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_aggregation_transient.c
      18             :  * @brief Implementation of the select_aggregation_transient function for Postgres
      19             :  * @author Christian Grothoff
      20             :  */
      21             : #include "platform.h"
      22             : #include "taler_error_codes.h"
      23             : #include "taler_dbevents.h"
      24             : #include "taler_pq_lib.h"
      25             : #include "pg_select_aggregation_transient.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30          68 : TEH_PG_select_aggregation_transient (
      31             :   void *cls,
      32             :   const struct TALER_FullPaytoHashP *h_payto,
      33             :   const struct TALER_MerchantPublicKeyP *merchant_pub,
      34             :   const char *exchange_account_section,
      35             :   struct TALER_WireTransferIdentifierRawP *wtid,
      36             :   struct TALER_Amount *total)
      37             : {
      38          68 :   struct PostgresClosure *pg = cls;
      39          68 :   struct GNUNET_PQ_QueryParam params[] = {
      40          68 :     GNUNET_PQ_query_param_auto_from_type (h_payto),
      41          68 :     GNUNET_PQ_query_param_auto_from_type (merchant_pub),
      42          68 :     GNUNET_PQ_query_param_string (exchange_account_section),
      43             :     GNUNET_PQ_query_param_end
      44             :   };
      45          68 :   struct GNUNET_PQ_ResultSpec rs[] = {
      46          68 :     TALER_PQ_RESULT_SPEC_AMOUNT ("amount",
      47             :                                  total),
      48          68 :     GNUNET_PQ_result_spec_auto_from_type ("wtid_raw",
      49             :                                           wtid),
      50             :     GNUNET_PQ_result_spec_end
      51             :   };
      52             : 
      53          68 :   PREPARE (pg,
      54             :            "select_aggregation_transient",
      55             :            "SELECT"
      56             :            "  amount"
      57             :            " ,wtid_raw"
      58             :            " FROM aggregation_transient"
      59             :            " WHERE wire_target_h_payto=$1"
      60             :            "   AND merchant_pub=$2"
      61             :            "   AND exchange_account_section=$3;");
      62          68 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      63             :                                                    "select_aggregation_transient",
      64             :                                                    params,
      65             :                                                    rs);
      66             : }