// Based on Request, Headers, and Content, retrieve a response.
private void RetrieveResponse(HTTPRequest request, HTTPHeader header, StreamReader stream, out HTTPResponse response)
{
// We're going to retrieve the rest of the request.
string content = string.Empty;
// While there's still data.
while (stream.Peek() != -1)
{
// Retrieve it.
content += stream.Read();
}
// Process our response.
response = HTTPResponse.Process(request, header, content);
}
private void Work()
{
//
bool closed = false;
// Retrieve the client's ip address.
IPAddress ip = ((IPEndPoint)this.tcp.Client.RemoteEndPoint).Address;
// Get the stream.
StreamReader stream = new StreamReader(this.tcp.GetStream());
// Our HTTP data.
HTTPRequest request = null;
HTTPHeader header = null;
HTTPResponse response = null;
// Loop while the connection is still open.
while (closed == false)
{
// Check if there's new data on our network stream.
if (stream.Peek() != -1)
{
// Handle the request.
RetrieveRequest(stream, out request);
if (request != null)
{
RetrieveHeaders(stream, out header);
RetrieveResponse(request, header, stream, out response);
Send(response);
request = null;
header = null;
response = null;
}
this.tcp.Close();
closed = true;
}
}
}
// Try to get the headers from the network stream.
private void RetrieveHeaders(StreamReader stream, out HTTPHeader header)
{
// Start with an empty string.
string process = string.Empty;
// While there's still data.
while (stream.Peek() != -1)
{
// Read the next line.
process += stream.ReadLine() + '\n';
// If line is empty, break out of our loop.
if (string.IsNullOrWhiteSpace(process) == true)
{
break;
}
}
// Process the headers.
header = HTTPHeader.Process(process);
}
public HTTPResponse(HTTPRequest request, HTTPHeader header, string content)
{
string html = string.Empty;
// HTML
html += "<h2>Request</h2><p>";
html += "Method: " + request.method + "<br />";
html += "URL: " + request.url_string + "<br />";
html += "HTTP Version: " + request.version + "<br />";
html += "</p>";
html += "<h2>Headers</h2><p>";
foreach (KeyValuePair <string, string> item in header.headers)
{
html += item.Key + ": " + item.Value + "<br />";
}
html += "</p>";
if (string.IsNullOrWhiteSpace(content) == false)
{
html += "<h2>Content</h2><p>";
html += content + "<br />";
html += "</p>";
}
// Response
message += "HTTP/1.1" + " " + "404" + " " + "Not Found" + '\n';
html += "<h2>Response</h2><p>";
html += message;
html += "</p>";
message += "Server" + ": " + "C# Website Server (x64)" + '\n';
message += "Content-Length" + ": " + html.Length.ToString() + '\n';
message += "Content-Type" + ": " + "text/html" + '\n';
message += "Connection" + ": " + "closed" + '\n';
message += '\n';
message += html;
}
public static HTTPResponse Process(HTTPRequest request, HTTPHeader header, string content)
{
return(new HTTPResponse(request, header, content));
}
