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index.js
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index.js
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#!/usr/bin/env node
'use strict';
const fs = require('fs')
const program = require('commander')
const repl = require('repl')
const r = repl.start({ prompt: 'EthBox > ' })
const chalk = require('chalk')
require('repl.history')(r, process.env.HOME + '/.ethbox');
log('Welcome to Ethbox! Please wait while we do a little bootstrapping.')
program
.option('-s, --solidityContracts [value]','solidity contracts directory')
.option('-d, --deploy','deploy contracts')
.parse(process.argv)
const solc = require('solc')
const Web3 = require('web3')
const TestRPC = require('ethereumjs-testrpc')
const provider = TestRPC.provider()
const web3 = new Web3(provider)
r.context.solc = solc
r.context.Web3 = Web3
r.context.TestRPC = TestRPC
r.context.provider = provider
r.context.web3 = web3
if (program.solidityContracts) {
info('Searching for solidity contracts in', program.solidityContracts)
const contractFiles = walkSync(program.solidityContracts)
const sources = {}
contractFiles.filter((contractFile) => {
return contractFile.indexOf('.sol') !== -1
}).forEach((contractFile) => {
sources[contractFile.split('/').slice(-1)[0]] = fs.readFileSync(contractFile, { encoding: 'utf-8'})
})
const output = solc.compile({ sources: sources })
if(output.errors) {
output.errors.forEach(error)
r.close()
exit();
}
const contracts = {}
Object.keys(output.contracts).forEach(function(contractName){
contracts[contractName] = output.contracts[contractName]
contracts[contractName].bytecode = hexify(output.contracts[contractName].bytecode)
contracts[contractName].runtimeBytecode = hexify(output.contracts[contractName].runtimeBytecode)
contracts[contractName].abi = JSON.parse(output.contracts[contractName].interface)
info('Added contracts.'+contractName, 'to your environment')
})
r.context.contracts = contracts
}
web3.eth.getAccounts(function(err, accounts){
web3.eth.defaultAccount = accounts[0]
log('Set default account to', web3.eth.defaultAccount)
log('Your EthBox is ready. Thanks for waiting!')
})
web3.eth.filter('latest').watch((err, result) => {
web3.eth.getBlock(result, (err, block) => {
log('Mined block #' + block.number)
})
})
function walkSync(dir, filelist) {
var fs = fs || require('fs'),
files = fs.readdirSync(dir)
filelist = filelist || []
files.forEach(function(file) {
if (fs.statSync(dir + '/' + file).isDirectory()) {
filelist = walkSync(dir + '/' + file, filelist)
}
else {
filelist.push((dir+'/'+file).split('//').join('/'))
}
})
return filelist;
}
function log(){
const args = Array.prototype.slice.call(arguments).map((text) => {
return chalk.green(text)
})
console.log.apply(this, args)
r.displayPrompt()
}
function info(){
const args = Array.prototype.slice.call(arguments).map((text) => {
return chalk.gray(text)
})
console.log.apply(this, args)
r.displayPrompt()
}
function error(){
const args = Array.prototype.slice.call(arguments).map((text) => {
return chalk.red(text)
})
console.log.apply(this, args)
}
function hexify(string){
if(string.indexOf('0x') === 0)
return string
else
return '0x'+string
}
function writer(output){
r.displayPrompt()
return output
}