mirrors/prosody
1
0
Fork 0
mirror of https://github.com/bjc/prosody.git synced 2025-04-04 05:37:39 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

mod_storage_internal: Optimize truncation

Browse source
This commit is contained in:
Kim Alvefur 2017-11-10 09:44:30 +01:00
parent cb209b0f1e
commit 06addc9a73
1 changed files with 5 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

9
plugins/mod_storage_internal.lua
View file

@ -195,14 +195,15 @@ function archive:delete(username, query)
if query.reverse then
-- Before: { 1, 2, 3, 4, 5, }
-- After: { 1, 2, 3 }
while #items > query.truncate do
table.remove(items);
for i = #items, query.truncate + 1, -1 do
items[i] = nil;
end
else
-- Before: { 1, 2, 3, 4, 5, }
-- After: { 3, 4, 5 }
while #items > query.truncate do
table.remove(items, 1);
local offset = #items - query.truncate;
for i = 1, #items do
items[i] = items[i+offset];
end
end
end