2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
6 * Copyright (C) 2003-2008 Craig Edwards <craigedwards@brainbox.cc>
7 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
8 * Copyright (C) 2006-2007 Robin Burchell <robin+git@viroteck.net>
9 * Copyright (C) 2006-2007 Oliver Lupton <oliverlupton@gmail.com>
10 * Copyright (C) 2007 Pippijn van Steenhoven <pip88nl@gmail.com>
11 * Copyright (C) 2003 randomdan <???@???>
13 * This file is part of InspIRCd. InspIRCd is free software: you can
14 * redistribute it and/or modify it under the terms of the GNU General Public
15 * License as published by the Free Software Foundation, version 2.
17 * This program is distributed in the hope that it will be useful, but WITHOUT
18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
19 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
22 * You should have received a copy of the GNU General Public License
23 * along with this program. If not, see <http://www.gnu.org/licenses/>.
29 #include "exitcodes.h"
35 static insp::intrusive_list<dynamic_reference_base>* dynrefs = NULL;
37 void dynamic_reference_base::reset_all()
41 for (insp::intrusive_list<dynamic_reference_base>::iterator i = dynrefs->begin(); i != dynrefs->end(); ++i)
45 // Version is a simple class for holding a modules version number
46 Version::Version(const std::string &desc, int flags) : description(desc), Flags(flags)
50 Version::Version(const std::string &desc, int flags, const std::string& linkdata)
51 : description(desc), Flags(flags), link_data(linkdata)
55 Event::Event(Module* src, const std::string &eventid) : source(src), id(eventid) { }
59 FOREACH_MOD(OnEvent, (*this));
62 // These declarations define the behavours of the base class Module (which does nothing at all)
65 CullResult Module::cull()
67 return classbase::cull();
73 void Module::DetachEvent(Implementation i)
75 ServerInstance->Modules->Detach(i, this);
78 void Module::ReadConfig(ConfigStatus& status) { }
79 ModResult Module::OnSendSnotice(char &snomask, std::string &type, const std::string &message) { DetachEvent(I_OnSendSnotice); return MOD_RES_PASSTHRU; }
80 void Module::OnUserConnect(LocalUser*) { DetachEvent(I_OnUserConnect); }
81 void Module::OnUserQuit(User*, const std::string&, const std::string&) { DetachEvent(I_OnUserQuit); }
82 void Module::OnUserDisconnect(LocalUser*) { DetachEvent(I_OnUserDisconnect); }
83 void Module::OnUserJoin(Membership*, bool, bool, CUList&) { DetachEvent(I_OnUserJoin); }
84 void Module::OnPostJoin(Membership*) { DetachEvent(I_OnPostJoin); }
85 void Module::OnUserPart(Membership*, std::string&, CUList&) { DetachEvent(I_OnUserPart); }
86 void Module::OnPreRehash(User*, const std::string&) { DetachEvent(I_OnPreRehash); }
87 void Module::OnModuleRehash(User*, const std::string&) { DetachEvent(I_OnModuleRehash); }
88 ModResult Module::OnUserPreJoin(LocalUser*, Channel*, const std::string&, std::string&, const std::string&) { DetachEvent(I_OnUserPreJoin); return MOD_RES_PASSTHRU; }
89 void Module::OnMode(User*, User*, Channel*, const Modes::ChangeList&, ModeParser::ModeProcessFlag, const std::string&) { DetachEvent(I_OnMode); }
90 void Module::OnOper(User*, const std::string&) { DetachEvent(I_OnOper); }
91 void Module::OnPostOper(User*, const std::string&, const std::string &) { DetachEvent(I_OnPostOper); }
92 void Module::OnInfo(User*) { DetachEvent(I_OnInfo); }
93 void Module::OnWhois(User*, User*) { DetachEvent(I_OnWhois); }
94 ModResult Module::OnUserPreInvite(User*, User*, Channel*, time_t) { DetachEvent(I_OnUserPreInvite); return MOD_RES_PASSTHRU; }
95 ModResult Module::OnUserPreMessage(User*, void*, int, std::string&, char, CUList&, MessageType) { DetachEvent(I_OnUserPreMessage); return MOD_RES_PASSTHRU; }
96 ModResult Module::OnUserPreNick(LocalUser*, const std::string&) { DetachEvent(I_OnUserPreNick); return MOD_RES_PASSTHRU; }
97 void Module::OnUserPostNick(User*, const std::string&) { DetachEvent(I_OnUserPostNick); }
98 ModResult Module::OnPreMode(User*, User*, Channel*, Modes::ChangeList&) { DetachEvent(I_OnPreMode); return MOD_RES_PASSTHRU; }
99 void Module::On005Numeric(std::map<std::string, std::string>&) { DetachEvent(I_On005Numeric); }
100 ModResult Module::OnKill(User*, User*, const std::string&) { DetachEvent(I_OnKill); return MOD_RES_PASSTHRU; }
101 void Module::OnLoadModule(Module*) { DetachEvent(I_OnLoadModule); }
102 void Module::OnUnloadModule(Module*) { DetachEvent(I_OnUnloadModule); }
103 void Module::OnBackgroundTimer(time_t) { DetachEvent(I_OnBackgroundTimer); }
104 ModResult Module::OnPreCommand(std::string&, std::vector<std::string>&, LocalUser*, bool, const std::string&) { DetachEvent(I_OnPreCommand); return MOD_RES_PASSTHRU; }
105 void Module::OnPostCommand(Command*, const std::vector<std::string>&, LocalUser*, CmdResult, const std::string&) { DetachEvent(I_OnPostCommand); }
106 void Module::OnUserInit(LocalUser*) { DetachEvent(I_OnUserInit); }
107 ModResult Module::OnCheckReady(LocalUser*) { DetachEvent(I_OnCheckReady); return MOD_RES_PASSTHRU; }
108 ModResult Module::OnUserRegister(LocalUser*) { DetachEvent(I_OnUserRegister); return MOD_RES_PASSTHRU; }
109 ModResult Module::OnUserPreKick(User*, Membership*, const std::string&) { DetachEvent(I_OnUserPreKick); return MOD_RES_PASSTHRU; }
110 void Module::OnUserKick(User*, Membership*, const std::string&, CUList&) { DetachEvent(I_OnUserKick); }
111 ModResult Module::OnRawMode(User*, Channel*, ModeHandler*, const std::string&, bool) { DetachEvent(I_OnRawMode); return MOD_RES_PASSTHRU; }
112 ModResult Module::OnCheckInvite(User*, Channel*) { DetachEvent(I_OnCheckInvite); return MOD_RES_PASSTHRU; }
113 ModResult Module::OnCheckKey(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckKey); return MOD_RES_PASSTHRU; }
114 ModResult Module::OnCheckLimit(User*, Channel*) { DetachEvent(I_OnCheckLimit); return MOD_RES_PASSTHRU; }
115 ModResult Module::OnCheckChannelBan(User*, Channel*) { DetachEvent(I_OnCheckChannelBan); return MOD_RES_PASSTHRU; }
116 ModResult Module::OnCheckBan(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckBan); return MOD_RES_PASSTHRU; }
117 ModResult Module::OnExtBanCheck(User*, Channel*, char) { DetachEvent(I_OnExtBanCheck); return MOD_RES_PASSTHRU; }
118 ModResult Module::OnStats(char, User*, string_list&) { DetachEvent(I_OnStats); return MOD_RES_PASSTHRU; }
119 ModResult Module::OnChangeLocalUserHost(LocalUser*, const std::string&) { DetachEvent(I_OnChangeLocalUserHost); return MOD_RES_PASSTHRU; }
120 ModResult Module::OnChangeLocalUserGECOS(LocalUser*, const std::string&) { DetachEvent(I_OnChangeLocalUserGECOS); return MOD_RES_PASSTHRU; }
121 ModResult Module::OnPreTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPreTopicChange); return MOD_RES_PASSTHRU; }
122 void Module::OnEvent(Event&) { DetachEvent(I_OnEvent); }
123 ModResult Module::OnPassCompare(Extensible* ex, const std::string &password, const std::string &input, const std::string& hashtype) { DetachEvent(I_OnPassCompare); return MOD_RES_PASSTHRU; }
124 void Module::OnPostConnect(User*) { DetachEvent(I_OnPostConnect); }
125 void Module::OnUserMessage(User*, void*, int, const std::string&, char, const CUList&, MessageType) { DetachEvent(I_OnUserMessage); }
126 void Module::OnUserInvite(User*, User*, Channel*, time_t) { DetachEvent(I_OnUserInvite); }
127 void Module::OnPostTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPostTopicChange); }
128 void Module::OnSyncUser(User*, ProtocolInterface::Server&) { DetachEvent(I_OnSyncUser); }
129 void Module::OnSyncChannel(Channel*, ProtocolInterface::Server&) { DetachEvent(I_OnSyncChannel); }
130 void Module::OnSyncNetwork(ProtocolInterface::Server&) { DetachEvent(I_OnSyncNetwork); }
131 void Module::OnDecodeMetaData(Extensible*, const std::string&, const std::string&) { DetachEvent(I_OnDecodeMetaData); }
132 void Module::OnChangeHost(User*, const std::string&) { DetachEvent(I_OnChangeHost); }
133 void Module::OnChangeName(User*, const std::string&) { DetachEvent(I_OnChangeName); }
134 void Module::OnChangeIdent(User*, const std::string&) { DetachEvent(I_OnChangeIdent); }
135 void Module::OnAddLine(User*, XLine*) { DetachEvent(I_OnAddLine); }
136 void Module::OnDelLine(User*, XLine*) { DetachEvent(I_OnDelLine); }
137 void Module::OnExpireLine(XLine*) { DetachEvent(I_OnExpireLine); }
138 void Module::OnCleanup(int, void*) { }
139 ModResult Module::OnChannelPreDelete(Channel*) { DetachEvent(I_OnChannelPreDelete); return MOD_RES_PASSTHRU; }
140 void Module::OnChannelDelete(Channel*) { DetachEvent(I_OnChannelDelete); }
141 ModResult Module::OnSetAway(User*, const std::string &) { DetachEvent(I_OnSetAway); return MOD_RES_PASSTHRU; }
142 ModResult Module::OnWhoisLine(User*, User*, int&, std::string&) { DetachEvent(I_OnWhoisLine); return MOD_RES_PASSTHRU; }
143 void Module::OnBuildNeighborList(User*, IncludeChanList&, std::map<User*,bool>&) { DetachEvent(I_OnBuildNeighborList); }
144 void Module::OnGarbageCollect() { DetachEvent(I_OnGarbageCollect); }
145 ModResult Module::OnSetConnectClass(LocalUser* user, ConnectClass* myclass) { DetachEvent(I_OnSetConnectClass); return MOD_RES_PASSTHRU; }
146 void Module::OnText(User*, void*, int, const std::string&, char, CUList&) { DetachEvent(I_OnText); }
147 ModResult Module::OnNamesListItem(User*, Membership*, std::string&, std::string&) { DetachEvent(I_OnNamesListItem); return MOD_RES_PASSTHRU; }
148 ModResult Module::OnNumeric(User*, unsigned int, const std::string&) { DetachEvent(I_OnNumeric); return MOD_RES_PASSTHRU; }
149 ModResult Module::OnAcceptConnection(int, ListenSocket*, irc::sockets::sockaddrs*, irc::sockets::sockaddrs*) { DetachEvent(I_OnAcceptConnection); return MOD_RES_PASSTHRU; }
150 void Module::OnSendWhoLine(User*, const std::vector<std::string>&, User*, Membership*, std::string&) { DetachEvent(I_OnSendWhoLine); }
151 void Module::OnSetUserIP(LocalUser*) { DetachEvent(I_OnSetUserIP); }
153 #ifdef INSPIRCD_ENABLE_TESTSUITE
154 void Module::OnRunTestSuite() { }
157 ServiceProvider::ServiceProvider(Module* Creator, const std::string& Name, ServiceType Type)
158 : creator(Creator), name(Name), service(Type)
160 if ((ServerInstance) && (ServerInstance->Modules->NewServices))
161 ServerInstance->Modules->NewServices->push_back(this);
164 void ServiceProvider::DisableAutoRegister()
166 if ((ServerInstance) && (ServerInstance->Modules->NewServices))
167 stdalgo::erase(*ServerInstance->Modules->NewServices, this);
170 ModuleManager::ModuleManager()
174 ModuleManager::~ModuleManager()
178 bool ModuleManager::Attach(Implementation i, Module* mod)
180 if (stdalgo::isin(EventHandlers[i], mod))
183 EventHandlers[i].push_back(mod);
187 bool ModuleManager::Detach(Implementation i, Module* mod)
189 return stdalgo::erase(EventHandlers[i], mod);
192 void ModuleManager::Attach(Implementation* i, Module* mod, size_t sz)
194 for (size_t n = 0; n < sz; ++n)
198 void ModuleManager::AttachAll(Module* mod)
200 for (size_t i = I_BEGIN + 1; i != I_END; ++i)
201 Attach((Implementation)i, mod);
204 void ModuleManager::DetachAll(Module* mod)
206 for (size_t n = I_BEGIN + 1; n != I_END; ++n)
207 Detach((Implementation)n, mod);
210 bool ModuleManager::SetPriority(Module* mod, Priority s)
212 for (size_t n = I_BEGIN + 1; n != I_END; ++n)
213 SetPriority(mod, (Implementation)n, s);
218 bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module* which)
220 /** To change the priority of a module, we first find its position in the vector,
221 * then we find the position of the other modules in the vector that this module
222 * wants to be before/after. We pick off either the first or last of these depending
223 * on which they want, and we make sure our module is *at least* before or after
224 * the first or last of this subset, depending again on the type of priority.
228 /* Locate our module. This is O(n) but it only occurs on module load so we're
229 * not too bothered about it
231 for (size_t x = 0; x != EventHandlers[i].size(); ++x)
233 if (EventHandlers[i][x] == mod)
240 /* Eh? this module doesnt exist, probably trying to set priority on an event
241 * theyre not attached to.
246 // The modules registered for a hook are called in reverse order (to allow for easier removal
247 // of list entries while looping), meaning that the Priority given to us has the exact opposite effect
248 // on the list, e.g.: PRIORITY_BEFORE will actually put 'mod' after 'which', etc.
249 size_t swap_pos = my_pos;
253 if (prioritizationState != PRIO_STATE_FIRST)
259 if (prioritizationState != PRIO_STATE_FIRST)
262 swap_pos = EventHandlers[i].size() - 1;
264 case PRIORITY_BEFORE:
266 /* Find the latest possible position, only searching AFTER our position */
267 for (size_t x = EventHandlers[i].size() - 1; x > my_pos; --x)
269 if (EventHandlers[i][x] == which)
275 // didn't find it - either not loaded or we're already after
278 /* Place this module before a set of other modules */
281 for (size_t x = 0; x < my_pos; ++x)
283 if (EventHandlers[i][x] == which)
289 // didn't find it - either not loaded or we're already before
295 /* Do we need to swap? */
296 if (swap_pos != my_pos)
298 // We are going to change positions; we'll need to run again to verify all requirements
299 if (prioritizationState == PRIO_STATE_LAST)
300 prioritizationState = PRIO_STATE_AGAIN;
301 /* Suggestion from Phoenix, "shuffle" the modules to better retain call order */
304 if (my_pos > swap_pos)
307 for (unsigned int j = my_pos; j != swap_pos; j += incrmnt)
309 if ((j + incrmnt > EventHandlers[i].size() - 1) || ((incrmnt == -1) && (j == 0)))
312 std::swap(EventHandlers[i][j], EventHandlers[i][j+incrmnt]);
319 bool ModuleManager::PrioritizeHooks()
321 /* We give every module a chance to re-prioritize when we introduce a new one,
322 * not just the one thats loading, as the new module could affect the preference
325 for (int tries = 0; tries < 20; tries++)
327 prioritizationState = tries > 0 ? PRIO_STATE_LAST : PRIO_STATE_FIRST;
328 for (std::map<std::string, Module*>::iterator n = Modules.begin(); n != Modules.end(); ++n)
329 n->second->Prioritize();
331 if (prioritizationState == PRIO_STATE_LAST)
335 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Hook priority dependency loop detected");
342 bool ModuleManager::CanUnload(Module* mod)
344 std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
346 if ((modfind == Modules.end()) || (modfind->second != mod) || (mod->dying))
348 LastModuleError = "Module " + mod->ModuleSourceFile + " is not loaded, cannot unload it!";
349 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
352 if (mod->GetVersion().Flags & VF_STATIC)
354 LastModuleError = "Module " + mod->ModuleSourceFile + " not unloadable (marked static)";
355 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
363 void ModuleManager::DoSafeUnload(Module* mod)
365 // First, notify all modules that a module is about to be unloaded, so in case
366 // they pass execution to the soon to be unloaded module, it will happen now,
367 // i.e. before we unregister the services of the module being unloaded
368 FOREACH_MOD(OnUnloadModule, (mod));
370 std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
372 std::vector<reference<ExtensionItem> > items;
373 ServerInstance->Extensions.BeginUnregister(modfind->second, items);
374 /* Give the module a chance to tidy out all its metadata */
375 const chan_hash& chans = ServerInstance->GetChans();
376 for (chan_hash::const_iterator c = chans.begin(); c != chans.end(); )
378 Channel* chan = c->second;
380 mod->OnCleanup(TYPE_CHANNEL, chan);
381 chan->doUnhookExtensions(items);
382 const Channel::MemberMap& users = chan->GetUsers();
383 for (Channel::MemberMap::const_iterator mi = users.begin(); mi != users.end(); ++mi)
384 mi->second->doUnhookExtensions(items);
387 const user_hash& users = ServerInstance->Users->GetUsers();
388 for (user_hash::const_iterator u = users.begin(); u != users.end(); )
390 User* user = u->second;
391 // The module may quit the user (e.g. SSL mod unloading) and that will remove it from the container
393 mod->OnCleanup(TYPE_USER, user);
394 user->doUnhookExtensions(items);
397 const ModeParser::ModeHandlerMap& usermodes = ServerInstance->Modes->GetModes(MODETYPE_USER);
398 for (ModeParser::ModeHandlerMap::const_iterator i = usermodes.begin(); i != usermodes.end(); )
400 ModeHandler* mh = i->second;
402 if (mh->creator == mod)
403 this->DelService(*mh);
406 const ModeParser::ModeHandlerMap& chanmodes = ServerInstance->Modes->GetModes(MODETYPE_CHANNEL);
407 for (ModeParser::ModeHandlerMap::const_iterator i = chanmodes.begin(); i != chanmodes.end(); )
409 ModeHandler* mh = i->second;
411 if (mh->creator == mod)
412 this->DelService(*mh);
415 for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
417 std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
418 if (curr->second->creator == mod)
419 DataProviders.erase(curr);
422 dynamic_reference_base::reset_all();
426 Modules.erase(modfind);
427 ServerInstance->GlobalCulls.AddItem(mod);
429 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Module %s unloaded",mod->ModuleSourceFile.c_str());
430 ServerInstance->ISupport.Build();
433 void ModuleManager::UnloadAll()
435 /* We do this more than once, so that any service providers get a
436 * chance to be unhooked by the modules using them, but then get
437 * a chance to be removed themsleves.
439 * Note: this deliberately does NOT delete the DLLManager objects
441 for (int tries = 0; tries < 4; tries++)
443 std::map<std::string, Module*>::iterator i = Modules.begin();
444 while (i != Modules.end())
446 std::map<std::string, Module*>::iterator me = i++;
447 if (CanUnload(me->second))
449 DoSafeUnload(me->second);
452 ServerInstance->GlobalCulls.Apply();
458 struct UnloadAction : public HandlerBase0<void>
461 UnloadAction(Module* m) : mod(m) {}
464 DLLManager* dll = mod->ModuleDLLManager;
465 ServerInstance->Modules->DoSafeUnload(mod);
466 ServerInstance->GlobalCulls.Apply();
467 // In pure static mode this is always NULL
469 ServerInstance->GlobalCulls.AddItem(this);
473 struct ReloadAction : public HandlerBase0<void>
476 HandlerBase1<void, bool>* const callback;
477 ReloadAction(Module* m, HandlerBase1<void, bool>* c)
478 : mod(m), callback(c) {}
481 DLLManager* dll = mod->ModuleDLLManager;
482 std::string name = mod->ModuleSourceFile;
483 ServerInstance->Modules->DoSafeUnload(mod);
484 ServerInstance->GlobalCulls.Apply();
486 bool rv = ServerInstance->Modules->Load(name);
489 ServerInstance->GlobalCulls.AddItem(this);
494 bool ModuleManager::Unload(Module* mod)
498 ServerInstance->AtomicActions.AddAction(new UnloadAction(mod));
502 void ModuleManager::Reload(Module* mod, HandlerBase1<void, bool>* callback)
505 ServerInstance->AtomicActions.AddAction(new ReloadAction(mod, callback));
507 callback->Call(false);
510 void ModuleManager::LoadAll()
512 std::map<std::string, ServiceList> servicemap;
513 LoadCoreModules(servicemap);
515 ConfigTagList tags = ServerInstance->Config->ConfTags("module");
516 for (ConfigIter i = tags.first; i != tags.second; ++i)
518 ConfigTag* tag = i->second;
519 std::string name = tag->getString("name");
520 this->NewServices = &servicemap[name];
521 std::cout << "[" << con_green << "*" << con_reset << "] Loading module:\t" << con_green << name << con_reset << std::endl;
523 if (!this->Load(name, true))
525 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, this->LastError());
526 std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << this->LastError() << std::endl << std::endl;
527 ServerInstance->Exit(EXIT_STATUS_MODULE);
531 ConfigStatus confstatus;
533 for (ModuleMap::const_iterator i = Modules.begin(); i != Modules.end(); ++i)
535 Module* mod = i->second;
538 ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Initializing %s", i->first.c_str());
540 AddServices(servicemap[i->first]);
542 mod->ReadConfig(confstatus);
544 catch (CoreException& modexcept)
546 LastModuleError = "Unable to initialize " + mod->ModuleSourceFile + ": " + modexcept.GetReason();
547 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
548 std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << LastModuleError << std::endl << std::endl;
549 ServerInstance->Exit(EXIT_STATUS_MODULE);
553 this->NewServices = NULL;
555 if (!PrioritizeHooks())
556 ServerInstance->Exit(EXIT_STATUS_MODULE);
559 std::string& ModuleManager::LastError()
561 return LastModuleError;
564 void ModuleManager::AddServices(const ServiceList& list)
566 for (ServiceList::const_iterator i = list.begin(); i != list.end(); ++i)
568 ServiceProvider& s = **i;
573 void ModuleManager::AddService(ServiceProvider& item)
575 switch (item.service)
577 case SERVICE_COMMAND:
578 if (!ServerInstance->Parser.AddCommand(static_cast<Command*>(&item)))
579 throw ModuleException("Command "+std::string(item.name)+" already exists.");
583 ModeHandler* mh = static_cast<ModeHandler*>(&item);
584 ServerInstance->Modes->AddMode(mh);
585 DataProviders.insert(std::make_pair((mh->GetModeType() == MODETYPE_CHANNEL ? "mode/" : "umode/") + item.name, &item));
586 dynamic_reference_base::reset_all();
589 case SERVICE_METADATA:
590 if (!ServerInstance->Extensions.Register(static_cast<ExtensionItem*>(&item)))
591 throw ModuleException("Extension " + std::string(item.name) + " already exists.");
596 if ((!item.name.compare(0, 5, "mode/", 5)) || (!item.name.compare(0, 6, "umode/", 6)))
597 throw ModuleException("The \"mode/\" and the \"umode\" service name prefixes are reserved.");
599 DataProviders.insert(std::make_pair(item.name, &item));
600 std::string::size_type slash = item.name.find('/');
601 if (slash != std::string::npos)
603 DataProviders.insert(std::make_pair(item.name.substr(0, slash), &item));
604 DataProviders.insert(std::make_pair(item.name.substr(slash + 1), &item));
606 dynamic_reference_base::reset_all();
610 throw ModuleException("Cannot add unknown service type");
614 void ModuleManager::DelService(ServiceProvider& item)
616 switch (item.service)
619 if (!ServerInstance->Modes->DelMode(static_cast<ModeHandler*>(&item)))
620 throw ModuleException("Mode "+std::string(item.name)+" does not exist.");
625 for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
627 std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
628 if (curr->second == &item)
629 DataProviders.erase(curr);
631 dynamic_reference_base::reset_all();
635 throw ModuleException("Cannot delete unknown service type");
639 ServiceProvider* ModuleManager::FindService(ServiceType type, const std::string& name)
646 std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.find(name);
647 if (i != DataProviders.end() && i->second->service == type)
651 // TODO implement finding of the other types
653 throw ModuleException("Cannot find unknown service type");
657 dynamic_reference_base::dynamic_reference_base(Module* Creator, const std::string& Name)
658 : name(Name), value(NULL), creator(Creator)
661 dynrefs = new insp::intrusive_list<dynamic_reference_base>;
662 dynrefs->push_front(this);
664 // Resolve unless there is no ModuleManager (part of class InspIRCd)
669 dynamic_reference_base::~dynamic_reference_base()
671 dynrefs->erase(this);
672 if (dynrefs->empty())
679 void dynamic_reference_base::SetProvider(const std::string& newname)
685 void dynamic_reference_base::resolve()
687 std::multimap<std::string, ServiceProvider*>::iterator i = ServerInstance->Modules->DataProviders.find(name);
688 if (i != ServerInstance->Modules->DataProviders.end())
689 value = static_cast<DataProvider*>(i->second);
694 Module* ModuleManager::Find(const std::string &name)
696 std::map<std::string, Module*>::iterator modfind = Modules.find(name);
698 if (modfind == Modules.end())
701 return modfind->second;