1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
23 #include "helperfuncs.h"
25 /* $ModDesc: Provides channel modes +a and +q */
27 char fakevalue[] = "on";
29 class ModuleChanProtect : public Module
32 bool FirstInGetsFounder;
37 ModuleChanProtect(Server* Me)
41 // here we initialise our module. Use new to create new instances of the required
45 Conf = new ConfigReader;
47 // set up our modes. We're using listmodes and not normal extmodes here.
48 // listmodes only need one parameter as everything else is assumed by the
49 // nature of the mode thats being created.
50 Srv->AddExtendedListMode('a');
51 Srv->AddExtendedListMode('q');
53 // read our config options (main config file)
54 FirstInGetsFounder = Conf->ReadFlag("options","noservices",0);
57 void Implements(char* List)
59 List[I_On005Numeric] = List[I_OnUserKick] = List[I_OnUserPart] = List[I_OnRehash] = List[I_OnUserJoin] = List[I_OnAccessCheck] = List[I_OnExtendedMode] = List[I_OnSendList] = List[I_OnSyncChannel] = 1;
62 virtual void On005Numeric(std::string &output)
64 std::stringstream line(output);
65 std::string temp1, temp2;
69 if (temp1.substr(0,10) == "CHANMODES=")
71 // append the chanmode to the end
72 temp1 = temp1.substr(10,temp1.length());
73 temp1 = "CHANMODES=qa" + temp1;
75 temp2 = temp2 + temp1 + " ";
78 output = temp2.substr(0,temp2.length()-1);
81 virtual void OnUserKick(userrec* source, userrec* user, chanrec* chan, std::string reason)
83 // FIX: when someone gets kicked from a channel we must remove their Extensibles!
84 user->Shrink("cm_founder_"+std::string(chan->name));
85 user->Shrink("cm_protect_"+std::string(chan->name));
88 virtual void OnUserPart(userrec* user, chanrec* channel, std::string partreason)
90 // FIX: when someone parts a channel we must remove their Extensibles!
91 user->Shrink("cm_founder_"+std::string(channel->name));
92 user->Shrink("cm_protect_"+std::string(channel->name));
95 virtual void OnRehash(std::string parameter)
97 // on a rehash we delete our classes for good measure and create them again.
99 Conf = new ConfigReader;
100 // re-read our config options on a rehash
101 FirstInGetsFounder = Conf->ReadFlag("options","noservices",0);
104 virtual void OnUserJoin(userrec* user, chanrec* channel)
106 // if the user is the first user into the channel, mark them as the founder, but only if
107 // the config option for it is set
108 if (FirstInGetsFounder)
110 if (Srv->CountUsers(channel) == 1)
112 // we're using Extensible::Extend to add data into user objects.
113 // this way is best as it adds data thats accessible to other modules
114 // (so long as you document your code properly) without breaking anything
115 // because its encapsulated neatly in a map.
117 // Change requested by katsklaw... when the first in is set to get founder,
118 // to make it clearer that +q has been given, send that one user the +q notice
119 // so that their client's syncronization and their sanity are left intact.
120 WriteServ(user->fd,"MODE %s +q %s",channel->name,user->nick);
121 if (user->Extend("cm_founder_"+std::string(channel->name),fakevalue))
123 Srv->Log(DEBUG,"Marked user "+std::string(user->nick)+" as founder for "+std::string(channel->name));
129 virtual int OnAccessCheck(userrec* source,userrec* dest,chanrec* channel,int access_type)
131 // here we perform access checks, this is the important bit that actually stops kicking/deopping
132 // etc of protected users. There are many types of access check, we're going to handle
133 // a relatively small number of them relevent to our module using a switch statement.
135 // don't allow action if:
136 // (A) Theyre founder (no matter what)
137 // (B) Theyre protected, and you're not
138 // always allow the action if:
139 // (A) The source is ulined
142 // firstly, if a ulined nick, or a server, is setting the mode, then allow them to set the mode
143 // without any access checks, we're not worthy :p
144 if ((Srv->IsUlined(source->nick)) || (Srv->IsUlined(source->server)) || (!strcmp(source->server,"")))
151 // a user has been deopped. Do we let them? hmmm...
153 if (dest->GetExt("cm_founder_"+std::string(channel->name)))
155 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't deop "+std::string(dest->nick)+" as they're a channel founder");
158 if ((dest->GetExt("cm_protect_"+std::string(channel->name))) && (!source->GetExt("cm_protect_"+std::string(channel->name))))
160 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't deop "+std::string(dest->nick)+" as they're protected (+a)");
165 // a user is being kicked. do we chop off the end of the army boot?
167 if (dest->GetExt("cm_founder_"+std::string(channel->name)))
169 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't kick "+std::string(dest->nick)+" as they're a channel founder");
172 if ((dest->GetExt("cm_protect_"+std::string(channel->name))) && (!source->GetExt("cm_protect_"+std::string(channel->name))))
174 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't kick "+std::string(dest->nick)+" as they're protected (+a)");
179 // a user is being dehalfopped. Yes, we do disallow -h of a +ha user
181 if (dest->GetExt("cm_founder_"+std::string(channel->name)))
183 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't de-halfop "+std::string(dest->nick)+" as they're a channel founder");
186 if ((dest->GetExt("cm_protect_"+std::string(channel->name))) && (!source->GetExt("cm_protect_"+std::string(channel->name))))
188 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't de-halfop "+std::string(dest->nick)+" as they're protected (+a)");
193 // same with devoice.
195 if (dest->GetExt("cm_founder_"+std::string(channel->name)))
197 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't devoice "+std::string(dest->nick)+" as they're a channel founder");
200 if ((dest->GetExt("cm_protect_"+std::string(channel->name))) && (!source->GetExt("cm_protect_"+std::string(channel->name))))
202 Srv->SendServ(source->fd,"484 "+std::string(source->nick)+" "+std::string(channel->name)+" :Can't devoice "+std::string(dest->nick)+" as they're protected (+a)");
208 // we dont know what this access check is, or dont care. just carry on, nothing to see here.
212 virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list ¶ms)
214 // not out mode, bail
215 if ((modechar == 'q') && (type == MT_CHANNEL))
218 chanrec* chan = (chanrec*)target;
219 userrec* theuser = Srv->FindNick(params[0]);
221 // cant find the user given as the parameter, eat the mode change.
225 // given user isnt even on the channel, eat the mode change
226 if (!Srv->IsOnChannel(theuser,chan))
229 // source is a server, or ulined, we'll let them +-q the user.
230 if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)) || (!strcmp(user->server,"")))
234 if (!theuser->GetExt("cm_founder_"+std::string(chan->name)))
236 theuser->Extend("cm_founder_"+std::string(chan->name),fakevalue);
242 if (theuser->GetExt("cm_founder_"+std::string(chan->name)))
244 theuser->Shrink("cm_founder_"+std::string(chan->name));
253 // whoops, someones being naughty!
254 WriteServ(user->fd,"468 %s %s :Only servers may set channel mode +q",user->nick, chan->name);
258 if ((modechar == 'a') && (type == MT_CHANNEL))
261 chanrec* chan = (chanrec*)target;
262 userrec* theuser = Srv->FindNick(params[0]);
264 // cant find the user given as the parameter, eat the mode change.
268 // given user isnt even on the channel, eat the mode change
269 if (!Srv->IsOnChannel(theuser,chan))
272 // source has +q, is a server, or ulined, we'll let them +-a the user.
273 if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)) || (!strcmp(user->server,"")) || (user->GetExt("cm_founder_"+std::string(chan->name))))
277 if (!theuser->GetExt("cm_protect_"+std::string(chan->name)))
279 theuser->Extend("cm_protect_"+std::string(chan->name),fakevalue);
285 if (theuser->GetExt("cm_protect_"+std::string(chan->name)))
287 theuser->Shrink("cm_protect_"+std::string(chan->name));
296 // bzzzt, wrong answer!
297 WriteServ(user->fd,"482 %s %s :You are not a channel founder",user->nick, chan->name);
304 virtual void OnSendList(userrec* user, chanrec* channel, char mode)
308 chanuserlist cl = Srv->GetUsers(channel);
309 for (unsigned int i = 0; i < cl.size(); i++)
311 if (cl[i]->GetExt("cm_founder_"+std::string(channel->name)))
313 WriteServ(user->fd,"386 %s %s %s",user->nick, channel->name,cl[i]->nick);
316 WriteServ(user->fd,"387 %s %s :End of channel founder list",user->nick, channel->name);
320 chanuserlist cl = Srv->GetUsers(channel);
321 for (unsigned int i = 0; i < cl.size(); i++)
323 if (cl[i]->GetExt("cm_protect_"+std::string(channel->name)))
325 WriteServ(user->fd,"388 %s %s %s",user->nick, channel->name,cl[i]->nick);
328 WriteServ(user->fd,"389 %s %s :End of channel protected user list",user->nick, channel->name);
333 virtual ~ModuleChanProtect()
338 virtual Version GetVersion()
340 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
343 virtual void OnSyncChannel(chanrec* chan, Module* proto, void* opaque)
345 // this is called when the server is linking into a net and wants to sync channel data.
346 // we should send our mode changes for the channel here to ensure that other servers
347 // know whos +q/+a on the channel.
348 chanuserlist cl = Srv->GetUsers(chan);
349 string_list commands;
350 for (unsigned int i = 0; i < cl.size(); i++)
352 if (cl[i]->GetExt("cm_founder_"+std::string(chan->name)))
354 proto->ProtoSendMode(opaque,TYPE_CHANNEL,chan,"+q "+std::string(cl[i]->nick));
356 if (cl[i]->GetExt("cm_protect_"+std::string(chan->name)))
358 proto->ProtoSendMode(opaque,TYPE_CHANNEL,chan,"+a "+std::string(cl[i]->nick));
366 class ModuleChanProtectFactory : public ModuleFactory
369 ModuleChanProtectFactory()
373 ~ModuleChanProtectFactory()
377 virtual Module * CreateModule(Server* Me)
379 return new ModuleChanProtect(Me);
385 extern "C" void * init_module( void )
387 return new ModuleChanProtectFactory;