kumavis
9 years ago
parent
cc935a1eba
commit
72a747165d
@ -1,59 +1,18 @@ |
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const web3 = require('web3') |
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const BlockAppsWeb3Provider = require('blockapps-web3') |
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const Transaction = require('ethereumjs-tx') |
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require('object.entries').shim() |
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const Web3 = require('web3') |
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const StreamProvider = require('./lib/stream-provider.js') |
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const LocalMessageDuplexStream = require('./lib/local-message-stream.js') |
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// const rpcUrl = 'https://rpc.metamask.io'
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// var provider = new MetamaskProvider(forwardPayload, rpcUrl)
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var provider = new BlockAppsWeb3Provider({ |
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host: 'http://hacknet.blockapps.net', |
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// host: 'http://api.blockapps.net',
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transaction_signer: {
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// Can be any object that implements the following methods:
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hasAddress: function(address, callback) { |
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console.log('metamask provider - asked for address ownership', address) |
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callback(null, true) |
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}, |
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signTransaction: function(txParams, callback) { |
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txParams.gasLimit = txParams.gas |
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var tx = new Transaction(txParams) |
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tx.sign(new Buffer('0d0ba14043088cd629a978b49c8691deca5926f0271432bc0064e4745bac0a9f', 'hex')) |
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callback(null, '0x'+tx.serialize().toString('hex')) |
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}, |
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}, |
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coinbase: '0x00000000000', |
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accounts: ['0x985095ef977ba75fb2bb79cd5c4b84c81392dff6'], |
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// host: function(){ debugger },
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}); |
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const documentOrigin = window.location.origin |
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const allowedMessageTarget = 'metamask' |
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const allowedMessageType = 'addUnsignedTx' |
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web3.setProvider(provider) |
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// disable setProvider
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web3.setProvider = function(){} |
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// injecting web3
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console.log('Metamask injected web3') |
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// log all the stuff!
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// provider.verbosity = 1
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// web3.currentProvider.vm.onStep = function(data, cb){
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// console.log(data)
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// cb()
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// }
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// setup plugin communication
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var pluginStream = new LocalMessageDuplexStream({ |
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name: 'inpage', |
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target: 'contentscript', |
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}) |
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var remoteProvider = new StreamProvider() |
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remoteProvider.pipe(pluginStream).pipe(remoteProvider) |
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// create web3
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var web3 = new Web3(remoteProvider) |
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window.web3 = web3 |
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function forwardPayload(payload){ |
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window.postMessage({ |
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to: allowedMessageTarget, |
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type: allowedMessageType, |
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payload: payload, |
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}, documentOrigin) |
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} |
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web3.setProvider = function(){} |
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console.log('Metamask injected web3') |
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@ -0,0 +1,53 @@ |
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const Duplex = require('readable-stream').Duplex |
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const inherits = require('util').inherits |
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module.exports = LocalMessageDuplexStream |
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inherits(LocalMessageDuplexStream, Duplex) |
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function LocalMessageDuplexStream(opts){ |
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Duplex.call(this, { |
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objectMode: true, |
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}) |
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// this._origin = opts.origin
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this._name = opts.name |
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this._target = opts.target |
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// console.log('LocalMessageDuplexStream ('+this._name+') - initialized...')
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window.addEventListener('message', this._onMessage.bind(this), false) |
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} |
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// private
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LocalMessageDuplexStream.prototype._onMessage = function(event){ |
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var msg = event.data |
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// console.log('LocalMessageDuplexStream ('+this._name+') - heard message...')
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// validate message
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if (event.origin !== location.origin) return //console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (event.origin !== location.origin) ')
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if (typeof msg !== 'object') return //console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (typeof msg !== "object") ')
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if (msg.target !== this._name) return //console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (msg.target !== this._name) ', msg.target, this._name)
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if (!msg.data) return //console.log('LocalMessageDuplexStream ('+this._name+') - rejected - (!msg.data) ')
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// console.log('LocalMessageDuplexStream ('+this._name+') - accepted', msg.data)
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// forward message
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this.push(msg.data) |
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} |
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// stream plumbing
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LocalMessageDuplexStream.prototype._read = noop |
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LocalMessageDuplexStream.prototype._write = function(data, encoding, cb){ |
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// console.log('LocalMessageDuplexStream ('+this._name+') - sending message...')
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var message = { |
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target: this._target, |
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data: data, |
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} |
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window.postMessage(message, location.origin) |
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cb() |
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} |
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// util
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function noop(){} |
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@ -0,0 +1,36 @@ |
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const Duplex = require('readable-stream').Duplex |
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const inherits = require('util').inherits |
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module.exports = PortDuplexStream |
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inherits(PortDuplexStream, Duplex) |
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function PortDuplexStream(port){ |
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Duplex.call(this, { |
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objectMode: true, |
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}) |
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this._port = port |
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port.onMessage.addListener(this._onMessage.bind(this)) |
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} |
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// private
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PortDuplexStream.prototype._onMessage = function(msg){ |
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// console.log('PortDuplexStream - saw message', msg)
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this.push(msg) |
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} |
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// stream plumbing
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PortDuplexStream.prototype._read = noop |
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PortDuplexStream.prototype._write = function(msg, encoding, cb){ |
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// console.log('PortDuplexStream - sent message', msg)
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this._port.postMessage(msg) |
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cb() |
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} |
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// util
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function noop(){} |
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@ -0,0 +1,50 @@ |
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const Duplex = require('readable-stream').Duplex |
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const inherits = require('util').inherits |
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module.exports = StreamProvider |
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inherits(StreamProvider, Duplex) |
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function StreamProvider(){ |
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Duplex.call(this, { |
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objectMode: true, |
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}) |
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this._handlers = {} |
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} |
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// public
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StreamProvider.prototype.send = function(payload){ |
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throw new Error('StreamProvider - does not support synchronous RPC calls') |
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} |
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StreamProvider.prototype.sendAsync = function(payload, callback){ |
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// console.log('StreamProvider - sending payload', payload)
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this._handlers[payload.id] = callback |
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this.push(payload) |
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} |
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// private
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StreamProvider.prototype._onResponse = function(payload){ |
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// console.log('StreamProvider - got response', payload)
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var callback = this._handlers[payload.id] |
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if (!callback) throw new Error('StreamProvider - Unknown response id') |
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delete this._handlers[payload.id] |
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callback(null, payload) |
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} |
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// stream plumbing
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StreamProvider.prototype._read = noop |
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StreamProvider.prototype._write = function(msg, encoding, cb){ |
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this._onResponse(msg) |
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cb() |
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} |
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// util
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function noop(){} |
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