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CREATE FUNCTION _api.like_insert()
RETURNS TRIGGER
LANGUAGE plpgsql VOLATILE
AS $BODY$
DECLARE
_user_id INTEGER;
BEGIN
_user_id = _api.get_user_id();
IF
NEW.post_id IS NULL AND
NEW.comment_id IS NULL
THEN
-- for now
PERFORM _api.raise_deny();
END IF;
NEW.value := COALESCE(NEW.value, TRUE);
INSERT INTO xssbook.like (
user_id,
post_id,
comment_id,
value
) VALUES (
_user_id,
NEW.post_id,
NEW.comment_id,
NEW.value
)
RETURNING id
INTO NEW.id;
RETURN NEW;
END
$BODY$;
GRANT EXECUTE ON FUNCTION _api.like_insert()
TO rest_user;
GRANT INSERT ON TABLE api.like
TO rest_user;
GRANT INSERT ON TABLE xssbook.like
TO rest_user;
GRANT UPDATE ON TABLE sys.like_id_seq
TO rest_user;
CREATE TRIGGER api_like_insert_trgr
INSTEAD OF INSERT
ON api.like
FOR EACH ROW
EXECUTE PROCEDURE _api.like_insert();
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