def get_metadata(server_url, layer_name):
"""Uses OWS services to get the metadata for a given layer
"""
#FIXME: Make sure server_url is an actual url
themetadata = get_layers_metadata(server_url, version='1.0.0')
layer_metadata = None
for x in themetadata:
# This is taking care of differences between wcs and wfs layers
# wfs has a preceding workspace but wcs does not.
if ':' in x[0]:
x_layer_name = x[0].split(':')[1]
else:
x_layer_name = x[0]
if ':' in layer_name:
plain_layer_name = layer_name.split(':')[1]
else:
plain_layer_name = layer_name
if x_layer_name == plain_layer_name:
# We expect only one element in this list, if there is more
# than one, we will use the first one.
layer_metadata = x[1]
break
msg = 'There is no metadata in server %s for layer %s' % (server_url, layer_name)
assert layer_metadata is not None, msg
# FIXME: We need a geotransform attribute in get_metadata
# Let's add it here for the time being
return layer_metadata
def test_plugin_compatability(self):
"""Performance of the default plugins using internal GeoServer
"""
plugin_list = get_plugins()
assert len(plugin_list) > 0
geoserver = {'url': settings.GEOSERVER_BASE_URL + 'ows',
'name': 'Local Geoserver',
'version': '1.0.0',
'id': 0}
layers = get_layers_metadata(geoserver['url'],
geoserver['version'])
msg = 'There were no layers in test geoserver'
assert len(layers) > 0, msg
annotated_plugins = [{'name': name,
'doc': f.__doc__,
'layers': compatible_layers(f, layers)}
for name, f in plugin_list.items()]
msg = 'No compatible layers returned'
assert len(annotated_plugins) > 0, msg
def test_layer_upload(self):
"""Layers can be uploaded to local GeoNode
"""
expected_layers = []
not_expected_layers = []
datadir = TEST_DATA
BAD_LAYERS = ['grid_without_projection.asc']
for root, dirs, files in os.walk(datadir):
for filename in files:
basename, extension = os.path.splitext(filename)
if extension.lower() in LAYER_TYPES:
# FIXME(Ole): GeoNode converts names to lower case
name = unicode(basename.lower())
if filename not in BAD_LAYERS:
expected_layers.append(name)
else:
not_expected_layers.append(name)
# Upload
layers = save_to_geonode(datadir, user=self.user, overwrite=True)
# Check integrity
layer_names = [l.name for l in layers]
for layer in layers:
msg = 'Layer %s was uploaded but not expected' % layer.name
assert layer.name in expected_layers, msg
for layer_name in expected_layers:
msg = ('The following layer should have been uploaded '
'but was not: %s' % layer_name)
assert layer_name in layer_names, msg
# Check the layer is in the Django database
Layer.objects.get(name=layer_name)
# Check that layer is in geoserver
found = False
gs_username, gs_password = settings.GEOSERVER_CREDENTIALS
page = get_web_page(os.path.join(settings.GEOSERVER_BASE_URL,
'rest/layers'),
username=gs_username,
password=gs_password)
for line in page:
if line.find('rest/layers/%s.html' % layer_name) > 0:
found = True
if not found:
msg = ('Upload could not be verified, the layer %s is not '
'in geoserver %s, but GeoNode did not raise any errors, '
'this should never happen.' %
(layer_name, settings.GEOSERVER_BASE_URL))
raise GeoNodeException(msg)
server_url = settings.GEOSERVER_BASE_URL + 'ows?'
# Verify that the GeoServer GetCapabilities record is accesible:
metadata = get_layers_metadata(server_url, '1.0.0')
msg = ('The metadata list should not be empty in server %s'
% server_url)
assert len(metadata) > 0, msg
