mirror of
https://github.com/LemmyNet/lemmy
synced 2024-11-09 01:10:39 +00:00
116 lines
3.6 KiB
SQL
Vendored
116 lines
3.6 KiB
SQL
Vendored
-- Add the columns
|
|
alter table post add column embed_title text;
|
|
alter table post add column embed_description text;
|
|
alter table post add column embed_html text;
|
|
alter table post add column thumbnail_url text;
|
|
|
|
-- Regenerate the views
|
|
|
|
-- Adds a newest_activity_time for the post_views, in order to sort by newest comment
|
|
drop view post_view;
|
|
drop view post_mview;
|
|
drop materialized view post_aggregates_mview;
|
|
drop view post_aggregates_view;
|
|
|
|
-- regen post view
|
|
create view post_aggregates_view as
|
|
select
|
|
p.*,
|
|
(select u.banned from user_ u where p.creator_id = u.id) as banned,
|
|
(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
|
|
(select name from user_ where p.creator_id = user_.id) as creator_name,
|
|
(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
|
|
(select name from community where p.community_id = community.id) as community_name,
|
|
(select removed from community c where p.community_id = c.id) as community_removed,
|
|
(select deleted from community c where p.community_id = c.id) as community_deleted,
|
|
(select nsfw from community c where p.community_id = c.id) as community_nsfw,
|
|
(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
|
|
coalesce(sum(pl.score), 0) as score,
|
|
count (case when pl.score = 1 then 1 else null end) as upvotes,
|
|
count (case when pl.score = -1 then 1 else null end) as downvotes,
|
|
hot_rank(coalesce(sum(pl.score) , 0),
|
|
(
|
|
case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
|
|
else greatest(c.recent_comment_time, p.published)
|
|
end
|
|
)
|
|
) as hot_rank,
|
|
(
|
|
case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
|
|
else greatest(c.recent_comment_time, p.published)
|
|
end
|
|
) as newest_activity_time
|
|
from post p
|
|
left join post_like pl on p.id = pl.post_id
|
|
left join (
|
|
select post_id,
|
|
max(published) as recent_comment_time
|
|
from comment
|
|
group by 1
|
|
) c on p.id = c.post_id
|
|
group by p.id, c.recent_comment_time;
|
|
|
|
create materialized view post_aggregates_mview as select * from post_aggregates_view;
|
|
|
|
create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
|
|
|
|
create view post_view as
|
|
with all_post as (
|
|
select
|
|
pa.*
|
|
from post_aggregates_view pa
|
|
)
|
|
select
|
|
ap.*,
|
|
u.id as user_id,
|
|
coalesce(pl.score, 0) as my_vote,
|
|
(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
|
|
(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
|
|
(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
|
|
from user_ u
|
|
cross join all_post ap
|
|
left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
|
|
|
|
union all
|
|
|
|
select
|
|
ap.*,
|
|
null as user_id,
|
|
null as my_vote,
|
|
null as subscribed,
|
|
null as read,
|
|
null as saved
|
|
from all_post ap
|
|
;
|
|
|
|
create view post_mview as
|
|
with all_post as (
|
|
select
|
|
pa.*
|
|
from post_aggregates_mview pa
|
|
)
|
|
select
|
|
ap.*,
|
|
u.id as user_id,
|
|
coalesce(pl.score, 0) as my_vote,
|
|
(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
|
|
(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
|
|
(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
|
|
from user_ u
|
|
cross join all_post ap
|
|
left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
|
|
|
|
union all
|
|
|
|
select
|
|
ap.*,
|
|
null as user_id,
|
|
null as my_vote,
|
|
null as subscribed,
|
|
null as read,
|
|
null as saved
|
|
from all_post ap
|
|
;
|
|
|
|
|