merchant

Merchant backend to process payments, run by merchants
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taler-merchant-httpd_private-patch-token-families-SLUG.c (5664B)


      1 /*
      2   This file is part of TALER
      3   (C) 2023, 2024 Taler Systems SA
      4 
      5   TALER is free software; you can redistribute it and/or modify
      6   it under the terms of the GNU Affero General Public License as
      7   published by the Free Software Foundation; either version 3,
      8   or (at your option) any later version.
      9 
     10   TALER is distributed in the hope that it will be useful, but
     11   WITHOUT ANY WARRANTY; without even the implied warranty of
     12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13   GNU General Public License for more details.
     14 
     15   You should have received a copy of the GNU General Public
     16   License along with TALER; see the file COPYING.  If not,
     17   see <http://www.gnu.org/licenses/>
     18 */
     19 
     20 /**
     21  * @file taler-merchant-httpd_private-patch-token-families-SLUG.c
     22  * @brief implementing PATCH /tokenfamilies/$SLUG request handling
     23  * @author Christian Blättler
     24  */
     25 #include "platform.h"
     26 #include "taler-merchant-httpd_private-patch-token-families-SLUG.h"
     27 #include "taler-merchant-httpd_helper.h"
     28 #include <taler/taler_json_lib.h>
     29 
     30 
     31 /**
     32  * How often do we retry the simple INSERT database transaction?
     33  */
     34 #define MAX_RETRIES 3
     35 
     36 
     37 /**
     38  * Handle a PATCH "/tokenfamilies/$slug" request.
     39  *
     40  * @param rh context of the handler
     41  * @param connection the MHD connection to handle
     42  * @param[in,out] hc context with further information about the request
     43  * @return MHD result code
     44  */
     45 MHD_RESULT
     46 TMH_private_patch_token_family_SLUG (const struct TMH_RequestHandler *rh,
     47                                      struct MHD_Connection *connection,
     48                                      struct TMH_HandlerContext *hc)
     49 {
     50   struct TMH_MerchantInstance *mi = hc->instance;
     51   const char *slug = hc->infix;
     52   struct TALER_MERCHANTDB_TokenFamilyDetails details = {0};
     53   struct GNUNET_JSON_Specification spec[] = {
     54     GNUNET_JSON_spec_string ("name",
     55                              (const char **) &details.name),
     56     GNUNET_JSON_spec_string ("description",
     57                              (const char **) &details.description),
     58     GNUNET_JSON_spec_mark_optional (
     59       GNUNET_JSON_spec_json ("description_i18n",
     60                              &details.description_i18n),
     61       NULL),
     62     GNUNET_JSON_spec_mark_optional (
     63       GNUNET_JSON_spec_json ("extra_data",
     64                              &details.extra_data),
     65       NULL),
     66     GNUNET_JSON_spec_timestamp ("valid_after",
     67                                 &details.valid_after),
     68     GNUNET_JSON_spec_timestamp ("valid_before",
     69                                 &details.valid_before),
     70     GNUNET_JSON_spec_end ()
     71   };
     72 
     73   GNUNET_assert (NULL != mi);
     74   GNUNET_assert (NULL != slug);
     75   {
     76     enum GNUNET_GenericReturnValue res;
     77 
     78     res = TALER_MHD_parse_json_data (connection,
     79                                      hc->request_body,
     80                                      spec);
     81     if (GNUNET_OK != res)
     82       return (GNUNET_NO == res)
     83              ? MHD_YES
     84              : MHD_NO;
     85   }
     86 
     87   /* Ensure that valid_after is before valid_before */
     88   if (GNUNET_TIME_timestamp_cmp (details.valid_after,
     89                                  >=,
     90                                  details.valid_before))
     91   {
     92     GNUNET_break_op (0);
     93     GNUNET_JSON_parse_free (spec);
     94     return TALER_MHD_reply_with_error (connection,
     95                                        MHD_HTTP_BAD_REQUEST,
     96                                        TALER_EC_GENERIC_PARAMETER_MALFORMED,
     97                                        "valid_after >= valid_before");
     98   }
     99 
    100   if (NULL == details.description_i18n)
    101   {
    102     details.description_i18n = json_object ();
    103     GNUNET_assert (NULL != details.description_i18n);
    104   }
    105   if (! TALER_JSON_check_i18n (details.description_i18n))
    106   {
    107     GNUNET_break_op (0);
    108     GNUNET_JSON_parse_free (spec);
    109     return TALER_MHD_reply_with_error (connection,
    110                                        MHD_HTTP_BAD_REQUEST,
    111                                        TALER_EC_GENERIC_PARAMETER_MALFORMED,
    112                                        "description_i18n");
    113   }
    114 
    115   {
    116     enum GNUNET_DB_QueryStatus qs;
    117     MHD_RESULT ret = MHD_NO;
    118 
    119     qs = TMH_db->update_token_family (TMH_db->cls,
    120                                       mi->settings.id,
    121                                       slug,
    122                                       &details);
    123     switch (qs)
    124     {
    125     case GNUNET_DB_STATUS_HARD_ERROR:
    126       GNUNET_break (0);
    127       ret = TALER_MHD_reply_with_error (connection,
    128                                         MHD_HTTP_INTERNAL_SERVER_ERROR,
    129                                         TALER_EC_GENERIC_DB_STORE_FAILED,
    130                                         NULL);
    131       break;
    132     case GNUNET_DB_STATUS_SOFT_ERROR:
    133       GNUNET_break (0);
    134       ret = TALER_MHD_reply_with_error (connection,
    135                                         MHD_HTTP_INTERNAL_SERVER_ERROR,
    136                                         TALER_EC_GENERIC_INTERNAL_INVARIANT_FAILURE,
    137                                         "unexpected serialization problem");
    138       break;
    139     case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS:
    140       ret = TALER_MHD_reply_with_error (connection,
    141                                         MHD_HTTP_NOT_FOUND,
    142                                         TALER_EC_MERCHANT_PATCH_TOKEN_FAMILY_NOT_FOUND,
    143                                         slug);
    144       break;
    145     case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT:
    146       ret = TALER_MHD_reply_static (connection,
    147                                     MHD_HTTP_NO_CONTENT,
    148                                     NULL,
    149                                     NULL,
    150                                     0);
    151       break;
    152     }
    153     GNUNET_JSON_parse_free (spec);
    154     return ret;
    155   }
    156 }
    157 
    158 
    159 /* end of taler-merchant-httpd_private-patch-token-families-SLUG.c */