def __init__(self, queryset, vars=None, template=None, per_page=100,
callback_key=None, callback=None, view=None):
"""
Either template or view should be set
"""
if template is None and view is None:
raise ValueError
self.template = template
self.vars = vars and vars or {}
self.callback_key = callback_key
self.callback = callback
self.view = view
self.p = DiggPaginator(queryset, per_page, body=7, padding=2, tail=1)
def paginate_response(request,
queryset,
template,
vars,
page_size=100,
callback_key=None,
callback=None):
"""
Uses DiggPaginator from
http://bitbucket.org/miracle2k/djutils/src/tip/djutils/pagination.py.
We could reconsider writing our own code.
"""
p = DiggPaginator(queryset, page_size, body=7, padding=2, tail=1)
page_num = 1
redirect = None
if ('page' in request.GET):
try:
page_num = int(request.GET['page'])
if page_num > p.num_pages:
redirect = p.num_pages
elif page_num < 1:
redirect = 1
except ValueError:
redirect = 1
if redirect is not None:
args = request.GET.copy()
args['page'] = redirect
return HttpResponseRedirect(
quote(request.path.encode('UTF-8')) + u'?' + args.urlencode())
page = p.page(page_num)
vars['items'] = page.object_list
vars['paginator'] = p
vars['page'] = page
vars['page_number'] = page_num
if callback_key is not None:
vars[callback_key] = callback(page)
return render_to_response(template,
vars,
context_instance=RequestContext(request))
