diff options
Diffstat (limited to 'src/coremods/core_user/cmd_nick.cpp')
| -rw-r--r-- | src/coremods/core_user/cmd_nick.cpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/coremods/core_user/cmd_nick.cpp b/src/coremods/core_user/cmd_nick.cpp new file mode 100644 index 000000000..a62e1c207 --- /dev/null +++ b/src/coremods/core_user/cmd_nick.cpp @@ -0,0 +1,96 @@ +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org> + * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc> + * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org> + * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net> + * + * This file is part of InspIRCd. InspIRCd is free software: you can + * redistribute it and/or modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation, version 2. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include "inspircd.h" +#include "core_user.h" + +CommandNick::CommandNick(Module* parent) + : SplitCommand(parent, "NICK", 1, 1) +{ + works_before_reg = true; + syntax = "<newnick>"; + Penalty = 0; +} + +/** Handle nick changes from users. + * NOTE: If you are used to ircds based on ircd2.8, and are looking + * for the client introduction code in here, youre in the wrong place. + * You need to look in the spanningtree module for this! + */ +CmdResult CommandNick::HandleLocal(const std::vector<std::string>& parameters, LocalUser* user) +{ + std::string oldnick = user->nick; + std::string newnick = parameters[0]; + + // anything except the initial NICK gets a flood penalty + if (user->registered == REG_ALL) + user->CommandFloodPenalty += 4000; + + if (newnick.empty()) + { + user->WriteNumeric(ERR_ERRONEUSNICKNAME, "* :Erroneous Nickname"); + return CMD_FAILURE; + } + + if (newnick == "0") + { + newnick = user->uuid; + } + else if (!ServerInstance->IsNick(newnick)) + { + user->WriteNumeric(ERR_ERRONEUSNICKNAME, "%s :Erroneous Nickname", newnick.c_str()); + return CMD_FAILURE; + } + + ModResult MOD_RESULT; + FIRST_MOD_RESULT(OnUserPreNick, MOD_RESULT, (user, newnick)); + + // If a module denied the change, abort now + if (MOD_RESULT == MOD_RES_DENY) + return CMD_FAILURE; + + // Disallow the nick change if <security:restrictbannedusers> is on and there is a ban matching this user in + // one of the channels they are on + if (ServerInstance->Config->RestrictBannedUsers) + { + for (User::ChanList::iterator i = user->chans.begin(); i != user->chans.end(); ++i) + { + Channel* chan = (*i)->chan; + if (chan->GetPrefixValue(user) < VOICE_VALUE && chan->IsBanned(user)) + { + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s :Cannot send to channel (you're banned)", chan->name.c_str()); + return CMD_FAILURE; + } + } + } + + if (!user->ChangeNick(newnick)) + return CMD_FAILURE; + + if (user->registered < REG_NICKUSER) + { + user->registered = (user->registered | REG_NICK); + return CommandUser::CheckRegister(user); + } + + return CMD_SUCCESS; +} |