private async Task BeginSignupProcess(ISessionContext context)
{
context.Session.Properties.Set(SessionConstants.SignupStatus, "username");
await context.Response.Append(AnsiBuilder.Parse("[[action.cls]][[attr.bold]][[fg.yellow]]Welcome newcomer!\r\n\r\n[[attr.normal]][[fg.green]]Some welcome text should go here.\r\n"));
await ShowUsernamePrompt(context);
}
private async Task Broadcast(string message, string roomName, params Guid[] exclusions)
{
var room = m_Rooms.Get(roomName);
if (room == null)
{
return;
}
var query = from a in m_SessionManager.Sessions
where room.Users.Contains(a.ClientId)
select a;
if (exclusions.Length > 0)
{
foreach (var exclusion in exclusions)
{
query = query.Where(a => a.ClientId != exclusion);
}
}
var clientList = query.ToList();
foreach (var client in clientList)
{
await client.Notify("[[attr.bold]][[fg.green]]***\r\n");
await client.Notify(message);
await client.Notify(AnsiBuilder.Parse("[[attr.bold]][[fg.green]]:"));
}
}
private async Task ShowUsernamePrompt(ISessionContext context)
{
await context.Response.Append(AnsiBuilder.Parse("\r\n\r\n[[bg.black]][[fg.green]]Please enter the username you would like to use.\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[bg.white]] \r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[action.moveup]][[bg.white]][[fg.black]]"));
}
private async Task ProcessPassword(ISessionContext context)
{
var value = Encoding.ASCII.GetString(await context.Request.Body.GetBytes());
if (string.IsNullOrWhiteSpace(value))
{
await ShowError(context, "You must specify a password to continue.");
await ShowPasswordPrompt(context);
return;
}
if (value.Length < 6)
{
await ShowError(context, "Your password must be at least 6 characters.");
await ShowPasswordPrompt(context);
return;
}
var username = context.Session.Properties.Get("signup.username").ToString();
var seed = Guid.NewGuid();
var passwordHash = m_CryptoProvider.Hash(value, seed.ToByteArray());
var userId = Guid.NewGuid();
var user = new User
{
Id = userId,
Username = username,
Password = passwordHash,
Seed = seed,
DateAdded = DateTime.Now,
IpAddress = context.Session.ClientAddress.ToString(),
PropertiesBlob = "{ }"
};
try
{
using (var userEngine = context.Session.GetDependency <IUserEngine>())
{
userEngine.CreateUser(user);
}
}
catch (Exception ex)
{
await ShowError(context, "There was an unknown error processing your request. This has been logged, and the system operator has been notified. Please try your request again later.");
context.Session.IsLoggingOff = true;
// Log Exception
return;
}
await context.Response.Append(AnsiBuilder.Parse($"\r\n[[bg.black]][[fg.white]]Welcome {username}!\r\n"));
context.Session.Properties.Set(SessionConstants.IsAuthenticated, true);
context.User = user;
await Next.OnDataReceived(context);
}
private async Task ShowPasswordPrompt(ISessionContext context)
{
await context.Response.Append(AnsiBuilder.Parse("\r\n\r\n[[bg.black]][[fg.green]]Please enter the password you will use to login to the system.\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[bg.white]] \r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[action.moveup]][[bg.white]][[fg.black]]"));
context.Session.Properties.Set(SessionConstants.MaskNextInput, true);
}
public async Task Activate(ISessionContext context)
{
Guid? userRoomId = null;
string userRoom = null; // TODO: = GetDatabaseCallToAccessUsersLastRoom
if (string.IsNullOrWhiteSpace(userRoom))
{
userRoomId = Guid.Empty;
userRoom = "MAIN";
}
var room = m_Rooms.Get(userRoom);
if (room == null)
{
room = new ChatRoom(userRoomId.Value);
m_Rooms.Add(userRoom, room);
}
room.Users.Add(context.Session.ClientId);
var userCount = room.Users.Count;
var templateName = "template.teleconference.welcome";
var template = m_TemplateProvider.BuildTemplate(templateName);
try
{
var templateBody = template.Render(new
{
username = context.Session.Username,
room = userRoom,
count = userCount - 1, // Exclude Self
isEmpty = userCount == 1, // 1 = only you
isFull = userCount > 2 // > 2 = More than 1
});
await Broadcast(AnsiBuilder.Parse($"[[attr.bold]][[fg.yellow]]{context.Session.Username} has entered the room.\r\n"), "MAIN", context.Session.ClientId);
await context.Response.Append(templateBody);
}
catch (KeyNotFoundException ex)
{
Console.WriteLine($"Template {templateName} is invalid : {ex.Message}");
}
await ShowPrompt(context);
}
private void ShowMenu(ISessionContext context)
{
var sb = new StringBuilder();
sb.Append(AnsiBuilder.Parse("[[action.cls]][[fg.green]][[attr.bold]][[bg.black]]Please select from one of the following choices.\r\n"));
sb.Append(AnsiBuilder.Parse("[[action.cls]]"));
sb.Append(AnsiBuilder.Parse("\r\n\r\n[[attr.bold]][[fg.cyan]][[bg.black]]MAIN MENU\r\n\r\n"));
for (var x = 0; x < m_Modules.Count; x++)
{
sb.Append(AnsiBuilder.Parse($"[[attr.bold]][[fg.green]]{x + 1} [[fg.white]]- [[fg.green]]{m_Modules[x].Name}\r\n"));
}
sb.Append(AnsiBuilder.Parse("[[attr.bold]][[fg.green]]X [[fg.white]]- [[attr.normal]][[fg.green]]Log Off\r\n\r\n"));
sb.Append(AnsiBuilder.Parse("\r\n\r\n[[attr.bold]][[fg.yellow]]Your Selection? [[bg.white]][[fg.black]] [[bg.black]][[action.moveback]]"));
context.Response.Append(sb.ToString());
}
public async Task OnDataReceived(ISessionContext context)
{
var data = await context.Request.Body.GetBytes();
var text = Encoding.ASCII.GetString(data);
if (string.IsNullOrWhiteSpace(text))
{
return;
}
if (text.StartsWith("/"))
{
HandleSlashCommand(context, text);
return;
}
if (text.StartsWith("?"))
{
await ShowHelp(context);
return;
}
if (text.ToLower() == "x")
{
await Broadcast(AnsiBuilder.Parse($"[[attr.bold]][[fg.cyan]]{context.Session.Username} [[fg.cyan]]has left the channel!"), "MAIN", context.Session.ClientId);
context.Session.ActiveModule = null;
return;
}
var message = AnsiBuilder.Parse($"[[attr.bold]][[fg.white]]From [[fg.cyan]]{context.Session.Username}[[fg.yellow]]: [[fg.white]]{text}\r\n");
await context.Response.Append(message);
await Broadcast(message, "MAIN", context.Session.ClientId);
await ShowPrompt(context);
}
// TODO: Make this a constant or static if it's going to be variable
// Also, if we could find a way to make this more readable, that'd be great.
private async Task ShowHelp(ISessionContext context)
{
await context.Response.Append(AnsiBuilder.Parse("[[action.reset]]\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[attr.bold]][[fg.cyan]]In Teleconference, anything you type is broadcast to everyone on the same\r\n"));
await context.Response.Append(AnsiBuilder.Parse("\"[[fg.white]]channel[[fg.cyan]]\" with you[[fg.white]]. [[fg.cyan]]Also[[fg.white]], [[fg.cyan]]use these special commands[[fg.white]]: [[fg.cyan]]--[[fg.white]]SHORTHAND[[fg.cyan]]--\r\n"));
await context.Response.Append(AnsiBuilder.Parse("PAGE [[fg.white]]<[[fg.cyan]]who[[fg.white]]> ... [[fg.yellow]]\"pages\" the user with a message [[fg.cyan]]/P [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.cyan]]...\r\n"));
await context.Response.Append(AnsiBuilder.Parse("PAGE ON[[fg.white]]/[[fg.cyan]]OFF[[fg.white]]/[[fg.cyan]]OK [[fg.yellow]]allows/prevents/encourages others to page [[fg.cyan]]/P ON[[fg.white]]/[[fg.cyan]]OFF[[fg.white]]/[[fg.cyan]]OK\r\n"));
await context.Response.Append(AnsiBuilder.Parse("WHISPER TO [[fg.white]]<[[fg.cyan]]who[[fg.white]]> ... [[fg.yellow]]sends a private message to another user [[fg.cyan]]/[[fg.white]]<[[fg.cyan]]who[[fg.white]]> ...\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]CHAT [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]request or join in a \"chat\" with someone [[fg.cyan]]/C [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]SCAN [[fg.yellow]]shows where everyone is in Teleconference [[fg.cyan]]/S\r\n"));
await context.Response.Append(AnsiBuilder.Parse("LIST [[fg.yellow]]lists all public channels you can join\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]USERS [[fg.yellow]]shows where everyone is on the system [[fg.cyan]]#\r\n"));
await context.Response.Append(AnsiBuilder.Parse("EDIT [[fg.yellow]]edit your Teleconference profile [[fg.cyan]]/E\r\n"));
await context.Response.Append(AnsiBuilder.Parse("JOIN[[fg.white]]/[[fg.cyan]]JOIN [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]join a private, public, or forum channel [[fg.cyan]]/J [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]INVITE [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]invites a user to your private channel [[fg.cyan]]/I [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]UNINVITE [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]uninvites a user from your channel [[fg.cyan]]/U [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]TOPIC [[fg.white]]... [[fg.yellow]]list a topic for your private channel [[fg.cyan]]/T [[fg.white]]...\r\n"));
await context.Response.Append(AnsiBuilder.Parse("FORGET/REMEMBER [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]\"forget\" (ignore) a user annoying you [[fg.cyan]]/F or /REM [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]IGNORE/NOTICE [[fg.white]]<[[fg.cyan]]who[[fg.white]]> [[fg.yellow]]ignore or notice a user's action words [[fg.cyan]]/G or /N [[fg.white]]<[[fg.cyan]]who[[fg.white]]>\r\n"));
await context.Response.Append(AnsiBuilder.Parse("[[fg.cyan]]%c[[fg.white]]<[[fg.cyan]]who[[fg.white]]> <[[fg.cyan]]message[[fg.white]]> [[fg.yellow]]direct a message to a user\r\n"));
}
private async Task ShowError(ISessionContext context, string errorMessage)
{
await context.Response.Append(AnsiBuilder.Parse($"\r\n[[bg.black]][[attr.bold]][[fg.red]]{errorMessage}\r\n"));
}
// TODO: Make this a constant or static if it's going to be variable
private async Task ShowPrompt(ISessionContext context)
{
await context.Response.Append(AnsiBuilder.Parse("[[attr.bold]][[fg.green]]:"));
}
public async Task OnSessionDisconnecting(ISessionContext context)
{
await Broadcast(AnsiBuilder.Parse($"[[fg.cyan]]{context.Session.Username} just hung up!"), "MAIN", context.Session.ClientId);
}