Prevent duplicate payment confirmation mails

2017-01-22 17:46:56 +01:00
parent 04369ff4f1
commit 221526c979
3 changed files with 11 additions and 2 deletions
--- a/src/pretix/presale/views/cart.py
+++ b/src/pretix/presale/views/cart.py
@@ -42,8 +42,10 @@ class CartActionMixin:
            amount = int(value)
        except ValueError:
            raise CartError(_('Please enter numbers only.'))
-        if amount <= 0:
+        if amount < 0:
            raise CartError(_('Please enter positive numbers only.'))
+        elif amount == 0:
+            return

        price = self.request.POST.get('price_' + "_".join(parts[1:]), "")
        if key.startswith('item_'):