Marian OANCΞA
commit
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dist/ethereum.js
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dist/ethereum.js
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dist/ethereum.js.map
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dist/ethereum.js.map
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dist/ethereum.min.js
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dist/ethereum.min.js
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@ -4,41 +4,38 @@
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<head>
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<script type="text/javascript" src="js/es6-promise/promise.min.js"></script>
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<script type="text/javascript" src="../dist/ethereum.js"></script>
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<script type="text/javascript">
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if (window.Promise === undefined) {
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window.Promise = ES6Promise.Promise;
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}
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var web3 = require('web3');
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//web3.setProvider(new web3.providers.QtProvider());
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//web3.setProvider(new web3.providers.HttpRpcProvider("http://localhost:8080"));
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// web3.setProvider(new web3.providers.WebSocketProvider("ws://localhost:40404/eth"));
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web3.setProvider(new web3.providers.AutoProvider());
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function testSnippet() {
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web3.eth.watch({altered: web3.eth.coinbase}).changed(function() {
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web3.eth.balanceAt(web3.eth.coinbase).then(function (balance) {
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console.log(parseInt(balance,16));
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console.log(typeof balance);
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document.getElementById("result").innerText = +balance;
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function watchBalance() {
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var coinbase = web3.eth.coinbase;
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var originalBalance = 0;
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web3.eth.balanceAt(coinbase).then(function (balance) {
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originalBalance = web3.toDecimal(balance);
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document.getElementById('original').innerText = 'original balance: ' + originalBalance + ' watching...';
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});
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web3.eth.watch({altered: coinbase}).changed(function() {
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web3.eth.balanceAt(coinbase).then(function (balance) {
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var currentBalance = web3.toDecimal(balance);
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document.getElementById("current").innerText = 'current: ' + currentBalance;
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document.getElementById("diff").innerText = 'diff: ' + (currentBalance - originalBalance);
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});
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});
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}
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</script>
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</head>
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<body>
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<h1>std::name_reg</h1>
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<input type="text" id="name"></input>
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<button type="button" onClick="testSnippet();">test snippet</button>
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<h1>balance</h1>
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<button type="button" onClick="watchBalance();">watch balance</button>
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<div></div>
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result: <div id="result"></div>
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<div id="original"></div>
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<div id="current"></div>
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<div id="diff"></div>
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</body>
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</html>
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1
index.js
1
index.js
@ -3,5 +3,6 @@ web3.providers.WebSocketProvider = require('./lib/websocket');
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web3.providers.HttpRpcProvider = require('./lib/httprpc');
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web3.providers.QtProvider = require('./lib/qt');
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web3.providers.AutoProvider = require('./lib/autoprovider');
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web3.contract = require('./lib/abi');
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module.exports = web3;
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@ -1,4 +1,5 @@
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var web3 = require('./lib/main');
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web3.providers.QtProvider = require('./lib/qt');
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web3.abi = require('./lib/abi');
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module.exports = web3;
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164
lib/abi.js
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164
lib/abi.js
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@ -0,0 +1,164 @@
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var findIndex = function (array, callback) {
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var end = false;
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var i = 0;
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for (; i < array.length && !end; i++) {
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end = callback(array[i]);
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}
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return end ? i - 1 : -1;
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};
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var findMethodIndex = function (json, methodName) {
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return findIndex(json, function (method) {
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return method.name === methodName;
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});
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};
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var padLeft = function (number, n) {
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return (new Array(n * 2 - number.toString().length + 1)).join("0") + number;
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};
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var setupInputTypes = function () {
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var prefixedType = function (prefix) {
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return function (type, value) {
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var expected = prefix;
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if (type.indexOf(expected) !== 0) {
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return false;
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}
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var padding = parseInt(type.slice(expected.length)) / 8;
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return padLeft(value, padding);
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};
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};
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var namedType = function (name, padding, formatter) {
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return function (type, value) {
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if (type !== name) {
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return false;
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}
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return padLeft(formatter ? value : formatter(value), padding);
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};
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};
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var formatBool = function (value) {
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return value ? '1' : '0';
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};
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return [
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prefixedType('uint'),
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prefixedType('int'),
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namedType('address', 20),
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namedType('bool', 1, formatBool),
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];
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};
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var inputTypes = setupInputTypes();
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var toAbiInput = function (json, methodName, params) {
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var bytes = "";
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var index = findMethodIndex(json, methodName);
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if (index === -1) {
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return;
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}
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// it needs to be checked in WebThreeStubServer
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// something wrong might be with this additional zero
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bytes = bytes + index + 'x' + '0';
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var method = json[index];
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for (var i = 0; i < method.inputs.length; i++) {
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var found = false;
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for (var j = 0; j < inputTypes.length && !found; j++) {
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found = inputTypes[j](method.inputs[i].type, params[i]);
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}
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if (!found) {
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console.error('unsupported json type: ' + method.inputs[i].type);
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}
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bytes += found;
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}
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return bytes;
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};
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var setupOutputTypes = function () {
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var prefixedType = function (prefix) {
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return function (type) {
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var expected = prefix;
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if (type.indexOf(expected) !== 0) {
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return -1;
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}
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var padding = parseInt(type.slice(expected.length)) / 8;
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return padding * 2;
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};
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};
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var namedType = function (name, padding) {
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return function (type) {
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return name === type ? padding * 2: -1;
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};
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};
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var formatInt = function (value) {
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return parseInt(value, 16);
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};
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var formatBool = function (value) {
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return value === '1' ? true : false;
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};
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return [
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{ padding: prefixedType('uint'), format: formatInt },
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{ padding: prefixedType('int'), format: formatInt },
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{ padding: namedType('address', 20) },
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{ padding: namedType('bool', 1), format: formatBool }
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];
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};
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var outputTypes = setupOutputTypes();
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var fromAbiOutput = function (json, methodName, output) {
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var index = findMethodIndex(json, methodName);
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if (index === -1) {
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return;
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}
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output = output.slice(2);
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var result = [];
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var method = json[index];
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for (var i = 0; i < method.outputs.length; i++) {
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var padding = -1;
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for (var j = 0; j < outputTypes.length && padding === -1; j++) {
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padding = outputTypes[j].padding(method.outputs[i].type);
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}
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if (padding === -1) {
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// not found output parsing
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continue;
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}
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var res = output.slice(0, padding);
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var formatter = outputTypes[j - 1].format;
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result.push(formatter ? formatter(res): res);
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output = output.slice(padding);
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}
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return result;
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};
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var load = function (json) {
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var contract = {};
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json.forEach(function (method) {
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contract[method.name] = function () {
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var params = Array.prototype.slice.call(arguments);
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return toAbiInput(json, method.name, params);
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};
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});
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return contract;
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};
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module.exports = load;
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@ -77,6 +77,7 @@ var ethMethods = function () {
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var methods = [
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{ name: 'balanceAt', call: 'eth_balanceAt' },
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{ name: 'stateAt', call: 'eth_stateAt' },
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{ name: 'storageAt', call: 'eth_storageAt' },
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{ name: 'countAt', call: 'eth_countAt'},
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{ name: 'codeAt', call: 'eth_codeAt' },
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{ name: 'transact', call: 'eth_transact' },
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@ -84,8 +85,9 @@ var ethMethods = function () {
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{ name: 'block', call: blockCall },
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{ name: 'transaction', call: transactionCall },
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{ name: 'uncle', call: uncleCall },
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{ name: 'compile', call: 'eth_compile' },
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{ name: 'lll', call: 'eth_lll' }
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{ name: 'compilers', call: 'eth_compilers' },
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{ name: 'lll', call: 'eth_lll' },
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{ name: 'solidity', call: 'eth_solidity' }
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];
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return methods;
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};
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