def get_entity_ref(db, entity_id):
""" Make an EntityRef by looking up the entity_id in the database.
entity_id -> EntityRef(<entity_id>, <entity_type>, <entity_name>)
"""
# TODO: Include entity names in change_params, so that we don't have to
# look them up.
constants = Factory.get("Constants")(db)
entity = Factory.get("Entity")(db)
entity_ident = entity_type = None
# Lookup type
try:
ent = entity.get_subclassed_object(id=entity_id)
entity_type = six.text_type(constants.EntityType(ent.entity_type))
try:
namespace = constants.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(entity_type, None))
entity_ident = ent.get_name(namespace)
except (AttributeError, TypeError, NotFoundError):
pass
# Handling ValueError here is a hack for handling entities that can't
# be accessed trough entity.get_subclassed_object()
except (NotFoundError, ValueError):
pass
# We *have* entity_id, might have entity_type, and if so, may also have
# an entity_ident.
return EntityRef(entity_id, entity_type, entity_ident
or six.text_type(entity_id))
def get_entity_ref(db, entity_id):
""" Make an EntityRef by looking up the entity_id in the database.
entity_id -> EntityRef(<entity_id>, <entity_type>, <entity_name>)
"""
# TODO: Include entity names in change_params, so that we don't have to
# look them up.
constants = Factory.get("Constants")(db)
entity = Factory.get("Entity")(db)
entity_ident = entity_type = None
# Lookup type
try:
ent = entity.get_subclassed_object(id=entity_id)
entity_type = six.text_type(constants.EntityType(ent.entity_type))
try:
namespace = constants.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(entity_type, None))
entity_ident = ent.get_name(namespace)
except (AttributeError, TypeError, NotFoundError):
pass
# Handling ValueError here is a hack for handling entities that can't
# be accessed trough entity.get_subclassed_object()
except (NotFoundError, ValueError):
pass
# We *have* entity_id, might have entity_type, and if so, may also have
# an entity_ident.
return EntityRef(
entity_id,
entity_type,
entity_ident or six.text_type(entity_id))
def get_entity_name(entity_id):
try:
(_, en, en_type) = get_entity_type(entity_id)
from cereconf import ENTITY_TYPE_NAMESPACE
namespace = constants.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(en_type, None))
return en.get_name(namespace)
except (AttributeError, TypeError, Errors.NotFoundError):
return None
def get_entity_name(entity_id):
try:
(_, en, en_type) = get_entity_type(entity_id)
from cereconf import ENTITY_TYPE_NAMESPACE
namespace = constants.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(en_type, None))
return en.get_name(namespace)
except (AttributeError, TypeError, Errors.NotFoundError):
return None
def get_entity_name(db, entity_id):
"""Fetch the entity name associated with an id."""
try:
ent = get_entity(db, entity_id)
from cereconf import ENTITY_TYPE_NAMESPACE
namespace = ent.const.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(
text_type(ent.const.EntityType(ent.entity_type)), None))
return ent.get_name(namespace)
except (AttributeError, TypeError, Errors.NotFoundError):
return None
def get_entity_name(db, entity_id):
"""Fetch the entity name associated with an id."""
try:
ent = get_entity(db, entity_id)
from cereconf import ENTITY_TYPE_NAMESPACE
namespace = ent.const.ValueDomain(
ENTITY_TYPE_NAMESPACE.get(
text_type(ent.const.EntityType(ent.entity_type)), None))
return ent.get_name(namespace)
except (AttributeError, TypeError, Errors.NotFoundError):
return None
