X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_filter.cpp;h=849f9908617404f978107e413811f423cf28d855;hb=f2e3fd5952b23209b084bde4f464e6643c8a00ff;hp=e4d4a71aa3682a9229fc3f786571cd072bc757dc;hpb=36f93c0e7f8a980943237b0b28138ade86f5e573;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules/m_filter.cpp b/src/modules/m_filter.cpp index e4d4a71aa..849f99086 100644 --- a/src/modules/m_filter.cpp +++ b/src/modules/m_filter.cpp @@ -23,8 +23,9 @@ #include "inspircd.h" #include "xline.h" #include "modules/regex.h" - -class ModuleFilter; +#include "modules/server.h" +#include "modules/shun.h" +#include "modules/stats.h" enum FilterFlags { @@ -37,19 +38,24 @@ enum FilterFlags enum FilterAction { FA_GLINE, + FA_ZLINE, + FA_WARN, FA_BLOCK, FA_SILENT, FA_KILL, + FA_SHUN, FA_NONE }; class FilterResult { public: + Regex* regex; std::string freeform; std::string reason; FilterAction action; - long gline_time; + unsigned long duration; + bool from_config; bool flag_no_opers; bool flag_part_message; @@ -58,9 +64,16 @@ class FilterResult bool flag_notice; bool flag_strip_color; - FilterResult(const std::string& free, const std::string& rea, FilterAction act, long gt, const std::string& fla) : - freeform(free), reason(rea), action(act), gline_time(gt) + FilterResult(dynamic_reference& RegexEngine, const std::string& free, const std::string& rea, FilterAction act, unsigned long gt, const std::string& fla, bool cfg) + : freeform(free) + , reason(rea) + , action(act) + , duration(gt) + , from_config(cfg) { + if (!RegexEngine) + throw ModuleException("Regex module implementing '"+RegexEngine.GetProvider()+"' is not loaded!"); + regex = RegexEngine->Create(free); this->FillFlags(fla); } @@ -142,28 +155,22 @@ class CommandFilter : public Command : Command(f, "FILTER", 1, 5) { flags_needed = 'o'; - this->syntax = " [] :"; + this->syntax = " [] :"; } - CmdResult Handle(const std::vector&, User*); + CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE; - RouteDescriptor GetRouting(User* user, const std::vector& parameters) + RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE { return ROUTE_BROADCAST; } }; -class ImplFilter : public FilterResult +class ModuleFilter : public Module, public ServerEventListener, public Stats::EventListener { - public: - Regex* regex; + typedef insp::flat_set ExemptTargetSet; - ImplFilter(ModuleFilter* mymodule, const std::string &rea, FilterAction act, long glinetime, const std::string &pat, const std::string &flgs); -}; - - -class ModuleFilter : public Module -{ bool initing; + bool notifyuser; RegexFactory* factory; void FreeFilters(); @@ -171,26 +178,30 @@ class ModuleFilter : public Module CommandFilter filtcommand; dynamic_reference RegexEngine; - std::vector filters; + std::vector filters; int flags; - std::set exemptfromfilter; // List of channel names excluded from filtering. + // List of channel names excluded from filtering. + ExemptTargetSet exemptedchans; + + // List of target nicknames excluded from filtering. + ExemptTargetSet exemptednicks; ModuleFilter(); void init() CXX11_OVERRIDE; - CullResult cull(); - ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList& exempt_list, MessageType msgtype) CXX11_OVERRIDE; + CullResult cull() CXX11_OVERRIDE; + ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) CXX11_OVERRIDE; FilterResult* FilterMatch(User* user, const std::string &text, int flags); bool DeleteFilter(const std::string &freeform); - std::pair AddFilter(const std::string &freeform, FilterAction type, const std::string &reason, long duration, const std::string &flags); - void OnRehash(User* user) CXX11_OVERRIDE; + std::pair AddFilter(const std::string& freeform, FilterAction type, const std::string& reason, unsigned long duration, const std::string& flags); + void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE; Version GetVersion() CXX11_OVERRIDE; std::string EncodeFilter(FilterResult* filter); FilterResult DecodeFilter(const std::string &data); - void OnSyncNetwork(Module* proto, void* opaque) CXX11_OVERRIDE; + void OnSyncNetwork(ProtocolInterface::Server& server) CXX11_OVERRIDE; void OnDecodeMetaData(Extensible* target, const std::string &extname, const std::string &extdata) CXX11_OVERRIDE; - ModResult OnStats(char symbol, User* user, string_list &results) CXX11_OVERRIDE; - ModResult OnPreCommand(std::string &command, std::vector ¶meters, LocalUser *user, bool validated, const std::string &original_line) CXX11_OVERRIDE; + ModResult OnStats(Stats::Context& stats) CXX11_OVERRIDE; + ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE; void OnUnloadModule(Module* mod) CXX11_OVERRIDE; bool AppliesToMe(User* user, FilterResult* filter, int flags); void ReadFilters(); @@ -198,7 +209,7 @@ class ModuleFilter : public Module static std::string FilterActionToString(FilterAction fa); }; -CmdResult CommandFilter::Handle(const std::vector ¶meters, User *user) +CmdResult CommandFilter::Handle(User* user, const Params& parameters) { if (parameters.size() == 1) { @@ -207,7 +218,7 @@ CmdResult CommandFilter::Handle(const std::vector ¶meters, User if (static_cast(me)->DeleteFilter(parameters[0])) { user->WriteNotice("*** Removed filter '" + parameters[0] + "'"); - ServerInstance->SNO->WriteToSnoMask(IS_LOCAL(user) ? 'a' : 'A', "FILTER: "+user->nick+" removed filter '"+parameters[0]+"'"); + ServerInstance->SNO->WriteToSnoMask(IS_LOCAL(user) ? 'f' : 'F', "FILTER: "+user->nick+" removed filter '"+parameters[0]+"'"); return CMD_SUCCESS; } else @@ -225,24 +236,31 @@ CmdResult CommandFilter::Handle(const std::vector ¶meters, User FilterAction type; const std::string& flags = parameters[2]; unsigned int reasonindex; - long duration = 0; + unsigned long duration = 0; if (!ModuleFilter::StringToFilterAction(parameters[1], type)) { - user->WriteNotice("*** Invalid filter type '" + parameters[1] + "'. Supported types are 'gline', 'none', 'block', 'silent' and 'kill'."); + if (ServerInstance->XLines->GetFactory("SHUN")) + user->WriteNotice("*** Invalid filter type '" + parameters[1] + "'. Supported types are 'gline', 'zline', 'none', 'warn', 'block', 'silent', 'kill', and 'shun'."); + else + user->WriteNotice("*** Invalid filter type '" + parameters[1] + "'. Supported types are 'gline', 'zline', 'none', 'warn', 'block', 'silent', and 'kill'."); return CMD_FAILURE; } - if (type == FA_GLINE) + if (type == FA_GLINE || type == FA_ZLINE || type == FA_SHUN) { if (parameters.size() >= 5) { - duration = InspIRCd::Duration(parameters[3]); + if (!InspIRCd::Duration(parameters[3], duration)) + { + user->WriteNotice("*** Invalid duration for filter"); + return CMD_FAILURE; + } reasonindex = 4; } else { - user->WriteNotice("*** Not enough parameters: When setting a gline type filter, a gline duration must be specified as the third parameter."); + user->WriteNotice("*** Not enough parameters: When setting a '" + parameters[1] + "' type filter, a duration must be specified as the third parameter."); return CMD_FAILURE; } } @@ -259,7 +277,7 @@ CmdResult CommandFilter::Handle(const std::vector ¶meters, User (duration ? ", duration " + parameters[3] : "") + ", flags '" + flags + "', reason: '" + parameters[reasonindex] + "'"); - ServerInstance->SNO->WriteToSnoMask(IS_LOCAL(user) ? 'a' : 'A', "FILTER: "+user->nick+" added filter '"+freeform+"', type '"+parameters[1]+"', "+(duration ? "duration "+parameters[3]+", " : "")+"flags '"+flags+"', reason: "+parameters[reasonindex]); + ServerInstance->SNO->WriteToSnoMask(IS_LOCAL(user) ? 'f' : 'F', "FILTER: "+user->nick+" added filter '"+freeform+"', type '"+parameters[1]+"', "+(duration ? "duration "+parameters[3]+", " : "")+"flags '"+flags+"', reason: "+parameters[reasonindex]); return CMD_SUCCESS; } @@ -294,16 +312,17 @@ bool ModuleFilter::AppliesToMe(User* user, FilterResult* filter, int iflags) } ModuleFilter::ModuleFilter() - : initing(true), filtcommand(this), RegexEngine(this, "regex") + : ServerEventListener(this) + , Stats::EventListener(this) + , initing(true) + , filtcommand(this) + , RegexEngine(this, "regex") { } void ModuleFilter::init() { - ServerInstance->Modules->AddService(filtcommand); - Implementation eventlist[] = { I_OnPreCommand, I_OnStats, I_OnSyncNetwork, I_OnDecodeMetaData, I_OnUserPreMessage, I_OnRehash, I_OnUnloadModule }; - ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation)); - OnRehash(NULL); + ServerInstance->SNO->EnableSnomask('f', "FILTER"); } CullResult ModuleFilter::cull() @@ -314,59 +333,96 @@ CullResult ModuleFilter::cull() void ModuleFilter::FreeFilters() { - for (std::vector::const_iterator i = filters.begin(); i != filters.end(); ++i) + for (std::vector::const_iterator i = filters.begin(); i != filters.end(); ++i) delete i->regex; filters.clear(); } -ModResult ModuleFilter::OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList& exempt_list, MessageType msgtype) +ModResult ModuleFilter::OnUserPreMessage(User* user, const MessageTarget& msgtarget, MessageDetails& details) { - /* Leave ulines alone */ - if ((ServerInstance->ULine(user->server)) || (!IS_LOCAL(user))) + // Leave remote users and servers alone + if (!IS_LOCAL(user)) return MOD_RES_PASSTHRU; - flags = (msgtype == MSG_PRIVMSG) ? FLAG_PRIVMSG : FLAG_NOTICE; + flags = (details.type == MSG_PRIVMSG) ? FLAG_PRIVMSG : FLAG_NOTICE; - FilterResult* f = this->FilterMatch(user, text, flags); + FilterResult* f = this->FilterMatch(user, details.text, flags); if (f) { std::string target; - if (target_type == TYPE_USER) + if (msgtarget.type == MessageTarget::TYPE_USER) { - User* t = (User*)dest; + User* t = msgtarget.Get(); + // Check if the target nick is exempted, if yes, ignore this message + if (exemptednicks.count(t->nick)) + return MOD_RES_PASSTHRU; + target = t->nick; } - else if (target_type == TYPE_CHANNEL) + else if (msgtarget.type == MessageTarget::TYPE_CHANNEL) { - Channel* t = (Channel*)dest; - if (exemptfromfilter.find(t->name) != exemptfromfilter.end()) + Channel* t = msgtarget.Get(); + if (exemptedchans.count(t->name)) return MOD_RES_PASSTHRU; target = t->name; } + if (f->action == FA_WARN) + { + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("WARNING: %s's message to %s matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); + return MOD_RES_PASSTHRU; + } if (f->action == FA_BLOCK) { - ServerInstance->SNO->WriteGlobalSno('a', "FILTER: "+user->nick+" had their message filtered, target was "+target+": "+f->reason); - if (target_type == TYPE_CHANNEL) - user->WriteNumeric(404, "%s %s :Message to channel blocked and opers notified (%s)",user->nick.c_str(), target.c_str(), f->reason.c_str()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s had their message to %s filtered as it matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); + if (notifyuser) + { + if (msgtarget.type == MessageTarget::TYPE_CHANNEL) + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, target, InspIRCd::Format("Message to channel blocked and opers notified (%s)", f->reason.c_str())); + else + user->WriteNotice("Your message to "+target+" was blocked and opers notified: "+f->reason); + } else - user->WriteNotice("Your message to "+target+" was blocked and opers notified: "+f->reason); + details.echo_original = true; } else if (f->action == FA_SILENT) { - if (target_type == TYPE_CHANNEL) - user->WriteNumeric(404, "%s %s :Message to channel blocked (%s)",user->nick.c_str(), target.c_str(), f->reason.c_str()); + if (notifyuser) + { + if (msgtarget.type == MessageTarget::TYPE_CHANNEL) + user->WriteNumeric(ERR_CANNOTSENDTOCHAN, target, InspIRCd::Format("Message to channel blocked (%s)", f->reason.c_str())); + else + user->WriteNotice("Your message to "+target+" was blocked: "+f->reason); + } else - user->WriteNotice("Your message to "+target+" was blocked: "+f->reason); + details.echo_original = true; } else if (f->action == FA_KILL) { + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was killed because their message to %s matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); ServerInstance->Users->QuitUser(user, "Filtered: " + f->reason); } + else if (f->action == FA_SHUN && (ServerInstance->XLines->GetFactory("SHUN"))) + { + Shun* sh = new Shun(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was shunned because their message to %s matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); + if (ServerInstance->XLines->AddLine(sh, NULL)) + { + ServerInstance->XLines->ApplyLines(); + } + else + delete sh; + } else if (f->action == FA_GLINE) { - GLine* gl = new GLine(ServerInstance->Time(), f->gline_time, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), "*", user->GetIPString()); + GLine* gl = new GLine(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), "*", user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was G-lined because their message to %s matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); if (ServerInstance->XLines->AddLine(gl,NULL)) { ServerInstance->XLines->ApplyLines(); @@ -374,6 +430,18 @@ ModResult ModuleFilter::OnUserPreMessage(User* user, void* dest, int target_type else delete gl; } + else if (f->action == FA_ZLINE) + { + ZLine* zl = new ZLine(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was Z-lined because their message to %s matched %s (%s)", + user->nick.c_str(), target.c_str(), f->freeform.c_str(), f->reason.c_str())); + if (ServerInstance->XLines->AddLine(zl,NULL)) + { + ServerInstance->XLines->ApplyLines(); + } + else + delete zl; + } ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, user->nick + " had their message filtered, target was " + target + ": " + f->reason + " Action: " + ModuleFilter::FilterActionToString(f->action)); return MOD_RES_DENY; @@ -381,9 +449,9 @@ ModResult ModuleFilter::OnUserPreMessage(User* user, void* dest, int target_type return MOD_RES_PASSTHRU; } -ModResult ModuleFilter::OnPreCommand(std::string &command, std::vector ¶meters, LocalUser *user, bool validated, const std::string &original_line) +ModResult ModuleFilter::OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) { - if (validated && IS_LOCAL(user)) + if (validated) { flags = 0; bool parting; @@ -403,7 +471,7 @@ ModResult ModuleFilter::OnPreCommand(std::string &command, std::vectoraction == FA_BLOCK) || (((!parting) && (f->action == FA_KILL))) || (f->action == FA_SILENT)) + if ((f->action == FA_WARN) || (f->action == FA_BLOCK) || (((!parting) && (f->action == FA_KILL))) || (f->action == FA_SILENT)) { return MOD_RES_PASSTHRU; } @@ -438,8 +506,11 @@ ModResult ModuleFilter::OnPreCommand(std::string &command, std::vectoraction == FA_GLINE) { - /* Note: We gline *@IP so that if their host doesnt resolve the gline still applies. */ - GLine* gl = new GLine(ServerInstance->Time(), f->gline_time, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), "*", user->GetIPString()); + /* Note: We G-line *@IP so that if their host doesn't resolve the G-line still applies. */ + GLine* gl = new GLine(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), "*", user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was G-lined because their %s message matched %s (%s)", + user->nick.c_str(), command.c_str(), f->freeform.c_str(), f->reason.c_str())); + if (ServerInstance->XLines->AddLine(gl,NULL)) { ServerInstance->XLines->ApplyLines(); @@ -447,24 +518,62 @@ ModResult ModuleFilter::OnPreCommand(std::string &command, std::vectoraction == FA_ZLINE) + { + ZLine* zl = new ZLine(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was Z-lined because their %s message matched %s (%s)", + user->nick.c_str(), command.c_str(), f->freeform.c_str(), f->reason.c_str())); + + if (ServerInstance->XLines->AddLine(zl,NULL)) + { + ServerInstance->XLines->ApplyLines(); + } + else + delete zl; + } + else if (f->action == FA_SHUN && (ServerInstance->XLines->GetFactory("SHUN"))) + { + /* Note: We shun *!*@IP so that if their host doesnt resolve the shun still applies. */ + Shun* sh = new Shun(ServerInstance->Time(), f->duration, ServerInstance->Config->ServerName.c_str(), f->reason.c_str(), user->GetIPString()); + ServerInstance->SNO->WriteGlobalSno('f', InspIRCd::Format("%s was shunned because their %s message matched %s (%s)", + user->nick.c_str(), command.c_str(), f->freeform.c_str(), f->reason.c_str())); + if (ServerInstance->XLines->AddLine(sh, NULL)) + { + ServerInstance->XLines->ApplyLines(); + } + else + delete sh; + } return MOD_RES_DENY; } } return MOD_RES_PASSTHRU; } -void ModuleFilter::OnRehash(User* user) +void ModuleFilter::ReadConfig(ConfigStatus& status) { ConfigTagList tags = ServerInstance->Config->ConfTags("exemptfromfilter"); - exemptfromfilter.clear(); + exemptedchans.clear(); + exemptednicks.clear(); + for (ConfigIter i = tags.first; i != tags.second; ++i) { - std::string chan = i->second->getString("channel"); - if (!chan.empty()) - exemptfromfilter.insert(chan); + ConfigTag* tag = i->second; + + // If "target" is not found, try the old "channel" key to keep compatibility with 2.0 configs + const std::string target = tag->getString("target", tag->getString("channel")); + if (!target.empty()) + { + if (target[0] == '#') + exemptedchans.insert(target); + else + exemptednicks.insert(target); + } } - std::string newrxengine = ServerInstance->Config->ConfValue("filteropts")->getString("engine"); + ConfigTag* tag = ServerInstance->Config->ConfValue("filteropts"); + std::string newrxengine = tag->getString("engine"); + notifyuser = tag->getBool("notifyuser", true); factory = RegexEngine ? (RegexEngine.operator->()) : NULL; @@ -476,9 +585,9 @@ void ModuleFilter::OnRehash(User* user) if (!RegexEngine) { if (newrxengine.empty()) - ServerInstance->SNO->WriteGlobalSno('a', "WARNING: No regex engine loaded - Filter functionality disabled until this is corrected."); + ServerInstance->SNO->WriteGlobalSno('f', "WARNING: No regex engine loaded - Filter functionality disabled until this is corrected."); else - ServerInstance->SNO->WriteGlobalSno('a', "WARNING: Regex engine '%s' is not loaded - Filter functionality disabled until this is corrected.", newrxengine.c_str()); + ServerInstance->SNO->WriteGlobalSno('f', "WARNING: Regex engine '%s' is not loaded - Filter functionality disabled until this is corrected.", newrxengine.c_str()); initing = false; FreeFilters(); @@ -487,7 +596,7 @@ void ModuleFilter::OnRehash(User* user) if ((!initing) && (RegexEngine.operator->() != factory)) { - ServerInstance->SNO->WriteGlobalSno('a', "Dumping all filters due to regex engine change"); + ServerInstance->SNO->WriteGlobalSno('f', "Dumping all filters due to regex engine change"); FreeFilters(); } @@ -510,7 +619,7 @@ std::string ModuleFilter::EncodeFilter(FilterResult* filter) if (*n == ' ') *n = '\7'; - stream << x << " " << FilterActionToString(filter->action) << " " << filter->GetFlags() << " " << filter->gline_time << " :" << filter->reason; + stream << x << " " << FilterActionToString(filter->action) << " " << filter->GetFlags() << " " << filter->duration << " :" << filter->reason; return stream.str(); } @@ -519,19 +628,22 @@ FilterResult ModuleFilter::DecodeFilter(const std::string &data) std::string filteraction; FilterResult res; irc::tokenstream tokens(data); - tokens.GetToken(res.freeform); - tokens.GetToken(filteraction); + tokens.GetMiddle(res.freeform); + tokens.GetMiddle(filteraction); if (!StringToFilterAction(filteraction, res.action)) throw ModuleException("Invalid action: " + filteraction); std::string filterflags; - tokens.GetToken(filterflags); + tokens.GetMiddle(filterflags); char c = res.FillFlags(filterflags); if (c != 0) throw ModuleException("Invalid flag: '" + std::string(1, c) + "'"); - tokens.GetToken(res.gline_time); - tokens.GetToken(res.reason); + std::string duration; + tokens.GetMiddle(duration); + res.duration = ConvToNum(duration); + + tokens.GetTrailing(res.reason); /* Hax to allow spaces in the freeform without changing the design of the irc protocol */ for (std::string::iterator n = res.freeform.begin(); n != res.freeform.end(); n++) @@ -541,11 +653,15 @@ FilterResult ModuleFilter::DecodeFilter(const std::string &data) return res; } -void ModuleFilter::OnSyncNetwork(Module* proto, void* opaque) +void ModuleFilter::OnSyncNetwork(ProtocolInterface::Server& server) { - for (std::vector::iterator i = filters.begin(); i != filters.end(); ++i) + for (std::vector::iterator i = filters.begin(); i != filters.end(); ++i) { - proto->ProtoSendMetaData(opaque, NULL, "filter", EncodeFilter(&(*i))); + FilterResult& filter = *i; + if (filter.from_config) + continue; + + server.SendMetaData("filter", EncodeFilter(&filter)); } } @@ -556,31 +672,23 @@ void ModuleFilter::OnDecodeMetaData(Extensible* target, const std::string &extna try { FilterResult data = DecodeFilter(extdata); - this->AddFilter(data.freeform, data.action, data.reason, data.gline_time, data.GetFlags()); + this->AddFilter(data.freeform, data.action, data.reason, data.duration, data.GetFlags()); } catch (ModuleException& e) { - ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Error when unserializing filter: " + std::string(e.GetReason())); + ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Error when unserializing filter: " + e.GetReason()); } } } -ImplFilter::ImplFilter(ModuleFilter* mymodule, const std::string &rea, FilterAction act, long glinetime, const std::string &pat, const std::string &flgs) - : FilterResult(pat, rea, act, glinetime, flgs) -{ - if (!mymodule->RegexEngine) - throw ModuleException("Regex module implementing '"+mymodule->RegexEngine.GetProvider()+"' is not loaded!"); - regex = mymodule->RegexEngine->Create(pat); -} - FilterResult* ModuleFilter::FilterMatch(User* user, const std::string &text, int flgs) { static std::string stripped_text; stripped_text.clear(); - for (std::vector::iterator index = filters.begin(); index != filters.end(); index++) + for (std::vector::iterator i = filters.begin(); i != filters.end(); ++i) { - FilterResult* filter = dynamic_cast(&(*index)); + FilterResult* filter = &*i; /* Skip ones that dont apply to us */ if (!AppliesToMe(user, filter, flgs)) @@ -592,15 +700,15 @@ FilterResult* ModuleFilter::FilterMatch(User* user, const std::string &text, int InspIRCd::StripColor(stripped_text); } - if (index->regex->Matches(filter->flag_strip_color ? stripped_text : text)) - return &*index; + if (filter->regex->Matches(filter->flag_strip_color ? stripped_text : text)) + return filter; } return NULL; } bool ModuleFilter::DeleteFilter(const std::string &freeform) { - for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) + for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) { if (i->freeform == freeform) { @@ -612,9 +720,9 @@ bool ModuleFilter::DeleteFilter(const std::string &freeform) return false; } -std::pair ModuleFilter::AddFilter(const std::string &freeform, FilterAction type, const std::string &reason, long duration, const std::string &flgs) +std::pair ModuleFilter::AddFilter(const std::string& freeform, FilterAction type, const std::string& reason, unsigned long duration, const std::string& flgs) { - for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) + for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) { if (i->freeform == freeform) { @@ -624,11 +732,11 @@ std::pair ModuleFilter::AddFilter(const std::string &freeform try { - filters.push_back(ImplFilter(this, reason, type, duration, freeform, flgs)); + filters.push_back(FilterResult(RegexEngine, freeform, reason, type, duration, flgs, false)); } catch (ModuleException &e) { - ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Error in regular expression '%s': %s", freeform.c_str(), e.GetReason()); + ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Error in regular expression '%s': %s", freeform.c_str(), e.GetReason().c_str()); return std::make_pair(false, e.GetReason()); } return std::make_pair(true, ""); @@ -636,17 +744,21 @@ std::pair ModuleFilter::AddFilter(const std::string &freeform bool ModuleFilter::StringToFilterAction(const std::string& str, FilterAction& fa) { - irc::string s(str.c_str()); - - if (s == "gline") + if (stdalgo::string::equalsci(str, "gline")) fa = FA_GLINE; - else if (s == "block") + else if (stdalgo::string::equalsci(str, "zline")) + fa = FA_ZLINE; + else if (stdalgo::string::equalsci(str, "warn")) + fa = FA_WARN; + else if (stdalgo::string::equalsci(str, "block")) fa = FA_BLOCK; - else if (s == "silent") + else if (stdalgo::string::equalsci(str, "silent")) fa = FA_SILENT; - else if (s == "kill") + else if (stdalgo::string::equalsci(str, "kill")) fa = FA_KILL; - else if (s == "none") + else if (stdalgo::string::equalsci(str, "shun") && (ServerInstance->XLines->GetFactory("SHUN"))) + fa = FA_SHUN; + else if (stdalgo::string::equalsci(str, "none")) fa = FA_NONE; else return false; @@ -659,25 +771,40 @@ std::string ModuleFilter::FilterActionToString(FilterAction fa) switch (fa) { case FA_GLINE: return "gline"; + case FA_ZLINE: return "zline"; + case FA_WARN: return "warn"; case FA_BLOCK: return "block"; case FA_SILENT: return "silent"; case FA_KILL: return "kill"; + case FA_SHUN: return "shun"; default: return "none"; } } void ModuleFilter::ReadFilters() { + for (std::vector::iterator filter = filters.begin(); filter != filters.end(); ) + { + if (filter->from_config) + { + ServerInstance->SNO->WriteGlobalSno('f', "FILTER: removing filter '" + filter->freeform + "' due to config rehash."); + delete filter->regex; + filter = filters.erase(filter); + continue; + } + + // The filter is not from the config. + filter++; + } + ConfigTagList tags = ServerInstance->Config->ConfTags("keyword"); for (ConfigIter i = tags.first; i != tags.second; ++i) { std::string pattern = i->second->getString("pattern"); - this->DeleteFilter(pattern); - std::string reason = i->second->getString("reason"); std::string action = i->second->getString("action"); std::string flgs = i->second->getString("flags"); - unsigned long gline_time = InspIRCd::Duration(i->second->getString("duration")); + unsigned long duration = i->second->getDuration("duration", 10*60, 1); if (flgs.empty()) flgs = "*"; @@ -687,27 +814,31 @@ void ModuleFilter::ReadFilters() try { - filters.push_back(ImplFilter(this, reason, fa, gline_time, pattern, flgs)); + filters.push_back(FilterResult(RegexEngine, pattern, reason, fa, duration, flgs, true)); ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Regular expression %s loaded.", pattern.c_str()); } catch (ModuleException &e) { - ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Error in regular expression '%s': %s", pattern.c_str(), e.GetReason()); + ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Error in regular expression '%s': %s", pattern.c_str(), e.GetReason().c_str()); } } } -ModResult ModuleFilter::OnStats(char symbol, User* user, string_list &results) +ModResult ModuleFilter::OnStats(Stats::Context& stats) { - if (symbol == 's') + if (stats.GetSymbol() == 's') { - for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) + for (std::vector::iterator i = filters.begin(); i != filters.end(); i++) + { + stats.AddRow(223, RegexEngine.GetProvider()+":"+i->freeform+" "+i->GetFlags()+" "+FilterActionToString(i->action)+" "+ConvToStr(i->duration)+" :"+i->reason); + } + for (ExemptTargetSet::const_iterator i = exemptedchans.begin(); i != exemptedchans.end(); ++i) { - results.push_back(ServerInstance->Config->ServerName+" 223 "+user->nick+" :"+RegexEngine.GetProvider()+":"+i->freeform+" "+i->GetFlags()+" "+FilterActionToString(i->action)+" "+ConvToStr(i->gline_time)+" :"+i->reason); + stats.AddRow(223, "EXEMPT "+(*i)); } - for (std::set::iterator i = exemptfromfilter.begin(); i != exemptfromfilter.end(); ++i) + for (ExemptTargetSet::const_iterator i = exemptednicks.begin(); i != exemptednicks.end(); ++i) { - results.push_back(ServerInstance->Config->ServerName+" 223 "+user->nick+" :EXEMPT "+(*i)); + stats.AddRow(223, "EXEMPT "+(*i)); } } return MOD_RES_PASSTHRU;