Gather /history implementation(s) in one point.
This commit is contained in:
Marcello Stanisci
parent
eca27d9d91
commit
3c66bb30b9
@ -763,7 +763,8 @@ handle_reject (struct TALER_FAKEBANK_Handle *h,
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json_decref (json);
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json_decref (json);
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if (GNUNET_OK != found)
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if (GNUNET_OK != found)
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return create_bank_error (connection,
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return create_bank_error
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(connection,
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MHD_HTTP_NOT_FOUND,
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MHD_HTTP_NOT_FOUND,
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TALER_EC_BANK_REJECT_TRANSACTION_NOT_FOUND,
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TALER_EC_BANK_REJECT_TRANSACTION_NOT_FOUND,
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"transaction unknown");
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"transaction unknown");
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@ -778,6 +779,282 @@ handle_reject (struct TALER_FAKEBANK_Handle *h,
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return ret;
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return ret;
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}
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}
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/***********************************
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* Serving "/history" starts here. *
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***********************************/
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/**
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* Decides whether the history builder will advance or not
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* to the next element.
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*
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* @param ha history args
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* @return GNUNET_YES/NO to advance/not-advance.
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*/
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static int
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handle_history_advance (const struct HistoryArgs *ha,
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struct Transaction *pos)
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{
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const struct HistoryRangeIds *hri = ha->range;
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return (NULL != pos) && (0 != hri->count);
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element does not get inserted in
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* the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_skip (const struct HistoryArgs *ha,
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const struct Transaction *pos)
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{
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const struct HistoryRangeIds *hri = ha->range;
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if (hri->count > 0)
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return pos->next;
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if (hri->count < 0)
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return pos->prev;
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element _gets_ inserted in the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_step (const struct HistoryArgs *ha,
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const struct Transaction *pos)
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{
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struct HistoryRangeIds *hri = ha->range;
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if (hri->count > 0)
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{
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hri->count--;
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return pos->next;
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}
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if (hri->count < 0)
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{
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hri->count++;
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return pos->prev;
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}
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}
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/**
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* Decides whether the history builder will advance or not
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* to the next element.
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*
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* @param ha history args
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* @return GNUNET_YES/NO to advance/not-advance.
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*/
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static int
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handle_history_range_advance (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
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}
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/**
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* Iterates towards the "next" element to be processed. To
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* be used when the current element does not get inserted in
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* the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_range_skip (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element _gets_ inserted in the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_range_step (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
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}
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/**
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* Actual history response builder.
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*
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* @param pos first (included) element in the result set.
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* @param ha history arguments.
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* @param caller_name which function is building the history.
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* @return MHD_YES / MHD_NO, after having enqueued the response
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* object into MHD.
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*/
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static int
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build_history_response (struct MHD_Connection *connection,
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struct Transaction *pos,
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struct HistoryArgs *ha,
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Skip skip,
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Step step,
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CheckAdvance advance)
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{
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struct HistoryElement *history_results_head = NULL;
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struct HistoryElement *history_results_tail = NULL;
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struct HistoryElement *history_element = NULL;
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json_t *history;
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json_t *jresponse;
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int ret;
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while (GNUNET_YES == advance (ha,
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pos))
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{
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json_t *trans;
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char *subject;
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const char *sign;
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GNUNET_log (GNUNET_ERROR_TYPE_INFO,
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"Found transaction over %s from %llu to %llu\n",
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TALER_amount2s (&pos->amount),
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(unsigned long long) pos->debit_account,
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(unsigned long long) pos->credit_account);
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if ( (! ( ( (ha->account_number == pos->debit_account) &&
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(0 != (ha->direction & TALER_BANK_DIRECTION_DEBIT)) ) ||
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( (ha->account_number == pos->credit_account) &&
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(0 != (ha->direction & TALER_BANK_DIRECTION_CREDIT) ) ) ) ) ||
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( (0 == (ha->direction & TALER_BANK_DIRECTION_CANCEL)) &&
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(GNUNET_YES == pos->rejected) ) )
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{
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pos = skip (ha,
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pos);
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continue;
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}
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GNUNET_asprintf (&subject,
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"%s %s",
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pos->subject,
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pos->exchange_base_url);
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sign =
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(ha->account_number == pos->debit_account)
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? (pos->rejected ? "cancel-" : "-")
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: (pos->rejected ? "cancel+" : "+");
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trans = json_pack
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("{s:I, s:o, s:o, s:s, s:I, s:s}",
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"row_id", (json_int_t) pos->row_id,
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"date", GNUNET_JSON_from_time_abs (pos->date),
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"amount", TALER_JSON_from_amount (&pos->amount),
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"sign", sign,
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"counterpart", (json_int_t)
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( (ha->account_number == pos->debit_account)
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? pos->credit_account
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: pos->debit_account),
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"wt_subject", subject);
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GNUNET_assert (NULL != trans);
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GNUNET_free (subject);
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history_element = GNUNET_new (struct HistoryElement);
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history_element->element = trans;
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/* XXX: the ordering feature is missing. */
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GNUNET_CONTAINER_DLL_insert_tail (history_results_head,
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history_results_tail,
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history_element);
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pos = step (ha, pos);
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}
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history = json_array ();
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if (NULL != history_results_head)
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history_element = history_results_head;
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while (NULL != history_element)
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{
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json_array_append_new (history,
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history_element->element);
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history_element = history_element->next;
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if (NULL != history_element)
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GNUNET_free_non_null (history_element->prev);
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}
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GNUNET_free_non_null (history_results_tail);
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if (0 == json_array_size (history))
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{
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struct MHD_Response *resp;
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json_decref (history);
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GNUNET_log (GNUNET_ERROR_TYPE_INFO,
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"Returning empty transaction history\n");
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resp = MHD_create_response_from_buffer
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(0,
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"",
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MHD_RESPMEM_PERSISTENT);
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ret = MHD_queue_response (connection,
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MHD_HTTP_NO_CONTENT,
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resp);
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MHD_destroy_response (resp);
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return ret;
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}
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jresponse = json_pack ("{s:o}",
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"data",
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history);
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if (NULL == jresponse)
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{
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GNUNET_break (0);
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return MHD_NO;
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}
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/* Finally build response object */
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{
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struct MHD_Response *resp;
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void *json_str;
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size_t json_len;
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json_str = json_dumps (jresponse,
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JSON_INDENT(2));
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json_decref (jresponse);
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if (NULL == json_str)
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{
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GNUNET_break (0);
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return MHD_NO;
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}
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json_len = strlen (json_str);
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resp = MHD_create_response_from_buffer (json_len,
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json_str,
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MHD_RESPMEM_MUST_FREE);
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if (NULL == resp)
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{
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GNUNET_break (0);
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free (json_str);
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return MHD_NO;
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}
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(void) MHD_add_response_header (resp,
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MHD_HTTP_HEADER_CONTENT_TYPE,
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"application/json");
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ret = MHD_queue_response (connection,
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MHD_HTTP_OK,
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resp);
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MHD_destroy_response (resp);
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}
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return ret;
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}
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/**
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/**
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* Parse URL history arguments, of _both_ APIs:
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* Parse URL history arguments, of _both_ APIs:
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@ -974,7 +1251,12 @@ handle_history_new (struct TALER_FAKEBANK_Handle *h,
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pos = NULL;
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pos = NULL;
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}
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}
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/* Loop starts here. */
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return build_history_response (connection,
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pos,
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&ha,
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&handle_history_skip,
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&handle_history_step,
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&handle_history_advance);
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}
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}
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/**
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/**
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@ -1026,277 +1308,6 @@ handle_history_range (struct TALER_FAKEBANK_Handle *h,
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hrd.end.abs_value_us = end_stamp * 1000LL * 1000LL;
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hrd.end.abs_value_us = end_stamp * 1000LL * 1000LL;
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}
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}
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/**
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* Decides whether the history builder will advance or not
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* to the next element.
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*
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* @param ha history args
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* @return GNUNET_YES/NO to advance/not-advance.
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*/
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static int
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handle_history_advance (const struct HistoryArgs *ha,
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struct Transaction *pos)
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{
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const struct HistoryRangeIds *hri = ha->range;
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return (NULL != pos) && (0 != hri->count);
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element does not get inserted in
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* the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_skip (const struct HistoryArgs *ha,
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const struct Transaction *pos)
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{
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const struct HistoryRangeIds *hri = ha->range;
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if (hri->count > 0)
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return pos->next;
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if (hri->count < 0)
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return pos->prev;
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element _gets_ inserted in the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_step (struct HistoryArgs *ha,
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const struct Transaction *pos)
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{
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struct HistoryRangeIds *hri = ha->range;
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if (hri->count > 0)
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{
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hri->count--;
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return pos->next;
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}
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if (hri->count < 0)
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{
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hri->count++;
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return pos->prev;
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}
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}
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/**
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* Decides whether the history builder will advance or not
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* to the next element.
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*
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* @param ha history args
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* @return GNUNET_YES/NO to advance/not-advance.
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*/
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static int
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handle_history_range_advance (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
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}
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/**
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* Iterates towards the "next" element to be processed. To
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* be used when the current element does not get inserted in
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* the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_range_skip (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
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}
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/**
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* Iterates on the "next" element to be processed. To
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* be used when the current element _gets_ inserted in the result.
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*
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* @param ha history arguments.
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* @param pos current element being processed.
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* @return the next element to be processed.
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*/
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static struct Transaction *
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handle_history_range_step (const struct HistoryArgs *ha)
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{
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const struct HistoryRangeDates *hrd = ha->range;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Actual history response builder.
|
|
||||||
*
|
|
||||||
* @param pos first (included) element in the result set.
|
|
||||||
* @param ha history arguments.
|
|
||||||
* @param caller_name which function is building the history.
|
|
||||||
* @return MHD_YES / MHD_NO, after having enqueued the response
|
|
||||||
* object into MHD.
|
|
||||||
*/
|
|
||||||
static struct MHD_response *
|
|
||||||
build_history_response (struct MHD_Connection *connection,
|
|
||||||
struct Transaction *pos,
|
|
||||||
struct HistoryArgs *ha,
|
|
||||||
Skip skip,
|
|
||||||
Step step,
|
|
||||||
CheckAdvance advance)
|
|
||||||
{
|
|
||||||
|
|
||||||
struct HistoryElement *history_results_head = NULL;
|
|
||||||
struct HistoryElement *history_results_tail = NULL;
|
|
||||||
struct HistoryElement *history_element = NULL;
|
|
||||||
json_t *history;
|
|
||||||
json_t *jresponse;
|
|
||||||
int ret;
|
|
||||||
|
|
||||||
while (GNUNET_YES == advance (ha,
|
|
||||||
pos))
|
|
||||||
{
|
|
||||||
json_t *trans;
|
|
||||||
char *subject;
|
|
||||||
const char *sign;
|
|
||||||
|
|
||||||
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
|
|
||||||
"Found transaction over %s from %llu to %llu\n",
|
|
||||||
TALER_amount2s (&pos->amount),
|
|
||||||
(unsigned long long) pos->debit_account,
|
|
||||||
(unsigned long long) pos->credit_account);
|
|
||||||
|
|
||||||
if ( (! ( ( (ha->account_number == pos->debit_account) &&
|
|
||||||
(0 != (ha->direction & TALER_BANK_DIRECTION_DEBIT)) ) ||
|
|
||||||
( (ha->account_number == pos->credit_account) &&
|
|
||||||
(0 != (ha->direction & TALER_BANK_DIRECTION_CREDIT) ) ) ) ) ||
|
|
||||||
( (0 == (ha->direction & TALER_BANK_DIRECTION_CANCEL)) &&
|
|
||||||
(GNUNET_YES == pos->rejected) ) )
|
|
||||||
{
|
|
||||||
pos = skip (ha,
|
|
||||||
pos);
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
|
|
||||||
GNUNET_asprintf (&subject,
|
|
||||||
"%s %s",
|
|
||||||
pos->subject,
|
|
||||||
pos->exchange_base_url);
|
|
||||||
sign =
|
|
||||||
(ha->account_number == pos->debit_account)
|
|
||||||
? (pos->rejected ? "cancel-" : "-")
|
|
||||||
: (pos->rejected ? "cancel+" : "+");
|
|
||||||
trans = json_pack
|
|
||||||
("{s:I, s:o, s:o, s:s, s:I, s:s}",
|
|
||||||
"row_id", (json_int_t) pos->row_id,
|
|
||||||
"date", GNUNET_JSON_from_time_abs (pos->date),
|
|
||||||
"amount", TALER_JSON_from_amount (&pos->amount),
|
|
||||||
"sign", sign,
|
|
||||||
"counterpart", (json_int_t)
|
|
||||||
( (ha->account_number == pos->debit_account)
|
|
||||||
? pos->credit_account
|
|
||||||
: pos->debit_account),
|
|
||||||
"wt_subject", subject);
|
|
||||||
GNUNET_assert (NULL != trans);
|
|
||||||
GNUNET_free (subject);
|
|
||||||
|
|
||||||
history_element = GNUNET_new (struct HistoryElement);
|
|
||||||
history_element->element = trans;
|
|
||||||
|
|
||||||
|
|
||||||
/* XXX: the ordering feature is missing. */
|
|
||||||
|
|
||||||
GNUNET_CONTAINER_DLL_insert_tail (history_results_head,
|
|
||||||
history_results_tail,
|
|
||||||
history_element);
|
|
||||||
pos = step (ha, pos);
|
|
||||||
}
|
|
||||||
|
|
||||||
history = json_array ();
|
|
||||||
if (NULL != history_results_head)
|
|
||||||
history_element = history_results_head;
|
|
||||||
|
|
||||||
while (NULL != history_element)
|
|
||||||
{
|
|
||||||
json_array_append_new (history,
|
|
||||||
history_element->element);
|
|
||||||
history_element = history_element->next;
|
|
||||||
if (NULL != history_element)
|
|
||||||
GNUNET_free_non_null (history_element->prev);
|
|
||||||
}
|
|
||||||
GNUNET_free_non_null (history_results_tail);
|
|
||||||
|
|
||||||
if (0 == json_array_size (history))
|
|
||||||
{
|
|
||||||
struct MHD_Response *resp;
|
|
||||||
|
|
||||||
json_decref (history);
|
|
||||||
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
|
|
||||||
"Returning empty transaction history\n");
|
|
||||||
resp = MHD_create_response_from_buffer
|
|
||||||
(0,
|
|
||||||
"",
|
|
||||||
MHD_RESPMEM_PERSISTENT);
|
|
||||||
ret = MHD_queue_response (connection,
|
|
||||||
MHD_HTTP_NO_CONTENT,
|
|
||||||
resp);
|
|
||||||
MHD_destroy_response (resp);
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
jresponse = json_pack ("{s:o}",
|
|
||||||
"data",
|
|
||||||
history);
|
|
||||||
if (NULL == jresponse)
|
|
||||||
{
|
|
||||||
GNUNET_break (0);
|
|
||||||
return MHD_NO;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Finally build response object */
|
|
||||||
{
|
|
||||||
struct MHD_Response *resp;
|
|
||||||
void *json_str;
|
|
||||||
size_t json_len;
|
|
||||||
|
|
||||||
json_str = json_dumps (jresponse,
|
|
||||||
JSON_INDENT(2));
|
|
||||||
json_decref (jresponse);
|
|
||||||
if (NULL == json_str)
|
|
||||||
{
|
|
||||||
GNUNET_break (0);
|
|
||||||
return MHD_NO;
|
|
||||||
}
|
|
||||||
json_len = strlen (json_str);
|
|
||||||
resp = MHD_create_response_from_buffer (json_len,
|
|
||||||
json_str,
|
|
||||||
MHD_RESPMEM_MUST_FREE);
|
|
||||||
if (NULL == resp)
|
|
||||||
{
|
|
||||||
GNUNET_break (0);
|
|
||||||
free (json_str);
|
|
||||||
return MHD_NO;
|
|
||||||
}
|
|
||||||
(void) MHD_add_response_header (resp,
|
|
||||||
MHD_HTTP_HEADER_CONTENT_TYPE,
|
|
||||||
"application/json");
|
|
||||||
ret = MHD_queue_response (connection,
|
|
||||||
MHD_HTTP_OK,
|
|
||||||
resp);
|
|
||||||
MHD_destroy_response (resp);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Handle incoming HTTP request for /history
|
* Handle incoming HTTP request for /history
|
||||||
*
|
*
|
||||||
@ -1615,6 +1626,9 @@ handle_history (struct TALER_FAKEBANK_Handle *h,
|
|||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/***********************************
|
||||||
|
* End of /history implementation. *
|
||||||
|
***********************************/
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Handle incoming HTTP request.
|
* Handle incoming HTTP request.
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user