8 /* $ModDesc: Implementation of callerid (umode +g & /accept, ala hybrid etc) */
14 std::set<User*> accepting;
17 callerid_data* GetData(User* who, bool extend = true)
20 if (who->GetExt("callerid_data", dat))
28 dat = new callerid_data;
29 dat->lastnotify = 0; // Can't init in struct.
30 who->Extend("callerid_data", dat);
40 void RemoveData(User* who)
43 who->GetExt("callerid_data", dat);
45 who->Shrink("callerid_data");
49 void RemoveFromAllAccepts(InspIRCd* ServerInstance, User* who)
51 for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); ++i)
53 callerid_data* dat = GetData(i->second, false);
55 std::set<User*>& accepting = dat->accepting;
56 std::set<User*>::iterator iter = accepting.find(who);
57 if (iter == accepting.end()) continue;
58 accepting.erase(iter);
62 class User_g : public ModeHandler
67 User_g(InspIRCd* Instance) : ModeHandler(Instance, 'g', 0, 0, false, MODETYPE_USER, false) { }
69 ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
71 if (adding != dest->IsModeSet('g'))
73 dest->SetMode('g', adding);
74 return MODEACTION_ALLOW;
76 return MODEACTION_DENY;
80 class CommandAccept : public Command
83 unsigned int& maxaccepts;
85 CommandAccept(InspIRCd* Instance, unsigned int& max) : Command(Instance, "ACCEPT", 0, 1), maxaccepts(max)
87 source = "m_callerid.so";
88 syntax = "{[+|-]<nicks>}|*}";
91 /* Will take any number of nicks, which can be seperated by spaces, commas, or a mix.
92 * - in front of any nick removes, and an * lists. This effectively means you can do:
93 * /accept nick1,nick2,nick3 *
94 * to add 3 nicks and then show your list
96 CmdResult Handle(const char** parameters, int pcnt, User* user)
100 /* Command stuff should've dealt with this already */
103 /* Even if callerid mode is not set, we let them manage their ACCEPT list so that if they go +g they can
104 * have a list already setup. */
105 bool atleastonechange = false;
106 for (int i = 0; i < pcnt; ++i)
108 const char* arg = parameters[i];
109 irc::commasepstream css(arg);
111 while (css.GetToken(tok))
113 if (tok.length() < 1)
117 if (IS_LOCAL(user)) continue;
120 else if (tok[0] == '-')
122 User* whotoremove = ServerInstance->FindNick(tok.substr(1));
125 atleastonechange = RemoveAccept(user, whotoremove, false) || atleastonechange;
130 User* whotoadd = ServerInstance->FindNick(tok[0] == '+' ? tok.substr(1) : tok);
133 atleastonechange = AddAccept(user, whotoadd, false) || atleastonechange;
137 user->WriteServ("401 %s %s :No such nick/channel", user->nick, tok.c_str());
142 return atleastonechange ? CMD_FAILURE : CMD_SUCCESS;
145 void ListAccept(User* user)
147 callerid_data* dat = GetData(user, false);
150 for (std::set<User*>::iterator i = dat->accepting.begin(); i != dat->accepting.end(); ++i)
152 user->WriteServ("281 %s %s", user->nick, (*i)->nick);
155 user->WriteServ("282 %s :End of ACCEPT list", user->nick);
158 bool AddAccept(User* user, User* whotoadd, bool quiet)
160 callerid_data* dat = GetData(user, true);
161 std::set<User*>& accepting = dat->accepting;
162 if (accepting.size() >= maxaccepts)
164 if (!quiet) user->WriteServ("456 %s :Accept list is full (limit is %d)", user->nick, maxaccepts);
167 if (!accepting.insert(whotoadd).second)
169 if (!quiet) user->WriteServ("457 %s %s :is already on your accept list", user->nick, whotoadd->nick);
175 bool RemoveAccept(User* user, User* whotoremove, bool quiet)
177 callerid_data* dat = GetData(user, false);
180 if (!quiet) user->WriteServ("458 %s %s :is not on your accept list", user->nick, whotoremove->nick);
183 std::set<User*>& accepting = dat->accepting;
184 std::set<User*>::iterator i = accepting.find(whotoremove);
185 if (i == accepting.end())
187 if (!quiet) user->WriteServ("458 %s %s :is not on your accept list", user->nick, whotoremove->nick);
195 class ModuleCallerID : public Module
198 CommandAccept *mycommand;
201 // Configuration variables:
202 unsigned int maxaccepts; // Maximum ACCEPT entries.
203 bool operoverride; // Operators can override callerid.
204 bool tracknick; // Allow ACCEPT entries to update with nick changes.
205 unsigned int notify_cooldown; // Seconds between notifications.
208 ModuleCallerID(InspIRCd* Me) : Module(Me)
211 mycommand = new CommandAccept(ServerInstance, maxaccepts);
212 myumode = new User_g(ServerInstance);
214 ServerInstance->AddCommand(mycommand);
215 } catch (const ModuleException& e) {
219 if (!ServerInstance->Modes->AddMode(myumode))
223 throw new ModuleException("Could not add usermode and command!");
225 Implementation eventlist[] = { I_OnRehash, I_OnUserPreNick, I_OnUserQuit, I_On005Numeric, I_OnUserPreNotice, I_OnUserPreMessage, I_OnCleanup };
226 ServerInstance->Modules->Attach(eventlist, this, 7);
236 return Version(1, 0, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
239 void On005Numeric(std::string& output)
241 output += " CALLERID=g";
244 int PreText(User* user, User* dest, std::string& text, bool notice)
246 if (!dest->IsModeSet('g')) return 0;
247 if (operoverride && IS_OPER(user)) return 0;
248 callerid_data* dat = GetData(dest, true);
249 std::set<User*>& accepting = dat->accepting;
250 time_t& lastnotify = dat->lastnotify;
251 std::set<User*>::iterator i = accepting.find(dest);
252 if (i == accepting.end())
254 time_t now = time(NULL);
255 /* +g and *not* accepted */
256 user->WriteServ("716 %s %s :is in +g mode (server-side ignore).", user->nick, dest->nick);
257 if (now > (lastnotify + (time_t)notify_cooldown))
259 user->WriteServ("717 %s %s :has been informed that you messaged them.", user->nick, dest->nick);
260 dest->WriteServ("718 %s %s %s@%s :is messaging you, and you have umode +g", dest->nick, user->nick, user->ident, user->dhost);
268 int OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
270 if (IS_LOCAL(user) && target_type == TYPE_USER)
271 return PreText(user, (User*)dest, text, true);
275 int OnUserPreNotice(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
277 if (IS_LOCAL(user) && target_type == TYPE_USER)
278 return PreText(user, (User*)dest, text, true);
282 void OnCleanup(int type, void* item)
284 if (type != TYPE_USER) return;
285 User* u = (User*)item;
286 /* Cleanup only happens on unload (before dtor), so keep this O(n) instead of O(n^2) which deferring to OnUserQuit would do. */
290 int OnUserPreNick(User* user, const std::string& newnick)
293 RemoveFromAllAccepts(ServerInstance, user);
297 void OnUserQuit(User* user, const std::string& message, const std::string& oper_message)
300 RemoveFromAllAccepts(ServerInstance, user);
303 void OnRehash(User* user, const std::string& parameter)
305 ConfigReader Conf(ServerInstance);
306 int new_maxaccepts, new_cooldown;
307 bool new_override, new_track;
308 new_maxaccepts = Conf.ReadInteger("callerid", "maxaccepts", "16", 0, true);
309 switch (Conf.GetError())
312 case CONF_VALUE_NOT_FOUND:
315 case CONF_NOT_A_NUMBER:
316 if (user) user->WriteServ("NOTICE %s :Invalid maxaccepts value '%s', not a number", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
317 throw ModuleException("Invalid maxaccepts value, not a number");
318 case CONF_INT_NEGATIVE:
319 if (user) user->WriteServ("NOTICE %s :Invalid maxaccepts value '%s', negative", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
320 throw ModuleException("Invalid maxaccepts value, negative");
323 throw ModuleException("Invalid maxaccepts value, unknown config error");
325 new_override = Conf.ReadFlag("callerid", "operoverride", "0", 0);
326 if (Conf.GetError() == CONF_VALUE_NOT_FOUND) new_override = false;
327 new_track = Conf.ReadFlag("callerid", "tracknick", "0", 0);
328 if (Conf.GetError() == CONF_VALUE_NOT_FOUND) new_track = false;
329 new_cooldown = Conf.ReadInteger("callerid", "cooldown", "60", 0, true);
330 switch (Conf.GetError())
333 case CONF_VALUE_NOT_FOUND:
336 case CONF_NOT_A_NUMBER:
337 if (user) user->WriteServ("NOTICE %s :Invalid cooldown value '%s', not a number", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
338 throw ModuleException("Invalid cooldown value, not a number");
339 case CONF_INT_NEGATIVE:
340 if (user) user->WriteServ("NOTICE %s :Invalid cooldown value '%s', negative", Conf.ReadValue("callerid", "maxaccepts", "", 0).c_str());
341 throw ModuleException("Invalid cooldown value, negative");
344 throw ModuleException("Invalid cooldown value, unknown config error");
346 maxaccepts = new_maxaccepts;
347 notify_cooldown = new_cooldown;
348 operoverride = new_override;
349 tracknick = new_track;
353 MODULE_INIT(ModuleCallerID)