merchant

Merchant backend to process payments, run by merchants
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pg_select_account.c (2945B)

      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2023 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_select_account.c
     18  * @brief Implementation of the select_account 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_select_account.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TMH_PG_select_account (void *cls,
     31                        const char *id,
     32                        const struct TALER_MerchantWireHashP *h_wire,
     33                        struct TALER_MERCHANTDB_AccountDetails *ad)
     34 {
     35   struct PostgresClosure *pg = cls;
     36   struct GNUNET_PQ_QueryParam params[] = {
     37     GNUNET_PQ_query_param_string (id),
     38     GNUNET_PQ_query_param_auto_from_type (h_wire),
     39     GNUNET_PQ_query_param_end
     40   };
     41   struct GNUNET_PQ_ResultSpec rs[] = {
     42     GNUNET_PQ_result_spec_auto_from_type ("salt",
     43                                           &ad->salt),
     44     GNUNET_PQ_result_spec_string ("payto_uri",
     45                                   &ad->payto_uri.full_payto),
     46     GNUNET_PQ_result_spec_allow_null (
     47       GNUNET_PQ_result_spec_string ("credit_facade_url",
     48                                     &ad->credit_facade_url),
     49       NULL),
     50     GNUNET_PQ_result_spec_allow_null (
     51       TALER_PQ_result_spec_json ("credit_facade_credentials",
     52                                  &ad->credit_facade_credentials),
     53       NULL),
     54     GNUNET_PQ_result_spec_bool ("active",
     55                                 &ad->active),
     56     GNUNET_PQ_result_spec_end
     57   };
     58 
     59   ad->h_wire = *h_wire;
     60   ad->instance_id = id;
     61   check_connection (pg);
     62   PREPARE (pg,
     63            "select_account",
     64            "SELECT"
     65            " salt"
     66            ",payto_uri"
     67            ",credit_facade_url"
     68            ",credit_facade_credentials::TEXT"
     69            ",active"
     70            " FROM merchant_accounts"
     71            " WHERE merchant_serial="
     72            "  (SELECT merchant_serial "
     73            "    FROM merchant_instances"
     74            "    WHERE merchant_id=$1) AND "
     75            " h_wire=$2;");
     76   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     77                                                    "select_account",
     78                                                    params,
     79                                                    rs);
     80 }