49fdd23d58
* Move secureApi to shell
* Extract isTestnet test
* Use mobx + subscriptions for status
* Re-add status indicator
* Add lerna
* Move intial packages to js/packages
* Move 3rdparty/{email,sms}-verification to correct location
* Move package.json & README to library src
* Move tests for library packages
* Move views & dapps to packages
* Move i18n to root
* Move shell to actual src (main app)
* Remove ~ references
* Change ~ to root (explicit imports)
* Finalise convert of ~
* Move views into dapps as well
* Move dapps to packages/
* Fix references
* Update css
* Update test spec locations
* Update tests
* Case fix
* Skip flakey tests
* Update enzyme
* Skip previously ignored tests
* Allow empty api for hw
* Re-add theme for embed
115 lines
3.1 KiB
JavaScript
115 lines
3.1 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 Decoder from '../../decoder/decoder';
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import DecodedLog from './decodedLog';
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import DecodedLogParam from './decodedLogParam';
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import EventParam from './eventParam';
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import { asAddress } from '../../util/sliceAs';
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import { eventSignature } from '../../util/signature';
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export default class Event {
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constructor (abi) {
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this._inputs = EventParam.toEventParams(abi.inputs || []);
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this._anonymous = !!abi.anonymous;
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const { id, name, signature } = eventSignature(abi.name, this.inputParamTypes());
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this._id = id;
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this._name = name;
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this._signature = signature;
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}
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get name () {
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return this._name;
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}
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get id () {
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return this._id;
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}
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get inputs () {
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return this._inputs;
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}
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get anonymous () {
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return this._anonymous;
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}
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get signature () {
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return this._signature;
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}
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inputParamTypes () {
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return this._inputs.map((input) => input.kind);
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}
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inputParamNames () {
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return this._inputs.map((input) => input.name);
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}
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indexedParams (indexed) {
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return this._inputs.filter((input) => input.indexed === indexed);
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}
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decodeLog (topics, data) {
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const topicParams = this.indexedParams(true);
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const dataParams = this.indexedParams(false);
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let address;
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let toSkip;
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if (!this.anonymous) {
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address = asAddress(topics[0]);
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toSkip = 1;
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} else {
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toSkip = 0;
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}
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const topicTypes = topicParams.map((param) => param.kind);
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const flatTopics = topics
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.filter((topic, idx) => idx >= toSkip)
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.map((topic) => {
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return (topic.substr(0, 2) === '0x')
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? topic.substr(2)
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: topic;
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}).join('');
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const topicTokens = Decoder.decode(topicTypes, flatTopics);
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if (topicTokens.length !== (topics.length - toSkip)) {
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throw new Error('Invalid topic data');
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}
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const dataTypes = dataParams.map((param) => param.kind);
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const dataTokens = Decoder.decode(dataTypes, data);
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const namedTokens = {};
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topicParams.forEach((param, idx) => {
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namedTokens[param.name || idx] = topicTokens[idx];
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});
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dataParams.forEach((param, idx) => {
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namedTokens[param.name || idx] = dataTokens[idx];
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});
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const inputParamTypes = this.inputParamTypes();
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const decodedParams = this.inputParamNames()
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.map((name, idx) => new DecodedLogParam(name, inputParamTypes[idx], namedTokens[name || idx]));
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return new DecodedLog(decodedParams, address);
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}
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}
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