def _buildMetadata(self, parse_remote_metadata=False):
"""set up capabilities metadata objects: """
self.updateSequence = self._capabilities.attrib.get("updateSequence")
# serviceIdentification metadata
serviceidentelem = self._capabilities.find(
nspath("ServiceIdentification"))
if serviceidentelem is not None:
self.identification = ServiceIdentification(serviceidentelem)
# need to add to keywords list from featuretypelist information:
featuretypelistelem = self._capabilities.find(
nspath("FeatureTypeList", ns=WFS_NAMESPACE))
featuretypeelems = featuretypelistelem.findall(
nspath("FeatureType", ns=WFS_NAMESPACE))
if serviceidentelem is not None:
for f in featuretypeelems:
kwds = f.findall(nspath("Keywords/Keyword", ns=OWS_NAMESPACE))
if kwds is not None:
for kwd in kwds[:]:
if kwd.text not in self.identification.keywords:
self.identification.keywords.append(kwd.text)
# TODO: update serviceProvider metadata, miss it out for now
serviceproviderelem = self._capabilities.find(
nspath("ServiceProvider"))
if serviceproviderelem:
self.provider = ServiceProvider(serviceproviderelem)
# serviceOperations metadata
self.operations = []
for elem in self._capabilities.find(nspath("OperationsMetadata"))[:]:
if elem.tag != nspath("ExtendedCapabilities"):
self.operations.append(OperationsMetadata(elem))
self.constraints = {}
for elem in self._capabilities.findall(
nspath("OperationsMetadata/Constraint", ns=WFS_NAMESPACE)):
self.constraints[elem.attrib["name"]] = Constraint(
elem, self.owscommon.namespace)
self.parameters = {}
for elem in self._capabilities.findall(
nspath("OperationsMetadata/Parameter", ns=WFS_NAMESPACE)):
self.parameters[elem.attrib["name"]] = Parameter(
elem, self.owscommon.namespace)
# serviceContents metadata: our assumption is that services use a top-level
# layer as a metadata organizer, nothing more.
self.contents = {}
featuretypelist = self._capabilities.find(
nspath("FeatureTypeList", ns=WFS_NAMESPACE))
features = self._capabilities.findall(
nspath("FeatureTypeList/FeatureType", ns=WFS_NAMESPACE))
for feature in features:
cm = ContentMetadata(feature,
featuretypelist,
parse_remote_metadata,
auth=self.auth)
self.contents[cm.id] = cm
# exceptions
self.exceptions = [
f.text
for f in self._capabilities.findall("Capability/Exception/Format")
]
