taler-merchant-httpd_private-delete-products-ID.c (4050B)
1 /* 2 This file is part of TALER 3 (C) 2020 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU Affero 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 * @file taler-merchant-httpd_private-delete-products-ID.c 18 * @brief implement DELETE /products/$ID 19 * @author Christian Grothoff 20 */ 21 #include "platform.h" 22 #include "taler-merchant-httpd_private-delete-products-ID.h" 23 #include <taler/taler_json_lib.h> 24 25 26 /** 27 * Handle a DELETE "/products/$ID" request. 28 * 29 * @param rh context of the handler 30 * @param connection the MHD connection to handle 31 * @param[in,out] hc context with further information about the request 32 * @return MHD result code 33 */ 34 MHD_RESULT 35 TMH_private_delete_products_ID (const struct TMH_RequestHandler *rh, 36 struct MHD_Connection *connection, 37 struct TMH_HandlerContext *hc) 38 { 39 struct TMH_MerchantInstance *mi = hc->instance; 40 enum GNUNET_DB_QueryStatus qs; 41 42 (void) rh; 43 GNUNET_assert (NULL != mi); 44 GNUNET_assert (NULL != hc->infix); 45 qs = TMH_db->delete_product (TMH_db->cls, 46 mi->settings.id, 47 hc->infix); 48 switch (qs) 49 { 50 case GNUNET_DB_STATUS_HARD_ERROR: 51 return TALER_MHD_reply_with_error (connection, 52 MHD_HTTP_INTERNAL_SERVER_ERROR, 53 TALER_EC_GENERIC_DB_STORE_FAILED, 54 "delete_product"); 55 case GNUNET_DB_STATUS_SOFT_ERROR: 56 GNUNET_break (0); 57 return TALER_MHD_reply_with_error (connection, 58 MHD_HTTP_INTERNAL_SERVER_ERROR, 59 TALER_EC_GENERIC_INTERNAL_INVARIANT_FAILURE, 60 "delete_product (soft)"); 61 case GNUNET_DB_STATUS_SUCCESS_NO_RESULTS: 62 { 63 size_t num_categories = 0; 64 uint64_t *categories = NULL; 65 66 /* check if deletion must have failed because of locks by 67 checking if the product exists */ 68 qs = TMH_db->lookup_product (TMH_db->cls, 69 mi->settings.id, 70 hc->infix, 71 NULL, 72 &num_categories, 73 &categories); 74 if (GNUNET_DB_STATUS_HARD_ERROR == qs) 75 return TALER_MHD_reply_with_error (connection, 76 MHD_HTTP_INTERNAL_SERVER_ERROR, 77 TALER_EC_GENERIC_DB_STORE_FAILED, 78 "lookup_product"); 79 if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs) 80 return TALER_MHD_reply_with_error (connection, 81 MHD_HTTP_NOT_FOUND, 82 TALER_EC_MERCHANT_GENERIC_PRODUCT_UNKNOWN, 83 hc->infix); 84 GNUNET_free (categories); 85 } 86 return TALER_MHD_reply_with_error ( 87 connection, 88 MHD_HTTP_CONFLICT, 89 TALER_EC_MERCHANT_PRIVATE_DELETE_PRODUCTS_CONFLICTING_LOCK, 90 hc->infix); 91 case GNUNET_DB_STATUS_SUCCESS_ONE_RESULT: 92 return TALER_MHD_reply_static (connection, 93 MHD_HTTP_NO_CONTENT, 94 NULL, 95 NULL, 96 0); 97 } 98 GNUNET_assert (0); 99 return MHD_NO; 100 } 101 102 103 /* end of taler-merchant-httpd_private-delete-products-ID.c */