@classmethod
def _get_choice_specs(cls):
revs = flaskg.storage.search(cls._query, **cls._query_args)
label_getter = cls.properties['label_getter']
choices = [(rev.meta[ITEMID], label_getter(rev)) for rev in revs]
if cls.optional:
choices.append(('', cls.properties['empty_label']))
return choices
def __init__(self, value=Unspecified, **kw):
super(Reference, self).__init__(value, **kw)
# NOTE There is a slight chance of two instances of the same Reference
# subclass having different set of choices when the storage changes
# between their initialization.
choice_specs = self._get_choice_specs()
self.properties['choice_specs'] = choice_specs
self.valid_values = [id_ for id_, name in choice_specs]
class BackReference(ReadonlyItemLinkList):
"""
Back references built from Whoosh query.
"""
def set(self, query, **query_args):
revs = flaskg.storage.search(query, **query_args)
super(BackReference, self).set([rev.meta[NAME] for rev in revs])
MultiSelect = Array.with_properties(widget=WIDGET_MULTI_SELECT)
return cls
@classmethod
def _get_choice_specs(cls):
revs = flaskg.storage.search(cls._query, **cls._query_args)
choices = [(rev.meta[ITEMID], rev.meta[NAME][0]) for rev in revs]
if cls.optional:
choices.append((u'', cls.properties['empty_label']))
return choices
def __init__(self, value=Unspecified, **kw):
super(Reference, self).__init__(value, **kw)
# NOTE There is a slight chance of two instances of the same Reference
# subclass having different set of choices when the storage changes
# between their initialization.
choice_specs = self._get_choice_specs()
self.properties['choice_specs'] = choice_specs
self.valid_values = [id_ for id_, name in choice_specs]
class BackReference(ReadonlyItemLinkList):
"""
Back references built from Whoosh query.
"""
def set(self, query, **query_args):
revs = flaskg.storage.search(query, **query_args)
super(BackReference, self).set([rev.meta[NAME] for rev in revs])
MultiSelect = Array.with_properties(widget=WIDGET_MULTI_SELECT)
