From 0171ba39a00a46abccd48f02a01a5340d480a55e Mon Sep 17 00:00:00 2001
From: Arndt Brenschede <Arndt.Brenschede@web.de>
Date: Sun, 24 Sep 2017 17:01:20 +0200
Subject: [PATCH] preprocesor hack for concrete:lanes/plates ->
 concrete=lanes/plates

---
 .../java/btools/mapcreator/OsmCutter.java     | 31 ++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/brouter-map-creator/src/main/java/btools/mapcreator/OsmCutter.java b/brouter-map-creator/src/main/java/btools/mapcreator/OsmCutter.java
index 47d4c60..63ee8b1 100644
--- a/brouter-map-creator/src/main/java/btools/mapcreator/OsmCutter.java
+++ b/brouter-map-creator/src/main/java/btools/mapcreator/OsmCutter.java
@@ -11,8 +11,8 @@ import java.io.BufferedOutputStream;
 import java.io.DataOutputStream;
 import java.io.File;
 import java.io.FileOutputStream;
+import java.util.HashMap;
 
-import btools.expressions.BExpressionContext;
 import btools.expressions.BExpressionContextNode;
 import btools.expressions.BExpressionContextWay;
 import btools.expressions.BExpressionMetaData;
@@ -139,6 +139,33 @@ public class OsmCutter extends MapCreatorBase
   }
 
 
+  private void generatePseudoTags( HashMap<String,String> map )
+  {
+    // add pseudo.tags for concrete:lanes and concrete:plates
+  
+    String concrete = null;
+    for( String key : map.keySet() )
+    {
+      if ( "concrete".equals( key ) )
+      {
+        return;
+      }
+      if ( "surface".equals( key ) )
+      {
+        String value = map.get( key );
+        if ( value.startsWith( "concrete:" ) )
+        {
+          concrete = value.substring( "concrete:".length() );
+        }
+      }
+    }
+    if ( concrete != null )
+    {
+      map.put( "concrete", concrete );
+    }
+  }
+
+
   @Override
   public void nextWay( WayData w ) throws Exception
   {
@@ -148,6 +175,8 @@ public class OsmCutter extends MapCreatorBase
     // encode tags
     if ( w.getTagsOrNull() == null ) return;
 
+    generatePseudoTags( w.getTagsOrNull() );
+
     int[] lookupData = _expctxWay.createNewLookupData();
     for( String key : w.getTagsOrNull().keySet() )
     {