series.cgi: warn on event predecessor self-reference

2020-12-15 13:10:26 +01:00
parent 51c6a792a5
commit 2dae999521
2 changed files with 9 additions and 7 deletions
--- a/website/agenda/planung/calendar.cgi
+++ b/website/agenda/planung/calendar.cgi
@@ -466,7 +466,8 @@ sub showCalendar {
                    series_id  => $options->{series_id}
                }
            );
-            if ((defined $series->[0]) && ( $series->[0]->{predecessor_id})){
+            if ( defined $series->[0] and $series->[0]->{predecessor_id}
+                and $series->[0]->{predecessor_id} ne $series->[0]->{id} ){
                my $events2 = getSeriesEvents( $config, $request, {
                    series_id => $series->[0]->{predecessor_id}
                }, $params );