mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-10-22 19:26:13 +02:00
moves setup-related code towads end of file, re #3568
This commit is contained in:
Lazaridis
parent
bb6af25e20
commit
e1d6398b0f
@ -290,6 +290,9 @@ module.exports = class MetamaskController extends EventEmitter {
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return publicConfigStore
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}
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//=============================================================================
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// EXPOSED TO THE UI SUBSYSTEM
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//=============================================================================
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/**
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* The metamask-state of the various controllers, made available to the UI
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@ -415,122 +418,7 @@ module.exports = class MetamaskController extends EventEmitter {
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}
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}
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setupUntrustedCommunication (connectionStream, originDomain) {
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// Check if new connection is blacklisted
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if (this.blacklistController.checkForPhishing(originDomain)) {
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log.debug('MetaMask - sending phishing warning for', originDomain)
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this.sendPhishingWarning(connectionStream, originDomain)
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return
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}
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// setup multiplexing
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const mux = setupMultiplex(connectionStream)
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// connect features
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this.setupProviderConnection(mux.createStream('provider'), originDomain)
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this.setupPublicConfig(mux.createStream('publicConfig'))
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}
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setupTrustedCommunication (connectionStream, originDomain) {
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// setup multiplexing
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const mux = setupMultiplex(connectionStream)
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// connect features
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this.setupControllerConnection(mux.createStream('controller'))
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this.setupProviderConnection(mux.createStream('provider'), originDomain)
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}
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sendPhishingWarning (connectionStream, hostname) {
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const mux = setupMultiplex(connectionStream)
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const phishingStream = mux.createStream('phishing')
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phishingStream.write({ hostname })
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}
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setupControllerConnection (outStream) {
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const api = this.getApi()
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const dnode = Dnode(api)
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pump(
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outStream,
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dnode,
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outStream,
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(err) => {
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if (err) log.error(err)
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}
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)
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dnode.on('remote', (remote) => {
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// push updates to popup
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const sendUpdate = remote.sendUpdate.bind(remote)
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this.on('update', sendUpdate)
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})
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}
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setupProviderConnection (outStream, origin) {
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// setup json rpc engine stack
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const engine = new RpcEngine()
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// create filter polyfill middleware
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const filterMiddleware = createFilterMiddleware({
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provider: this.provider,
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blockTracker: this.provider._blockTracker,
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})
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engine.push(createOriginMiddleware({ origin }))
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engine.push(createLoggerMiddleware({ origin }))
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engine.push(filterMiddleware)
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engine.push(createProviderMiddleware({ provider: this.provider }))
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// setup connection
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const providerStream = createEngineStream({ engine })
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pump(
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outStream,
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providerStream,
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outStream,
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(err) => {
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// cleanup filter polyfill middleware
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filterMiddleware.destroy()
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if (err) log.error(err)
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}
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)
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}
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setupPublicConfig (outStream) {
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pump(
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asStream(this.publicConfigStore),
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outStream,
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(err) => {
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if (err) log.error(err)
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}
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)
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}
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privateSendUpdate () {
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this.emit('update', this.getState())
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}
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getGasPrice () {
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const { recentBlocksController } = this
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const { recentBlocks } = recentBlocksController.store.getState()
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// Return 1 gwei if no blocks have been observed:
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if (recentBlocks.length === 0) {
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return '0x' + GWEI_BN.toString(16)
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}
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const lowestPrices = recentBlocks.map((block) => {
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if (!block.gasPrices || block.gasPrices.length < 1) {
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return GWEI_BN
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}
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return block.gasPrices
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.map(hexPrefix => hexPrefix.substr(2))
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.map(hex => new BN(hex, 16))
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.sort((a, b) => {
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return a.gt(b) ? 1 : -1
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})[0]
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})
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.map(number => number.div(GWEI_BN).toNumber())
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const percentileNum = percentile(50, lowestPrices)
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const percentileNumBn = new BN(percentileNum)
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return '0x' + percentileNumBn.mul(GWEI_BN).toString(16)
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}
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//=============================================================================
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// VAULT / KEYRING RELATED METHODS
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@ -971,6 +859,127 @@ module.exports = class MetamaskController extends EventEmitter {
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cb()
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}
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//=============================================================================
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// SETUP
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//=============================================================================
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setupUntrustedCommunication (connectionStream, originDomain) {
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// Check if new connection is blacklisted
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if (this.blacklistController.checkForPhishing(originDomain)) {
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log.debug('MetaMask - sending phishing warning for', originDomain)
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this.sendPhishingWarning(connectionStream, originDomain)
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return
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}
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// setup multiplexing
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const mux = setupMultiplex(connectionStream)
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// connect features
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this.setupProviderConnection(mux.createStream('provider'), originDomain)
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this.setupPublicConfig(mux.createStream('publicConfig'))
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}
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setupTrustedCommunication (connectionStream, originDomain) {
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// setup multiplexing
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const mux = setupMultiplex(connectionStream)
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// connect features
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this.setupControllerConnection(mux.createStream('controller'))
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this.setupProviderConnection(mux.createStream('provider'), originDomain)
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}
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sendPhishingWarning (connectionStream, hostname) {
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const mux = setupMultiplex(connectionStream)
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const phishingStream = mux.createStream('phishing')
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phishingStream.write({ hostname })
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}
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setupControllerConnection (outStream) {
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const api = this.getApi()
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const dnode = Dnode(api)
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pump(
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outStream,
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dnode,
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outStream,
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(err) => {
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if (err) log.error(err)
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}
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)
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dnode.on('remote', (remote) => {
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// push updates to popup
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const sendUpdate = remote.sendUpdate.bind(remote)
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this.on('update', sendUpdate)
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})
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}
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setupProviderConnection (outStream, origin) {
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// setup json rpc engine stack
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const engine = new RpcEngine()
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// create filter polyfill middleware
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const filterMiddleware = createFilterMiddleware({
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provider: this.provider,
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blockTracker: this.provider._blockTracker,
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})
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engine.push(createOriginMiddleware({ origin }))
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engine.push(createLoggerMiddleware({ origin }))
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engine.push(filterMiddleware)
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engine.push(createProviderMiddleware({ provider: this.provider }))
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// setup connection
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const providerStream = createEngineStream({ engine })
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pump(
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outStream,
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providerStream,
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outStream,
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(err) => {
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// cleanup filter polyfill middleware
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filterMiddleware.destroy()
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if (err) log.error(err)
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}
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)
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}
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setupPublicConfig (outStream) {
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pump(
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asStream(this.publicConfigStore),
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outStream,
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(err) => {
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if (err) log.error(err)
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}
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)
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}
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privateSendUpdate () {
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this.emit('update', this.getState())
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}
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getGasPrice () {
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const { recentBlocksController } = this
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const { recentBlocks } = recentBlocksController.store.getState()
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// Return 1 gwei if no blocks have been observed:
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if (recentBlocks.length === 0) {
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return '0x' + GWEI_BN.toString(16)
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}
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const lowestPrices = recentBlocks.map((block) => {
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if (!block.gasPrices || block.gasPrices.length < 1) {
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return GWEI_BN
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}
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return block.gasPrices
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.map(hexPrefix => hexPrefix.substr(2))
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.map(hex => new BN(hex, 16))
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.sort((a, b) => {
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return a.gt(b) ? 1 : -1
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})[0]
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})
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.map(number => number.div(GWEI_BN).toNumber())
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const percentileNum = percentile(50, lowestPrices)
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const percentileNumBn = new BN(percentileNum)
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return '0x' + percentileNumBn.mul(GWEI_BN).toString(16)
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}
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//=============================================================================
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// CONFIG
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//=============================================================================
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