284fc65c70
* Refresh cached tokens based on registry info & random balances * Don't display errored token images
83 lines
1.9 KiB
JavaScript
83 lines
1.9 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 React, { Component, PropTypes } from 'react';
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import { connect } from 'react-redux';
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import unknownImage from '~/../assets/images/contracts/unknown-64x64.png';
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class TokenImage extends Component {
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static contextTypes = {
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api: PropTypes.object
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};
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static propTypes = {
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image: PropTypes.string,
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token: PropTypes.shape({
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image: PropTypes.string,
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address: PropTypes.string
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}).isRequired
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};
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state = {
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error: false
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};
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render () {
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const { error } = this.state;
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const { api } = this.context;
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const { image, token } = this.props;
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const imageurl = token.image || image;
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let imagesrc = unknownImage;
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if (imageurl && !error) {
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const host = /^(\/)?api/.test(imageurl)
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? api.dappsUrl
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: '';
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imagesrc = `${host}${imageurl}`;
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}
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return (
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<img
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alt={ token.name }
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onError={ this.handleError }
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src={ imagesrc }
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/>
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);
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}
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handleError = () => {
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this.setState({ error: true });
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};
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}
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function mapStateToProps (iniState) {
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const { images } = iniState;
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return (_, props) => {
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const { token } = props;
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return { image: images[token.address] };
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};
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}
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export default connect(
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mapStateToProps,
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null
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)(TokenImage);
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