219 lines
8.7 KiB
Python
219 lines
8.7 KiB
Python
### epay callback function
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@require_safe
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def api_epay_callback(request):
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### save GET payload
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callback = EpayCallback.objects.create(
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json_payload=json.dumps(request.GET),
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callback_time=timezone.now(),
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)
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### find order
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if 'orderid' in request.GET:
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### find order type
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if request.GET['orderid'][0] == "M":
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### find epay order
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try:
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order = EpayOrder.objects.get(id=request.GET['orderid'][1:])
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except EpayOrder.DoesNotExist:
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print "epay callback - epayorder %s not found" % request.GET['orderid']
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return HttpResponse("Not OK")
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### check hash here
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if 'hash' not in request.GET:
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print "epay callback - missing epay hash"
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return HttpResponse("Not OK")
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### this does not work sometimes, ordering is off maybe?
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hashstring = ''
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qs = request.META['QUERY_STRING']
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print "querystring is %s" % qs
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for kv in qs.split("&"):
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print "hashstring is now %s" % hashstring
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if kv.split("=")[0] != "hash":
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hashstring += kv.split("=")[1]
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print "hashstring is now %s" % hashstring
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hashstring += settings.EPAY_MD5_SECRET
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epayhash = hashlib.md5(hashstring).hexdigest()
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if epayhash != request.GET['hash']:
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print "epay callback - wrong epay hash"
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return HttpResponse("Not OK")
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### save callback in epayorder
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order.epay_callback = callback
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if 'txnid' in request.GET:
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order.epay_txnid=request.GET['txnid']
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if 'amount' in request.GET:
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order.epay_amount=int(request.GET['amount'])/100
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if 'fraud' in request.GET:
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if request.GET['fraud'] == '1':
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order.epay_fraud=True
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else:
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order.epay_fraud=False
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### delay epayorder depending on user level
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if settings.ACCOUNT_LEVEL_SETTINGS[str(order.user.profile.account_level)]['MOBILEPAY_DELAY_DAYS'] > 0:
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order.btc_processing_delayed = True
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### all ok?
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if order.epay_amount == order.xxx_amount and not order.epay_fraud:
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order.epay_payment_ok=True
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### save
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order.save()
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else:
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print "epay callback - order %s not recognized" % request.GET['orderid']
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return HttpResponse("Not OK")
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return HttpResponse("OK")
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### epay order function
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@login_required
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def epay_order(request):
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if 'HTTP_X_FORWARDED_FOR' in request.META:
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ip = request.META['HTTP_X_FORWARDED_FOR']
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else:
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ip = request.META['REMOTE_ADDR']
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country = GeoIP().country(ip)["country_code"]
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if country not in settings.PERMITTED_EPAY_COUNTRIES:
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return render(request, 'epay_sepa_only.html')
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### get provision percent
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provision = get_provision_percent(request.user, "epayorder")
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### convert BTC price to DKK
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btc_usd_price = CurrencyPrice.objects.get(item='BTCUSD').price
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btc_dkk_price = ConvertCurrency(btc_usd_price, 'USD', 'DKK')
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### add provision
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btc_dkk_price_with_provision = btc_dkk_price * provision
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### instantiate form
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form = EpayOrderForm(request.POST or None, request=request, initial={
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'currency': request.user.profile.preferred_currency,
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'btc_address': request.user.profile.btc_address,
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})
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if form.is_valid():
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### Check exhange rates
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check_if_exchange_rates_are_too_old()
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### save order
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try:
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### save epay order with commit=False
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epayorder = form.save(commit=False)
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except Exception as E:
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print "unable to save epay order with commit=false"
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return render(request, 'epay_order_fail.html', {
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'message': _('Unable to save epay order. Please try again, and please contact us if the problem persists.')
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})
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### set useragent and IP
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epayorder.useragent = request.META['HTTP_USER_AGENT']
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epayorder.ip = ip
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### create time
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epayorder.create_time = timezone.now()
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### set order user
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epayorder.user = request.user
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### save DKK amount
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epayorder.dkk_amount = ConvertCurrency(epayorder.xxx_amount, epayorder.currency, 'DKK')
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### set fee
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epayorder.fee = settings.ACCOUNT_LEVEL_SETTINGS[str(epayorder.user.profile.account_level)]['MOBILEPAY_PROVISION']
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### save epayorder
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epayorder.save()
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### save btc_address to profile if needed
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if not request.user.profile.btc_address:
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request.user.profile.btc_address = epayorder.btc_address
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request.user.profile.save()
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send_amqp_message("epayorder M%s created by user %s" % (epayorder.id, request.user), "epayorder.create")
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return HttpResponseRedirect(reverse('epay_epay_form', kwargs={'epayorderid': epayorder.id}))
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### calculate BTC price for the users native currency
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btc_xxx_price = ConvertCurrency(amount=btc_usd_price, fromcurrency="USD", tocurrency=request.user.profile.preferred_currency or "EUR")
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### add provision
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btc_xxx_price = btc_xxx_price * provision
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### find out if new orders by this user should be delayed
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if settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level)]['MOBILEPAY_DELAY_DAYS'] == 0:
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skipdelay = True
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else:
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skipdelay = False
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### delay relevant?
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if settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level)]['MOBILEPAY_DELAY_DAYS'] > 0:
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nextlevel_history_delay = settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level+1)]['BUY_HISTORY_DELAY_DAYS']
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nextlevel_history_amount = settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level+1)]['BUY_HISTORY_MINIMUM']
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else:
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nextlevel_history_delay = None
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nextlevel_history_amount = None
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### render the response
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return render(request, 'epay_order.html', {
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'form': form,
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'btc_xxx_price': round(btc_xxx_price, 2),
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'currency': request.user.profile.preferred_currency or "EUR",
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'provision': round((provision-1)*100, 1),
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'skipdelay': skipdelay,
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'delaydays': settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level)]['MOBILEPAY_DELAY_DAYS'],
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'daily_limit': settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level)]['MOBILEPAY_LIMIT_DAY'],
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'nextlevel_history_delay': nextlevel_history_delay,
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'nextlevel_history_amount': nextlevel_history_amount,
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'btc_address': request.user.profile.btc_address,
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})
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### the page which shows the epay epay form
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@login_required
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def epay_epay_form(request, epayorderid):
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epayorder = get_object_or_404(EpayOrder, id=epayorderid, user=request.user, user_cancelled=False, epay_callback__isnull=True)
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accepturl = request.build_absolute_uri(reverse('epay_thanks', kwargs={'epayorderid': epayorder.id})).replace('http://', 'https://')
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description = str(request.user.id)
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hashstring = settings.EPAY_MERCHANT_NUMBER+description+'11'+str(epayorder.xxx_amount*100)+str(epayorder.currency)+'M'+str(epayorder.id)+accepturl+settings.EPAY_MD5_SECRET
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epayhash = hashlib.md5(hashstring).hexdigest()
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return render(request, 'epay_form.html', {
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'orderid': 'M%s' % epayorder.id,
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'description': description,
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'merchantnumber': settings.EPAY_MERCHANT_NUMBER,
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'amount': epayorder.xxx_amount*100,
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'currency': epayorder.currency,
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'epayhash': epayhash,
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'accepturl': accepturl,
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})
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### after epay payment thanks page
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@login_required
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def epay_thanks(request, epayorderid):
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### get order - if it is owned by this user and uncancelled
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epayorder = get_object_or_404(EpayOrder, id=epayorderid, user=request.user, user_cancelled=False)
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### check for querystring
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if request.GET:
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### update order to register thanks page view
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epayorder.thanks_page_view_time=timezone.now()
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epayorder.save()
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### redirect to get rid of GET querystring
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return HttpResponseRedirect(reverse('epay_thanks', kwargs={'epayorderid': epayorder.id}))
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if epayorder.btc_processing_delayed:
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minamount = ConvertLimit(settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level+1)]['BUY_HISTORY_MINIMUM'], epayorder.currency)
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delaydays = settings.ACCOUNT_LEVEL_SETTINGS[str(request.user.profile.account_level)]['MOBILEPAY_DELAY_DAYS']
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else:
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minamount = None
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delaydays = None
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return render(request, 'epay_thanks.html', {
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'order': epayorder,
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'delaydays': delaydays,
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'minamount': minamount,
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})
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