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Fix Electrum recovery bug

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Jonathan Underwood 2020-05-04 09:16:26 +09:00 committed by GitHub
parent 13572c8775
commit a73701c5dc
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 3 deletions
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14
class/hd-legacy-electrum-seed-p2pkh-wallet.js
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@ -4,6 +4,13 @@ const bitcoin = require('bitcoinjs-lib');
const mn = require('electrum-mnemonic');
const HDNode = require('bip32');
// This type of wallet should only accept a valid standard prefix
const MNEMONIC_TO_SEED_OPTS = {
validPrefixes: [
mn.PREFIXES.standard,
],
};
/**
* ElectrumSeed means that instead of BIP39 seed format it works with the format invented by Electrum wallet. Otherwise
* its a regular HD wallet that has all the properties of parent class.
@ -16,7 +23,8 @@ export class HDLegacyElectrumSeedP2PKHWallet extends HDLegacyP2PKHWallet {
validateMnemonic() {
try {
mn.mnemonicToSeedSync(this.secret);
// This type of wallet should only accept a valid standard prefix
mn.mnemonicToSeedSync(this.secret, MNEMONIC_TO_SEED_OPTS);
return true;
} catch (_) {
return false;
@ -31,7 +39,7 @@ export class HDLegacyElectrumSeedP2PKHWallet extends HDLegacyP2PKHWallet {
if (this._xpub) {
return this._xpub; // cache hit
}
const root = bitcoin.bip32.fromSeed(mn.mnemonicToSeedSync(this.secret));
const root = bitcoin.bip32.fromSeed(mn.mnemonicToSeedSync(this.secret, MNEMONIC_TO_SEED_OPTS));
this._xpub = root.toBase58();
return this._xpub;
}
@ -61,7 +69,7 @@ export class HDLegacyElectrumSeedP2PKHWallet extends HDLegacyP2PKHWallet {
}
_getWIFByIndex(internal, index) {
const root = bitcoin.bip32.fromSeed(mn.mnemonicToSeedSync(this.secret));
const root = bitcoin.bip32.fromSeed(mn.mnemonicToSeedSync(this.secret, MNEMONIC_TO_SEED_OPTS));
const path = `m/${internal ? 1 : 0}/${index}`;
const child = root.derivePath(path);