69 lines
1.8 KiB
JavaScript
69 lines
1.8 KiB
JavaScript
'use strict';
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var Provider = require('./provider');
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var JsonRpcProvider = require('./json-rpc-provider');
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var utils = (function() {
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return {
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defineProperty: require('../utils/properties').defineProperty,
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}
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})();
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var errors = require('../utils/errors');
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/*
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@TODO
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utils.defineProperty(Web3Signer, 'onchange', {
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});
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*/
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function Web3Provider(web3Provider, network) {
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errors.checkNew(this, Web3Provider);
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// HTTP has a host; IPC has a path.
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var url = web3Provider.host || web3Provider.path || 'unknown';
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if (network == null) { network = 'homestead'; }
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JsonRpcProvider.call(this, url, network);
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utils.defineProperty(this, '_web3Provider', web3Provider);
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}
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JsonRpcProvider.inherits(Web3Provider);
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utils.defineProperty(Web3Provider.prototype, 'send', function(method, params) {
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// Metamask complains about eth_sign (and on some versions hangs)
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if (method == 'eth_sign' && this._web3Provider.isMetaMask) {
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// https://github.com/ethereum/go-ethereum/wiki/Management-APIs#personal_sign
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method = 'personal_sign';
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params = [ params[1], params[0] ];
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}
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var provider = this._web3Provider;
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return new Promise(function(resolve, reject) {
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var request = {
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method: method,
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params: params,
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id: 42,
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jsonrpc: "2.0"
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};
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provider.sendAsync(request, function(error, result) {
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if (error) {
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reject(error);
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return;
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}
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if (result.error) {
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var error = new Error(result.error.message);
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error.code = result.error.code;
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error.data = result.error.data;
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reject(error);
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return;
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}
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resolve(result.result);
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});
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});
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});
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module.exports = Web3Provider;
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