def property_assertion_no_certainty(self):
if not hasattr(self, '_property_assertion_no_certainty'):
self._property_assertion_no_certainty = \
self.create_topic_by_subject_identifier(
Locator(PROPERTY_ASSERTION_NO_CERTAINTY_IRI))
self._property_assertion_no_certainty.add_type(
self.property_assertion_certainty_type)
return self._property_assertion_no_certainty
def existence(self):
"""Returns the existence topic, that serves as the property
topic for all existences.
:rtype: `Topic`
"""
return self.create_topic_by_subject_identifier(Locator(EXISTENCE_IRI),
'_existence')
def is_preferred(self):
"""Returns the is_preferred topic, that is used as a scoping
topic for all preferred property assertions.
:rtype: `Topic`
"""
return self.create_topic_by_subject_identifier(
Locator(IS_PREFERRED_IRI), '_is_preferred')
def update(self, subject_identifier):
"""Updates this property assertion.
:param subject_identifier: subject_identifier URL
:type subject_identifier: unicode string URL
"""
if self.get_value() != subject_identifier:
self.set_value(subject_identifier,
Locator('http://www.w3.org/2001/XMLSchema#anyURI'))
def create_entity (self, authority=None):
"""Creates a new entity.
If `authority` is specified, create an accompanying existence
property assertion.
:param authority: authority used in the existence property assertion
:type authority: `Topic`
:rtype: `Entity`
"""
entity = self.create_topic(proxy=Entity)
view_url = reverse('entity-view', kwargs={'entity_id': entity.get_id()})
url = 'http://%s%s' % (Site.objects.get_current().domain, view_url)
entity.add_subject_identifier(Locator(url))
entity.add_type(self.entity_type)
if authority is not None:
entity.create_existence_property_assertion(authority)
return entity
def authority_has_language_association_type(self):
return self.create_topic_by_subject_identifier(
Locator(AUTHORITY_HAS_LANGUAGE_ASSOCIATION_TYPE_IRI),
'_authority_has_language_association_type')
def name_has_name_part_association_type(self):
return self.create_topic_by_subject_identifier(
Locator(NAME_HAS_NAME_PART_ASSOCIATION_TYPE_IRI),
'_name_has_name_part_association_type')
def point_tpq_date_type(self):
return self.create_topic_by_subject_identifier(
Locator(POINT_TPQ_DATE_TYPE_IRI), '_point_tpq_date_type')
def property_assertion_certainty_type(self):
return self.create_topic_by_subject_identifier(
Locator(PROPERTY_ASSERTION_CERTAINTY_TYPE_IRI),
'_property_assertion_certainty_type')
def authority_has_script_association_type(self):
return self.create_topic_by_subject_identifier(
Locator(AUTHORITY_HAS_SCRIPT_ASSOCIATION_TYPE_IRI),
'_authority_has_script_association_type')
def existence_assertion_type(self):
return self.create_topic_by_subject_identifier(
Locator(EXISTENCE_ASSERTION_TYPE_IRI), '_existence_assertion_type')
def script_role_type(self):
return self.create_topic_by_subject_identifier(
Locator(SCRIPT_ROLE_TYPE_IRI), '_script_role_type')
def start_tpq_date_type(self):
return self.create_topic_by_subject_identifier(
Locator(START_TPQ_DATE_TYPE_IRI), '_start_tpq_date_type')
def property_role_type(self):
return self.create_topic_by_subject_identifier(
Locator(PROPERTY_ROLE_TYPE_IRI), '_property_role_type')
def reverse_relationship_name_type(self):
return self.create_topic_by_subject_identifier(
Locator(REVERSE_RELATIONSHIP_NAME_TYPE_IRI),
'_reverse_relationship_name_type')
def language_type(self):
return self.create_topic_by_subject_identifier(
Locator(LANGUAGE_TYPE_IRI), '_language_type')
def authority_has_entity_relationship_type_association_type(self):
return self.create_topic_by_subject_identifier(
Locator(
AUTHORITY_HAS_ENTITY_RELATIONSHIP_TYPE_ASSOCIATION_TYPE_IRI),
'_authority_has_entity_relationship_type_association_type')
def get_entity_subject_identifier(self, entity_id):
view_url = reverse('entity-view', kwargs={'entity_id': entity_id})
url = 'http://%s%s' % (Site.objects.get_current().domain, view_url)
return Locator(url)
def is_in_script_type(self):
return self.create_topic_by_subject_identifier(
Locator(IS_IN_SCRIPT_TYPE_IRI), '_is_in_script_type')
def infrastructure_role_type(self):
return self.create_topic_by_subject_identifier(
Locator(INFRASTRUCTURE_ROLE_TYPE_IRI), '_infrastructure_role_type')
def range_entity_role_type(self):
return self.create_topic_by_subject_identifier(
Locator(RANGE_ENTITY_ROLE_TYPE_IRI), '_range_entity_role_type')
def name_part_order_type(self):
return self.create_topic_by_subject_identifier(
Locator(NAME_PART_ORDER_TYPE_IRI), '_name_part_order_type')
def script_separator_type(self):
return self.create_topic_by_subject_identifier(
Locator(SCRIPT_SEPARATOR_TYPE_IRI), '_script_separator_type')
def name_part_type_order_in_language_type(self):
return self.create_topic_by_subject_identifier(
Locator(NAME_PART_TYPE_ORDER_IN_LANGUAGE_TYPE_IRI),
'_name_part_type_order_in_language_type')
def authority_has_name_part_type_association_type(self):
return self.create_topic_by_subject_identifier(
Locator(AUTHORITY_HAS_NAME_PART_TYPE_ASSOCIATION_TYPE_IRI),
'_authority_has_name_part_type_association_type')
def name_type_type(self):
return self.create_topic_by_subject_identifier(
Locator(NAME_TYPE_TYPE_IRI), '_name_type_type')
def subject_identifier_assertion_type(self):
return self.create_topic_by_subject_identifier(
Locator(SUBJECT_IDENTIFIER_ASSERTION_TYPE_IRI),
'_subject_identifier_assertion_type')
def normalised_date_form_type(self):
return self.create_topic_by_subject_identifier(
Locator(NORMALISED_DATE_FORM_TYPE_IRI),
'_normalised_date_form_type')
def authority_type(self):
return self.create_topic_by_subject_identifier(
Locator(AUTHORITY_TYPE_IRI), '_authority_type')
def note_assertion_type(self):
return self.create_topic_by_subject_identifier(
Locator(NOTE_ASSERTION_TYPE_IRI), '_note_assertion_type')