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 exchangedb/pg_lookup_rules_by_access_token.c
      18             :  * @brief Implementation of the lookup_rules_by_access_token function for Postgres
      19             :  * @author Christian Grothoff
      20             :  */
      21             : #include "platform.h"
      22             : #include "taler_error_codes.h"
      23             : #include "taler_dbevents.h"
      24             : #include "taler_pq_lib.h"
      25             : #include "pg_lookup_rules_by_access_token.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : 
      29             : enum GNUNET_DB_QueryStatus
      30          28 : TEH_PG_lookup_rules_by_access_token (
      31             :   void *cls,
      32             :   const struct TALER_NormalizedPaytoHashP *h_payto,
      33             :   json_t **jnew_rules,
      34             :   uint64_t *rowid)
      35             : {
      36          28 :   struct PostgresClosure *pg = cls;
      37          28 :   struct GNUNET_PQ_QueryParam params[] = {
      38          28 :     GNUNET_PQ_query_param_auto_from_type (h_payto),
      39             :     GNUNET_PQ_query_param_end
      40             :   };
      41          28 :   struct GNUNET_PQ_ResultSpec rs[] = {
      42          28 :     GNUNET_PQ_result_spec_allow_null (
      43             :       TALER_PQ_result_spec_json (
      44             :         "jnew_rules",
      45             :         jnew_rules),
      46             :       NULL),
      47          28 :     GNUNET_PQ_result_spec_uint64 (
      48             :       "row_id",
      49             :       rowid),
      50             :     GNUNET_PQ_result_spec_end
      51             :   };
      52             : 
      53          28 :   *jnew_rules = NULL;
      54          28 :   PREPARE (pg,
      55             :            "lookup_rules_by_access_token",
      56             :            "SELECT"
      57             :            " jnew_rules"
      58             :            ",outcome_serial_id AS row_id"
      59             :            " FROM legitimization_outcomes"
      60             :            " WHERE h_payto=$1"
      61             :            "   AND is_active"
      62             :            " ORDER BY expiration_time DESC,"
      63             :            "          outcome_serial_id DESC"
      64             :            " LIMIT 1;");
      65          28 :   return GNUNET_PQ_eval_prepared_singleton_select (
      66             :     pg->conn,
      67             :     "lookup_rules_by_access_token",
      68             :     params,
      69             :     rs);
      70             : }