Line data    Source code

       1              : /*
       2              :    This file is part of Challenger
       3              :    Copyright (C) 2023 Taler Systems SA
       4              : 
       5              :    Challenger 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              :    Challenger 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              :    Challenger; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
      15              :  */
      16              : /**
      17              :  * @file src/challengerdb/get_validation.c
      18              :  * @brief Implementation of the get_validation 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 "get_validation.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : 
      29              : enum GNUNET_DB_QueryStatus
      30            9 : CHALLENGERDB_get_validation (
      31              :   struct CHALLENGERDB_PostgresContext *ctx,
      32              :   const struct CHALLENGER_ValidationNonceP *nonce,
      33              :   char **client_secret,
      34              :   json_t **address,
      35              :   char **client_scope,
      36              :   char **client_state,
      37              :   char **client_redirect_uri)
      38              : {
      39              :   struct GNUNET_TIME_Absolute now
      40            9 :     = GNUNET_TIME_absolute_get ();
      41            9 :   struct GNUNET_PQ_QueryParam params[] = {
      42            9 :     GNUNET_PQ_query_param_auto_from_type (nonce),
      43            9 :     GNUNET_PQ_query_param_absolute_time (&now),
      44              :     GNUNET_PQ_query_param_end
      45              :   };
      46            9 :   struct GNUNET_PQ_ResultSpec rs[] = {
      47            9 :     GNUNET_PQ_result_spec_string ("client_secret",
      48              :                                   client_secret),
      49            9 :     GNUNET_PQ_result_spec_allow_null (
      50              :       TALER_PQ_result_spec_json ("address",
      51              :                                  address),
      52              :       NULL),
      53            9 :     GNUNET_PQ_result_spec_allow_null (
      54              :       GNUNET_PQ_result_spec_string ("client_scope",
      55              :                                     client_scope),
      56              :       NULL),
      57            9 :     GNUNET_PQ_result_spec_allow_null (
      58              :       GNUNET_PQ_result_spec_string ("client_state",
      59              :                                     client_state),
      60              :       NULL),
      61            9 :     GNUNET_PQ_result_spec_string ("redirect_uri",
      62              :                                   client_redirect_uri),
      63              :     GNUNET_PQ_result_spec_end
      64              :   };
      65              : 
      66            9 :   *client_scope = NULL;
      67            9 :   *client_state = NULL;
      68            9 :   *address = NULL;
      69            9 :   PREPARE (ctx,
      70              :            "get_validation",
      71              :            "SELECT "
      72              :            "  client_secret"
      73              :            " ,address"
      74              :            " ,client_scope"
      75              :            " ,client_state"
      76              :            " ,COALESCE(client_redirect_uri,uri) AS redirect_uri"
      77              :            " FROM validations"
      78              :            " JOIN clients "
      79              :            "  USING (client_serial_id)"
      80              :            " WHERE nonce=$1"
      81              :            "   AND expiration_time > $2");
      82            9 :   return GNUNET_PQ_eval_prepared_singleton_select (ctx->conn,
      83              :                                                    "get_validation",
      84              :                                                    params,
      85              :                                                    rs);
      86              : }