/// <summary>
/// Get the server response
/// </summary>
/// <returns>Returns the handled request from the server to the client</returns>
private HttpResponse GetResponse()
{
log4net.Config.XmlConfigurator.Configure();
log.Info("Client connected");
ReadingRequest reading = new ReadingRequest(stream);
HttpRequest request;
try
{
request = reading.Read();
}
catch (BadRequestException)
{
errorLog.Error("Illegal request");
return(new HttpResponse(400, "Illegal request"));
}
catch (MethodException)
{
errorLog.Error("Illegal method");
return(new HttpResponse(400, "Illegal request"));
}
catch (ProtocolException)
{
errorLog.Error("Illegal protocol");
return(new HttpResponse(400, "Illegal protocol"));
}
//TODO: log
if (request.GetArguments.Count > 0)
{
log.Info("GET arguments:");
foreach (KeyValuePair <string, string> pair in request.GetArguments)
{
log.Info(pair.Key + ": " + pair.Value);
}
}
if (request.PostArguments.Count > 0)
{
log.Info("POST arguments:");
foreach (KeyValuePair <string, string> pair in request.PostArguments)
{
log.Info(pair.Key + ": " + pair.Value);
}
}
return(HandlingRequest.ProcessRequest(request));
}
/// <summary>
/// Parses the HTTP request
/// </summary>
/// <param name="line">HTTP request string</param>
private void ParseRequestLine(string line)
{
XmlConfigurator.Configure();
if (String.IsNullOrWhiteSpace(line))
{
throw new ArgumentException();
}
string[] requestWords = line.Split(' ');
if (requestWords.Length != 3)
{
throw new ArgumentException();
}
Methods method;
if (!Methods.TryParse(requestWords[0], out method))
{
errorLog.Error("Only GET requests are supported");
throw new MethodException("Only GET requests are supported", "Method");
}
Method = method;
Filename = requestWords[1];
Filename = Uri.UnescapeDataString(Filename);
Filename = Filename.Replace('+', ' ');
int position = Filename.IndexOf('?');
if (position >= 0)
{
string query = Filename.Substring(position + 1);
IDictionary <string, string> dict = ReadingRequest.ParseQuery(query);
if (dict != null)
{
GetArguments = dict;
}
Filename = Filename.Substring(0, position);
}
if (Filename.Equals("/"))
{
Filename = INDEX_FILENAME;
}
Protocol = requestWords[2];
string[] protocolWords = Protocol.Split('/');
if (protocolWords.Length != 2)
{
errorLog.Error("Invalid protocol format");
throw new ProtocolException("Invalid protocol format", "protocolWords");
}
if (!protocolWords[0].Equals("HTTP"))
{
errorLog.Error("Only HTTP is supported");
throw new ProtocolException("Only HTTP is supported", "protocolWords[0]");
}
try
{
decimal protocolVersion = decimal.Parse(protocolWords[1]);
if (protocolVersion < 1)
{
errorLog.Error("Invalid HTTP version");
throw new ProtocolException("Invalid HTTP version", "protocolVersion");
}
}
catch (FormatException)
{
errorLog.Error("Invalid HTTP version format");
throw new ProtocolException("Invalid HTTP version format", "protocolVersion");
}
}
