def filter_items(request, c, items):
if 'sort' in request.GET:
request.session['catalog_sort'] = request.GET['sort']
if 'catalog_sort' in request.session:
items = items.order_by(request.session['catalog_sort'])
c['sort'] = request.session['catalog_sort']
else:
items = items.order_by('name')
c['sort'] = 'name'
if 'brand' in request.GET:
request.session['catalog_brand'] = request.GET['brand']
if 'catalog_brand' in request.session and request.session['catalog_brand']:
if Brand.get_by_slug(request.session['catalog_brand']) in c['brands']:
items = items.filter(brand=Brand.get_by_slug(request.session['catalog_brand']))
c['brand'] = request.session['catalog_brand']
else:
del request.session['catalog_brand']
if 'from_price' in request.GET:
request.session['catalog_from_price'] = request.GET['from_price']
if 'catalog_from_price' in request.session and request.session['catalog_from_price']:
items = items.filter(price__gte=int(request.session['catalog_from_price']))
c['from_price'] = request.session['catalog_from_price']
if 'to_price' in request.GET:
request.session['catalog_to_price'] = request.GET['to_price']
if 'catalog_to_price' in request.session and request.session['catalog_to_price']:
items = items.filter(price__lte=int(request.session['catalog_to_price']))
c['to_price'] = request.session['catalog_to_price']
if 'season_change' in request.GET:
request.session['catalog_season'] = request.GET.getlist('season', [])
if 'catalog_season' in request.session and request.session['catalog_season']:
items = items.filter(season__in=request.session['catalog_season'])
c['season'] = request.session['catalog_season']
if 'novelty_sale' in request.GET:
request.session['catalog_for_sale'] = request.GET.get('for_sale', False)
request.session['catalog_novelty'] = request.GET.get('novelty', False)
if 'catalog_for_sale' in request.session and request.session['catalog_for_sale']:
items = items.exclude(price_old__exact=None)
c['for_sale'] = True
if 'catalog_novelty' in request.session and request.session['catalog_novelty']:
items = items.filter(date__gte=(datetime.datetime.now() - datetime.timedelta(days=7)))
c['novelty'] = True
if 'color' in request.GET:
request.session['catalog_color'] = request.GET['color']
if 'catalog_color' in request.session and request.session['catalog_color']:
if Color.objects.get(id=int(request.session['catalog_color'])) in c['colors']:
items = items.filter(color=request.session['catalog_color'])
c['color'] = int(request.session['catalog_color'])
else:
del request.session['catalog_color']
if 'material' in request.GET:
request.session['catalog_material'] = request.GET['material']
if 'catalog_material' in request.session and request.session['catalog_material']:
if Material.objects.get(id=int(request.session['catalog_material'])) in c['materials']:
items = items.filter(material=request.session['catalog_material'])
c['material'] = int(request.session['catalog_material'])
else:
del request.session['catalog_material']
if 'count' in request.GET:
request.session['catalog_count'] = request.GET['count']
if 'catalog_count' in request.session:
c['count'] = request.session['catalog_count']
else:
request.session['catalog_count'] = 10
c['count'] = 10
paginator = Paginator(items, request.session['catalog_count'])
page = int(request.GET.get('page', '1'))
try:
items = paginator.page(page)
except PageNotAnInteger:
page = 1
items = paginator.page(page)
except EmptyPage:
page = paginator.num_pages
items = paginator.page(page)
c['page'] = page
c['page_range'] = paginator.page_range
if len(c['page_range']) > 1:
c['need_pagination'] = True
c['items'] = items
return c
def brand(request, slug):
c = get_common_context(request)
c['brand'] = Brand.get_by_slug(slug)
items = Item.objects.filter(brand=c['brand'])
return render_to_response('brand.html', filter_items(request, c, items), context_instance=RequestContext(request))
