lingo: show backend callback URL in update views (#49145)

combo/apps/lingo/manager_views.py

@@ -50,6 +50,11 @@ class RegieUpdateView(UpdateView):
     form_class = RegieForm
     success_url = reverse_lazy('lingo-manager-regie-list')
 
+    def get_context_data(self, **kwargs):
+        ctx = super().get_context_data(**kwargs)
+        ctx['callback_url'] = self.request.build_absolute_uri(self.object.callback_url)
+        return ctx
+
 
 class RegieDeleteView(DeleteView):
     model = Regie
@@ -74,6 +79,11 @@ class PaymentBackendUpdateView(UpdateView):
     form_class = PaymentBackendForm
     success_url = reverse_lazy('lingo-manager-paymentbackend-list')
 
+    def get_context_data(self, **kwargs):
+        ctx = super().get_context_data(**kwargs)
+        ctx['callback_url'] = self.request.build_absolute_uri(self.object.callback_url)
+        return ctx
+
 
 class PaymentBackendDeleteView(DeleteView):
     model = PaymentBackend

combo/apps/lingo/models.py

@@ -172,16 +172,13 @@ class PaymentBackend(models.Model):
             options = {}
         if request:
             if not automatic_return_url:
-                automatic_return_url = reverse(
-                    'lingo-callback-payment-backend', kwargs={'payment_backend_pk': self.id}
-                )
-
+                automatic_return_url = self.callback_url
             if automatic_return_url:
                 automatic_return_url = request.build_absolute_uri(automatic_return_url)
             if normal_return_url:
                 normal_return_url = request.build_absolute_uri(normal_return_url)
+                options['normal_return_url'] = normal_return_url
             options['automatic_return_url'] = automatic_return_url
-            options['normal_return_url'] = normal_return_url
         else:
             assert (
                 not automatic_return_url and not normal_return_url
@@ -280,6 +277,10 @@ class PaymentBackend(models.Model):
                 last_pk = transaction.pk
                 transaction.poll_backend(ignore_errors=False)
 
+    @property
+    def callback_url(self):
+        return reverse('lingo-callback-payment-backend', kwargs={'payment_backend_pk': self.pk})
+
 
 @python_2_unicode_compatible
 class Regie(models.Model):
@@ -606,6 +607,10 @@ class Regie(models.Model):
     def make_eopayment(self, **kwargs):
         return self.payment_backend.make_eopayment(**kwargs)
 
+    @property
+    def callback_url(self):
+        return self.payment_backend.callback_url
+
 
 class BasketItem(models.Model):
     user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE, null=True)

combo/apps/lingo/templates/lingo/paymentbackend_form.html

@@ -10,8 +10,10 @@
 {% endblock %}
 
 {% block content %}
-
 <form method="post" enctype="multipart/form-data">
+  {% if object.id and callback_url %}
+    <p><label>{% trans "Callback URL:" %}</label> <a href="{{ callback_url }}">{{ callback_url }}</a></p>
+  {% endif %}
   {% csrf_token %}
   {{ form.as_p }}
   <div class="buttons">

combo/apps/lingo/templates/lingo/regie_form.html

@@ -10,8 +10,10 @@
 {% endblock %}
 
 {% block content %}
-
 <form method="post" enctype="multipart/form-data">
+  {% if object.id and callback_url %}
+    <p><label>{% trans "Callback URL:" %}</label> <a href="{{ callback_url }}">{{ callback_url }}</a></p>
+  {% endif %}
   {% csrf_token %}
   {{ form.as_p }}
   <div class="buttons">

tests/test_lingo_manager.py

@@ -69,6 +69,11 @@ def test_edit_regie(app, admin_user, payment_backend):
     resp = app.get('/manage/lingo/regies/', status=200)
     resp = resp.click('Test')
     assert '/manage/lingo/regies/' in resp.text
+
+    # callback URL is shown
+    assert 'Callback URL' in resp
+    assert 'http://testserver/lingo/callback-payment-backend/%s/' % payment_backend.pk in resp
+
     resp.forms[0]['description'] = 'other description'
     resp = resp.forms[0].submit()
     assert resp.location.endswith('/manage/lingo/regies/')
@@ -632,6 +637,10 @@ def test_edit_payment_backend(app, admin_user):
     resp = app.get('/manage/lingo/paymentbackends/%s/edit' % payment_backend.pk, status=200)
     assert '/manage/lingo/paymentbackends/' in resp.text
 
+    # callback URL is shown
+    assert 'Callback URL' in resp
+    assert 'http://testserver/lingo/callback-payment-backend/%s' % payment_backend.pk in resp
+
     # service cannot be changed
     assert 'disabled' in resp.form['service'].attrs