taler-merchant-httpd_patch-private-pots-POT_ID.c (5063B)
1 /* 2 This file is part of TALER 3 (C) 2025 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 Affero General Public License for more 12 details. 13 14 You should have received a copy of the GNU Affero General Public License 15 along with TALER; see the file COPYING. If not, see 16 <http://www.gnu.org/licenses/> 17 */ 18 /** 19 * @file taler-merchant-httpd_patch-private-pots-POT_ID.c 20 * @brief implementation of PATCH /private/pots/$POT_ID 21 * @author Christian Grothoff 22 */ 23 #include "taler/platform.h" 24 #include "taler-merchant-httpd_patch-private-pots-POT_ID.h" 25 #include <taler/taler_json_lib.h> 26 27 28 MHD_RESULT 29 TMH_private_patch_pot (const struct TMH_RequestHandler *rh, 30 struct MHD_Connection *connection, 31 struct TMH_HandlerContext *hc) 32 { 33 const char *pot_id_str = hc->infix; 34 unsigned long long pot_id; 35 const char *pot_name; 36 const char *description; 37 size_t expected_pot_total_len; 38 struct TALER_Amount *expected_pot_totals; 39 bool no_expected_total; 40 size_t new_pot_total_len; 41 struct TALER_Amount *new_pot_totals; 42 bool no_new_total; 43 enum GNUNET_DB_QueryStatus qs; 44 bool conflict_total; 45 bool conflict_name; 46 struct GNUNET_JSON_Specification spec[] = { 47 GNUNET_JSON_spec_string ("pot_name", 48 &pot_name), 49 GNUNET_JSON_spec_string ("description", 50 &description), 51 GNUNET_JSON_spec_mark_optional ( 52 TALER_JSON_spec_amount_any_array ("expected_pot_total", 53 &expected_pot_total_len, 54 &expected_pot_totals), 55 &no_expected_total), 56 GNUNET_JSON_spec_mark_optional ( 57 TALER_JSON_spec_amount_any_array ("new_pot_totals", 58 &new_pot_total_len, 59 &new_pot_totals), 60 &no_new_total), 61 GNUNET_JSON_spec_end () 62 }; 63 64 (void) rh; 65 { 66 char dummy; 67 68 if (1 != sscanf (pot_id_str, 69 "%llu%c", 70 &pot_id, 71 &dummy)) 72 { 73 GNUNET_break_op (0); 74 return TALER_MHD_reply_with_error (connection, 75 MHD_HTTP_BAD_REQUEST, 76 TALER_EC_GENERIC_PARAMETER_MALFORMED, 77 "pot_id"); 78 } 79 } 80 81 { 82 enum GNUNET_GenericReturnValue res; 83 84 res = TALER_MHD_parse_json_data (connection, 85 hc->request_body, 86 spec); 87 if (GNUNET_OK != res) 88 { 89 GNUNET_break_op (0); 90 return (GNUNET_NO == res) 91 ? MHD_YES 92 : MHD_NO; 93 } 94 } 95 96 qs = TMH_db->update_money_pot (TMH_db->cls, 97 hc->instance->settings.id, 98 pot_id, 99 pot_name, 100 description, 101 expected_pot_total_len, 102 no_expected_total 103 ? NULL 104 : expected_pot_totals, 105 new_pot_total_len, 106 no_new_total 107 ? NULL 108 : new_pot_totals, 109 &conflict_total, 110 &conflict_name); 111 GNUNET_JSON_parse_free (spec); 112 if (qs < 0) 113 { 114 GNUNET_break (0); 115 return TALER_MHD_reply_with_error (connection, 116 MHD_HTTP_INTERNAL_SERVER_ERROR, 117 TALER_EC_GENERIC_DB_STORE_FAILED, 118 "update_money_pot"); 119 } 120 if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs) 121 { 122 return TALER_MHD_reply_with_error ( 123 connection, 124 MHD_HTTP_NOT_FOUND, 125 TALER_EC_MERCHANT_GENERIC_MONEY_POT_UNKNOWN, 126 pot_id_str); 127 } 128 if (conflict_total) 129 { 130 /* Pot total mismatch - expected_pot_total didn't match current value */ 131 return TALER_MHD_reply_with_error ( 132 connection, 133 MHD_HTTP_CONFLICT, 134 TALER_EC_MERCHANT_PRIVATE_MONEY_POT_CONFLICTING_TOTAL, 135 NULL); 136 } 137 if (conflict_name) 138 { 139 /* Pot name conflict - name exists */ 140 return TALER_MHD_reply_with_error ( 141 connection, 142 MHD_HTTP_CONFLICT, 143 TALER_EC_MERCHANT_PRIVATE_MONEY_POT_CONFLICTING_NAME, 144 pot_name); 145 } 146 147 return TALER_MHD_reply_static (connection, 148 MHD_HTTP_NO_CONTENT, 149 NULL, 150 NULL, 151 0); 152 }