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# -*- coding: utf-8 -*- |
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# |
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# This file is part of SENAITE.CORE |
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# |
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# Copyright 2018 by it's authors. |
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# Some rights reserved. See LICENSE.rst, CONTRIBUTORS.rst. |
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"""Generic field extensions |
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""" |
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from Products.ATExtensions.ateapi import RecordField |
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from Products.ATExtensions.ateapi import RecordsField |
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from Products.Archetypes.public import AnnotationStorage |
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from Products.Archetypes.public import BooleanField |
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from Products.Archetypes.public import ComputedField |
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from Products.Archetypes.public import DateTimeField |
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from Products.Archetypes.public import FloatField |
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from Products.Archetypes.public import IntegerField |
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from Products.Archetypes.public import LinesField |
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from Products.Archetypes.public import ReferenceField |
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from Products.Archetypes.public import StringField |
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from Products.Archetypes.public import TextField |
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from archetypes.schemaextender.interfaces import IExtensionField |
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from zope.interface import implements |
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from zope.site.hooks import getSite |
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from bika.lims.browser.fields.proxyfield import ProxyField |
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class ExtensionField(object): |
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"""Mix-in class to make Archetypes fields not depend on generated |
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accessors and mutators, and use AnnotationStorage by default. |
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""" |
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implements(IExtensionField) |
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storage = AnnotationStorage() |
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def __init__(self, *args, **kwargs): |
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super(ExtensionField, self).__init__(*args, **kwargs) |
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self.args = args |
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self.kwargs = kwargs |
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def getAccessor(self, instance): |
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def accessor(): |
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if self.getType().endswith('ReferenceField'): |
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return self.get(instance.__of__(getSite())) |
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else: |
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return self.get(instance) |
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return accessor |
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def getEditAccessor(self, instance): |
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def edit_accessor(): |
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if self.getType().endswith('ReferenceField'): |
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return self.getRaw(instance.__of__(getSite())) |
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else: |
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return self.getRaw(instance) |
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return edit_accessor |
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def getMutator(self, instance): |
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def mutator(value, **kw): |
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if self.getType().endswith('ReferenceField'): |
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self.set(instance.__of__(getSite()), value) |
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else: |
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self.set(instance, value) |
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return mutator |
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def getIndexAccessor(self, instance): |
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name = getattr(self, 'index_method', None) |
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if name is None or name == '_at_accessor': |
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return self.getAccessor(instance) |
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elif name == '_at_edit_accessor': |
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return self.getEditAccessor(instance) |
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elif not isinstance(name, basestring): |
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raise ValueError('Bad index accessor value: %r', name) |
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else: |
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return getattr(instance, name) |
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class ExtBooleanField(ExtensionField, BooleanField): |
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"Field extender" |
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class ExtComputedField(ExtensionField, ComputedField): |
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"Field extender" |
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class ExtDateTimeField(ExtensionField, DateTimeField): |
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"Field extender" |
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class ExtFloatField(ExtensionField, FloatField): |
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"Field extender" |
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class ExtIntegerField(ExtensionField, IntegerField): |
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"Field extender" |
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class ExtLinesField(ExtensionField, LinesField): |
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"Field extender" |
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class ExtRecordField(ExtensionField, RecordField): |
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"Field extender" |
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class ExtRecordsField(ExtensionField, RecordsField): |
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"Field extender" |
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class ExtReferenceField(ExtensionField, ReferenceField): |
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"Field extender" |
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class ExtStringField(ExtensionField, StringField): |
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"Field extender" |
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class ExtTextField(ExtensionField, TextField): |
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"Field extender" |
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class ExtProxyField(ExtensionField, ProxyField): |
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"""Field extender""" |
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senaite /
senaite.core
