X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_silence.cpp;h=cdd968212395a9852e0aa007e54b28ad6ed20723;hb=d185decae97752368d5cf62311cbc0d1a52aa22c;hp=a67fb41ba9a83ec80b1679649c92f04896028ac4;hpb=ec7fc489a14af54738da17a94b162a9606df4756;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_silence.cpp b/src/modules/m_silence.cpp index a67fb41ba..cdd968212 100644 --- a/src/modules/m_silence.cpp +++ b/src/modules/m_silence.cpp @@ -2,132 +2,303 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * Inspire is copyright (C) 2002-2004 ChatSpike-Dev. - * E-mail: - * - * - * - * Written by Craig Edwards, Craig McLure, and others. + * InspIRCd: (C) 2002-2008 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 -#include -#include -#include "users.h" -#include "channels.h" -#include "modules.h" +#include "inspircd.h" +#include "wildcard.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; -// 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::vector silencelist; +// 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 */ -void handle_silence(char **parameters, int pcnt, userrec *user) + +class CommandSVSSilence : public Command { - if (!pcnt) + public: + CommandSVSSilence(InspIRCd* Instance) : Command(Instance,"SVSSILENCE", 0, 2) { - // no parameters, show the current silence list. - // Use Extensible::GetExt to fetch the silence list - silencelist* sl = (silencelist*)user->GetExt("silence_list"); - // if the user has a silence list associated with their user record, show it - if (sl) + this->source = "m_silence.so"; + syntax = " {[+|-] }"; + TRANSLATE3(TR_NICK, 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)) { - for (silencelist::const_iterator c = sl->begin(); c < sl->end(); c++) - { - WriteServ(user->fd,"271 %s %s %s!*@*",user->nick, user->nick,c->c_str()); - } + ServerInstance->Parser->CallHandler("SILENCE", std::vector(++parameters.begin(), parameters.end()), u); } - WriteServ(user->fd,"272 %s :End of Silence List",user->nick); + + return CMD_SUCCESS; + } +}; + +class CommandSilence : public Command +{ + unsigned int& maxsilence; + public: + CommandSilence (InspIRCd* Instance, unsigned int &max) : Command(Instance,"SILENCE", 0, 0), maxsilence(max) + { + this->source = "m_silence_ext.so"; + syntax = "{[+|-] }"; + TRANSLATE3(TR_TEXT, TR_TEXT, TR_END); } - else if (pcnt > 0) + + CmdResult Handle (const std::vector& parameters, User *user) { - // one or more parameters, add or delete entry from the list (only the first parameter is used) - char *nick = parameters[0]; - if (nick[0] == '-') + if (!parameters.size()) { - // removing an item from the list - nick++; - // fetch their silence list - silencelist* sl = (silencelist*)user->GetExt("silence_list"); - // does it contain any entries and does it exist? + // 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) { - if (sl->size()) - { - for (silencelist::iterator i = sl->begin(); i != sl->end(); i++) - { - // search through for the item - if (!strcasecmp(i->c_str(),nick)) - { - sl->erase(i); - WriteServ(user->fd,"950 %s %s :Removed %s!*@* from silence list",user->nick, user->nick,nick); - // we have modified the vector from within a loop, we must now bail out - return; - } - } - } - if (!sl->size()) + for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) { - // 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"); + user->WriteNumeric(271, "%s %s %s %s",user->nick.c_str(), user->nick.c_str(),c->first.c_str(), DecompPattern(c->second).c_str()); } } + user->WriteNumeric(272, "%s :End of Silence List",user->nick.c_str()); + + return CMD_LOCALONLY; } - else if (nick[0] == '+') + else if (parameters.size() > 0) { - nick++; - // fetch the user's current silence list - silencelist* sl = (silencelist*)user->GetExt("silence_list"); - // what, they dont have one??? WE'RE ALL GONNA DIE! ...no, we just create an empty one. - if (!sl) + // 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 (!mask.length()) + { + // 'SILENCE +' or 'SILENCE -', assume *!*@* + mask = "*!*@*"; + } + + ModeParser::CleanMask(mask); + + if (action == '-') { - sl = new silencelist; - user->Extend(std::string("silence_list"),(char*)sl); + // fetch their silence list + silencelist* sl; + user->GetExt("silence_list", sl); + // 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(pattern).c_str()); + if (!sl->size()) + { + delete sl; + user->Shrink("silence_list"); + } + 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(pattern).c_str()); } - // add the nick to it -- silence only takes nicks for some reason even though its list shows masks - for (silencelist::iterator n = sl->begin(); n != sl->end(); n++) + else if (action == '+') { - if (!strcasecmp(n->c_str(),nick)) + // 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); + } + if (sl->size() > maxsilence) { - WriteServ(user->fd,"952 %s %s :%s is already on your silence list",user->nick, user->nick,nick); - return; + user->WriteNumeric(952, "%s %s :Your silence list is full",user->nick.c_str(), user->nick.c_str()); + return CMD_FAILURE; } + 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(pattern).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(pattern).c_str()); + return CMD_SUCCESS; + } + } + return CMD_LOCALONLY; + } + + /* 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; } - sl->push_back(std::string(nick)); - WriteServ(user->fd,"951 %s %s :Added %s!*@* to silence list",user->nick, user->nick,nick); - return; } + return p; } - return; -} + /* turn the mask into a nice human readable format */ + std::string DecompPattern (const int pattern) + { + std::string out; + if ((pattern & SILENCE_PRIVATE) > 0) + out += ",privatemessages"; + if ((pattern & SILENCE_CHANNEL) > 0) + out += ",channelmessages"; + if ((pattern & SILENCE_INVITE) > 0) + out += ",invites"; + if ((pattern & SILENCE_NOTICE) > 0) + out += ",privatenotices"; + if ((pattern & SILENCE_CNOTICE) > 0) + out += ",channelnotices"; + if ((pattern & SILENCE_ALL) > 0) + out = ",all"; + if ((pattern & SILENCE_EXCLUDE) > 0) + out += ",exclude"; + return "<" + out.substr(1) + ">"; + } + +}; class ModuleSilence : public Module { - Server *Srv; + CommandSilence* cmdsilence; + CommandSVSSilence *cmdsvssilence; + unsigned int maxsilence; public: - - ModuleSilence() + + ModuleSilence(InspIRCd* Me) + : Module(Me), maxsilence(32) { - Srv = new Server; - Srv->AddCommand("SILENCE",handle_silence,0,0,"m_silence.so"); + OnRehash(NULL, ""); + cmdsilence = new CommandSilence(ServerInstance,maxsilence); + cmdsvssilence = new CommandSVSSilence(ServerInstance); + ServerInstance->AddCommand(cmdsilence); + ServerInstance->AddCommand(cmdsvssilence); + + Implementation eventlist[] = { I_OnRehash, I_OnBuildExemptList, I_OnUserQuit, I_On005Numeric, I_OnUserPreNotice, I_OnUserPreMessage, I_OnUserPreInvite }; + ServerInstance->Modules->Attach(eventlist, this, 7); } - virtual void OnUserQuit(userrec* user) + virtual void OnRehash(User* user, const std::string ¶meter) + { + ConfigReader Conf(ServerInstance); + maxsilence = Conf.ReadInteger("silence", "maxentries", 0, true); + if (!maxsilence) + maxsilence = 32; + } + + + virtual void OnUserQuit(User* 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 = (silencelist*)user->GetExt("silence_list"); + silencelist* sl; + user->GetExt("silence_list", sl); if (sl) { delete sl; @@ -138,86 +309,103 @@ class ModuleSilence : public Module virtual void On005Numeric(std::string &output) { // we don't really have a limit... - output = output + " SILENCE=999"; + output = output + " ESILENCE SILENCE=" + ConvToStr(maxsilence); } - - virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text) + + virtual void OnBuildExemptList(MessageType message_type, Channel* chan, User* sender, char status, CUList &exempt_list, const std::string &text) { - // 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) + int public_silence = (message_type == MSG_PRIVMSG ? SILENCE_CHANNEL : SILENCE_CNOTICE); + CUList *ulist; + switch (status) { - userrec* u = (userrec*)dest; - silencelist* sl = (silencelist*)u->GetExt("silence_list"); - if (sl) + case '@': + ulist = chan->GetOppedUsers(); + break; + case '%': + ulist = chan->GetHalfoppedUsers(); + break; + case '+': + ulist = chan->GetVoicedUsers(); + break; + default: + ulist = chan->GetUsers(); + break; + } + + for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++) + { + if (IS_LOCAL(i->first)) { - for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) + if (MatchPattern(i->first, sender, public_silence) == 1) { - if (!strcasecmp(c->c_str(),user->nick)) - { - return 1; - } + exempt_list[i->first] = i->first->nick; } } } - return 0; } - virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text) - { - if (target_type == TYPE_USER) - { - userrec* u = (userrec*)dest; - silencelist* sl = (silencelist*)u->GetExt("silence_list"); - if (sl) - { - for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) - { - if (!strcasecmp(c->c_str(),user->nick)) - { - return 1; - } - } - } - } - return 0; - } + virtual int PreText(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list, int silence_type) + { + if (!IS_LOCAL(user)) + return 0; - virtual ~ModuleSilence() + if (target_type == TYPE_USER) + { + 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 0; + } + + virtual int OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { - delete Srv; + return PreText(user, dest, target_type, text, status, exempt_list, SILENCE_PRIVATE); } - - virtual Version GetVersion() + + virtual int OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { - return Version(1,0,0,1,VF_VENDOR); + return PreText(user, dest, target_type, text, status, exempt_list, SILENCE_NOTICE); } -}; + virtual int OnUserPreInvite(User* source,User* dest,Channel* channel, time_t timeout) + { + return MatchPattern(dest, source, SILENCE_INVITE); + } -class ModuleSilenceFactory : public ModuleFactory -{ - public: - ModuleSilenceFactory() + int MatchPattern(User* dest, User* source, int pattern) { + /* Server source */ + if (!source || !dest) + return 1; + + silencelist* sl; + dest->GetExt("silence_list", sl); + if (sl) + { + for (silencelist::const_iterator c = sl->begin(); c != sl->end(); c++) + { + if (((((c->second & pattern) > 0)) || ((c->second & SILENCE_ALL) > 0)) && (ServerInstance->MatchText(source->GetFullHost(), c->first))) + return !(((c->second & SILENCE_EXCLUDE) > 0)); + } + } + return 0; } - - ~ModuleSilenceFactory() + + virtual ~ModuleSilence() { } - - virtual Module * CreateModule() + + virtual Version GetVersion() { - return new ModuleSilence; + return Version(1, 2, 0, 1, VF_COMMON | VF_VENDOR, API_VERSION); } - }; - -extern "C" void * init_module( void ) -{ - return new ModuleSilenceFactory; -} - +MODULE_INIT(ModuleSilence)