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feat(Bitcoin): Add "Verify Message" modal to validate the signature o…
…f a Bitcoin message. fix #WEB4-500
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Dec 10, 2018
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14 changes: 14 additions & 0 deletions
14
packages/blockchain-wallet-v4-frontend/src/modals/Btc/VerifyMessage/core.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| import BitcoinMessage from 'bitcoinjs-message' | ||
|
|
||
| export const showResult = ({ address, message, signature }) => | ||
| Boolean(address && message && signature) | ||
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| export const verifySignature = ({ address, message, signature }) => { | ||
| // Exceptions are thrown if the signature is malformed or doesn't match the | ||
| // address. | ||
| try { | ||
| return BitcoinMessage.verify(message, address, signature) | ||
| } catch (exception) { | ||
| return false | ||
| } | ||
| } |
51 changes: 51 additions & 0 deletions
51
packages/blockchain-wallet-v4-frontend/src/modals/Btc/VerifyMessage/core.spec.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| import * as core from './core' | ||
|
|
||
| describe(`showResult`, () => { | ||
| it(`none`, () => { | ||
| expect( | ||
| core.showResult({ address: ``, message: ``, signature: `` }) | ||
| ).toEqual(false) | ||
| }) | ||
|
|
||
| it(`some`, () => { | ||
| expect( | ||
| core.showResult({ | ||
| address: `address`, | ||
| message: `message`, | ||
| signature: `` | ||
| }) | ||
| ).toEqual(false) | ||
| }) | ||
|
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| it(`all`, () => { | ||
| expect( | ||
| core.showResult({ | ||
| address: `address`, | ||
| message: `message`, | ||
| signature: `signature` | ||
| }) | ||
| ).toEqual(true) | ||
| }) | ||
| }) | ||
|
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| describe(`verifySignature`, () => { | ||
| it(`happy`, () => { | ||
| expect( | ||
| core.verifySignature({ | ||
| address: `15WJg3bnKkuzeLxCKUGCKjRM42d3LgWg9u`, | ||
| message: `Fun is nuf spelled backwards!`, | ||
| signature: `HxB1FMYnYLda3SDhFVXpfyUfxfGOUOuCkrY0rwxIFaXzWgv/y7Wlijd9C/2t6ydoVOpi4v5XedgvDDOb8a6ZCfo=` | ||
| }) | ||
| ).toEqual(true) | ||
| }) | ||
|
|
||
| it(`bad signature`, () => { | ||
| expect( | ||
| core.verifySignature({ | ||
| address: `15WJg3bnKkuzeLxCKUGCKjRM42d3LgWg9u`, | ||
| message: `Fun is nuf spelled backwards!`, | ||
| signature: `bad signature` | ||
| }) | ||
| ).toEqual(false) | ||
| }) | ||
| }) |
142 changes: 142 additions & 0 deletions
142
packages/blockchain-wallet-v4-frontend/src/modals/Btc/VerifyMessage/index.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| // Verify the signature of a message signed with a Bitcoin address. | ||
|
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||
| import { | ||
| Banner, | ||
| Button, | ||
| Modal, | ||
| ModalHeader, | ||
| ModalBody, | ||
| ModalFooter, | ||
| TooltipIcon, | ||
| TooltipHost | ||
| } from 'blockchain-info-components' | ||
|
|
||
| import { FormItem, FormLabel, TextArea, TextBox } from 'components/Form' | ||
| import * as core from './core' | ||
| import modalEnhancer from 'providers/ModalEnhancer' | ||
| import React from 'react' | ||
| import { FormattedMessage } from 'react-intl' | ||
| import { validBitcoinAddress } from 'services/FormHelper' | ||
|
|
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| const item = (label, input) => ( | ||
| <FormItem style={{ marginBottom: `1rem` }}> | ||
| <FormLabel> | ||
| <div style={{ marginBottom: `0.5rem` }}>{label}</div> | ||
| {input} | ||
| </FormLabel> | ||
| </FormItem> | ||
| ) | ||
|
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| const ItemAddress = ({ address, network, onChange }) => | ||
| item( | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.address' | ||
| defaultMessage='Bitcoin Address:' | ||
| />, | ||
| <TextBox | ||
| input={{ | ||
| onChange, | ||
| name: 'address' | ||
| }} | ||
| meta={{ | ||
| error: validBitcoinAddress(address, null, { network }), | ||
| touched: address !== `` | ||
| }} | ||
| /> | ||
| ) | ||
|
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| const ItemMessage = ({ onChange }) => | ||
| item( | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.message' | ||
| defaultMessage='Message:' | ||
| />, | ||
| <TextArea | ||
| input={{ | ||
| name: 'message', | ||
| onChange | ||
| }} | ||
| meta={{}} | ||
| /> | ||
| ) | ||
|
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| const ItemSignature = ({ onChange }) => | ||
| item( | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.signature' | ||
| defaultMessage='Signature:' | ||
| />, | ||
| <TextArea | ||
| input={{ | ||
| name: 'signature', | ||
| onChange | ||
| }} | ||
| meta={{}} | ||
| /> | ||
| ) | ||
|
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| class VerifyMessage extends React.PureComponent { | ||
| constructor (props) { | ||
| super(props) | ||
| this.state = { address: ``, message: ``, signature: `` } | ||
| } | ||
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| render () { | ||
| const { close, network } = this.props | ||
|
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| const onChange = ({ target: { name, value } }) => { | ||
| this.setState({ [name]: value }) | ||
| } | ||
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| return ( | ||
| <Modal> | ||
| <ModalHeader onClose={close}> | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.title' | ||
| defaultMessage='Verify Message' | ||
| /> | ||
| <TooltipHost id='verifyMessage'> | ||
| <TooltipIcon name='question-in-circle' /> | ||
| </TooltipHost> | ||
| </ModalHeader> | ||
| <ModalBody> | ||
| <ItemAddress | ||
| address={this.state.address} | ||
| network={network} | ||
| onChange={onChange} | ||
| /> | ||
| <ItemMessage onChange={onChange} /> | ||
| <ItemSignature onChange={onChange} /> | ||
| <div | ||
| style={{ | ||
| visibility: core.showResult(this.state) ? `visible` : `hidden` | ||
| }} | ||
| > | ||
| {core.verifySignature(this.state) ? ( | ||
| <Banner type='success'> | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.success' | ||
| defaultMessage='The message has a valid signature from the address.' | ||
| /> | ||
| </Banner> | ||
| ) : ( | ||
| <Banner type='caution'> | ||
| <FormattedMessage | ||
| id='modals.verifyMessage.failure' | ||
| defaultMessage='The signature does not match the message.' | ||
| /> | ||
| </Banner> | ||
| )} | ||
| </div> | ||
| </ModalBody> | ||
| <ModalFooter align='right'> | ||
| <Button onClick={close} nature='primary'> | ||
| <FormattedMessage id='close' defaultMessage='Close' /> | ||
| </Button> | ||
| </ModalFooter> | ||
| </Modal> | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| export default modalEnhancer('VerifyMessage')(VerifyMessage) |
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