From 2aad0dfc2d50e8d7da5988ab73b314f19506aa86 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 19 Oct 2019 10:29:45 +0200
Subject: Ignore invalid / useless related subway(?) stations

---
 lib/Travel/Status/DE/IRIS.pm | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib')

diff --git a/lib/Travel/Status/DE/IRIS.pm b/lib/Travel/Status/DE/IRIS.pm
index aa4ffb6..ddc53f6 100644
--- a/lib/Travel/Status/DE/IRIS.pm
+++ b/lib/Travel/Status/DE/IRIS.pm
@@ -259,6 +259,14 @@ sub get_station {
 			next;
 		}
 
+		if ( $station_node->getAttribute('ds100') =~ m{ ^ D \d+ $ }x ) {
+
+			# This is an invalid DS100 code, at least from DB perspective.
+			# So far it seems to refer to subway stations which do not have
+			# IRIS departures.
+			next;
+		}
+
 		push(
 			@ret,
 			{
-- 
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