lookup_order_status.c (2343B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2022 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 src/backenddb/lookup_order_status.c 18 * @brief Implementation of the lookup_order_status function for Postgres 19 * @author Iván Ávalos 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 "merchant-database/lookup_order_status.h" 26 #include "helper.h" 27 28 29 enum GNUNET_DB_QueryStatus 30 TALER_MERCHANTDB_lookup_order_status ( 31 struct TALER_MERCHANTDB_PostgresContext *pg, 32 const char *instance_id, 33 const char *order_id, 34 struct TALER_PrivateContractHashP *h_contract_terms, 35 bool *paid) 36 { 37 struct GNUNET_PQ_QueryParam params[] = { 38 GNUNET_PQ_query_param_string (order_id), 39 GNUNET_PQ_query_param_end 40 }; 41 struct GNUNET_PQ_ResultSpec rs[] = { 42 GNUNET_PQ_result_spec_auto_from_type ("h_contract_terms", 43 h_contract_terms), 44 GNUNET_PQ_result_spec_bool ("paid", 45 paid), 46 GNUNET_PQ_result_spec_end 47 }; 48 49 GNUNET_assert (NULL != pg->current_merchant_id); 50 GNUNET_assert (0 == strcmp (instance_id, 51 pg->current_merchant_id)); 52 check_connection (pg); 53 TMH_PQ_prepare_anon (pg, 54 "SELECT" 55 " h_contract_terms" 56 ",paid" 57 " FROM merchant_contract_terms" 58 " WHERE order_id=$1"); 59 *paid = false; 60 return GNUNET_PQ_eval_prepared_singleton_select (pg->conn, 61 "", 62 params, 63 rs); 64 }