如何解决AJAX请求和CSRF令牌
因此,在我的购物车页面上,我想向Django服务器发送AJAX请求。可以更新购物车中的物品数量和结帐价格。这是我的AJAX请求
$('.plus').click(function() {
var productId = $(this).find('#productId').val();
req = $.ajax({
headers: { "X-CSrftoken": csrftoken },url: 'updateit/',type: 'post',data: {'productId' : productId,'action' : 'plus'}
});
req.done(function(data) {
$('#total').text(data.total);
$('#total_with_delivey').text(data.total_with_delivery);
$('#summary').text(data.subtotal);
});
});
这是Django视图:
@require_http_methods(["POST"])
def updateit(request):
product = Product.objects.get(id = request.POST['productId'])
action = request.POST['action']
if action == 'plus':
try:
cart = Cart.objects.get(cart_id=_cart_id(request))
except Cart.DoesNotExist:
cart = Cart.objects.create(
cart_id = _cart_id(request)
)
cart.save()
try:
cart_item = CartItem.objects.get(product=product,cart=cart)
if cart_item.quantity < cart_item.product.stock:
cart_item.quantity += 1
cart_item.save()
except CartItem.DoesNotExist:
cart_item = CartItem.objects.create(
product = product,quantity = 1,cart = cart
)
cart_item.save()
elif action == 'minus':
if cart_item.quantity > 1:
cart_item.quantity -= 1
cart_item.save()
else:
cart_item.delete()
item_count = 0
total = 0
cart = Cart.objects.filter(cart_id=_cart_id(request))
cart_items = CartItem.objects.all().filter(cart=cart[:1])
cart_item = CartItem.objects.get(id=request.POST['productId'])
subtotal = cart_item.quantity*cart_item.price
for cart_item in cart_items:
total += (cart_item.product.price * cart_item.quantity)
item_count += cart_item.quantity
total_with_delivery = total + 50
return JsonResponse({'result' : 'success','item_count' : item_count,'total' : total,'total_with_delivery' : total_with_delivery,'subtotal' : subtotal})
每次我按下加号按钮发送请求时,服务器控制台都会向我显示此请求。
> Forbidden (CSRF token missing or incorrect.): /updateit/ [14/Oct/2020
> 18:36:10] "POST /updateit/ HTTP/1.1" 403 2555
我想念什么?
解决方法
req = $.ajax({
url: 'updateit/',type: 'post',data: {
'productId' : productId,'action' : 'plus',csrfmiddlewaretoken:'{{ csrf_token }}',}
});
使用此
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