Line data    Source code

       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 backenddb/pg_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 "pg_get_kyc_limits.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : enum GNUNET_DB_QueryStatus
      29            4 : TMH_PG_get_kyc_limits (
      30              :   void *cls,
      31              :   struct TALER_FullPayto merchant_account_uri,
      32              :   const char *instance_id,
      33              :   const char *exchange_url,
      34              :   bool *kyc_ok,
      35              :   bool *no_access_token,
      36              :   json_t **jlimits)
      37              : {
      38            4 :   struct PostgresClosure *pg = cls;
      39            4 :   struct GNUNET_PQ_QueryParam params[] = {
      40            4 :     GNUNET_PQ_query_param_string (merchant_account_uri.full_payto),
      41            4 :     GNUNET_PQ_query_param_string (instance_id),
      42            4 :     GNUNET_PQ_query_param_string (exchange_url),
      43              :     GNUNET_PQ_query_param_end
      44              :   };
      45            4 :   struct GNUNET_PQ_ResultSpec rs[] = {
      46            4 :     GNUNET_PQ_result_spec_bool ("kyc_ok",
      47              :                                 kyc_ok),
      48            4 :     GNUNET_PQ_result_spec_bool ("no_access_token",
      49              :                                 no_access_token),
      50            4 :     GNUNET_PQ_result_spec_allow_null (
      51              :       TALER_PQ_result_spec_json ("jaccount_limits",
      52              :                                  jlimits),
      53              :       NULL),
      54              :     GNUNET_PQ_result_spec_end
      55              :   };
      56              : 
      57            4 :   check_connection (pg);
      58            4 :   PREPARE (pg,
      59              :            "get_kyc_limits",
      60              :            "SELECT"
      61              :            " mk.kyc_ok"
      62              :            ",mk.jaccount_limits::TEXT"
      63              :            ",mk.access_token IS NULL AS no_access_token"
      64              :            " FROM merchant_kyc mk"
      65              :            " WHERE mk.exchange_url=$3"
      66              :            "   AND mk.account_serial="
      67              :            "   (SELECT account_serial"
      68              :            "      FROM merchant_accounts"
      69              :            "     WHERE payto_uri=$1"
      70              :            "       AND merchant_serial="
      71              :            "       (SELECT merchant_serial"
      72              :            "          FROM merchant_instances"
      73              :            "         WHERE merchant_id=$2));");
      74            4 :   *jlimits = NULL;
      75            4 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      76              :                                                    "get_kyc_limits",
      77              :                                                    params,
      78              :                                                    rs);
      79              : }