X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/08cbe099b8b62c2f48d2ff9865716c7d52ec22d2..56c5bac0c6b5fc622a0b274861a98b9dca00259e:/src/paypal/views.py

diff --git a/src/paypal/views.py b/src/paypal/views.py
index e46be8ce6..01d3a5aab 100644
--- a/src/paypal/views.py
+++ b/src/paypal/views.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
@@ -9,7 +8,7 @@ from django.http import Http404
 from django.http.response import HttpResponseRedirect, HttpResponseForbidden
 from django.shortcuts import render
 
-from api.piston_patch import HttpResponseAppRedirect
+from api.utils import HttpResponseAppRedirect
 from paypal.forms import PaypalSubscriptionForm
 from paypal.rest import execute_agreement, check_agreement, agreement_approval_url, PaypalError
 from paypal.models import BillingAgreement, BillingPlan
@@ -17,7 +16,7 @@ from paypal.models import BillingAgreement, BillingPlan
 
 def paypal_form(request, app=False):
     if request.POST:
-        if not request.user.is_authenticated():
+        if not request.user.is_authenticated:
             return HttpResponseForbidden()
         form = PaypalSubscriptionForm(data=request.POST)
         if form.is_valid():
@@ -25,7 +24,7 @@ def paypal_form(request, app=False):
             try:
                 approval_url = agreement_approval_url(amount, app=app)
             except PaypalError as e:
-                return render(request, 'paypal/error_page.html', {'error': e.message})
+                return render(request, 'paypal/error_page.html', {'error': str(e)})
             return HttpResponseRedirect(approval_url)
     else:
         form = PaypalSubscriptionForm()