X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_chanfilter.cpp;h=651e659b59d437bfd468573ffc1a676a0d03c7f5;hb=4c751dbbe8945e5efc230a59b0ed51c2ba10cf92;hp=9e8d36ff8bd345e087db469863d32963cf907d85;hpb=a7b0c26a4c56440e4bc5ddc6d3ecfeb36089dbb2;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_chanfilter.cpp b/src/modules/m_chanfilter.cpp index 9e8d36ff8..651e659b5 100644 --- a/src/modules/m_chanfilter.cpp +++ b/src/modules/m_chanfilter.cpp @@ -1,245 +1,154 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ +/* + * InspIRCd -- Internet Relay Chat Daemon * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * - * - * Written by Craig Edwards, Craig McLure, and others. - * This program is free but copyrighted software; see - * the file COPYING for details. + * Copyright (C) 2009 Daniel De Graaf + * Copyright (C) 2008 Pippijn van Steenhoven + * Copyright (C) 2007 Robin Burchell + * Copyright (C) 2007 Dennis Friis + * Copyright (C) 2006 Oliver Lupton + * Copyright (C) 2005 Craig McLure + * Copyright (C) 2005 Craig Edwards * - * --------------------------------------------------- + * 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 . */ -using namespace std; - -#include -#include -#include -#include "users.h" -#include "channels.h" -#include "modules.h" -#include "helperfuncs.h" -#include "hashcomp.h" /* $ModDesc: Provides channel-specific censor lists (like mode +G but varies from channel to channel) */ -typedef std::vector SpamList; +#define _CRT_SECURE_NO_DEPRECATE +#define _SCL_SECURE_NO_DEPRECATE -class ModuleChanFilter : public Module +#include "inspircd.h" +#include "u_listmode.h" + +/** Handles channel mode +g + */ +class ChanFilter : public ListModeBase { - Server *Srv; - ConfigReader *Conf; - long MaxEntries; - public: - - ModuleChanFilter(Server* Me) - : Module::Module(Me) + ChanFilter(Module* Creator) : ListModeBase(Creator, "filter", 'g', "End of channel spamfilter list", 941, 940, false, "chanfilter") { } + + virtual bool ValidateParam(User* user, Channel* chan, std::string &word) { - Srv = Me; - Conf = new ConfigReader; - Srv->AddExtendedListMode('g'); - MaxEntries = Conf->ReadInteger("chanfilter","maxsize",0,true); - if (MaxEntries == 0) - MaxEntries = 32; - } + if ((word.length() > 35) || (word.empty())) + { + user->WriteNumeric(935, "%s %s %s :word is too %s for censor list",user->nick.c_str(), chan->name.c_str(), word.c_str(), (word.empty() ? "short" : "long")); + return false; + } - void Implements(char* List) - { - List[I_On005Numeric] = List[I_OnUserPart] = List[I_OnRehash] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnExtendedMode] = List[I_OnSendList] = List[I_OnSyncChannel] = 1; + return true; } - - virtual void On005Numeric(std::string &output) + + virtual bool TellListTooLong(User* user, Channel* chan, std::string &word) { - InsertMode(output,"g",1); + user->WriteNumeric(939, "%s %s %s :Channel spamfilter list is full", user->nick.c_str(), chan->name.c_str(), word.c_str()); + return true; } - virtual void OnUserPart(userrec* user, chanrec* channel, const std::string &partreason) + virtual void TellAlreadyOnList(User* user, Channel* chan, std::string &word) { - // when the last user parts, delete the list - if (Srv->CountUsers(channel) == 1) - { - SpamList* spamlist = (SpamList*)channel->GetExt("spam_list"); - if (spamlist) - { - channel->Shrink("spam_list"); - delete spamlist; - } - } + user->WriteNumeric(937, "%s %s :The word %s is already on the spamfilter list",user->nick.c_str(), chan->name.c_str(), word.c_str()); } - virtual void OnRehash(const std::string ¶meter) + virtual void TellNotSet(User* user, Channel* chan, std::string &word) { - delete Conf; - Conf = new ConfigReader; - // re-read our config options on a rehash - MaxEntries = Conf->ReadInteger("chanfilter","maxsize",0,true); + user->WriteNumeric(938, "%s %s :No such spamfilter word is set",user->nick.c_str(), chan->name.c_str()); } +}; - virtual int ProcessMessages(userrec* user,chanrec* chan,std::string &text) - { +class ModuleChanFilter : public Module +{ + ChanFilter cf; + bool hidemask; - // Create a copy of the string in irc::string - irc::string line = text.c_str(); + public: - SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); - if (spamlist) - { - for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) - { - if (line.find(*i) != std::string::npos) - { - WriteServ(user->fd,"936 %s %s %s :Your message contained a censored word, and was blocked",user->nick, chan->name, i->c_str()); - return 1; - } - } - } - return 0; + ModuleChanFilter() + : cf(this) + { } - virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status) + void init() { - if (target_type == TYPE_CHANNEL) - { - return ProcessMessages(user,(chanrec*)dest,text); - } - else return 0; + ServerInstance->Modules->AddService(cf); + + cf.DoImplements(this); + Implementation eventlist[] = { I_OnRehash, I_OnUserPreMessage, I_OnUserPreNotice, I_OnSyncChannel }; + ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); + + OnRehash(NULL); } - virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status) + virtual void OnRehash(User* user) { - return OnUserPreMessage(user,dest,target_type,text,status); + hidemask = ServerInstance->Config->ConfValue("chanfilter")->getBool("hidemask"); + cf.DoRehash(); } - - virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list ¶ms) + + virtual ModResult ProcessMessages(User* user,Channel* chan,std::string &text) { - if ((modechar == 'g') && (type == MT_CHANNEL)) - { - chanrec* chan = (chanrec*)target; + ModResult res = ServerInstance->OnCheckExemption(user,chan,"filter"); - irc::string word = params[0].c_str(); + if (!IS_LOCAL(user) || res == MOD_RES_ALLOW) + return MOD_RES_PASSTHRU; - if (word == "") - return -1; + modelist* list = cf.extItem.get(chan); - if (mode_on) - { - SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); - if (!spamlist) - { - spamlist = new SpamList; - chan->Extend("spam_list",(char*)spamlist); - } - if (spamlist->size() < (unsigned)MaxEntries) - { - if (word.length() > 35) - { - WriteServ(user->fd,"935 %s %s %s :word is too long for censor list",user->nick, chan->name,word.c_str()); - return -1; - } - for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) - { - if (*i == word) - { - WriteServ(user->fd,"937 %s %s :The word %s is already on the spamfilter list",user->nick, chan->name,word.c_str()); - return -1; - } - } - spamlist->push_back(word); - return 1; - } - WriteServ(user->fd,"939 %s %s :Channel spamfilter list is full",user->nick, chan->name); - return -1; - } - else - { - SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); - if (spamlist) - { - for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) - { - if (*i == word) - { - spamlist->erase(i); - return 1; - } - } - } - WriteServ(user->fd,"938 %s %s :No such spamfilter word is set",user->nick, chan->name); - return -1; - } - return -1; - } - return 0; - } - - virtual void OnSendList(userrec* user, chanrec* channel, char mode) - { - if (mode == 'g') + if (list) { - SpamList* spamlist = (SpamList*)channel->GetExt("spam_list"); - if (spamlist) + for (modelist::iterator i = list->begin(); i != list->end(); i++) { - for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) + if (InspIRCd::Match(text, i->mask)) { - WriteServ(user->fd,"941 %s %s %s",user->nick, channel->name,i->c_str()); + if (hidemask) + user->WriteNumeric(404, "%s %s :Cannot send to channel (your message contained a censored word)",user->nick.c_str(), chan->name.c_str()); + else + user->WriteNumeric(404, "%s %s %s :Cannot send to channel (your message contained a censored word)",user->nick.c_str(), chan->name.c_str(), i->mask.c_str()); + return MOD_RES_DENY; } } - WriteServ(user->fd,"940 %s %s :End of channel spamfilter list",user->nick, channel->name); } + + return MOD_RES_PASSTHRU; } - - virtual ~ModuleChanFilter() - { - delete Conf; - } - - virtual Version GetVersion() - { - return Version(1,0,0,0,VF_STATIC|VF_VENDOR); - } - - virtual void OnSyncChannel(chanrec* chan, Module* proto, void* opaque) + + virtual ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { - SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); - string_list commands; - if (spamlist) + if (target_type == TYPE_CHANNEL) { - for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) - { - proto->ProtoSendMode(opaque,TYPE_CHANNEL,chan,"+g "+std::string(i->c_str())); - } + return ProcessMessages(user,(Channel*)dest,text); } + return MOD_RES_PASSTHRU; } -}; - + virtual ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) + { + return OnUserPreMessage(user,dest,target_type,text,status,exempt_list); + } -class ModuleChanFilterFactory : public ModuleFactory -{ - public: - ModuleChanFilterFactory() + virtual void OnSyncChannel(Channel* chan, Module* proto, void* opaque) { + cf.DoSyncChannel(chan, proto, opaque); } - - ~ModuleChanFilterFactory() + + virtual Version GetVersion() { + return Version("Provides channel-specific censor lists (like mode +G but varies from channel to channel)", VF_VENDOR); } - - virtual Module * CreateModule(Server* Me) + + virtual ~ModuleChanFilter() { - return new ModuleChanFilter(Me); } - }; - -extern "C" void * init_module( void ) -{ - return new ModuleChanFilterFactory; -} - +MODULE_INIT(ModuleChanFilter)