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 // These declarations define the behavours of the base class Module (which does nothing at all)
58 CullResult Module::cull()
60 return classbase::cull();
66 void Module::DetachEvent(Implementation i)
68 ServerInstance->Modules->Detach(i, this);
71 void Module::ReadConfig(ConfigStatus& status) { }
72 ModResult Module::OnSendSnotice(char &snomask, std::string &type, const std::string &message) { DetachEvent(I_OnSendSnotice); return MOD_RES_PASSTHRU; }
73 void Module::OnUserConnect(LocalUser*) { DetachEvent(I_OnUserConnect); }
74 void Module::OnUserQuit(User*, const std::string&, const std::string&) { DetachEvent(I_OnUserQuit); }
75 void Module::OnUserDisconnect(LocalUser*) { DetachEvent(I_OnUserDisconnect); }
76 void Module::OnUserJoin(Membership*, bool, bool, CUList&) { DetachEvent(I_OnUserJoin); }
77 void Module::OnPostJoin(Membership*) { DetachEvent(I_OnPostJoin); }
78 void Module::OnUserPart(Membership*, std::string&, CUList&) { DetachEvent(I_OnUserPart); }
79 void Module::OnPreRehash(User*, const std::string&) { DetachEvent(I_OnPreRehash); }
80 void Module::OnModuleRehash(User*, const std::string&) { DetachEvent(I_OnModuleRehash); }
81 ModResult Module::OnUserPreJoin(LocalUser*, Channel*, const std::string&, std::string&, const std::string&) { DetachEvent(I_OnUserPreJoin); return MOD_RES_PASSTHRU; }
82 void Module::OnMode(User*, User*, Channel*, const Modes::ChangeList&, ModeParser::ModeProcessFlag, const std::string&) { DetachEvent(I_OnMode); }
83 void Module::OnOper(User*, const std::string&) { DetachEvent(I_OnOper); }
84 void Module::OnPostOper(User*, const std::string&, const std::string &) { DetachEvent(I_OnPostOper); }
85 void Module::OnInfo(User*) { DetachEvent(I_OnInfo); }
86 void Module::OnWhois(User*, User*) { DetachEvent(I_OnWhois); }
87 ModResult Module::OnUserPreInvite(User*, User*, Channel*, time_t) { DetachEvent(I_OnUserPreInvite); return MOD_RES_PASSTHRU; }
88 ModResult Module::OnUserPreMessage(User*, void*, int, std::string&, char, CUList&, MessageType) { DetachEvent(I_OnUserPreMessage); return MOD_RES_PASSTHRU; }
89 ModResult Module::OnUserPreNick(LocalUser*, const std::string&) { DetachEvent(I_OnUserPreNick); return MOD_RES_PASSTHRU; }
90 void Module::OnUserPostNick(User*, const std::string&) { DetachEvent(I_OnUserPostNick); }
91 ModResult Module::OnPreMode(User*, User*, Channel*, Modes::ChangeList&) { DetachEvent(I_OnPreMode); return MOD_RES_PASSTHRU; }
92 void Module::On005Numeric(std::map<std::string, std::string>&) { DetachEvent(I_On005Numeric); }
93 ModResult Module::OnKill(User*, User*, const std::string&) { DetachEvent(I_OnKill); return MOD_RES_PASSTHRU; }
94 void Module::OnLoadModule(Module*) { DetachEvent(I_OnLoadModule); }
95 void Module::OnUnloadModule(Module*) { DetachEvent(I_OnUnloadModule); }
96 void Module::OnBackgroundTimer(time_t) { DetachEvent(I_OnBackgroundTimer); }
97 ModResult Module::OnPreCommand(std::string&, std::vector<std::string>&, LocalUser*, bool, const std::string&) { DetachEvent(I_OnPreCommand); return MOD_RES_PASSTHRU; }
98 void Module::OnPostCommand(Command*, const std::vector<std::string>&, LocalUser*, CmdResult, const std::string&) { DetachEvent(I_OnPostCommand); }
99 void Module::OnUserInit(LocalUser*) { DetachEvent(I_OnUserInit); }
100 ModResult Module::OnCheckReady(LocalUser*) { DetachEvent(I_OnCheckReady); return MOD_RES_PASSTHRU; }
101 ModResult Module::OnUserRegister(LocalUser*) { DetachEvent(I_OnUserRegister); return MOD_RES_PASSTHRU; }
102 ModResult Module::OnUserPreKick(User*, Membership*, const std::string&) { DetachEvent(I_OnUserPreKick); return MOD_RES_PASSTHRU; }
103 void Module::OnUserKick(User*, Membership*, const std::string&, CUList&) { DetachEvent(I_OnUserKick); }
104 ModResult Module::OnRawMode(User*, Channel*, ModeHandler*, const std::string&, bool) { DetachEvent(I_OnRawMode); return MOD_RES_PASSTHRU; }
105 ModResult Module::OnCheckInvite(User*, Channel*) { DetachEvent(I_OnCheckInvite); return MOD_RES_PASSTHRU; }
106 ModResult Module::OnCheckKey(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckKey); return MOD_RES_PASSTHRU; }
107 ModResult Module::OnCheckLimit(User*, Channel*) { DetachEvent(I_OnCheckLimit); return MOD_RES_PASSTHRU; }
108 ModResult Module::OnCheckChannelBan(User*, Channel*) { DetachEvent(I_OnCheckChannelBan); return MOD_RES_PASSTHRU; }
109 ModResult Module::OnCheckBan(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckBan); return MOD_RES_PASSTHRU; }
110 ModResult Module::OnExtBanCheck(User*, Channel*, char) { DetachEvent(I_OnExtBanCheck); return MOD_RES_PASSTHRU; }
111 ModResult Module::OnStats(char, User*, string_list&) { DetachEvent(I_OnStats); return MOD_RES_PASSTHRU; }
112 ModResult Module::OnChangeLocalUserHost(LocalUser*, const std::string&) { DetachEvent(I_OnChangeLocalUserHost); return MOD_RES_PASSTHRU; }
113 ModResult Module::OnChangeLocalUserGECOS(LocalUser*, const std::string&) { DetachEvent(I_OnChangeLocalUserGECOS); return MOD_RES_PASSTHRU; }
114 ModResult Module::OnPreTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPreTopicChange); return MOD_RES_PASSTHRU; }
115 ModResult Module::OnPassCompare(Extensible* ex, const std::string &password, const std::string &input, const std::string& hashtype) { DetachEvent(I_OnPassCompare); return MOD_RES_PASSTHRU; }
116 void Module::OnPostConnect(User*) { DetachEvent(I_OnPostConnect); }
117 void Module::OnUserMessage(User*, void*, int, const std::string&, char, const CUList&, MessageType) { DetachEvent(I_OnUserMessage); }
118 void Module::OnUserInvite(User*, User*, Channel*, time_t) { DetachEvent(I_OnUserInvite); }
119 void Module::OnPostTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPostTopicChange); }
120 void Module::OnSyncUser(User*, ProtocolInterface::Server&) { DetachEvent(I_OnSyncUser); }
121 void Module::OnSyncChannel(Channel*, ProtocolInterface::Server&) { DetachEvent(I_OnSyncChannel); }
122 void Module::OnSyncNetwork(ProtocolInterface::Server&) { DetachEvent(I_OnSyncNetwork); }
123 void Module::OnDecodeMetaData(Extensible*, const std::string&, const std::string&) { DetachEvent(I_OnDecodeMetaData); }
124 void Module::OnChangeHost(User*, const std::string&) { DetachEvent(I_OnChangeHost); }
125 void Module::OnChangeName(User*, const std::string&) { DetachEvent(I_OnChangeName); }
126 void Module::OnChangeIdent(User*, const std::string&) { DetachEvent(I_OnChangeIdent); }
127 void Module::OnAddLine(User*, XLine*) { DetachEvent(I_OnAddLine); }
128 void Module::OnDelLine(User*, XLine*) { DetachEvent(I_OnDelLine); }
129 void Module::OnExpireLine(XLine*) { DetachEvent(I_OnExpireLine); }
130 void Module::OnCleanup(int, void*) { }
131 ModResult Module::OnChannelPreDelete(Channel*) { DetachEvent(I_OnChannelPreDelete); return MOD_RES_PASSTHRU; }
132 void Module::OnChannelDelete(Channel*) { DetachEvent(I_OnChannelDelete); }
133 ModResult Module::OnSetAway(User*, const std::string &) { DetachEvent(I_OnSetAway); return MOD_RES_PASSTHRU; }
134 ModResult Module::OnWhoisLine(User*, User*, int&, std::string&) { DetachEvent(I_OnWhoisLine); return MOD_RES_PASSTHRU; }
135 void Module::OnBuildNeighborList(User*, IncludeChanList&, std::map<User*,bool>&) { DetachEvent(I_OnBuildNeighborList); }
136 void Module::OnGarbageCollect() { DetachEvent(I_OnGarbageCollect); }
137 ModResult Module::OnSetConnectClass(LocalUser* user, ConnectClass* myclass) { DetachEvent(I_OnSetConnectClass); return MOD_RES_PASSTHRU; }
138 void Module::OnText(User*, void*, int, const std::string&, char, CUList&) { DetachEvent(I_OnText); }
139 ModResult Module::OnNamesListItem(User*, Membership*, std::string&, std::string&) { DetachEvent(I_OnNamesListItem); return MOD_RES_PASSTHRU; }
140 ModResult Module::OnNumeric(User*, unsigned int, const std::string&) { DetachEvent(I_OnNumeric); return MOD_RES_PASSTHRU; }
141 ModResult Module::OnAcceptConnection(int, ListenSocket*, irc::sockets::sockaddrs*, irc::sockets::sockaddrs*) { DetachEvent(I_OnAcceptConnection); return MOD_RES_PASSTHRU; }
142 void Module::OnSendWhoLine(User*, const std::vector<std::string>&, User*, Membership*, std::string&) { DetachEvent(I_OnSendWhoLine); }
143 void Module::OnSetUserIP(LocalUser*) { DetachEvent(I_OnSetUserIP); }
145 #ifdef INSPIRCD_ENABLE_TESTSUITE
146 void Module::OnRunTestSuite() { }
149 ServiceProvider::ServiceProvider(Module* Creator, const std::string& Name, ServiceType Type)
150 : creator(Creator), name(Name), service(Type)
152 if ((ServerInstance) && (ServerInstance->Modules->NewServices))
153 ServerInstance->Modules->NewServices->push_back(this);
156 void ServiceProvider::DisableAutoRegister()
158 if ((ServerInstance) && (ServerInstance->Modules->NewServices))
159 stdalgo::erase(*ServerInstance->Modules->NewServices, this);
162 ModuleManager::ModuleManager()
166 ModuleManager::~ModuleManager()
170 bool ModuleManager::Attach(Implementation i, Module* mod)
172 if (stdalgo::isin(EventHandlers[i], mod))
175 EventHandlers[i].push_back(mod);
179 bool ModuleManager::Detach(Implementation i, Module* mod)
181 return stdalgo::erase(EventHandlers[i], mod);
184 void ModuleManager::Attach(Implementation* i, Module* mod, size_t sz)
186 for (size_t n = 0; n < sz; ++n)
190 void ModuleManager::AttachAll(Module* mod)
192 for (size_t i = 0; i != I_END; ++i)
193 Attach((Implementation)i, mod);
196 void ModuleManager::DetachAll(Module* mod)
198 for (size_t n = 0; n != I_END; ++n)
199 Detach((Implementation)n, mod);
202 void ModuleManager::SetPriority(Module* mod, Priority s)
204 for (size_t n = 0; n != I_END; ++n)
205 SetPriority(mod, (Implementation)n, s);
208 bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module* which)
210 /** To change the priority of a module, we first find its position in the vector,
211 * then we find the position of the other modules in the vector that this module
212 * wants to be before/after. We pick off either the first or last of these depending
213 * on which they want, and we make sure our module is *at least* before or after
214 * the first or last of this subset, depending again on the type of priority.
218 /* Locate our module. This is O(n) but it only occurs on module load so we're
219 * not too bothered about it
221 for (size_t x = 0; x != EventHandlers[i].size(); ++x)
223 if (EventHandlers[i][x] == mod)
230 /* Eh? this module doesnt exist, probably trying to set priority on an event
231 * theyre not attached to.
236 // The modules registered for a hook are called in reverse order (to allow for easier removal
237 // of list entries while looping), meaning that the Priority given to us has the exact opposite effect
238 // on the list, e.g.: PRIORITY_BEFORE will actually put 'mod' after 'which', etc.
239 size_t swap_pos = my_pos;
243 if (prioritizationState != PRIO_STATE_FIRST)
249 if (prioritizationState != PRIO_STATE_FIRST)
252 swap_pos = EventHandlers[i].size() - 1;
254 case PRIORITY_BEFORE:
256 /* Find the latest possible position, only searching AFTER our position */
257 for (size_t x = EventHandlers[i].size() - 1; x > my_pos; --x)
259 if (EventHandlers[i][x] == which)
265 // didn't find it - either not loaded or we're already after
268 /* Place this module before a set of other modules */
271 for (size_t x = 0; x < my_pos; ++x)
273 if (EventHandlers[i][x] == which)
279 // didn't find it - either not loaded or we're already before
285 /* Do we need to swap? */
286 if (swap_pos != my_pos)
288 // We are going to change positions; we'll need to run again to verify all requirements
289 if (prioritizationState == PRIO_STATE_LAST)
290 prioritizationState = PRIO_STATE_AGAIN;
291 /* Suggestion from Phoenix, "shuffle" the modules to better retain call order */
294 if (my_pos > swap_pos)
297 for (unsigned int j = my_pos; j != swap_pos; j += incrmnt)
299 if ((j + incrmnt > EventHandlers[i].size() - 1) || ((incrmnt == -1) && (j == 0)))
302 std::swap(EventHandlers[i][j], EventHandlers[i][j+incrmnt]);
309 bool ModuleManager::PrioritizeHooks()
311 /* We give every module a chance to re-prioritize when we introduce a new one,
312 * not just the one thats loading, as the new module could affect the preference
315 for (int tries = 0; tries < 20; tries++)
317 prioritizationState = tries > 0 ? PRIO_STATE_LAST : PRIO_STATE_FIRST;
318 for (std::map<std::string, Module*>::iterator n = Modules.begin(); n != Modules.end(); ++n)
319 n->second->Prioritize();
321 if (prioritizationState == PRIO_STATE_LAST)
325 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Hook priority dependency loop detected");
332 bool ModuleManager::CanUnload(Module* mod)
334 std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
336 if ((modfind == Modules.end()) || (modfind->second != mod) || (mod->dying))
338 LastModuleError = "Module " + mod->ModuleSourceFile + " is not loaded, cannot unload it!";
339 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
342 if (mod->GetVersion().Flags & VF_STATIC)
344 LastModuleError = "Module " + mod->ModuleSourceFile + " not unloadable (marked static)";
345 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
353 void ModuleManager::DoSafeUnload(Module* mod)
355 // First, notify all modules that a module is about to be unloaded, so in case
356 // they pass execution to the soon to be unloaded module, it will happen now,
357 // i.e. before we unregister the services of the module being unloaded
358 FOREACH_MOD(OnUnloadModule, (mod));
360 std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
362 std::vector<reference<ExtensionItem> > items;
363 ServerInstance->Extensions.BeginUnregister(modfind->second, items);
364 /* Give the module a chance to tidy out all its metadata */
365 const chan_hash& chans = ServerInstance->GetChans();
366 for (chan_hash::const_iterator c = chans.begin(); c != chans.end(); )
368 Channel* chan = c->second;
370 mod->OnCleanup(TYPE_CHANNEL, chan);
371 chan->doUnhookExtensions(items);
372 const Channel::MemberMap& users = chan->GetUsers();
373 for (Channel::MemberMap::const_iterator mi = users.begin(); mi != users.end(); ++mi)
374 mi->second->doUnhookExtensions(items);
377 const user_hash& users = ServerInstance->Users->GetUsers();
378 for (user_hash::const_iterator u = users.begin(); u != users.end(); )
380 User* user = u->second;
381 // The module may quit the user (e.g. SSL mod unloading) and that will remove it from the container
383 mod->OnCleanup(TYPE_USER, user);
384 user->doUnhookExtensions(items);
387 const ModeParser::ModeHandlerMap& usermodes = ServerInstance->Modes->GetModes(MODETYPE_USER);
388 for (ModeParser::ModeHandlerMap::const_iterator i = usermodes.begin(); i != usermodes.end(); )
390 ModeHandler* mh = i->second;
392 if (mh->creator == mod)
393 this->DelService(*mh);
396 const ModeParser::ModeHandlerMap& chanmodes = ServerInstance->Modes->GetModes(MODETYPE_CHANNEL);
397 for (ModeParser::ModeHandlerMap::const_iterator i = chanmodes.begin(); i != chanmodes.end(); )
399 ModeHandler* mh = i->second;
401 if (mh->creator == mod)
402 this->DelService(*mh);
405 for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
407 std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
408 if (curr->second->creator == mod)
409 DataProviders.erase(curr);
412 dynamic_reference_base::reset_all();
416 Modules.erase(modfind);
417 ServerInstance->GlobalCulls.AddItem(mod);
419 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Module %s unloaded",mod->ModuleSourceFile.c_str());
420 ServerInstance->ISupport.Build();
423 void ModuleManager::UnloadAll()
425 /* We do this more than once, so that any service providers get a
426 * chance to be unhooked by the modules using them, but then get
427 * a chance to be removed themsleves.
429 * Note: this deliberately does NOT delete the DLLManager objects
431 for (int tries = 0; tries < 4; tries++)
433 std::map<std::string, Module*>::iterator i = Modules.begin();
434 while (i != Modules.end())
436 std::map<std::string, Module*>::iterator me = i++;
437 if (CanUnload(me->second))
439 DoSafeUnload(me->second);
442 ServerInstance->GlobalCulls.Apply();
448 struct UnloadAction : public HandlerBase0<void>
451 UnloadAction(Module* m) : mod(m) {}
454 DLLManager* dll = mod->ModuleDLLManager;
455 ServerInstance->Modules->DoSafeUnload(mod);
456 ServerInstance->GlobalCulls.Apply();
457 // In pure static mode this is always NULL
459 ServerInstance->GlobalCulls.AddItem(this);
463 struct ReloadAction : public HandlerBase0<void>
466 HandlerBase1<void, bool>* const callback;
467 ReloadAction(Module* m, HandlerBase1<void, bool>* c)
468 : mod(m), callback(c) {}
471 DLLManager* dll = mod->ModuleDLLManager;
472 std::string name = mod->ModuleSourceFile;
473 ServerInstance->Modules->DoSafeUnload(mod);
474 ServerInstance->GlobalCulls.Apply();
476 bool rv = ServerInstance->Modules->Load(name);
479 ServerInstance->GlobalCulls.AddItem(this);
484 bool ModuleManager::Unload(Module* mod)
488 ServerInstance->AtomicActions.AddAction(new UnloadAction(mod));
492 void ModuleManager::Reload(Module* mod, HandlerBase1<void, bool>* callback)
495 ServerInstance->AtomicActions.AddAction(new ReloadAction(mod, callback));
497 callback->Call(false);
500 void ModuleManager::LoadAll()
502 std::map<std::string, ServiceList> servicemap;
503 LoadCoreModules(servicemap);
505 ConfigTagList tags = ServerInstance->Config->ConfTags("module");
506 for (ConfigIter i = tags.first; i != tags.second; ++i)
508 ConfigTag* tag = i->second;
509 std::string name = tag->getString("name");
510 this->NewServices = &servicemap[name];
511 std::cout << "[" << con_green << "*" << con_reset << "] Loading module:\t" << con_green << name << con_reset << std::endl;
513 if (!this->Load(name, true))
515 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, this->LastError());
516 std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << this->LastError() << std::endl << std::endl;
517 ServerInstance->Exit(EXIT_STATUS_MODULE);
521 ConfigStatus confstatus;
523 for (ModuleMap::const_iterator i = Modules.begin(); i != Modules.end(); ++i)
525 Module* mod = i->second;
528 ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Initializing %s", i->first.c_str());
530 AddServices(servicemap[i->first]);
532 mod->ReadConfig(confstatus);
534 catch (CoreException& modexcept)
536 LastModuleError = "Unable to initialize " + mod->ModuleSourceFile + ": " + modexcept.GetReason();
537 ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
538 std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << LastModuleError << std::endl << std::endl;
539 ServerInstance->Exit(EXIT_STATUS_MODULE);
543 this->NewServices = NULL;
545 if (!PrioritizeHooks())
546 ServerInstance->Exit(EXIT_STATUS_MODULE);
549 std::string& ModuleManager::LastError()
551 return LastModuleError;
554 void ModuleManager::AddServices(const ServiceList& list)
556 for (ServiceList::const_iterator i = list.begin(); i != list.end(); ++i)
558 ServiceProvider& s = **i;
563 void ModuleManager::AddService(ServiceProvider& item)
565 switch (item.service)
567 case SERVICE_COMMAND:
568 if (!ServerInstance->Parser.AddCommand(static_cast<Command*>(&item)))
569 throw ModuleException("Command "+std::string(item.name)+" already exists.");
573 ModeHandler* mh = static_cast<ModeHandler*>(&item);
574 ServerInstance->Modes->AddMode(mh);
575 DataProviders.insert(std::make_pair((mh->GetModeType() == MODETYPE_CHANNEL ? "mode/" : "umode/") + item.name, &item));
576 dynamic_reference_base::reset_all();
579 case SERVICE_METADATA:
580 if (!ServerInstance->Extensions.Register(static_cast<ExtensionItem*>(&item)))
581 throw ModuleException("Extension " + std::string(item.name) + " already exists.");
586 if ((!item.name.compare(0, 5, "mode/", 5)) || (!item.name.compare(0, 6, "umode/", 6)))
587 throw ModuleException("The \"mode/\" and the \"umode\" service name prefixes are reserved.");
589 DataProviders.insert(std::make_pair(item.name, &item));
590 std::string::size_type slash = item.name.find('/');
591 if (slash != std::string::npos)
593 DataProviders.insert(std::make_pair(item.name.substr(0, slash), &item));
594 DataProviders.insert(std::make_pair(item.name.substr(slash + 1), &item));
596 dynamic_reference_base::reset_all();
600 throw ModuleException("Cannot add unknown service type");
604 void ModuleManager::DelService(ServiceProvider& item)
606 switch (item.service)
609 if (!ServerInstance->Modes->DelMode(static_cast<ModeHandler*>(&item)))
610 throw ModuleException("Mode "+std::string(item.name)+" does not exist.");
615 for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
617 std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
618 if (curr->second == &item)
619 DataProviders.erase(curr);
621 dynamic_reference_base::reset_all();
625 throw ModuleException("Cannot delete unknown service type");
629 ServiceProvider* ModuleManager::FindService(ServiceType type, const std::string& name)
636 std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.find(name);
637 if (i != DataProviders.end() && i->second->service == type)
641 // TODO implement finding of the other types
643 throw ModuleException("Cannot find unknown service type");
647 dynamic_reference_base::dynamic_reference_base(Module* Creator, const std::string& Name)
648 : name(Name), hook(NULL), value(NULL), creator(Creator)
651 dynrefs = new insp::intrusive_list<dynamic_reference_base>;
652 dynrefs->push_front(this);
654 // Resolve unless there is no ModuleManager (part of class InspIRCd)
659 dynamic_reference_base::~dynamic_reference_base()
661 dynrefs->erase(this);
662 if (dynrefs->empty())
669 void dynamic_reference_base::SetProvider(const std::string& newname)
675 void dynamic_reference_base::resolve()
677 // Because find() may return any element with a matching key in case count(key) > 1 use lower_bound()
678 // to ensure a dynref with the same name as another one resolves to the same object
679 std::multimap<std::string, ServiceProvider*>::iterator i = ServerInstance->Modules.DataProviders.lower_bound(name);
680 if ((i != ServerInstance->Modules.DataProviders.end()) && (i->first == this->name))
682 ServiceProvider* newvalue = i->second;
683 if (value != newvalue)
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;