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1 /*
2  * InspIRCd -- Internet Relay Chat Daemon
3  *
4  *   Copyright (C) 2013, 2018 Sadie Powell <sadie@witchery.services>
5  *   Copyright (C) 2012-2014, 2016 Attila Molnar <attilamolnar@hush.com>
6  *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
7  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
8  *   Copyright (C) 2007-2008, 2010 Craig Edwards <brain@inspircd.org>
9  *   Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
10  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
11  *
12  * This file is part of InspIRCd.  InspIRCd is free software: you can
13  * redistribute it and/or modify it under the terms of the GNU General Public
14  * License as published by the Free Software Foundation, version 2.
15  *
16  * This program is distributed in the hope that it will be useful, but WITHOUT
17  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
18  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
19  * details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
23  */
24
25
26 #include "inspircd.h"
27
28 /** Handle /SAPART
29  */
30 class CommandSapart : public Command
31 {
32  public:
33         CommandSapart(Module* Creator) : Command(Creator,"SAPART", 2, 3)
34         {
35                 flags_needed = 'o'; syntax = "<nick> <channel>[,<channel>]+ [:<reason>]";
36                 TRANSLATE3(TR_NICK, TR_TEXT, TR_TEXT);
37         }
38
39         CmdResult Handle(User* user, const Params& parameters) CXX11_OVERRIDE
40         {
41                 if (CommandParser::LoopCall(user, this, parameters, 1))
42                         return CMD_FAILURE;
43
44                 User* dest = ServerInstance->FindNick(parameters[0]);
45                 Channel* channel = ServerInstance->FindChan(parameters[1]);
46                 std::string reason;
47
48                 if ((dest) && (dest->registered == REG_ALL) && (channel))
49                 {
50                         if (parameters.size() > 2)
51                                 reason = parameters[2];
52
53                         if (dest->server->IsULine())
54                         {
55                                 user->WriteNumeric(ERR_NOPRIVILEGES, "Cannot use an SA command on a U-lined client");
56                                 return CMD_FAILURE;
57                         }
58
59                         if (!channel->HasUser(dest))
60                         {
61                                 user->WriteNotice("*** " + dest->nick + " is not on " + channel->name);
62                                 return CMD_FAILURE;
63                         }
64
65                         /* For local clients, directly part them generating a PART message. For remote clients,
66                          * just return CMD_SUCCESS knowing the protocol module will route the SAPART to the users
67                          * local server and that will generate the PART instead
68                          */
69                         if (IS_LOCAL(dest))
70                         {
71                                 channel->PartUser(dest, reason);
72                                 ServerInstance->SNO->WriteGlobalSno('a', user->nick+" used SAPART to make "+dest->nick+" part "+channel->name);
73                         }
74
75                         return CMD_SUCCESS;
76                 }
77                 else
78                 {
79                         user->WriteNotice("*** Invalid nickname or channel");
80                 }
81
82                 return CMD_FAILURE;
83         }
84
85         RouteDescriptor GetRouting(User* user, const Params& parameters) CXX11_OVERRIDE
86         {
87                 return ROUTE_OPT_UCAST(parameters[0]);
88         }
89 };
90
91
92 class ModuleSapart : public Module
93 {
94         CommandSapart cmd;
95  public:
96         ModuleSapart()
97                 : cmd(this)
98         {
99         }
100
101         Version GetVersion() CXX11_OVERRIDE
102         {
103                 return Version("Provides the SAPART command, allows opers to force-part users from channels", VF_OPTCOMMON | VF_VENDOR);
104         }
105 };
106
107 MODULE_INIT(ModuleSapart)