def _build_boolean_expression_filter(spec, context):
wrapped = BooleanExpressionFilterSpec.wrap(spec)
return SinglePropertyValueFilter(
expression=ExpressionFactory.from_spec(wrapped.expression, context),
operator=get_operator(wrapped.operator),
reference_value=wrapped.property_value,
)
def _build_choice_list_indicator(spec, context):
wrapped_spec = ChoiceListIndicatorSpec.wrap(spec)
base_display_name = wrapped_spec.display_name
def _construct_display(choice):
return '{base} ({choice})'.format(base=base_display_name,
choice=choice)
def _construct_column(choice):
return '{col}_{choice}'.format(col=spec['column_id'], choice=choice)
choice_indicators = [
BooleanIndicator(
display_name=_construct_display(choice),
column_id=_construct_column(choice),
filter=SinglePropertyValueFilter(
expression=wrapped_spec.getter,
operator=wrapped_spec.get_operator(),
reference_expression=ExpressionFactory.from_spec(choice),
),
wrapped_spec=None,
) for choice in spec['choices']
]
return CompoundIndicator(base_display_name, choice_indicators,
wrapped_spec)
def _build_property_match_filter(spec, context):
warnings.warn(
"property_match are deprecated. Use boolean_expression instead.",
DeprecationWarning,
)
wrapped = PropertyMatchFilterSpec.wrap(spec)
return SinglePropertyValueFilter(
expression=wrapped.getter,
operator=EQUAL,
reference_value=wrapped.property_value,
)
