merchant

Merchant backend to process payments, run by merchants
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pg_delete_login_token.c (2693B)

      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_delete_login_token.c
     18  * @brief Implementation of the delete_login_token function for Postgres
     19  * @author Christian Grothoff
     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_delete_login_token.h"
     26 #include "pg_helper.h"
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TMH_PG_delete_login_token_serial (
     30   void *cls,
     31   const char *id,
     32   uint64_t serial)
     33 {
     34   struct PostgresClosure *pg = cls;
     35   struct GNUNET_PQ_QueryParam params[] = {
     36     GNUNET_PQ_query_param_string (id),
     37     GNUNET_PQ_query_param_uint64 (&serial),
     38     GNUNET_PQ_query_param_end
     39   };
     40 
     41   check_connection (pg);
     42   PREPARE (pg,
     43            "delete_login_token_serial",
     44            "DELETE FROM merchant_login_tokens"
     45            " WHERE serial=$2"
     46            "   AND merchant_serial="
     47            "    (SELECT merchant_serial"
     48            "       FROM merchant_instances"
     49            "      WHERE merchant_id=$1)");
     50   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     51                                              "delete_login_token_serial",
     52                                              params);
     53 }
     54 
     55 
     56 enum GNUNET_DB_QueryStatus
     57 TMH_PG_delete_login_token (
     58   void *cls,
     59   const char *id,
     60   const struct TALER_MERCHANTDB_LoginTokenP *token)
     61 {
     62   struct PostgresClosure *pg = cls;
     63   struct GNUNET_PQ_QueryParam params[] = {
     64     GNUNET_PQ_query_param_string (id),
     65     GNUNET_PQ_query_param_auto_from_type (token),
     66     GNUNET_PQ_query_param_end
     67   };
     68 
     69   check_connection (pg);
     70   PREPARE (pg,
     71            "delete_login_token",
     72            "DELETE FROM merchant_login_tokens"
     73            " WHERE token=$2"
     74            "   AND merchant_serial="
     75            "    (SELECT merchant_serial"
     76            "       FROM merchant_instances"
     77            "      WHERE merchant_id=$1)");
     78   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     79                                              "delete_login_token",
     80                                              params);
     81 }