diff options
Diffstat (limited to 'src/backend/taler-merchant-httpd_private-get-reserves.c')
| -rw-r--r-- | src/backend/taler-merchant-httpd_private-get-reserves.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/src/backend/taler-merchant-httpd_private-get-reserves.c b/src/backend/taler-merchant-httpd_private-get-reserves.c new file mode 100644 index 00000000..780f88c8 --- /dev/null +++ b/src/backend/taler-merchant-httpd_private-get-reserves.c @@ -0,0 +1,188 @@ +/* + This file is part of TALER + (C) 2019, 2020 Taler Systems SA + + TALER is free software; you can redistribute it and/or modify it under the + terms of the GNU Affero General Public License as published by the Free Software + Foundation; either version 3, 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 General Public License for more details. + + You should have received a copy of the GNU General Public License along with + TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> +*/ +/** + * @file backend/taler-merchant-httpd_private-get-reserves.c + * @brief implement GET /reserves + * @author Christian Grothoff + */ +#include "platform.h" +#include <taler/taler_json_lib.h> +#include "taler-merchant-httpd_private-get-reserves.h" + + +/** + * Add reserve details to our JSON array. + * + * @param cls a `json_t *` JSON array to build + * @param reserve_pub public key of the reserve + * @param creation_time time when the reserve was setup + * @param expiration_time time when the reserve will be closed by the exchange + * @param merchant_initial_amount initial amount that the merchant claims to have filled the + * reserve with + * @param exchange_initial_amount initial amount that the exchange claims to have received + * @param pickup_amount total of tips that were picked up from this reserve + * @param committed_amount total of tips that the merchant committed to, but that were not + * picked up yet + * @param active true if the reserve is still active (we have the private key) + */ +static void +add_reserve (void *cls, + const struct TALER_ReservePublicKeyP *reserve_pub, + struct GNUNET_TIME_Absolute creation_time, + struct GNUNET_TIME_Absolute expiration_time, + const struct TALER_Amount *merchant_initial_amount, + const struct TALER_Amount *exchange_initial_amount, + const struct TALER_Amount *pickup_amount, + const struct TALER_Amount *committed_amount, + bool active) +{ + json_t *pa = cls; + + GNUNET_assert (0 == + json_array_append_new ( + pa, + json_pack ( + "{s:o,s:o,s:o," + " s:o,s:o,s:o,s:o," + " s:b}", + "reserve_pub", + GNUNET_JSON_from_data_auto (reserve_pub), + "creation_time", + GNUNET_JSON_from_time_abs (creation_time), + "expiration_time", + GNUNET_JSON_from_time_abs (expiration_time), + "merchant_initial_amount", + TALER_JSON_from_amount (merchant_initial_amount), + "exchange_initial_amount", + TALER_JSON_from_amount (exchange_initial_amount), + "pickup_amount", + TALER_JSON_from_amount (pickup_amount), + "commited_amount", + TALER_JSON_from_amount (committed_amount), + "active", + active))); +} + + +/** + * Handle a GET "/reserves" request. + * + * @param rh context of the handler + * @param connection the MHD connection to handle + * @param[in,out] hc context with further information about the request + * @return MHD result code + */ +MHD_RESULT +TMH_private_get_reserves (const struct TMH_RequestHandler *rh, + struct MHD_Connection *connection, + struct TMH_HandlerContext *hc) +{ + json_t *ra; + enum GNUNET_DB_QueryStatus qs; + struct GNUNET_TIME_Absolute created_after = { 0 }; + enum TALER_MERCHANTDB_YesNoAll active; + enum TALER_MERCHANTDB_YesNoAll failures; + + { + const char *active_s; + + active_s = MHD_lookup_connection_value (connection, + MHD_GET_ARGUMENT_KIND, + "active"); + if (NULL == active_s) + { + active = TALER_MERCHANTDB_YNA_ALL; + } + else if (0 == strcasecmp (active_s, + "yes")) + { + active = TALER_MERCHANTDB_YNA_YES; + } + else if (0 == strcasecmp (active_s, + "no")) + { + active = TALER_MERCHANTDB_YNA_NO; + } + else if (0 == strcasecmp (active_s, + "all")) + { + active = TALER_MERCHANTDB_YNA_ALL; + } + else + return TALER_MHD_reply_with_error (connection, + MHD_HTTP_BAD_REQUEST, + TALER_EC_PARAMETER_MALFORMED, + "active"); + } + + { + const char *failures_s; + + failures_s = MHD_lookup_connection_value (connection, + MHD_GET_ARGUMENT_KIND, + "failures"); + if (NULL == failures_s) + { + failures = TALER_MERCHANTDB_YNA_ALL; + } + else if (0 == strcasecmp (failures_s, + "yes")) + { + failures = TALER_MERCHANTDB_YNA_YES; + } + else if (0 == strcasecmp (failures_s, + "no")) + { + failures = TALER_MERCHANTDB_YNA_NO; + } + else if (0 == strcasecmp (failures_s, + "all")) + { + failures = TALER_MERCHANTDB_YNA_ALL; + } + else + return TALER_MHD_reply_with_error (connection, + MHD_HTTP_BAD_REQUEST, + TALER_EC_PARAMETER_MALFORMED, + "failures"); + } + + ra = json_array (); + GNUNET_assert (NULL != ra); + qs = TMH_db->lookup_reserves (TMH_db->cls, + hc->instance->settings.id, + created_after, + active, + failures, + &add_reserve, + ra); + if (0 > qs) + { + GNUNET_break (0); + json_decref (ra); + return TALER_MHD_reply_with_error (connection, + MHD_HTTP_INTERNAL_SERVER_ERROR, + TALER_EC_GET_RESERVES_DB_LOOKUP_ERROR, + "failed to lookup reserves in database"); + } + return TALER_MHD_reply_json_pack (connection, + MHD_HTTP_OK, + "{s:o}", + "reserves", ra); +} + + +/* end of taler-merchant-httpd_private-get-reserves.c */ |