X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_blockcaps.cpp;h=2006936992aa333723efa750548e38acd964030a;hb=a785f350fd584d87f3b84bbaff569ecb59c29f04;hp=c23fbe741777011105f9e086a25a3d9022e75f6f;hpb=b37a253d962ed7af1ea7a328abf2a1af74f30759;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_blockcaps.cpp b/src/modules/m_blockcaps.cpp index c23fbe741..200693699 100644 --- a/src/modules/m_blockcaps.cpp +++ b/src/modules/m_blockcaps.cpp @@ -1,143 +1,144 @@ -/* +------------------------------------+ - * | 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) 2006, 2008 Craig Edwards + * Copyright (C) 2006-2007 Dennis Friis + * Copyright (C) 2007 Robin Burchell + * Copyright (C) 2006 Oliver Lupton * - * --------------------------------------------------- + * 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 "users.h" -#include "channels.h" -#include "modules.h" -#include "helperfuncs.h" + #include "inspircd.h" -#include "mode.h" -/* $ModDesc: Provides support for channel mode +P to block all-CAPS channel messages and notices */ +/* $ModDesc: Provides support to block all-CAPS channel messages and notices */ -extern InspIRCd* ServerInstance; -class BlockCaps : public ModeHandler +/** Handles the +B channel mode + */ +class BlockCaps : public SimpleChannelModeHandler { public: - BlockCaps(InspIRCd* Instance) : ModeHandler(Instance, 'P', 0, 0, false, MODETYPE_CHANNEL, false) { } - - ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string ¶meter, bool adding) - { - if (adding) - { - if (!channel->IsModeSet('P')) - { - channel->SetMode('P',true); - return MODEACTION_ALLOW; - } - } - else - { - if (channel->IsModeSet('P')) - { - channel->SetMode('P',false); - return MODEACTION_ALLOW; - } - } - - return MODEACTION_DENY; - } + BlockCaps(Module* Creator) : SimpleChannelModeHandler(Creator, "blockcaps", 'B') { } }; class ModuleBlockCAPS : public Module { - Server *Srv; - BlockCaps* bc; + BlockCaps bc; + int percent; + unsigned int minlen; + char capsmap[256]; public: - - ModuleBlockCAPS(InspIRCd* Me) : Module::Module(Me) + + ModuleBlockCAPS() : bc(this) { - - bc = new BlockCaps(ServerInstance); - Srv->AddMode(bc, 'P'); } - void Implements(char* List) + void init() { - List[I_On005Numeric] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1; + OnRehash(NULL); + ServerInstance->Modules->AddService(bc); + Implementation eventlist[] = { I_OnUserPreMessage, I_OnUserPreNotice, I_OnRehash, I_On005Numeric }; + ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); } virtual void On005Numeric(std::string &output) { - ServerInstance->ModeGrok->InsertMode(output, "P", 4); + ServerInstance->AddExtBanChar('B'); + } + + virtual void OnRehash(User* user) + { + ReadConf(); } - virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status) + virtual ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { if (target_type == TYPE_CHANNEL) { - chanrec* c = (chanrec*)dest; + if ((!IS_LOCAL(user)) || (text.length() < minlen)) + return MOD_RES_PASSTHRU; + + Channel* c = (Channel*)dest; + ModResult res = ServerInstance->OnCheckExemption(user,c,"blockcaps"); - if (c->IsModeSet('P')) + if (res == MOD_RES_ALLOW) + return MOD_RES_PASSTHRU; + + if (!c->GetExtBanStatus(user, 'B').check(!c->IsModeSet('B'))) { - const char* i = text.c_str(); - for (; *i; i++) + int caps = 0; + const char* actstr = "\1ACTION "; + int act = 0; + + for (std::string::iterator i = text.begin(); i != text.end(); i++) { - if (((*i != ' ') && (*i != '\t')) && ((*i < 'A') || (*i > 'Z'))) + /* Smart fix for suggestion from Jobe, ignore CTCP ACTION (part of /ME) */ + if (*actstr && *i == *actstr++ && act != -1) { - return 0; + act++; + continue; } + else + act = -1; + + caps += capsmap[(unsigned char)*i]; + } + if ( ((caps*100)/(int)text.length()) >= percent ) + { + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s %s :Your message cannot contain more than %d%% capital letters if it's longer than %d characters", user->nick.c_str(), c->name.c_str(), percent, minlen); + return MOD_RES_DENY; } - - user->WriteServ( "404 %s %s :Can't send all-CAPS to channel (+P set)", user->nick, c->name); - return 1; } } - return 0; - } - - virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status) - { - return OnUserPreMessage(user,dest,target_type,text,status); - } - - virtual ~ModuleBlockCAPS() - { - DELETE(bc); + return MOD_RES_PASSTHRU; } - - virtual Version GetVersion() + + virtual ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list) { - return Version(1,0,0,0,VF_STATIC|VF_VENDOR); + return OnUserPreMessage(user,dest,target_type,text,status,exempt_list); } -}; - -class ModuleBlockCAPSFactory : public ModuleFactory -{ - public: - ModuleBlockCAPSFactory() + void ReadConf() { + ConfigTag* tag = ServerInstance->Config->ConfValue("blockcaps"); + percent = tag->getInt("percent", 100); + minlen = tag->getInt("minlen", 1); + std::string hmap = tag->getString("capsmap", "ABCDEFGHIJKLMNOPQRSTUVWXYZ"); + memset(capsmap, 0, sizeof(capsmap)); + for (std::string::iterator n = hmap.begin(); n != hmap.end(); n++) + capsmap[(unsigned char)*n] = 1; + if (percent < 1 || percent > 100) + { + ServerInstance->Logs->Log("CONFIG",DEFAULT, " out of range, setting to default of 100."); + percent = 100; + } + if (minlen < 1 || minlen > MAXBUF-1) + { + ServerInstance->Logs->Log("CONFIG",DEFAULT, " out of range, setting to default of 1."); + minlen = 1; + } } - - ~ModuleBlockCAPSFactory() + + virtual ~ModuleBlockCAPS() { } - - virtual Module * CreateModule(InspIRCd* Me) + + virtual Version GetVersion() { - return new ModuleBlockCAPS(Me); + return Version("Provides support to block all-CAPS channel messages and notices", VF_VENDOR); } - }; - -extern "C" void * init_module( void ) -{ - return new ModuleBlockCAPSFactory; -} +MODULE_INIT(ModuleBlockCAPS)