Line data    Source code

       1             : /*
       2             :    This file is part of TALER
       3             :    Copyright (C) 2022-2024 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_template.c
      18             :  * @brief Implementation of the update_template 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_template.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30           4 : TMH_PG_update_template (void *cls,
      31             :                         const char *instance_id,
      32             :                         const char *template_id,
      33             :                         const struct TALER_MERCHANTDB_TemplateDetails *td)
      34             : {
      35           4 :   struct PostgresClosure *pg = cls;
      36           4 :   struct GNUNET_PQ_QueryParam params[] = {
      37           4 :     GNUNET_PQ_query_param_string (instance_id),
      38           4 :     GNUNET_PQ_query_param_string (template_id),
      39           4 :     GNUNET_PQ_query_param_string (td->template_description),
      40           4 :     (NULL == td->otp_id)
      41           2 :     ? GNUNET_PQ_query_param_null ()
      42           4 :     : GNUNET_PQ_query_param_string (td->otp_id),
      43           4 :     TALER_PQ_query_param_json (td->template_contract),
      44           4 :     (NULL == td->editable_defaults)
      45           4 :     ? GNUNET_PQ_query_param_null ()
      46           4 :     : TALER_PQ_query_param_json (td->editable_defaults),
      47             :     GNUNET_PQ_query_param_end
      48             :   };
      49             : 
      50           4 :   check_connection (pg);
      51           4 :   PREPARE (pg,
      52             :            "update_template",
      53             :            "WITH mid AS ("
      54             :            "  SELECT merchant_serial"
      55             :            "    FROM merchant_instances"
      56             :            "   WHERE merchant_id=$1)"
      57             :            ",otp AS ("
      58             :            "   SELECT otp_serial"
      59             :            "     FROM merchant_otp_devices"
      60             :            "     JOIN mid USING (merchant_serial)"
      61             :            "    WHERE otp_id=$4)"
      62             :            "UPDATE merchant_template SET"
      63             :            " template_description=$3"
      64             :            ",otp_device_id="
      65             :            "  COALESCE((SELECT otp_serial"
      66             :            "            FROM otp), NULL)"
      67             :            ",template_contract=$5"
      68             :            ",editable_defaults=$6"
      69             :            " WHERE merchant_serial="
      70             :            "   (SELECT merchant_serial"
      71             :            "      FROM mid)"
      72             :            "   AND template_id=$2");
      73           4 :   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
      74             :                                              "update_template",
      75             :                                              params);
      76             : }