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plugins/muc/lock.lib.lua @ 13270:14bbfb2cc8dd default tip
lint: Teach luacheck about module:once
Silence warning for using this introduced in 9c62ffbdf2ae
author | Kim Alvefur <zash@zash.se> |
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date | Sun, 15 Oct 2023 16:43:14 +0200 |
parent | 13209:c8d949cf6b09 |
rev | line source |
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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 st = require "prosody.util.stanza"; |
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mod_muc: Import util.stanza into the config handler modules that need it. Fixes #432.
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11 |
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MUC: Enable room locking by default to gather feedback (#328)
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12 local lock_rooms = module:get_option_boolean("muc_room_locking", true); |
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plugins: Switch to :get_option_period() for time range options
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13 local lock_room_timeout = module:get_option_period("muc_room_lock_timeout", "5 minutes"); |
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14 |
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15 local function lock(room) |
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16 module:fire_event("muc-room-locked", {room = room;}); |
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MUC: Use a timestamp to keep track of when to unlock room instead of a timer (so timer does not unlock an evicted room)
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17 room._data.locked = os.time() + lock_room_timeout; |
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18 end |
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19 local function unlock(room) |
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20 module:fire_event("muc-room-unlocked", {room = room;}); |
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MUC: Move the locked flag into persisted data (so not to lose it on eviction)
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21 room._data.locked = nil; |
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22 end |
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23 local function is_locked(room) |
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24 local ts = room._data.locked; |
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25 if ts then |
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MUC/lock: Fix locking timeout to account for the direction of time
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26 if os.time() < ts then return true; end |
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27 unlock(room); |
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28 end |
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29 return false; |
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30 end |
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31 |
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32 if lock_rooms then |
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33 module:hook("muc-room-pre-create", function(event) |
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34 -- Older groupchat protocol doesn't lock |
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35 if not event.stanza:get_child("x", "http://jabber.org/protocol/muc") then return end |
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36 -- Lock room at creation |
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37 local room = event.room; |
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38 lock(room); |
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39 end, 10); |
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40 end |
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41 |
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42 -- Don't let users into room while it is locked |
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43 module:hook("muc-occupant-pre-join", function(event) |
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44 if not event.is_new_room and is_locked(event.room) then -- Deny entry |
7999 | 45 module:log("debug", "Room is locked, denying entry"); |
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46 event.origin.send(st.error_reply(event.stanza, "cancel", "item-not-found", nil, module.host)); |
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47 return true; |
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48 end |
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49 end, -30); |
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50 |
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51 -- When config is submitted; unlock the room |
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52 module:hook("muc-config-submitted", function(event) |
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53 if is_locked(event.room) then |
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54 unlock(event.room); |
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55 end |
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56 end, -1); |
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57 |
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58 return { |
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59 lock = lock; |
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60 unlock = unlock; |
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61 is_locked = is_locked; |
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62 }; |