public void JoinChannel()
{
if (_session.UserInfo.IsJoinedChannel(_request.ChannelName))
{
//then we send user list which already in this channel ???????????
_channel.SendChannelUsersToJoiner(_user);
//send channel mode to joiner
_channel.SendChannelModesToJoiner(_user);
}
else
{
//channel.JoinChannel(_session);
if (_channel.Property.ChannelMode.IsInviteOnly)
{
//invited only
_errorCode = ChatError.IRCError;
return;
}
if (_channel.IsUserBanned(_user))
{
_errorCode = ChatError.IRCError;
_sendingBuffer = ChatIRCError.BuildBannedFromChannelError(_channel.Property.ChannelName);
return;
}
if (_channel.Property.ChannelUsers.Count >= _channel.Property.MaxNumberUser)
{
_errorCode = ChatError.IRCError;
_sendingBuffer = ChatIRCError.BuildChannelIsFullError(_channel.Property.ChannelName);
return;
}
//if all pass, it mean we excute join channel
_user.SetDefaultProperties();
//simple check for avoiding program crash
if (_channel.IsUserExisted(_user))
{
_errorCode = ChatError.UserAlreadyInChannel;
return;
}
_channel.AddBindOnUserAndChannel(_user);
//first we send join information to all user in this channel
_channel.MultiCastJoin(_user);
//then we send user list which already in this channel ???????????
_channel.SendChannelUsersToJoiner(_user);
//send channel mode to joiner
_channel.SendChannelModesToJoiner(_user);
}
}
