diff options
Diffstat (limited to 'src/coremods/core_privmsg.cpp')
| -rw-r--r-- | src/coremods/core_privmsg.cpp | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/src/coremods/core_privmsg.cpp b/src/coremods/core_privmsg.cpp new file mode 100644 index 000000000..34527027c --- /dev/null +++ b/src/coremods/core_privmsg.cpp @@ -0,0 +1,296 @@ +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org> + * Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc> + * 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" + +namespace +{ + const char* MessageTypeString[] = { "PRIVMSG", "NOTICE" }; +} + +class MessageCommandBase : public Command +{ + ChanModeReference moderatedmode; + ChanModeReference noextmsgmode; + + /** Send a PRIVMSG or NOTICE message to all local users from the given user + * @param user User sending the message + * @param msg The message to send + * @param mt Type of the message (MSG_PRIVMSG or MSG_NOTICE) + */ + static void SendAll(User* user, const std::string& msg, MessageType mt); + + public: + MessageCommandBase(Module* parent, MessageType mt) + : Command(parent, MessageTypeString[mt], 2, 2) + , moderatedmode(parent, "moderated") + , noextmsgmode(parent, "noextmsg") + { + syntax = "<target>{,<target>} <message>"; + } + + /** Handle command. + * @param parameters The parameters to the command + * @param user The user issuing the command + * @return A value from CmdResult to indicate command success or failure. + */ + CmdResult HandleMessage(const std::vector<std::string>& parameters, User* user, MessageType mt); + + RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters) + { + if (IS_LOCAL(user)) + // This is handled by the OnUserMessage hook to split the LoopCall pieces + return ROUTE_LOCALONLY; + else + return ROUTE_MESSAGE(parameters[0]); + } +}; + +void MessageCommandBase::SendAll(User* user, const std::string& msg, MessageType mt) +{ + const std::string message = ":" + user->GetFullHost() + " " + MessageTypeString[mt] + " $* :" + msg; + const UserManager::LocalList& list = ServerInstance->Users.GetLocalUsers(); + for (UserManager::LocalList::const_iterator i = list.begin(); i != list.end(); ++i) + { + if ((*i)->registered == REG_ALL) + (*i)->Write(message); + } +} + +CmdResult MessageCommandBase::HandleMessage(const std::vector<std::string>& parameters, User* user, MessageType mt) +{ + User *dest; + Channel *chan; + CUList except_list; + + LocalUser* localuser = IS_LOCAL(user); + if (localuser) + localuser->idle_lastmsg = ServerInstance->Time(); + + if (CommandParser::LoopCall(user, this, parameters, 0)) + return CMD_SUCCESS; + + if (parameters[0][0] == '$') + { + if (!user->HasPrivPermission("users/mass-message")) + return CMD_SUCCESS; + + ModResult MOD_RESULT; + std::string temp = parameters[1]; + FIRST_MOD_RESULT(OnUserPreMessage, MOD_RESULT, (user, (void*)parameters[0].c_str(), TYPE_SERVER, temp, 0, except_list, mt)); + if (MOD_RESULT == MOD_RES_DENY) + return CMD_FAILURE; + + const char* text = temp.c_str(); + const char* servermask = (parameters[0].c_str()) + 1; + + FOREACH_MOD(OnText, (user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list)); + if (InspIRCd::Match(ServerInstance->Config->ServerName, servermask, NULL)) + { + SendAll(user, text, mt); + } + FOREACH_MOD(OnUserMessage, (user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list, mt)); + return CMD_SUCCESS; + } + char status = 0; + const char* target = parameters[0].c_str(); + + if (ServerInstance->Modes->FindPrefix(*target)) + { + status = *target; + target++; + } + if (*target == '#') + { + chan = ServerInstance->FindChan(target); + + except_list.insert(user); + + if (chan) + { + if (localuser && chan->GetPrefixValue(user) < VOICE_VALUE) + { + if (chan->IsModeSet(noextmsgmode) && !chan->HasUser(user)) + { + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s :Cannot send to channel (no external messages)", chan->name.c_str()); + return CMD_FAILURE; + } + + if (chan->IsModeSet(moderatedmode)) + { + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s :Cannot send to channel (+m)", chan->name.c_str()); + return CMD_FAILURE; + } + + if (ServerInstance->Config->RestrictBannedUsers) + { + if (chan->IsBanned(user)) + { + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s :Cannot send to channel (you're banned)", chan->name.c_str()); + return CMD_FAILURE; + } + } + } + ModResult MOD_RESULT; + + std::string temp = parameters[1]; + FIRST_MOD_RESULT(OnUserPreMessage, MOD_RESULT, (user, chan, TYPE_CHANNEL, temp, status, except_list, mt)); + if (MOD_RESULT == MOD_RES_DENY) + return CMD_FAILURE; + + const char* text = temp.c_str(); + + /* Check again, a module may have zapped the input string */ + if (temp.empty()) + { + user->WriteNumeric(ERR_NOTEXTTOSEND, ":No text to send"); + return CMD_FAILURE; + } + + FOREACH_MOD(OnText, (user,chan,TYPE_CHANNEL,text,status,except_list)); + + if (status) + { + if (ServerInstance->Config->UndernetMsgPrefix) + { + chan->WriteAllExcept(user, false, status, except_list, "%s %c%s :%c %s", MessageTypeString[mt], status, chan->name.c_str(), status, text); + } + else + { + chan->WriteAllExcept(user, false, status, except_list, "%s %c%s :%s", MessageTypeString[mt], status, chan->name.c_str(), text); + } + } + else + { + chan->WriteAllExcept(user, false, status, except_list, "%s %s :%s", MessageTypeString[mt], chan->name.c_str(), text); + } + + FOREACH_MOD(OnUserMessage, (user,chan, TYPE_CHANNEL, text, status, except_list, mt)); + } + else + { + /* no such nick/channel */ + user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", target); + return CMD_FAILURE; + } + return CMD_SUCCESS; + } + + const char* destnick = parameters[0].c_str(); + + if (localuser) + { + const char* targetserver = strchr(destnick, '@'); + + if (targetserver) + { + std::string nickonly; + + nickonly.assign(destnick, 0, targetserver - destnick); + dest = ServerInstance->FindNickOnly(nickonly); + if (dest && strcasecmp(dest->server->GetName().c_str(), targetserver + 1)) + { + /* Incorrect server for user */ + user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", parameters[0].c_str()); + return CMD_FAILURE; + } + } + else + dest = ServerInstance->FindNickOnly(destnick); + } + else + dest = ServerInstance->FindNick(destnick); + + if ((dest) && (dest->registered == REG_ALL)) + { + if (parameters[1].empty()) + { + user->WriteNumeric(ERR_NOTEXTTOSEND, ":No text to send"); + return CMD_FAILURE; + } + + if ((dest->IsAway()) && (mt == MSG_PRIVMSG)) + { + /* auto respond with aweh msg */ + user->WriteNumeric(RPL_AWAY, "%s :%s", dest->nick.c_str(), dest->awaymsg.c_str()); + } + + ModResult MOD_RESULT; + + std::string temp = parameters[1]; + FIRST_MOD_RESULT(OnUserPreMessage, MOD_RESULT, (user, dest, TYPE_USER, temp, 0, except_list, mt)); + if (MOD_RESULT == MOD_RES_DENY) + return CMD_FAILURE; + + const char* text = temp.c_str(); + + FOREACH_MOD(OnText, (user, dest, TYPE_USER, text, 0, except_list)); + + if (IS_LOCAL(dest)) + { + // direct write, same server + dest->WriteFrom(user, "%s %s :%s", MessageTypeString[mt], dest->nick.c_str(), text); + } + + FOREACH_MOD(OnUserMessage, (user, dest, TYPE_USER, text, 0, except_list, mt)); + } + else + { + /* no such nick/channel */ + user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", parameters[0].c_str()); + return CMD_FAILURE; + } + return CMD_SUCCESS; +} + +template<MessageType MT> +class CommandMessage : public MessageCommandBase +{ + public: + CommandMessage(Module* parent) + : MessageCommandBase(parent, MT) + { + } + + CmdResult Handle(const std::vector<std::string>& parameters, User* user) + { + return HandleMessage(parameters, user, MT); + } +}; + +class ModuleCoreMessage : public Module +{ + CommandMessage<MSG_PRIVMSG> CommandPrivmsg; + CommandMessage<MSG_NOTICE> CommandNotice; + + public: + ModuleCoreMessage() + : CommandPrivmsg(this), CommandNotice(this) + { + } + + Version GetVersion() + { + return Version("PRIVMSG, NOTICE", VF_CORE|VF_VENDOR); + } +}; + +MODULE_INIT(ModuleCoreMessage) |