merchant

Merchant backend to process payments, run by merchants
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pg_store_wire_fee_by_exchange.c (2893B)

      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 backenddb/pg_store_wire_fee_by_exchange.c
     18  * @brief Implementation of the store_wire_fee_by_exchange 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_store_wire_fee_by_exchange.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TMH_PG_store_wire_fee_by_exchange (
     31   void *cls,
     32   const struct TALER_MasterPublicKeyP *master_pub,
     33   const struct GNUNET_HashCode *h_wire_method,
     34   const struct TALER_WireFeeSet *fees,
     35   struct GNUNET_TIME_Timestamp start_date,
     36   struct GNUNET_TIME_Timestamp end_date,
     37   const struct TALER_MasterSignatureP *master_sig)
     38 {
     39   struct PostgresClosure *pg = cls;
     40   struct GNUNET_PQ_QueryParam params[] = {
     41     GNUNET_PQ_query_param_auto_from_type (master_pub),
     42     GNUNET_PQ_query_param_auto_from_type (h_wire_method),
     43     TALER_PQ_query_param_amount_with_currency (pg->conn,
     44                                  &fees->wire),
     45     TALER_PQ_query_param_amount_with_currency (pg->conn,
     46                                  &fees->closing),
     47     GNUNET_PQ_query_param_timestamp (&start_date),
     48     GNUNET_PQ_query_param_timestamp (&end_date),
     49     GNUNET_PQ_query_param_auto_from_type (master_sig),
     50     GNUNET_PQ_query_param_end
     51   };
     52 
     53   /* no preflight check here, run in its own transaction by the caller */
     54   PREPARE (pg,
     55            "insert_wire_fee",
     56            "INSERT INTO merchant_exchange_wire_fees"
     57            "(master_pub"
     58            ",h_wire_method"
     59            ",wire_fee"
     60            ",closing_fee"
     61            ",start_date"
     62            ",end_date"
     63            ",master_sig)"
     64            " VALUES "
     65            "($1, $2, $3, $4, $5, $6, $7)"
     66            " ON CONFLICT DO NOTHING");
     67   check_connection (pg);
     68   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
     69               "Storing wire fee for %s starting at %s of %s\n",
     70               TALER_B2S (master_pub),
     71               GNUNET_TIME_timestamp2s (start_date),
     72               TALER_amount2s (&fees->wire));
     73   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     74                                              "insert_wire_fee",
     75                                              params);
     76 }