merchant

Merchant backend to process payments, run by merchants
Log | Files | Refs | Submodules | README | LICENSE

get_kyc_limits.c (3028B)


      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2024 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/get_kyc_limits.c
     18  * @brief Implementation of the get_kyc_limits 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 "merchant-database/get_kyc_limits.h"
     26 #include "helper.h"
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TALER_MERCHANTDB_get_kyc_limits (struct TALER_MERCHANTDB_PostgresContext *pg,
     30                                  struct TALER_FullPayto merchant_account_uri,
     31                                  const char *instance_id,
     32                                  const char *exchange_url,
     33                                  bool *kyc_ok,
     34                                  bool *no_access_token,
     35                                  json_t **jlimits)
     36 {
     37   struct GNUNET_PQ_QueryParam params[] = {
     38     GNUNET_PQ_query_param_string (merchant_account_uri.full_payto),
     39     GNUNET_PQ_query_param_string (instance_id),
     40     GNUNET_PQ_query_param_string (exchange_url),
     41     GNUNET_PQ_query_param_end
     42   };
     43   struct GNUNET_PQ_ResultSpec rs[] = {
     44     GNUNET_PQ_result_spec_bool ("kyc_ok",
     45                                 kyc_ok),
     46     GNUNET_PQ_result_spec_bool ("no_access_token",
     47                                 no_access_token),
     48     GNUNET_PQ_result_spec_allow_null (
     49       TALER_PQ_result_spec_json ("jaccount_limits",
     50                                  jlimits),
     51       NULL),
     52     GNUNET_PQ_result_spec_end
     53   };
     54 
     55   check_connection (pg);
     56   PREPARE (pg,
     57            "get_kyc_limits",
     58            "SELECT"
     59            " mk.kyc_ok"
     60            ",mk.jaccount_limits::TEXT"
     61            ",mk.access_token IS NULL AS no_access_token"
     62            " FROM merchant_kyc mk"
     63            " WHERE mk.exchange_url=$3"
     64            "   AND mk.account_serial="
     65            "   (SELECT account_serial"
     66            "      FROM merchant_accounts"
     67            "     WHERE payto_uri=$1"
     68            "       AND merchant_serial="
     69            "       (SELECT merchant_serial"
     70            "          FROM merchant_instances"
     71            "         WHERE merchant_id=$2));");
     72   *jlimits = NULL;
     73   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     74                                                    "get_kyc_limits",
     75                                                    params,
     76                                                    rs);
     77 }