merchant

Merchant backend to process payments, run by merchants
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select_account_by_uri.c (2988B)

      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 src/backenddb/select_account_by_uri.c
     18  * @brief Implementation of the select_account_by_uri function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "platform.h"
     22 #include <taler/taler_pq_lib.h>
     23 #include "merchant-database/select_account_by_uri.h"
     24 #include "helper.h"
     25 
     26 
     27 enum GNUNET_DB_QueryStatus
     28 TALER_MERCHANTDB_select_account_by_uri (
     29   struct TALER_MERCHANTDB_PostgresContext *pg,
     30   const char *id,
     31   struct TALER_FullPayto payto_uri,
     32   struct TALER_MERCHANTDB_AccountDetails *ad)
     33 {
     34   struct GNUNET_PQ_QueryParam params[] = {
     35     GNUNET_PQ_query_param_string (payto_uri.full_payto),
     36     GNUNET_PQ_query_param_end
     37   };
     38   struct GNUNET_PQ_ResultSpec rs[] = {
     39     GNUNET_PQ_result_spec_auto_from_type ("salt",
     40                                           &ad->salt),
     41     GNUNET_PQ_result_spec_auto_from_type ("h_wire",
     42                                           &ad->h_wire),
     43     GNUNET_PQ_result_spec_allow_null (
     44       GNUNET_PQ_result_spec_string ("credit_facade_url",
     45                                     &ad->credit_facade_url),
     46       NULL),
     47     GNUNET_PQ_result_spec_allow_null (
     48       TALER_PQ_result_spec_json ("credit_facade_credentials",
     49                                  &ad->credit_facade_credentials),
     50       NULL),
     51     GNUNET_PQ_result_spec_bool ("active",
     52                                 &ad->active),
     53     GNUNET_PQ_result_spec_end
     54   };
     55 
     56   GNUNET_assert (NULL != pg->current_merchant_id);
     57   GNUNET_assert (0 == strcmp (id,
     58                               pg->current_merchant_id));
     59   ad->credit_facade_url = NULL;
     60   ad->credit_facade_credentials = NULL;
     61   ad->payto_uri.full_payto
     62     = GNUNET_strdup (payto_uri.full_payto);
     63   ad->instance_id = id;
     64   check_connection (pg);
     65   TMH_PQ_prepare_anon (pg,
     66                        "SELECT"
     67                        " salt"
     68                        ",h_wire"
     69                        ",credit_facade_url"
     70                        ",credit_facade_credentials::TEXT"
     71                        ",active"
     72                        " FROM merchant_accounts"
     73                        " WHERE payto_uri = $1");
     74   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     75                                                    "",
     76                                                    params,
     77                                                    rs);
     78 }