/// <summary>
/// Class XtrmAddons Net Http Web Server Request Route Constructor
/// </summary>
/// <param name="uri"></param>
public WebServerRequestRoute(WebServerRequestUrl uri)
{
Uri = uri;
Response = new WebServerResponseData(Uri.RelativeUrl)
{
ContentType = "text/html"
};
}
/// <summary>
/// Method to get the default response of the server.
/// </summary>
private WebServerResponseData GetDefaultResponse()
{
log.Warn("Trying to serve default Http response for default or special requests.");
WebServerResponseData response = null;
try
{
// Check for special ico request.
if (Uri.ComponentName == "Index" && Uri.Extension == ".ico")
{
log.Debug("Serving Http response for special .ico request.");
response = new WebServerResponseData(Uri.RelativeUrl);
response.ServeFile(@"Assets\Images\Icons\Favicon.ico");
return(response);
}
// Create url filename.
string filename = Uri.RelativeUrl;
// Check valid url default format.
if (Uri.RelativeUrl == "" || Uri.RelativeUrl == "/")
{
log.Debug($"Initialize default filename format.");
filename = "/index.html";
}
// Serve direct link.
if (Uri.Extension != "" || filename == "/index.html")
{
log.Debug("Serving Http response for default server link [Empty | / | index.html].");
response = new WebServerResponseData(Uri.RelativeUrl);
response.ServeFile(filename, "Public");
return(response);
}
}
catch (Exception ex)
{
log.Info(ex.Output(), ex);
return(null);
}
return(response);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
private WebServerResponseData GetResponseData()
{
log.Info($"{GetType().Name}.{MethodBase.GetCurrentMethod().Name} : {Uri.RelativeUrl}");
log.Debug($"Uri.ComponentName : {Uri.ComponentName}");;
log.Debug($"Uri.Extension : {Uri.Extension}");
// Try to get default server response.
WebServerResponseData response = GetDefaultResponse();
if (response != null)
{
return(response);
}
log.Warn("Trying to serve Http response for generated URL document.");
try
{
object[] post = null;
if (IsPOST)
{
post = new object[] { _POST };
log.Info($"Http method invoke : {ComponentMethodRoute}, {Component}, {_POST.Count}, {post.Length}");
}
else
{
log.Info($"Http method invoke : {ComponentMethodRoute}, {Component}");
}
_router = ComponentMethodRoute.Invoke(Component, post);
}
catch (Exception e)
{
log.Debug("Invoke component method failed.");
log.Debug(e.Output(), e);
log.Debug($"URI AbsoluteUrl : {Uri.AbsoluteUrl}");
log.Debug($"URI ComponentName : {Uri.ComponentName}");
log.Debug($"Component : {Component}");
log.Debug($"ComponentMethodRoute : {ComponentMethodRoute}");
if (Uri.Params != null)
{
log.Debug($"URI Params Length : {Uri.Params.Length}");
}
else
{
log.Debug($"URI Params Length : 0");
}
log.Debug("End server request processed with error...");
throw new InvalidDataException(e.Message, e);
}
log.Debug("End server request process...");
response = (WebServerResponseData)_router;
return(response);
/*
* try
* {
* log.Debug("Serving Http response for direct link.");
*
* string filename = Uri.RelativeUrl;
*
* if (Uri.RelativeUrl == "" || Uri.RelativeUrl == "/")
* {
* log.Debug("Empty or / URL => /index.html");
*
* filename = "/index.html";
* }
*
* if (Uri.Extension != "" || filename == "/index.html")
* {
* log.Debug("Empty or / URL => [Public]/index.html");
*
* response = new WebServerResponseData(Uri.RelativeUrl);
* response.ServeFile(filename, "Public");
* return response;
* }
*
* log.Info("Serving Http response for direct link => FileNotFoundException.");
*
* throw new FileNotFoundException();
* }
*
* // Try to generate URL document if file is not found.
#pragma warning disable CS0168
* catch (FileNotFoundException fe)
* {
* log.Info("Serving Http response for generated URL document", fe);
*
* try
* {
* object[] post = new object[] { };
*
* if (IsPOST)
* {
* string data = _POST;
* post = new object[] { data };
* }
*
*
* if (IsPOST)
* _router = ComponentMethodRoute.Invoke(Component, post);
* else
* _router = ComponentMethodRoute.Invoke(Component, null);
* }
* catch (Exception e)
* {
* log.Debug("Invoke component method failed.");
* log.Debug(e.GetType() + " : " + e.Message);
* log.Debug(string.Format("URL : {0}", Uri.AbsoluteUrl));
* log.Debug(string.Format("URI : {0}", Uri.RelativeUrl));
* log.Debug(string.Format("ComponentName : {0}", Uri.ComponentName));
* log.Debug(string.Format("ViewName : {0}", Uri.MethodName));
* log.Debug(string.Format("Component : {0}", Component));
* log.Debug(string.Format("ComponentMethodRoute : {0}", ComponentMethodRoute));
* if (Uri.Params != null)
* log.Debug(string.Format("Params : {0}", Uri.Params.Length));
* else
* log.Debug("Params : 0");
*
* log.Debug("End server request process with error...");
*
* throw new InvalidDataException(e.Message, e);
* }
*
* log.Debug("End server request process...");
* }
*
* // Return Response error server 500.
* catch (Exception e)
* {
* return null;
* }
*/
}
/// <summary>
/// Method to run the web server.
/// </summary>
public void Run()
{
ThreadPool.QueueUserWorkItem((o) =>
{
log.Info("Web server is running...");
try
{
while (Listener.IsListening)
{
ThreadPool.QueueUserWorkItem((c) =>
{
HttpListenerContext ctx = c as HttpListenerContext;
try
{
WebServerResponseData response = GetResponse(ctx);
byte[] buffer;
if (response == null)
{
throw new FileNotFoundException("Null response.");
}
// Add content type to response.
ctx.Response.Headers[HttpResponseHeader.ContentType] = response.ContentType;
// Set content to byte buffer.
if (response.ContentType.Contains("text") || response.ContentType.Contains("html"))
{
//buffer = Encoding.Unicode.GetBytes(WPFString.ConvertByteToString(response.Content));
buffer = Encoding.UTF8.GetBytes(response.Content.ConvertByteToString(Encoding.Unicode));
//buffer = Encoding.Convert(Encoding.Unicode, Encoding.Default, buffer);
}
else
{
buffer = response.Content;
}
// Add content length to response.
ctx.Response.ContentLength64 = buffer.Length;
// Add status code.
ctx.Response.StatusCode = response.StatusCode;
ctx.Response.Cookies = response.Cookies;
// Write output to buffer.
ctx.Response.OutputStream.Write(buffer, 0, buffer.Length);
}
catch (FileNotFoundException e)
{
log.Error("Server response error :", e);
Output(ctx, string.Format(
"<html><head>"
+ "<meta http-equiv=\"Content - Type\" content=\"text/html; charset=UTF-8\">"
+ "<charset=\"utf-8\">"
+ "</head><body><center>"
+ "404 Error : Page not found !<br>{0}<br>{1}<br>{2}</center></body></html>"
, DateTime.Now
, e.GetType() + " : " + e.Message
, e.StackTrace)
);
}
catch (Exception e)
{
log.Error("Server response error :", e);
Output(ctx, string.Format(
"<html><head>"
+ "<meta http-equiv=\"Content - Type\" content=\"text/html; charset=UTF-8\">"
+ "<charset=\"utf-8\">"
+ "</head><body><center>"
+ "500 Error : Bad server request !<br>{0}<br>{1}<br>{2}</center></body></html>"
, DateTime.Now
, e.GetType() + " : " + e.Message
, e.StackTrace)
);
}
// always close the stream
finally
{
ctx.Response.OutputStream.Close();
}
}, Listener.GetContext());
}
}
catch { } // suppress any exceptions
});
}
/// <summary>
/// Method to get a list of associated Sections of an User.
/// </summary>
/// <returns>WPF Web Server response data of list of Sections.</returns>
public override WebServerResponseData Index()
{
log.Debug($"{GetType().Name}.{MethodBase.GetCurrentMethod().Name}");
log.Info($"{MethodBase.GetCurrentMethod().Name} : Serving Picture request. Please wait...");
if (!IsAuth())
{
log.Info($"{MethodBase.GetCurrentMethod().Name} : Return response user not auth.");
return(ResponseNotAuth());
}
try
{
var a = Uri.QueryString;
// Check if request params are correct.
if (Uri.QueryString.Count == 0)
{
log.Info($"{MethodBase.GetCurrentMethod().Name} : The Request is empty.");
log.Info($"{MethodBase.GetCurrentMethod().Name} : Return response => Picture not found or doesn't exists.");
return(ResponseError404("Picture not found or doesn't exists."));
}
// Check if request params are correct.
if (!Uri.QueryString.Keys.Cast <string>().Contains("id"))
{
log.Info($"{MethodBase.GetCurrentMethod().Name} : Request param [id] not found.");
log.Info($"{MethodBase.GetCurrentMethod().Name} : Return response => Picture not found or doesn't exists.");
return(ResponseError404("Picture not found or doesn't exists."));
}
int id = int.Parse(Uri.QueryString["id"]);
string type = Uri.QueryString["type"];
// Get user and dependencies.
UserEntity user = GetAuthUser();
PictureEntity entity = RouteHelper.GetUserPicture(id, user);
var aa = entity;
// Check if request params are correct.
if (entity == null)
{
log.Info($"{MethodBase.GetCurrentMethod().Name} : Request Picture not found.");
log.Info($"{MethodBase.GetCurrentMethod().Name} : Return response => Picture not found or doesn't exists.");
return(ResponseError404("Picture not found or doesn't exists."));
}
Response = new WebServerResponseData(Uri.AbsoluteUrl);
if (File.Exists(entity.PicturePath))
{
Response.ServeFileUnSafe(entity.PicturePath);
}
else
{
// Convert the image to byte[]
MemoryStream stream = new MemoryStream();
Properties.Images.error_404.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
byte[] imageBytes = stream.ToArray();
// Add the bytes to the response.
Response.SetContentType("error-404.png");
Response.ContentAppend(imageBytes);
}
return(Response);
}
catch (Exception e)
{
log.Fatal($"{MethodBase.GetCurrentMethod().Name} : Serving picture request failed.", e);
return(ResponseError500());
}
}
