paivana

commit 8d8fa9eff8035be218e77b76e2f5b98f70ca3b1c
parent 73b2170520dfbd70416755ad0d1171bb435b80fd
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sun, 31 May 2026 12:56:41 +0200

use 409, not 400

Diffstat:
M
README
 | 
5
+++--
M
src/backend/paivana-httpd_pay.c
 | 
2
+-

2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/README b/README
@@ -18,8 +18,9 @@ How it works
    expression which determines the set of pages the template applies to.
 1. An HTTP client accesses a page at `paivana-httpd`.
 2. If the paywall is enabled for the respective URL and no valid access
-   cookie is present, `paivana-httpd` renders a static paywall HTML page
-   (customizable Mustache template) referencing the payment template.
+   cookie is present, `paivana-httpd` redirects the browser to
+   a static paywall HTML page (customizable Mustache template)
+   referencing the payment template.
    The page includes a "Paivana" HTTP header to also facilitate agentic
    payments.
 3. The browser computes a unique payment identifier and
diff --git a/src/backend/paivana-httpd_pay.c b/src/backend/paivana-httpd_pay.c
@@ -249,7 +249,7 @@ order_status_cb (struct PayRequest *ph,
       GNUNET_break_op (0);
       ph->response = TALER_MHD_make_error (TALER_EC_PAIVANA_PAYMENT_MISSING,
                                            ph->order_id);
-      ph->response_status = MHD_HTTP_BAD_REQUEST;
+      ph->response_status = MHD_HTTP_CONFLICT;
     }
     else
     {