mirror of https://github.com/embarklabs/embark.git
117 lines
3.7 KiB
JavaScript
117 lines
3.7 KiB
JavaScript
var web3 = require('web3');
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var fs = require('fs');
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var grunt = require('grunt');
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var readYaml = require('read-yaml');
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var Compiler = require('./compiler.js');
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var Config = require('./config/config.js');
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var BigNumber = require('bignumber.js');
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// this is a temporary module to deploy a single contract, will be refactored
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SingleDeploy = function(compiledContracts, gasLimit, gasPrice, _web3) {
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if (_web3 !== undefined) {
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web3 = _web3;
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}
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this.compiledContracts = compiledContracts;
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this.gasLimit = gasLimit;
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this.gasPrice = gasPrice;
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this.deployedContracts = {};
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web3.eth.defaultAccount = web3.eth.coinbase;
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};
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SingleDeploy.waitForContract = function(transactionHash, cb) {
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web3.eth.getTransactionReceipt(transactionHash, function(e, receipt) {
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if (!e && receipt && receipt.contractAddress !== undefined) {
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cb(receipt.contractAddress);
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}
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else {
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SingleDeploy.waitForContract(transactionHash, cb);
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}
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});
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};
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SingleDeploy.prototype.deploy_contract = function(contractObject, contractParams, cb) {
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var callback = function(e, contract) {
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if(!e && contract.address !== undefined) {
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cb(contract.address);
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}
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else {
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SingleDeploy.waitForContract(contract.transactionHash, cb);
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}
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};
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contractParams.push(callback);
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contractObject["new"].apply(contractObject, contractParams);
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};
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SingleDeploy.prototype.deploy_a_contract = function(className, args, cb) {
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var self = this;
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var contract = this.compiledContracts[className];
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var contractObject = web3.eth.contract(contract.info.abiDefinition);
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contractParams = args.slice();
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contractParams.push({
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from: web3.eth.coinbase,
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data: contract.code,
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gas: this.gasLimit,
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gasPrice: this.gasPrice
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});
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console.log('trying to obtain ' + className + ' address...');
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this.deploy_contract(contractObject, contractParams, function(contractAddress) {
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if (web3.eth.getCode(contractAddress) === "0x") {
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console.log("=========");
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console.log("contract was deployed at " + contractAddress + " but doesn't seem to be working");
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console.log("try adjusting your gas values");
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console.log("=========");
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}
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self.deployedContracts[className] = contractAddress;
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cb();
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});
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};
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SingleDeploy.prototype.generate_provider_file = function() {
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var result = "";
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result += "if (typeof web3 !== 'undefined' && typeof Web3 !== 'undefined') {";
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result += 'web3 = new Web3(web3.currentProvider);';
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result += "} else if (typeof Web3 !== 'undefined') {";
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result += 'web3 = new Web3(new Web3.providers.HttpProvider("http://' + this.blockchainConfig.rpcHost + ':' + this.blockchainConfig.rpcPort + '"));';
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result += '}';
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result += "web3.eth.defaultAccount = web3.eth.accounts[0];";
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return result;
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};
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SingleDeploy.prototype.generate_abi_file = function() {
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var result = "";
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result += 'blockchain = '+JSON.stringify(this.blockchainConfig)+';';
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for(className in this.deployedContracts) {
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var deployedContract = this.deployedContracts[className];
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var contract = this.compiledContracts[className];
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var abi = JSON.stringify(contract.info.abiDefinition);
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var contractAddress = deployedContract;
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console.log('address is ' + contractAddress);
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result += className + "Abi = " + abi + ";";
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result += className + "Contract = web3.eth.contract(" + className + "Abi);";
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result += className + " = " + className + "Contract.at('" + contractAddress + "');";
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}
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result += 'contractDB = '+JSON.stringify(this.contractDB)+';'
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return result;
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};
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SingleDeploy.prototype.generate_and_write_abi_file = function(destFile) {
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var result = this.generate_abi_file();
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grunt.file.write(destFile, result);
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};
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module.exports = SingleDeploy;
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