Pull in a menu from a different site than the current in a Mezzanine multi site setup.

extend_page_menu.py

from mezzanine.utils.sites import current_site_id
from mezzanine.pages.templatetags.pages_tags import page_menu

from mezzanine import template

register = template.Library()


@register.render_tag
def page_menu_for_site(context, token):
    """
    Creates a page menu grabbing pages from the given site_id rather than the
    current_site which is default.
    """
    old_site_id = current_site_id()

    context['request'].site_id = settings.DISTRICT_SITE_ID
    menu = page_menu(context, token)
    retval = menu.render(context)
    context['request'].site_id = old_site_id

    return retval