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"
      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             : }