/// <summary>
/// Joins the chat
/// </summary>
public ActionResult JoinChat(string userName, string email)
{
// try to find an existing user with the same e-mail
var dbUSer = ChatHub.FindUserByEmail(email);
if (dbUSer == null)
{
// This is all STUB. In a normal situation,
dbUSer = new DbUserStub()
{
FullName = userName,
Email = email,
Id = new Random().Next(100000),
TenancyId = ChatHub.ROOM_ID_STUB
};
// Normally it wouldn't be necessary to add the user to the ChatHub, because ChatHub
// would get users from the database, but there's no database here
ChatHub.RegisterNewUser(dbUSer);
}
// Normally it wouldn't be necessary to create this cookie because the
// FormsAuthentication cookie does this
ChatCookieHelperStub.CreateNewUserCookie(this.Response, dbUSer);
return(this.RedirectToAction("Index"));
}
public ActionResult Index()
{
var existingUser = ChatCookieHelperStub.GetDbUserFromCookie(this.Request);
ChatViewModel chatViewModel = null;
if (existingUser != null)
{
if (!ChatHub.IsUserRegisteredInDbUsersStub(existingUser))
{
// cookie is invalid
ChatCookieHelperStub.RemoveCookie(this.Response);
return(this.RedirectToAction("Index"));
}
// in this case the authentication cookie is valid and we must render the chat
chatViewModel = new ChatViewModel()
{
IsUserAuthenticated = true,
UserId = existingUser.Id,
UserName = existingUser.FullName,
UserProfilePictureUrl =
GravatarHelper.GetGravatarUrl(GravatarHelper.GetGravatarHash(existingUser.Email), GravatarHelper.Size.s32)
};
}
return(this.View(chatViewModel));
}
protected void Page_Load(object sender, EventArgs e)
{
var existingUser = ChatCookieHelperStub.GetDbUserFromCookie(new HttpRequestWrapper(this.Request));
if (existingUser != null)
{
if (!ChatHub.IsUserRegisteredInDbUsersStub(existingUser))
{
// cookie is invalid
ChatCookieHelperStub.RemoveCookie(new HttpResponseWrapper(this.Response));
// redirects the user to the same page
this.Response.Redirect("/Home/Index.aspx");
}
// in this case the authentication cookie is valid and we must render the chat
IsUserAuthenticated = true;
UserId = existingUser.Id;
UserName = existingUser.FullName;
UserProfilePictureUrl = GravatarHelper.GetGravatarUrl(GravatarHelper.GetGravatarHash(existingUser.Email), GravatarHelper.Size.s32);
}
}
/// <summary>
/// Leaves the chat
/// </summary>
public ActionResult LeaveChat(string userName, string email)
{
ChatCookieHelperStub.RemoveCookie(this.Response);
return(this.RedirectToAction("Index"));
}
/// <summary>
/// Leaves the chat
/// </summary>
private void LeaveChat(string userName, string email, HttpResponseBase response)
{
ChatCookieHelperStub.RemoveCookie(response);
}
