Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2025 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 src/backenddb/update_to_expected_transfer_finalized.c
      18              :  * @brief Implementation of the update_to_expected_transfer_finalized function for Postgres
      19              :  * @author Christian Grothoff
      20              :  */
      21              : #include "platform.h"
      22              : #include <taler/taler_pq_lib.h>
      23              : #include "merchant-database/update_to_expected_transfer_finalized.h"
      24              : #include "helper.h"
      25              : 
      26              : 
      27              : enum GNUNET_DB_QueryStatus
      28            8 : TALER_MERCHANTDB_update_to_expected_transfer_finalized (
      29              :   struct TALER_MERCHANTDB_PostgresContext *pg,
      30              :   const char *exchange_url,
      31              :   const struct TALER_WireTransferIdentifierRawP *wtid,
      32              :   const struct GNUNET_HashCode *h_details,
      33              :   const struct TALER_Amount *total_amount,
      34              :   const struct TALER_Amount *wire_fee,
      35              :   const struct TALER_ExchangePublicKeyP *exchange_pub,
      36              :   const struct TALER_ExchangeSignatureP *exchange_sig,
      37              :   const struct TALER_FullPayto exchange_payto_uri)
      38              : {
      39            8 :   struct GNUNET_PQ_QueryParam params[] = {
      40            8 :     GNUNET_PQ_query_param_auto_from_type (wtid),
      41            8 :     GNUNET_PQ_query_param_string (exchange_url),
      42            8 :     TALER_PQ_query_param_amount_with_currency (pg->conn,
      43              :                                                total_amount),
      44            8 :     TALER_PQ_query_param_amount_with_currency (pg->conn,
      45              :                                                wire_fee),
      46            8 :     GNUNET_PQ_query_param_auto_from_type (h_details),
      47            8 :     GNUNET_PQ_query_param_auto_from_type (exchange_pub),
      48            8 :     GNUNET_PQ_query_param_auto_from_type (exchange_sig),
      49            8 :     NULL == exchange_payto_uri.full_payto
      50            0 :     ? GNUNET_PQ_query_param_null ()
      51            8 :     : GNUNET_PQ_query_param_string (exchange_payto_uri.full_payto),
      52              :     GNUNET_PQ_query_param_end
      53              :   };
      54              : 
      55            8 :   GNUNET_assert (NULL != pg->current_merchant_id);
      56            8 :   TMH_PQ_prepare_anon (pg,
      57              :                        "WITH subquery AS ("
      58              :                        "  SELECT signkey_serial"
      59              :                        "    FROM merchant.merchant_exchange_signing_keys"
      60              :                        "   WHERE exchange_pub=$6"
      61              :                        ")"
      62              :                        "UPDATE merchant_expected_transfers SET"
      63              :                        " last_http_status=200"
      64              :                        ",last_ec=0"
      65              :                        ",last_detail=NULL"
      66              :                        ",retry_needed=FALSE"
      67              :                        ",retry_time=0"
      68              :                        ",expected_credit_amount=$3"
      69              :                        ",wire_fee=$4"
      70              :                        ",h_details=$5"
      71              :                        ",signkey_serial=subquery.signkey_serial"
      72              :                        ",exchange_sig=$7"
      73              :                        /* COALESCE: a retry against an exchange that stopped
      74              :                           reporting the account (downgrade, or a pre-v39
      75              :                           exchange) must not erase what we already learned. */
      76              :                        ",exchange_payto_uri="
      77              :                        "COALESCE(CAST($8 AS TEXT),exchange_payto_uri)"
      78              :                        " FROM subquery"
      79              :                        " WHERE wtid=$1"
      80              :                        "   AND exchange_url=$2");
      81            8 :   return GNUNET_PQ_eval_prepared_non_select (
      82              :     pg->conn,
      83              :     "",
      84              :     params);
      85              : }