146 lines
4.7 KiB
Python
146 lines
4.7 KiB
Python
from collections import OrderedDict
|
|
|
|
from .base import _cls_init
|
|
from .properties import EnumProperty
|
|
from .registration import (
|
|
_get_extension_class, _register_extension, _register_marking,
|
|
_register_object, _register_observable,
|
|
)
|
|
|
|
|
|
def _get_properties_dict(properties):
|
|
try:
|
|
return OrderedDict(properties)
|
|
except TypeError as e:
|
|
raise ValueError(
|
|
"properties must be dict-like, e.g. a list "
|
|
"containing tuples. For example, "
|
|
"[('property1', IntegerProperty())]",
|
|
) from e
|
|
|
|
|
|
def _custom_object_builder(cls, type, properties, version, base_class):
|
|
prop_dict = _get_properties_dict(properties)
|
|
|
|
class _CustomObject(cls, base_class):
|
|
|
|
_type = type
|
|
_properties = prop_dict
|
|
|
|
def __init__(self, **kwargs):
|
|
base_class.__init__(self, **kwargs)
|
|
_cls_init(cls, self, kwargs)
|
|
ext = getattr(self, 'with_extension', None)
|
|
if ext and version != '2.0':
|
|
if 'extensions' not in self._inner:
|
|
self._inner['extensions'] = {}
|
|
self._inner['extensions'][ext] = _get_extension_class(ext, version)()
|
|
|
|
_CustomObject.__name__ = cls.__name__
|
|
|
|
_register_object(_CustomObject, version=version)
|
|
return _CustomObject
|
|
|
|
|
|
def _custom_marking_builder(cls, type, properties, version, base_class):
|
|
prop_dict = _get_properties_dict(properties)
|
|
|
|
class _CustomMarking(cls, base_class):
|
|
|
|
_type = type
|
|
_properties = prop_dict
|
|
|
|
def __init__(self, **kwargs):
|
|
base_class.__init__(self, **kwargs)
|
|
_cls_init(cls, self, kwargs)
|
|
ext = getattr(self, 'with_extension', None)
|
|
if ext and version != '2.0':
|
|
if 'extensions' not in self._inner:
|
|
self._inner['extensions'] = {}
|
|
self._inner['extensions'][ext] = _get_extension_class(ext, version)()
|
|
|
|
_CustomMarking.__name__ = cls.__name__
|
|
|
|
_register_marking(_CustomMarking, version=version)
|
|
return _CustomMarking
|
|
|
|
|
|
def _custom_observable_builder(cls, type, properties, version, base_class, id_contrib_props=None):
|
|
if id_contrib_props is None:
|
|
id_contrib_props = []
|
|
|
|
prop_dict = _get_properties_dict(properties)
|
|
|
|
class _CustomObservable(cls, base_class):
|
|
|
|
_type = type
|
|
_properties = prop_dict
|
|
if version != '2.0':
|
|
_id_contributing_properties = id_contrib_props
|
|
|
|
def __init__(self, **kwargs):
|
|
base_class.__init__(self, **kwargs)
|
|
_cls_init(cls, self, kwargs)
|
|
ext = getattr(self, 'with_extension', None)
|
|
if ext and version != '2.0':
|
|
if 'extensions' not in self._inner:
|
|
self._inner['extensions'] = {}
|
|
self._inner['extensions'][ext] = _get_extension_class(ext, version)()
|
|
|
|
_CustomObservable.__name__ = cls.__name__
|
|
|
|
_register_observable(_CustomObservable, version=version)
|
|
return _CustomObservable
|
|
|
|
|
|
def _custom_extension_builder(cls, type, properties, version, base_class):
|
|
|
|
properties = _get_properties_dict(properties)
|
|
toplevel_properties = None
|
|
|
|
# Auto-create an "extension_type" property from the class attribute, if
|
|
# it exists. How to treat the other properties which were given depends on
|
|
# the extension type.
|
|
extension_type = getattr(cls, "extension_type", None)
|
|
if extension_type:
|
|
# I suppose I could also go with a plain string property, since the
|
|
# value is fixed... but an enum property seems more true to the
|
|
# property's semantics. Also, I can't import a vocab module for the
|
|
# enum values without circular import errors. :(
|
|
extension_type_prop = EnumProperty(
|
|
[
|
|
"new-sdo", "new-sco", "new-sro", "property-extension",
|
|
"toplevel-property-extension",
|
|
],
|
|
required=False,
|
|
fixed=extension_type,
|
|
)
|
|
|
|
nested_properties = {
|
|
"extension_type": extension_type_prop,
|
|
}
|
|
|
|
if extension_type == "toplevel-property-extension":
|
|
toplevel_properties = properties
|
|
else:
|
|
nested_properties.update(properties)
|
|
|
|
else:
|
|
nested_properties = properties
|
|
|
|
class _CustomExtension(cls, base_class):
|
|
|
|
_type = type
|
|
_properties = nested_properties
|
|
if extension_type == "toplevel-property-extension":
|
|
_toplevel_properties = toplevel_properties
|
|
|
|
def __init__(self, **kwargs):
|
|
base_class.__init__(self, **kwargs)
|
|
_cls_init(cls, self, kwargs)
|
|
|
|
_CustomExtension.__name__ = cls.__name__
|
|
|
|
_register_extension(_CustomExtension, version=version)
|
|
return _CustomExtension
|