Jeffrey Wilcke
10 years ago
9 changed files with 93 additions and 55 deletions
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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.contract = require('./lib/contract'); |
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module.exports = web3; |
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@ -0,0 +1,63 @@ |
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/* |
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This file is part of ethereum.js. |
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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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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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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 contract.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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if (process.env.NODE_ENV !== 'build') { |
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var web3 = require('./web3'); // jshint ignore:line
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} |
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var abi = require('./abi'); |
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var contract = function (address, desc) { |
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var inputParser = abi.inputParser(desc); |
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var outputParser = abi.outputParser(desc); |
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var contract = {}; |
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desc.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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var parsed = inputParser[method.name].apply(null, params); |
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var onSuccess = function (result) { |
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return outputParser[method.name](result); |
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}; |
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return { |
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call: function (extra) { |
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extra = extra || {}; |
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extra.to = address; |
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extra.data = parsed; |
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return web3.eth.call(extra).then(onSuccess); |
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}, |
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transact: function (extra) { |
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extra = extra || {}; |
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extra.to = address; |
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extra.data = parsed; |
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return web3.eth.transact(extra).then(onSuccess); |
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} |
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}; |
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}; |
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}); |
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return contract; |
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}; |
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module.exports = contract; |
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