diff options
Diffstat (limited to 'src/coremods/core_channel/cmd_kick.cpp')
| -rw-r--r-- | src/coremods/core_channel/cmd_kick.cpp | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/coremods/core_channel/cmd_kick.cpp b/src/coremods/core_channel/cmd_kick.cpp new file mode 100644 index 000000000..e2fdd7877 --- /dev/null +++ b/src/coremods/core_channel/cmd_kick.cpp @@ -0,0 +1,128 @@ +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org> + * Copyright (C) 2007 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_channel.h" + +CommandKick::CommandKick(Module* parent) + : Command(parent, "KICK", 2, 3) +{ + syntax = "<channel> <nick>{,<nick>} [<reason>]"; +} + +/** Handle /KICK + */ +CmdResult CommandKick::Handle (const std::vector<std::string>& parameters, User *user) +{ + Channel* c = ServerInstance->FindChan(parameters[0]); + User* u; + + if (CommandParser::LoopCall(user, this, parameters, 1)) + return CMD_SUCCESS; + + if (IS_LOCAL(user)) + u = ServerInstance->FindNickOnly(parameters[1]); + else + u = ServerInstance->FindNick(parameters[1]); + + if ((!u) || (!c) || (u->registered != REG_ALL)) + { + user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", c ? parameters[1].c_str() : parameters[0].c_str()); + return CMD_FAILURE; + } + + Membership* srcmemb = NULL; + if (IS_LOCAL(user)) + { + srcmemb = c->GetUser(user); + if (!srcmemb) + { + user->WriteNumeric(ERR_NOTONCHANNEL, "%s :You're not on that channel!", parameters[0].c_str()); + return CMD_FAILURE; + } + + if (u->server->IsULine()) + { + user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You may not kick a u-lined client", c->name.c_str()); + return CMD_FAILURE; + } + } + + const Channel::MemberMap::iterator victimiter = c->userlist.find(u); + if (victimiter == c->userlist.end()) + { + user->WriteNumeric(ERR_USERNOTINCHANNEL, "%s %s :They are not on that channel", u->nick.c_str(), c->name.c_str()); + return CMD_FAILURE; + } + Membership* const memb = victimiter->second; + + // KICKs coming from servers can carry a membership id + if ((!IS_LOCAL(user)) && (parameters.size() > 3)) + { + // If the current membership id is not equal to the one in the message then the user rejoined + if (memb->id != Membership::IdFromString(parameters[2])) + { + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Dropped KICK due to membership id mismatch: " + ConvToStr(memb->id) + " != " + parameters[2]); + return CMD_FAILURE; + } + } + + const bool has_reason = (parameters.size() > 2); + const std::string reason((has_reason ? parameters.back() : user->nick), 0, ServerInstance->Config->Limits.MaxKick); + + // Do the following checks only if the KICK is done by a local user; + // each server enforces its own rules. + if (srcmemb) + { + // Modules are allowed to explicitly allow or deny kicks done by local users + ModResult res; + FIRST_MOD_RESULT(OnUserPreKick, res, (user, memb, reason)); + if (res == MOD_RES_DENY) + return CMD_FAILURE; + + if (res == MOD_RES_PASSTHRU) + { + unsigned int them = srcmemb->getRank(); + unsigned int req = HALFOP_VALUE; + for (std::string::size_type i = 0; i < memb->modes.length(); i++) + { + ModeHandler* mh = ServerInstance->Modes->FindMode(memb->modes[i], MODETYPE_CHANNEL); + if (mh && mh->GetLevelRequired() > req) + req = mh->GetLevelRequired(); + } + + if (them < req) + { + user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You must be a channel %soperator", + this->name.c_str(), req > HALFOP_VALUE ? "" : "half-"); + return CMD_FAILURE; + } + } + } + + c->KickUser(user, victimiter, reason); + + return CMD_SUCCESS; +} + +RouteDescriptor CommandKick::GetRouting(User* user, const std::vector<std::string>& parameters) +{ + return (IS_LOCAL(user) ? ROUTE_LOCALONLY : ROUTE_BROADCAST); +} |