IRIS: provide beeline-based polylines even without ÖBB HAFAS (in most cases)

						return;

					}

					my @route = $self->iris->route_diff($train);

					# IRIS does not provide EVA IDs and lat/lon data for the route.

					# In most cases, we can later on add those via ÖBB HAFAS.

					# In case that does not work: see if our database can help.

					for my $stop (@route) {

						if (

							my $stop_data = $self->stations->get_by_name(

								$stop->[0], iris => 1

							)

						  )

						{

							$stop->[1]      = $stop_data->{eva};

							$stop->[2]{lat} = $stop_data->{lat};

							$stop->[2]{lon} = $stop_data->{lon};

						}

						say $stop->[0];

					}

					eval {

						$self->in_transit->add(

							uid           => $uid,

							db            => $db,

							departure_eva => $eva,

							train         => $train,

							route      => [ $self->iris->route_diff($train) ],

							route         => \@route,

							backend_id    =>

							  $self->stations->get_backend_id( iris => 1 ),

						);