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Code

disable localhost interception

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This commit is contained in:
kumavis 2016-02-15 11:03:50 -08:00
parent 519d4b1192
commit dbd3b8f76f
1 changed files with 58 additions and 58 deletions
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116
app/scripts/inpage.js
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@ -1,6 +1,6 @@
const XHR = window.XMLHttpRequest const XHR = window.XMLHttpRequest
const fauxJax = require('faux-jax') // const fauxJax = require('faux-jax')
fauxJax.install() // fauxJax.install()
const Web3 = require('web3') const Web3 = require('web3')
const createPayload = require('web3-provider-engine/util/create-payload') const createPayload = require('web3-provider-engine/util/create-payload')
const StreamProvider = require('./lib/stream-provider.js') const StreamProvider = require('./lib/stream-provider.js')
@ -96,64 +96,64 @@ console.log('MetaMask - injected web3')
// //
console.log('MetaMask - intercepting localhost:8545 requests') // console.log('MetaMask - intercepting localhost:8545 requests')
fauxJax.on('request', function(req){ // fauxJax.on('request', function(req){
// check if local node request // // check if local node request
if (req.requestURL.indexOf('localhost:8545') !== -1) { // if (req.requestURL.indexOf('localhost:8545') !== -1) {
var rpcReq = JSON.parse(req.requestBody) // var rpcReq = JSON.parse(req.requestBody)
if (req.async) { // if (req.async) {
remoteProvider.sendAsync(rpcReq, function(err, result){ // remoteProvider.sendAsync(rpcReq, function(err, result){
// console.log('intercepted request (async):', rpcReq, result) // // console.log('intercepted request (async):', rpcReq, result)
handleResult(result) // handleResult(result)
}) // })
} else { // } else {
var result = remoteProvider.send(rpcReq) // var result = remoteProvider.send(rpcReq)
// console.log('intercepted request (sync):', rpcReq, result) // // console.log('intercepted request (sync):', rpcReq, result)
handleResult(result) // handleResult(result)
} // }
} else { // } else {
// console.log('request continuing normally:', req.requestURL) // // console.log('request continuing normally:', req.requestURL)
continueRequestNormally(req) // continueRequestNormally(req)
} // }
function handleResult(result){ // function handleResult(result){
var serializedResult = JSON.stringify(result) // var serializedResult = JSON.stringify(result)
req.respond(200, { // req.respond(200, {
'content-type': 'application/json', // 'content-type': 'application/json',
}, serializedResult) // }, serializedResult)
} // }
}) // })
function continueRequestNormally(req){ // function continueRequestNormally(req){
var xhr = new XHR() // var xhr = new XHR()
// set target url and method // // set target url and method
xhr.open(req.requestMethod, req.requestURL, req.async) // xhr.open(req.requestMethod, req.requestURL, req.async)
// set headers // // set headers
Object.keys(req.requestHeaders || {}).forEach(function(headerKey){ // Object.keys(req.requestHeaders || {}).forEach(function(headerKey){
xhr.setRequestHeader(headerKey, req.requestHeaders[headerKey]) // xhr.setRequestHeader(headerKey, req.requestHeaders[headerKey])
}) // })
// send and call completion handler // // send and call completion handler
if (req.async) { // if (req.async) {
xhr.onload = copyResult // xhr.onload = copyResult
xhr.send(req.requestBody) // xhr.send(req.requestBody)
} else { // } else {
xhr.send(req.requestBody) // xhr.send(req.requestBody)
copyResult() // copyResult()
} // }
function copyResult() { // function copyResult() {
var headers = extractResponseHeaders(xhr.getAllResponseHeaders()) // var headers = extractResponseHeaders(xhr.getAllResponseHeaders())
req.respond(xhr.status, headers, xhr.response) // req.respond(xhr.status, headers, xhr.response)
} // }
} // }
function extractResponseHeaders(rawHeaders){ // function extractResponseHeaders(rawHeaders){
var headers = {} // var headers = {}
var headerKeyValues = rawHeaders.split('\r\n').filter(Boolean) // var headerKeyValues = rawHeaders.split('\r\n').filter(Boolean)
headerKeyValues.forEach(function(keyValue){ // headerKeyValues.forEach(function(keyValue){
var data = keyValue.split(': ') // var data = keyValue.split(': ')
headers[data[0]] = data[1] // headers[data[0]] = data[1]
}) // })
return headers // return headers
} // }