[taler-taler-mdb] branch master updated: substitute PRODUCT_DESCRIPTION in fulfillment-msg

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grothoff pushed a commit to branch master
in repository taler-mdb.

The following commit(s) were added to refs/heads/master by this push:
     new e919344  substitute PRODUCT_DESCRIPTION in fulfillment-msg
e919344 is described below

commit e919344cc2bf38326abc4c31b5753dcbdaff8e5a
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Mon Aug 24 14:20:14 2020 +0200

    substitute PRODUCT_DESCRIPTION in fulfillment-msg
---
 src/main.c | 30 ++++++++++++++++++++++++++----
 taler.conf |  8 +-------
 2 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/src/main.c b/src/main.c
index e50b5e6..21a87a0 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1534,16 +1534,37 @@ launch_payment (struct Product *product)
 {
   struct PaymentActivity *pa;
   json_t *orderReq;
+  char *msg;
+  const char *pos;
+
+  pos = strstr (fulfillment_msg,
+                "${PRODUCT_DESCRIPTION}");
+  if (NULL != pos)
+  {
+    /* replace ${PRODUCT_DESCRIPTION} with the real one */
+    GNUNET_asprintf (&msg,
+                     "%.*s%s%s",
+                     /* first output URL until ${PRODUCT_DESCRIPTION} */
+                     (int) (pos - fulfillment_msg),
+                     fulfillment_msg,
+                     /* replace ${PRODUCT_DESCRIPTION} with the right 
description */
+                     product->description,
+                     /* append rest of original URL */
+                     pos + strlen ("${PRODUCT_DESCRIPTION}"));
+  }
+  else
+  {
+    msg = GNUNET_strdup (fulfillment_msg);
+  }
 
   /* create the json object for the order request */
   if (NULL != product->preview)
   {
     orderReq = json_pack ("{ s:s, s:s, s:o, s:s, s:o }",
-                          "summary",
-                          product->description,
+                          "summary", product->description,
                           "preview", product->preview,
                           "amount", TALER_JSON_from_amount (&product->price),
-                          "fulfillment_message", fulfillment_msg,
+                          "fulfillment_message", msg,
                           "auto_refund", GNUNET_JSON_from_time_rel (
                             MAX_REFUND_DELAY)
                           );
@@ -1554,11 +1575,12 @@ launch_payment (struct Product *product)
                           "summary",
                           product->description,
                           "amount", TALER_JSON_from_amount (&product->price),
-                          "fulfillment_message", fulfillment_msg,
+                          "fulfillment_message", msg,
                           "auto_refund", GNUNET_JSON_from_time_rel (
                             MAX_REFUND_DELAY)
                           );
   }
+  GNUNET_free (msg);
   if (NULL == orderReq)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
diff --git a/taler.conf b/taler.conf
index 31d4292..f7add87 100644
--- a/taler.conf
+++ b/taler.conf
@@ -4,14 +4,8 @@ currency = TESTKUDOS
 [taler-mdb]
 backend-base-url = http://backend.test.taler.net/
 backend-authorization = ApiKey Sandbox
-# taler url for success message (see taler documentation)
-fulfillment-url = taler://fulfillment-success
-# alternative url (see taler documentation)
-#fulfillment-url = https(s)://
 # Message to diplay after purchase is completed,
-# will be concatenated with product
-# must be url - utf8 encoded
-fulfillment-msg = /Enjoy+your+
+fulfillment-msg = Enjoy your ${PRODUCT_DESCRIPTION}
 
 # Name of the UART where the MDB connector is reachable.
 UART_DEVICE = /dev/ttyAMA0

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