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Diffstat (limited to 'src/lib/merchant_api_get_reserve.c')
| -rw-r--r-- | src/lib/merchant_api_get_reserve.c | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/src/lib/merchant_api_get_reserve.c b/src/lib/merchant_api_get_reserve.c deleted file mode 100644 index 5fdd988e..00000000 --- a/src/lib/merchant_api_get_reserve.c +++ /dev/null @@ -1,322 +0,0 @@ -/* - This file is part of TALER - Copyright (C) 2014-2023 Taler Systems SA - - TALER is free software; you can redistribute it and/or modify it under the - terms of the GNU Lesser General Public License as published by the Free Software - Foundation; either version 2.1, or (at your option) any later version. - - TALER is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License along with - TALER; see the file COPYING.LGPL. If not, see - <http://www.gnu.org/licenses/> -*/ -/** - * @file merchant_api_get_reserve.c - * @brief Implementation of the GET /reserve request of the merchant's HTTP API - * @author Marcello Stanisci - * @author Christian Grothoff - */ -#include "platform.h" -#include <curl/curl.h> -#include <jansson.h> -#include <microhttpd.h> /* just for HTTP status codes */ -#include <gnunet/gnunet_util_lib.h> -#include <gnunet/gnunet_curl_lib.h> -#include "taler_merchant_service.h" -#include "merchant_api_common.h" -#include "merchant_api_curl_defaults.h" -#include <taler/taler_json_lib.h> -#include <taler/taler_signatures.h> - - -/** - * @brief A Handle for tracking wire reserve. - */ -struct TALER_MERCHANT_ReserveGetHandle -{ - - /** - * The url for this request. - */ - char *url; - - /** - * Handle for the request. - */ - struct GNUNET_CURL_Job *job; - - /** - * Function to call with the result. - */ - TALER_MERCHANT_ReserveGetCallback cb; - - /** - * Closure for @a cb. - */ - void *cb_cls; - - /** - * Reference to the execution context. - */ - struct GNUNET_CURL_Context *ctx; -}; - - -/** - * Function called when we're done processing the - * HTTP GET /reserve request. - * - * @param cls the `struct TALER_MERCHANT_ReserveGetHandle` - * @param response_code HTTP response code, 0 on error - * @param response response body, NULL if not in JSON - */ -static void -handle_reserve_get_finished (void *cls, - long response_code, - const void *response) -{ - struct TALER_MERCHANT_ReserveGetHandle *rgh = cls; - const json_t *json = response; - struct TALER_MERCHANT_ReserveGetResponse rgr = { - .hr.http_status = (unsigned int) response_code, - .hr.reply = json - }; - - rgh->job = NULL; - switch (response_code) - { - case 0: - rgr.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; - break; - case MHD_HTTP_OK: - { - struct TALER_MERCHANT_ReserveSummary *rs - = &rgr.details.ok.rs; - const json_t *rewards = NULL; - const json_t *accounts = NULL; - unsigned int accounts_len = 0; - struct GNUNET_JSON_Specification spec[] = { - GNUNET_JSON_spec_timestamp ("creation_time", - &rs->creation_time), - GNUNET_JSON_spec_timestamp ("expiration_time", - &rs->expiration_time), - GNUNET_JSON_spec_bool ("active", - &rgr.details.ok.active), - GNUNET_JSON_spec_mark_optional ( - GNUNET_JSON_spec_array_const ("rewards", - &rewards), - NULL), - GNUNET_JSON_spec_mark_optional ( - GNUNET_JSON_spec_array_const ("accounts", - &accounts), - NULL), - GNUNET_JSON_spec_mark_optional ( - GNUNET_JSON_spec_string ( - "exchange_url", - &rgr.details.ok.exchange_url), - NULL), - GNUNET_JSON_spec_mark_optional ( - GNUNET_JSON_spec_array_const ("accounts", - &accounts), - NULL), - TALER_JSON_spec_amount_any ("merchant_initial_amount", - &rs->merchant_initial_amount), - TALER_JSON_spec_amount_any ("exchange_initial_amount", - &rs->exchange_initial_amount), - TALER_JSON_spec_amount_any ("pickup_amount", - &rs->pickup_amount), - TALER_JSON_spec_amount_any ("committed_amount", - &rs->committed_amount), - GNUNET_JSON_spec_end () - }; - struct TALER_EXCHANGE_WireAccount *was = NULL; - struct TALER_MERCHANT_RewardDetails *tds = NULL; - - if (GNUNET_OK != - GNUNET_JSON_parse (json, - spec, - NULL, NULL)) - { - GNUNET_break_op (0); - rgr.hr.http_status = 0; - rgr.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; - break; - } - - if (NULL != accounts) - { - accounts_len = json_array_size (accounts); - was = GNUNET_new_array (accounts_len, - struct TALER_EXCHANGE_WireAccount); - if (GNUNET_OK != - TALER_EXCHANGE_parse_accounts (NULL, - accounts, - accounts_len, - was)) - { - GNUNET_break_op (0); - rgr.hr.http_status = 0; - rgr.hr.ec = TALER_EC_GENERIC_REPLY_MALFORMED; - } - else - { - rgr.details.ok.accounts = was; - rgr.details.ok.accounts_len = accounts_len; - } - } /* end 'have accounts' */ - - if (NULL != rewards) - { - size_t tds_length = json_array_size (rewards); - bool ok = true; - json_t *reward; - unsigned int i; - - tds = GNUNET_new_array (tds_length, - struct TALER_MERCHANT_RewardDetails); - json_array_foreach (rewards, i, reward) { - struct TALER_MERCHANT_RewardDetails *td = &tds[i]; - struct GNUNET_JSON_Specification ispec[] = { - GNUNET_JSON_spec_fixed_auto ("reward_id", - &td->reward_id), - TALER_JSON_spec_amount_any ("total_amount", - &td->amount), - GNUNET_JSON_spec_string ("reason", - &td->reason), - GNUNET_JSON_spec_end () - }; - - if (GNUNET_OK != - GNUNET_JSON_parse (reward, - ispec, - NULL, NULL)) - { - GNUNET_break_op (0); - ok = false; - break; - } - } - if (! ok) - { - GNUNET_break_op (0); - rgr.hr.http_status = 0; - rgr.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; - } - else - { - rgr.details.ok.rewards = tds; - rgr.details.ok.rewards_length = tds_length; - } - } /* end 'have rewards' */ - - rgh->cb (rgh->cb_cls, - &rgr); - if (NULL != accounts) - { - TALER_EXCHANGE_free_accounts (accounts_len, - was); - GNUNET_free (was); - } - GNUNET_free (tds); - TALER_MERCHANT_reserve_get_cancel (rgh); - return; - } - case MHD_HTTP_UNAUTHORIZED: - rgr.hr.ec = TALER_JSON_get_error_code (json); - rgr.hr.hint = TALER_JSON_get_error_hint (json); - /* Nothing really to verify, merchant says we need to authenticate. */ - break; - case MHD_HTTP_INTERNAL_SERVER_ERROR: - /* Server had an internal issue; we should retry, but this API - leaves this to the application */ - rgr.hr.ec = TALER_JSON_get_error_code (json); - rgr.hr.hint = TALER_JSON_get_error_hint (json); - break; - default: - /* unexpected response code */ - GNUNET_break_op (0); - TALER_MERCHANT_parse_error_details_ (json, - response_code, - &rgr.hr); - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Unexpected response code %u/%d\n", - (unsigned int) response_code, - (int) rgr.hr.ec); - break; - } - rgh->cb (rgh->cb_cls, - &rgr); - TALER_MERCHANT_reserve_get_cancel (rgh); -} - - -struct TALER_MERCHANT_ReserveGetHandle * -TALER_MERCHANT_reserve_get (struct GNUNET_CURL_Context *ctx, - const char *backend_url, - const struct TALER_ReservePublicKeyP *reserve_pub, - bool fetch_rewards, - TALER_MERCHANT_ReserveGetCallback cb, - void *cb_cls) -{ - struct TALER_MERCHANT_ReserveGetHandle *rgh; - CURL *eh; - - rgh = GNUNET_new (struct TALER_MERCHANT_ReserveGetHandle); - rgh->ctx = ctx; - rgh->cb = cb; - rgh->cb_cls = cb_cls; - { - char res_str[sizeof (*reserve_pub) * 2]; - char arg_str[sizeof (res_str) + 32]; - char *end; - - end = GNUNET_STRINGS_data_to_string (reserve_pub, - sizeof (*reserve_pub), - res_str, - sizeof (res_str)); - *end = '\0'; - GNUNET_snprintf (arg_str, - sizeof (arg_str), - "private/reserves/%s", - res_str); - rgh->url = TALER_url_join (backend_url, - arg_str, - "rewards", - fetch_rewards ? "yes" : "no", - NULL); - } - if (NULL == rgh->url) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Could not construct request URL.\n"); - GNUNET_free (rgh); - return NULL; - } - eh = TALER_MERCHANT_curl_easy_get_ (rgh->url); - rgh->job = GNUNET_CURL_job_add (ctx, - eh, - &handle_reserve_get_finished, - rgh); - return rgh; -} - - -void -TALER_MERCHANT_reserve_get_cancel ( - struct TALER_MERCHANT_ReserveGetHandle *rgh) -{ - if (NULL != rgh->job) - { - GNUNET_CURL_job_cancel (rgh->job); - rgh->job = NULL; - } - GNUNET_free (rgh->url); - GNUNET_free (rgh); -} - - -/* end of merchant_api_get_reserve.c */ |