rewrite loadmap implementation

src/c3nav/mapdata/models/feature.py

@@ -11,6 +11,7 @@ from ..fields import GeometryField
 
 
 class FeatureType(namedtuple('FeatureType', ('name', 'title', 'title_plural', 'geomtype', 'color'))):
+    # noinspection PyUnusedLocal
     def __init__(self, *args, **kwargs):
         super().__init__()
         FEATURE_TYPES[self.name] = self
@@ -42,6 +43,8 @@ class Feature(models.Model):
                               verbose_name=_('level'))
     geometry = GeometryField()
 
+    path_regex = r'^features/('+'|'.join(name for name, title in TYPES)+')/'
+
     @property
     def titles(self):
         return {title.language: title.title for title in self.featuretitles.all()}