mirror of
https://github.com/element-hq/element-web.git
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3f99332f4b
This fixes a common React warning we see. Most of these components should be using constructors instead, however componentDidMount is just as good (and doesn't require converting most of these). Conversion to classes will be done in a later stage of React warning fixes. For https://github.com/vector-im/riot-web/issues/12877
92 lines
3.1 KiB
JavaScript
92 lines
3.1 KiB
JavaScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import createReactClass from 'create-react-class';
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import * as sdk from './index';
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import PropTypes from 'prop-types';
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import { _t } from './languageHandler';
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/**
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* Wrap an asynchronous loader function with a react component which shows a
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* spinner until the real component loads.
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*/
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export default createReactClass({
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propTypes: {
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/** A promise which resolves with the real component
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*/
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prom: PropTypes.object.isRequired,
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},
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getInitialState: function() {
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return {
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component: null,
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error: null,
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};
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},
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componentDidMount: function() {
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this._unmounted = false;
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// XXX: temporary logging to try to diagnose
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// https://github.com/vector-im/riot-web/issues/3148
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console.log('Starting load of AsyncWrapper for modal');
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this.props.prom.then((result) => {
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if (this._unmounted) {
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return;
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}
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// Take the 'default' member if it's there, then we support
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// passing in just an import()ed module, since ES6 async import
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// always returns a module *namespace*.
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const component = result.default ? result.default : result;
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this.setState({component});
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}).catch((e) => {
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console.warn('AsyncWrapper promise failed', e);
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this.setState({error: e});
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});
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},
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componentWillUnmount: function() {
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this._unmounted = true;
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},
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_onWrapperCancelClick: function() {
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this.props.onFinished(false);
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},
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render: function() {
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if (this.state.component) {
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const Component = this.state.component;
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return <Component {...this.props} />;
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} else if (this.state.error) {
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const BaseDialog = sdk.getComponent('views.dialogs.BaseDialog');
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const DialogButtons = sdk.getComponent('views.elements.DialogButtons');
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return <BaseDialog onFinished={this.props.onFinished}
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title={_t("Error")}
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>
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{_t("Unable to load! Check your network connectivity and try again.")}
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<DialogButtons primaryButton={_t("Dismiss")}
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onPrimaryButtonClick={this._onWrapperCancelClick}
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hasCancel={false}
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/>
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</BaseDialog>;
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} else {
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// show a spinner until the component is loaded.
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const Spinner = sdk.getComponent("elements.Spinner");
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return <Spinner />;
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}
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},
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});
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