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-rw-r--r--lib/Travel/Status/DE/HAFAS.pm19
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/Travel/Status/DE/HAFAS.pm b/lib/Travel/Status/DE/HAFAS.pm
index 21b0684..26c68d6 100644
--- a/lib/Travel/Status/DE/HAFAS.pm
+++ b/lib/Travel/Status/DE/HAFAS.pm
@@ -345,7 +345,7 @@ sub get_services {
sub get_service {
my ($service) = @_;
- if ( defined $service ) {
+ if ( defined $service and exists $hafas_instance{$service}) {
return %{ $hafas_instance{$service} };
}
return;
@@ -354,7 +354,10 @@ sub get_service {
sub get_active_service {
my ($self) = @_;
- return %{ $hafas_instance{ $self->{active_service} } };
+ if (defined $self->{active_service}) {
+ return %{ $hafas_instance{ $self->{active_service} } };
+ }
+ return;
}
1;
@@ -504,10 +507,11 @@ on the return value.
=item $status->get_active_service
-Returns a hash describing the active service. Contains the keys
-B<url> (URL to the station board service), B<stopfinder> (URL to the
-stopfinder service, if supported), B<name>, and B<productbits>
-(arrayref describing the supported modes of transport, may contain duplicates).
+Returns a hash describing the active service when a service is active and
+nothing otherwise. The hash contains the keys B<url> (URL to the station board
+service), B<stopfinder> (URL to the stopfinder service, if supported), B<name>,
+and B<productbits> (arrayref describing the supported modes of transport, may
+contain duplicates).
=item Travel::Status::DE::HAFAS::get_services()
@@ -518,7 +522,8 @@ the constructor's B<service> parameter.
=item Travel::Status::DE::HAFAS::get_service(I<$service>)
-Returns a hash describing the service I<$service>. See
+Returns a hash describing the service I<$service>. Returns nothing
+if I<$service> is not supported. See
B<get_active_service> for the hash layout.
=back