def test_cascading_delete(self):
"""Verify that the gs_helpers.cascading_delete() method is working properly
"""
gs_cat = Layer.objects.gs_catalog
# Upload a Shapefile
shp_file = os.path.join(gisdata.VECTOR_DATA, 'san_andres_y_providencia_poi.shp')
shp_layer = file_upload(shp_file)
# Save the names of the Resource/Store/Styles
resource_name = shp_layer.name
ws = gs_cat.get_workspace(shp_layer.workspace)
store = gs_cat.get_store(shp_layer.store, ws)
store_name = store.name
layer = gs_cat.get_layer(resource_name)
styles = layer.styles + [layer.default_style]
# Delete the Layer using cascading_delete()
cascading_delete(gs_cat, shp_layer.typename)
# Verify that the styles were deleted
for style in styles:
s = gs_cat.get_style(style.name)
assert s == None
# Verify that the resource was deleted
self.assertRaises(FailedRequestError, lambda: gs_cat.get_resource(resource_name, store=store))
# Verify that the store was deleted
self.assertRaises(FailedRequestError, lambda: gs_cat.get_store(store_name))
# Clean up by deleting the layer from GeoNode's DB and GeoNetwork
shp_layer.delete()
def test_cascading_delete(self):
"""Verify that the gs_helpers.cascading_delete() method is working properly
"""
gs_cat = Layer.objects.gs_catalog
# Upload a Shapefile
shp_file = os.path.join(gisdata.VECTOR_DATA,
'san_andres_y_providencia_poi.shp')
shp_layer = file_upload(shp_file)
# Save the names of the Resource/Store/Styles
resource_name = shp_layer.name
ws = gs_cat.get_workspace(shp_layer.workspace)
store = gs_cat.get_store(shp_layer.store, ws)
store_name = store.name
layer = gs_cat.get_layer(resource_name)
styles = layer.styles + [layer.default_style]
# Delete the Layer using cascading_delete()
cascading_delete(gs_cat, shp_layer.typename)
# Verify that the styles were deleted
for style in styles:
s = gs_cat.get_style(style.name)
assert s == None
# Verify that the resource was deleted
self.assertRaises(
FailedRequestError,
lambda: gs_cat.get_resource(resource_name, store=store))
# Verify that the store was deleted
self.assertRaises(FailedRequestError,
lambda: gs_cat.get_store(store_name))
# Clean up by deleting the layer from GeoNode's DB and GeoNetwork
shp_layer.delete()
def geoserver_pre_delete(instance, sender, **kwargs):
"""Removes the layer from GeoServer
"""
ct = ContentType.objects.get_for_model(instance)
OverallRating.objects.filter(content_type = ct, object_id = instance.id).delete()
cascading_delete(Layer.objects.gs_catalog, instance.typename)
-90 <= miny <= 90 and -90 <= maxy <= 90:
logger.info(
'GeoServer failed to detect the projection for layer '
'[%s]. Guessing EPSG:4326', name)
# If GeoServer couldn't figure out the projection, we just
# assume it's lat/lon to avoid a bad GeoServer configuration
gs_resource.latlon_bbox = gs_resource.native_bbox
gs_resource.projection = "EPSG:4326"
cat.save(gs_resource)
else:
msg = ('GeoServer failed to detect the projection for layer '
'[%s]. It doesn\'t look like EPSG:4326, so backing out '
'the layer.')
logger.info(msg, name)
cascading_delete(cat, name)
raise GeoNodeException(msg % name)
# Step 7. Create the style and assign it to the created resource
# FIXME: Put this in gsconfig.py
logger.info('>>> Step 7. Creating style for [%s]' % name)
publishing = cat.get_layer(name)
if 'sld' in files:
f = open(files['sld'], 'r')
sld = f.read()
f.close()
else:
sld = get_sld_for(publishing)
if sld is not None:
if -180 <= minx <= 180 and -180 <= maxx <= 180 and \
-90 <= miny <= 90 and -90 <= maxy <= 90:
logger.info('GeoServer failed to detect the projection for layer '
'[%s]. Guessing EPSG:4326', name)
# If GeoServer couldn't figure out the projection, we just
# assume it's lat/lon to avoid a bad GeoServer configuration
gs_resource.latlon_bbox = gs_resource.native_bbox
gs_resource.projection = "EPSG:4326"
cat.save(gs_resource)
else:
msg = ('GeoServer failed to detect the projection for layer '
'[%s]. It doesn\'t look like EPSG:4326, so backing out '
'the layer.')
logger.info(msg, name)
cascading_delete(cat, name)
raise GeoNodeException(msg % name)
# Step 7. Create the style and assign it to the created resource
# FIXME: Put this in gsconfig.py
logger.info('>>> Step 7. Creating style for [%s]' % name)
publishing = cat.get_layer(name)
if 'sld' in files:
f = open(files['sld'], 'r')
sld = f.read()
f.close()
else:
sld = get_sld_for(publishing)
if sld is not None:
