Line data    Source code

       1             : /*
       2             :    This file is part of TALER
       3             :    Copyright (C) 2024 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             : 
      18             : #include "taler/platform.h"
      19             : #include <gnunet/gnunet_util_lib.h>
      20             : #include <gnunet/gnunet_json_lib.h>
      21             : #include <jansson.h>
      22             : #include <microhttpd.h>
      23             : #include <pthread.h>
      24             : #include "taler/taler_json_lib.h"
      25             : #include "taler/taler_mhd_lib.h"
      26             : #include "taler-auditor-httpd.h"
      27             : #include "taler-auditor-httpd_purses-get.h"
      28             : 
      29             : /**
      30             :  * Add purses to the list.
      31             :  *
      32             :  * @param[in,out] cls a `json_t *` array to extend
      33             :  * @param serial_id location of the @a dc in the database
      34             :  * @param dc struct of inconsistencies
      35             :  * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop iterating
      36             :  */
      37             : static enum GNUNET_GenericReturnValue
      38           0 : process_purses (
      39             :   void *cls,
      40             :   uint64_t serial_id,
      41             :   const struct TALER_AUDITORDB_Purses *dc)
      42             : {
      43           0 :   json_t *list = cls;
      44             :   json_t *obj;
      45             : 
      46           0 :   obj = GNUNET_JSON_PACK (
      47             : 
      48             :     GNUNET_JSON_pack_int64 ("auditor_purses_rowid", dc->auditor_purses_rowid),
      49             :     GNUNET_JSON_pack_data_auto ("purse_pub", &dc->purse_pub),
      50             :     TALER_JSON_pack_amount ("balance", &dc->balance),
      51             :     TALER_JSON_pack_amount ("target", &dc->target),
      52             :     TALER_JSON_pack_time_abs_human ("expiration_date", dc->expiration_date)
      53             : 
      54             : 
      55             :     );
      56           0 :   GNUNET_break (0 ==
      57             :                 json_array_append_new (list,
      58             :                                        obj));
      59             : 
      60             : 
      61           0 :   return GNUNET_OK;
      62             : }
      63             : 
      64             : 
      65             : MHD_RESULT
      66           0 : TAH_PURSES_handler_get (
      67             :   struct TAH_RequestHandler *rh,
      68             :   struct MHD_Connection *connection,
      69             :   void **connection_cls,
      70             :   const char *upload_data,
      71             :   size_t *upload_data_size,
      72             :   const char *const args[])
      73             : {
      74             :   json_t *ja;
      75             :   enum GNUNET_DB_QueryStatus qs;
      76           0 :   int64_t limit = -20;
      77             :   uint64_t offset;
      78             : 
      79             :   (void) rh;
      80             :   (void) connection_cls;
      81             :   (void) upload_data;
      82             :   (void) upload_data_size;
      83           0 :   if (GNUNET_SYSERR ==
      84           0 :       TAH_plugin->preflight (TAH_plugin->cls))
      85             :   {
      86           0 :     GNUNET_break (0);
      87           0 :     return TALER_MHD_reply_with_error (
      88             :       connection,
      89             :       MHD_HTTP_INTERNAL_SERVER_ERROR,
      90             :       TALER_EC_GENERIC_DB_SETUP_FAILED,
      91             :       NULL);
      92             :   }
      93           0 :   TALER_MHD_parse_request_snumber (connection,
      94             :                                    "limit",
      95             :                                    &limit);
      96           0 :   if (limit < 0)
      97           0 :     offset = INT64_MAX;
      98             :   else
      99           0 :     offset = 0;
     100           0 :   TALER_MHD_parse_request_number (connection,
     101             :                                   "offset",
     102             :                                   &offset);
     103           0 :   ja = json_array ();
     104           0 :   GNUNET_break (NULL != ja);
     105           0 :   qs = TAH_plugin->get_purses (
     106           0 :     TAH_plugin->cls,
     107             :     limit,
     108             :     offset,
     109             :     &process_purses,
     110             :     ja);
     111           0 :   if (0 > qs)
     112             :   {
     113           0 :     GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR == qs);
     114           0 :     json_decref (ja);
     115           0 :     TALER_LOG_WARNING (
     116             :       "Failed to handle GET /purses");
     117           0 :     return TALER_MHD_reply_with_error (connection,
     118             :                                        MHD_HTTP_INTERNAL_SERVER_ERROR,
     119             :                                        TALER_EC_GENERIC_DB_FETCH_FAILED,
     120             :                                        "purses");
     121             :   }
     122           0 :   return TALER_MHD_REPLY_JSON_PACK (
     123             :     connection,
     124             :     MHD_HTTP_OK,
     125             :     GNUNET_JSON_pack_array_steal ("purses",
     126             :                                   ja));
     127             : }