merchant

Merchant backend to process payments, run by merchants
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pg_update_account.c (2318B)

      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2023 Taler Systems SA
      4 
      5    TALER is free software; you can redistribute it and/or modify it under the
      6    terms of the GNU General Public License as published by the Free Software
      7    Foundation; either version 3, or (at your option) any later version.
      8 
      9    TALER is distributed in the hope that it will be useful, but WITHOUT ANY
     10    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     11    A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
     12 
     13    You should have received a copy of the GNU General Public License along with
     14    TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     15  */
     16 /**
     17  * @file backenddb/pg_update_account.c
     18  * @brief Implementation of the update_account function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "platform.h"
     22 #include <taler/taler_error_codes.h>
     23 #include <taler/taler_dbevents.h>
     24 #include <taler/taler_pq_lib.h>
     25 #include "pg_update_account.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TMH_PG_update_account (
     31   void *cls,
     32   const char *id,
     33   const struct TALER_MerchantWireHashP *h_wire,
     34   const char *credit_facade_url,
     35   const json_t *credit_facade_credentials)
     36 {
     37   struct PostgresClosure *pg = cls;
     38   struct GNUNET_PQ_QueryParam params[] = {
     39     GNUNET_PQ_query_param_string (id),
     40     GNUNET_PQ_query_param_auto_from_type (h_wire),
     41     NULL == credit_facade_url
     42     ? GNUNET_PQ_query_param_null ()
     43     : GNUNET_PQ_query_param_string (credit_facade_url),
     44     NULL == credit_facade_credentials
     45     ? GNUNET_PQ_query_param_null ()
     46     : TALER_PQ_query_param_json (credit_facade_credentials),
     47     GNUNET_PQ_query_param_end
     48   };
     49 
     50   check_connection (pg);
     51   PREPARE (pg,
     52            "update_account",
     53            "UPDATE merchant_accounts SET"
     54            " credit_facade_url=$3"
     55            ",credit_facade_credentials="
     56            "  COALESCE($4::TEXT::JSONB, credit_facade_credentials)"
     57            " WHERE h_wire=$2"
     58            "   AND merchant_serial="
     59            "   (SELECT merchant_serial"
     60            "      FROM merchant_instances"
     61            "      WHERE merchant_id=$1);");
     62   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     63                                              "update_account",
     64                                              params);
     65 }