gab-social/app/javascript/gabsocial/components/status_content.js

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import React from 'react'
import PropTypes from 'prop-types'
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import ImmutablePropTypes from 'react-immutable-proptypes'
import ImmutablePureComponent from 'react-immutable-pure-component'
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import { injectIntl, defineMessages } from 'react-intl'
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import { isRtl } from '../utils/rtl'
import { CX } from '../constants'
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import Button from './button'
import Icon from './icon'
import Text from './text'
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const MAX_HEIGHT = 200
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class StatusContent extends ImmutablePureComponent {
static contextTypes = {
router: PropTypes.object,
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}
state = {
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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updateOnProps = [
'status',
'expanded',
'collapsable',
'isComment',
]
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_updateStatusLinks() {
const node = this.node
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if (!node) return
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const links = node.querySelectorAll('a')
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for (let i = 0; i < links.length; ++i) {
const link = links[i]
if (link.classList.contains('linked')) {
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continue
}
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link.classList.add('linked')
link.classList.add(_s.text, _s.cBrand, _s.cursorPointer, _s.inherit)
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const mention = this.props.status.get('mentions').find(item => link.href === `${item.get('url')}`)
if (mention) {
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link.addEventListener('click', this.onMentionClick.bind(this, mention), false)
link.setAttribute('title', mention.get('acct'))
link.removeAttribute('target')
} else if (link.textContent[0] === '#' || (link.previousSibling && link.previousSibling.textContent && link.previousSibling.textContent[link.previousSibling.textContent.length - 1] === '#')) {
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link.addEventListener('click', this.onHashtagClick.bind(this, link.text), false)
link.removeAttribute('target')
} else {
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link.setAttribute('title', link.href)
}
}
if (
this.props.collapsable
&& this.props.onClick
&& this.state.collapsed === null
&& node.clientHeight > MAX_HEIGHT
&& this.props.status.get('spoiler_text').length === 0
) {
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this.setState({ collapsed: true })
}
}
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componentDidMount() {
this._updateStatusLinks()
}
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componentDidUpdate() {
this._updateStatusLinks()
}
onMentionClick = (mention, e) => {
if (this.context.router && e.button === 0 && !(e.ctrlKey || e.metaKey)) {
e.preventDefault()
this.context.router.history.push(`/${mention.get('acct')}`)
}
}
onHashtagClick = (hashtag, e) => {
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hashtag = hashtag.replace(/^#/, '').toLowerCase()
if (this.context.router && e.button === 0 && !(e.ctrlKey || e.metaKey)) {
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e.preventDefault()
this.context.router.history.push(`/tags/${hashtag}`)
}
}
handleMouseDown = (e) => {
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this.startXY = [e.clientX, e.clientY]
}
handleMouseUp = (e) => {
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if (!this.startXY) return
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const [startX, startY] = this.startXY
const [deltaX, deltaY] = [Math.abs(e.clientX - startX), Math.abs(e.clientY - startY)]
if (e.target.localName === 'button' ||
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e.target.localName === 'a' ||
(e.target.parentNode && (e.target.parentNode.localName === 'button' || e.target.parentNode.localName === 'a'))) {
return
}
if (deltaX + deltaY < 5 && e.button === 0 && this.props.onClick) {
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this.props.onClick()
}
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this.startXY = null
}
handleSpoilerClick = (e) => {
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e.preventDefault()
if (this.props.onExpandedToggle) {
// The parent manages the state
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this.props.onExpandedToggle()
} else {
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this.setState({ hidden: !this.state.hidden })
}
}
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handleReadMore = (e) => {
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e.preventDefault()
this.setState({ collapsed: false })
}
setRef = (c) => {
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this.node = c
}
getHtmlContent = () => {
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const { status, reblogContent } = this.props
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const properContent = status.get('contentHtml')
return reblogContent
? `${reblogContent} <div>${properContent}</div>`
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: properContent
}
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render() {
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const {
collapsable,
intl,
isComment,
status,
} = this.props
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const { collapsed } = this.state
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if (status.get('content').length === 0) return null
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const hidden = this.props.onExpandedToggle ? !this.props.expanded : this.state.hidden
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const content = { __html: this.getHtmlContent() }
const spoilerContent = { __html: status.get('spoilerHtml') }
const directionStyle = {
direction: isRtl(status.get('search_index')) ? 'rtl' : 'ltr',
}
if (status.get('spoiler_text').length > 0) {
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let mentionsPlaceholder = null
const mentionLinks = status.get('mentions').map(item => (
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<Button
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isText
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backgroundColor='none'
to={`/${item.get('acct')}`}
href={`/${item.get('acct')}`}
key={item.get('id')}
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className={['mention', _s.mr5, _s.pb5].join(' ')}
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>
@{item.get('username')}
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</Button>
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)).reduce((aggregate, item) => [...aggregate, item, ' '], [])
if (hidden) {
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mentionsPlaceholder = (
<div className={[_s.statusContent, _s.d, _s.aiStart, _s.flexRow, _s.flexWrap].join(' ')}>
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{mentionLinks}
</div>
)
}
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const toggleText = intl.formatMessage(hidden ? messages.show : messages.hide)
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const spoilerContainerClasses = CX({
d: 1,
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py10: 1,
borderBottom1PX: !hidden,
borderColorSecondary: !hidden,
mb10: !hidden,
})
const statusContentClasses = CX({
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statusContent: 1,
outlineNone: 1,
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displayNone: hidden,
})
const containerClasses = CX({
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statusContent: 1,
px15: !isComment,
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outlineNone: 1,
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mt5: isComment,
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})
return (
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<div
className={[].join(' ')}
ref={this.setRef}
tabIndex='0'
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className={containerClasses}
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style={directionStyle}
onMouseDown={this.handleMouseDown}
onMouseUp={this.handleMouseUp}
>
<div className={spoilerContainerClasses}>
<div className={[_s.d, _s.flexRow, _s.mr5].join(' ')}>
<Icon id='warning' size='14px' className={[_s.cPrimary, _s.mt2, _s.mr5].join(' ')}/>
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<div
className={[_s.statusContent, _s.outlineNone].join(' ')}
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dangerouslySetInnerHTML={spoilerContent}
lang={status.get('language')}
/>
</div>
<div className={[_s.d, _s.mt10, _s.aiStart].join(' ')}>
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<Button
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isNarrow
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radiusSmall
backgroundColor='tertiary'
color='primary'
tabIndex='0'
onClick={this.handleSpoilerClick}
>
<Text size='small' color='inherit'>
{toggleText}
</Text>
</Button>
</div>
</div>
{mentionsPlaceholder}
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<div
tabIndex={!hidden ? 0 : null}
className={statusContentClasses}
style={directionStyle}
dangerouslySetInnerHTML={content}
lang={status.get('language')}
/>
</div>
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)
} else if (this.props.onClick) {
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const hasMarginBottom = !!status.get('card') || !!status.get('poll') || status.get('media_attachments').size > 0
const containerClasses = CX({
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px15: !isComment,
mb15: hasMarginBottom,
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})
const statusContentClasses = CX({
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statusContent: 1,
outlineNone: 1,
h215PX: collapsed & !isComment,
h122PX: collapsed && isComment,
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overflowHidden: collapsed,
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mt5: isComment,
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})
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return (
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<div className={containerClasses}>
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<div
ref={this.setRef}
tabIndex='0'
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className={statusContentClasses}
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style={directionStyle}
dangerouslySetInnerHTML={content}
lang={status.get('language')}
onMouseDown={this.handleMouseDown}
onMouseUp={this.handleMouseUp}
/>
{
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this.state.collapsed && collapsable &&
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<Button
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isText
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underlineOnHover
color='primary'
backgroundColor='none'
className={[_s.py2].join(' ')}
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onClick={this.handleReadMore}
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>
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<Text size='medium' color='inherit' weight='bold'>
{intl.formatMessage(messages.readMore)}
</Text>
</Button>
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}
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</div>
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)
}
const containerClasses = CX({
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statusContent: 1,
outlineNone: 1,
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px15: !isComment,
mb15: !isComment,
mt5: isComment,
})
return (
<div
tabIndex='0'
ref={this.setRef}
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className={containerClasses}
style={directionStyle}
dangerouslySetInnerHTML={content}
lang={status.get('language')}
/>
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)
}
}
const messages = defineMessages({
show: { id: 'status.show_more', defaultMessage: 'Show' },
hide: { id: 'status.show_less', defaultMessage: 'Hide' },
readMore: { id: 'status.read_more', defaultMessage: 'Read more' },
})
StatusContent.propTypes = {
status: ImmutablePropTypes.map.isRequired,
expanded: PropTypes.bool,
onExpandedToggle: PropTypes.func,
onClick: PropTypes.func,
collapsable: PropTypes.bool,
intl: PropTypes.object.isRequired,
isComment: PropTypes.bool,
}
export default injectIntl(StatusContent)