A Metamask fork with Infura removed and default networks editable
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ciphermask/app/scripts/account-import-strategies/index.js

54 lines
1.4 KiB

import log from 'loglevel'
import Wallet from 'ethereumjs-wallet'
import importers from 'ethereumjs-wallet/thirdparty'
import ethUtil from 'ethereumjs-util'
const accountImporter = {
importAccount (strategy, args) {
try {
const importer = this.strategies[strategy]
const privateKeyHex = importer.apply(null, args)
return Promise.resolve(privateKeyHex)
} catch (e) {
return Promise.reject(e)
}
},
strategies: {
'Private Key': (privateKey) => {
if (!privateKey) {
throw new Error('Cannot import an empty key.')
}
const prefixed = ethUtil.addHexPrefix(privateKey)
const buffer = ethUtil.toBuffer(prefixed)
if (!ethUtil.isValidPrivate(buffer)) {
throw new Error('Cannot import invalid private key.')
}
const stripped = ethUtil.stripHexPrefix(prefixed)
return stripped
},
'JSON File': (input, password) => {
let wallet
try {
wallet = importers.fromEtherWallet(input, password)
} catch (e) {
log.debug('Attempt to import as EtherWallet format failed, trying V3')
wallet = Wallet.fromV3(input, password, true)
}
return walletToPrivateKey(wallet)
},
},
}
function walletToPrivateKey (wallet) {
const privateKeyBuffer = wallet.getPrivateKey()
return ethUtil.bufferToHex(privateKeyBuffer)
}
export default accountImporter