public WebServerResponse generateResponse(WebServerRequest request)
{
System.Collections.Specialized.NameValueCollection extraHeaders = new System.Collections.Specialized.NameValueCollection();
//Session handling
Dictionary <string, object> sessionData;
if (request.Cookies["SESSID"] != null && sessionsData.ContainsKey(request.Cookies["SESSID"]))
{
sessionData = sessionsData[request.Cookies["SESSID"]];
}
else
{
string sessionId = Guid.NewGuid().ToString("N");
extraHeaders.Add("Set-Cookie", String.Format("{0}={1}; Path=/", "SESSID", sessionId));
sessionData = new Dictionary <string, object>();
sessionsData[sessionId] = sessionData;
}
string path = request.Path.Trim(new char[] { ' ', '/' });
WebServerResponse response;
if (path == "test")
{
response = new WebServerResponse();
//Calculate response body
string responseBody = "";
responseBody += "<html><head>\r\n";
responseBody += "\r\n</head><body>\r\n";
responseBody += "<h1>Successfully Connected</h1>";
responseBody += "\r\n</body></html>";
response.BodyString = responseBody;
}
else if (path == "json" || path.StartsWith("json/"))
{
response = ServeJson(request, sessionData);
}
else
{
string filePath = Path.Combine(HtdocsPath.FullName, path.Replace('/', '\\'));
response = ServeFile(filePath);
}
if (extraHeaders.Count > 0)
{
response.Headers.Add(extraHeaders);
}
return(response);
}
protected WebServerResponse ServeJson(WebServerRequest request, Dictionary <string, object> sessionData)
{
string contentType = "application/json";
WebServerResponse response = new WebServerResponse();
string action = request.Path.Substring("/json".Length).ToLower().Trim(new char[] { '/' });
if (action.Length > 0 && action != "compound")
{
if (JSONCallHandlers.ContainsKey(action))
{
string requestData = null;
if (request.Data is string)
{
requestData = (string)request.Data;
}
response.BodyString = jsonSerializer.Serialize(JSONCallHandlers[action](requestData, sessionData));
}
else
{
throw new HttpException(404, "Not Found");
}
}
else
{
Dictionary <string, string> postData;
if (request.Data is Dictionary <string, string> )
{
postData = (Dictionary <string, string>)request.Data;
}
else if (request.Data is Dictionary <string, object> )
{
try
{
postData = ((Dictionary <string, object>)request.Data).ToDictionary(k => k.Key, k => !(k.Value is string) ? "" : (string)k.Value);
}
catch
{
throw new HttpException(400, "Bad Request");
}
}
else
{
throw new HttpException(400, "Bad Request");
}
Dictionary <string, object> returnData = new Dictionary <string, object>();
foreach (KeyValuePair <string, string> pair in postData)
{
string key = pair.Key.ToLower();
try
{
if (JSONCallHandlers.ContainsKey(key))
{
if (!(pair.Value is string))
{
returnData.Add(key, new { Error = true, ErrorCode = 400, ErrorMessage = "Bad Request" });
continue;
}
returnData.Add(key, JSONCallHandlers[key](pair.Value, sessionData));
}
else
{
returnData.Add(key, new { Error = true, ErrorCode = 404, ErrorMessage = "Not Found" });
}
}
catch (HttpException ex)
{
returnData.Add(key, new { Error = true, ErrorCode = ex.ErrorCode, ErrorMessage = ex.Message });
}
catch
{
returnData.Add(key, new { Error = true, ErrorCode = 500, ErrorMessage = "Internal Server Error" });
}
}
response.BodyString = jsonSerializer.Serialize(returnData);
}
//Set the content type
response.Headers.Add("Content-Type", contentType);
return(response);
}
protected void handleClient(TcpClient client)
{
NetworkStream stream = client.GetStream();
try
{
byte[] data = new byte[client.ReceiveBufferSize];
int numBytesRead = stream.Read(data, 0, client.ReceiveBufferSize);
string requestString = new UTF8Encoding().GetString(data, 0, numBytesRead);
CustomHttpRequest httpRequest = CustomHttpRequest.Parse(requestString);
WebServerRequest webServerRequest = new WebServerRequest();
webServerRequest.Cookies = httpRequest.Cookies;
webServerRequest.Body = httpRequest.Body;
webServerRequest.Path = httpRequest.RequestTarget.LocalPath;
//Parse additional data
Dictionary <string, List <string> > queryParts = ParseQuery(httpRequest.RequestTarget.Query);
object additionalData = null;
if (httpRequest.Method == "POST")
{
if (httpRequest.PostData.ContainsKey(dataKey))
{
additionalData = httpRequest.PostData[dataKey];
}
else
{
additionalData = httpRequest.PostData;
}
}
else
{
if (queryParts.ContainsKey(dataKey) && queryParts[dataKey].Count > 0)
{
additionalData = queryParts[dataKey].First();
}
}
webServerRequest.Data = additionalData;
CustomHttpResponse response = new CustomHttpResponse(generateResponse(webServerRequest));
response.ToStream(stream);
}
catch (System.Web.HttpException ex)
{
new CustomHttpResponse(ex).ToStream(stream);
}
catch
{
if (client.Connected)
{
try
{
CustomHttpResponse response = new CustomHttpResponse();
response.StatusCode = "500 Internal Server Error";
response.ToStream(stream);
}
catch { }
}
}
client.Close();
}
protected void handleRequest(Dictionary <string, object> request)
{
processRequestThreads.Add(System.Threading.Thread.CurrentThread);
if (!request.ContainsKey(idKey) || !request.ContainsKey(pathKey))
{
return;
}
int id = (int)request[idKey];
object responceObj = null;
try
{
WebServerRequest webServerRequest = new WebServerRequest();
webServerRequest.Path = (string)request[pathKey];
if (request.ContainsKey(dataKey))
{
if (request[dataKey] is string)
{
webServerRequest.Data = (string)request[dataKey];
}
else if (request[dataKey] != null)
{
webServerRequest.Data = request[dataKey];
}
}
if (request.ContainsKey(cookiesKey) && request[cookiesKey] is Dictionary <string, object> )
{
System.Collections.Specialized.NameValueCollection cookies = new System.Collections.Specialized.NameValueCollection();
foreach (KeyValuePair <string, object> cookie in (Dictionary <string, object>)request[cookiesKey])
{
if (!(cookie.Value is string))
{
continue;
}
cookies.Add(cookie.Key, (string)cookie.Value);
}
webServerRequest.Cookies = cookies;
}
WebServerResponse response = _webServer.generateResponse(webServerRequest);
List <SerializableKeyValuePair <string, string> > headers = new List <SerializableKeyValuePair <string, string> >();
for (int i = 0; i < response.Headers.AllKeys.Length; i++)
{
string key = response.Headers.Keys[i];
foreach (string value in response.Headers.GetValues(i))
{
headers.Add(new SerializableKeyValuePair <string, string>(key, value));
}
}
responceObj = new { id = id, status = response.StatusCode, body = response.BodyString, headers = headers };
}
catch (HttpException ex)
{
responceObj = new { id = id, status = ex.GetHttpCode().ToString() + " " + ex.Message };
}
catch
{
responceObj = new { id = id, status = "500 Internal Server Error" };
}
reply(responceObj);
processRequestThreads.Remove(System.Threading.Thread.CurrentThread);
}
