1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon
3 * +------------------------------------+
5 * InspIRCd: (C) 2002-2009 InspIRCd Development Team
6 * See: http://wiki.inspircd.org/Credits
8 * This program is free but copyrighted software; see
9 * the file COPYING for details.
11 * ---------------------------------------------------
17 /* $ModDesc: Allows for opered clients to join channels without being seen, similar to unreal 3.1 +I mode */
19 class InvisibleMode : public ModeHandler
22 InvisibleMode(Module* Creator) : ModeHandler(Creator, 'Q', PARAM_NONE, MODETYPE_USER)
31 ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
33 if (dest->IsModeSet('Q') != adding)
35 dest->SetMode('Q', adding);
37 /* Fix for bug #379 reported by stealth. On +/-Q make m_watch think the user has signed on/off */
38 Module* m = ServerInstance->Modules->Find("m_watch.so");
40 /* This must come before setting/unsetting the handler */
42 m->OnUserQuit(dest, "Connection closed", "Connection closed");
44 /* This has to come after setting/unsetting the handler */
46 m->OnPostConnect(dest);
48 /* User appears to vanish or appear from nowhere */
49 for (UCListIter f = dest->chans.begin(); f != dest->chans.end(); f++)
51 const UserMembList *ulist = (*f)->GetUsers();
54 snprintf(tb,MAXBUF,":%s %s %s", dest->GetFullHost().c_str(), adding ? "PART" : "JOIN", (*f)->name.c_str());
56 std::string n = ServerInstance->Modes->ModeString(dest, (*f));
58 for (UserMembCIter i = ulist->begin(); i != ulist->end(); i++)
60 /* User only appears to vanish for non-opers */
61 if (IS_LOCAL(i->first) && !IS_OPER(i->first))
64 if (!n.empty() && !adding)
65 i->first->WriteServ("MODE %s +%s", (*f)->name.c_str(), n.c_str());
70 ServerInstance->SNO->WriteToSnoMask('a', "\2NOTICE\2: Oper %s has become %svisible (%cQ)", dest->GetFullHost().c_str(), adding ? "in" : "", adding ? '+' : '-');
71 return MODEACTION_ALLOW;
75 return MODEACTION_DENY;
80 class InvisibleDeOper : public ModeWatcher
83 InvisibleDeOper(Module* parent) : ModeWatcher(parent, 'o', MODETYPE_USER)
87 bool BeforeMode(User* source, User* dest, Channel* channel, std::string ¶m, bool adding, ModeType type)
89 /* Users who are opers and have +Q get their +Q removed when they deoper */
90 if ((!adding) && (dest->IsModeSet('Q')))
92 std::vector<std::string> newmodes;
93 newmodes.push_back(dest->nick);
94 newmodes.push_back("-Q");
95 ServerInstance->Modes->Process(newmodes, source);
102 class ModuleInvisible : public Module
108 ModuleInvisible() : qm(this), ido(this)
110 if (!ServerInstance->Modes->AddMode(&qm))
111 throw ModuleException("Could not add new modes!");
112 if (!ServerInstance->Modes->AddModeWatcher(&ido))
113 throw ModuleException("Could not add new mode watcher on usermode +o!");
115 /* Yeah i know people can take this out. I'm not about to obfuscate code just to be a pain in the ass. */
116 ServerInstance->Users->ServerNoticeAll("*** m_invisible.so has just been loaded on this network. For more information, please visit http://inspircd.org/wiki/Modules/invisible");
117 Implementation eventlist[] = {
118 I_OnUserPreMessage, I_OnUserPreNotice, I_OnUserJoin, I_OnUserPart, I_OnUserQuit,
119 I_OnHostCycle, I_OnSendWhoLine, I_OnNamesListItem
121 ServerInstance->Modules->Attach(eventlist, this, 8);
128 Version GetVersion();
129 void OnUserJoin(Membership* memb, bool sync, bool created, CUList& excepts);
130 void OnUserPart(Membership* memb, std::string &partmessage, CUList& excepts);
131 void OnUserQuit(User* user, const std::string &reason, const std::string &oper_message);
132 ModResult OnHostCycle(User* user);
133 ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list);
134 ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list);
135 void OnSendWhoLine(User* source, User* user, Channel* channel, std::string& line);
136 void OnNamesListItem(User* issuer, Membership* memb, std::string &prefixes, std::string &nick);
139 Version ModuleInvisible::GetVersion()
141 return Version("Allows opers to join channels invisibly", VF_COMMON | VF_VENDOR);
144 static void BuildExcept(Membership* memb, CUList& excepts)
146 const UserMembList* users = memb->chan->GetUsers();
147 for(UserMembCIter i = users->begin(); i != users->end(); i++)
149 // hide from all local non-opers
150 if (IS_LOCAL(i->first) && !IS_OPER(i->first))
151 excepts.insert(i->first);
155 void ModuleInvisible::OnUserJoin(Membership* memb, bool sync, bool created, CUList& excepts)
157 if (memb->user->IsModeSet('Q'))
159 BuildExcept(memb, excepts);
160 ServerInstance->SNO->WriteToSnoMask('a', "\2NOTICE\2: Oper %s has joined %s invisibly (+Q)",
161 memb->user->GetFullHost().c_str(), memb->chan->name.c_str());
165 void ModuleInvisible::OnUserPart(Membership* memb, std::string &partmessage, CUList& excepts)
167 if (memb->user->IsModeSet('Q'))
169 BuildExcept(memb, excepts);
173 void ModuleInvisible::OnUserQuit(User* user, const std::string &reason, const std::string &oper_message)
175 if (user->IsModeSet('Q'))
177 Command* parthandler = ServerInstance->Parser->GetHandler("PART");
178 std::vector<std::string> to_leave;
181 for (UCListIter f = user->chans.begin(); f != user->chans.end(); f++)
182 to_leave.push_back((*f)->name);
183 /* We cant do this neatly in one loop, as we are modifying the map we are iterating */
184 for (std::vector<std::string>::iterator n = to_leave.begin(); n != to_leave.end(); n++)
186 std::vector<std::string> parameters;
187 parameters.push_back(*n);
188 /* This triggers our OnUserPart, above, making the PART silent */
189 parthandler->Handle(parameters, user);
195 ModResult ModuleInvisible::OnHostCycle(User* user)
197 return user->IsModeSet('Q') ? MOD_RES_DENY : MOD_RES_PASSTHRU;
200 /* No privmsg response when hiding - submitted by Eric at neowin */
201 ModResult ModuleInvisible::OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
203 if ((target_type == TYPE_USER) && (IS_LOCAL(user)))
205 User* target = (User*)dest;
206 if(target->IsModeSet('Q') && !IS_OPER(user))
208 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), target->nick.c_str());
212 return MOD_RES_PASSTHRU;
215 ModResult ModuleInvisible::OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
217 return OnUserPreNotice(user, dest, target_type, text, status, exempt_list);
220 void ModuleInvisible::OnSendWhoLine(User* source, User* user, Channel* channel, std::string& line)
222 if (user->IsModeSet('Q') && !IS_OPER(source))
226 void ModuleInvisible::OnNamesListItem(User* issuer, Membership* memb, std::string &prefixes, std::string &nick)
228 if (memb->user->IsModeSet('Q') && !IS_OPER(issuer))
232 MODULE_INIT(ModuleInvisible)