2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008-2009 Robin Burchell <robin+git@viroteck.net>
6 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
7 * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
9 * This file is part of InspIRCd. InspIRCd is free software: you can
10 * redistribute it and/or modify it under the terms of the GNU General Public
11 * License as published by the Free Software Foundation, version 2.
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 /* $ModDesc: Implementation of callerid, usermode +g, /accept */
32 /** Users I accept messages from
34 std::set<User*> accepting;
36 /** Users who list me as accepted
38 std::list<callerid_data *> wholistsme;
40 callerid_data() : lastnotify(0) { }
42 std::string ToString(SerializeFormat format) const
44 std::ostringstream oss;
46 for (std::set<User*>::const_iterator i = accepting.begin(); i != accepting.end(); ++i)
50 oss << "," << (format == FORMAT_USER ? u->nick : u->uuid);
56 struct CallerIDExtInfo : public ExtensionItem
58 CallerIDExtInfo(Module* parent)
59 : ExtensionItem("callerid_data", parent)
63 std::string serialize(SerializeFormat format, const Extensible* container, void* item) const
65 callerid_data* dat = static_cast<callerid_data*>(item);
66 return dat->ToString(format);
69 void unserialize(SerializeFormat format, Extensible* container, const std::string& value)
71 callerid_data* dat = new callerid_data;
72 irc::commasepstream s(value);
75 dat->lastnotify = ConvToInt(tok);
77 while (s.GetToken(tok))
82 User *u = ServerInstance->FindNick(tok);
83 if ((u) && (u->registered == REG_ALL) && (!u->quitting) && (!IS_SERVER(u)))
85 callerid_data* other = this->get(u, true);
86 other->wholistsme.push_back(dat);
87 dat->accepting.insert(u);
91 void* old = set_raw(container, dat);
96 callerid_data* get(User* user, bool create)
98 callerid_data* dat = static_cast<callerid_data*>(get_raw(user));
101 dat = new callerid_data;
107 void free(void* item)
109 callerid_data* dat = static_cast<callerid_data*>(item);
111 // We need to walk the list of users on our accept list, and remove ourselves from their wholistsme.
112 for (std::set<User *>::iterator it = dat->accepting.begin(); it != dat->accepting.end(); it++)
114 callerid_data *targ = this->get(*it, false);
117 continue; // shouldn't happen, but oh well.
119 std::list<callerid_data*>::iterator it2 = std::find(targ->wholistsme.begin(), targ->wholistsme.end(), dat);
120 if (it2 != targ->wholistsme.end())
121 targ->wholistsme.erase(it2);
127 class User_g : public SimpleUserModeHandler
130 User_g(Module* Creator) : SimpleUserModeHandler(Creator, "callerid", 'g') { }
133 class CommandAccept : public Command
136 CallerIDExtInfo extInfo;
137 unsigned int maxaccepts;
138 CommandAccept(Module* Creator) : Command(Creator, "ACCEPT", 1),
141 allow_empty_last_param = false;
142 syntax = "{[+|-]<nicks>}|*}";
143 TRANSLATE2(TR_CUSTOM, TR_END);
146 virtual void EncodeParameter(std::string& parameter, int index)
151 irc::commasepstream nicks(parameter);
153 while (nicks.GetToken(tok))
157 continue; // Drop list requests, since remote servers ignore them anyway.
165 tok.erase(0, 1); // Remove the dash.
167 User* u = ServerInstance->FindNick(tok);
168 if ((!u) || (u->registered != REG_ALL) || (u->quitting) || (IS_SERVER(u)))
178 /** Will take any number of nicks (up to MaxTargets), which can be seperated by commas.
179 * - in front of any nick removes, and an * lists. This effectively means you can do:
180 * /accept nick1,nick2,nick3,*
181 * to add 3 nicks and then show your list
183 CmdResult Handle(const std::vector<std::string> ¶meters, User* user)
185 if (ServerInstance->Parser->LoopCall(user, this, parameters, 0))
187 /* Even if callerid mode is not set, we let them manage their ACCEPT list so that if they go +g they can
188 * have a list already setup. */
190 std::string tok = parameters[0];
198 else if (tok[0] == '-')
200 User* whotoremove = ServerInstance->FindNick(tok.substr(1));
202 return (RemoveAccept(user, whotoremove) ? CMD_SUCCESS : CMD_FAILURE);
208 User* whotoadd = ServerInstance->FindNick(tok[0] == '+' ? tok.substr(1) : tok);
209 if ((whotoadd) && (whotoadd->registered == REG_ALL) && (!whotoadd->quitting) && (!IS_SERVER(whotoadd)))
210 return (AddAccept(user, whotoadd) ? CMD_SUCCESS : CMD_FAILURE);
213 user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), tok.c_str());
219 RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
221 return ROUTE_BROADCAST;
224 void ListAccept(User* user)
226 callerid_data* dat = extInfo.get(user, false);
229 for (std::set<User*>::iterator i = dat->accepting.begin(); i != dat->accepting.end(); ++i)
230 user->WriteNumeric(281, "%s %s", user->nick.c_str(), (*i)->nick.c_str());
232 user->WriteNumeric(282, "%s :End of ACCEPT list", user->nick.c_str());
235 bool AddAccept(User* user, User* whotoadd)
237 // Add this user to my accept list first, so look me up..
238 callerid_data* dat = extInfo.get(user, true);
239 if (dat->accepting.size() >= maxaccepts)
241 user->WriteNumeric(456, "%s :Accept list is full (limit is %d)", user->nick.c_str(), maxaccepts);
244 if (!dat->accepting.insert(whotoadd).second)
246 user->WriteNumeric(457, "%s %s :is already on your accept list", user->nick.c_str(), whotoadd->nick.c_str());
250 // Now, look them up, and add me to their list
251 callerid_data *targ = extInfo.get(whotoadd, true);
252 targ->wholistsme.push_back(dat);
254 user->WriteServ("NOTICE %s :%s is now on your accept list", user->nick.c_str(), whotoadd->nick.c_str());
258 bool RemoveAccept(User* user, User* whotoremove)
260 // Remove them from my list, so look up my list..
261 callerid_data* dat = extInfo.get(user, false);
264 user->WriteNumeric(458, "%s %s :is not on your accept list", user->nick.c_str(), whotoremove->nick.c_str());
267 std::set<User*>::iterator i = dat->accepting.find(whotoremove);
268 if (i == dat->accepting.end())
270 user->WriteNumeric(458, "%s %s :is not on your accept list", user->nick.c_str(), whotoremove->nick.c_str());
274 dat->accepting.erase(i);
276 // Look up their list to remove me.
277 callerid_data *dat2 = extInfo.get(whotoremove, false);
280 // How the fuck is this possible.
284 std::list<callerid_data*>::iterator it = std::find(dat2->wholistsme.begin(), dat2->wholistsme.end(), dat);
285 if (it != dat2->wholistsme.end())
287 dat2->wholistsme.erase(it);
289 user->WriteServ("NOTICE %s :%s is no longer on your accept list", user->nick.c_str(), whotoremove->nick.c_str());
294 class ModuleCallerID : public Module
300 // Configuration variables:
301 bool operoverride; // Operators can override callerid.
302 bool tracknick; // Allow ACCEPT entries to update with nick changes.
303 unsigned int notify_cooldown; // Seconds between notifications.
305 /** Removes a user from all accept lists
306 * @param who The user to remove from accepts
308 void RemoveFromAllAccepts(User* who)
310 // First, find the list of people who have me on accept
311 callerid_data *userdata = cmd.extInfo.get(who, false);
315 // Iterate over the list of people who accept me, and remove all entries
316 for (std::list<callerid_data *>::iterator it = userdata->wholistsme.begin(); it != userdata->wholistsme.end(); it++)
318 callerid_data *dat = *(it);
320 // Find me on their callerid list
321 std::set<User *>::iterator it2 = dat->accepting.find(who);
323 if (it2 != dat->accepting.end())
324 dat->accepting.erase(it2);
327 userdata->wholistsme.clear();
331 ModuleCallerID() : cmd(this), myumode(this)
339 ServerInstance->Modules->AddService(myumode);
340 ServerInstance->Modules->AddService(cmd);
341 ServerInstance->Modules->AddService(cmd.extInfo);
343 Implementation eventlist[] = { I_OnRehash, I_OnUserPostNick, I_OnUserQuit, I_On005Numeric, I_OnUserPreNotice, I_OnUserPreMessage };
344 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
347 virtual ~ModuleCallerID()
351 virtual Version GetVersion()
353 return Version("Implementation of callerid, usermode +g, /accept", VF_COMMON | VF_VENDOR);
356 virtual void On005Numeric(std::string& output)
358 output += " CALLERID=g";
361 ModResult PreText(User* user, User* dest, std::string& text)
363 if (!dest->IsModeSet('g'))
364 return MOD_RES_PASSTHRU;
366 if (operoverride && IS_OPER(user))
367 return MOD_RES_PASSTHRU;
369 callerid_data* dat = cmd.extInfo.get(dest, true);
370 std::set<User*>::iterator i = dat->accepting.find(user);
372 if (i == dat->accepting.end())
374 time_t now = ServerInstance->Time();
375 /* +g and *not* accepted */
376 user->WriteNumeric(716, "%s %s :is in +g mode (server-side ignore).", user->nick.c_str(), dest->nick.c_str());
377 if (now > (dat->lastnotify + (time_t)notify_cooldown))
379 user->WriteNumeric(717, "%s %s :has been informed that you messaged them.", user->nick.c_str(), dest->nick.c_str());
380 dest->SendText(":%s 718 %s %s %s@%s :is messaging you, and you have umode +g. Use /ACCEPT +%s to allow.",
381 ServerInstance->Config->ServerName.c_str(), dest->nick.c_str(), user->nick.c_str(), user->ident.c_str(), user->dhost.c_str(), user->nick.c_str());
382 dat->lastnotify = now;
386 return MOD_RES_PASSTHRU;
389 virtual ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
391 if (IS_LOCAL(user) && target_type == TYPE_USER)
392 return PreText(user, (User*)dest, text);
394 return MOD_RES_PASSTHRU;
397 virtual ModResult OnUserPreNotice(User* user, void* dest, int target_type, std::string& text, char status, CUList &exempt_list)
399 if (IS_LOCAL(user) && target_type == TYPE_USER)
400 return PreText(user, (User*)dest, text);
402 return MOD_RES_PASSTHRU;
405 void OnUserPostNick(User* user, const std::string& oldnick)
408 RemoveFromAllAccepts(user);
411 void OnUserQuit(User* user, const std::string& message, const std::string& oper_message)
413 RemoveFromAllAccepts(user);
416 virtual void OnRehash(User* user)
418 ConfigTag* tag = ServerInstance->Config->ConfValue("callerid");
419 cmd.maxaccepts = tag->getInt("maxaccepts", 16);
420 operoverride = tag->getBool("operoverride");
421 tracknick = tag->getBool("tracknick");
422 notify_cooldown = tag->getInt("cooldown", 60);
426 MODULE_INIT(ModuleCallerID)