merchant

testing_api_cmd_claim_order.c (8156B)

---

 /*
   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 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 src/testing/testing_api_cmd_claim_order.c
  * @brief command to claim an order
  * @author Marcello Stanisci
  */
 #include "platform.h"
 struct OrderClaimState;
 #define TALER_MERCHANT_POST_ORDERS_CLAIM_RESULT_CLOSURE struct OrderClaimState
 #include <taler/taler_exchange_service.h>
 #include <taler/taler_testing_lib.h>
 #include "taler/taler_merchant_service.h"
 #include "taler/taler_merchant_testing_lib.h"
 #include <taler/merchant/post-orders-ORDER_ID-claim.h>
 
 /**
  * State for a "order claim" CMD.  Not used by
  * the initial claim operation.
  */
 struct OrderClaimState
 {
   /**
    * The interpreter state.
    */
   struct TALER_TESTING_Interpreter *is;
 
   /**
    * URL of the merchant backend.
    */
   const char *merchant_url;
 
   /**
    * Contract terms we downloaded. Only set if we got #MHD_HTTP_OK.
    */
   json_t *contract_terms;
 
   /**
    * Hash over the contract terms. Only set if we got #MHD_HTTP_OK.
    */
   struct TALER_PrivateContractHashP contract_terms_hash;
 
   /**
    * Signature of the merchant. Only set if we got #MHD_HTTP_OK.
    */
   struct TALER_MerchantSignatureP merchant_sig;
 
   /**
    * Public key of the merchant. Only set if we got #MHD_HTTP_OK.
    */
   struct TALER_MerchantPublicKeyP merchant_pub;
 
   /**
    * Expected status code.
    */
   unsigned int http_status;
 
   /**
    * /order/claim operation handle.
    */
   struct TALER_MERCHANT_PostOrdersClaimHandle *och;
 
   /**
    * Reference to a order operation.  Will offer the
    * nonce for the operation.
    */
   const char *order_reference;
 
   /**
    * Order id to claim upon.  If null, the @a order_reference
    * will offer this value.
    */
   const char *order_id;
 };
 
 
 /**
  * Free the state of a "order claim" CMD, and possibly
  * cancel it if it did not complete.
  *
  * @param cls closure.
  * @param cmd command being freed.
  */
 static void
 order_claim_cleanup (void *cls,
                      const struct TALER_TESTING_Command *cmd)
 {
   struct OrderClaimState *pls = cls;
 
   if (NULL != pls->och)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
                 "Command '%s' did not complete\n",
                 cmd->label);
     TALER_MERCHANT_post_orders_claim_cancel (pls->och);
     pls->och = NULL;
   }
   if (NULL != pls->contract_terms)
   {
     json_decref (pls->contract_terms);
     pls->contract_terms = NULL;
   }
   GNUNET_free (pls);
 }
 
 
 /**
  * Callback for "order claim" operation, to check the
  * response code is as expected.
  *
  * @param cls closure
  * @param ocr response we got
  */
 static void
 order_claim_cb (struct OrderClaimState *pls,
                 const struct TALER_MERCHANT_PostOrdersClaimResponse *ocr)
 {
 
   pls->och = NULL;
   if (pls->http_status != ocr->hr.http_status)
     TALER_TESTING_FAIL (pls->is);
   if (MHD_HTTP_OK == ocr->hr.http_status)
   {
     pls->contract_terms
       = json_incref ((json_t *) ocr->details.ok.contract_terms);
     pls->contract_terms_hash = ocr->details.ok.h_contract_terms;
     pls->merchant_sig = ocr->details.ok.merchant_sig;
     {
       const char *error_name;
       unsigned int error_line;
       struct GNUNET_JSON_Specification spec[] = {
         GNUNET_JSON_spec_fixed_auto ("merchant_pub",
                                      &pls->merchant_pub),
         GNUNET_JSON_spec_end ()
       };
 
       if (GNUNET_OK !=
           GNUNET_JSON_parse (pls->contract_terms,
                              spec,
                              &error_name,
                              &error_line))
         TALER_TESTING_FAIL (pls->is);
     }
   }
   TALER_TESTING_interpreter_next (pls->is);
 }
 
 
 /**
  * Run the "order claim" CMD.
  *
  * @param cls closure.
  * @param cmd command currently being run.
  * @param is interpreter state.
  */
 static void
 order_claim_run (void *cls,
                  const struct TALER_TESTING_Command *cmd,
                  struct TALER_TESTING_Interpreter *is)
 {
   struct OrderClaimState *pls = cls;
   const char *order_id;
   const struct GNUNET_CRYPTO_EddsaPublicKey *nonce;
   /* Only used if we do NOT use the nonce/token from traits.  */
   struct GNUNET_CRYPTO_EddsaPublicKey dummy_nonce;
   const struct TALER_ClaimTokenP *claim_token;
 
   pls->is = is;
   if (NULL != pls->order_id)
   {
     order_id = pls->order_id;
     GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
                                 &dummy_nonce,
                                 sizeof (dummy_nonce));
     nonce = &dummy_nonce;
     claim_token = NULL;
   }
   else
   {
     const struct TALER_TESTING_Command *order_cmd;
 
     order_cmd
       = TALER_TESTING_interpreter_lookup_command (is,
                                                   pls->order_reference);
     if (NULL == order_cmd)
       TALER_TESTING_FAIL (is);
     if (GNUNET_OK !=
         TALER_TESTING_get_trait_claim_nonce (order_cmd,
                                              &nonce))
     {
       GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
                                   &dummy_nonce,
                                   sizeof (dummy_nonce));
       nonce = &dummy_nonce;
     }
     if (GNUNET_OK !=
         TALER_TESTING_get_trait_claim_token (order_cmd,
                                              &claim_token))
       claim_token = NULL;
     if (GNUNET_OK !=
         TALER_TESTING_get_trait_order_id (order_cmd,
                                           &order_id))
       TALER_TESTING_FAIL (is);
   }
   pls->och = TALER_MERCHANT_post_orders_claim_create (
     TALER_TESTING_interpreter_get_context (is),
     pls->merchant_url,
     order_id,
     nonce);
   if (NULL != claim_token)
     TALER_MERCHANT_post_orders_claim_set_options (
       pls->och,
       TALER_MERCHANT_post_orders_claim_option_token (claim_token));
   {
     enum TALER_ErrorCode ec;
 
     ec = TALER_MERCHANT_post_orders_claim_start (
       pls->och,
       &order_claim_cb,
       pls);
     GNUNET_assert (TALER_EC_NONE == ec);
   }
 }
 
 
 /**
  * Offer internal data to other commands.
  *
  * @param cls closure
  * @param[out] ret result (could be anything)
  * @param trait name of the trait
  * @param index index number of the object to extract.
  * @return #GNUNET_OK on success
  */
 static enum GNUNET_GenericReturnValue
 order_claim_traits (void *cls,
                     const void **ret,
                     const char *trait,
                     unsigned int index)
 {
   struct OrderClaimState *pls = cls;
 
   struct TALER_TESTING_Trait traits[] = {
     TALER_TESTING_make_trait_contract_terms (pls->contract_terms),
     TALER_TESTING_make_trait_h_contract_terms (&pls->contract_terms_hash),
     TALER_TESTING_make_trait_merchant_sig (&pls->merchant_sig),
     TALER_TESTING_make_trait_merchant_pub (&pls->merchant_pub),
     TALER_TESTING_trait_end ()
   };
 
   return TALER_TESTING_get_trait (traits,
                                   ret,
                                   trait,
                                   index);
 }
 
 
 struct TALER_TESTING_Command
 TALER_TESTING_cmd_merchant_claim_order (
   const char *label,
   const char *merchant_url,
   unsigned int http_status,
   const char *order_reference,
   const char *order_id)
 {
   struct OrderClaimState *pls;
 
   pls = GNUNET_new (struct OrderClaimState);
   pls->http_status = http_status;
   pls->order_reference = order_reference;
   pls->merchant_url = merchant_url;
   pls->order_id = order_id;
   {
     struct TALER_TESTING_Command cmd = {
       .cls = pls,
       .label = label,
       .run = &order_claim_run,
       .cleanup = &order_claim_cleanup,
       .traits = &order_claim_traits
     };
 
     return cmd;
   }
 }