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path: root/app/scripts/inpage.js
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const Web3 = require('web3')
const StreamProvider = require('./lib/stream-provider.js')
const LocalMessageDuplexStream = require('./lib/local-message-stream.js')


// setup plugin communication
var pluginStream = new LocalMessageDuplexStream({
  name: 'inpage',
  target: 'contentscript',
})
var remoteProvider = new StreamProvider()
remoteProvider.pipe(pluginStream).pipe(remoteProvider)

// handle synchronous methods remotely
var syncProvider = new Web3.providers.HttpProvider('https://rawtestrpc.metamask.io/')
var unsupportedMethods = ['eth_accounts']
remoteProvider.send = function(payload){

  var payloads = Array.isArray(payload) ? payload : [payload]
  payloads.forEach(function(payload){
    if (-1 !== unsupportedMethods.indexOf(payload.method)) {
      console.error('MetaMask - Unsupported synchronous call "'+payload.method+'".')
    }
  })

  return syncProvider.send(payload)

}


// create web3
var web3 = new Web3(remoteProvider)
window.web3 = web3
web3.setProvider = function(){
  console.log('MetaMask Extension - overrode web3.setProvider')
}
console.log('MetaMask Extension - injected web3')