tootlab-mastodon/app/javascript/flavours/glitch/features/video/index.js
Thibaut Girka f0fa6e3a7c Prevent default event handling when clicking on the video position slider
This prevents accidental text selection and avoids opening the toot containing
the video in the dynamic column when clicking on the position slider.
2018-08-14 21:56:23 +02:00

370 lines
12 KiB
JavaScript

import React from 'react';
import PropTypes from 'prop-types';
import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
import { fromJS } from 'immutable';
import { throttle } from 'lodash';
import classNames from 'classnames';
import { isFullscreen, requestFullscreen, exitFullscreen } from 'flavours/glitch/util/fullscreen';
import { displaySensitiveMedia } from 'flavours/glitch/util/initial_state';
const messages = defineMessages({
play: { id: 'video.play', defaultMessage: 'Play' },
pause: { id: 'video.pause', defaultMessage: 'Pause' },
mute: { id: 'video.mute', defaultMessage: 'Mute sound' },
unmute: { id: 'video.unmute', defaultMessage: 'Unmute sound' },
hide: { id: 'video.hide', defaultMessage: 'Hide video' },
expand: { id: 'video.expand', defaultMessage: 'Expand video' },
close: { id: 'video.close', defaultMessage: 'Close video' },
fullscreen: { id: 'video.fullscreen', defaultMessage: 'Full screen' },
exit_fullscreen: { id: 'video.exit_fullscreen', defaultMessage: 'Exit full screen' },
});
const formatTime = secondsNum => {
let hours = Math.floor(secondsNum / 3600);
let minutes = Math.floor((secondsNum - (hours * 3600)) / 60);
let seconds = secondsNum - (hours * 3600) - (minutes * 60);
if (hours < 10) hours = '0' + hours;
if (minutes < 10) minutes = '0' + minutes;
if (seconds < 10) seconds = '0' + seconds;
return (hours === '00' ? '' : `${hours}:`) + `${minutes}:${seconds}`;
};
export const findElementPosition = el => {
let box;
if (el.getBoundingClientRect && el.parentNode) {
box = el.getBoundingClientRect();
}
if (!box) {
return {
left: 0,
top: 0,
};
}
const docEl = document.documentElement;
const body = document.body;
const clientLeft = docEl.clientLeft || body.clientLeft || 0;
const scrollLeft = window.pageXOffset || body.scrollLeft;
const left = (box.left + scrollLeft) - clientLeft;
const clientTop = docEl.clientTop || body.clientTop || 0;
const scrollTop = window.pageYOffset || body.scrollTop;
const top = (box.top + scrollTop) - clientTop;
return {
left: Math.round(left),
top: Math.round(top),
};
};
export const getPointerPosition = (el, event) => {
const position = {};
const box = findElementPosition(el);
const boxW = el.offsetWidth;
const boxH = el.offsetHeight;
const boxY = box.top;
const boxX = box.left;
let pageY = event.pageY;
let pageX = event.pageX;
if (event.changedTouches) {
pageX = event.changedTouches[0].pageX;
pageY = event.changedTouches[0].pageY;
}
position.y = Math.max(0, Math.min(1, (pageY - boxY) / boxH));
position.x = Math.max(0, Math.min(1, (pageX - boxX) / boxW));
return position;
};
@injectIntl
export default class Video extends React.PureComponent {
static propTypes = {
preview: PropTypes.string,
src: PropTypes.string.isRequired,
alt: PropTypes.string,
width: PropTypes.number,
height: PropTypes.number,
sensitive: PropTypes.bool,
revealed: PropTypes.bool,
startTime: PropTypes.number,
onOpenVideo: PropTypes.func,
onCloseVideo: PropTypes.func,
letterbox: PropTypes.bool,
fullwidth: PropTypes.bool,
detailed: PropTypes.bool,
inline: PropTypes.bool,
intl: PropTypes.object.isRequired,
};
state = {
currentTime: 0,
duration: 0,
paused: true,
dragging: false,
containerWidth: false,
fullscreen: false,
hovered: false,
muted: false,
revealed: this.props.revealed === undefined ? (!this.props.sensitive || displaySensitiveMedia) : this.props.revealed,
};
setPlayerRef = c => {
this.player = c;
if (c) {
this.setState({
containerWidth: c.offsetWidth,
});
}
}
setVideoRef = c => {
this.video = c;
}
setSeekRef = c => {
this.seek = c;
}
handleClickRoot = e => e.stopPropagation();
handlePlay = () => {
this.setState({ paused: false });
}
handlePause = () => {
this.setState({ paused: true });
}
handleTimeUpdate = () => {
this.setState({
currentTime: Math.floor(this.video.currentTime),
duration: Math.floor(this.video.duration),
});
}
handleMouseDown = e => {
document.addEventListener('mousemove', this.handleMouseMove, true);
document.addEventListener('mouseup', this.handleMouseUp, true);
document.addEventListener('touchmove', this.handleMouseMove, true);
document.addEventListener('touchend', this.handleMouseUp, true);
this.setState({ dragging: true });
this.video.pause();
this.handleMouseMove(e);
e.preventDefault();
e.stopPropagation();
}
handleMouseUp = () => {
document.removeEventListener('mousemove', this.handleMouseMove, true);
document.removeEventListener('mouseup', this.handleMouseUp, true);
document.removeEventListener('touchmove', this.handleMouseMove, true);
document.removeEventListener('touchend', this.handleMouseUp, true);
this.setState({ dragging: false });
this.video.play();
}
handleMouseMove = throttle(e => {
const { x } = getPointerPosition(this.seek, e);
const currentTime = Math.floor(this.video.duration * x);
this.video.currentTime = currentTime;
this.setState({ currentTime });
}, 60);
togglePlay = () => {
if (this.state.paused) {
this.video.play();
} else {
this.video.pause();
}
}
toggleFullscreen = () => {
if (isFullscreen()) {
exitFullscreen();
} else {
requestFullscreen(this.player);
}
}
componentDidMount () {
document.addEventListener('fullscreenchange', this.handleFullscreenChange, true);
document.addEventListener('webkitfullscreenchange', this.handleFullscreenChange, true);
document.addEventListener('mozfullscreenchange', this.handleFullscreenChange, true);
document.addEventListener('MSFullscreenChange', this.handleFullscreenChange, true);
}
componentWillUnmount () {
document.removeEventListener('fullscreenchange', this.handleFullscreenChange, true);
document.removeEventListener('webkitfullscreenchange', this.handleFullscreenChange, true);
document.removeEventListener('mozfullscreenchange', this.handleFullscreenChange, true);
document.removeEventListener('MSFullscreenChange', this.handleFullscreenChange, true);
}
handleFullscreenChange = () => {
this.setState({ fullscreen: isFullscreen() });
}
handleMouseEnter = () => {
this.setState({ hovered: true });
}
handleMouseLeave = () => {
this.setState({ hovered: false });
}
toggleMute = () => {
this.video.muted = !this.video.muted;
this.setState({ muted: this.video.muted });
}
toggleReveal = () => {
if (this.state.revealed) {
this.video.pause();
}
this.setState({ revealed: !this.state.revealed });
}
handleLoadedData = () => {
if (this.props.startTime) {
this.video.currentTime = this.props.startTime;
this.video.play();
}
}
handleProgress = () => {
if (this.video.buffered.length > 0) {
this.setState({ buffer: this.video.buffered.end(0) / this.video.duration * 100 });
}
}
handleOpenVideo = () => {
const { src, preview, width, height } = this.props;
const media = fromJS({
type: 'video',
url: src,
preview_url: preview,
width,
height,
});
this.video.pause();
this.props.onOpenVideo(media, this.video.currentTime);
}
handleCloseVideo = () => {
this.video.pause();
this.props.onCloseVideo();
}
render () {
const { preview, src, inline, startTime, onOpenVideo, onCloseVideo, intl, alt, letterbox, fullwidth, detailed, sensitive } = this.props;
const { containerWidth, currentTime, duration, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state;
const progress = (currentTime / duration) * 100;
const playerStyle = {};
let { width, height } = this.props;
if (inline && containerWidth) {
width = containerWidth;
height = containerWidth / (16/9);
playerStyle.width = width;
playerStyle.height = height;
}
let warning;
if (sensitive) {
warning = <FormattedMessage id='status.sensitive_warning' defaultMessage='Sensitive content' />;
} else {
warning = <FormattedMessage id='status.media_hidden' defaultMessage='Media hidden' />;
}
return (
<div
className={classNames('video-player', { inactive: !revealed, detailed, inline: inline && !fullscreen, fullscreen, letterbox, 'full-width': fullwidth })}
style={playerStyle}
ref={this.setPlayerRef}
onMouseEnter={this.handleMouseEnter}
onMouseLeave={this.handleMouseLeave}
onClick={this.handleClickRoot}
tabIndex={0}
>
<video
ref={this.setVideoRef}
src={src}
poster={preview}
preload={startTime ? 'auto' : 'none'}
loop
role='button'
tabIndex='0'
aria-label={alt}
width={width}
height={height}
onClick={this.togglePlay}
onPlay={this.handlePlay}
onPause={this.handlePause}
onTimeUpdate={this.handleTimeUpdate}
onLoadedData={this.handleLoadedData}
onProgress={this.handleProgress}
/>
<button type='button' className={classNames('video-player__spoiler', { active: !revealed })} onClick={this.toggleReveal}>
<span className='video-player__spoiler__title'>{warning}</span>
<span className='video-player__spoiler__subtitle'><FormattedMessage id='status.sensitive_toggle' defaultMessage='Click to view' /></span>
</button>
<div className={classNames('video-player__controls', { active: paused || hovered })}>
<div className='video-player__seek' onMouseDown={this.handleMouseDown} ref={this.setSeekRef}>
<div className='video-player__seek__buffer' style={{ width: `${buffer}%` }} />
<div className='video-player__seek__progress' style={{ width: `${progress}%` }} />
<span
className={classNames('video-player__seek__handle', { active: dragging })}
tabIndex='0'
style={{ left: `${progress}%` }}
/>
</div>
<div className='video-player__buttons-bar'>
<div className='video-player__buttons left'>
<button type='button' aria-label={intl.formatMessage(paused ? messages.play : messages.pause)} onClick={this.togglePlay}><i className={classNames('fa fa-fw', { 'fa-play': paused, 'fa-pause': !paused })} /></button>
<button type='button' aria-label={intl.formatMessage(muted ? messages.unmute : messages.mute)} onClick={this.toggleMute}><i className={classNames('fa fa-fw', { 'fa-volume-off': muted, 'fa-volume-up': !muted })} /></button>
{!onCloseVideo && <button type='button' aria-label={intl.formatMessage(messages.hide)} onClick={this.toggleReveal}><i className='fa fa-fw fa-eye' /></button>}
{(detailed || fullscreen) &&
<span>
<span className='video-player__time-current'>{formatTime(currentTime)}</span>
<span className='video-player__time-sep'>/</span>
<span className='video-player__time-total'>{formatTime(duration)}</span>
</span>
}
</div>
<div className='video-player__buttons right'>
{(!fullscreen && onOpenVideo) && <button type='button' aria-label={intl.formatMessage(messages.expand)} onClick={this.handleOpenVideo}><i className='fa fa-fw fa-expand' /></button>}
{onCloseVideo && <button type='button' aria-label={intl.formatMessage(messages.close)} onClick={this.handleCloseVideo}><i className='fa fa-fw fa-compress' /></button>}
<button type='button' aria-label={intl.formatMessage(fullscreen ? messages.exit_fullscreen : messages.fullscreen)} onClick={this.toggleFullscreen}><i className={classNames('fa fa-fw', { 'fa-arrows-alt': !fullscreen, 'fa-compress': fullscreen })} /></button>
</div>
</div>
</div>
</div>
);
}
}