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mirror of https://github.com/trezor/trezor-wallet synced 2024-12-25 00:18:07 +00:00

allow "0x" prefix in transaction data

fix: #101
This commit is contained in:
Szymon Lesisz 2018-10-08 17:51:25 +02:00
parent 33ba41e865
commit 5995568e19
5 changed files with 9 additions and 10 deletions

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@ -397,7 +397,7 @@ const estimateGasPrice = (): AsyncAction => async (dispatch: Dispatch, getState:
}
const requestedData = state.data;
const re = /^[0-9A-Fa-f]+$/g; // TODO: allow "0x" prefix
const re = /^(0x|0X)?[0-9A-Fa-f]+$/g;
if (!re.test(requestedData)) {
// stop "calculatingGasLimit" process
dispatch(onGasLimitChange(requestedData.length > 0 ? state.gasLimit : network.defaultGasLimit.toString()));

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@ -19,7 +19,7 @@ const NUMBER_RE: RegExp = new RegExp('^(0|0\\.([0-9]+)?|[1-9][0-9]*\\.?([0-9]+)?
const UPPERCASE_RE = new RegExp('^(.*[A-Z].*)$');
const ABS_RE = new RegExp('^[0-9]+$');
const ETH_18_RE = new RegExp('^(0|0\\.([0-9]{0,18})?|[1-9][0-9]*\\.?([0-9]{0,18})?|\\.[0-9]{0,18})$');
const HEX_RE = new RegExp('^[0-9A-Fa-f]+$');
const HEX_RE = new RegExp('^(0x|0X)?[0-9A-Fa-f]+$');
const dynamicRegexp = (decimals: number): RegExp => {
if (decimals > 0) {
return new RegExp(`^(0|0\\.([0-9]{0,${decimals}})?|[1-9][0-9]*\\.?([0-9]{0,${decimals}})?|\\.[0-9]{1,${decimals}})$`);

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@ -5,6 +5,7 @@ import EthereumjsUnits from 'ethereumjs-units';
import BigNumber from 'bignumber.js';
import { toHex } from 'web3-utils'; // eslint-disable-line import/no-extraneous-dependencies
import { initWeb3 } from 'actions/Web3Actions';
import * as ethUtils from 'utils/ethUtils';
import type {
Dispatch,
@ -29,10 +30,9 @@ type EthereumTxRequest = {
export const prepareEthereumTx = (tx: EthereumTxRequest): PromiseAction<EthereumTransaction> => async (dispatch: Dispatch): Promise<EthereumTransaction> => {
const instance = await dispatch(initWeb3(tx.network));
const { token } = tx;
let data: string = `0x${tx.data}`; // TODO: check if already prefixed
let data: string = ethUtils.sanitizeHex(tx.data); // TODO: check if already prefixed
let value: string = toHex(EthereumjsUnits.convert(tx.amount, 'ether', 'wei'));
let to: string = tx.to; // eslint-disable-line prefer-destructuring
if (token) {
// smart contract transaction
const contract = instance.erc20.clone();

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@ -7,6 +7,7 @@ import EthereumjsUnits from 'ethereumjs-units';
import type { EstimateGasOptions } from 'web3';
import * as WEB3 from 'actions/constants/web3';
import * as PENDING from 'actions/constants/pendingTx';
import * as ethUtils from 'utils/ethUtils';
import type {
Dispatch,
@ -272,8 +273,7 @@ export const updateGasPrice = (network: string): PromiseAction<void> => async (d
export const estimateGasLimit = (network: string, $options: EstimateGasOptions): PromiseAction<string> => async (dispatch: Dispatch): Promise<string> => {
const instance = await dispatch(initWeb3(network));
// TODO: allow data starting with 0x ...
const data = `0x${$options.data.length % 2 === 0 ? $options.data : `0${$options.data}`}`;
const data = ethUtils.sanitizeHex($options.data);
const options = {
...$options,
to: '0x0000000000000000000000000000000000000000',

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@ -7,15 +7,14 @@ export const decimalToHex = (dec: number): string => new BigNumber(dec).toString
export const padLeftEven = (hex: string): string => (hex.length % 2 !== 0 ? `0${hex}` : hex);
export const sanitizeHex = ($hex: number | string): ?string => {
if (typeof $hex !== 'string') return null;
const hex = $hex.substring(0, 2) === '0x' ? $hex.substring(2) : $hex;
export const sanitizeHex = ($hex: string): string => {
const hex = $hex.toLowerCase().substring(0, 2) === '0x' ? $hex.substring(2) : $hex;
if (hex === '') return '';
return `0x${padLeftEven(hex)}`;
};
export const hexToDecimal = (hex: number): string => {
const sanitized: ?string = sanitizeHex(hex);
const sanitized: ?string = sanitizeHex(hex.toString());
return !sanitized ? 'null' : new BigNumber(sanitized).toString();
};