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1 /*
2  * InspIRCd -- Internet Relay Chat Daemon
3  *
4  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5  *   Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
6  *
7  * This file is part of InspIRCd.  InspIRCd is free software: you can
8  * redistribute it and/or modify it under the terms of the GNU General Public
9  * License as published by the Free Software Foundation, version 2.
10  *
11  * This program is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
14  * details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19
20
21 #include "inspircd.h"
22
23 /* $ModDesc: Implements extban +b j: - matching channel bans */
24
25 class ModuleBadChannelExtban : public Module
26 {
27  private:
28  public:
29         ModuleBadChannelExtban()        {
30                 Implementation eventlist[] = { I_OnCheckBan, I_On005Numeric };
31                 ServerInstance->Modules->Attach(eventlist, this, 2);
32         }
33
34         ~ModuleBadChannelExtban()
35         {
36         }
37
38         Version GetVersion()
39         {
40                 return Version("Extban 'j' - channel status/join ban", VF_OPTCOMMON|VF_VENDOR);
41         }
42
43         ModResult OnCheckBan(User *user, Channel *c, const std::string& mask)
44         {
45                 if ((mask.length() > 2) && (mask[0] == 'j') && (mask[1] == ':'))
46                 {
47                         std::string rm = mask.substr(2);
48                         char status = 0;
49                         ModeHandler* mh = ServerInstance->Modes->FindPrefix(rm[0]);
50                         if (mh)
51                         {
52                                 rm = mask.substr(3);
53                                 status = mh->GetModeChar();
54                         }
55                         for (UCListIter i = user->chans.begin(); i != user->chans.end(); i++)
56                         {
57                                 if (InspIRCd::Match((**i).name, rm))
58                                 {
59                                         if (status)
60                                         {
61                                                 Membership* memb = (**i).GetUser(user);
62                                                 if (memb && memb->hasMode(status))
63                                                         return MOD_RES_DENY;
64                                         }
65                                         else
66                                                 return MOD_RES_DENY;
67                                 }
68                         }
69                 }
70                 return MOD_RES_PASSTHRU;
71         }
72
73         void On005Numeric(std::string &output)
74         {
75                 ServerInstance->AddExtBanChar('j');
76         }
77 };
78
79
80 MODULE_INIT(ModuleBadChannelExtban)
81