public Stream VisitMultipartBody(MultipartHttpBody body)
{
throw new NotSupportedException();
/*
* var content = new MultipartFormDataContent();
* foreach (var item in body.Data)
* {
* var itemContent = item.Value.Body.Accept(this);
* content.Add(itemContent, item.Key);
* }
* return content;
*/
}
public static MultipartHttpBody ParseMultipart(HttpListenerRequest request)
{
var extraData = request.ContentType
.Split(';')
.Skip(1)
.Select(x => x.Trim().Split('='))
.ToDictionary(x => x[0], x => x[1].StartsWith("\"") ? x[1].Substring(1, x[1].Length - 2) : x[1]);
var boundary = "--" + extraData["boundary"];
var input = new MemoryStream();
var position = 0L;
request.InputStream.CopyTo(input);
var buffer = input.ToArray();
var result = new MultipartHttpBody();
// var s2 = new StreamReader(new MemoryStream(buffer)).ReadToEnd();
var boundaryBytes = Encoding.UTF8.GetBytes(boundary);
var boundaryLine = ReadLine(buffer, ref position);
if (boundaryLine != boundary)
throw new Exception($"Expected boundary but found: {boundaryLine}");
while (true)
{
string name = null;
string fileName = null;
string contentType = null;
for (var line = ReadLine(buffer, ref position); line != ""; line = ReadLine(buffer, ref position))
{
int colonIndex = line.IndexOf(':');
var headerName = line.Substring(0, colonIndex);
var headerValue = line.Substring(colonIndex + 2);
switch (headerName)
{
case "Content-Disposition":
{
var header = ContentDispositionHeaderValue.Parse(headerValue);
name = header.Name;
fileName = header.FileName;
break;
}
case "Content-Type":
{
var header = MediaTypeHeaderValue.Parse(headerValue);
contentType = header.MediaType;
break;
}
}
}
var endBoundary = IndexOf(buffer, position, boundaryBytes);
var dataBuffer = ReadBuffer(buffer, ref position, endBoundary - position);
Func<string> getText = () =>
{
var s = Encoding.UTF8.GetString(dataBuffer);
// s = s.Substring(0, s.Length - 2);
return s;
};
HttpBody body;
switch (contentType)
{
case "text/plain":
body = new StringHttpBody(getText());
break;
case "application/json":
body = new JsonHttpBody(JToken.Parse(getText()));
break;
case "application/octet-stream":
body = new ByteArrayHttpBody { Data = dataBuffer };
break;
default:
throw new Exception($"Unsupported media type: {contentType}");
}
result.Data[name] = new MultipartData { FileName = fileName, Body = body };
var endBoundaryLine = ReadLine(buffer, ref position);
if (endBoundaryLine == boundaryLine + "--")
break;
if (endBoundaryLine != boundaryLine)
throw new Exception($"Expected ending boundary but found: {boundaryLine}");
}
return result;
}
public Task <byte[]> VisitMultipartBodyAsync(MultipartHttpBody body)
{
throw new NotImplementedException("Multipart response not implemented");
}
public static MultipartHttpBody ParseMultipart(HttpListenerRequest request)
{
var extraData = request.ContentType
.Split(';')
.Skip(1)
.Select(x => x.Trim().Split('='))
.ToDictionary(x => x[0], x => x[1].StartsWith("\"") ? x[1].Substring(1, x[1].Length - 2) : x[1]);
var boundary = "--" + extraData["boundary"];
var input = new MemoryStream();
var position = 0L;
request.InputStream.CopyTo(input);
var buffer = input.ToArray();
var result = new MultipartHttpBody();
// var s2 = new StreamReader(new MemoryStream(buffer)).ReadToEnd();
var boundaryBytes = Encoding.UTF8.GetBytes(boundary);
var boundaryLine = ReadLine(buffer, ref position);
if (boundaryLine != boundary)
{
throw new Exception($"Expected boundary but found: {boundaryLine}");
}
while (true)
{
string name = null;
string fileName = null;
string contentType = null;
for (var line = ReadLine(buffer, ref position); line != ""; line = ReadLine(buffer, ref position))
{
int colonIndex = line.IndexOf(':');
var headerName = line.Substring(0, colonIndex);
var headerValue = line.Substring(colonIndex + 2);
switch (headerName)
{
case "Content-Disposition":
{
var header = ContentDispositionHeaderValue.Parse(headerValue);
name = header.Name;
fileName = header.FileName;
break;
}
case "Content-Type":
{
var header = MediaTypeHeaderValue.Parse(headerValue);
contentType = header.MediaType;
break;
}
}
}
var endBoundary = IndexOf(buffer, position, boundaryBytes);
var dataBuffer = ReadBuffer(buffer, ref position, endBoundary - position);
Func <string> getText = () =>
{
var s = Encoding.UTF8.GetString(dataBuffer);
// s = s.Substring(0, s.Length - 2);
return(s);
};
HttpBody body;
switch (contentType)
{
case "text/plain":
body = new StringHttpBody(getText());
break;
case "application/json":
body = new JsonHttpBody(JToken.Parse(getText()));
break;
case "application/octet-stream":
body = new ByteArrayHttpBody {
Data = dataBuffer
};
break;
default:
throw new Exception($"Unsupported media type: {contentType}");
}
result.Data[name] = new MultipartData {
FileName = fileName, Body = body
};
var endBoundaryLine = ReadLine(buffer, ref position);
if (endBoundaryLine == boundaryLine + "--")
{
break;
}
if (endBoundaryLine != boundaryLine)
{
throw new Exception($"Expected ending boundary but found: {boundaryLine}");
}
}
return(result);
}
public string VisitMultipartBody(MultipartHttpBody body)
{
return(null);
}
