Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2022 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 exchangedb/pg_select_purse_merge.c
      18              :  * @brief Implementation of the select_purse_merge function for Postgres
      19              :  * @author Christian Grothoff
      20              :  */
      21              : #include "taler/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_select_purse_merge.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30            2 : TEH_PG_select_purse_merge (
      31              :   void *cls,
      32              :   const struct TALER_PurseContractPublicKeyP *purse_pub,
      33              :   struct TALER_PurseMergeSignatureP *merge_sig,
      34              :   struct GNUNET_TIME_Timestamp *merge_timestamp,
      35              :   char **partner_url,
      36              :   struct TALER_ReservePublicKeyP *reserve_pub,
      37              :   bool *refunded)
      38              : {
      39            2 :   struct PostgresClosure *pg = cls;
      40            2 :   struct GNUNET_PQ_QueryParam params[] = {
      41            2 :     GNUNET_PQ_query_param_auto_from_type (purse_pub),
      42              :     GNUNET_PQ_query_param_end
      43              :   };
      44            2 :   struct GNUNET_PQ_ResultSpec rs[] = {
      45            2 :     GNUNET_PQ_result_spec_auto_from_type ("merge_sig",
      46              :                                           merge_sig),
      47            2 :     GNUNET_PQ_result_spec_auto_from_type ("reserve_pub",
      48              :                                           reserve_pub),
      49            2 :     GNUNET_PQ_result_spec_timestamp ("merge_timestamp",
      50              :                                      merge_timestamp),
      51            2 :     GNUNET_PQ_result_spec_allow_null (
      52              :       GNUNET_PQ_result_spec_string ("partner_base_url",
      53              :                                     partner_url),
      54              :       NULL),
      55            2 :     GNUNET_PQ_result_spec_allow_null (
      56              :       GNUNET_PQ_result_spec_bool ("refunded",
      57              :                                   refunded),
      58              :       NULL),
      59              :     GNUNET_PQ_result_spec_end
      60              :   };
      61              : 
      62            2 :   *partner_url = NULL;
      63            2 :   *refunded = false;
      64            2 :   PREPARE (pg,
      65              :            "select_purse_merge",
      66              :            "SELECT "
      67              :            " pm.reserve_pub"
      68              :            ",pm.merge_sig"
      69              :            ",pm.merge_timestamp"
      70              :            ",pr.partner_base_url"
      71              :            ",pd.refunded"
      72              :            " FROM purse_merges pm"
      73              :            " LEFT JOIN purse_decision pd USING (purse_pub)"
      74              :            " LEFT JOIN partners pr USING (partner_serial_id)"
      75              :            " WHERE pm.purse_pub=$1;");
      76            2 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      77              :                                                    "select_purse_merge",
      78              :                                                    params,
      79              :                                                    rs);
      80              : }