update_account_last_bank_serial.c (2340B)
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/update_account_last_bank_serial.c 18 * @brief Implementation of the update_account_last_bank_serial function for Postgres 19 * @author Christian Grothoff 20 */ 21 #include "platform.h" 22 #include <taler/taler_pq_lib.h> 23 #include "merchant-database/update_account_last_bank_serial.h" 24 #include "helper.h" 25 26 27 enum GNUNET_DB_QueryStatus 28 TALER_MERCHANTDB_update_account_last_bank_serial ( 29 struct TALER_MERCHANTDB_PostgresContext *pg, 30 const char *instance, 31 struct TALER_FullPayto payto_uri, 32 uint64_t last_serial) 33 { 34 struct GNUNET_PQ_QueryParam params[] = { 35 GNUNET_PQ_query_param_string (payto_uri.full_payto), 36 GNUNET_PQ_query_param_uint64 (&last_serial), 37 GNUNET_PQ_query_param_end 38 }; 39 40 GNUNET_assert (NULL != pg->current_merchant_id); 41 GNUNET_assert (0 == strcmp (instance, 42 pg->current_merchant_id)); 43 /* Compare payto URIs with query parameters (such as 'receiver-name') 44 stripped. SPLIT_PART is used instead of REGEXP_REPLACE because the 45 previous regular expression ('\\?.*') matched an *optional* backslash 46 followed by anything, i.e. it matched at offset 0 and reduced every URI 47 to the empty string, making this condition always true. */ 48 TMH_PQ_prepare_anon (pg, 49 "UPDATE merchant_accounts" 50 " SET last_bank_serial=$2" 51 " WHERE SPLIT_PART(payto_uri,'?',1)" 52 " =SPLIT_PART(CAST ($1 AS TEXT),'?',1)"); 53 return GNUNET_PQ_eval_prepared_non_select (pg->conn, 54 "", 55 params); 56 }