public void HandleJoinRequest(TcpMessage msg, Socket s)
{
bool validJoinRequest = true;
TcpMessage reply = new TcpMessage();
reply.id = TcpConst.JOIN;
reply.type = TcpConst.REPLY;
reply.source = "SERVER";
reply.destination = msg.source;
string suggested_username = (msg.text_attributes.ElementAt(0));
string suggested_password = (msg.text_attributes.ElementAt(1));
string suggested_email = (msg.text_attributes.ElementAt(2));
reply.AddTextAttribute(suggested_username);
reply.AddTextAttribute(suggested_password);
reply.AddTextAttribute(suggested_email);
if (!UsernameExist(suggested_username))
{
reply.AddBoolAttribute(true);
}
else
{
validJoinRequest = false;
reply.AddBoolAttribute(false);
}
if (PasswordFormatIsValid(suggested_password))
{
reply.AddBoolAttribute(true);
}
else
{
validJoinRequest = false;
reply.AddBoolAttribute(false);
}
if (EmailIsValid(suggested_email))
{
reply.AddBoolAttribute(true);
}
else
{
validJoinRequest = false;
reply.AddBoolAttribute(false);
}
//Add username, password and email to database.
//Generate a confirmation code and save it in database, and send it to the user's email.
if (validJoinRequest == true)
{
string code = null;
code = GenerateConfirmationCode();
SendEmailTo(suggested_email, "Login and give this code: " + code, "Account verification");
db.AddNewUser(suggested_username, suggested_password, suggested_email, code);
}
ServerSend(reply, s);
}
