def end_class(self, cls: ClassDefinition) -> None:
if cls.is_a:
self._add_constraint(self.namespaces.uri_for(camelcase(cls.is_a) + "_t"))
for mixin in cls.mixins:
if self._class_has_expressions(mixin):
self._add_constraint(self.namespaces.uri_for(camelcase(mixin) + "_t"))
if cls.name in self.synopsis.applytorefs:
for applyto in self.synopsis.applytorefs[cls.name].classrefs:
if self._class_has_expressions(applyto):
self._add_constraint(self.namespaces.uri_for(camelcase(applyto) + '_t'))
self.shape.closed = True
self.shape.extra = [RDF.type]
if self.shape.expression:
# TODO: Figure out how to label a single triple expression
if isinstance_(self.shape.expression, tripleExprLabel):
self.shape.expression = EachOf(expressions=[self.shape.expression, wildcard(None)])
self.shape.expression.id = self.namespaces.uri_for(camelcase(cls.name) + "_t")
else:
self.shape.expression = wildcard(self.namespaces.uri_for(camelcase(cls.name) + "_t"))
if self.class_identifier(cls):
self.shape.extra = [RDF.type]
type_constraint = TripleConstraint()
type_constraint.predicate = RDF.type
type_constraint.valueExpr = NodeConstraint(values=[IRIREF(self.namespaces.uri_for(cls.class_uri))])
if not self.shape.expression:
self.shape.expression = type_constraint
else:
self.shape.expression = EachOf(expressions=[self.shape.expression, type_constraint])
shapeExpr = self.shape
shapeExpr.id = self._shape_iri(cls.name)
self.shapes.append(shapeExpr)
def visit_class_slot(self, cls: ClassDefinition, aliased_slot_name: str,
slot: SlotDefinition) -> None:
constraint = TripleConstraint()
# Juggling to get the constraint to be either a single triple constraint or an eachof construct
if not self.shape.expression:
self.shape.expression = constraint
elif isinstance(self.shape.expression, TripleConstraint):
self.shape.expression = EachOf(
expressions=[self.shape.expression, constraint])
else:
self.shape.expression.expressions.append(constraint)
constraint.predicate = self._predicate(slot.name)
# JSON-LD generates multi-valued entries as lists
constraint.min = 1 if slot.primary_key or slot.required else 0
constraint.max = 1 if not slot.multivalued or self.collections else -1
# TODO: This should not be hard coded -- figure out where to go with it
rng = IRIREF(META.SlotRangeTypes) if slot.range == 'anytype' else\
self._type_constraint(slot.range) if slot.range and slot.range not in self.schema.classes else\
self._shapeIRI(slot.range)
name_base = ("XSD_" +
self.grounded_slot_range(slot.range)) if isinstance(
rng, NodeConstraint) else str(rng)
constraint.valueExpr = self.gen_multivalued_slot(name_base, rng) \
if slot.multivalued and self.collections else rng
def visit_class_slot(self, cls: ClassDefinition, aliased_slot_name: SlotDefinitionName, slot: SlotDefinition) \
-> None:
if not (slot.identifier or slot.abstract or slot.mixin):
constraint = TripleConstraint()
self._add_constraint(constraint)
constraint.predicate = self.namespaces.uri_for(slot.slot_uri)
constraint.min = int(bool(slot.required))
constraint.max = 1 if not slot.multivalued else -1
constraint.valueExpr = self._class_or_type_uri(slot.range)