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-rw-r--r--plugins/mod_muc_mam.lua8
1 files changed, 7 insertions, 1 deletions
diff --git a/plugins/mod_muc_mam.lua b/plugins/mod_muc_mam.lua
index bba7f422..eb93a386 100644
--- a/plugins/mod_muc_mam.lua
+++ b/plugins/mod_muc_mam.lua
@@ -458,8 +458,14 @@ if cleanup_after ~= "never" then
-- messages, we collect the union of sets of rooms from dates that fall
-- outside the cleanup range.
+ local last_date = require "util.cache".new(module:get_option_number("muc_log_cleanup_date_cache_size", 1000));
function schedule_cleanup(roomname, date)
- cleanup_map:set(date or datestamp(), roomname, true);
+ date = date or datestamp();
+ if last_date:get(roomname) == date then return end
+ local ok = cleanup_map:set(date, roomname, true);
+ if ok then
+ last_date:set(roomname, date);
+ end
end
cleanup_runner = require "util.async".runner(function ()