X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_filter.cpp;h=1074b27bb913873056b1b0ad9a1d1309e123411c;hb=2e52ff280dca14d1598b84fab7a8c2e93fa30910;hp=59fbed5966bd5e7deb8ee3a2cf155e4336c58746;hpb=65d4c9a057d58c4e2e86028fbbf103a7f8d625e5;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_filter.cpp b/src/modules/m_filter.cpp index 59fbed596..1074b27bb 100644 --- a/src/modules/m_filter.cpp +++ b/src/modules/m_filter.cpp @@ -25,134 +25,115 @@ using namespace std; #include "users.h" #include "channels.h" #include "modules.h" -#include "helperfuncs.h" +#include "inspircd.h" +#include "m_filter.h" -/* $ModDesc: An enhanced version of the unreal m_filter.so used by chatspike.net */ +/* $ModDesc: An advanced spam filtering module */ +/* $ModDep: m_filter.h */ -class FilterException : public ModuleException -{ - virtual char* GetReason() - { - return "Could not find definition in your config file!"; - } -}; +typedef std::map filter_t; -class ModuleFilter : public Module +class ModuleFilter : public FilterBase { - Server *Srv; - ConfigReader *Conf, *MyConf; + filter_t filters; + public: - ModuleFilter(Server* Me) - : Module::Module(Me) + ModuleFilter(InspIRCd* Me) + : FilterBase::FilterBase(Me, "m_filter.so") { - // read the configuration file on startup. - // it is perfectly valid to set to the value of the - // main config file, then append your tags to the bottom - // of the main config... but rather messy. That's why the capability - // of using a seperate config file is provided. - Srv = Me; - Conf = new ConfigReader; - std::string filterfile = Conf->ReadValue("filter","file",0); - MyConf = new ConfigReader(filterfile); - if ((filterfile == "") || (!MyConf->Verify())) - { - FilterException e; - throw(e); - } - Srv->Log(DEFAULT,std::string("m_filter: read configuration from ")+filterfile); + OnRehash(""); } virtual ~ModuleFilter() { - delete MyConf; - delete Conf; } - void Implements(char* List) + virtual FilterResult* FilterMatch(const std::string &text) { - List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnRehash] = 1; + std::string text2 = text+" "; + for (filter_t::iterator index = filters.begin(); index != filters.end(); index++) + { + if ((ServerInstance->MatchText(text2,index->first)) || (ServerInstance->MatchText(text,index->first))) + { + return index->second; + } + } + return NULL; } - - // format of a config entry is - - virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status) + + virtual bool DeleteFilter(const std::string &freeform) { - return OnUserPreNotice(user,dest,target_type,text,status); + if (filters.find(freeform) != filters.end()) + { + delete (filters.find(freeform))->second; + filters.erase(filters.find(freeform)); + return true; + } + return false; } - - virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status) + + virtual std::pair AddFilter(const std::string &freeform, const std::string &type, const std::string &reason, long duration) { - std::string text2 = text+" "; - for (int index = 0; index < MyConf->Enumerate("keyword"); index++) + if (filters.find(freeform) != filters.end()) { - std::string pattern = MyConf->ReadValue("keyword","pattern",index); - if ((Srv->MatchText(text2,pattern)) || (Srv->MatchText(text,pattern))) - { - std::string target = ""; - std::string reason = MyConf->ReadValue("keyword","reason",index); - std::string do_action = MyConf->ReadValue("keyword","action",index); - - if (do_action == "") - do_action = "none"; - - if (target_type == TYPE_USER) - { - userrec* t = (userrec*)dest; - target = std::string(t->nick); - } - else if (target_type == TYPE_CHANNEL) - { - chanrec* t = (chanrec*)dest; - target = std::string(t->name); - } - if (do_action == "block") - { - Srv->SendOpers(std::string("FILTER: ")+std::string(user->nick)+ - std::string(" had their notice filtered, target was ")+ - target+": "+reason); - Srv->SendTo(NULL,user,"NOTICE "+std::string(user->nick)+ - " :Your notice has been filtered and opers notified: "+reason); - } - Srv->Log(DEFAULT,std::string("FILTER: ")+std::string(user->nick)+ - std::string(" had their notice filtered, target was ")+ - target+": "+reason+" Action: "+do_action); - - if (do_action == "kill") - { - Srv->QuitUser(user,reason); - } - return 1; - } + return std::make_pair(false, "Filter already exists"); } - return 0; + + FilterResult* x = new FilterResult; + x->reason = reason; + x->action = type; + x->gline_time = duration; + x->freeform = freeform; + filters[freeform] = x; + + return std::make_pair(true, ""); } - - virtual void OnRehash(std::string parameter) + + virtual void SyncFilters(Module* proto, void* opaque) { - // reload our config file on rehash - we must destroy and re-allocate the classes - // to call the constructor again and re-read our data. - delete Conf; - delete MyConf; - Conf = new ConfigReader; - std::string filterfile = Conf->ReadValue("filter","file",0); - // this automatically re-reads the configuration file into the class - MyConf = new ConfigReader(filterfile); - if ((filterfile == "") || (!MyConf->Verify())) + for (filter_t::iterator n = filters.begin(); n != filters.end(); n++) { - // bail if the user forgot to create a config file - FilterException e; - throw(e); + this->SendFilter(proto, opaque, n->second); } - Srv->Log(DEFAULT,std::string("m_filter: read configuration from ")+filterfile); } - - virtual Version GetVersion() + + virtual void OnRehash(const std::string ¶meter) { - // This is version 2 because version 1.x is the unreleased unrealircd module - return Version(2,0,0,1,VF_VENDOR); + ConfigReader* MyConf = new ConfigReader(ServerInstance); + + for (int index = 0; index < MyConf->Enumerate("keyword"); index++) + { + this->DeleteFilter(MyConf->ReadValue("keyword","pattern",index)); + + std::string pattern = MyConf->ReadValue("keyword","pattern",index); + std::string reason = MyConf->ReadValue("keyword","reason",index); + std::string do_action = MyConf->ReadValue("keyword","action",index); + long gline_time = ServerInstance->Duration(MyConf->ReadValue("keyword","duration",index).c_str()); + if (do_action == "") + do_action = "none"; + FilterResult* x = new FilterResult; + x->reason = reason; + x->action = do_action; + x->gline_time = gline_time; + x->freeform = pattern; + filters[pattern] = x; + } + DELETE(MyConf); + } + + virtual int OnStats(char symbol, userrec* user, string_list &results) + { + if (symbol == 's') + { + std::string sn = ServerInstance->Config->ServerName; + for (filter_t::iterator n = filters.begin(); n != filters.end(); n++) + { + results.push_back(sn+" 223 "+user->nick+" :GLOB:"+n->second->freeform+" "+n->second->action+" "+ConvToStr(n->second->gline_time)+" :"+n->second->reason); + } + } + return 0; } - }; // stuff down here is the module-factory stuff. For basic modules you can ignore this. @@ -168,7 +149,7 @@ class ModuleFilterFactory : public ModuleFactory { } - virtual Module * CreateModule(Server* Me) + virtual Module * CreateModule(InspIRCd* Me) { return new ModuleFilter(Me); }