public static Boolean PostFiles(string address, string sessionid, List <UploadFile> files, NameValueCollection values)
{
try
{
//Uri uri = new Uri((address));
var cookieContainer = new CookieContainer();
if (!String.IsNullOrEmpty(sessionid))
{
Uri uri = new Uri(UrlUtility.GetUrlWithoutQuery(address));
cookieContainer.Add(uri, new Cookie("SESSIONID", sessionid));
}
ServicePointManager.ServerCertificateValidationCallback = delegate { return(true); };
using (var handler = new HttpClientHandler()
{
CookieContainer = cookieContainer
})
{
using (var client = new HttpClient(handler))
{
var parts = new MultipartFormDataContent();
for (int i = 0; i < files.Count; i++)
{
parts.Add(new StreamContent(File.Open(files[i].FullPath, FileMode.Open)), files[i].Filename, files[i].Filename);
}
var result = client.PostAsync(address, parts);
if (result != null)
{
HttpResponseMessage response = result.Result;
Console.WriteLine(result.Result.ToString());
return(response.StatusCode == HttpStatusCode.OK);
}
}
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
return(false);
}
public static Boolean UploadFiles(string address, string sessionid, List <UploadFile> files, NameValueCollection values, StringBuilder resultMessage)
{
try
{
//Uri uri = new Uri((address));
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(address);
request.CookieContainer = new CookieContainer();
ServicePointManager.ServerCertificateValidationCallback = delegate { return(true); };
if (!String.IsNullOrEmpty(sessionid))
{
Uri uri = new Uri(UrlUtility.GetUrlWithoutQuery(address));
request.CookieContainer.Add(uri, new Cookie("SESSIONID", sessionid));
}
request.Method = "POST";
var boundary = "---------------------------" + DateTime.Now.Ticks.ToString("x", NumberFormatInfo.InvariantInfo);
request.ContentType = "multipart/form-data; boundary=" + boundary;
boundary = "--" + boundary;
using (var bodyStream = request.GetRequestStream())
{
// Write the values
if (values != null)
{
foreach (string name in values.Keys)
{
var buffer = Encoding.ASCII.GetBytes(boundary + Environment.NewLine);
bodyStream.Write(buffer, 0, buffer.Length);
buffer = Encoding.ASCII.GetBytes(string.Format("Content-Disposition: form-data; name=\"{0}\"{1}{1}", name, Environment.NewLine));
bodyStream.Write(buffer, 0, buffer.Length);
buffer = Encoding.ASCII.GetBytes(values[name] + Environment.NewLine);
bodyStream.Write(buffer, 0, buffer.Length);
}
}
// Write the files
if (files != null)
{
foreach (UploadFile file in files)
{
var buffer = Encoding.ASCII.GetBytes(boundary + Environment.NewLine);
bodyStream.Write(buffer, 0, buffer.Length);
buffer = Encoding.ASCII.GetBytes(string.Format("Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"{2}",
UrlUtility.UrlEncode(file.Name),
UrlUtility.UrlEncode(file.Filename), Environment.NewLine));
bodyStream.Write(buffer, 0, buffer.Length);
buffer = Encoding.ASCII.GetBytes(string.Format("Content-Type: {0}{1}{1}", file.ContentType, Environment.NewLine));
bodyStream.Write(buffer, 0, buffer.Length);
buffer = File.ReadAllBytes(file.FullPath);
bodyStream.Write(buffer, 0, buffer.Length);
//using (FileStream fileStream = File.Open(file.FullPath, FileMode.Open))
//{
//fileStream.CopyTo(requestStream);
//}
buffer = Encoding.ASCII.GetBytes(Environment.NewLine);
bodyStream.Write(buffer, 0, buffer.Length);
}
}
var boundaryBuffer = Encoding.ASCII.GetBytes(boundary + "--");
bodyStream.Write(boundaryBuffer, 0, boundaryBuffer.Length);
}
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
if (response != null)
{
using (Stream responseStream = response.GetResponseStream())
{
if (resultMessage != null)
{
Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
StreamReader readStream = new StreamReader(responseStream, encode);
char[] read = new char[2048];
int count = readStream.Read(read, 0, read.Length);
while (count > 0)
{
String str = new String(read, 0, count);
resultMessage.Append(str);
count = readStream.Read(read, 0, read.Length);
}
}
}
}
if ((resultMessage != null) && (resultMessage.Length <= 0))
{
resultMessage.Append("无任务编号");
return(false);
}
return(response.StatusCode == HttpStatusCode.OK);
}
catch (Exception e)
{
if (resultMessage != null)
{
resultMessage.Append(e.Message);
}
Debug.WriteLine(e.Message);
}
if ((resultMessage != null) && (resultMessage.Length <= 0))
{
resultMessage.Append("上载失败");
}
return(false);
}
