/// <summary>
/// Unbans a user by username and IP address from a channel.
/// </summary>
/// <param name="user">The user doing the unbanning</param>
/// <param name="targetUser">The user to unban</param>
/// <param name="fromChannel">The channel to unban from</param>
/// <param name="wasIPBan">Specifies whether or not the ban was an IP ban</param>
protected void UnbanUser(User user, User targetUser, Channel fromChannel, bool wasIPBan)
{
bool wasBanned = fromChannel.IsUserBanned(targetUser);
if (fromChannel.BannedUsers.Contains(targetUser.Username.ToLower()))
fromChannel.BannedUsers.Remove(targetUser.Username.ToLower());
if (fromChannel.BannedIPs.Contains(targetUser.IPAddress))
{
fromChannel.BannedIPs.Remove(targetUser.IPAddress);
foreach (User u in GetUsersByIP(targetUser.IPAddress))
UnbanUser(user, u, fromChannel, true);
}
if (wasBanned)
{
SendServerInfoToChannel(fromChannel, targetUser.Username + " was un" + (wasIPBan == true ? "ipban" : "ban") + "ned from the channel by " + user.Username + ".");
SendServerInfo(targetUser, user.Username + " has un" + (wasIPBan == true ? "ipban" : "ban") + "ned you from channel " + fromChannel.Name + ".");
}
}
/// <summary>
/// Joins a user to a channel. Will send the user left event to current channel if intenal checks pass.
/// </summary>
/// <param name="user">The user to join</param>
/// <param name="channel">The channel to join the user to</param>
/// <param name="ForceJoin">If true, will ignore all checks and foribly join the user</param>
protected void JoinUserToChannel(User user, Channel channel, bool ForceJoin)
{
if (channel.IsUserBanned(user))
{
SendServerError(user, "You are banned from that channel.");
return;
}
if (ForceJoin == false)
{ //all restrictive stuff goes in here
if (user.Channel == channel)
return; //dont allow them to join their channel again
if (channel == Channel_Admin && UserIsStaff(user) == false)
{
SendServerError(user, "Only staff can enter that channel.");
return;
}
}
ConsoleSendUserLeftChannel(user);
RemoveUserFromChannel(user);
channel.AddUser(user);
ConsoleSendUserJoinChannel(user);
SendUserJoinedChannel(user);
SendJoinedChannelSuccessfully(user);
SendList(user, ListType.UsersInChannel);
if (ChannelHasFlags(channel, ChannelFlags.Administrative))
SendServerInfo(user, "Only Moderators and Admin can hear you in this channel.");
else if (ChannelHasFlags(channel, ChannelFlags.Silent))
SendServerInfo(user, "This channel does not have any chat privileges.");
}