Line data    Source code

       1              : /*
       2              :    This file is part of TALER
       3              :    Copyright (C) 2023 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 backenddb/pg_lookup_account.c
      18              :  * @brief Implementation of the lookup_account 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 "pg_lookup_account.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : enum GNUNET_DB_QueryStatus
      29            0 : TMH_PG_lookup_account (void *cls,
      30              :                        const char *instance_id,
      31              :                        struct TALER_FullPayto payto_uri,
      32              :                        uint64_t *account_serial)
      33              : {
      34            0 :   struct PostgresClosure *pg = cls;
      35            0 :   struct GNUNET_PQ_QueryParam params[] = {
      36            0 :     GNUNET_PQ_query_param_string (instance_id),
      37            0 :     GNUNET_PQ_query_param_string (payto_uri.full_payto),
      38              :     GNUNET_PQ_query_param_end
      39              :   };
      40            0 :   struct GNUNET_PQ_ResultSpec rs[] = {
      41            0 :     GNUNET_PQ_result_spec_uint64 ("account_serial",
      42              :                                   account_serial),
      43              :     GNUNET_PQ_result_spec_end
      44              :   };
      45              : 
      46            0 :   check_connection (pg);
      47            0 :   PREPARE (pg,
      48              :            "lookup_account",
      49              :            "SELECT"
      50              :            " account_serial"
      51              :            " FROM merchant_accounts"
      52              :            " WHERE REGEXP_REPLACE(payto_uri,'\\?.*','')"
      53              :            "      =REGEXP_REPLACE($2,'\\?.*','')"
      54              :            "   AND merchant_serial="
      55              :            "        (SELECT merchant_serial"
      56              :            "           FROM merchant_instances"
      57              :            "          WHERE merchant_id=$1)");
      58            0 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      59              :                                                    "lookup_account",
      60              :                                                    params,
      61              :                                                    rs);
      62              : }