234 lines
8.9 KiB
JavaScript
234 lines
8.9 KiB
JavaScript
'use strict';
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
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result["default"] = mod;
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var hdnode_1 = require("./hdnode");
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var secretStorage = __importStar(require("./secret-storage"));
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var signing_key_1 = require("./signing-key");
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var bytes_1 = require("../utils/bytes");
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var hash_1 = require("../utils/hash");
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var keccak256_1 = require("../utils/keccak256");
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var properties_1 = require("../utils/properties");
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var random_bytes_1 = require("../utils/random-bytes");
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var transaction_1 = require("../utils/transaction");
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var errors = __importStar(require("../utils/errors"));
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var Signer = /** @class */ (function () {
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function Signer() {
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}
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return Signer;
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}());
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exports.Signer = Signer;
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var Wallet = /** @class */ (function (_super) {
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__extends(Wallet, _super);
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function Wallet(privateKey, provider) {
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var _this = _super.call(this) || this;
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errors.checkNew(_this, Wallet);
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// Make sure we have a valid signing key
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if (privateKey instanceof signing_key_1.SigningKey) {
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properties_1.defineReadOnly(_this, 'signingKey', privateKey);
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}
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else {
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properties_1.defineReadOnly(_this, 'signingKey', new signing_key_1.SigningKey(privateKey));
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}
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properties_1.defineReadOnly(_this, 'provider', provider);
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return _this;
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}
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Object.defineProperty(Wallet.prototype, "address", {
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get: function () { return this.signingKey.address; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(Wallet.prototype, "mnemonic", {
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get: function () { return this.signingKey.mnemonic; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(Wallet.prototype, "path", {
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get: function () { return this.signingKey.mnemonic; },
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(Wallet.prototype, "privateKey", {
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get: function () { return this.signingKey.privateKey; },
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enumerable: true,
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configurable: true
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});
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/**
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* Create a new instance of this Wallet connected to provider.
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*/
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Wallet.prototype.connect = function (provider) {
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return new Wallet(this.signingKey, provider);
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};
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Wallet.prototype.getAddress = function () {
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return Promise.resolve(this.address);
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};
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Wallet.prototype.sign = function (transaction) {
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var _this = this;
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return properties_1.resolveProperties(transaction).then(function (tx) {
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return transaction_1.sign(tx, _this.signingKey.signDigest.bind(_this.signingKey));
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});
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};
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Wallet.prototype.signMessage = function (message) {
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return Promise.resolve(bytes_1.joinSignature(this.signingKey.signDigest(hash_1.hashMessage(message))));
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};
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Wallet.prototype.getBalance = function (blockTag) {
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if (!this.provider) {
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throw new Error('missing provider');
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}
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return this.provider.getBalance(this.address, blockTag);
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};
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Wallet.prototype.getTransactionCount = function (blockTag) {
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if (!this.provider) {
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throw new Error('missing provider');
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}
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return this.provider.getTransactionCount(this.address, blockTag);
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};
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Wallet.prototype.sendTransaction = function (transaction) {
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if (!this.provider) {
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throw new Error('missing provider');
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}
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if (!transaction || typeof (transaction) !== 'object') {
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throw new Error('invalid transaction object');
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}
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var tx = properties_1.shallowCopy(transaction);
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if (tx.to != null) {
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tx.to = this.provider.resolveName(tx.to);
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}
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if (tx.gasLimit == null) {
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tx.gasLimit = this.provider.estimateGas(tx);
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}
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if (tx.gasPrice == null) {
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tx.gasPrice = this.provider.getGasPrice();
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}
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if (tx.nonce == null) {
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tx.nonce = this.getTransactionCount();
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}
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if (tx.chainId == null) {
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tx.chainId = this.provider.getNetwork().then(function (network) { return network.chainId; });
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}
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return this.provider.sendTransaction(this.sign(tx));
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};
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Wallet.prototype.encrypt = function (password, options, progressCallback) {
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if (typeof (options) === 'function' && !progressCallback) {
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progressCallback = options;
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options = {};
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}
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if (progressCallback && typeof (progressCallback) !== 'function') {
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throw new Error('invalid callback');
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}
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if (!options) {
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options = {};
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}
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if (this.mnemonic) {
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// Make sure we don't accidentally bubble the mnemonic up the call-stack
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var safeOptions = {};
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for (var key in options) {
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safeOptions[key] = options[key];
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}
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options = safeOptions;
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// Set the mnemonic and path
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options.mnemonic = this.mnemonic;
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options.path = this.path;
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}
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return secretStorage.encrypt(this.privateKey, password, options, progressCallback);
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};
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/**
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* Static methods to create Wallet instances.
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*/
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Wallet.createRandom = function (options) {
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var entropy = random_bytes_1.randomBytes(16);
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if (!options) {
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options = {};
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}
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if (options.extraEntropy) {
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entropy = bytes_1.arrayify(keccak256_1.keccak256(bytes_1.concat([entropy, options.extraEntropy])).substring(0, 34));
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}
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var mnemonic = hdnode_1.entropyToMnemonic(entropy, options.locale);
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return Wallet.fromMnemonic(mnemonic, options.path, options.locale);
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};
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Wallet.fromEncryptedJson = function (json, password, progressCallback) {
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if (progressCallback && typeof (progressCallback) !== 'function') {
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throw new Error('invalid callback');
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}
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return new Promise(function (resolve, reject) {
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if (secretStorage.isCrowdsaleWallet(json)) {
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try {
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var privateKey = secretStorage.decryptCrowdsale(json, password);
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resolve(new Wallet(privateKey));
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}
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catch (error) {
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reject(error);
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}
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}
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else if (secretStorage.isValidWallet(json)) {
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secretStorage.decrypt(json, password, progressCallback).then(function (signingKey) {
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var wallet = new Wallet(signingKey);
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/*
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if (signingKey.mnemonic && signingKey.path) {
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wallet.mnemonic = signingKey.mnemonic;
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wallet.path = signingKey.path;
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}
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*/
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resolve(wallet);
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}, function (error) {
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reject(error);
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});
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}
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else {
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reject('invalid wallet JSON');
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}
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});
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};
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Wallet.fromMnemonic = function (mnemonic, path, wordlist) {
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if (!path) {
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path = hdnode_1.defaultPath;
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}
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return new Wallet(hdnode_1.fromMnemonic(mnemonic, wordlist).derivePath(path));
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};
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/**
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* Determine if this is an encryped JSON wallet.
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*/
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Wallet.isEncryptedWallet = function (json) {
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return (secretStorage.isValidWallet(json) || secretStorage.isCrowdsaleWallet(json));
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};
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/**
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* Verify a signed message, returning the address of the signer.
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*/
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Wallet.verifyMessage = function (message, signature) {
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signature = bytes_1.hexlify(signature);
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if (signature.length != 132) {
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throw new Error('invalid signature');
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}
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var digest = hash_1.hashMessage(message);
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var recoveryParam = parseInt(signature.substring(130), 16);
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if (recoveryParam >= 27) {
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recoveryParam -= 27;
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}
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if (recoveryParam < 0) {
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throw new Error('invalid signature');
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}
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return signing_key_1.recoverAddress(digest, {
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r: signature.substring(0, 66),
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s: '0x' + signature.substring(66, 130),
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recoveryParam: recoveryParam
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});
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};
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return Wallet;
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}(Signer));
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exports.Wallet = Wallet;
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