def __call__(self, context):
type_values = registered_types.values()
impl_image = lambda x : IImageContent.implementedBy(x['klass'])
image_types = [v['klass'].portal_type for v in type_values if impl_image(v)]
# remove duplicates when several types have the same content type
# even if they are not installed at the same time
_image_types = []
[_image_types.append(i) for i in image_types if image_types.count(i) == 1]
items = [SimpleTerm(i, i , i) for i in _image_types]
return SimpleVocabulary(items)
def __call__(self, context):
type_values = registered_types.values()
impl_image = lambda x: IImageContent.implementedBy(x['klass'])
image_types = [
v['klass'].portal_type for v in type_values if impl_image(v)
]
# remove duplicates when several types have the same content type
# even if they are not installed at the same time
_image_types = []
[
_image_types.append(i) for i in image_types
if image_types.count(i) == 1
]
items = [SimpleTerm(i, i, i) for i in _image_types]
return SimpleVocabulary(items)
