mirror of https://github.com/LemmyNet/lemmy.git
Make hot rank not crash on future (#3517)
* make hot rank zero for future * parallel safepull/3538/head
parent
b3dfc3721f
commit
aa70325c11
|
@ -0,0 +1,11 @@
|
||||||
|
CREATE OR REPLACE FUNCTION hot_rank(score numeric, published timestamp without time zone)
|
||||||
|
RETURNS integer
|
||||||
|
AS $$
|
||||||
|
BEGIN
|
||||||
|
-- hours_diff:=EXTRACT(EPOCH FROM (timezone('utc',now()) - published))/3600
|
||||||
|
RETURN floor(10000 * log(greatest(1, score + 3)) / power(((EXTRACT(EPOCH FROM(timezone('utc', now()) - published)) / 3600) + 2), 1.8))::integer;
|
||||||
|
END;
|
||||||
|
$$
|
||||||
|
LANGUAGE plpgsql
|
||||||
|
IMMUTABLE;
|
||||||
|
|
|
@ -0,0 +1,16 @@
|
||||||
|
CREATE OR REPLACE FUNCTION hot_rank(score numeric, published timestamp without time zone)
|
||||||
|
RETURNS integer
|
||||||
|
AS $$
|
||||||
|
DECLARE
|
||||||
|
hours_diff numeric := EXTRACT(EPOCH FROM (timezone('utc', now()) - published)) / 3600;
|
||||||
|
BEGIN
|
||||||
|
IF (hours_diff > 0) THEN
|
||||||
|
RETURN floor(10000 * log(greatest(1, score + 3)) / power((hours_diff + 2), 1.8))::integer;
|
||||||
|
ELSE
|
||||||
|
RETURN 0;
|
||||||
|
END IF;
|
||||||
|
END;
|
||||||
|
$$
|
||||||
|
LANGUAGE plpgsql
|
||||||
|
IMMUTABLE PARALLEL SAFE;
|
||||||
|
|
Loading…
Reference in New Issue