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fix changeset view with deleted location redirects & improve joins

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Laura Klünder 2017-07-19 15:20:12 +02:00
parent cf39589619
commit 200603a1f0
3 changed files with 21 additions and 5 deletions
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8
src/c3nav/mapdata/models/locations.py
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@ -17,6 +17,14 @@ class LocationSlugManager(models.Manager):
for model in get_submodels(Location)+[LocationRedirect]))
return result
def select_related_target(self):
if self.model != LocationSlug:
raise TypeError
qs = self.get_queryset()
qs = qs.select_related('redirect__target', *('redirect__target__'+model._meta.default_related_name
for model in get_submodels(Location) + [LocationRedirect]))
return qs
class LocationSlug(SerializableMixin, models.Model):
LOCATION_TYPE_CODES = {