Bank transfer: Allow customer to send latest invoice via email (Z#207218) (#3511)

Co-authored-by: Raphael Michel <michel@rami.io>

src/pretix/plugins/banktransfer/urls.py

@@ -19,13 +19,19 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
-from django.urls import re_path
+from django.urls import include, re_path
 
 from pretix.api.urls import orga_router
 from pretix.plugins.banktransfer.api import BankImportJobViewSet
 
 from . import views
 
+event_patterns = [
+    re_path(r'^banktransfer/', include([
+        re_path(r'^(?P<order>[^/][^w]+)/(?P<secret>[A-Za-z0-9]+)/mail-invoice/$', views.SendInvoiceMailView.as_view(), name='mail_invoice'),
+    ])),
+]
+
 urlpatterns = [
     re_path(r'^control/organizer/(?P<organizer>[^/]+)/banktransfer/import/',
             views.OrganizerImportView.as_view(),