = new WebProxy(pair.Value, false);
break;
case "If-Modified-Since":
//request.IfModifiedSince = System.DateTime.Parse(tmpHeader[i]);
//tmpHeader.Remove("If-Modified-Since");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Range":
//string[] rangeArr = tmpHeader[i].Split('_');
//request.AddRange(int.Parse(rangeArr[0]), int.Parse(rangeArr[1]));
//tmpHeader.Remove("Range");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Referer":
//request.Referer = tmpHeader[i];
//tmpHeader.Remove("Referer");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "Transfer-Encoding":
//request.TransferEncoding = tmpHeader[i];
//tmpHeader.Remove("Transfer-Encoding");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
case "User-Agent":
//request.UserAgent = tmpHeader[i];
//tmpHeader.Remove("User-Agent");
SetHeaderValue(request.Headers, pair.Key, pair.Value);
break;
default:
request.Headers.Add(pair.Key, pair.Value);
break;
}
}
}
if (cookies != null)
{
request.CookieContainer = new CookieContainer();
request.CookieContainer.Add(cookies);
}
string boundary = "-----------" + DateTime.Now.Ticks.ToString("x");
request.ContentType = "multipart/form-data; boundary=" + boundary;
MemoryStream stream = new MemoryStream();
form.GetWordsFromData(stream, boundary);
request.ContentLength = stream.Length;
using (Stream streamRequest = request.GetRequestStream())
{
stream.Seek(0, SeekOrigin.Begin);
byte[] data = new byte[stream.Length];
int count = stream.Read(data, 0, data.Length);
streamRequest.Write(data, 0, count);
}
HttpWebResponse reponse = null;
try
{
reponse = request.GetResponse() as HttpWebResponse;
}
catch (System.Net.ProtocolViolationException e)
{
errorHandler(e.ToString());
}
catch (System.Net.WebException e)
{
errorHandler(e.ToString());
}
catch (System.InvalidOperationException e)
{
errorHandler(e.ToString());
}
catch (System.NotSupportedException e)
{
errorHandler(e.ToString());
}
catch (System.Exception e)
{
errorHandler(e.ToString());
}
SetCallBackMessage(reponse, callBack);
//callBack(readStream.ReadToEnd());
if (reponse != null)
{
reponse.Close();
}
}
