49fdd23d58
* Move secureApi to shell * Extract isTestnet test * Use mobx + subscriptions for status * Re-add status indicator * Add lerna * Move intial packages to js/packages * Move 3rdparty/{email,sms}-verification to correct location * Move package.json & README to library src * Move tests for library packages * Move views & dapps to packages * Move i18n to root * Move shell to actual src (main app) * Remove ~ references * Change ~ to root (explicit imports) * Finalise convert of ~ * Move views into dapps as well * Move dapps to packages/ * Fix references * Update css * Update test spec locations * Update tests * Case fix * Skip flakey tests * Update enzyme * Skip previously ignored tests * Allow empty api for hw * Re-add theme for embed
406 lines
12 KiB
JavaScript
406 lines
12 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import BigNumber from 'bignumber.js';
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import { intersection, range, uniq } from 'lodash';
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import store from 'store';
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import Abi from '@parity/abi';
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import Contract from '@parity/api/contract';
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import { bytesToHex, toHex } from '@parity/api/util/format';
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import WalletAbi from '../contracts/abi/wallet.json';
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import OldWalletAbi from '../contracts/abi/old-wallet.json';
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import { validateAddress } from './validation';
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const LS_PENDING_CONTRACTS_KEY = '_parity::wallets::pendingContracts';
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const _cachedWalletLookup = {};
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let _cachedAccounts = {};
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const walletAbi = new Abi(WalletAbi);
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const oldWalletAbi = new Abi(OldWalletAbi);
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const walletEvents = walletAbi.events.reduce((events, event) => {
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events[event.name] = event;
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return events;
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}, {});
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const oldWalletEvents = oldWalletAbi.events.reduce((events, event) => {
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events[event.name] = event;
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return events;
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}, {});
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const WalletSignatures = {
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OwnerChanged: toHex(walletEvents.OwnerChanged.signature),
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OwnerAdded: toHex(walletEvents.OwnerAdded.signature),
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OwnerRemoved: toHex(walletEvents.OwnerRemoved.signature),
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RequirementChanged: toHex(walletEvents.RequirementChanged.signature),
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Confirmation: toHex(walletEvents.Confirmation.signature),
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Revoke: toHex(walletEvents.Revoke.signature),
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Deposit: toHex(walletEvents.Deposit.signature),
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SingleTransact: toHex(walletEvents.SingleTransact.signature),
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MultiTransact: toHex(walletEvents.MultiTransact.signature),
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ConfirmationNeeded: toHex(walletEvents.ConfirmationNeeded.signature),
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Old: {
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SingleTransact: toHex(oldWalletEvents.SingleTransact.signature),
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MultiTransact: toHex(oldWalletEvents.MultiTransact.signature)
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}
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};
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export default class WalletsUtils {
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static getWalletSignatures () {
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return WalletSignatures;
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}
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static getPendingContracts () {
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return store.get(LS_PENDING_CONTRACTS_KEY) || {};
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}
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static setPendingContracts (contracts = {}) {
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return store.set(LS_PENDING_CONTRACTS_KEY, contracts);
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}
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static removePendingContract (operationHash) {
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const nextContracts = WalletsUtils.getPendingContracts();
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delete nextContracts[operationHash];
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WalletsUtils.setPendingContracts(nextContracts);
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}
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static addPendingContract (address, operationHash, metadata) {
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const nextContracts = {
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...WalletsUtils.getPendingContracts(),
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[ operationHash ]: {
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address,
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metadata,
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operationHash
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}
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};
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WalletsUtils.setPendingContracts(nextContracts);
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}
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static cacheAccounts (accounts) {
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_cachedAccounts = accounts;
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}
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static getCallArgs (api, options, values = []) {
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const walletContract = new Contract(api, WalletAbi);
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const walletAddress = options.from;
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return WalletsUtils
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.fetchOwners(walletContract.at(walletAddress))
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.then((owners) => {
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const addresses = Object.keys(_cachedAccounts);
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const ownerAddress = intersection(addresses, owners).pop();
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if (!ownerAddress) {
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return false;
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}
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const account = _cachedAccounts[ownerAddress];
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const _options = { ...options };
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const { to, value = new BigNumber(0), data } = _options;
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delete _options.data;
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const nextValues = [ to, value, data ];
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const nextOptions = {
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..._options,
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from: ownerAddress,
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to: walletAddress,
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value: new BigNumber(0)
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};
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const execFunc = walletContract.instance.execute;
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const callArgs = { func: execFunc, options: nextOptions, values: nextValues };
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if (!account.wallet) {
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return callArgs;
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}
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const nextData = walletContract.getCallData(execFunc, nextOptions, nextValues);
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return WalletsUtils.getCallArgs(api, { ...nextOptions, data: nextData }, nextValues);
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});
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}
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static getDeployArgs (contract, options, values) {
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const { api } = contract;
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const func = contract.constructors[0];
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options.data = contract.getCallData(func, options, values);
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options.to = '0x';
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return WalletsUtils
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.getCallArgs(api, options, values)
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.then((callArgs) => {
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if (!callArgs) {
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console.error('no call args', callArgs);
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throw new Error('you do not own this wallet');
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}
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return callArgs;
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});
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}
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static parseLogs (api, logs = []) {
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const walletContract = new Contract(api, WalletAbi);
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return walletContract.parseEventLogs(logs);
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}
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/**
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* Check whether the given address could be
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* a Wallet. The result is cached in order not
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* to make unnecessary calls on non-wallet accounts
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*/
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static isWallet (api, address) {
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if (!address) {
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return Promise.resolve(false);
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}
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if (!_cachedWalletLookup[address]) {
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const walletContract = new Contract(api, WalletAbi);
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_cachedWalletLookup[address] = walletContract
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.at(address)
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.instance
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.m_numOwners
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.call()
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.then((result) => {
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if (!result || result.equals(0)) {
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return false;
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}
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return true;
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})
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.then((bool) => {
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_cachedWalletLookup[address] = Promise.resolve(bool);
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return bool;
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});
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}
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return _cachedWalletLookup[address];
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}
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static fetchRequire (walletContract) {
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return walletContract.instance.m_required.call();
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}
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static fetchOwners (walletContract) {
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const walletInstance = walletContract.instance;
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return walletInstance
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.m_numOwners.call()
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.then((mNumOwners) => {
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const promises = range(mNumOwners.toNumber())
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.map((idx) => walletInstance.getOwner.call({}, [ idx ]));
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return Promise
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.all(promises)
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.then((owners) => {
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const uniqOwners = uniq(owners);
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// If all owners are the zero account : must be Mist wallet contract
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if (uniqOwners.length === 1 && /^(0x)?0*$/.test(owners[0])) {
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return WalletsUtils.fetchMistOwners(walletContract, mNumOwners.toNumber());
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}
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return owners;
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})
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.then((owners) => uniq(owners));
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});
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}
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static fetchMistOwners (walletContract, mNumOwners) {
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const walletAddress = walletContract.address;
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return WalletsUtils
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.getMistOwnersOffset(walletContract)
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.then((result) => {
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if (!result || result.offset === -1) {
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return [];
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}
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const owners = [ result.address ];
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if (mNumOwners === 1) {
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return owners;
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}
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const initOffset = result.offset + 1;
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let promise = Promise.resolve();
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range(initOffset, initOffset + mNumOwners - 1).forEach((offset) => {
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promise = promise
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.then(() => {
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return walletContract.api.eth.getStorageAt(walletAddress, offset);
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})
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.then((result) => {
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const resultAddress = '0x' + (result || '').slice(-40);
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const { address } = validateAddress(resultAddress);
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owners.push(address);
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});
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});
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return promise.then(() => owners);
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});
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}
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static getMistOwnersOffset (walletContract, offset = 3) {
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return walletContract.api.eth
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.getStorageAt(walletContract.address, offset)
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.then((result) => {
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if (result && !/^(0x)?0*$/.test(result)) {
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const resultAddress = '0x' + result.slice(-40);
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const { address, addressError } = validateAddress(resultAddress);
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if (!addressError) {
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return { offset, address };
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}
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}
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if (offset >= 100) {
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return { offset: -1 };
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}
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return WalletsUtils.getMistOwnersOffset(walletContract, offset + 1);
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});
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}
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static fetchDailylimit (walletContract) {
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const walletInstance = walletContract.instance;
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return Promise
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.all([
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walletInstance.m_dailyLimit.call(),
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walletInstance.m_spentToday.call(),
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walletInstance.m_lastDay.call()
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])
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.then(([ limit, spent, last ]) => ({
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limit, spent, last
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}));
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}
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static fetchTransactions (walletContract) {
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const { api } = walletContract;
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const pendingContracts = WalletsUtils.getPendingContracts();
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return walletContract
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.getAllLogs({
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topics: [ [
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WalletSignatures.SingleTransact,
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WalletSignatures.MultiTransact,
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WalletSignatures.Deposit,
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WalletSignatures.Old.SingleTransact,
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WalletSignatures.Old.MultiTransact
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] ]
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})
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.then((logs) => {
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return logs.sort((logA, logB) => {
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const comp = logB.blockNumber.comparedTo(logA.blockNumber);
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if (comp !== 0) {
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return comp;
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}
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return logB.transactionIndex.comparedTo(logA.transactionIndex);
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});
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})
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.then((logs) => {
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const transactions = logs.map((log) => {
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const signature = toHex(log.topics[0]);
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const value = log.params.value.value;
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const from = signature === WalletSignatures.Deposit
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? log.params['_from'].value
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: walletContract.address;
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const to = signature === WalletSignatures.Deposit
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? walletContract.address
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: log.params.to.value;
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const transaction = {
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transactionHash: log.transactionHash,
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blockNumber: log.blockNumber,
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from, to, value
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};
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if (log.params.created && log.params.created.value && !/^(0x)?0*$/.test(log.params.created.value)) {
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transaction.creates = log.params.created.value;
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delete transaction.to;
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}
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if (log.params.operation) {
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const operation = bytesToHex(log.params.operation.value);
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// Add the pending contract to the contracts
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if (pendingContracts[operation]) {
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const { metadata } = pendingContracts[operation];
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const contractName = metadata.name;
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metadata.blockNumber = log.blockNumber;
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// The contract creation might not be in the same log,
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// but must be in the same transaction (eg. Contract creation
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// from Wallet within a Wallet)
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api.eth
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.getTransactionReceipt(log.transactionHash)
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.then((transactionReceipt) => {
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const transactionLogs = WalletsUtils.parseLogs(api, transactionReceipt.logs);
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const creationLog = transactionLogs.find((log) => {
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return log.params.created && !/^(0x)?0*$/.test(log.params.created.value);
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});
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if (!creationLog) {
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return false;
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}
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const contractAddress = creationLog.params.created.value;
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return Promise
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.all([
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api.parity.setAccountName(contractAddress, contractName),
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api.parity.setAccountMeta(contractAddress, metadata)
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])
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.then(() => {
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WalletsUtils.removePendingContract(operation);
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});
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})
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.catch((error) => {
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console.error('adding wallet contract', error);
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});
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}
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transaction.operation = operation;
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}
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if (log.params.data) {
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transaction.data = log.params.data.value;
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}
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return transaction;
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});
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return transactions;
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});
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}
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}
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