remove provider-engine as it has been creating lots of issues
This commit is contained in:
Jonathan Rainville
Pascal Precht
parent
7b5e88a6a9
commit
0bbc1f89b6
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@ -0,0 +1,395 @@
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var EmbarkJS = {
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onReady: function(cb) {
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if (typeof (__embarkContext) === 'undefined') {
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return cb();
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}
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return __embarkContext.execWhenReady(cb);
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}
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};
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EmbarkJS.isNewWeb3 = function(web3Obj) {
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var _web3 = web3Obj || (new Web3());
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if (typeof(_web3.version) === "string") {
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return true;
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}
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return parseInt(_web3.version.api.split('.')[0], 10) >= 1;
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};
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EmbarkJS.Contract = function(options) {
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var self = this;
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var i, abiElement;
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var ContractClass;
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this.abi = options.abi;
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this.address = options.address;
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this.gas = options.gas;
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this.code = '0x' + options.code;
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//this.web3 = options.web3 || web3;
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this.web3 = options.web3;
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if (!this.web3 && typeof (web3) !== 'undefined') {
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this.web3 = web3;
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} else if (!this.web3) {
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this.web3 = window.web3;
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}
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if (EmbarkJS.isNewWeb3(this.web3)) {
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ContractClass = new this.web3.eth.Contract(this.abi, this.address);
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ContractClass.options.data = this.code;
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ContractClass.options.from = this.from || this.web3.eth.defaultAccount;
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ContractClass.abi = ContractClass.options.abi;
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ContractClass.address = this.address;
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ContractClass.gas = this.gas;
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let originalMethods = Object.keys(ContractClass);
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ContractClass._jsonInterface.forEach((abi) => {
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if (originalMethods.indexOf(abi.name) >= 0) {
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console.log(abi.name + " is a reserved word and cannot be used as a contract method, property or event");
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return;
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}
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if (!abi.inputs) {
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return;
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}
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let numExpectedInputs = abi.inputs.length;
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if (abi.type === 'function' && abi.constant) {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let call = ref.apply(ref, ...arguments).call;
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return call.apply(call, []);
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};
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} else if (abi.type === 'function') {
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ContractClass[abi.name] = function() {
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let options = {}, cb = null, args = Array.from(arguments || []).slice(0, numExpectedInputs);
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if (typeof (arguments[numExpectedInputs]) === 'function') {
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cb = arguments[numExpectedInputs];
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} else if (typeof (arguments[numExpectedInputs]) === 'object') {
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options = arguments[numExpectedInputs];
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cb = arguments[numExpectedInputs + 1];
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}
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let ref = ContractClass.methods[abi.name];
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let send = ref.apply(ref, args).send;
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return send.apply(send, [options, cb]);
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};
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} else if (abi.type === 'event') {
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ContractClass[abi.name] = function(options, cb) {
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let ref = ContractClass.events[abi.name];
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return ref.apply(ref, [options, cb]);
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}
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}
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});
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return ContractClass;
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} else {
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ContractClass = this.web3.eth.contract(this.abi);
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this.eventList = [];
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if (this.abi) {
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for (i = 0; i < this.abi.length; i++) {
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abiElement = this.abi[i];
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if (abiElement.type === 'event') {
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this.eventList.push(abiElement.name);
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}
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}
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}
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var messageEvents = function() {
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this.cb = function() {};
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};
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messageEvents.prototype.then = function(cb) {
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this.cb = cb;
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};
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messageEvents.prototype.error = function(err) {
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return err;
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};
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this._originalContractObject = ContractClass.at(this.address);
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this._methods = Object.getOwnPropertyNames(this._originalContractObject).filter(function(p) {
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// TODO: check for forbidden properties
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if (self.eventList.indexOf(p) >= 0) {
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self[p] = function() {
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var promise = new messageEvents();
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var args = Array.prototype.slice.call(arguments);
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args.push(function(err, result) {
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if (err) {
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promise.error(err);
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} else {
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promise.cb(result);
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}
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});
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self._originalContractObject[p].apply(self._originalContractObject[p], args);
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return promise;
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};
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return true;
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} else if (typeof self._originalContractObject[p] === 'function') {
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self[p] = function(_args) {
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var args = Array.prototype.slice.call(arguments);
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var fn = self._originalContractObject[p];
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var props = self.abi.find((x) => x.name == p);
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var promise = new Promise(function(resolve, reject) {
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args.push(function(err, transaction) {
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promise.tx = transaction;
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if (err) {
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return reject(err);
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}
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var getConfirmation = function() {
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self.web3.eth.getTransactionReceipt(transaction, function(err, receipt) {
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if (err) {
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return reject(err);
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}
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if (receipt !== null) {
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return resolve(receipt);
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}
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setTimeout(getConfirmation, 1000);
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});
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};
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if (typeof(transaction) !== "string" || props.constant) {
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resolve(transaction);
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} else {
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getConfirmation();
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}
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});
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fn.apply(fn, args);
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});
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return promise;
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};
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return true;
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}
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return false;
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});
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}
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};
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EmbarkJS.Contract.prototype.deploy = function(args, _options) {
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var self = this;
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var contractParams;
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var options = _options || {};
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contractParams = args || [];
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contractParams.push({
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from: this.web3.eth.accounts[0],
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data: this.code,
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gas: options.gas || 800000
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});
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var contractObject = this.web3.eth.contract(this.abi);
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var promise = new Promise(function(resolve, reject) {
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contractParams.push(function(err, transaction) {
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if (err) {
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reject(err);
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} else if (transaction.address !== undefined) {
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resolve(new EmbarkJS.Contract({
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abi: self.abi,
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code: self.code,
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address: transaction.address
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}));
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}
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});
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// returns promise
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// deploys contract
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// wraps it around EmbarkJS.Contract
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contractObject["new"].apply(contractObject, contractParams);
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});
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return promise;
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};
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EmbarkJS.Contract.prototype.new = EmbarkJS.Contract.prototype.deploy;
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EmbarkJS.Contract.prototype.at = function(address) {
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return new EmbarkJS.Contract({ abi: this.abi, code: this.code, address: address });
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};
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EmbarkJS.Contract.prototype.send = function(value, unit, _options) {
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var options, wei;
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if (typeof unit === 'object') {
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options = unit;
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wei = value;
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} else {
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options = _options || {};
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wei = this.web3.toWei(value, unit);
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}
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options.to = this.address;
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options.value = wei;
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this.web3.eth.sendTransaction(options);
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};
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EmbarkJS.Storage = {};
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EmbarkJS.Storage.Providers = {};
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EmbarkJS.Storage.saveText = function(text) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.saveText(text);
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};
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EmbarkJS.Storage.get = function(hash) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.get(hash);
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};
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EmbarkJS.Storage.uploadFile = function(inputSelector) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.uploadFile(inputSelector);
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};
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EmbarkJS.Storage.getUrl = function(hash) {
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.getUrl(hash);
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};
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EmbarkJS.Storage.registerProvider = function(providerName, obj) {
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EmbarkJS.Storage.Providers[providerName] = obj;
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};
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EmbarkJS.Storage.setProvider = function(provider, options) {
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let providerObj = this.Providers[provider];
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if (!providerObj) {
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throw new Error('Unknown storage provider');
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}
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this.currentStorage = providerObj;
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return providerObj.setProvider(options);
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};
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EmbarkJS.Storage.isAvailable = function(){
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if (!this.currentStorage) {
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throw new Error('Storage provider not set; e.g EmbarkJS.Storage.setProvider("ipfs")');
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}
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return this.currentStorage.isAvailable();
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};
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EmbarkJS.Messages = {};
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EmbarkJS.Messages.Providers = {};
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EmbarkJS.Messages.registerProvider = function(providerName, obj) {
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EmbarkJS.Messages.Providers[providerName] = obj;
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};
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EmbarkJS.Messages.setProvider = function(provider, options) {
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let providerObj = this.Providers[provider];
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if (!providerObj) {
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throw new Error('Unknown messages provider');
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}
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this.currentMessages = providerObj;
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return providerObj.setProvider(options);
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};
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EmbarkJS.Messages.isAvailable = function(){
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return this.currentMessages.isAvailable();
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};
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EmbarkJS.Messages.sendMessage = function(options) {
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if (!this.currentMessages) {
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throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")');
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}
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return this.currentMessages.sendMessage(options);
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};
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EmbarkJS.Messages.listenTo = function(options, callback) {
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if (!this.currentMessages) {
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throw new Error('Messages provider not set; e.g EmbarkJS.Messages.setProvider("whisper")');
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}
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return this.currentMessages.listenTo(options, callback);
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};
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EmbarkJS.Names = {};
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EmbarkJS.Names.Providers = {};
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EmbarkJS.Names.registerProvider = function(providerName, obj) {
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EmbarkJS.Names.Providers[providerName] = obj;
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}
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EmbarkJS.Names.setProvider = function(provider, options) {
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let providerObj = this.Providers[provider];
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if (!providerObj) {
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throw new Error('Unknown name system provider');
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}
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this.currentNameSystems = providerObj;
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return providerObj.setProvider(options);
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};
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// resolve resolves a name into an identifier of some kind
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EmbarkJS.Names.resolve = function(name) {
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if (!this.currentNameSystems) {
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throw new Error('Name system provider not set; e.g EmbarkJS.Names.setProvider("ens")');
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}
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return this.currentNameSystems.resolve(name);
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}
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// the reverse of resolve, resolves using an identifier to get to a name
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EmbarkJS.Names.lookup = function(identifier) {
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if (!this.currentNameSystems) {
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throw new Error('Name system provider not set; e.g EmbarkJS.Names.setProvider("ens")');
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}
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return this.currentNameSystems.lookup(identifier);
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}
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// To Implement
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/*
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// register a name
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EmbarkJS.Names.register = function(name, options) {
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}
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*/
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EmbarkJS.Utils = {
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fromAscii: function(str) {
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var _web3 = new Web3();
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return _web3.utils ? _web3.utils.fromAscii(str) : _web3.fromAscii(str);
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},
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toAscii: function(str) {
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var _web3 = new Web3();
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return _web3.utils.toAscii(str);
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}
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};
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module.exports = EmbarkJS;
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@ -1,18 +1,7 @@
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const ProviderEngine = require('embark-web3-provider-engine');
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const RpcSubprovider = require('embark-web3-provider-engine/subproviders/rpc');
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const WsSubprovider = require('embark-web3-provider-engine/subproviders/websocket');
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const CacheSubprovider = require('embark-web3-provider-engine/subproviders/cache.js');
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const FixtureSubprovider = require('embark-web3-provider-engine/subproviders/fixture.js');
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const FilterSubprovider = require('embark-web3-provider-engine/subproviders/filters.js');
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const VmSubprovider = require('embark-web3-provider-engine/subproviders/vm.js');
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const NonceSubprovider = require('embark-web3-provider-engine/subproviders/nonce-tracker.js');
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const SubscriptionSubprovider = require('embark-web3-provider-engine/subproviders/subscriptions');
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const async = require('async');
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const AccountParser = require('./accountParser');
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const fundAccount = require('./fundAccount');
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const NO_ACCOUNTS = 'noAccounts';
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class Provider {
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constructor(options) {
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this.web3 = options.web3;
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@ -29,11 +18,6 @@ class Provider {
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startWeb3Provider(callback) {
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const self = this;
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// cache layer
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// self.addProvider(new CacheSubprovider())
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// self.addProvider(new NonceSubprovider())
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if (this.type === 'rpc') {
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self.engine.addProvider(new RpcSubprovider({
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rpcUrl: self.web3Endpoint
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@ -46,12 +30,12 @@ class Provider {
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rpcUrl: self.web3Endpoint,
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origin: this.blockchainConfig.wsOrigins.split(',')[0]
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}));
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//self.provider = new this.web3.providers.WebsocketProvider(self.web3Endpoint, {headers: {Origin: "embark"}});
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} else {
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return callback(__("contracts config error: unknown deployment type %s", this.type));
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}
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// network connectivity error
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self.engine.on('error', (err) => {
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// report connectivity errors
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@ -74,26 +58,35 @@ class Provider {
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self.accounts = AccountParser.parseAccountsConfig(self.accountsConfig, self.web3, self.logger);
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self.addresses = [];
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async.waterfall([
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function populateWeb3Wallet(next) {
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if (!self.accounts.length) {
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return next(NO_ACCOUNTS);
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return callback();
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}
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self.accounts.forEach(account => {
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self.addresses.push(account.address);
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self.web3.eth.accounts.wallet.add(account);
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});
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self.asyncMethods = {
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eth_accounts: self.eth_accounts.bind(self)
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self.realAccountFunction = self.web3.eth.getAccounts;
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self.web3.eth.getAccounts = function (cb) {
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if (!cb) {
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cb = function () {
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};
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next();
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}
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], function (err) {
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if (err && err !== NO_ACCOUNTS) {
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self.logger.error((err));
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return new Promise((resolve, reject) => {
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self.realAccountFunction((err, accounts) => {
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if (err) {
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cb(err);
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return reject(err);
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}
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callback();
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accounts = accounts.concat(self.addresses);
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// accounts = self.addresses.concat(accounts);
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cb(null, accounts);
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resolve(accounts);
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});
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});
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};
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callback();
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}
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fundAccounts(callback) {
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@ -4,11 +4,6 @@ let accounts;
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const Utils = require('embarkjs').Utils;
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config({
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deployment: {
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type: 'ws',
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host: 'localhost',
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port: '8546'
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},
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contracts: {
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"SimpleStorage": {
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args: [100],
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