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