public Request(Methods.Base method, Uri uri)
{
RequestLine = new RequestLine()
{
HttpVersion = "HTTP/1.1", Method = method, RequestUri = uri
};
}
public Request(System.Web.HttpRequest request)
{
Headers = new Message.HeaderCollection(request.Headers);
RequestLine = new RequestLine()
{
HttpVersion = "HTTP/1.1",
Method = Methods.Base.Parse(request.HttpMethod),
RequestUri = request.Url
};
Body = new Message.Body()
{
IsChunked = false,
ReceiveStream = request.InputStream
};
}
public Request(System.Web.HttpRequest request)
{
Headers = new Message.HeaderCollection(request.Headers);
RequestLine = new RequestLine()
{
HttpVersion = "HTTP/1.1",
Method = Methods.Base.Parse(request.HttpMethod),
RequestUri = request.Url
};
Body = new Message.Body()
{
IsChunked = false,
ReceiveStream = request.InputStream
};
}
public static RequestLine Parse(string line)
{
RequestLine rl = new RequestLine();
string method, requestUri, httpVersion;
int loc;
line = line.Trim();
loc = line.IndexOf(" ");
method = line.Substring(0, loc).Trim();
line = line.Substring(loc).Trim();
loc = line.IndexOf(" ");
requestUri = line.Substring(0, loc).Trim();
line = line.Substring(loc).Trim();
httpVersion = line;
switch (method)
{
case "DELETE":
rl.Method = new Methods.Delete();
break;
case "GET":
rl.Method = new Methods.Get();
break;
case "HEAD":
rl.Method = new Methods.Head();
break;
case "POST":
rl.Method = new Methods.Post();
break;
case "PUT":
rl.Method = new Methods.Put();
break;
default:
throw new MethodParseException();
}
rl.RequestUri = new Uri(requestUri);
rl.HttpVersion = httpVersion;
return(rl);
}
public static RequestLine Parse(string line)
{
RequestLine rl = new RequestLine();
string method, requestUri, httpVersion;
int loc;
line = line.Trim();
loc = line.IndexOf(" ");
method = line.Substring(0, loc).Trim();
line = line.Substring(loc).Trim();
loc = line.IndexOf(" ");
requestUri = line.Substring(0, loc).Trim();
line = line.Substring(loc).Trim();
httpVersion = line;
switch (method)
{
case "DELETE":
rl.Method = new Methods.Delete();
break;
case "GET":
rl.Method = new Methods.Get();
break;
case "HEAD":
rl.Method = new Methods.Head();
break;
case "POST":
rl.Method = new Methods.Post();
break;
case "PUT":
rl.Method = new Methods.Put();
break;
default:
throw new MethodParseException();
}
rl.RequestUri = new Uri(requestUri);
rl.HttpVersion = httpVersion;
return rl;
}
public Request(Methods.Base method, Uri uri)
{
RequestLine = new RequestLine() { HttpVersion = "HTTP/1.1", Method = method, RequestUri = uri };
}
public override void Parse()
{
// A status line will always be first, its possible another status line will follow
// (consider 100 continue then a 404)
int index;
string newpacket;
newpacket = BytesToString(_remainingBuffer, 0, _remainingBufferAppendPosition);
if ((index = newpacket.IndexOf("\r\n\r\n")) < 0)
{
// Ending sequence is not found, we need to append to our string and wait for
// Parse to get called again.
_firstLineAndHeaders += newpacket;
// Clear _remainingBuffer since it was all used
_remainingBuffer = null;
_remainingBufferAppendPosition = 0;
if (!string.IsNullOrEmpty(_firstLineAndHeaders) &&
(newpacket.StartsWith("GET") || newpacket.StartsWith("DELETE") ||
newpacket.StartsWith("HEAD") || newpacket.StartsWith("POST") ||
newpacket.StartsWith("PUT")))
{
string temp = newpacket.Substring(0, newpacket.IndexOf("\r\n")).Trim();
RequestLine rl = RequestLine.Parse(temp);
Request = new Request(rl.Method, rl.RequestUri);
}
}
else
{
string[] parts;
List <string> lines;
// index + 4 = how many bytes to skip in _remainingBuffer then tie the stream to the
// Response.Body
// Possible index placements (index < 0 is handled and index >= newpacket.length-4 is impossible
// 1) index == 0
// 2) index between 0 and newpacket.length-4
// Append the headers from newpacket to the other status and headers
_firstLineAndHeaders += newpacket.Substring(0, index);
// Reduce the buffer by the removed bytes
_remainingBuffer = TrimStartBuffer(_remainingBuffer, index + 4);
// Reduce the append position by the number of removed bytes
_remainingBufferAppendPosition -= index + 4;
lines = GetLines(_firstLineAndHeaders);
if (Request == null || Request.RequestLine == null)
{
// We have no request line yet, need to parse one
RequestLine rl = RequestLine.Parse(lines[0]);
Request = new Request(rl.Method, rl.RequestUri);
}
Request.Headers.Clear();
for (int i = 1; i < lines.Count; i++)
{
parts = new string[2];
parts[0] = lines[i].Substring(0, lines[i].IndexOf(':')).Trim();
parts[1] = lines[i].Substring(lines[i].IndexOf(':') + 1).Trim();
Response.Headers.Add(new Message.Token(parts[0]), parts[1]);
}
AllHeadersReceived = true;
}
}
