merchant

Merchant backend to process payments, run by merchants
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update_contract_terms.c (3607B)

      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_contract_terms.c
     18  * @brief Implementation of the update_contract_terms function for Postgres
     19  * @author Iván Ávalos
     20  */
     21 #include "platform.h"
     22 #include <taler/taler_pq_lib.h>
     23 #include "merchant-database/update_contract_terms.h"
     24 #include "helper.h"
     25 
     26 
     27 enum GNUNET_DB_QueryStatus
     28 TALER_MERCHANTDB_update_contract_terms (
     29   struct TALER_MERCHANTDB_PostgresContext *pg,
     30   const char *instance_id,
     31   const char *order_id,
     32   json_t *contract_terms)
     33 {
     34   struct GNUNET_TIME_Timestamp pay_deadline;
     35   struct GNUNET_TIME_Timestamp refund_deadline;
     36   const char *fulfillment_url = NULL;
     37   struct TALER_PrivateContractHashP h_contract_terms;
     38 
     39   if (GNUNET_OK !=
     40       TALER_JSON_contract_hash (contract_terms,
     41                                 &h_contract_terms))
     42   {
     43     GNUNET_break (0);
     44     return GNUNET_DB_STATUS_HARD_ERROR;
     45   }
     46 
     47   {
     48     struct GNUNET_JSON_Specification spec[] = {
     49       GNUNET_JSON_spec_timestamp ("pay_deadline",
     50                                   &pay_deadline),
     51       GNUNET_JSON_spec_timestamp ("refund_deadline",
     52                                   &refund_deadline),
     53       GNUNET_JSON_spec_mark_optional (
     54         GNUNET_JSON_spec_string ("fulfillment_url",
     55                                  &fulfillment_url),
     56         NULL),
     57       GNUNET_JSON_spec_end ()
     58     };
     59     enum GNUNET_GenericReturnValue res;
     60     const char *error_json_name;
     61     unsigned int error_line;
     62 
     63     res = GNUNET_JSON_parse (contract_terms,
     64                              spec,
     65                              &error_json_name,
     66                              &error_line);
     67     if (GNUNET_OK != res)
     68     {
     69       GNUNET_break (0);
     70       return GNUNET_DB_STATUS_HARD_ERROR;
     71     }
     72   }
     73 
     74   GNUNET_assert (NULL != pg->current_merchant_id);
     75   GNUNET_assert (0 == strcmp (instance_id,
     76                               pg->current_merchant_id));
     77   check_connection (pg);
     78   {
     79     struct GNUNET_PQ_QueryParam params[] = {
     80       GNUNET_PQ_query_param_string (order_id),
     81       TALER_PQ_query_param_json (contract_terms),
     82       GNUNET_PQ_query_param_auto_from_type (&h_contract_terms),
     83       GNUNET_PQ_query_param_timestamp (&pay_deadline),
     84       GNUNET_PQ_query_param_timestamp (&refund_deadline),
     85       (NULL == fulfillment_url)
     86       ? GNUNET_PQ_query_param_null ()
     87       : GNUNET_PQ_query_param_string (fulfillment_url),
     88       GNUNET_PQ_query_param_end
     89     };
     90 
     91     TMH_PQ_prepare_anon (pg,
     92                          "UPDATE merchant_contract_terms SET"
     93                          " contract_terms=$2::TEXT::JSONB"
     94                          ",h_contract_terms=$3"
     95                          ",pay_deadline=$4"
     96                          ",refund_deadline=$5"
     97                          ",fulfillment_url=$6"
     98                          " WHERE order_id=$1");
     99     return GNUNET_PQ_eval_prepared_non_select (pg->conn,
    100                                                "",
    101                                                params);
    102   }
    103 }