private void Process(HttpListenerContext context)
{
bool ImageUploaded = true;
// TODO: Clean this up. Need a consistent way to read in values
// and cleanly set settings. For now having this ugly is a good
// tradeoff to let me learn how to do it better in the future
if (context.Request.QueryString.Count > 0)
{
int refreshDirectories = 0; // track if a directory change is made. 0 = no change.
int refreshSettings = 0; // track i fa setting change is made. 0 = no change.
if (context.Request.QueryString.Get("debug") != null)
{
return;
}
Logger.LogComment("SIMPLEHTTPSERVER: Checking query string for values to edit..");
// Set in App Settings takes the querystring and the Appsettings.Default value name
refreshSettings += Helpers.SetIntAppSetting(context.Request.QueryString.Get("rotation"), "Rotation");
refreshSettings += Helpers.SetIntAppSetting(context.Request.QueryString.Get("infobarfontsize"), "InfoBarFontSize");
refreshSettings += Helpers.SetIntAppSetting(context.Request.QueryString.Get("slideshowduration"), "SlideshowTransitionTime");
refreshSettings += Helpers.SetIntAppSetting(context.Request.QueryString.Get("ipaddresstime"), "NumberOfSecondsToShowIP");
refreshSettings += Helpers.SetIntAppSetting(context.Request.QueryString.Get("transitiontime"), "FadeTransitionTime");
refreshDirectories += Helpers.SetBoolAppSetting(context.Request.QueryString.Get("Shuffle"), "Shuffle");
Helpers.SetBoolAppSetting(context.Request.QueryString.Get("syncenabled"), "IsSyncEnabled");
Helpers.SetBoolAppSetting(context.Request.QueryString.Get("VideoVolume"), "VideoVolume");
Helpers.SetBoolAppSetting(context.Request.QueryString.Get("ExpandDirectoriesByDefault"), "ExpandDirectoriesByDefault");
Helpers.SetBoolAppSetting(context.Request.QueryString.Get("EnableLogging"), "EnableLogging");
refreshSettings += Helpers.SetStringAppSetting(context.Request.QueryString.Get("DateTimeFormat"), "DateTimeFormat");
refreshSettings += Helpers.SetStringAppSetting(context.Request.QueryString.Get("DateTimeFontFamily"), "DateTimeFontFamily");
refreshSettings += Helpers.SetStringAppSetting(context.Request.QueryString.Get("VideoStretch"), "VideoStretch");
refreshSettings += Helpers.SetStringAppSetting(context.Request.QueryString.Get("ShowInfoIP"), "ShowInfoIP");
// setup commands
if (context.Request.QueryString.Get("COMMAND") != null)
{
if (context.Request.QueryString.Get("COMMAND") == "INFOBAR_DATETIME_On" || context.Request.QueryString.Get("COMMAND") == "INFOBAR_DATETIME_Off")
{
if (context.Request.QueryString.Get("on") == "false")
{
refreshSettings += Helpers.SetBoolAppSetting("on", "ShowInfoDateTime");
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoFileName");
refreshSettings += Helpers.SetStringAppSetting("false", "ShowInfoIP");
}
else
{
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoDateTime");
}
}
if (context.Request.QueryString.Get("COMMAND") == "INFOBAR_FILENAME_On" || context.Request.QueryString.Get("COMMAND") == "INFOBAR_FILENAME_Off")
{
if (context.Request.QueryString.Get("on") == "false")
{
refreshSettings += Helpers.SetBoolAppSetting("on", "ShowInfoFileName");
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoDateTime");
refreshSettings += Helpers.SetStringAppSetting("false", "ShowInfoIP");
}
else
{
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoFileName");
}
}
if (context.Request.QueryString.Get("COMMAND") == "INFOBAR_IP_On" || context.Request.QueryString.Get("COMMAND") == "INFOBAR_IP_Off")
{
if (context.Request.QueryString.Get("on") == "false")
{
refreshSettings += Helpers.SetStringAppSetting("true", "ShowInfoIP");
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoDateTime");
refreshSettings += Helpers.SetBoolAppSetting("off", "ShowInfoFileName");
}
else
{
refreshSettings += Helpers.SetStringAppSetting("false", "ShowInfoIP");
}
}
if (context.Request.QueryString.Get("COMMAND") == "SCREENON")
{
refreshSettings += Helpers.SetBoolAppSetting("on", "ScreenStatus");
}
else if (context.Request.QueryString.Get("COMMAND") == "SCREENOFF")
{
refreshSettings += Helpers.SetBoolAppSetting("off", "ScreenStatus");
}
if (context.Request.QueryString.Get("COMMAND") == "CONTROL_PAUSE_On")
{
refreshSettings += Helpers.SetBoolAppSetting("on", "SlideShowPaused");
}
else if (context.Request.QueryString.Get("COMMAND") == "CONTROL_PAUSE_Off")
{
refreshSettings += Helpers.SetBoolAppSetting("off", "SlideShowPaused");
}
if (context.Request.QueryString.Get("COMMAND") == "SHUFFLE_On")
{
refreshSettings += Helpers.SetBoolAppSetting("on", "Shuffle");
}
else if (context.Request.QueryString.Get("COMMAND") == "SHUFFLE_Off")
{
refreshSettings += Helpers.SetBoolAppSetting("off", "Shuffle");
}
//Upload Images
if (context.Request.QueryString.Get("COMMAND") == "UTILITY_UPLOADFILE")
{
if (context.Request.ContentType != null)
{
ImageUploaded = CommandProcessor.SaveFile(context.Request.ContentEncoding, CommandProcessor.GetBoundary(context.Request.ContentType), context.Request.InputStream, context.Request.QueryString.Get("Extension"));
}
}
else if (context.Request.QueryString.Get("COMMAND") == "UTILITY_DELETEFILE")
{
CommandProcessor.DeleteFile(context.Request.QueryString.Get("FILENAME"));
}
else
{
CommandProcessor.ProcessCommand(context.Request.QueryString.Get("COMMAND"));
}
refreshSettings++; // Any commands should invoke a settings refresh
}
if (context.Request.QueryString.Get("SETFILE") != null)
{
CommandProcessor.ProcessSetFile(context.Request.QueryString.Get("SETFILE"));
}
// Setup synced frames
if ((context.Request.QueryString.Get("ClientIP") != null) && (context.Request.QueryString.Get("ClientIP") != ""))
{
string ip = context.Request.QueryString.Get("ClientIP");
if (!AppSettings.Default.RemoteClients.Contains(ip))
{
AppSettings.Default.RemoteClients.Add(context.Request.QueryString.Get("ClientIP"));
}
SyncedFrame.SyncEngine.AddFrame(ip);
Logger.LogComment("Added Frame to be Synced...");
}
if (context.Request.QueryString.Get("CLEARSYNCLIST") != null)
{
AppSettings.Default.RemoteClients.Clear();
SyncedFrame.SyncEngine.syncedFrames.Clear();
}
#region SpecialCasesWhichNeedCleanup
// Process 'directory' if passed
string dir = context.Request.QueryString.Get("dir");
if (dir != null)
{
string pictureDir = dir.Replace("'", "");
AppSettings.Default.CurrentDirectory = pictureDir;
refreshDirectories++;
}
// see if 'rem' (remove) was passed
try
{
string rem = context.Request.QueryString.Get("rem");
if (rem != null)
{
Logger.LogComment("SimpleHTTPServer: Removing directory..." + rem);
string removeDir = rem.Replace("'", "");
AppSettings.Default.SearchDirectories.Remove(rem);
List <string> ToRemove = new List <string>();
// Go through and find items to remove. We can't modify the list 'in place' so make a target
// list and then go through that. Awkward but too tired to figure out the right way to fix
// this right now.
Logger.LogComment("Emumerating directories to remove..");
foreach (string subdirectory in AppSettings.Default.CurrentPlayList)
{
if (subdirectory.Contains(removeDir))
{
ToRemove.Add(subdirectory);
}
}
foreach (string del in ToRemove)
{
if (AppSettings.Default.CurrentPlayList.Contains(del))
{
AppSettings.Default.CurrentPlayList.Remove(del);
Logger.LogComment("Removing subdirectory: " + del);
}
}
Logger.LogComment("New Playlist is as follows----------------");
foreach (string playlistDir in AppSettings.Default.CurrentPlayList)
{
Logger.LogComment(playlistDir);
}
Logger.LogComment("End Playlist dump -------------");
refreshDirectories++;
}
}
catch (Exception exc)
{
// Note: Lots of potentially dangerous work in removing, so adding a check
// to backstop any issues.
Logger.LogComment("Excpetion when trying to remove directory! " + exc.ToString());
}
string imagestretchVal = context.Request.QueryString.Get("imagescaling");
if (imagestretchVal != null)
{
refreshSettings++;
switch (imagestretchVal)
{
case "Uniform":
{
AppSettings.Default.ImageStretch = Avalonia.Media.Stretch.Uniform;
break;
}
case "UniformToFill":
{
AppSettings.Default.ImageStretch = Avalonia.Media.Stretch.UniformToFill;
break;
}
case "Fill":
{
AppSettings.Default.ImageStretch = Avalonia.Media.Stretch.Fill;
break;
}
case "None":
{
AppSettings.Default.ImageStretch = Avalonia.Media.Stretch.None;
break;
}
default:
break;
}
}
string directoryToAdd = context.Request.QueryString.Get("directoryAdd");
if (directoryToAdd != null)
{
// We use search directories to add things like NAS drives and usb drives to the system.
// This checks to make sure it exists when they're adding it, and that it isn't already in the list..
if (Directory.Exists(directoryToAdd) && (!AppSettings.Default.SearchDirectories.Contains(directoryToAdd)))
{
AppSettings.Default.SearchDirectories.Add(directoryToAdd);
// Cleanup. Somewhere this is getting doubled up sometimes still. It's a small list so this should be fast.
AppSettings.Default.SearchDirectories = AppSettings.Default.SearchDirectories.Distinct().ToList();
refreshDirectories++;
}
}
string subdirectorytoadd = context.Request.QueryString.Get("cbDirectory");
if (subdirectorytoadd != null)
{
Logger.LogComment("SIMPLEHTTPSERVER: Adding directory: " + subdirectorytoadd);
AppSettings.Default.CurrentPlayList.Clear();
// We use search directories to add things like NAS drives and usb drives to the system.
// This checks to make sure it exists when they're adding it, and that it isn't already in the list..
string[] directoryList = subdirectorytoadd.Split(',');
foreach (string newdir in directoryList)
{
string decodedDirectory = System.Web.HttpUtility.UrlDecode(newdir);
if (Directory.Exists(decodedDirectory) && (!AppSettings.Default.CurrentPlayList.Contains(decodedDirectory)))
{
AppSettings.Default.CurrentPlayList.Add(decodedDirectory);
}
}
refreshDirectories++;
}
#endregion
if (refreshDirectories > 0)
{
AppSettings.Default.RefreshDirctories = true;
}
if (refreshSettings > 0)
{
AppSettings.Default.ReloadSettings = true;
}
Logger.LogComment("SimpleHTTPServer: saving appsettings");
AppSettings.Default.Save();
}
// return the default page back:
if (context.Request.QueryString.Get("COMMAND") == "PAGE_UPLOADFILE" ||
context.Request.QueryString.Get("COMMAND") == "UTILITY_UPLOADFILE" ||
context.Request.QueryString.Get("COMMAND") == "UTILITY_DELETEFILE")
{
GetUploadPage(ImageUploaded);
}
else if (context.Request.RawUrl == "/AppData.htm")
{
GetAppDataPage();
}
else
{
GetDefaultPage();
}
string filename = context.Request.Url.AbsolutePath;
filename = filename.Substring(1);
if (string.IsNullOrEmpty(filename))
{
foreach (string indexFile in _indexFiles)
{
if (File.Exists(Path.Combine(_rootDirectory, indexFile)))
{
filename = indexFile;
break;
}
}
}
filename = Path.Combine(_rootDirectory, filename);
//need to change 2nd condition later, need a more appropriate condition
if (File.Exists(filename) && !filename.Contains("upload.htm") && context.Request.RawUrl != "/AppData.htm" && context.Request.RawUrl != "/Log.htm" && context.Request.RawUrl != "/ico/favicon-32x32.png")
{
try
{
Stream input = new FileStream(filename, FileMode.Open);
//Adding permanent http response headers
string mime;
context.Response.ContentType = _mimeTypeMappings.TryGetValue(Path.GetExtension(filename), out mime) ? mime : "application/octet-stream";
context.Response.ContentLength64 = input.Length;
context.Response.AddHeader("Date", DateTime.Now.ToString("r"));
context.Response.AddHeader("Last-Modified", System.IO.File.GetLastWriteTime(filename).ToString("r"));
byte[] buffer = new byte[1024 * 16];
int nbytes;
while ((nbytes = input.Read(buffer, 0, buffer.Length)) > 0)
{
context.Response.OutputStream.Write(buffer, 0, nbytes);
}
input.Close();
context.Response.StatusCode = (int)HttpStatusCode.OK;
context.Response.OutputStream.Flush();
}
catch (Exception ex)
{
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
Debug.WriteLine("Exception processing HTTPContext: " + ex.ToString());
}
}
else
{
string response = GetDefaultPage();
if (context.Request.QueryString.Get("COMMAND") == "PAGE_UPLOADFILE" ||
context.Request.QueryString.Get("COMMAND") == "UTILITY_UPLOADFILE" ||
context.Request.QueryString.Get("COMMAND") == "UTILITY_DELETEFILE")
{
response = GetUploadPage(ImageUploaded);
}
else if (context.Request.RawUrl == "/AppData.htm")
{
response = GetAppDataPage();
}
else if (context.Request.RawUrl == "/Log.htm")
{
response = GetLogPage();
}
else
{
response = GetDefaultPage();
}
byte[] buffer = Encoding.ASCII.GetBytes(response);
context.Response.OutputStream.Write(buffer, 0, buffer.Length);
context.Response.OutputStream.Flush();
context.Response.StatusCode = (int)HttpStatusCode.OK;
}
context.Response.OutputStream.Close();
}