public Client(TcpClient Client)
{
string Request = "";
byte[] Buffer = new byte[1024];
int Count;
while ((Count = Client.GetStream().Read(Buffer, 0, Buffer.Length)) > 0)
{
Request += Encoding.ASCII.GetString(Buffer, 0, Count);
if (Request.IndexOf("\r\n\r\n") >= 0 || Request.Length > 4096)
{
break;
}
}
Responce response = new Responce();
if (Request == "")
{
response = SendError(400);
return;
}
Request ReqClient = parsing(Request);
response = ProcessRequest(ReqClient, new DigestAuthentication());
Response(response, Client);
return;
}
void Response2(Responce response, TcpClient Client, FileStream FS)
{
string Str = Bilder(response);
byte[] Buffer1 = Encoding.ASCII.GetBytes(Str);
Client.GetStream().Write(Buffer1, 0, Buffer1.Length);
Client.Close();
}
string Bilder(Responce response)
{
string str = response.Version + ' ' + response.Status + '\n';
foreach (var i in response.Headers)
{
str += i.Key + ": " + i.Value + '\n';
}
str += '\n' + response.Body;
return(str);
}
private Responce SendError(int Code)
{
string CodeStr = Code.ToString() + " " + ((HttpStatusCode)Code).ToString();
string Html = "<html><body><h1>" + CodeStr + "</h1></body></html>";
Responce response = new Responce();
response.Version = "HTTP/1.1";
response.Status = CodeStr;
response.Headers = new Dictionary <string, string>();
response.Headers.Add("Content-type:", "text/html");
response.Headers.Add("Content-Length:", Html.Length.ToString());
response.Body = Html;
return(response);
}
public Responce GetFailedResponce()
{
int Code = 401;
string CodeStr = Code.ToString() + " " + ((HttpStatusCode)Code).ToString();
string Html = "<html><body><h1>" + CodeStr + "</h1></body></html>";
Responce response = new Responce();
response.Version = "HTTP/1.1";
response.Status = CodeStr;
response.Headers = new Dictionary <string, string>();
response.Headers.Add("WWW-Authenticate", "Digest realm=\"MyServer\", nonce = \"dcd98b7102dd2f0e8b11d0f600bfb0c093\", opaque = \"5ccc069c403ebaf9f0171e9517f40e41\"");
response.Headers.Add("Content-type", "text/html");
response.Headers.Add("Content-Length", Html.Length.ToString());
response.Body = Html;
return(response);
}
public Responce GetFailedResponce()
{
int Code = 401;
string CodeStr = Code.ToString() + " " + ((HttpStatusCode)Code).ToString();
string Html = "<html><body><h1>" + CodeStr + "</h1></body></html>";
Responce response = new Responce();
response.Version = "HTTP/1.1";
response.Status = CodeStr;
response.Headers = new Dictionary <string, string>();
response.Headers.Add("WWW-Authenticate", "Basic realm=\"My Server\"");
response.Headers.Add("Content-type", "text/html");
response.Headers.Add("Content-Length", Html.Length.ToString());
response.Body = Html;
return(response);
}
void Response(Responce response, TcpClient Client)
{
string Str = Bilder(response);
byte[] Buffer = Encoding.ASCII.GetBytes(Str);
Client.GetStream().Write(Buffer, 0, Buffer.Length);
if (response.FilePath != null)
{
FileStream FS = new FileStream(response.FilePath, FileMode.Open, FileAccess.Read, FileShare.Read);
while (FS.Position < FS.Length)
{
// Читаем данные из файла
var Count = FS.Read(Buffer, 0, Buffer.Length);
// И передаем их клиенту
Client.GetStream().Write(Buffer, 0, Count);
}
FS.Close();
}
Client.Close();
}
public Responce ProcessRequest(Request request, IAuthorization authorizator)
{
if (!authorizator.CheckIdentification(request))
{
return(authorizator.GetFailedResponce());
}
else
{
if (!authorizator.CheckAuthorization(request))
{
return(SendError(403));
}
}
string RequestUri = request.Path;
RequestUri = Uri.UnescapeDataString(RequestUri);
if (RequestUri.IndexOf("..") >= 0)
{
return(SendError(400));
}
if (RequestUri.EndsWith("/"))
{
RequestUri += "index.html";
}
string FilePath = Environment.CurrentDirectory + RequestUri;
if (!File.Exists(FilePath))
{
Console.WriteLine(FilePath);
return(SendError(404));
}
string Extension = RequestUri.Substring(RequestUri.LastIndexOf('.'));
string ContentType = "";
switch (Extension)
{
case ".htm":
case ".html":
ContentType = "text/html";
break;
case ".css":
ContentType = "text/stylesheet";
break;
case ".js":
ContentType = "text/javascript";
break;
case ".jpg":
ContentType = "image/jpeg";
break;
case ".jpeg":
case ".png":
case ".gif":
ContentType = "image/" + Extension.Substring(1);
break;
default:
if (Extension.Length > 1)
{
ContentType = "application/" + Extension.Substring(1);
}
else
{
ContentType = "application/unknown";
}
break;
}
// Открываем файл, страхуясь на случай ошибки
FileStream FS;
try
{
FS = new FileStream(FilePath, FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch (Exception)
{
// Если случилась ошибка, посылаем клиенту ошибку 500
return(SendError(500));
}
Responce response = new Responce();
response.Version = "HTTP/1.1";
response.Status = "200 OK";
response.Headers = new Dictionary <string, string>();
response.Headers.Add("Content-type:", ContentType);
response.Headers.Add("Content-Length:", FS.Length.ToString());
response.FilePath = FilePath;
FS.Close();
return(response);
}
