mod_muc_mam: Tweak calculation of max history to retrieve

1 files changed, 6 insertions, 2 deletions

diff --git a/plugins/mod_muc_mam.lua b/plugins/mod_muc_mam.lua
index bf3cae45..de59641c 100644
--- a/plugins/mod_muc_mam.lua
+++ b/plugins/mod_muc_mam.lua
@@ -241,14 +241,18 @@ module:hook("muc-get-history", function (event)
 	local room = event.room;
 	if not archiving_enabled(room) then return end
 	local room_jid = room.jid;
-	local maxstanzas = event.maxstanzas or math.huge;
+	local maxstanzas = event.maxstanzas;
 	local maxchars = event.maxchars;
 	local since = event.since;
 	local to = event.to;
 
+	if not maxstanzas or maxstanzas > get_historylength(room) then
+		maxstanzas = get_historylength(room);
+	end
+
 	-- Load all the data!
 	local query = {
-		limit = math.min(maxstanzas, get_historylength(room));
+		limit = maxstanzas;
 		start = since;
 		reverse = true;
 		with = "message<groupchat";