Christoph Jentzsch
10 years ago
50 changed files with 2172 additions and 1251 deletions
File diff suppressed because it is too large
@ -1,467 +0,0 @@ |
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/* |
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This file is part of ethereum.js. |
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|
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ethereum.js is free software: you can redistribute it and/or modify |
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it under the terms of the GNU Lesser General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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ethereum.js is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Lesser General Public License for more details. |
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|
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You should have received a copy of the GNU Lesser General Public License |
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along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/** @file main.js |
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* @authors: |
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* Marek Kotewicz <marek@ethdev.com> |
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* @date 2014 |
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*/ |
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|
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(function(window) { |
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function isPromise(o) { |
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return o instanceof Promise |
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} |
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function flattenPromise (obj) { |
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if (obj instanceof Promise) { |
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return Promise.resolve(obj); |
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} |
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if (obj instanceof Array) { |
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return new Promise(function (resolve) { |
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var promises = obj.map(function (o) { |
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return flattenPromise(o); |
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}); |
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|
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return Promise.all(promises).then(function (res) { |
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for (var i = 0; i < obj.length; i++) { |
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obj[i] = res[i]; |
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} |
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resolve(obj); |
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}); |
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}); |
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} |
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if (obj instanceof Object) { |
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return new Promise(function (resolve) { |
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var keys = Object.keys(obj); |
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var promises = keys.map(function (key) { |
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return flattenPromise(obj[key]); |
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}); |
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|
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return Promise.all(promises).then(function (res) { |
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for (var i = 0; i < keys.length; i++) { |
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obj[keys[i]] = res[i]; |
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} |
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resolve(obj); |
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}); |
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}); |
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} |
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return Promise.resolve(obj); |
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}; |
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var ethMethods = function () { |
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var blockCall = function (args) { |
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return typeof args[0] === "string" ? "eth_blockByHash" : "eth_blockByNumber"; |
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}; |
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var transactionCall = function (args) { |
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return typeof args[0] === "string" ? 'eth_transactionByHash' : 'eth_transactionByNumber'; |
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}; |
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var uncleCall = function (args) { |
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return typeof args[0] === "string" ? 'eth_uncleByHash' : 'eth_uncleByNumber'; |
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}; |
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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: '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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{ name: 'call', call: 'eth_call' }, |
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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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]; |
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return methods; |
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}; |
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var ethProperties = function () { |
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return [ |
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{ name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' }, |
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{ name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' }, |
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{ name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' }, |
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{ name: 'gasPrice', getter: 'eth_gasPrice' }, |
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{ name: 'account', getter: 'eth_account' }, |
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{ name: 'accounts', getter: 'eth_accounts' }, |
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{ name: 'peerCount', getter: 'eth_peerCount' }, |
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{ name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' }, |
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{ name: 'number', getter: 'eth_number'} |
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]; |
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}; |
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var dbMethods = function () { |
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return [ |
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{ name: 'put', call: 'db_put' }, |
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{ name: 'get', call: 'db_get' }, |
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{ name: 'putString', call: 'db_putString' }, |
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{ name: 'getString', call: 'db_getString' } |
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]; |
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}; |
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var shhMethods = function () { |
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return [ |
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{ name: 'post', call: 'shh_post' }, |
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{ name: 'newIdentity', call: 'shh_newIdentity' }, |
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{ name: 'haveIdentity', call: 'shh_haveIdentity' }, |
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{ name: 'newGroup', call: 'shh_newGroup' }, |
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{ name: 'addToGroup', call: 'shh_addToGroup' } |
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]; |
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}; |
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var ethWatchMethods = function () { |
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var newFilter = function (args) { |
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return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter'; |
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}; |
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return [ |
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{ name: 'newFilter', call: newFilter }, |
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{ name: 'uninstallFilter', call: 'eth_uninstallFilter' }, |
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{ name: 'getMessages', call: 'eth_getMessages' } |
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]; |
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}; |
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var shhWatchMethods = function () { |
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return [ |
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{ name: 'newFilter', call: 'shh_newFilter' }, |
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{ name: 'uninstallFilter', call: 'shh_uninstallFilter' }, |
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{ name: 'getMessage', call: 'shh_getMessages' } |
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]; |
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}; |
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var setupMethods = function (obj, methods) { |
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methods.forEach(function (method) { |
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obj[method.name] = function () { |
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return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) { |
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var call = typeof method.call === "function" ? method.call(args) : method.call; |
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return {call: call, args: args}; |
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}).then(function (request) { |
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return new Promise(function (resolve, reject) { |
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web3.provider.send(request, function (err, result) { |
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if (!err) { |
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resolve(result); |
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return; |
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} |
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reject(err); |
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}); |
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}); |
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}).catch(function(err) { |
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console.error(err); |
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}); |
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}; |
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}); |
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}; |
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var setupProperties = function (obj, properties) { |
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properties.forEach(function (property) { |
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var proto = {}; |
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proto.get = function () { |
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return new Promise(function(resolve, reject) { |
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web3.provider.send({call: property.getter}, function(err, result) { |
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if (!err) { |
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resolve(result); |
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return; |
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} |
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reject(err); |
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}); |
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}); |
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}; |
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if (property.setter) { |
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proto.set = function (val) { |
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return flattenPromise([val]).then(function (args) { |
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return new Promise(function (resolve) { |
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web3.provider.send({call: property.setter, args: args}, function (err, result) { |
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if (!err) { |
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resolve(result); |
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return; |
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} |
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reject(err); |
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}); |
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}); |
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}).catch(function (err) { |
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console.error(err); |
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}); |
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} |
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} |
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Object.defineProperty(obj, property.name, proto); |
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}); |
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}; |
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var web3 = { |
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_callbacks: {}, |
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_events: {}, |
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providers: {}, |
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toHex: function(str) { |
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var hex = ""; |
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for(var i = 0; i < str.length; i++) { |
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var n = str.charCodeAt(i).toString(16); |
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hex += n.length < 2 ? '0' + n : n; |
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} |
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return hex; |
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}, |
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toAscii: function(hex) { |
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// Find termination
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var str = ""; |
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var i = 0, l = hex.length; |
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if (hex.substring(0, 2) == '0x') |
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i = 2; |
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for(; i < l; i+=2) { |
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var code = hex.charCodeAt(i) |
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if(code == 0) { |
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break; |
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} |
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str += String.fromCharCode(parseInt(hex.substr(i, 2), 16)); |
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} |
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return str; |
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}, |
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toDecimal: function (val) { |
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return parseInt(val, 16); |
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}, |
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fromAscii: function(str, pad) { |
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pad = pad === undefined ? 32 : pad; |
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var hex = this.toHex(str); |
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while(hex.length < pad*2) |
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hex += "00"; |
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return "0x" + hex; |
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}, |
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eth: { |
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prototype: Object(), |
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watch: function (params) { |
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return new Filter(params, ethWatch); |
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}, |
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}, |
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db: { |
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prototype: Object() |
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}, |
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shh: { |
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prototype: Object(), |
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watch: function (params) { |
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return new Filter(params, shhWatch); |
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} |
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}, |
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on: function(event, id, cb) { |
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if(web3._events[event] === undefined) { |
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web3._events[event] = {}; |
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} |
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web3._events[event][id] = cb; |
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return this |
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}, |
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off: function(event, id) { |
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if(web3._events[event] !== undefined) { |
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delete web3._events[event][id]; |
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} |
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return this |
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}, |
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trigger: function(event, id, data) { |
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var callbacks = web3._events[event]; |
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if (!callbacks || !callbacks[id]) { |
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return; |
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} |
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var cb = callbacks[id]; |
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cb(data); |
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}, |
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}; |
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var eth = web3.eth; |
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setupMethods(eth, ethMethods()); |
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setupProperties(eth, ethProperties()); |
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setupMethods(web3.db, dbMethods()); |
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setupMethods(web3.shh, shhMethods()); |
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var ethWatch = { |
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changed: 'eth_changed' |
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}; |
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setupMethods(ethWatch, ethWatchMethods()); |
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var shhWatch = { |
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changed: 'shh_changed' |
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}; |
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setupMethods(shhWatch, shhWatchMethods()); |
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var ProviderManager = function() { |
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this.queued = []; |
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this.polls = []; |
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this.ready = false; |
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this.provider = undefined; |
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this.id = 1; |
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var self = this; |
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var poll = function () { |
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if (self.provider && self.provider.poll) { |
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self.polls.forEach(function (data) { |
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data.data._id = self.id; |
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self.id++; |
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self.provider.poll(data.data, data.id); |
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}); |
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} |
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setTimeout(poll, 12000); |
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}; |
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poll(); |
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}; |
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ProviderManager.prototype.send = function(data, cb) { |
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data._id = this.id; |
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if (cb) { |
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web3._callbacks[data._id] = cb; |
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} |
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data.args = data.args || []; |
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this.id++; |
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if(this.provider !== undefined) { |
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this.provider.send(data); |
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} else { |
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console.warn("provider is not set"); |
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this.queued.push(data); |
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} |
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}; |
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ProviderManager.prototype.set = function(provider) { |
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if(this.provider !== undefined && this.provider.unload !== undefined) { |
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this.provider.unload(); |
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} |
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this.provider = provider; |
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this.ready = true; |
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}; |
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ProviderManager.prototype.sendQueued = function() { |
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for(var i = 0; this.queued.length; i++) { |
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// Resend
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this.send(this.queued[i]); |
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} |
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}; |
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ProviderManager.prototype.installed = function() { |
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return this.provider !== undefined; |
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}; |
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ProviderManager.prototype.startPolling = function (data, pollId) { |
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if (!this.provider || !this.provider.poll) { |
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return; |
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} |
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this.polls.push({data: data, id: pollId}); |
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}; |
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ProviderManager.prototype.stopPolling = function (pollId) { |
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for (var i = this.polls.length; i--;) { |
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var poll = this.polls[i]; |
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if (poll.id === pollId) { |
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this.polls.splice(i, 1); |
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} |
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} |
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}; |
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web3.provider = new ProviderManager(); |
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web3.setProvider = function(provider) { |
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provider.onmessage = messageHandler; |
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web3.provider.set(provider); |
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web3.provider.sendQueued(); |
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}; |
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var Filter = function(options, impl) { |
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this.impl = impl; |
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this.callbacks = []; |
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var self = this; |
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this.promise = impl.newFilter(options); |
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this.promise.then(function (id) { |
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self.id = id; |
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web3.on(impl.changed, id, self.trigger.bind(self)); |
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web3.provider.startPolling({call: impl.changed, args: [id]}, id); |
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}); |
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}; |
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Filter.prototype.arrived = function(callback) { |
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this.changed(callback); |
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} |
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Filter.prototype.changed = function(callback) { |
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var self = this; |
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this.promise.then(function(id) { |
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self.callbacks.push(callback); |
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}); |
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}; |
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Filter.prototype.trigger = function(messages) { |
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if (!(messages instanceof Array) || messages.length) { |
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for(var i = 0; i < this.callbacks.length; i++) { |
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this.callbacks[i].call(this, messages); |
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} |
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} |
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}; |
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Filter.prototype.uninstall = function() { |
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var self = this; |
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this.promise.then(function (id) { |
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self.impl.uninstallFilter(id); |
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web3.provider.stopPolling(id); |
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web3.off(impl.changed, id); |
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}); |
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}; |
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Filter.prototype.messages = function() { |
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var self = this; |
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return this.promise.then(function (id) { |
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return self.impl.getMessages(id); |
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}); |
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}; |
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function messageHandler(data) { |
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if(data._event !== undefined) { |
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web3.trigger(data._event, data._id, data.data); |
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return; |
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} |
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if(data._id) { |
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var cb = web3._callbacks[data._id]; |
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if (cb) { |
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cb.call(this, data.error, data.data); |
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delete web3._callbacks[data._id]; |
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} |
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} |
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} |
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/* |
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// Install default provider
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if(!web3.provider.installed()) { |
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var sock = new web3.WebSocket("ws://localhost:40404/eth"); |
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web3.setProvider(sock); |
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} |
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*/ |
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window.web3 = web3; |
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|
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})(this); |
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@ -1,49 +0,0 @@ |
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/* |
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This file is part of ethereum.js. |
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|
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ethereum.js is free software: you can redistribute it and/or modify |
|||
it under the terms of the GNU Lesser General Public License as published by |
|||
the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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ethereum.js is distributed in the hope that it will be useful, |
|||
but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Lesser General Public License for more details. |
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|
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You should have received a copy of the GNU Lesser General Public License |
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along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
|
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*/ |
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/** @file qt.js |
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* @authors: |
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* Marek Kotewicz <marek@ethdev.com> |
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* @date 2014 |
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*/ |
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|
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(function() { |
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var QtProvider = function() { |
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this.handlers = []; |
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|
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var self = this; |
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navigator.qt.onmessage = function (message) { |
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self.handlers.forEach(function (handler) { |
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handler.call(self, JSON.parse(message.data)); |
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}); |
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} |
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}; |
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|
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QtProvider.prototype.send = function(payload) { |
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navigator.qt.postMessage(JSON.stringify(payload)); |
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}; |
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Object.defineProperty(QtProvider.prototype, "onmessage", { |
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set: function(handler) { |
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this.handlers.push(handler); |
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}, |
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}); |
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|
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if(typeof(web3) !== "undefined" && web3.providers !== undefined) { |
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web3.providers.QtProvider = QtProvider; |
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} |
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})(); |
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|
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