danicoin/src/wallet/api/pending_transaction.cpp

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// Copyright (c) 2014-2016, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
#include "pending_transaction.h"
#include "wallet.h"
#include "common_defines.h"
#include "cryptonote_core/cryptonote_format_utils.h"
#include "cryptonote_core/cryptonote_basic_impl.h"
#include "cryptonote_core/cryptonote_format_utils.h"
#include <memory>
#include <vector>
#include <sstream>
#include <boost/format.hpp>
using namespace std;
namespace Monero {
PendingTransaction::~PendingTransaction() {}
PendingTransactionImpl::PendingTransactionImpl(WalletImpl &wallet)
: m_wallet(wallet)
{
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m_status = Status_Ok;
}
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PendingTransactionImpl::~PendingTransactionImpl()
{
}
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int PendingTransactionImpl::status() const
{
return m_status;
}
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string PendingTransactionImpl::errorString() const
{
return m_errorString;
}
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std::vector<std::string> PendingTransactionImpl::txid() const
{
std::vector<std::string> txid;
for (const auto &pt: m_pending_tx)
txid.push_back(epee::string_tools::pod_to_hex(cryptonote::get_transaction_hash(pt.tx)));
return txid;
}
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bool PendingTransactionImpl::commit(const std::string &filename, bool overwrite)
{
LOG_PRINT_L3("m_pending_tx size: " << m_pending_tx.size());
try {
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// Save tx to file
if (!filename.empty()) {
boost::system::error_code ignore;
bool tx_file_exists = boost::filesystem::exists(filename, ignore);
if(tx_file_exists && !overwrite){
m_errorString = string(tr("Attempting to save transaction to file, but specified file(s) exist. Exiting to not risk overwriting. File:")) + filename;
m_status = Status_Error;
LOG_ERROR(m_errorString);
return false;
}
bool r = m_wallet.m_wallet->save_tx(m_pending_tx, filename);
if (!r) {
m_errorString = tr("Failed to write transaction(s) to file");
m_status = Status_Error;
} else {
m_status = Status_Ok;
}
}
// Commit tx
else {
while (!m_pending_tx.empty()) {
auto & ptx = m_pending_tx.back();
m_wallet.m_wallet->commit_tx(ptx);
// if no exception, remove element from vector
m_pending_tx.pop_back();
} // TODO: extract method;
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}
} catch (const tools::error::daemon_busy&) {
// TODO: make it translatable with "tr"?
m_errorString = tr("daemon is busy. Please try again later.");
m_status = Status_Error;
} catch (const tools::error::no_connection_to_daemon&) {
m_errorString = tr("no connection to daemon. Please make sure daemon is running.");
m_status = Status_Error;
} catch (const tools::error::tx_rejected& e) {
std::ostringstream writer(m_errorString);
writer << (boost::format(tr("transaction %s was rejected by daemon with status: ")) % get_transaction_hash(e.tx())) << e.status();
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std::string reason = e.reason();
m_status = Status_Error;
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m_errorString = writer.str();
if (!reason.empty())
m_errorString += string(tr(". Reason: ")) + reason;
} catch (std::exception &e) {
m_errorString = string(tr("Unknown exception: ")) + e.what();
m_status = Status_Error;
} catch (...) {
m_errorString = tr("Unhandled exception");
LOG_ERROR(m_errorString);
m_status = Status_Error;
}
return m_status == Status_Ok;
}
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uint64_t PendingTransactionImpl::amount() const
{
uint64_t result = 0;
for (const auto &ptx : m_pending_tx) {
for (const auto &dest : ptx.dests) {
result += dest.amount;
}
}
return result;
}
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uint64_t PendingTransactionImpl::dust() const
{
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uint64_t result = 0;
for (const auto & ptx : m_pending_tx) {
result += ptx.dust;
}
return result;
}
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uint64_t PendingTransactionImpl::fee() const
{
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uint64_t result = 0;
for (const auto &ptx : m_pending_tx) {
result += ptx.fee;
}
return result;
}
uint64_t PendingTransactionImpl::txCount() const
{
return m_pending_tx.size();
}
}
namespace Bitmonero = Monero;