Fixes #301

geonode/layers/models.py

@@ -601,14 +601,16 @@ def post_delete_layer(instance, sender, **kwargs):
     if instance.service is not None and instance.service.method == INDEXED:
         return
 
+    from urlparse import urlparse
     from geonode.maps.models import MapLayer
     if instance.alternate:
+        hostname = urlparse(instance.ows_url).hostname
         logger.debug(
             "Going to delete associated maplayers for [%s]",
             instance.alternate.encode('utf-8'))
         MapLayer.objects.filter(
             name=instance.alternate,
-            ows_url=instance.ows_url).delete()
+            ows_url__icontains=hostname).delete()
 
     if instance.alternate:
         logger.debug(

geonode/maps/management/commands/remove_broken_layers.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+#########################################################################
+#
+# Copyright (C) 2018 OSGeo
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+#########################################################################
+
+from django.core.management.base import BaseCommand
+
+
+class Command(BaseCommand):
+    help = 'Remove broken map layers'
+
+    def handle(self, *args, **options):
+        from geonode.maps.models import MapLayer
+        from geonode.layers.models import Layer
+
+        map_layers = MapLayer.objects.filter(local=True)
+        for maplayer in map_layers:
+            if not Layer.objects.filter(alternate=maplayer.name).exists():
+                print 'Removing broken map layer %s' % maplayer.name
+                maplayer.delete()