private void ParseChannelMode(IIrcUser sender, string mode)
{
bool setTrue = mode[0] == '+';
if (!setTrue && mode[0] != '-')
{
return;
}
IrcChannelUserMode senderMode = sender.ChannelModes[Channel];
string newMode = setTrue ? "+" : "-";
foreach (char ch in mode)
{
if (ch == 'a' && senderMode.IsOperator)
{
IsAnnonymous = setTrue;
newMode += "a";
}
if (ch == 'i' && senderMode.IsOperator)
{
IsInviteOnly = setTrue;
newMode += "i";
}
if (ch == 'm' && senderMode.IsHalfOp)
{
IsVoiceOnly = setTrue;
newMode += "m";
}
if (ch == 'q' && senderMode.IsAdmin)
{
IsQuiet = setTrue;
newMode += "q";
}
// RFC 2811: The channel flags 'p' and 's' MUST NOT both be set at the same time.
if (ch == 'p' && senderMode.IsAdmin && !IsSecret)
{
IsPrivate = setTrue;
newMode += "p";
}
if (ch == 's' && senderMode.IsAdmin && !IsPrivate)
{
IsSecret = setTrue;
newMode += "s";
}
// End RFC 2811.
if (ch == 't' && senderMode.IsHalfOp)
{
OpSetTopic = setTrue;
newMode += "t";
}
}
UpdateChannelMode(sender, newMode);
}
private void ParseMember(IIrcUser sender, IIrcUser user, string mode)
{
bool setTrue = mode[0] == '+';
if (!setTrue && mode[0] != '-')
{
return;
}
IrcChannelUserMode senderMode = Channel.GetUserMode(sender);
IrcChannelUserMode userMode = Channel.GetUserMode(user);
bool isSelf = (sender == user && !setTrue);
string newMode = setTrue ? "+" : "-";
foreach (char ch in mode)
{
if (ch == 'a' && (senderMode.IsAdmin || isSelf))
{
userMode.IsAdmin = setTrue;
newMode += 'a';
}
if (ch == 'o' && (senderMode.IsOperator || isSelf))
{
userMode.IsOperator = setTrue;
newMode += 'o';
}
if (ch == 'h' && (senderMode.IsHalfOp || isSelf))
{
userMode.IsHalfOp = setTrue;
newMode += 'h';
}
if (ch == 'v' && (senderMode.IsHalfOp || isSelf))
{
userMode.IsVoiced = setTrue;
newMode += 'v';
}
}
UpdateChannelMode(sender, newMode + " " + user.Nick);
}
private void ParseAccessMode(IIrcUser sender, string mode, string mask)
{
bool setTrue = mode[0] == '+';
if (!setTrue && mode[0] != '-')
{
return;
}
if (string.IsNullOrEmpty(mask))
{
if (!setTrue)
{
return;
}
List <string> list = null;
IrcNumericResponceId numeric;
IrcNumericResponceId endNumeric;
switch (mode[1])
{
case 'b':
list = BanMask;
numeric = IrcNumericResponceId.RPL_BANLIST;
endNumeric = IrcNumericResponceId.RPL_ENDOFBANLIST;
break;
case 'I':
list = InviteMask;
numeric = IrcNumericResponceId.RPL_INVITELIST;
endNumeric = IrcNumericResponceId.RPL_ENDOFINVITELIST;
break;
case 'e':
list = ExceptionMask;
numeric = IrcNumericResponceId.RPL_EXCEPTLIST;
endNumeric = IrcNumericResponceId.RPL_ENDOFEXCEPTLIST;
break;
default:
return;
}
string items = string.Join(" ", list);
sender.Write(new IrcNumericResponce
{
NumericId = numeric,
To = Channel.Name,
Extra = items
});
sender.Write(new IrcNumericResponce
{
NumericId = endNumeric,
To = Channel.Name,
Message = "End of list"
});
return;
}
IrcChannelUserMode senderMode = Channel.GetUserMode(sender);
if (!senderMode.IsOperator)
{
return;
}
List <string> masks = mask.Split(' ').ToList();
Action <IEnumerable <string> > action = null;
if (mode[1] == 'b')
{
if (setTrue)
{
masks.RemoveGroup(BanMask);
}
action = setTrue ? BanMask.AddRange : (Action <IEnumerable <string> >)BanMask.RemoveGroup;
}
if (mode[1] == 'I')
{
if (setTrue)
{
masks.RemoveGroup(InviteMask);
}
action = setTrue ? InviteMask.AddRange : (Action <IEnumerable <string> >)InviteMask.RemoveGroup;
}
if (mode[1] == 'e')
{
if (setTrue)
{
masks.RemoveGroup(ExceptionMask);
}
action = setTrue ? ExceptionMask.AddRange : (Action <IEnumerable <string> >)ExceptionMask.RemoveGroup;
}
if (action == null)
{
return;
}
if (masks.Count == 0)
{
return;
}
action(masks);
UpdateChannelMode(sender, mode + " " + string.Join(" ", masks));
}
/// <summary>
/// Joins this IrcChannel, provided the key is correct.
/// </summary>
public void Join(IIrcUser client, string key = "")
{
if (Mode.Key != key)
{
return;
}
if (!client.ChannelModes.ContainsKey(this))
{
client.ChannelModes.Add(this, new IrcChannelUserMode());
}
IrcChannelUserMode mode = client.ChannelModes[this];
if (Mode.IsInviteOnly && !mode.IsInvited)
{
if (Mode.InviteMask.Where(mask => mask.PatternMatch(client.UserString)).Count() == 0)
{
client.Write(new IrcNumericResponce
{
NumericId = IrcNumericResponceId.ERR_INVITEONLYCHAN,
To = Name,
Message = "You are not invited."
});
return;
}
}
if (Mode.BanMask.Where(mask => mask.PatternMatch(client.UserString)).Count() >= 1)
{
if (Mode.ExceptionMask.Where(mask => mask.PatternMatch(client.UserString)).Count() == 0)
{
// TODO: deny access.
return;
}
}
if (Users.Count == 0 && (Created - DateTime.Now).TotalSeconds < 5)
{
// Flag the first member as the channel's creator.
mode.IsCreator = true;
}
Users.Add(client);
Command(client, "JOIN", Name);
if (string.IsNullOrEmpty(Mode.Topic))
{
client.Write(new IrcNumericResponce
{
NumericId = IrcNumericResponceId.RPL_NOTOPIC,
To = Name,
Message = "No topic"
});
}
else
{
client.Write(new IrcNumericResponce
{
NumericId = IrcNumericResponceId.RPL_TOPIC,
To = Name,
Message = Mode.Topic
});
}
IrcCommand.Find("names").Run(client, new IrcMessage {
Params = new string[] { Name }
});
}