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import logging
logger = logging.getLogger(__name__)
from website.jdpages.models import HomePage
from website.jdpages.models import PageHeaderImage
def get_page_header(page):
"""
:returns: the page header for a given page.
Uses parent page image when none is defined.
Top parent is the HomePage.
None when there is no Hompage or when the HomePage has no header.
# Get a random page header, or the first one if there is only one
image = PageHeaderImage.objects.filter(page=page).order_by('?').first()
if image is not None:
return image
# No image found! If we received an integer, then do not search further
if isinstance(page, int):
return None
# Try from parent
if page.parent:
return get_page_header(page.parent)
# Try from first homepage
homepage = HomePage.objects.values_list('id').first()
if len(homepage) != 0:
# Since we give get_page_header an integer, there is no infinite recursion here...
return get_page_header(homepage[0])
def get_homepage_header():
""" Returns the page header image of the homepage """
if not homepage:
jonge-democraten /
website
