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Diffstat (limited to 'src/wallet/api/wallet.cpp')
| -rw-r--r-- | src/wallet/api/wallet.cpp | 411 |
1 files changed, 411 insertions, 0 deletions
diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp new file mode 100644 index 000000000..e42f04cf7 --- /dev/null +++ b/src/wallet/api/wallet.cpp @@ -0,0 +1,411 @@ +// 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 "wallet.h" +#include "pending_transaction.h" +#include "common_defines.h" + +#include "mnemonics/electrum-words.h" +#include <boost/format.hpp> + +using namespace std; +using namespace cryptonote; + +namespace Bitmonero { + +namespace { + // copy-pasted from simplewallet + static const size_t DEFAULT_MIX = 4; +} + +Wallet::~Wallet() {} + +string Wallet::displayAmount(uint64_t amount) +{ + return cryptonote::print_money(amount); +} + +///////////////////////// WalletImpl implementation //////////////////////// +WalletImpl::WalletImpl(bool testnet) + :m_wallet(nullptr), m_status(Wallet::Status_Ok) +{ + m_wallet = new tools::wallet2(testnet); +} + +WalletImpl::~WalletImpl() +{ + delete m_wallet; +} + +bool WalletImpl::create(const std::string &path, const std::string &password, const std::string &language) +{ + + clearStatus(); + + bool keys_file_exists; + bool wallet_file_exists; + tools::wallet2::wallet_exists(path, keys_file_exists, wallet_file_exists); + // TODO: figure out how to setup logger; + LOG_PRINT_L3("wallet_path: " << path << ""); + LOG_PRINT_L3("keys_file_exists: " << std::boolalpha << keys_file_exists << std::noboolalpha + << " wallet_file_exists: " << std::boolalpha << wallet_file_exists << std::noboolalpha); + + + // add logic to error out if new wallet requested but named wallet file exists + if (keys_file_exists || wallet_file_exists) { + m_errorString = "attempting to generate or restore wallet, but specified file(s) exist. Exiting to not risk overwriting."; + LOG_ERROR(m_errorString); + m_status = Status_Error; + return false; + } + // TODO: validate language + m_wallet->set_seed_language(language); + crypto::secret_key recovery_val, secret_key; + try { + recovery_val = m_wallet->generate(path, password, secret_key, false, false); + m_password = password; + m_status = Status_Ok; + } catch (const std::exception &e) { + LOG_ERROR("Error creating wallet: " << e.what()); + m_status = Status_Error; + m_errorString = e.what(); + return false; + } + + return true; +} + +bool WalletImpl::open(const std::string &path, const std::string &password) +{ + clearStatus(); + try { + // TODO: handle "deprecated" + m_wallet->load(path, password); + + m_password = password; + } catch (const std::exception &e) { + LOG_ERROR("Error opening wallet: " << e.what()); + m_status = Status_Error; + m_errorString = e.what(); + } + return m_status == Status_Ok; +} + +bool WalletImpl::recover(const std::string &path, const std::string &seed) +{ + clearStatus(); + m_errorString.clear(); + if (seed.empty()) { + m_errorString = "Electrum seed is empty"; + LOG_ERROR(m_errorString); + m_status = Status_Error; + return false; + } + + crypto::secret_key recovery_key; + std::string old_language; + if (!crypto::ElectrumWords::words_to_bytes(seed, recovery_key, old_language)) { + m_errorString = "Electrum-style word list failed verification"; + m_status = Status_Error; + return false; + } + + try { + m_wallet->set_seed_language(old_language); + m_wallet->generate(path, "", recovery_key, true, false); + // TODO: wallet->init(daemon_address); + } catch (const std::exception &e) { + m_status = Status_Error; + m_errorString = e.what(); + } + return m_status == Status_Ok; +} + +bool WalletImpl::close() +{ + clearStatus(); + bool result = false; + try { + m_wallet->store(); + m_wallet->stop(); + result = true; + } catch (const std::exception &e) { + m_status = Status_Error; + m_errorString = e.what(); + LOG_ERROR("Error closing wallet: " << e.what()); + } + return result; +} + +std::string WalletImpl::seed() const +{ + std::string seed; + if (m_wallet) + m_wallet->get_seed(seed); + return seed; +} + +std::string WalletImpl::getSeedLanguage() const +{ + return m_wallet->get_seed_language(); +} + +void WalletImpl::setSeedLanguage(const std::string &arg) +{ + m_wallet->set_seed_language(arg); +} + +int WalletImpl::status() const +{ + return m_status; +} + +std::string WalletImpl::errorString() const +{ + return m_errorString; +} + +bool WalletImpl::setPassword(const std::string &password) +{ + clearStatus(); + try { + m_wallet->rewrite(m_wallet->get_wallet_file(), password); + m_password = password; + } catch (const std::exception &e) { + m_status = Status_Error; + m_errorString = e.what(); + } + return m_status == Status_Ok; +} + +std::string WalletImpl::address() const +{ + return m_wallet->get_account().get_public_address_str(m_wallet->testnet()); +} + +bool WalletImpl::store(const std::string &path) +{ + clearStatus(); + try { + if (path.empty()) { + m_wallet->store(); + } else { + m_wallet->store_to(path, m_password); + } + } catch (const std::exception &e) { + LOG_ERROR("Error storing wallet: " << e.what()); + m_status = Status_Error; + m_errorString = e.what(); + } + + return m_status == Status_Ok; +} + +bool WalletImpl::init(const std::string &daemon_address, uint64_t upper_transaction_size_limit) +{ + clearStatus(); + try { + m_wallet->init(daemon_address, upper_transaction_size_limit); + } catch (const std::exception &e) { + LOG_ERROR("Error initializing wallet: " << e.what()); + m_status = Status_Error; + m_errorString = e.what(); + } + + return m_status == Status_Ok; +} + +uint64_t WalletImpl::balance() const +{ + return m_wallet->balance(); +} + +uint64_t WalletImpl::unlockedBalance() const +{ + return m_wallet->unlocked_balance(); +} + + +bool WalletImpl::refresh() +{ + clearStatus(); + try { + m_wallet->refresh(); + } catch (const std::exception &e) { + m_status = Status_Error; + m_errorString = e.what(); + } + return m_status == Status_Ok; +} + +// TODO: +// 1 - properly handle payment id (add another menthod with explicit 'payment_id' param) +// 2 - check / design how "Transaction" can be single interface +// (instead of few different data structures within wallet2 implementation: +// - pending_tx; +// - transfer_details; +// - payment_details; +// - unconfirmed_transfer_details; +// - confirmed_transfer_details) +PendingTransaction *WalletImpl::createTransaction(const string &dst_addr, uint64_t amount) +{ + clearStatus(); + vector<cryptonote::tx_destination_entry> dsts; + cryptonote::tx_destination_entry de; + bool has_payment_id; + crypto::hash8 new_payment_id; + + // TODO: (https://bitcointalk.org/index.php?topic=753252.msg9985441#msg9985441) + size_t fake_outs_count = m_wallet->default_mixin(); + if (fake_outs_count == 0) + fake_outs_count = DEFAULT_MIX; + + TransactionImpl * transaction = new TransactionImpl(this); + + do { + + if(!cryptonote::get_account_integrated_address_from_str(de.addr, has_payment_id, new_payment_id, m_wallet->testnet(), dst_addr)) { + // TODO: copy-paste 'if treating as an address fails, try as url' from simplewallet.cpp:1982 + m_status = Status_Error; + m_errorString = "Invalid destination address"; + break; + } + + de.amount = amount; + if (de.amount <= 0) { + m_status = Status_Error; + m_errorString = "Invalid amount"; + break; + } + + dsts.push_back(de); + //std::vector<tools::wallet2::pending_tx> ptx_vector; + std::vector<uint8_t> extra; + + + try { + transaction->m_pending_tx = m_wallet->create_transactions(dsts, fake_outs_count, 0 /* unlock_time */, 0 /* unused fee arg*/, extra); + + } 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::wallet_rpc_error& e) { + m_errorString = tr("RPC error: ") + e.to_string(); + m_status = Status_Error; + } catch (const tools::error::get_random_outs_error&) { + m_errorString = tr("failed to get random outputs to mix"); + m_status = Status_Error; + + } catch (const tools::error::not_enough_money& e) { + m_status = Status_Error; + std::ostringstream writer(m_errorString); + + writer << boost::format(tr("not enough money to transfer, available only %s, transaction amount %s = %s + %s (fee)")) % + print_money(e.available()) % + print_money(e.tx_amount() + e.fee()) % + print_money(e.tx_amount()) % + print_money(e.fee()); + + } catch (const tools::error::not_enough_outs_to_mix& e) { + std::ostringstream writer(m_errorString); + writer << tr("not enough outputs for specified mixin_count") << " = " << e.mixin_count() << ":"; + for (const cryptonote::COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount& outs_for_amount : e.scanty_outs()) { + writer << "\n" << tr("output amount") << " = " << print_money(outs_for_amount.amount) << ", " << tr("found outputs to mix") << " = " << outs_for_amount.outs.size(); + } + m_status = Status_Error; + } catch (const tools::error::tx_not_constructed&) { + m_errorString = tr("transaction was not constructed"); + 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(); + m_status = Status_Error; + } catch (const tools::error::tx_sum_overflow& e) { + m_errorString = e.what(); + m_status = Status_Error; + } catch (const tools::error::zero_destination&) { + m_errorString = tr("one of destinations is zero"); + m_status = Status_Error; + } catch (const tools::error::tx_too_big& e) { + m_errorString = tr("failed to find a suitable way to split transactions"); + m_status = Status_Error; + } catch (const tools::error::transfer_error& e) { + m_errorString = string(tr("unknown transfer error: ")) + e.what(); + m_status = Status_Error; + } catch (const tools::error::wallet_internal_error& e) { + m_errorString = string(tr("internal error: ")) + e.what(); + m_status = Status_Error; + } catch (const std::exception& e) { + m_errorString = string(tr("unexpected error: ")) + e.what(); + m_status = Status_Error; + } catch (...) { + m_errorString = tr("unknown error"); + m_status = Status_Error; + } + } while (false); + + transaction->m_status = m_status; + transaction->m_errorString = m_errorString; + return transaction; +} + +void WalletImpl::disposeTransaction(PendingTransaction *t) +{ + delete t; +} + +TransactionHistory *WalletImpl::history() const +{ + return nullptr; +} + +bool WalletImpl::connectToDaemon() +{ + bool result = m_wallet->check_connection(); + m_status = result ? Status_Ok : Status_Error; + if (!result) { + m_errorString = "Error connecting to daemon at " + m_wallet->get_daemon_address(); + } + return result; +} + +void WalletImpl::clearStatus() +{ + m_status = Status_Ok; + m_errorString.clear(); +} + + +} // namespace |