1 files changed, 67 insertions, 0 deletions
diff --git a/src/backenddb/pg_insert_exchange_keys.c b/src/backenddb/pg_insert_exchange_keys.c
new file mode 100644
index 00000000..e3e9e84a
--- /dev/null
+++ b/src/backenddb/pg_insert_exchange_keys.c
@@ -0,0 +1,67 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2022 Taler Systems SA
+
+   TALER is free software; you can redistribute it and/or modify it under the
+   terms of the GNU General Public License as published by the Free Software
+   Foundation; either version 3, or (at your option) any later version.
+
+   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along with
+   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+/**
+ * @file backenddb/pg_insert_exchange_keys.c
+ * @brief Implementation of the insert_exchange_keys function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include <taler/taler_error_codes.h>
+#include <taler/taler_dbevents.h>
+#include <taler/taler_pq_lib.h>
+#include "pg_insert_exchange_keys.h"
+#include "pg_helper.h"
+
+
+enum GNUNET_DB_QueryStatus
+TMH_PG_insert_exchange_keys (void *cls,
+                             const struct TALER_EXCHANGE_Keys *keys)
+{
+  struct PostgresClosure *pg = cls;
+  json_t *jkeys = TALER_EXCHANGE_keys_to_json (keys);
+  struct GNUNET_PQ_QueryParam params[] = {
+    TALER_PQ_query_param_json (jkeys),
+    GNUNET_PQ_query_param_timestamp (&keys->last_denom_issue_date),
+    GNUNET_PQ_query_param_string (keys->exchange_url),
+    GNUNET_PQ_query_param_end
+  };
+  enum GNUNET_DB_QueryStatus qs;
+
+  check_connection (pg);
+  PREPARE (pg,
+           "insert_exchange_keys",
+           "INSERT INTO merchant_exchange_keys"
+           "(keys_json"
+           ",expiration_time"
+           ",exchange_url"
+           ") VALUES ($1, $2, $3);");
+  PREPARE (pg,
+           "update_exchange_keys",
+           "UPDATE merchant_exchange_keys SET"
+           " keys_json=$1"
+           ",expiration_time=$2"
+           " WHERE"
+           " exchange_url=$3;");
+  qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
+                                           "update_exchange_keys",
+                                           params);
+  if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
+    qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
+                                             "insert_exchange_keys",
+                                             params);
+  json_decref (jkeys);
+  return qs;
+}