X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/6034428b14b634d1801e2d8279b1a0863b918a48..bde2a16ae2669bea94ec0f23c60213a26d4881f4:/src/club/payment_methods.py?ds=sidebyside

diff --git a/src/club/payment_methods.py b/src/club/payment_methods.py
index b215b1d69..6bb6f8e67 100644
--- a/src/club/payment_methods.py
+++ b/src/club/payment_methods.py
@@ -1,10 +1,22 @@
+# 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])
@@ -12,6 +24,7 @@ class PaymentMethod(object):
 
 class PayU(PaymentMethod):
     is_onetime = True
+    expiration_reliable = True
     slug = 'payu'
     name = 'PayU'
     template_name = 'club/payment/payu.html'
@@ -19,6 +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
@@ -31,10 +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
@@ -42,49 +66,131 @@ 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()
+
+    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'
+    slug = 'paypal'
     name = 'PayPal'
     template_name = 'club/payment/paypal.html'
     is_recurring = True
-    is_onetime = 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, timezone
+        tomorrow = datetime(*(date.today() + timedelta(2)).timetuple()[:3], tzinfo=timezone.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(PayPal())
 
 
-method_by_slug = {
-    m.slug: m
-    for m in methods
-}
+methods.append(
+    PayPal()
+)