import geofla: try to simplify geometry on error

1 files changed, 11 insertions, 1 deletions

diff --git a/ishtar_common/management/commands/import_geofla_csv.py b/ishtar_common/management/commands/import_geofla_csv.py
index f60296e2f..642d59a5f 100644
--- a/ishtar_common/management/commands/import_geofla_csv.py
+++ b/ishtar_common/management/commands/import_geofla_csv.py
@@ -22,6 +22,7 @@ import sys
 
 from django.core.management.base import BaseCommand
 from django.contrib.gis.geos import GEOSGeometry, Point
+from django.db.utils import DataError
 
 from ishtar_common.models import Town
 
@@ -89,7 +90,16 @@ class Command(BaseCommand):
                     town.surface = None
                 if not created:
                     nb_changed += 1
-                town.save()
+                try:
+                    town.save()
+                except DataError:
+                    new_limit = str(GEOSGeometry(geom, srid=srid).simplify(
+                        preserve_topology=True))
+                    if 'MULTI' not in new_limit:
+                        new_limit = new_limit.replace(
+                            'POLYGON', 'MULTIPOLYGON(') + ')'
+                    town.limit = new_limit
+                    town.save()
         if quiet:
             return
         sys.stdout.write('\n* {} town created'.format(nb_created))