def complete_new_graph(cls,
service,
uri,
parameters,
new_graph,
resource=None):
"""I implement :meth:`ILocalCore.complete_new_graph`.
I handle the deprecated property ktbs:inherits, replacing it with
ktbs:hasParentMethod
"""
# TODO LATER remove this, as this is a deprecated feature
uses_inherits = False
if resource is None:
for inherited in new_graph.objects(uri, cls._INHERITS):
new_graph.add((uri, KTBS.hasParentMethod, inherited))
uses_inherits = True
else:
added, removed = compute_added_and_removed(new_graph,
resource.state, None,
None)
for added_parent in added.objects(uri, cls._INHERITS):
new_graph.add((uri, KTBS.hasParentMethod, added_parent))
uses_inherits = True
for rem_parent in removed.objects(uri, cls._INHERITS):
new_graph.remove((uri, KTBS.hasParentMethod, rem_parent))
uses_inherits = True
if uses_inherits:
LOG.warn("Use of deprecated property ktbs:inherits")
def check_new_graph(cls,
service,
uri,
parameters,
new_graph,
resource=None,
added=None,
removed=None):
"""I implement :meth:`~rdfrest.cores.local.ILocalCore.check_new_graph`
I check that the sources exist and are in the same base.
"""
diag = super(AbstractTrace,
cls).check_new_graph(service, uri, parameters, new_graph,
resource, added, removed)
if resource is not None:
old_graph = resource.get_state()
added, removed = compute_added_and_removed(new_graph, old_graph,
added, removed)
src_graph = added
else:
src_graph = new_graph
base_uri = new_graph.value(None, KTBS.contains, uri)
factory = service.get
for src_uri in src_graph.objects(uri, KTBS.hasSource):
if not src_uri.startswith(base_uri) \
or not isinstance(factory(src_uri), AbstractTrace):
diag.append("Source <%s> is not a trace from the same base" %
src_uri)
return diag
def check_new_graph(cls, service, uri, parameters, new_graph,
resource=None, added=None, removed=None):
"""I implement :meth:`~rdfrest.cores.local.ILocalCore.check_new_graph`
I check that the sources exist and are in the same base.
"""
diag = super(AbstractTrace, cls).check_new_graph(
service, uri, parameters, new_graph, resource, added, removed)
if resource is not None:
old_graph = resource.get_state()
added, removed = compute_added_and_removed(new_graph, old_graph,
added, removed)
src_graph = added
else:
src_graph = new_graph
base_uri = new_graph.value(None, KTBS.contains, uri)
factory = service.get
for src_uri in src_graph.objects(uri, KTBS.hasSource):
if not src_uri.startswith(base_uri) \
or not isinstance(factory(src_uri), AbstractTrace):
diag.append("Source <%s> is not a trace from the same base"
% src_uri)
return diag
def check_new_graph(cls, service, uri, parameters, new_graph, resource=None, added=None, removed=None):
"""I overrides :meth:`rdfrest.cores.local.ILocalCore.check_new_graph`
I check that parent and parameters are acceptable
"""
if resource is None:
the_graph = new_graph
else:
old_graph = resource.state
added, removed = compute_added_and_removed(new_graph, old_graph, added, removed)
the_graph = added # we only check values that were added/changed
diag = super(Method, cls).check_new_graph(service, uri, parameters, new_graph, resource, added, removed)
# check parent method (if it has been changed)
parent_method_uri = the_graph.value(uri, KTBS.hasParentMethod)
if parent_method_uri is not None:
my_base = parent_uri(uri)
parent_base = parent_uri(parent_method_uri)
if my_base == parent_base:
parent = service.get(URIRef(parent_method_uri))
if parent is None:
diag.append("Parent method does not exist <%s>" % parent_method_uri)
elif parent.RDF_MAIN_TYPE != KTBS.Method:
diag.append("Parent <%s> is not a method" % parent_method_uri)
else:
if not get_builtin_method_impl(parent_method_uri):
diag.append("Parent method is neither in same base nor " "built-in <%s>" % parent_method_uri)
# check new parameters
new_params = False
for param in the_graph.objects(uri, KTBS.hasParameter):
new_params = True
if not isinstance(param, Literal):
diag.append("Parameters should be literals; " "got <%s>" % param)
if "=" not in param:
diag.append("Parameter is ill-formatted: %r" % str(Literal))
# check global integrity of parameters (including unchanged ones)
if new_params:
seen = set()
for param in new_graph.objects(uri, KTBS.hasParameter):
key, _ = param.split("=", 1)
if key in seen:
diag.append("Parameter %s specified more than once" % key)
else:
seen.add(key)
return diag
def complete_new_graph(cls, service, uri, parameters, new_graph, resource=None):
"""I implement :meth:`ILocalCore.complete_new_graph`.
I handle the deprecated property ktbs:inherits, replacing it with
ktbs:hasParentMethod
"""
# TODO LATER remove this, as this is a deprecated feature
uses_inherits = False
if resource is None:
for inherited in new_graph.objects(uri, cls._INHERITS):
new_graph.add((uri, KTBS.hasParentMethod, inherited))
uses_inherits = True
else:
added, removed = compute_added_and_removed(new_graph, resource.state, None, None)
for added_parent in added.objects(uri, cls._INHERITS):
new_graph.add((uri, KTBS.hasParentMethod, added_parent))
uses_inherits = True
for rem_parent in removed.objects(uri, cls._INHERITS):
new_graph.remove((uri, KTBS.hasParentMethod, rem_parent))
uses_inherits = True
if uses_inherits:
LOG.warn("Use of deprecated property ktbs:inherits")
def check_new_graph(cls,
service,
uri,
parameters,
new_graph,
resource=None,
added=None,
removed=None):
"""I overrides :meth:`rdfrest.cores.local.ILocalCore.check_new_graph`
I check that parent and parameters are acceptable
"""
if resource is None:
the_graph = new_graph
else:
old_graph = resource.state
added, removed = compute_added_and_removed(new_graph, old_graph,
added, removed)
the_graph = added # we only check values that were added/changed
diag = super(Method,
cls).check_new_graph(service, uri, parameters, new_graph,
resource, added, removed)
# check parent method (if it has been changed)
parent_method_uri = the_graph.value(uri, KTBS.hasParentMethod)
if parent_method_uri is not None:
my_base = parent_uri(uri)
parent_base = parent_uri(parent_method_uri)
if my_base == parent_base:
parent = service.get(URIRef(parent_method_uri))
if parent is None:
diag.append("Parent method does not exist <%s>" %
parent_method_uri)
elif parent.RDF_MAIN_TYPE != KTBS.Method:
diag.append("Parent <%s> is not a method" %
parent_method_uri)
else:
if not get_builtin_method_impl(parent_method_uri):
diag.append("Parent method is neither in same base nor "
"built-in <%s>" % parent_method_uri)
# check new parameters
new_params = False
for param in the_graph.objects(uri, KTBS.hasParameter):
new_params = True
if not isinstance(param, Literal):
diag.append("Parameters should be literals; "
"got <%s>" % param)
if "=" not in param:
diag.append("Parameter is ill-formatted: %r" % str(Literal))
# check global integrity of parameters (including unchanged ones)
if new_params:
seen = set()
for param in new_graph.objects(uri, KTBS.hasParameter):
key, _ = param.split("=", 1)
if key in seen:
diag.append("Parameter %s specified more than once" % key)
else:
seen.add(key)
return diag
