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feat: Dynamically limit the number of participants in a room (#9880) 

* Dynamically limit the number of participants in a room

* Remove log
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abora8x8 2021-09-09 16:15:14 +03:00 committed by GitHub
parent 07d023968a
commit a5fc75ed35
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1 changed files with 10 additions and 4 deletions
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14
resources/prosody-plugins/mod_muc_max_occupants.lua
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@ -7,6 +7,7 @@
local split_jid = require "util.jid".split;
local st = require "util.stanza";
local it = require "util.iterators";
local is_healthcheck_room = module:require "util".is_healthcheck_room;
local whitelist = module:get_option_set("muc_access_whitelist");
local MAX_OCCUPANTS = module:get_option_number("muc_max_occupants", -1);
@ -17,10 +18,12 @@ end
local function check_for_max_occupants(event)
local room, origin, stanza = event.room, event.origin, event.stanza;
local actor = stanza.attr.from;
local user, domain, res = split_jid(stanza.attr.from);
if is_healthcheck_room(room.jid) then
return;
end
--no user object means no way to check for max occupants
if user == nil then
return
@ -32,11 +35,14 @@ local function check_for_max_occupants(event)
end
if room and not room._jid_nick[stanza.attr.from] then
local max_occupants_by_room = event.room._data.max_occupants;
local count = count_keys(room._occupants);
local slots = MAX_OCCUPANTS;
-- if no of occupants limit is set per room basis use
-- that settings otherwise use the global one
local slots = max_occupants_by_room or MAX_OCCUPANTS;
-- If there is no whitelist, just check the count.
if not whitelist and count >= MAX_OCCUPANTS then
if not whitelist and count >= slots then
module:log("info", "Attempt to enter a maxed out MUC");
origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
return true;