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-rw-r--r--lib/Travel/Status/DE/IRIS.pm21
1 files changed, 21 insertions, 0 deletions
diff --git a/lib/Travel/Status/DE/IRIS.pm b/lib/Travel/Status/DE/IRIS.pm
index 03aa89c..002f354 100644
--- a/lib/Travel/Status/DE/IRIS.pm
+++ b/lib/Travel/Status/DE/IRIS.pm
@@ -65,6 +65,25 @@ sub new {
$self->get_realtime;
+ # tra (transfer?) indicates a train changing its ID, so there are two
+ # results for the same train. Remove the departure-only trains from the
+ # result set and merge them with their arrival-only counterpairt.
+ # This way, in case the arrival is available but the departure isn't,
+ # nothing gets lost.
+ my @merge_candidates
+ = grep { $_->transfer and $_->departure } @{ $self->{results} };
+ @{ $self->{results} }
+ = grep { not( $_->transfer and $_->departure ) } @{ $self->{results} };
+
+ for my $transfer (@merge_candidates) {
+ my $result
+ = first { $_->transfer and $_->transfer eq $transfer->train_id }
+ @{ $self->{results} };
+ if ($result) {
+ $result->merge_with_departure($transfer);
+ }
+ }
+
@{ $self->{results} } = grep {
my $d
= ( $_->departure // $_->arrival )
@@ -106,6 +125,7 @@ sub add_result {
$data{platform} = $e_ar->getAttribute('pp'); # string, not number!
$data{route_pre} = $e_ar->getAttribute('ppth');
$data{route_start} = $e_ar->getAttribute('pde');
+ $data{transfer} = $e_ar->getAttribute('tra');
$data{arrival_wings} = $e_ar->getAttribute('wings');
}
@@ -114,6 +134,7 @@ sub add_result {
$data{platform} = $e_dp->getAttribute('pp'); # string, not number!
$data{route_post} = $e_dp->getAttribute('ppth');
$data{route_end} = $e_dp->getAttribute('pde');
+ $data{transfer} = $e_dp->getAttribute('tra');
$data{departure_wings} = $e_dp->getAttribute('wings');
}