prosody
f937bb5c83c3
plugins/muc/lock.lib.lua

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plugins/muc/lock.lib.lua @ 6206:f937bb5c83c3

plugins/muc: Move locking to seperate module
author daurnimator <quae@daurnimator.com>
date Wed, 02 Apr 2014 15:48:25 -0400
child 6207:a5928fdeaf97
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6205:49dd381666f3 6206:f937bb5c83c3
1 -- Prosody IM
2 -- Copyright (C) 2008-2010 Matthew Wild
3 -- Copyright (C) 2008-2010 Waqas Hussain
4 -- Copyright (C) 2014 Daurnimator
5 --
6 -- This project is MIT/X11 licensed. Please see the
7 -- COPYING file in the source package for more information.
8 --
9
10 local lock_rooms = module:get_option_boolean("muc_room_locking", false);
11 local lock_room_timeout = module:get_option_number("muc_room_lock_timeout", 300);
12
13 local function lock(room)
14 module:fire_event("muc-room-locked", {room = room;});
15 room.locked = true;
16 end
17 local function unlock(room)
18 module:fire_event("muc-room-unlocked", {room = room;});
19 room.locked = nil;
20 end
21 local function is_locked(room)
22 return not not room.locked;
23 end
24
25 if lock_rooms then
26 module:hook("muc-room-created", function(event)
27 local room = event.room;
28 lock(room);
29 if lock_room_timeout and lock_room_timeout > 0 then
30 module:add_timer(lock_room_timeout, function ()
31 if is_locked(room) then
32 room:destroy(); -- Not unlocked in time
33 end
34 end);
35 end
36 end);
37 end
38
39 -- Older groupchat protocol doesn't lock
40 module:hook("muc-room-pre-create", function(event)
41 if is_locked(event.room) and not event.stanza:get_child("x", "http://jabber.org/protocol/muc") then
42 unlock(event.room);
43 end
44 end, 10);
45
46 -- Don't let users into room while it is locked
47 module:hook("muc-occupant-pre-join", function(event)
48 if is_locked(event.room) then -- Deny entry
49 event.origin.send(st.error_reply(event.stanza, "cancel", "item-not-found"));
50 return true;
51 end
52 end, -30);
53
54 -- When config is submitted; unlock the room
55 module:hook("muc-config-submitted", function(event)
56 if is_locked(event.room) then
57 unlock(event.room);
58 end
59 end, -1);
60
61 return {
62 lock = lock;
63 unlock = unlock;
64 is_locked = is_locked;
65 };