X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/ca336bd1f9658cf713681d1412d4153e5c4d9c93..7e9be4e3962e1cccc43798d0507b2c82cd1d275c:/src/club/payment_methods.py diff --git a/src/club/payment_methods.py b/src/club/payment_methods.py index 29221ee6d..9fddff3ff 100644 --- a/src/club/payment_methods.py +++ b/src/club/payment_methods.py @@ -1,15 +1,30 @@ +# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later. +# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# +from hashlib import sha256 from django.conf import settings from django.urls import reverse +from django.utils.timezone import now +from django.utils.translation import get_language +from paypal.rest import agreement_approval_url +from django.template.loader import render_to_string +from .payu import POSS class PaymentMethod(object): + is_onetime = False is_recurring = False + expiration_reliable = False + cancellable = False + updateable = False def initiate(self, request, schedule): return reverse('club_dummy_payment', args=[schedule.key]) class PayU(PaymentMethod): + is_onetime = True + expiration_reliable = True slug = 'payu' name = 'PayU' template_name = 'club/payment/payu.html' @@ -17,6 +32,14 @@ class PayU(PaymentMethod): def __init__(self, pos_id): self.pos_id = pos_id + def invite_widget(self, schedule): + return render_to_string( + 'club/payment/payu_invite.html', + { + 'schedule': schedule, + } + ) + def initiate(self, request, schedule): # Create Order at once. from .models import PayUOrder @@ -29,10 +52,13 @@ class PayU(PaymentMethod): class PayURe(PaymentMethod): - slug='payu-re' - name = 'PayU Recurring' + slug = 'payu-re' + name = 'PayU recurring' template_name = 'club/payment/payu-re.html' is_recurring = True + expiration_reliable = True + cancellable = True + updateable = True def __init__(self, pos_id): self.pos_id = pos_id @@ -40,48 +66,132 @@ class PayURe(PaymentMethod): def initiate(self, request, schedule): return reverse('club_payu_rec_payment', args=[schedule.key]) + def invite_widget(self, schedule): + from . import forms + pos = POSS[self.pos_id] + widget_args = { + 'merchant-pos-id': pos.pos_id, + 'shop-name': "SHOW NAME", + 'total-amount': str(int(schedule.amount * 100)), + 'currency-code': pos.currency_code, + 'customer-language': get_language(), # filter to pos.languages + 'customer-email': schedule.email, + 'store-card': 'true', + 'recurring-payment': 'true', + } + widget_sig = sha256( + ( + "".join(v for (k, v) in sorted(widget_args.items())) + + pos.secondary_key + ).encode('utf-8') + ).hexdigest() + + return render_to_string( + 'payu/rec_widget.html', + { + 'form': forms.PayUCardTokenForm(), + 'pos': POSS[self.pos_id], + 'widget_args': widget_args, + 'widget_sig': widget_sig, + } + ) + def pay(self, request, schedule): # Create order, put it and see what happens next. from .models import PayUOrder + if request is not None: + ip = request.META['REMOTE_ADDR'] + else: + ip = '127.0.0.1' + + if request is None: + if not self.needs_retry(schedule): + return + order = PayUOrder.objects.create( pos_id=self.pos_id, - customer_ip=request.META['REMOTE_ADDR'], + customer_ip=ip, schedule=schedule, ) return order.put() - -class PayPalRe(PaymentMethod): - slug='paypal-re' - name = 'PayPal Recurring' - template_name = 'club/payment/paypal-re.html' - is_recurring = True + def needs_retry(self, schedule): + retry_last = schedule.payuorder_set.exclude( + created_at=None).order_by('-created_at').first() + if retry_last is None: + return True + n = now().date() + days_since_last = (n - retry_last.created_at.date()).days + + retry_start = max( + schedule.expires_at.date(), + settings.CLUB_RETRIES_START + ) + retry_days = (n - retry_start).days + + if retry_days > settings.CLUB_RETRY_DAYS_MAX: + print('expired') + return False + if retry_days > settings.CLUB_RETRY_DAYS_DAILY: + print('retry less often now') + return days_since_last > settings.CLUB_RETRY_LESS + return days_since_last > 0 + + +class PayPal(PaymentMethod): + slug = 'paypal' + name = 'PayPal' + template_name = 'club/payment/paypal.html' + is_recurring = True + is_onetime = False + + def invite_widget(self, schedule): + return render_to_string( + 'club/payment/paypal_invite.html', + { + 'schedule': schedule, + } + ) + def initiate(self, request, schedule): - return reverse('club_dummy_payment', args=[schedule.key]) + app = request.GET.get('app') + return agreement_approval_url(schedule.amount, schedule.key, app=app) + + def pay(self, request, schedule): + from datetime import date, timedelta, datetime + from pytz import utc + tomorrow = datetime(*(date.today() + timedelta(2)).timetuple()[:3], tzinfo=utc) + any_active = False + for ba in schedule.billingagreement_set.all(): + active = ba.check_agreement() + ba.active = active + ba.save() + if active: + any_active = True + if any_active: + schedule.expires_at = tomorrow + schedule.save() methods = [] -pos = getattr(settings, 'CLUB_PAYU_POS', None) +pos = getattr(settings, 'CLUB_PAYU_RECURRING_POS', None) if pos: - payu_method = PayU(pos) - methods.append(payu_method) + recurring_payment_method = PayURe(pos) + methods.append(recurring_payment_method) else: - payu_method = None + recurring_payment_method = None -pos= getattr(settings, 'CLUB_PAYU_RECURRING_POS', None) +pos = getattr(settings, 'CLUB_PAYU_POS', None) if pos: - payure_method = PayURe(pos) - methods.append(payure_method) + single_payment_method = PayU(pos) + methods.append(single_payment_method) else: - payure_method = None - + single_payment_method = None -methods.append(PayPalRe()) -method_by_slug = { - m.slug: m - for m in methods -} +methods.append( + PayPal() +)