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metamask-extension/app/scripts/phishing-detect.js
Mark Stacey 86c6280bc3
Remove unnecessary get environment type parameter (#7891)
* Remove unnecessary `getEnvironmentType` parameter

The default value of the first parameter is `window.location.href`, so
there is no need to pass it in explicitly.

* Remove junk parameter from `getEnvironmentType` invocation

`getEnvironmentType` doesn't need to be passed any parameter, as the
default value is `window.location.href` which is generally what is
wanted. In this case, the variable `location.href` was always
`undefined` anyway. This particular `location` variable is from React
Router, and does not have an `href` property.

* Fix comment for `getEnvironmentType`

One of the possible return values was referred to by the wrong name.
2020-01-24 15:12:58 -04:00

48 lines
1.6 KiB
JavaScript

import querystring from 'querystring'
import dnode from 'dnode'
import { EventEmitter } from 'events'
import PortStream from 'extension-port-stream'
import extension from 'extensionizer'
import { setupMultiplex } from './lib/stream-utils.js'
import { getEnvironmentType } from './lib/util'
import ExtensionPlatform from './platforms/extension'
document.addEventListener('DOMContentLoaded', start)
function start () {
const windowType = getEnvironmentType()
const hash = window.location.hash.substring(1)
const suspect = querystring.parse(hash)
document.getElementById('esdbLink').href = `https://etherscamdb.info/domain/${suspect.hostname}`
global.platform = new ExtensionPlatform()
global.METAMASK_UI_TYPE = windowType
const extensionPort = extension.runtime.connect({ name: windowType })
const connectionStream = new PortStream(extensionPort)
const mx = setupMultiplex(connectionStream)
setupControllerConnection(mx.createStream('controller'), (err, metaMaskController) => {
if (err) {
return
}
const continueLink = document.getElementById('unsafe-continue')
continueLink.addEventListener('click', () => {
metaMaskController.whitelistPhishingDomain(suspect.hostname)
window.location.href = suspect.href
})
})
}
function setupControllerConnection (connectionStream, cb) {
const eventEmitter = new EventEmitter()
const metaMaskControllerDnode = dnode({
sendUpdate (state) {
eventEmitter.emit('update', state)
},
})
connectionStream.pipe(metaMaskControllerDnode).pipe(connectionStream)
metaMaskControllerDnode.once('remote', (backgroundConnection) => cb(null, backgroundConnection))
}