level change description for waytypes

src/c3nav/mapdata/migrations/0068_waytype_level_change_description.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.7 on 2017-12-23 01:19
+from __future__ import unicode_literals
+
+import c3nav.mapdata.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mapdata', '0067_space_enter_description'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='waytype',
+            name='level_change_description',
+            field=c3nav.mapdata.fields.I18nField(verbose_name='level change description'),
+        ),
+    ]

src/c3nav/mapdata/models/graph.py

@@ -45,6 +45,7 @@ class WayType(SerializableMixin, models.Model):
     speed_up = models.DecimalField(_('speed upwards (m/s)'), max_digits=3, decimal_places=1, default=1,
                                    validators=[MinValueValidator(Decimal('0.1'))])
     description_up = I18nField(_('description upwards'), fallback_any=True)
+    level_change_description = I18nField(_('level change description'), default='')
 
     class Meta:
         verbose_name = _('Way Type')

src/c3nav/routing/route.py

@@ -80,9 +80,16 @@ class Route:
                     if item.waytype.up_separate:
                         icon += '-up' if item.edge.rise > 0 else '-down'
                 icon += '.svg'
+                description = item.waytype.description
                 if item.waytype.up_separate and item.edge.rise > 0:
+                    description = item.waytype.description_up
+                if item.waytype.level_change_description:
+                    description = (description % {
+                        'level_change_description': ' '+item.waytype.level_change_description+' '
+                    }).replace('  ', ' ').replace(' .', '.')
                     item.descriptions.append((icon, item.waytype.description_up))
                 else:
+
                     item.descriptions.append((icon, item.waytype.description))
 
         # add space transfer descriptions