def check_projection(name, resource):
# Get a short handle to the gsconfig geoserver catalog
cat = Layer.objects.gs_catalog
try:
if resource.latlon_bbox is None:
box = resource.native_bbox[:4]
minx, maxx, miny, maxy = [float(a) for a in box]
if -180 <= minx <= 180 and -180 <= maxx <= 180 and\
-90 <= miny <= 90 and -90 <= maxy <= 90:
logger.warn('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
resource.latlon_bbox = resource.native_bbox
resource.projection = "EPSG:4326"
cat.save(resource)
else:
msg = ((_('GeoServer failed to detect the projection for layer ') +
'[%s].' +
_('It doesn\'t look like EPSG:4326, so backing out the layer.')) % name)
logger.warn(msg, name)
cascading_delete(cat, resource)
raise GeoNodeException(msg % name)
except:
msg = ((_('GeoServer failed to read the layer projection for') + ' [%s] ' +
_('so backing out the layer.')) % name)
cascading_delete(cat, resource)
raise GeoNodeException(msg % name)
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(TEST_DATA, "lembang_schools.shp")
shp_layer = file_upload(shp_file)
# Save the names of the Resource/Store/Styles
resource_name = shp_layer.resource.name
store = shp_layer.resource.store
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.resource)
# Verify that the styles were deleted
for style in styles:
s = gs_cat.get_style(style)
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 check_projection(name, resource):
# Get a short handle to the gsconfig geoserver catalog
cat = Layer.objects.gs_catalog
try:
if resource.latlon_bbox is None:
box = resource.native_bbox[:4]
minx, maxx, miny, maxy = [float(a) for a in box]
if -180 <= minx <= 180 and -180 <= maxx <= 180 and\
-90 <= miny <= 90 and -90 <= maxy <= 90:
logger.warn('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
resource.latlon_bbox = resource.native_bbox
resource.projection = "EPSG:4326"
cat.save(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.warn(msg, name)
cascading_delete(cat, resource)
raise GeoNodeException(msg % name)
except:
msg = ((_('GeoServer failed to read the layer projection for') + ' [%s] ' +
_('so backing out the layer.')))
cascading_delete(cat, resource)
raise GeoNodeException(msg % name)
if gs_resource.latlon_bbox is None:
box = gs_resource.native_bbox[:4]
minx, maxx, miny, maxy = [float(a) for a in box]
if -180 <= minx <= 180 and -180 <= maxx <= 180 and \
-90 <= miny <= 90 and -90 <= maxy <= 90:
logger.warn('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.warn(msg, name)
cascading_delete(cat, gs_resource)
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.warn('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.warn(msg, name)
cascading_delete(cat, gs_resource)
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: