--- --- This function updates the project_sums_agg count for a given type. --- CREATE FUNCTION "project_sums" () RETURNS OPAQUE AS ' DECLARE num integer; curr_group integer; BEGIN --- --- Get number of things this group has now --- IF TG_ARGV[0]=\'surv\' THEN IF TG_OP=\'DELETE\' THEN SELECT INTO num count(*) FROM surveys WHERE OLD.group_id=group_id AND is_active=1; curr_group := OLD.group_id; ELSE SELECT INTO num count(*) FROM surveys WHERE NEW.group_id=group_id AND is_active=1; curr_group := NEW.group_id; END IF; END IF; IF TG_ARGV[0]=\'mail\' THEN IF TG_OP=\'DELETE\' THEN SELECT INTO num count(*) FROM mail_group_list WHERE OLD.group_id=group_id AND is_public=1; curr_group := OLD.group_id; ELSE SELECT INTO num count(*) FROM mail_group_list WHERE NEW.group_id=group_id AND is_public=1; curr_group := NEW.group_id; END IF; END IF; IF TG_ARGV[0]=\'fmsg\' THEN IF TG_OP=\'DELETE\' THEN SELECT INTO curr_group group_id FROM forum_group_list WHERE OLD.group_forum_id=group_forum_id; SELECT INTO num count(*) FROM forum, forum_group_list WHERE forum.group_forum_id=forum_group_list.group_forum_id AND forum_group_list.is_public=1 AND forum_group_list.group_id=curr_group; ELSE SELECT INTO curr_group group_id FROM forum_group_list WHERE NEW.group_forum_id=group_forum_id; SELECT INTO num count(*) FROM forum, forum_group_list WHERE forum.group_forum_id=forum_group_list.group_forum_id AND forum_group_list.is_public=1 AND forum_group_list.group_id=curr_group; END IF; END IF; IF TG_ARGV[0]=\'fora\' THEN IF TG_OP=\'DELETE\' THEN SELECT INTO num count(*) FROM forum_group_list WHERE OLD.group_id=group_id AND is_public=1; curr_group = OLD.group_id; --- also need to update message count DELETE FROM project_sums_agg WHERE group_id=OLD.group_id AND type=\'fmsg\'; INSERT INTO project_sums_agg SELECT forum_group_list.group_id,\'fmsg\'::text AS type, count(forum.msg_id) AS count FROM forum, forum_group_list WHERE forum.group_forum_id=forum_group_list.group_forum_id AND forum_group_list.is_public=1 GROUP BY group_id,type; ELSE SELECT INTO num count(*) FROM forum_group_list WHERE NEW.group_id=group_id AND is_public=1; curr_group = NEW.group_id; --- fora do not get deleted... they get their status set to 9 IF NEW.is_public=9 THEN --- also need to update message count DELETE FROM project_sums_agg WHERE group_id=NEW.group_id AND type=\'fmsg\'; INSERT INTO project_sums_agg SELECT forum_group_list.group_id,\'fmsg\'::text AS type, count(forum.msg_id) AS count FROM forum, forum_group_list WHERE forum.group_forum_id=forum_group_list.group_forum_id AND forum_group_list.is_public=1 GROUP BY group_id,type; END IF; END IF; END IF; --- --- See if this group already has a row in project_sums_agg for these things --- PERFORM * FROM project_sums_agg WHERE curr_group=group_id AND type=TG_ARGV[0]; IF NOT FOUND THEN --- --- Create row for this group --- INSERT INTO project_sums_agg VALUES (curr_group, TG_ARGV[0], num); ELSE --- --- Update count --- UPDATE project_sums_agg SET count=num WHERE curr_group=group_id AND type=TG_ARGV[0]; END IF; IF TG_OP=\'DELETE\' THEN RETURN OLD; ELSE RETURN NEW; END IF; END; ' LANGUAGE 'plpgsql'; CREATE TRIGGER "surveys_agg_trig" AFTER INSERT OR DELETE OR UPDATE ON "surveys" FOR EACH ROW EXECUTE PROCEDURE project_sums('surv'); CREATE TRIGGER "mail_agg_trig" AFTER INSERT OR DELETE OR UPDATE ON "mail_group_list" FOR EACH ROW EXECUTE PROCEDURE project_sums('mail'); CREATE TRIGGER "fmsg_agg_trig" AFTER INSERT OR DELETE OR UPDATE ON "forum" FOR EACH ROW EXECUTE PROCEDURE project_sums('fmsg'); CREATE TRIGGER "fora_agg_trig" AFTER INSERT OR DELETE OR UPDATE ON "forum_group_list" FOR EACH ROW EXECUTE PROCEDURE project_sums('fora');