256 lines
8.2 KiB
JavaScript
256 lines
8.2 KiB
JavaScript
import React from 'react';
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import ImmutablePropTypes from 'react-immutable-proptypes';
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import PropTypes from 'prop-types';
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import { isRtl } from '../rtl';
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import { FormattedMessage } from 'react-intl';
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import Permalink from './permalink';
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import classnames from 'classnames';
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import PollContainer from 'mastodon/containers/poll_container';
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import Icon from 'mastodon/components/icon';
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import { autoPlayGif } from 'mastodon/initial_state';
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const MAX_HEIGHT = 642; // 20px * 32 (+ 2px padding at the top)
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export default class StatusContent extends React.PureComponent {
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static contextTypes = {
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router: PropTypes.object,
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};
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static propTypes = {
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status: ImmutablePropTypes.map.isRequired,
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expanded: PropTypes.bool,
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onExpandedToggle: PropTypes.func,
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onClick: PropTypes.func,
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collapsable: PropTypes.bool,
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};
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state = {
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hidden: true,
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collapsed: null, // `collapsed: null` indicates that an element doesn't need collapsing, while `true` or `false` indicates that it does (and is/isn't).
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};
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_updateStatusLinks () {
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const node = this.node;
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if (!node) {
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return;
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}
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const links = node.querySelectorAll('a');
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for (var i = 0; i < links.length; ++i) {
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let link = links[i];
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if (link.classList.contains('status-link')) {
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continue;
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}
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link.classList.add('status-link');
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let mention = this.props.status.get('mentions').find(item => link.href === item.get('url'));
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if (mention) {
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link.addEventListener('click', this.onMentionClick.bind(this, mention), false);
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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);
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} else {
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link.setAttribute('title', link.href);
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link.classList.add('unhandled-link');
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}
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link.setAttribute('target', '_blank');
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link.setAttribute('rel', 'noopener noreferrer');
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}
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if (
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this.props.collapsable
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&& this.props.onClick
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&& this.state.collapsed === null
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&& node.clientHeight > MAX_HEIGHT
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&& this.props.status.get('spoiler_text').length === 0
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) {
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this.setState({ collapsed: true });
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}
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}
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_updateStatusEmojis () {
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const node = this.node;
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if (!node || autoPlayGif) {
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return;
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}
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const emojis = node.querySelectorAll('.custom-emoji');
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for (var i = 0; i < emojis.length; i++) {
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let emoji = emojis[i];
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if (emoji.classList.contains('status-emoji')) {
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continue;
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}
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emoji.classList.add('status-emoji');
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emoji.addEventListener('mouseenter', this.handleEmojiMouseEnter, false);
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emoji.addEventListener('mouseleave', this.handleEmojiMouseLeave, false);
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}
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}
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componentDidMount () {
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this._updateStatusLinks();
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this._updateStatusEmojis();
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}
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componentDidUpdate () {
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this._updateStatusLinks();
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this._updateStatusEmojis();
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}
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onMentionClick = (mention, e) => {
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if (this.context.router && e.button === 0 && !(e.ctrlKey || e.metaKey)) {
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e.preventDefault();
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this.context.router.history.push(`/accounts/${mention.get('id')}`);
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}
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}
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onHashtagClick = (hashtag, e) => {
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hashtag = hashtag.replace(/^#/, '');
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if (this.context.router && e.button === 0 && !(e.ctrlKey || e.metaKey)) {
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e.preventDefault();
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this.context.router.history.push(`/timelines/tag/${hashtag}`);
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}
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}
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handleEmojiMouseEnter = ({ target }) => {
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target.src = target.getAttribute('data-original');
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}
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handleEmojiMouseLeave = ({ target }) => {
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target.src = target.getAttribute('data-static');
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}
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handleMouseDown = (e) => {
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this.startXY = [e.clientX, e.clientY];
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}
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handleMouseUp = (e) => {
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if (!this.startXY) {
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return;
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}
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const [ startX, startY ] = this.startXY;
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const [ deltaX, deltaY ] = [Math.abs(e.clientX - startX), Math.abs(e.clientY - startY)];
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let element = e.target;
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while (element) {
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if (element.localName === 'button' || element.localName === 'a' || element.localName === 'label') {
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return;
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}
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element = element.parentNode;
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}
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if (deltaX + deltaY < 5 && e.button === 0 && this.props.onClick) {
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this.props.onClick();
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}
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this.startXY = null;
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}
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handleSpoilerClick = (e) => {
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e.preventDefault();
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if (this.props.onExpandedToggle) {
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// The parent manages the state
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this.props.onExpandedToggle();
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} else {
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this.setState({ hidden: !this.state.hidden });
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}
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}
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setRef = (c) => {
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this.node = c;
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}
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render () {
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const { status } = this.props;
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if (status.get('content').length === 0) {
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return null;
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}
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const hidden = this.props.onExpandedToggle ? !this.props.expanded : this.state.hidden;
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const content = { __html: status.get('contentHtml') };
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const spoilerContent = { __html: status.get('spoilerHtml') };
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const directionStyle = { direction: 'ltr' };
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const classNames = classnames('status__content', {
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'status__content--with-action': this.props.onClick && this.context.router,
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'status__content--with-spoiler': status.get('spoiler_text').length > 0,
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'status__content--collapsed': this.state.collapsed === true,
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});
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if (isRtl(status.get('search_index'))) {
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directionStyle.direction = 'rtl';
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}
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const readMoreButton = (
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<button className='status__content__read-more-button' onClick={this.props.onClick} key='read-more'>
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<FormattedMessage id='status.read_more' defaultMessage='Read more' /><Icon id='angle-right' fixedWidth />
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</button>
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);
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if (status.get('spoiler_text').length > 0) {
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let mentionsPlaceholder = '';
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const mentionLinks = status.get('mentions').map(item => (
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<Permalink to={`/accounts/${item.get('id')}`} href={item.get('url')} key={item.get('id')} className='mention'>
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@<span>{item.get('username')}</span>
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</Permalink>
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)).reduce((aggregate, item) => [...aggregate, item, ' '], []);
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const toggleText = hidden ? <FormattedMessage id='status.show_more' defaultMessage='Show more' /> : <FormattedMessage id='status.show_less' defaultMessage='Show less' />;
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if (hidden) {
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mentionsPlaceholder = <div>{mentionLinks}</div>;
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}
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return (
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<div className={classNames} ref={this.setRef} tabIndex='0' style={directionStyle} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp}>
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<p style={{ marginBottom: hidden && status.get('mentions').isEmpty() ? '0px' : null }}>
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<span dangerouslySetInnerHTML={spoilerContent} />
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{' '}
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<button tabIndex='0' className={`status__content__spoiler-link ${hidden ? 'status__content__spoiler-link--show-more' : 'status__content__spoiler-link--show-less'}`} onClick={this.handleSpoilerClick}>{toggleText}</button>
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</p>
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{mentionsPlaceholder}
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<div tabIndex={!hidden ? 0 : null} className={`status__content__text ${!hidden ? 'status__content__text--visible' : ''}`} style={directionStyle} dangerouslySetInnerHTML={content} />
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{!hidden && !!status.get('poll') && <PollContainer pollId={status.get('poll')} />}
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</div>
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);
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} else if (this.props.onClick) {
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const output = [
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<div className={classNames} ref={this.setRef} tabIndex='0' style={directionStyle} onMouseDown={this.handleMouseDown} onMouseUp={this.handleMouseUp} key='status-content'>
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<div className='status__content__text status__content__text--visible' style={directionStyle} dangerouslySetInnerHTML={content} />
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{!!status.get('poll') && <PollContainer pollId={status.get('poll')} />}
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</div>,
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];
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if (this.state.collapsed) {
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output.push(readMoreButton);
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}
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return output;
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} else {
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return (
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<div className={classNames} ref={this.setRef} tabIndex='0' style={directionStyle}>
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<div className='status__content__text status__content__text--visible' style={directionStyle} dangerouslySetInnerHTML={content} />
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{!!status.get('poll') && <PollContainer pollId={status.get('poll')} />}
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</div>
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);
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}
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}
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}
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