hometown/app/javascript/mastodon/components/status.js

236 lines
8.5 KiB
JavaScript

import React from 'react';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PropTypes from 'prop-types';
import Avatar from './avatar';
import AvatarOverlay from './avatar_overlay';
import RelativeTimestamp from './relative_timestamp';
import DisplayName from './display_name';
import MediaGallery from './media_gallery';
import VideoPlayer from './video_player';
import StatusContent from './status_content';
import StatusActionBar from './status_action_bar';
import { FormattedMessage } from 'react-intl';
import emojify from '../emoji';
import escapeTextContentForBrowser from 'escape-html';
import ImmutablePureComponent from 'react-immutable-pure-component';
import scheduleIdleTask from '../features/ui/util/schedule_idle_task';
export default class Status extends ImmutablePureComponent {
static contextTypes = {
router: PropTypes.object,
};
static propTypes = {
status: ImmutablePropTypes.map,
account: ImmutablePropTypes.map,
wrapped: PropTypes.bool,
onReply: PropTypes.func,
onFavourite: PropTypes.func,
onReblog: PropTypes.func,
onDelete: PropTypes.func,
onOpenMedia: PropTypes.func,
onOpenVideo: PropTypes.func,
onBlock: PropTypes.func,
me: PropTypes.number,
boostModal: PropTypes.bool,
autoPlayGif: PropTypes.bool,
muted: PropTypes.bool,
intersectionObserverWrapper: PropTypes.object,
};
state = {
isExpanded: false,
isIntersecting: true, // assume intersecting until told otherwise
isHidden: false, // set to true in requestIdleCallback to trigger un-render
}
// Avoid checking props that are functions (and whose equality will always
// evaluate to false. See react-immutable-pure-component for usage.
updateOnProps = [
'status',
'account',
'wrapped',
'me',
'boostModal',
'autoPlayGif',
'muted',
]
updateOnStates = ['isExpanded']
shouldComponentUpdate (nextProps, nextState) {
if (!nextState.isIntersecting && nextState.isHidden) {
// It's only if we're not intersecting (i.e. offscreen) and isHidden is true
// that either "isIntersecting" or "isHidden" matter, and then they're
// the only things that matter.
return this.state.isIntersecting || !this.state.isHidden;
} else if (nextState.isIntersecting && !this.state.isIntersecting) {
// If we're going from a non-intersecting state to an intersecting state,
// (i.e. offscreen to onscreen), then we definitely need to re-render
return true;
}
// Otherwise, diff based on "updateOnProps" and "updateOnStates"
return super.shouldComponentUpdate(nextProps, nextState);
}
componentDidMount () {
if (!this.props.intersectionObserverWrapper) {
// TODO: enable IntersectionObserver optimization for notification statuses.
// These are managed in notifications/index.js rather than status_list.js
return;
}
this.props.intersectionObserverWrapper.observe(
this.props.id,
this.node,
this.handleIntersection
);
this.componentMounted = true;
}
componentWillUnmount () {
this.componentMounted = false;
}
handleIntersection = (entry) => {
// Edge 15 doesn't support isIntersecting, but we can infer it
// https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12156111/
// https://github.com/WICG/IntersectionObserver/issues/211
const isIntersecting = (typeof entry.isIntersecting === 'boolean') ?
entry.isIntersecting : entry.intersectionRect.height > 0;
this.setState((prevState) => {
if (prevState.isIntersecting && !isIntersecting) {
scheduleIdleTask(this.hideIfNotIntersecting);
}
return {
isIntersecting: isIntersecting,
isHidden: false,
};
});
}
hideIfNotIntersecting = () => {
if (!this.componentMounted) {
return;
}
// When the browser gets a chance, test if we're still not intersecting,
// and if so, set our isHidden to true to trigger an unrender. The point of
// this is to save DOM nodes and avoid using up too much memory.
// See: https://github.com/tootsuite/mastodon/issues/2900
this.setState((prevState) => ({ isHidden: !prevState.isIntersecting }));
}
saveHeight = () => {
if (this.node && this.node.children.length !== 0) {
this.height = this.node.clientHeight;
}
}
handleRef = (node) => {
this.node = node;
this.saveHeight();
}
handleClick = () => {
const { status } = this.props;
this.context.router.history.push(`/statuses/${status.getIn(['reblog', 'id'], status.get('id'))}`);
}
handleAccountClick = (e) => {
if (e.button === 0) {
const id = Number(e.currentTarget.getAttribute('data-id'));
e.preventDefault();
this.context.router.history.push(`/accounts/${id}`);
}
}
handleExpandedToggle = () => {
this.setState({ isExpanded: !this.state.isExpanded });
};
render () {
let media = null;
let statusAvatar;
// Exclude intersectionObserverWrapper from `other` variable
// because intersection is managed in here.
const { status, account, intersectionObserverWrapper, ...other } = this.props;
const { isExpanded, isIntersecting, isHidden } = this.state;
if (status === null) {
return null;
}
if (!isIntersecting && isHidden) {
return (
<div ref={this.handleRef} data-id={status.get('id')} style={{ height: `${this.height}px`, opacity: 0, overflow: 'hidden' }}>
{status.getIn(['account', 'display_name']) || status.getIn(['account', 'username'])}
{status.get('content')}
</div>
);
}
if (status.get('reblog', null) !== null && typeof status.get('reblog') === 'object') {
let displayName = status.getIn(['account', 'display_name']);
if (displayName.length === 0) {
displayName = status.getIn(['account', 'username']);
}
const displayNameHTML = { __html: emojify(escapeTextContentForBrowser(displayName)) };
return (
<div className='status__wrapper' ref={this.handleRef} data-id={status.get('id')} >
<div className='status__prepend'>
<div className='status__prepend-icon-wrapper'><i className='fa fa-fw fa-retweet status__prepend-icon' /></div>
<FormattedMessage id='status.reblogged_by' defaultMessage='{name} boosted' values={{ name: <a onClick={this.handleAccountClick} data-id={status.getIn(['account', 'id'])} href={status.getIn(['account', 'url'])} className='status__display-name muted'><strong dangerouslySetInnerHTML={displayNameHTML} /></a> }} />
</div>
<Status {...other} wrapped status={status.get('reblog')} account={status.get('account')} />
</div>
);
}
if (status.get('media_attachments').size > 0 && !this.props.muted) {
if (status.get('media_attachments').some(item => item.get('type') === 'unknown')) {
} else if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
media = <VideoPlayer media={status.getIn(['media_attachments', 0])} sensitive={status.get('sensitive')} onOpenVideo={this.props.onOpenVideo} />;
} else {
media = <MediaGallery media={status.get('media_attachments')} sensitive={status.get('sensitive')} height={110} onOpenMedia={this.props.onOpenMedia} autoPlayGif={this.props.autoPlayGif} />;
}
}
if (account === undefined || account === null) {
statusAvatar = <Avatar src={status.getIn(['account', 'avatar'])} staticSrc={status.getIn(['account', 'avatar_static'])} size={48} />;
}else{
statusAvatar = <AvatarOverlay staticSrc={status.getIn(['account', 'avatar_static'])} overlaySrc={account.get('avatar_static')} />;
}
return (
<div className={`status ${this.props.muted ? 'muted' : ''} status-${status.get('visibility')}`} data-id={status.get('id')} ref={this.handleRef}>
<div className='status__info'>
<a href={status.get('url')} className='status__relative-time' target='_blank' rel='noopener'><RelativeTimestamp timestamp={status.get('created_at')} /></a>
<a onClick={this.handleAccountClick} data-id={status.getIn(['account', 'id'])} href={status.getIn(['account', 'url'])} className='status__display-name'>
<div className='status__avatar'>
{statusAvatar}
</div>
<DisplayName account={status.get('account')} />
</a>
</div>
<StatusContent status={status} onClick={this.handleClick} expanded={isExpanded} onExpandedToggle={this.handleExpandedToggle} onHeightUpdate={this.saveHeight} />
{media}
<StatusActionBar {...this.props} />
</div>
);
}
}