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