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| -rw-r--r-- | src/modules/m_chanfilter.cpp | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/src/modules/m_chanfilter.cpp b/src/modules/m_chanfilter.cpp new file mode 100644 index 000000000..810c0da02 --- /dev/null +++ b/src/modules/m_chanfilter.cpp @@ -0,0 +1,240 @@ +/* +------------------------------------+ + * | Inspire Internet Relay Chat Daemon | + * +------------------------------------+ + * + * Inspire is copyright (C) 2002-2004 ChatSpike-Dev. + * E-mail: + * <brain@chatspike.net> + * <Craig@chatspike.net> + * + * Written by Craig Edwards, Craig McLure, and others. + * This program is free but copyrighted software; see + * the file COPYING for details. + * + * --------------------------------------------------- + */ + +#include <stdio.h> +#include <string> +#include <vector> +#include "users.h" +#include "channels.h" +#include "modules.h" + +/* $ModDesc: Provides channel-specific censor lists (like mode +G but varies from channel to channel) */ + +typedef std::vector<std::string> SpamList; + +class ModuleChanFilter : public Module +{ + Server *Srv; + ConfigReader *Conf; + long MaxEntries; + + public: + + ModuleChanFilter() + { + Srv = new Server; + Conf = new ConfigReader; + Srv->AddExtendedListMode('g'); + MaxEntries = Conf->ReadInteger("chanfilter","maxsize",0,true); + } + + virtual void On005Numeric(std::string &output) + { + std::stringstream line(output); + std::string temp1, temp2; + while (!line.eof()) + { + line >> temp1; + if (temp1.substr(0,10) == "CHANMODES=") + { + // append the chanmode to the end + temp1 = temp1.substr(10,temp1.length()); + temp1 = "CHANMODES=g" + temp1; + } + temp2 = temp2 + temp1 + " "; + } + if (temp2.length()) + output = temp2.substr(0,temp2.length()-1); + } + + virtual void OnUserPart(userrec* user, chanrec* channel) + { + // 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; + } + } + } + + virtual void OnRehash() + { + delete Conf; + Conf = new ConfigReader; + // re-read our config options on a rehash + MaxEntries = Conf->ReadInteger("chanfilter","maxsize",0,true); + } + + virtual int ProcessMessages(userrec* user,chanrec* chan,std::string &text) + { + SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); + if (spamlist) + { + for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) + { + if (strcasestr(text.c_str(),i->c_str())) + { + WriteServ(user->fd,"936 %s %s :Your message contained a censored word, and was blocked",user->nick, chan->name); + return 1; + } + } + } + return 0; + } + + virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text) + { + if (target_type == TYPE_CHANNEL) + { + return ProcessMessages(user,(chanrec*)dest,text); + } + else return 0; + } + + virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text) + { + if (target_type == TYPE_CHANNEL) + { + return ProcessMessages(user,(chanrec*)dest,text); + } + else return 0; + } + + virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list ¶ms) + { + if ((modechar == 'g') && (type == MT_CHANNEL)) + { + chanrec* chan = (chanrec*)target; + std::string param = params[0]; + + if (mode_on) + { + SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); + if (!spamlist) + { + spamlist = new SpamList; + chan->Extend("spam_list",(char*)spamlist); + } + if (spamlist->size() < MaxEntries) + { + for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) + { + if (*i == params[0]) + { + WriteServ(user->fd,"937 %s %s :The word %s is already on the spamfilter list",user->nick, chan->name,i->c_str()); + return -1; + } + } + spamlist->push_back(params[0]); + 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 == params[0]) + { + 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') + { + SpamList* spamlist = (SpamList*)channel->GetExt("spam_list"); + if (spamlist) + { + for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) + { + WriteServ(user->fd,"941 %s %s %s",user->nick, channel->name,i->c_str()); + } + } + WriteServ(user->fd,"940 %s %s :End of channel spamfilter list",user->nick, channel->name); + } + } + + virtual ~ModuleChanFilter() + { + delete Conf; + delete Srv; + } + + virtual Version GetVersion() + { + return Version(1,0,0,0,VF_STATIC|VF_VENDOR); + } + + virtual string_list OnChannelSync(chanrec* chan) + { + SpamList* spamlist = (SpamList*)chan->GetExt("spam_list"); + string_list commands; + if (spamlist) + { + for (SpamList::iterator i = spamlist->begin(); i != spamlist->end(); i++) + { + commands.push_back("M "+std::string(chan->name)+" +g "+*i); + } + } + return commands; + } + +}; + + +class ModuleChanFilterFactory : public ModuleFactory +{ + public: + ModuleChanFilterFactory() + { + } + + ~ModuleChanFilterFactory() + { + } + + virtual Module * CreateModule() + { + return new ModuleChanFilter; + } + +}; + + +extern "C" void * init_module( void ) +{ + return new ModuleChanFilterFactory; +} + |