Merge remote-tracking branch 'origin/develop' into feature/50-Linktypes

django_lostplaces/lostplaces/models/models.py

@@ -82,6 +82,18 @@ class Explorer(models.Model):
         choices=EXPLORER_LEVELS
     )
 
+    def get_places_eligible_to_see(self):
+        if self.user.is_superuser:
+            return Place.objects.all()
+        return Place.objects.all().filter(level__lte=self.level) | self.places.all()
+
+    def is_eligible_to_see(self, place):
+        return (
+            self.user.is_superuser or
+            place.submitted_by == self or
+            place in self.get_places_eligible_to_see()
+        )
+
     def __str__(self):
         return self.user.username