88 lines
2.4 KiB
JavaScript
88 lines
2.4 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU 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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// Parity 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 General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import Api from '@parity/api';
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import qs from 'query-string';
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import Web3 from 'web3';
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function initProvider () {
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const path = window.location.pathname.split('/');
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const query = qs.parse(window.location.search);
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let appId = path[1] || query.appId;
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if (appId === 'dapps') {
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appId = path[2];
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}
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const ethereum = new Api.Provider.PostMessage(appId);
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console.log(`Requesting API communications token for ${appId}`);
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ethereum
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.requestNewToken()
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.then((tokenId) => {
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console.log(`Received API communications token ${tokenId}`);
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})
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.catch((error) => {
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console.error('Unable to retrieve communications token', error);
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});
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window.ethereum = ethereum;
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window.isParity = true;
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return ethereum;
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}
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function initWeb3 (ethereum) {
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// FIXME: Use standard provider for web3
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const provider = new Api.Provider.SendAsync(ethereum);
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const web3 = new Web3(provider);
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if (!web3.currentProvider) {
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web3.currentProvider = provider;
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}
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// set default account
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web3.eth.getAccounts((error, accounts) => {
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if (error || !accounts || !accounts[0]) {
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return;
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}
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web3.eth.defaultAccount = accounts[0];
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});
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window.web3 = web3;
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}
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function initParity (ethereum) {
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const api = new Api(ethereum);
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window.parity = Object.assign({}, window.parity || {}, {
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Api,
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api
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});
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}
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if (typeof window !== 'undefined' && !window.isParity) {
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const ethereum = initProvider();
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initWeb3(ethereum);
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initParity(ethereum);
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console.warn('Deprecation: Dapps should only used the exposed EthereumProvider on `window.ethereum`, the use of `window.parity` and `window.web3` will be removed in future versions of this injector');
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}
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