/// <summary>
/// Handles GET request from client and sends response
/// </summary>
/// <param name="client"></param>
/// <param name="filePath"></param>
private static void HandleGetRequest(TcpClient client, string filePath)
{
// if file path ends with slash (default web page), so it's index.html
if (filePath.EndsWith("\\")) { filePath = $"{filePath}index.html"; }
// if file doesn't exist - 404 error
if (!File.Exists(filePath))
{
SendError(client, HttpStatusCodesEnum.NotFoundError);
return;
}
// check extension of the file and make response to client
var fileExtension = Regex.Match(filePath, @"(?<extension>\.\w+)").Groups["extension"].Value;
var responseContents = string.Empty;
switch (fileExtension)
{
case ".htm":
case ".html":
responseContents = File.ReadAllText(filePath);
break;
case ".biis":
responseContents = new BiisPage(File.ReadAllText(filePath), Program.Button_OnClick).HtmlPage;
break;
default:
SendError(client, HttpStatusCodesEnum.InternalServerError);
break;
}
// full response to client
const int intCode = (int) HttpStatusCodesEnum.Ok;
var response = $"HTTP/1.1 {intCode} {GetHttpResponseCodeDescription(HttpStatusCodesEnum.Ok)}\nContent-Type: text/html\nContent-Length: {responseContents.Length}\n\n{responseContents}";
var responseBytes = Encoding.UTF8.GetBytes(response);
// send reponse to client
client.GetStream().Write(responseBytes, 0, responseBytes.Length);
client.Close();
}
/// <summary>
/// Handles POST request from client and sends response
/// </summary>
private static void HandlePostRequest(TcpClient client, string filePath)
{
// if file doesn't exist - 404 error
if (!File.Exists(filePath))
{
SendError(client, HttpStatusCodesEnum.NotFoundError);
return;
}
// check extension of file
var fileExtension = Regex.Match(filePath, @"(?<extension>\.\w+)").Groups["extension"].Value;
BiisPage biisPage;
switch (fileExtension)
{
case ".htm":
case ".html":
// I'm so tired, I can't implement html handler. Sorry(
SendError(client, HttpStatusCodesEnum.InternalServerError);
return;
case ".biis":
biisPage = new BiisPage(File.ReadAllText(filePath), Program.Button_OnClick);
break;
default:
SendError(client, HttpStatusCodesEnum.InternalServerError);
return;
}
var responseContents = biisPage.GetHtmlAfterPost();
const int intCode = (int)HttpStatusCodesEnum.Ok;
var response = $"HTTP/1.1 {intCode} {GetHttpResponseCodeDescription(HttpStatusCodesEnum.Ok)}\nContent-Type: text/html\nContent-Length: {responseContents.Length}\n\n{responseContents}";
var responseBytes = Encoding.UTF8.GetBytes(response);
// send reponse to client
client.GetStream().Write(responseBytes, 0, responseBytes.Length);
client.Close();
}