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 : }