mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-12-11 21:44:52 +00:00
9785b20843
* Adding a scaled sort, to boost smaller communities. - Previously referred to as *best* . - Fixes #3622 * Fixing scheduled task update. * Converting hot_rank integers to floats. * Altering hot_rank psql function to default to zero after a week. * Setting scaled_rank to zero, where hot_rank is zero. * Adding image_upload table.
88 lines
2.1 KiB
PL/PgSQL
88 lines
2.1 KiB
PL/PgSQL
DROP FUNCTION scaled_rank;
|
|
|
|
ALTER TABLE community_aggregates
|
|
ALTER COLUMN hot_rank TYPE integer,
|
|
ALTER COLUMN hot_rank SET DEFAULT 1728;
|
|
|
|
ALTER TABLE comment_aggregates
|
|
ALTER COLUMN hot_rank TYPE integer,
|
|
ALTER COLUMN hot_rank SET DEFAULT 1728;
|
|
|
|
ALTER TABLE post_aggregates
|
|
ALTER COLUMN hot_rank TYPE integer,
|
|
ALTER COLUMN hot_rank SET DEFAULT 1728,
|
|
ALTER COLUMN hot_rank_active TYPE integer,
|
|
ALTER COLUMN hot_rank_active SET DEFAULT 1728;
|
|
|
|
-- Change back to integer version
|
|
DROP FUNCTION hot_rank (numeric, published timestamp with time zone);
|
|
|
|
CREATE OR REPLACE FUNCTION hot_rank (score numeric, published timestamp with time zone)
|
|
RETURNS integer
|
|
AS $$
|
|
DECLARE
|
|
hours_diff numeric := EXTRACT(EPOCH FROM (now() - published)) / 3600;
|
|
BEGIN
|
|
IF (hours_diff > 0) THEN
|
|
RETURN floor(10000 * log(greatest (1, score + 3)) / power((hours_diff + 2), 1.8))::integer;
|
|
ELSE
|
|
-- if the post is from the future, set hot score to 0. otherwise you can game the post to
|
|
-- always be on top even with only 1 vote by setting it to the future
|
|
RETURN 0;
|
|
END IF;
|
|
END;
|
|
$$
|
|
LANGUAGE plpgsql
|
|
IMMUTABLE PARALLEL SAFE;
|
|
|
|
ALTER TABLE post_aggregates
|
|
DROP COLUMN scaled_rank;
|
|
|
|
-- The following code is necessary because postgres can't remove
|
|
-- a single enum value.
|
|
ALTER TABLE local_user
|
|
ALTER default_sort_type DROP DEFAULT;
|
|
|
|
UPDATE
|
|
local_user
|
|
SET
|
|
default_sort_type = 'Hot'
|
|
WHERE
|
|
default_sort_type = 'Scaled';
|
|
|
|
-- rename the old enum
|
|
ALTER TYPE sort_type_enum RENAME TO sort_type_enum__;
|
|
|
|
-- create the new enum
|
|
CREATE TYPE sort_type_enum AS ENUM (
|
|
'Active',
|
|
'Hot',
|
|
'New',
|
|
'Old',
|
|
'TopDay',
|
|
'TopWeek',
|
|
'TopMonth',
|
|
'TopYear',
|
|
'TopAll',
|
|
'MostComments',
|
|
'NewComments',
|
|
'TopHour',
|
|
'TopSixHour',
|
|
'TopTwelveHour',
|
|
'TopThreeMonths',
|
|
'TopSixMonths',
|
|
'TopNineMonths'
|
|
);
|
|
|
|
-- alter all your enum columns
|
|
ALTER TABLE local_user
|
|
ALTER COLUMN default_sort_type TYPE sort_type_enum
|
|
USING default_sort_type::text::sort_type_enum;
|
|
|
|
ALTER TABLE local_user
|
|
ALTER default_sort_type SET DEFAULT 'Active';
|
|
|
|
-- drop the old enum
|
|
DROP TYPE sort_type_enum__;
|
|
|