exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_get_pending_kyc_requirement_process.c (2135B)

      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 exchangedb/pg_get_pending_kyc_requirement_process.c
     18  * @brief Implementation of the get_pending_kyc_requirement_process function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "taler/taler_pq_lib.h"
     22 #include "taler/exchange-database/get_pending_kyc_requirement_process.h"
     23 #include "helper.h"
     24 
     25 
     26 enum GNUNET_DB_QueryStatus
     27 TALER_EXCHANGEDB_get_pending_kyc_requirement_process (
     28   struct TALER_EXCHANGEDB_PostgresContext *pg,
     29   const struct TALER_NormalizedPaytoHashP *h_payto,
     30   const char *provider_name,
     31   char **redirect_url)
     32 {
     33   struct GNUNET_PQ_QueryParam params[] = {
     34     GNUNET_PQ_query_param_string (provider_name),
     35     GNUNET_PQ_query_param_auto_from_type (h_payto),
     36     GNUNET_PQ_query_param_end
     37   };
     38   struct GNUNET_PQ_ResultSpec rs[] = {
     39     GNUNET_PQ_result_spec_allow_null (
     40       GNUNET_PQ_result_spec_string ("redirect_url",
     41                                     redirect_url),
     42       NULL),
     43     GNUNET_PQ_result_spec_end
     44   };
     45 
     46   *redirect_url = NULL;
     47   PREPARE (pg,
     48            "get_pending_kyc_requirement_process",
     49            "SELECT"
     50            "  redirect_url"
     51            " FROM legitimization_processes"
     52            " WHERE provider_name=$1"
     53            "  AND h_payto=$2"
     54            "  AND NOT finished"
     55            " ORDER BY start_time DESC"
     56            "  LIMIT 1");
     57   return GNUNET_PQ_eval_prepared_singleton_select (
     58     pg->conn,
     59     "get_pending_kyc_requirement_process",
     60     params,
     61     rs);
     62 }