catstodon/app/javascript/flavours/glitch/components/status_content.js

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import React from 'react';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PropTypes from 'prop-types';
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import { isRtl } from 'flavours/glitch/util/rtl';
import { FormattedMessage } from 'react-intl';
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import Permalink from './permalink';
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import classnames from 'classnames';
export default class StatusContent extends React.PureComponent {
static propTypes = {
status: ImmutablePropTypes.map.isRequired,
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expanded: PropTypes.bool,
collapsed: PropTypes.bool,
onExpandedToggle: PropTypes.func,
media: PropTypes.element,
mediaIcon: PropTypes.string,
parseClick: PropTypes.func,
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disabled: PropTypes.bool,
};
state = {
hidden: true,
};
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_updateStatusLinks () {
const node = this.node;
if (!node) {
return;
}
const links = node.querySelectorAll('a');
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for (var i = 0; i < links.length; ++i) {
let link = links[i];
if (link.classList.contains('status-link')) {
continue;
}
link.classList.add('status-link');
let mention = this.props.status.get('mentions').find(item => link.href === item.get('url'));
if (mention) {
link.addEventListener('click', this.onMentionClick.bind(this, mention), false);
link.setAttribute('title', mention.get('acct'));
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} else if (link.textContent[0] === '#' || (link.previousSibling && link.previousSibling.textContent && link.previousSibling.textContent[link.previousSibling.textContent.length - 1] === '#')) {
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link.addEventListener('click', this.onHashtagClick.bind(this, link.text), false);
} else {
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link.addEventListener('click', this.onLinkClick.bind(this), false);
link.setAttribute('title', link.href);
}
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link.setAttribute('target', '_blank');
link.setAttribute('rel', 'noopener');
}
}
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componentDidMount () {
this._updateStatusLinks();
}
componentDidUpdate () {
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this._updateStatusLinks();
}
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onLinkClick = (e) => {
if (this.props.collapsed) {
if (this.props.parseClick) this.props.parseClick(e);
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}
}
onMentionClick = (mention, e) => {
if (this.props.parseClick) {
this.props.parseClick(e, `/accounts/${mention.get('id')}`);
}
}
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onHashtagClick = (hashtag, e) => {
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hashtag = hashtag.replace(/^#/, '').toLowerCase();
if (this.props.parseClick) {
this.props.parseClick(e, `/timelines/tag/${hashtag}`);
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}
}
handleMouseDown = (e) => {
this.startXY = [e.clientX, e.clientY];
}
handleMouseUp = (e) => {
const { parseClick } = this.props;
if (!this.startXY) {
return;
}
const [ startX, startY ] = this.startXY;
const [ deltaX, deltaY ] = [Math.abs(e.clientX - startX), Math.abs(e.clientY - startY)];
if (e.target.localName === 'button' || e.target.localName == 'video' || e.target.localName === 'a' || (e.target.parentNode && (e.target.parentNode.localName === 'button' || e.target.parentNode.localName === 'a'))) {
return;
}
if (deltaX + deltaY < 5 && e.button === 0 && parseClick) {
parseClick(e);
}
this.startXY = null;
}
handleSpoilerClick = (e) => {
e.preventDefault();
if (this.props.onExpandedToggle) {
this.props.onExpandedToggle();
} else {
this.setState({ hidden: !this.state.hidden });
}
}
setRef = (c) => {
this.node = c;
}
render () {
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const {
status,
media,
mediaIcon,
parseClick,
disabled,
} = this.props;
const hidden = this.props.onExpandedToggle ? !this.props.expanded : this.state.hidden;
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const content = { __html: status.get('contentHtml') };
const spoilerContent = { __html: status.get('spoilerHtml') };
const directionStyle = { direction: 'ltr' };
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const classNames = classnames('status__content', {
'status__content--with-action': parseClick && !disabled,
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'status__content--with-spoiler': status.get('spoiler_text').length > 0,
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});
if (isRtl(status.get('search_index'))) {
directionStyle.direction = 'rtl';
}
if (status.get('spoiler_text').length > 0) {
let mentionsPlaceholder = '';
const mentionLinks = status.get('mentions').map(item => (
<Permalink
to={`/accounts/${item.get('id')}`}
href={item.get('url')}
key={item.get('id')}
className='mention'
>
@<span>{item.get('username')}</span>
</Permalink>
)).reduce((aggregate, item) => [...aggregate, item, ' '], []);
const toggleText = hidden ? [
<FormattedMessage
id='status.show_more'
defaultMessage='Show more'
key='0'
/>,
mediaIcon ? (
<i
className={
`fa fa-fw fa-${mediaIcon} status__content__spoiler-icon`
}
aria-hidden='true'
key='1'
/>
) : null,
] : [
<FormattedMessage
id='status.show_less'
defaultMessage='Show less'
key='0'
/>,
];
if (hidden) {
mentionsPlaceholder = <div>{mentionLinks}</div>;
}
return (
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<div className={classNames} tabIndex='0' onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp}>
<p
style={{ marginBottom: hidden && status.get('mentions').isEmpty() ? '0px' : null }}
>
<span dangerouslySetInnerHTML={spoilerContent} />
{' '}
<button tabIndex='0' className='status__content__spoiler-link' onClick={this.handleSpoilerClick}>
{toggleText}
</button>
</p>
{mentionsPlaceholder}
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<div className={`status__content__spoiler ${!hidden ? 'status__content__spoiler--visible' : ''}`}>
<div
ref={this.setRef}
style={directionStyle}
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tabIndex={!hidden ? 0 : null}
dangerouslySetInnerHTML={content}
/>
{media}
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</div>
</div>
);
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} else if (parseClick) {
return (
<div
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className={classNames}
style={directionStyle}
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onMouseDown={this.handleMouseDown}
onMouseUp={this.handleMouseUp}
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tabIndex='0'
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>
<div
ref={this.setRef}
dangerouslySetInnerHTML={content}
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tabIndex='0'
/>
{media}
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</div>
);
} else {
return (
<div
className='status__content'
style={directionStyle}
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tabIndex='0'
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>
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<div ref={this.setRef} dangerouslySetInnerHTML={content} tabIndex='0' />
{media}
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</div>
);
}
}
}