X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_silence.cpp;h=c82ab3f9d6052ecf7c21f571bdfee029291b119a;hb=a5d110282a864fd2e91b51ce360a977cd0643657;hp=3becb06f2276a50a5efb9f9d1624c9aae51bbc1f;hpb=bab14f0dd2345c9d7dcbc47c918563709e1ac094;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_silence.cpp b/src/modules/m_silence.cpp index 3becb06f2..c82ab3f9d 100644 --- a/src/modules/m_silence.cpp +++ b/src/modules/m_silence.cpp @@ -1 +1,406 @@ -/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * InspIRCd: (C) 2002-2007 InspIRCd Development Team * See: http://www.inspircd.org/wiki/index.php/Credits * * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ #include "inspircd.h" #include "users.h" #include "channels.h" #include "modules.h" #include "hashcomp.h" #include "wildcard.h" /* $ModDesc: Provides support for the /SILENCE command */ // This typedef holds a silence list. Each user may or may not have a // silencelist, if a silence list is empty for a user, he/she does not // have one of these structures associated with their user record. typedef std::map silencelist; class cmd_silence : public command_t { unsigned int& maxsilence; public: cmd_silence (InspIRCd* Instance, unsigned int &max) : command_t(Instance,"SILENCE", 0, 0), maxsilence(max) { this->source = "m_silence.so"; syntax = "{[+|-]}"; } CmdResult Handle (const char** parameters, int pcnt, userrec *user) { if (!pcnt) { // no parameters, show the current silence list. // Use Extensible::GetExt to fetch the silence list silencelist* sl; user->GetExt("silence_list", sl); // if the user has a silence list associated with their user record, show it if (sl) { for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) { user->WriteServ("271 %s %s %s :%lu",user->nick, user->nick, c->first.c_str(), (unsigned long)c->second); } } user->WriteServ("272 %s :End of Silence List",user->nick); return CMD_SUCCESS; } else if (pcnt > 0) { // one or more parameters, add or delete entry from the list (only the first parameter is used) std::string mask = parameters[0] + 1; char action = *parameters[0]; if (!mask.length()) { // 'SILENCE +' or 'SILENCE -', assume *!*@* mask = "*!*@*"; } ModeParser::CleanMask(mask); if (action == '-') { // fetch their silence list silencelist* sl; user->GetExt("silence_list", sl); // does it contain any entries and does it exist? if (sl) { silencelist::iterator i = sl->find(mask.c_str()); if (i != sl->end()) { sl->erase(i); user->WriteServ("950 %s %s :Removed %s from silence list",user->nick, user->nick, mask.c_str()); if (!sl->size()) { // tidy up -- if a user's list is empty, theres no use having it // hanging around in the user record. DELETE(sl); user->Shrink("silence_list"); } } else user->WriteServ("952 %s %s :%s does not exist on your silence list",user->nick, user->nick, mask.c_str()); } } else if (action == '+') { // fetch the user's current silence list silencelist* sl; user->GetExt("silence_list", sl); // what, they dont have one??? WE'RE ALL GONNA DIE! ...no, we just create an empty one. if (!sl) { sl = new silencelist; user->Extend("silence_list", sl); } silencelist::iterator n = sl->find(mask.c_str()); if (n != sl->end()) { user->WriteServ("952 %s %s :%s is already on your silence list",user->nick, user->nick, mask.c_str()); return CMD_FAILURE; } if (sl->size() >= maxsilence) { user->WriteServ("952 %s %s :Your silence list is full",user->nick, user->nick, mask.c_str()); return CMD_FAILURE; } sl->insert(std::make_pair(mask.c_str(), ServerInstance->Time())); user->WriteServ("951 %s %s :Added %s to silence list",user->nick, user->nick, mask.c_str()); return CMD_SUCCESS; } } return CMD_SUCCESS; } }; class ModuleSilence : public Module { cmd_silence* mycommand; unsigned int maxsilence; public: ModuleSilence(InspIRCd* Me) : Module(Me), maxsilence(32) { OnRehash(NULL, ""); mycommand = new cmd_silence(ServerInstance, maxsilence); ServerInstance->AddCommand(mycommand); } void Implements(char* List) { List[I_OnRehash] = List[I_OnUserQuit] = List[I_On005Numeric] = List[I_OnUserPreNotice] = List[I_OnUserPreMessage] = 1; } virtual void OnRehash(userrec* user, const std::string ¶meter) { ConfigReader Conf(ServerInstance); maxsilence = Conf.ReadInteger("silence", "maxentries", 0, true); if (!maxsilence) maxsilence = 32; } virtual void OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message) { // when the user quits tidy up any silence list they might have just to keep things tidy // and to prevent a HONKING BIG MEMORY LEAK! silencelist* sl; user->GetExt("silence_list", sl); if (sl) { DELETE(sl); user->Shrink("silence_list"); } } virtual void On005Numeric(std::string &output) { // we don't really have a limit... output = output + " SILENCE=" + ConvToStr(maxsilence); } virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { // im not sure how unreal's silence operates but ours is sensible. It blocks notices and // privmsgs from people on the silence list, directed privately at the user. // channel messages are unaffected (ever tried to follow the flow of conversation in // a channel when you've set an ignore on the two most talkative people?) if ((target_type == TYPE_USER) && (IS_LOCAL(user))) { userrec* u = (userrec*)dest; silencelist* sl; u->GetExt("silence_list", sl); if (sl) { for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) { if (match(user->GetFullHost(), c->first.c_str())) { return 1; } } } } return 0; } virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { return OnUserPreNotice(user,dest,target_type,text,status,exempt_list); } virtual ~ModuleSilence() { } virtual Version GetVersion() { return Version(1,1,0,1,VF_VENDOR,API_VERSION); } }; MODULE_INIT(ModuleSilence) \ No newline at end of file +/* + * InspIRCd -- Internet Relay Chat Daemon + * + * Copyright (C) 2009-2010 Daniel De Graaf + * Copyright (C) 2006-2008 Robin Burchell + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2005-2007 Craig Edwards + * Copyright (C) 2006 John Brooks + * + * 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 . + */ + + +#include "inspircd.h" + +/* $ModDesc: Provides support for the /SILENCE command */ + +/* Improved drop-in replacement for the /SILENCE command + * syntax: /SILENCE [+|-] as in + * + * example that blocks all except private messages + * /SILENCE +*!*@* a + * /SILENCE +*!*@* px + * + * example that blocks all invites except from channel services + * /SILENCE +*!*@* i + * /SILENCE +chanserv!services@chatters.net ix + * + * example that blocks some bad dude from private, notice and inviting you + * /SILENCE +*!kiddie@lamerz.net pin + * + * TODO: possibly have add and remove check for existing host and only modify flags according to + * what's been changed instead of having to remove first, then add if you want to change + * an entry. + */ + +// pair of hostmask and flags +typedef std::pair silenceset; + +// deque list of pairs +typedef std::deque silencelist; + +// intmasks for flags +static int SILENCE_PRIVATE = 0x0001; /* p private messages */ +static int SILENCE_CHANNEL = 0x0002; /* c channel messages */ +static int SILENCE_INVITE = 0x0004; /* i invites */ +static int SILENCE_NOTICE = 0x0008; /* n notices */ +static int SILENCE_CNOTICE = 0x0010; /* t channel notices */ +static int SILENCE_ALL = 0x0020; /* a all, (pcint) */ +static int SILENCE_EXCLUDE = 0x0040; /* x exclude this pattern */ + + +class CommandSVSSilence : public Command +{ + public: + CommandSVSSilence(Module* Creator) : Command(Creator,"SVSSILENCE", 2) + { + syntax = " {[+|-] }"; + TRANSLATE4(TR_NICK, TR_TEXT, TR_TEXT, TR_END); /* we watch for a nick. not a UID. */ + } + + CmdResult Handle (const std::vector& parameters, User *user) + { + /* + * XXX: thought occurs to me + * We may want to change the syntax of this command to + * SVSSILENCE + - + + * style command so services can modify lots of entries at once. + * leaving it backwards compatible for now as it's late. -- w + */ + if (!ServerInstance->ULine(user->server)) + return CMD_FAILURE; + + User *u = ServerInstance->FindNick(parameters[0]); + if (!u) + return CMD_FAILURE; + + if (IS_LOCAL(u)) + { + ServerInstance->Parser->CallHandler("SILENCE", std::vector(parameters.begin() + 1, parameters.end()), u); + } + + return CMD_SUCCESS; + } + + RouteDescriptor GetRouting(User* user, const std::vector& parameters) + { + User* target = ServerInstance->FindNick(parameters[0]); + if (target) + return ROUTE_OPT_UCAST(target->server); + return ROUTE_LOCALONLY; + } +}; + +class CommandSilence : public Command +{ + unsigned int& maxsilence; + public: + SimpleExtItem ext; + CommandSilence(Module* Creator, unsigned int &max) : Command(Creator, "SILENCE", 0), + maxsilence(max), ext("silence_list", Creator) + { + allow_empty_last_param = false; + syntax = "{[+|-] }"; + TRANSLATE3(TR_TEXT, TR_TEXT, TR_END); + } + + CmdResult Handle (const std::vector& parameters, User *user) + { + if (!parameters.size()) + { + // no parameters, show the current silence list. + silencelist* sl = ext.get(user); + // if the user has a silence list associated with their user record, show it + if (sl) + { + for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) + { + std::string decomppattern = DecompPattern(c->second); + user->WriteNumeric(271, "%s %s %s %s",user->nick.c_str(), user->nick.c_str(),c->first.c_str(), decomppattern.c_str()); + } + } + user->WriteNumeric(272, "%s :End of Silence List",user->nick.c_str()); + + return CMD_SUCCESS; + } + else if (parameters.size() > 0) + { + // one or more parameters, add or delete entry from the list (only the first parameter is used) + std::string mask = parameters[0].substr(1); + char action = parameters[0][0]; + // Default is private and notice so clients do not break + int pattern = CompilePattern("pn"); + + // if pattern supplied, use it + if (parameters.size() > 1) { + pattern = CompilePattern(parameters[1].c_str()); + } + + if (pattern == 0) + { + user->WriteServ("NOTICE %s :Bad SILENCE pattern",user->nick.c_str()); + return CMD_INVALID; + } + + if (!mask.length()) + { + // 'SILENCE +' or 'SILENCE -', assume *!*@* + mask = "*!*@*"; + } + + ModeParser::CleanMask(mask); + + if (action == '-') + { + std::string decomppattern = DecompPattern(pattern); + // fetch their silence list + silencelist* sl = ext.get(user); + // does it contain any entries and does it exist? + if (sl) + { + for (silencelist::iterator i = sl->begin(); i != sl->end(); i++) + { + // search through for the item + irc::string listitem = i->first.c_str(); + if (listitem == mask && i->second == pattern) + { + sl->erase(i); + user->WriteNumeric(950, "%s %s :Removed %s %s from silence list",user->nick.c_str(), user->nick.c_str(), mask.c_str(), decomppattern.c_str()); + if (!sl->size()) + { + ext.unset(user); + } + return CMD_SUCCESS; + } + } + } + user->WriteNumeric(952, "%s %s :%s %s does not exist on your silence list",user->nick.c_str(), user->nick.c_str(), mask.c_str(), decomppattern.c_str()); + } + else if (action == '+') + { + // fetch the user's current silence list + silencelist* sl = ext.get(user); + if (!sl) + { + sl = new silencelist; + ext.set(user, sl); + } + if (sl->size() > maxsilence) + { + user->WriteNumeric(952, "%s %s :Your silence list is full",user->nick.c_str(), user->nick.c_str()); + return CMD_FAILURE; + } + + std::string decomppattern = DecompPattern(pattern); + for (silencelist::iterator n = sl->begin(); n != sl->end(); n++) + { + irc::string listitem = n->first.c_str(); + if (listitem == mask && n->second == pattern) + { + user->WriteNumeric(952, "%s %s :%s %s is already on your silence list",user->nick.c_str(), user->nick.c_str(), mask.c_str(), decomppattern.c_str()); + return CMD_FAILURE; + } + } + if (((pattern & SILENCE_EXCLUDE) > 0)) + { + sl->push_front(silenceset(mask,pattern)); + } + else + { + sl->push_back(silenceset(mask,pattern)); + } + user->WriteNumeric(951, "%s %s :Added %s %s to silence list",user->nick.c_str(), user->nick.c_str(), mask.c_str(), decomppattern.c_str()); + return CMD_SUCCESS; + } + } + return CMD_SUCCESS; + } + + /* turn the nice human readable pattern into a mask */ + int CompilePattern(const char* pattern) + { + int p = 0; + for (const char* n = pattern; *n; n++) + { + switch (*n) + { + case 'p': + p |= SILENCE_PRIVATE; + break; + case 'c': + p |= SILENCE_CHANNEL; + break; + case 'i': + p |= SILENCE_INVITE; + break; + case 'n': + p |= SILENCE_NOTICE; + break; + case 't': + p |= SILENCE_CNOTICE; + break; + case 'a': + case '*': + p |= SILENCE_ALL; + break; + case 'x': + p |= SILENCE_EXCLUDE; + break; + default: + break; + } + } + return p; + } + + /* turn the mask into a nice human readable format */ + std::string DecompPattern (const int pattern) + { + std::string out; + if (pattern & SILENCE_PRIVATE) + out += ",privatemessages"; + if (pattern & SILENCE_CHANNEL) + out += ",channelmessages"; + if (pattern & SILENCE_INVITE) + out += ",invites"; + if (pattern & SILENCE_NOTICE) + out += ",privatenotices"; + if (pattern & SILENCE_CNOTICE) + out += ",channelnotices"; + if (pattern & SILENCE_ALL) + out = ",all"; + if (pattern & SILENCE_EXCLUDE) + out += ",exclude"; + if (out.length()) + return "<" + out.substr(1) + ">"; + else + return ""; + } + +}; + +class ModuleSilence : public Module +{ + unsigned int maxsilence; + CommandSilence cmdsilence; + CommandSVSSilence cmdsvssilence; + public: + + ModuleSilence() + : maxsilence(32), cmdsilence(this, maxsilence), cmdsvssilence(this) + { + } + + void init() + { + OnRehash(NULL); + ServerInstance->Modules->AddService(cmdsilence); + ServerInstance->Modules->AddService(cmdsvssilence); + ServerInstance->Modules->AddService(cmdsilence.ext); + + Implementation eventlist[] = { I_OnRehash, I_On005Numeric, I_OnUserPreNotice, I_OnUserPreMessage, I_OnUserPreInvite }; + ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); + } + + void OnRehash(User* user) + { + maxsilence = ServerInstance->Config->ConfValue("silence")->getInt("maxentries", 32); + if (!maxsilence) + maxsilence = 32; + } + + void On005Numeric(std::string &output) + { + // we don't really have a limit... + output = output + " ESILENCE SILENCE=" + ConvToStr(maxsilence); + } + + void OnBuildExemptList(MessageType message_type, Channel* chan, User* sender, char status, CUList &exempt_list, const std::string &text) + { + int public_silence = (message_type == MSG_PRIVMSG ? SILENCE_CHANNEL : SILENCE_CNOTICE); + const UserMembList *ulist = chan->GetUsers(); + + for (UserMembCIter i = ulist->begin(); i != ulist->end(); i++) + { + if (IS_LOCAL(i->first)) + { + if (MatchPattern(i->first, sender, public_silence) == MOD_RES_DENY) + { + exempt_list.insert(i->first); + } + } + } + } + + ModResult PreText(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list, int silence_type) + { + if (target_type == TYPE_USER && IS_LOCAL(((User*)dest))) + { + return MatchPattern((User*)dest, user, silence_type); + } + else if (target_type == TYPE_CHANNEL) + { + Channel* chan = (Channel*)dest; + if (chan) + { + this->OnBuildExemptList((silence_type == SILENCE_PRIVATE ? MSG_PRIVMSG : MSG_NOTICE), chan, user, status, exempt_list, ""); + } + } + return MOD_RES_PASSTHRU; + } + + ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) + { + return PreText(user, dest, target_type, text, status, exempt_list, SILENCE_PRIVATE); + } + + ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) + { + return PreText(user, dest, target_type, text, status, exempt_list, SILENCE_NOTICE); + } + + ModResult OnUserPreInvite(User* source,User* dest,Channel* channel, time_t timeout) + { + return MatchPattern(dest, source, SILENCE_INVITE); + } + + ModResult MatchPattern(User* dest, User* source, int pattern) + { + /* Server source */ + if (!source || !dest) + return MOD_RES_ALLOW; + + silencelist* sl = cmdsilence.ext.get(dest); + if (sl) + { + for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) + { + if (((((c->second & pattern) > 0)) || ((c->second & SILENCE_ALL) > 0)) && (InspIRCd::Match(source->GetFullHost(), c->first))) + return (c->second & SILENCE_EXCLUDE) ? MOD_RES_PASSTHRU : MOD_RES_DENY; + } + } + return MOD_RES_PASSTHRU; + } + + ~ModuleSilence() + { + } + + Version GetVersion() + { + return Version("Provides support for the /SILENCE command", VF_OPTCOMMON | VF_VENDOR); + } +}; + +MODULE_INIT(ModuleSilence)