From a58cbb5129b94b995f9cecd6b6521ca349c9cf6c Mon Sep 17 00:00:00 2001
From: MS <ms@taler.net>
Date: Thu, 10 Jun 2021 16:30:28 +0200
Subject: early stop when currency doesn't match

---
 talerbank/app/views.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'talerbank/app/views.py')

diff --git a/talerbank/app/views.py b/talerbank/app/views.py
index 63387b7..f75d08b 100644
--- a/talerbank/app/views.py
+++ b/talerbank/app/views.py
@@ -905,6 +905,16 @@ def twg_add_incoming(request, user_account, acct_id):
     debit_account = BankAccount.objects.get(user=debit_user)
     subject = f"{reserve_pub}"
 
+    # check if currency is acceptable
+    if amount.currency != settings.TALER_CURRENCY:
+        return JsonResponse(
+            {
+                "code": 30, # TALER_EC_BANK_DUPLICATE_RESERVE_PUB_SUBJECT
+                "hint": "The specified currency is not supported."
+            },
+            status=HTTPStatus.CONFLICT
+        )
+
     # check if reserve pub exists already.
     try:
         BankTransaction.objects.get(subject=subject)
-- 
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