def orders_partner_csv(request):
response = make_http_response(content_type='text/html')
response['Content-Disposition'] = 'attachment; filename="orders.csv"'
orders = Order.objects.filter(container__owner=request.user)
if request.method == 'GET':
data = request.GET
# if (sys.version_info.major, sys.version_info.minor) >= (2, 7):
# search_data = {
# key: value for key, value
# in data.items() if value
# }
# else: # python 2.6 sucks
search_data = {}
for key, value in data.items():
if value:
search_data.update({key: value})
orders = orders.filter(Q(**search_data))
t = loader.get_template('csv/orders_partner.csv')
c = Context({
'orders': orders
})
response.write(t.render(c))
return response
def order_payment_notification(request):
success = ('<?xml version="1.0" encoding="UTF-8"?>'
"<result>"
"<code>{code}</code>"
"</result>"
)
error = ('<?xml version="1.0" encoding="UTF-8"?>'
"<result>"
"<code>{code}</code>"
"<comment>{comment}</comment>"
"</result>"
)
# # verbose version:
# response = '''
# <?xml version="1.0" encoding="UTF-8"?>
# <result>
# <id>{id}</id>
# <code>{code}</code>
# <comment>{comment}</comment>
# <course>{course}</course>
# </result>
# '''
response = make_http_response(content_type='text/xml')
if request.method != 'POST':
response.write(
error.format(
code=-1,
comment='no allowed method %s' % request.method
)
)
return response
data = request.POST
# IMPORTANT: ensure 'code' calculation algorithm below remains idempotent
valid = is_valid(data)
code = valid and 'YES' or 'NO'
order_id = data.get('orderid') # internal order id, string (64)
payment_id = data.get('paymentid') # external order id, int (30)
amount = data.get('amount', '0')
comment_error = ''
if not valid:
comment_error = "key sum is invalid"
# payment processing logic here, whatever you need
out = success.format(
# id='', # internal payment id - optional, string (64)
code=code,
# comment='', # optional, string (400)
# course='', # optional, float (10.2)
) if valid else error.format(
code=code,
comment=comment_error
)
response.write(out)
# proceeding payment
if valid:
order = get_object_or_None(Order, pk=order_id)
amount = Decimal(str(amount))
if order:
order.is_paid = True
order.save()
kw = dict(
amount=amount, client=order.client,
partner=order.container.owner,
order=order,
payment_id=payment_id
)
payment = PaymentTransaction.objects.filter(**kw)
if not payment:
PaymentTransaction.objects.create(**kw)
return response
