exchange

Base system with REST service to issue digital coins, run by the payment service provider
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lookup_active_legitimization.c (2095B)

      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 exchangedb/lookup_pending_legitimization.c
     18  * @brief Implementation of the lookup_pending_legitimization function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "taler/taler_pq_lib.h"
     22 #include "exchange-database/lookup_active_legitimization.h"
     23 #include "helper.h"
     24 
     25 
     26 enum GNUNET_DB_QueryStatus
     27 TALER_EXCHANGEDB_lookup_active_legitimization (
     28   struct TALER_EXCHANGEDB_PostgresContext *pg,
     29   uint64_t legitimization_process_serial_id,
     30   uint32_t *measure_index,
     31   json_t **jmeasures)
     32 {
     33   struct GNUNET_PQ_QueryParam params[] = {
     34     GNUNET_PQ_query_param_uint64 (&legitimization_process_serial_id),
     35     GNUNET_PQ_query_param_end
     36   };
     37   struct GNUNET_PQ_ResultSpec rs[] = {
     38     TALER_PQ_result_spec_json (
     39       "jmeasures",
     40       jmeasures),
     41     GNUNET_PQ_result_spec_uint32 (
     42       "measure_index",
     43       measure_index),
     44     GNUNET_PQ_result_spec_end
     45   };
     46 
     47   PREPARE (pg,
     48            "lookup_active_legitimization",
     49            "SELECT "
     50            " lm.jmeasures::TEXT"
     51            ",lp.measure_index"
     52            " FROM legitimization_processes lp"
     53            " JOIN legitimization_measures lm"
     54            "   USING (legitimization_measure_serial_id)"
     55            " WHERE lp.legitimization_process_serial_id=$1"
     56            "   AND NOT lm.is_finished;");
     57   return GNUNET_PQ_eval_prepared_singleton_select (
     58     pg->conn,
     59     "lookup_active_legitimization",
     60     params,
     61     rs);
     62 }