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277 lines
9.9 KiB
277 lines
9.9 KiB
// Copyright (c) 2014-2017, MyMonero.com
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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"use strict"
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//
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const JSBigInt = require('../cryptonote_utils/biginteger').BigInteger
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const monero_utils = require('../monero_utils/monero_cryptonote_utils_instance')
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const monero_keyImage_cache_utils = require('../monero_utils/monero_keyImage_cache_utils')
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//
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function Parsed_AddressInfo__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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) // -> returnValuesByKey
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{
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const total_received = new JSBigInt(data.total_received || 0);
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const locked_balance = new JSBigInt(data.locked_funds || 0);
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var total_sent = new JSBigInt(data.total_sent || 0) // will be modified in place
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//
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const account_scanned_tx_height = data.scanned_height || 0;
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const account_scanned_block_height = data.scanned_block_height || 0;
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const account_scan_start_height = data.start_height || 0;
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const transaction_height = data.transaction_height || 0;
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const blockchain_height = data.blockchain_height || 0;
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const spent_outputs = data.spent_outputs || []
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//
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for (let spent_output of spent_outputs) {
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var key_image = monero_keyImage_cache_utils.Lazy_KeyImage(
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spent_output.tx_pub_key,
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spent_output.out_index,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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if (spent_output.key_image !== key_image) {
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// console.log('💬 Output used as mixin (' + spent_output.key_image + '/' + key_image + ')')
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total_sent = new JSBigInt(total_sent).subtract(spent_output.amount)
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}
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}
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const returnValuesByKey =
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{
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total_received_String: total_received ? total_received.toString() : null,
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locked_balance_String: locked_balance ? locked_balance.toString() : null,
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total_sent_String: total_sent ? total_sent.toString() : null,
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// ^serialized JSBigInt
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spent_outputs: spent_outputs,
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account_scanned_tx_height: account_scanned_tx_height,
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account_scanned_block_height: account_scanned_block_height,
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account_scan_start_height: account_scan_start_height,
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transaction_height: transaction_height,
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blockchain_height: blockchain_height
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}
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return returnValuesByKey
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}
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function Parsed_AddressInfo(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private,
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fn // (err?, returnValuesByKey) -> Void
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)
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{
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const returnValuesByKey = Parsed_AddressInfo__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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fn(null, returnValuesByKey)
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}
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exports.Parsed_AddressInfo = Parsed_AddressInfo
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exports.Parsed_AddressInfo__sync = Parsed_AddressInfo__sync
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//
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function Parsed_AddressTransactions(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private,
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fn // (err?, returnValuesByKey) -> Void
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)
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{
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const returnValuesByKey = Parsed_AddressTransactions__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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fn(null, returnValuesByKey)
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}
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function Parsed_AddressTransactions__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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{
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const account_scanned_height = data.scanned_height || 0
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const account_scanned_block_height = data.scanned_block_height || 0
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const account_scan_start_height = data.start_height || 0
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const transaction_height = data.transaction_height || 0
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const blockchain_height = data.blockchain_height || 0
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//
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const transactions = data.transactions || []
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//
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// TODO: rewrite this with more clarity if possible
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for (let i = 0; i < transactions.length; ++i) {
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if ((transactions[i].spent_outputs || []).length > 0) {
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for (var j = 0; j < transactions[i].spent_outputs.length; ++j) {
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var key_image = monero_keyImage_cache_utils.Lazy_KeyImage(
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transactions[i].spent_outputs[j].tx_pub_key,
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transactions[i].spent_outputs[j].out_index,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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if (transactions[i].spent_outputs[j].key_image !== key_image) {
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// console.log('Output used as mixin, ignoring (' + transactions[i].spent_outputs[j].key_image + '/' + key_image + ')')
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transactions[i].total_sent = new JSBigInt(transactions[i].total_sent).subtract(transactions[i].spent_outputs[j].amount).toString()
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transactions[i].spent_outputs.splice(j, 1)
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j--
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}
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}
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}
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if (new JSBigInt(transactions[i].total_received || 0).add(transactions[i].total_sent || 0).compare(0) <= 0) {
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transactions.splice(i, 1)
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i--
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continue
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}
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transactions[i].amount = new JSBigInt(transactions[i].total_received || 0).subtract(transactions[i].total_sent || 0).toString()
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transactions[i].approx_float_amount = parseFloat(monero_utils.formatMoney(transactions[i].amount))
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transactions[i].timestamp = transactions[i].timestamp
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}
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transactions.sort(function(a, b)
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{
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return b.id - a.id
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})
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// prepare transactions to be serialized
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for (let transaction of transactions) {
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transaction.amount = transaction.amount.toString() // JSBigInt -> String
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if (typeof transaction.total_sent !== 'undefined' && transaction.total_sent !== null) {
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transaction.total_sent = transaction.total_sent.toString()
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}
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}
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// on the other side, we convert transactions timestamp to Date obj
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const returnValuesByKey =
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{
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account_scanned_height: account_scanned_height,
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account_scanned_block_height: account_scanned_block_height,
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account_scan_start_height: account_scan_start_height,
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transaction_height: transaction_height,
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blockchain_height: blockchain_height,
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serialized_transactions: transactions
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}
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return returnValuesByKey
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}
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exports.Parsed_AddressTransactions = Parsed_AddressTransactions
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exports.Parsed_AddressTransactions__sync = Parsed_AddressTransactions__sync
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//
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function Parsed_UnspentOuts(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private,
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fn // (err?, returnValuesByKey)
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)
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{
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const returnValuesByKey = Parsed_UnspentOuts__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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fn(null, returnValuesByKey)
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}
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function Parsed_UnspentOuts__sync(
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data,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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{
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const data_outputs = data.outputs
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const finalized_unspentOutputs = data.outputs || [] // to finalize:
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for (var i = 0; i < finalized_unspentOutputs.length; i++) {
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const unspent_output = finalized_unspentOutputs[i]
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if (unspent_output === null
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|| typeof unspent_output === 'undefined'
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|| !unspent_output // just preserving what was in the original code
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) {
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throw "unspent_output at index " + i + " was null"
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}
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const spend_key_images = unspent_output.spend_key_images
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if (spend_key_images === null || typeof spend_key_images === 'undefined') {
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throw "spend_key_images of unspent_output at index " + i + " was null"
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}
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for (var j = 0; j < spend_key_images.length; j++) {
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const finalized_unspentOutput_atI_beforeSplice = finalized_unspentOutputs[i]
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if (!finalized_unspentOutput_atI_beforeSplice || typeof finalized_unspentOutput_atI_beforeSplice === 'undefined') {
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console.warn(`This unspent output at i ${i} was literally undefined! Skipping.`)
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continue
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}
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const beforeSplice__tx_pub_key = finalized_unspentOutput_atI_beforeSplice.tx_pub_key
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const beforeSplice__index = finalized_unspentOutput_atI_beforeSplice.index
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if (typeof beforeSplice__tx_pub_key === 'undefined' || !beforeSplice__tx_pub_key) {
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console.warn("This unspent out was missing a tx_pub_key! Skipping.", finalized_unspentOutput_atI_beforeSplice)
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continue
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}
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var key_image = monero_keyImage_cache_utils.Lazy_KeyImage(
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beforeSplice__tx_pub_key,
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beforeSplice__index,
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address,
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view_key__private,
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spend_key__public,
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spend_key__private
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)
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if (key_image === finalized_unspentOutput_atI_beforeSplice.spend_key_images[j]) {
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// console.log("💬 Output was spent; key image: " + key_image + " amount: " + monero_utils.formatMoneyFull(finalized_unspentOutputs[i].amount));
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// Remove output from list
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finalized_unspentOutputs.splice(i, 1);
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const finalized_unspentOutput_atI_afterSplice = finalized_unspentOutputs[i]
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if (finalized_unspentOutput_atI_afterSplice) {
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j = finalized_unspentOutput_atI_afterSplice.spend_key_images.length;
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}
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i--;
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} else {
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console.log("💬 Output used as mixin (" + key_image + "/" + finalized_unspentOutputs[i].spend_key_images[j] + ")");
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}
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}
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}
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console.log("Unspent outs: " + JSON.stringify(finalized_unspentOutputs));
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const unusedOuts = finalized_unspentOutputs.slice(0)
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const returnValuesByKey =
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{
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unspentOutputs: finalized_unspentOutputs,
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unusedOuts: unusedOuts
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}
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return returnValuesByKey
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}
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exports.Parsed_UnspentOuts = Parsed_UnspentOuts
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exports.Parsed_UnspentOuts__sync = Parsed_UnspentOuts__sync |