def delete(request, order_id = 0):
""" to delete order by self, who is sponsor
"""
order = Order.objects.get(pk = order_id)
if not order:
raise Http404
if order.sponsor != request.user:
messages.warning(request, u"订单不是你发起的，无权删除")
return redirect("/user/")
config = Config.get_default()
if _is_order_shutdown(request, config) is True:
messages.warning(request, u"订餐系统关闭中，暂时不能删除")
return redirect("/user/")
if is_today(datetime.datetime(1, 1, 1).fromtimestamp(order.add_timestamp)) is False:
logging.debug("order %d is out of time" % order.id)
messages.warning(request, u"订单已经过期，不允许删除，请联系管理员")
return redirect("/user/")
order.delete()
return redirect("/user/")
def ready(request, page = 1):
""" ready to complete order
"""
if request.user.is_authenticated() is False:
return redirect("/login/")
menus = Menu.objects.filter(id__in = request.session.get("menus", []))
paginator = Paginator(menus, 20)
try:
menus_page = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
menus_page = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999), deliver last page of results.
menus_page = paginator.page(paginator.num_pages)
restaurant = None
# sum total price
total_price = 0
if menus:
restaurant = menus[0].restaurant
for menu in menus:
total_price += menu.price
# init and check form
if request.method == "POST":
form = CommitOrderForm(request.POST)
if form.is_valid():
receivers = []
receiver_names = form.cleaned_data["receivers"].split(" ")
config = Config.get_default()
# check fee is validate
if _is_fee_sufficient(request, config, len(receiver_names), total_price) is False:
return render_template("order_ready.html",
{"menus_page": menus_page, "restaurant": restaurant,
"total_price": total_price, "form": form},
request = request)
if _is_order_shutdown(request, config) is True:
return render_template("order_ready.html",
{"menus_page": menus_page, "restaurant": restaurant,
"total_price": total_price, "form": form},
request = request)
if _is_restaurant_full(request, restaurant, len(receiver_names)) is True:
form.set_custom_error(u"餐厅已满")
return render_template("order_ready.html",
{"menus_page": menus_page, "restaurant": restaurant,
"total_price": total_price, "form": form},
request = request)
# begin to order now
order = Order(sponsor = request.user, restaurant = restaurant, price = total_price)
order.save()
for name in receiver_names:
user = DjangoUser.objects.filter(username = name)[0]
user.get_profile().order_meal(order)
user.get_profile().save()
receivers.append(user)
order.owners = receivers
order.menus = menus
order.save()
# update restaurant infomation
restaurant.add_order_number(len(receiver_names))
restaurant.save()
# update menu information
for menu in menus:
menu.order_number += len(receiver_names)
menu.last_order_datetime = datetime.datetime(1, 1, 1).today()
menu.save()
# clear session
request.session["menus"] = set()
return redirect("/order/%d/" % order.id)
else:
form = CommitOrderForm({"receivers": request.user.username})
return render_template("order_ready.html",
{"menus_page": menus_page, "restaurant": restaurant,
"total_price": total_price, "form": form},
request = request)
