51 lines
975 B
PL/PgSQL
51 lines
975 B
PL/PgSQL
CREATE FUNCTION _api.comment_update()
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RETURNS TRIGGER
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LANGUAGE plpgsql VOLATILE
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AS $BODY$
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DECLARE
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_user_id INTEGER;
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_changed BOOLEAN;
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BEGIN
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_user_id = _api.get_user_id();
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_changed = FALSE;
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IF OLD.user_id <> _user_id THEN
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PERFORM _api.raise_deny();
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END IF;
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NEW.content = COALESCE(NEW.content, OLD.content);
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NEW.content := _api.trim(NEW.content);
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PERFORM _api.validate_text(
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_text => NEW.content,
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_column => 'content',
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_min => 1,
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_max => 1024
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);
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IF NEW.content IS DISTINCT FROM OLD.content THEN
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_changed = TRUE;
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END IF;
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IF _changed THEN
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UPDATE admin.comment
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SET content = NEW.content
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WHERE id = OLD.id;
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END IF;
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RETURN NEW;
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END
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$BODY$;
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GRANT EXECUTE ON FUNCTION _api.comment_update()
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TO rest_user;
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GRANT UPDATE ON TABLE api.comment
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TO rest_user;
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GRANT UPDATE ON TABLE admin.comment
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TO rest_user;
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CREATE TRIGGER api_comment_update_trgr
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INSTEAD OF UPDATE
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ON api.comment
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FOR EACH ROW
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EXECUTE PROCEDURE _api.comment_update();
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