mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-02 06:07:06 +01:00
111 lines
3.1 KiB
JavaScript
111 lines
3.1 KiB
JavaScript
const Dnode = require('dnode')
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const PortStream = require('./lib/port-stream.js')
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const MetaMaskProvider = require('./lib/metamask-provider')
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const IdentityManager = require('./lib/idmgmt')
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const eos = require('end-of-stream')
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console.log('ready to roll')
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var wallet = new IdentityManager()
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// setup provider
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var zeroClient = MetaMaskProvider({
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rpcUrl: 'https://rawtestrpc.metamask.io/',
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getAccounts: wallet.getAccounts.bind(wallet),
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signTransaction: wallet.addUnconfirmedTransaction.bind(wallet),
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})
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wallet.setProvider(zeroClient)
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zeroClient.on('block', function(block){
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wallet.newBlock(block)
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})
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// setup messaging
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chrome.runtime.onConnect.addListener(connectRemote)
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function connectRemote(remotePort){
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var isMetaMaskInternalProcess = (remotePort.name === 'popup')
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if (isMetaMaskInternalProcess) {
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// communication with popup
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handleInternalCommunication(remotePort)
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} else {
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// communication with page
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handleExternalCommunication(remotePort)
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}
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}
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function handleInternalCommunication(remotePort){
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var duplex = new PortStream(remotePort)
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var connection = Dnode({
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// this is annoying, have to decompose wallet
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getState: wallet.getState.bind(wallet),
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submitPassword: wallet.submitPassword.bind(wallet),
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setSelectedAddress: wallet.setSelectedAddress.bind(wallet),
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signTransaction: wallet.signTransaction.bind(wallet),
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setLocked: wallet.setLocked.bind(wallet),
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getAccounts: wallet.getAccounts.bind(wallet),
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signTransaction: wallet.signTransaction.bind(wallet),
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newBlock: wallet.newBlock.bind(wallet),
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setProvider: wallet.setProvider.bind(wallet),
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})
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duplex.pipe(connection).pipe(duplex)
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connection.on('remote', function(remote){
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// push updates to popup
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wallet.on('update', sendUpdate)
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eos(duplex, function unsubscribe(){
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wallet.removeListener('update', sendUpdate)
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})
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function sendUpdate(state){
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remote.sendUpdate(state)
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}
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})
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// sub to metamask store
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}
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function handleExternalCommunication(remotePort){
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remotePort.onMessage.addListener(onRpcRequest.bind(null, remotePort))
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}
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// handle rpc requests
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function onRpcRequest(remotePort, payload){
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// console.log('MetaMaskPlugin - incoming payload:', payload)
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zeroClient.sendAsync(payload, function onPayloadHandled(err, response){
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if (err) throw err
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console.log('MetaMaskPlugin - RPC complete:', payload, '->', response)
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remotePort.postMessage(response)
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})
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}
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// setup badge text
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// updateBadge()
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// function updateBadge(){
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// var label = ''
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// var count = Object.keys(unsignedTxs).length
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// if (count) {
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// label = String(count)
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// }
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// chrome.browserAction.setBadgeText({text: label})
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// chrome.browserAction.setBadgeBackgroundColor({color: '#506F8B'})
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// }
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// function handleMessage(msg){
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// console.log('got message!', msg.type)
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// switch(msg.type){
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// case 'addUnsignedTx':
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// addTransaction(msg.payload)
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// return
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// case 'removeUnsignedTx':
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// removeTransaction(msg.payload)
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// return
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// }
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// }
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