def ajax_basket(request):
"""
Show a mini-page with shopping basket, used for AJAX-tooltips.
"""
basket = get_or_create_basket(request)
items = BasketItem.objects.filter(basket=basket)
request_context = RequestContext(request, {
'items': items,
})
return render(request, "ajax_basket.html", request_context)
def basket(request):
"""
Show a page with shopping basket information
"""
basket = get_or_create_basket(request)
items = BasketItem.objects.filter(basket=basket)
total = get_basket_total(items)
request_context = RequestContext(request, {
'items': items,
'total': total,
})
return render(request, "basket.html", request_context)
def update_product_count(request, itemID, count):
"""
Change the number of instances of a specific product that exists in our database.
"""
basket = get_or_create_basket(request)
count = int(count)
item = BasketItem.objects.filter(basket=basket).get(asset__pk = itemID)
if count <= 0:
item.delete()
else:
item.count = count
item.save()
return redirect('/basket')
def ajax_addproduct(request, productID):
"""
Called using an AJAX call when adding a product to the shopping basket
"""
try:
basket = get_or_create_basket(request)
# Get the asset
asset = Asset.objects.get(pk=productID)
except Asset.DoesNotExist:
print "Product not found!"
return HttpResponse("Error: No such product")
# Get or create a new BasketItem associated with the user and the product
try:
basket_item = BasketItem.objects.filter(basket=basket).get(asset__pk = productID)
except:
basket_item = BasketItem(basket=basket, asset=asset)
basket_item.count += 1
basket_item.save()
return HttpResponse("OK")
def remove_product(request, itemID=-1):
"""
Remove all occurences of a product (or all products, if itemID = -1) from the shopping basket.
Redirects back to /basket since that is the only place it will be called from.
"""
basket = get_or_create_basket(request)
if itemID == -1:
# If itemID == -1 then all items will be removed.
BasketItem.objects.filter(basket=basket).delete()
else:
try:
# BasketItem.objects.get(pk=itemID).delete()
item = BasketItem.objects.filter(basket=basket).get(asset__pk = itemID)
item.delete()
except BasketItem.DoesNotExist:
# Since no BasketItem with this asset exists, our job is already done.
pass
return redirect('/basket')
def place_order(request):
"""
Places an order
"""
basket = get_or_create_basket(request)
items = BasketItem.objects.filter(basket=basket)
total = get_basket_total(items)
problems = dict()
if request.method == 'POST':
form = PlaceOrder(request.POST)
if form.is_valid():
# User agreed to place the order, now check stock
for item in items:
if item.count > item.asset.stock:
problems[item.asset.name] = "Only %d items in stock, you have ordered %d" % (item.asset.stock, item.count)
if len(problems) == 0: # No problems, order can be placed
# Decrease stock count, mark order as placed, a new shopping basket will automatically be created
# Then redirect to /order/placed
for item in items:
item.asset.stock -= item.count
item.asset.save()
basket.active = False
basket.date_placed = datetime.now()
basket.save()
return redirect('/order/placed')
else:
form = PlaceOrder()
request_context = RequestContext(request, {
'items': items,
'total': total,
'form': form,
'problems': problems,
})
return render(request, "place_order.html", request_context)
