taler-merchant-demos

commit a8d266404efe9ea9ce61ff2ee537489e6d5bae3a
parent b0f3d60fec149ffee23872bd0e9290bebdf679e3
Author: Florian Dold <florian.dold@gmail.com>
Date:   Mon,  7 Sep 2020 11:43:43 +0530

support the re-purchase detection mechanism

Diffstat:
M
talermerchantdemos/blog/blog.py
 | 
12
++++++++++--

1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/talermerchantdemos/blog/blog.py b/talermerchantdemos/blog/blog.py
@@ -245,8 +245,16 @@ def article(article_name, data=None):
                 article_name=article_name,
                 order_id=order_id,
             )
-        else:
-            return render_article(article_name, data, order_id)
+        return render_article(article_name, data, order_id)
+
+    # Check if the customer came on this page via the
+    # re-purchase detection mechanism
+    ai = pay_status.get("already_paid_order_id")
+    au = pay_status.get("already_paid_fulfillment_url")
+    if ai is not None and au is not None:
+        response = flask.redirect(au)
+        response.set_cookie("order_id", ai, path=f"/essay/{article_name}")
+        return response
 
     # Redirect the browser to a page where the wallet can
     # run the payment protocol.