def parse(self, widget_options, site, preview_context=False):
format = widget_options.get('format', 'fullwidth_single')
number_of_ads = 1
ad_columns = 12
count_view = not preview_context
if format == 'fullwidth_triple':
number_of_ads = 3
ad_columns = 4
context = {
'format': format,
'ad_columns': ad_columns,
'count_view': count_view,
'number_of_ads': number_of_ads,
}
try:
ad_placements = AdPlacement.get_active_ads(
site,
format=format,
count_view=count_view,
number_of_ads=number_of_ads,
)
context['ad_placements'] = ad_placements
except InsufficientAdPlacements:
pass
return context
def advertisement(context, ad_placement=None, count_view=True, format='fullwidth_single'):
"""
Render either a single random ad placement, or the one provided.
Args:
ad_placement: (Optional) an AdPlacement instance to render. Providing this renders other arguments irrelevant.
count_view: If true, increase the view counter for the selected ad placement by one.
format: The advertisement format to select.
"""
context = context.flatten()
if ad_placement is None:
# No ad placement was provided, select one with the given arguments
try:
ad_placement = AdPlacement.get_active_ads(
site=context['request'].site,
count_view=count_view,
format=format,
number_of_ads=1,
)[0]
except InsufficientAdPlacements:
pass
context['ad_placement'] = ad_placement
return context
