Togglable inline details for Tastypie resources

inlinetogglemixin.py

class InlineToggleMixIn(object):
    """
    Allows details=<resource> querystring param to toggle whether to return resource uri or full details
    """

    # based on handy dehydrate_related from
    # http://chrismeyers.org/2012/06/25/tastypie-inline-aka-nested-fulltrue-embedded-relationship-dynamically-via-get-parameter/
    # Be careful not to create an infinite loop from having multiple resources that reference each other using this
    # and requesting details on both of them
    def dehydrate_related(self, bundle, related_resource):

        # this is not 100% ideal because the resource_name and collection_name may not be
        # what the end user sees, depending on how things are named. They see the attribute name
        resource_name = related_resource._meta.resource_name
        collection_name = related_resource._meta.collection_name
        inlines = bundle.request.GET.get('details','').split(',')

        if resource_name in inlines or collection_name in inlines:
            bundle = related_resource.build_bundle(obj=related_resource.instance, request=bundle.request)
            return related_resource.full_dehydrate(bundle)

        # default behavior for this method
        return related_resource.get_resource_uri(bundle)

# Use these where you would have used a ToManyField or ToOneField
class ToManyFieldDetailToggle(InlineToggleMixIn, fields.ToManyField):
    pass

class ToOneFieldDetailToggle(InlineToggleMixIn, fields.ToOneField):
    pass