public Response GetResponseForRequest(Request request, string root)
{
Response response = new Response(request);
response.StatusCode = 200;
response.StatusMessage = "OK";
bool dirBrowsing = false;
if (!ParseValidUrl(request.Url))
{
request.Url = FixUrl(request.Url);
string defPage = GetDefaultPage(request, root);
dirBrowsing = (ServerConfig.DirectoryBrowsing && defPage == null && request.Port == ServerConfig.WebPort);
if (!dirBrowsing)
request.Url = request.Url + defPage;
Console.WriteLine("Dir browsing: " + dirBrowsing);
}
response.Path = root + request.Url;
if (File.Exists(response.Path) || dirBrowsing)
{
if (!dirBrowsing)
response.Content = File.ReadAllBytes(response.Path);
else
response.Content = LoadDirBrowsingPage(response.Path);
}
if (!response.SetDefaultHeaders())
response.Content = GetErrorPage(response.StatusCode);
return response;
}
public Response(Request request)
: base()
{
HTTPVersion = (!String.IsNullOrEmpty(request.HTTPVersion)) ? request.HTTPVersion : "HTTP/1.1";
Url = request.Url;
}
private void ParseRequestValues(Request request)
{
switch (request.Method)
{
case "GET":
ParseGetValues(request);
break;
case "POST":
ParseGetValues(request);
ParsePostValues(request);
break;
}
}
private void ParsePostValues(Request request)
{
if (request.GetHeader("content-type") == _formDataContentType)
{
request.Values = ParseFormData(request.Body, request.Values);
}
}
private void ParseGetValues(Request request)
{
string[] urlParts = request.Url.Split('?');
request.Url = urlParts[0];
if (urlParts.Length > 1)
{
request.Values = ParseFormData(urlParts[1], request.Values);
}
}
public Request ParseStringToRequest(string requestHeaders)
{
string[] reqParts = requestHeaders.Split(Environment.NewLine.ToCharArray());
if (reqParts.Length > 0 && !String.IsNullOrEmpty(reqParts[0]))
{
string firstLine = reqParts[0];
reqParts[0] = null;
string[] firstLineParts = firstLine.Split(' ');
Request request = new Request();
request.Method = firstLineParts[0];
request.Url = firstLineParts[1];
request.HTTPVersion = firstLineParts[2];
foreach (string line in reqParts)
{
if (!String.IsNullOrEmpty(line))
{
if (!line.Contains(":"))
break;
string[] headerParts = line.Split(new char[] { ':' }, 2);
request.AddHeader(headerParts[0].Trim().ToLower(), headerParts[1].Trim());
}
}
if (request.GetHeader("host") != null)
{
string hostHeader = request.GetHeader("host");
if (hostHeader.Contains(":"))
{
string[] hostParts = hostHeader.Split(':');
request.Host = hostParts[0];
request.Port = Convert.ToInt32(hostParts[1]);
}
else
{
request.Host = hostHeader;
request.Port = 80;
}
}
return request;
}
return null;
}
public bool IsRequestValid(Request request)
{
return (request != null && (request.Method == "POST" || request.Method == "GET"));
}
public RouteHandler(Request request, Response response)
{
_request = request;
_response = response;
}
private string GetDefaultPage(Request request, string root)
{
string[] defaultPages = ServerConfig.DefaultPage.Split(';');
foreach (string defPage in defaultPages)
{
if (File.Exists(root + request.Url + defPage))
return defPage;
}
return null;
}
