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1 /*
2  * InspIRCd -- Internet Relay Chat Daemon
3  *
4  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
5  *   Copyright (C) 2007 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 /** Handle /CYCLE
24  */
25 class CommandCycle : public SplitCommand
26 {
27  public:
28         CommandCycle(Module* Creator)
29                 : SplitCommand(Creator, "CYCLE", 1)
30         {
31                 Penalty = 3; syntax = "<channel> :[reason]";
32         }
33
34         CmdResult HandleLocal(const std::vector<std::string> &parameters, LocalUser* user)
35         {
36                 Channel* channel = ServerInstance->FindChan(parameters[0]);
37                 std::string reason = ConvToStr("Cycling");
38
39                 if (parameters.size() > 1)
40                 {
41                         /* reason provided, use it */
42                         reason = reason + ": " + parameters[1];
43                 }
44
45                 if (!channel)
46                 {
47                         user->WriteNumeric(ERR_NOSUCHCHANNEL, "%s :No such channel", parameters[0].c_str());
48                         return CMD_FAILURE;
49                 }
50
51                 if (channel->HasUser(user))
52                 {
53                         /*
54                          * technically, this is only ever sent locally, but pays to be safe ;p
55                          */
56                         if (IS_LOCAL(user))
57                         {
58                                 if (channel->GetPrefixValue(user) < VOICE_VALUE && channel->IsBanned(user))
59                                 {
60                                         /* banned, boned. drop the message. */
61                                         user->WriteNotice("*** You may not cycle, as you are banned on channel " + channel->name);
62                                         return CMD_FAILURE;
63                                 }
64
65                                 channel->PartUser(user, reason);
66                                 Channel::JoinUser(user, parameters[0], true);
67                         }
68
69                         return CMD_SUCCESS;
70                 }
71                 else
72                 {
73                         user->WriteNumeric(ERR_NOTONCHANNEL, "%s :You're not on that channel", channel->name.c_str());
74                 }
75
76                 return CMD_FAILURE;
77         }
78 };
79
80
81 class ModuleCycle : public Module
82 {
83         CommandCycle cmd;
84
85  public:
86         ModuleCycle()
87                 : cmd(this)
88         {
89         }
90
91         Version GetVersion() CXX11_OVERRIDE
92         {
93                 return Version("Provides command CYCLE, acts as a server-side HOP command to part and rejoin a channel.", VF_VENDOR);
94         }
95 };
96
97 MODULE_INIT(ModuleCycle)