expand merchant order logic to return exchanges trusted by the merchant and indicate priority based on exchange /wire respons availability and restrictions

1 files changed, 9 insertions, 30 deletions

diff --git a/src/backend/taler-merchant-httpd_private-post-orders-ID-refund.c b/src/backend/taler-merchant-httpd_private-post-orders-ID-refund.c
index 3953fa06..5b5f6b05 100644
--- a/src/backend/taler-merchant-httpd_private-post-orders-ID-refund.c
+++ b/src/backend/taler-merchant-httpd_private-post-orders-ID-refund.c
@@ -26,6 +26,7 @@
 #include <taler/taler_json_lib.h>
 #include "taler-merchant-httpd_private-post-orders-ID-refund.h"
 #include "taler-merchant-httpd_private-get-orders.h"
+#include "taler-merchant-httpd_helper.h"
 
 
 /**
@@ -82,43 +83,21 @@ make_taler_refund_uri (struct MHD_Connection *connection,
                        const char *instance_id,
                        const char *order_id)
 {
-  const char *host;
-  const char *forwarded_host;
-  const char *uri_path;
-  struct GNUNET_Buffer buf = { 0 };
+  struct GNUNET_Buffer buf;
 
   GNUNET_assert (NULL != instance_id);
   GNUNET_assert (NULL != order_id);
-  host = MHD_lookup_connection_value (connection,
-                                      MHD_HEADER_KIND,
-                                      "Host");
-  forwarded_host = MHD_lookup_connection_value (connection,
-                                                MHD_HEADER_KIND,
-                                                "X-Forwarded-Host");
-  uri_path = MHD_lookup_connection_value (connection,
-                                          MHD_HEADER_KIND,
-                                          "X-Forwarded-Prefix");
-  if (NULL != forwarded_host)
-    host = forwarded_host;
-  if (NULL == host)
+  if (GNUNET_OK !=
+      TMH_taler_uri_by_connection (connection,
+                                   "refund",
+                                   instance_id,
+                                   &buf))
   {
-    /* Should never happen, at least the host header should be defined */
     GNUNET_break (0);
     return NULL;
   }
-  GNUNET_buffer_write_str (&buf, "taler");
-  if (GNUNET_NO == TALER_mhd_is_https (connection))
-    GNUNET_buffer_write_str (&buf, "+http");
-  GNUNET_buffer_write_str (&buf, "://refund/");
-  GNUNET_buffer_write_str (&buf, host);
-  if (NULL != uri_path)
-    GNUNET_buffer_write_path (&buf, uri_path);
-  if (0 != strcmp ("default", instance_id))
-  {
-    GNUNET_buffer_write_path (&buf, "instances");
-    GNUNET_buffer_write_path (&buf, instance_id);
-  }
-  GNUNET_buffer_write_path (&buf, order_id);
+  GNUNET_buffer_write_path (&buf,
+                            order_id);
   GNUNET_buffer_write_path (&buf,
                             ""); /* Trailing slash */
   return GNUNET_buffer_reap_str (&buf);