import React from 'react'; import PropTypes from 'prop-types'; import { defineMessages, injectIntl, FormattedMessage } from 'react-intl'; import { is } from 'immutable'; import { throttle, debounce } from 'lodash'; import classNames from 'classnames'; import { isFullscreen, requestFullscreen, exitFullscreen } from 'flavours/glitch/util/fullscreen'; import { displayMedia, useBlurhash } from 'flavours/glitch/util/initial_state'; import Icon from 'flavours/glitch/components/icon'; import Blurhash from 'flavours/glitch/components/blurhash'; 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' }, }); export 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; }; export const fileNameFromURL = str => { const url = new URL(str); const pathname = url.pathname; const index = pathname.lastIndexOf('/'); return pathname.substring(index + 1); }; export default @injectIntl class Video extends React.PureComponent { static propTypes = { preview: PropTypes.string, frameRate: PropTypes.string, src: PropTypes.string.isRequired, alt: PropTypes.string, width: PropTypes.number, height: PropTypes.number, sensitive: PropTypes.bool, currentTime: PropTypes.number, onOpenVideo: PropTypes.func, onCloseVideo: PropTypes.func, letterbox: PropTypes.bool, fullwidth: PropTypes.bool, detailed: PropTypes.bool, inline: PropTypes.bool, editable: PropTypes.bool, alwaysVisible: PropTypes.bool, cacheWidth: PropTypes.func, intl: PropTypes.object.isRequired, visible: PropTypes.bool, onToggleVisibility: PropTypes.func, deployPictureInPicture: PropTypes.func, preventPlayback: PropTypes.bool, blurhash: PropTypes.string, autoPlay: PropTypes.bool, volume: PropTypes.number, muted: PropTypes.bool, }; static defaultProps = { frameRate: '25', }; state = { currentTime: 0, duration: 0, volume: 0.5, paused: true, dragging: false, containerWidth: this.props.width, fullscreen: false, hovered: false, muted: false, revealed: this.props.visible !== undefined ? this.props.visible : (displayMedia !== 'hide_all' && !this.props.sensitive || displayMedia === 'show_all'), }; componentWillReceiveProps (nextProps) { if (!is(nextProps.visible, this.props.visible) && nextProps.visible !== undefined) { this.setState({ revealed: nextProps.visible }); } } setPlayerRef = c => { this.player = c; if (this.player) { this._setDimensions(); } } _setDimensions () { const width = this.player.offsetWidth; if (width && width != this.state.containerWidth) { if (this.props.cacheWidth) { this.props.cacheWidth(width); } this.setState({ containerWidth: width, }); } } setVideoRef = c => { this.video = c; if (this.video) { this.setState({ volume: this.video.volume, muted: this.video.muted }); } } setSeekRef = c => { this.seek = c; } setVolumeRef = c => { this.volume = c; } handleClickRoot = e => e.stopPropagation(); handlePlay = () => { this.setState({ paused: false }); this._updateTime(); } handlePause = () => { this.setState({ paused: true }); } _updateTime () { requestAnimationFrame(() => { if (!this.video) return; this.handleTimeUpdate(); if (!this.state.paused) { this._updateTime(); } }); } handleTimeUpdate = () => { this.setState({ currentTime: this.video.currentTime, duration:this.video.duration, }); } handleVolumeMouseDown = e => { document.addEventListener('mousemove', this.handleMouseVolSlide, true); document.addEventListener('mouseup', this.handleVolumeMouseUp, true); document.addEventListener('touchmove', this.handleMouseVolSlide, true); document.addEventListener('touchend', this.handleVolumeMouseUp, true); this.handleMouseVolSlide(e); e.preventDefault(); e.stopPropagation(); } handleVolumeMouseUp = () => { document.removeEventListener('mousemove', this.handleMouseVolSlide, true); document.removeEventListener('mouseup', this.handleVolumeMouseUp, true); document.removeEventListener('touchmove', this.handleMouseVolSlide, true); document.removeEventListener('touchend', this.handleVolumeMouseUp, true); } handleMouseVolSlide = throttle(e => { const { x } = getPointerPosition(this.volume, e); if(!isNaN(x)) { this.setState({ volume: x }, () => { this.video.volume = x; }); } }, 15); 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 = this.video.duration * x; if (!isNaN(currentTime)) { this.setState({ currentTime }, () => { this.video.currentTime = currentTime; }); } }, 15); seekBy (time) { const currentTime = this.video.currentTime + time; if (!isNaN(currentTime)) { this.setState({ currentTime }, () => { this.video.currentTime = currentTime; }); } } handleVideoKeyDown = e => { // On the video element or the seek bar, we can safely use the space bar // for playback control because there are no buttons to press if (e.key === ' ') { e.preventDefault(); e.stopPropagation(); this.togglePlay(); } } handleKeyDown = e => { const frameTime = 1 / this.getFrameRate(); switch(e.key) { case 'k': e.preventDefault(); e.stopPropagation(); this.togglePlay(); break; case 'm': e.preventDefault(); e.stopPropagation(); this.toggleMute(); break; case 'f': e.preventDefault(); e.stopPropagation(); this.toggleFullscreen(); break; case 'j': e.preventDefault(); e.stopPropagation(); this.seekBy(-10); break; case 'l': e.preventDefault(); e.stopPropagation(); this.seekBy(10); break; case ',': e.preventDefault(); e.stopPropagation(); this.seekBy(-frameTime); break; case '.': e.preventDefault(); e.stopPropagation(); this.seekBy(frameTime); break; } // If we are in fullscreen mode, we don't want any hotkeys // interacting with the UI that's not visible if (this.state.fullscreen) { e.preventDefault(); e.stopPropagation(); if (e.key === 'Escape') { exitFullscreen(); } } } togglePlay = () => { if (this.state.paused) { this.setState({ paused: false }, () => this.video.play()); } else { this.setState({ paused: true }, () => 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); window.addEventListener('scroll', this.handleScroll); window.addEventListener('resize', this.handleResize, { passive: true }); } componentWillUnmount () { window.removeEventListener('scroll', this.handleScroll); window.removeEventListener('resize', this.handleResize); document.removeEventListener('fullscreenchange', this.handleFullscreenChange, true); document.removeEventListener('webkitfullscreenchange', this.handleFullscreenChange, true); document.removeEventListener('mozfullscreenchange', this.handleFullscreenChange, true); document.removeEventListener('MSFullscreenChange', this.handleFullscreenChange, true); if (!this.state.paused && this.video && this.props.deployPictureInPicture) { this.props.deployPictureInPicture('video', { src: this.props.src, currentTime: this.video.currentTime, muted: this.video.muted, volume: this.video.volume, }); } } componentDidUpdate (prevProps) { if (this.player && this.player.offsetWidth && this.player.offsetWidth != this.state.containerWidth && !this.state.fullscreen) { if (this.props.cacheWidth) this.props.cacheWidth(this.player.offsetWidth); this.setState({ containerWidth: this.player.offsetWidth, }); } if (this.video && this.state.revealed && this.props.preventPlayback && !prevProps.preventPlayback) { this.video.pause(); } } handleResize = debounce(() => { if (this.player) { this._setDimensions(); } }, 250, { trailing: true, }); handleScroll = throttle(() => { if (!this.video) { return; } const { top, height } = this.video.getBoundingClientRect(); const inView = (top <= (window.innerHeight || document.documentElement.clientHeight)) && (top + height >= 0); if (!this.state.paused && !inView) { this.video.pause(); if (this.props.deployPictureInPicture) { this.props.deployPictureInPicture('video', { src: this.props.src, currentTime: this.video.currentTime, muted: this.video.muted, volume: this.video.volume, }); } this.setState({ paused: true }); } }, 150, { trailing: true }) handleFullscreenChange = () => { this.setState({ fullscreen: isFullscreen() }); } handleMouseEnter = () => { this.setState({ hovered: true }); } handleMouseLeave = () => { this.setState({ hovered: false }); } toggleMute = () => { const muted = !this.video.muted; this.setState({ muted }, () => { this.video.muted = muted; }); } toggleReveal = () => { if (this.state.revealed) { this.setState({ paused: true }); } if (this.props.onToggleVisibility) { this.props.onToggleVisibility(); } else { this.setState({ revealed: !this.state.revealed }); } } handleLoadedData = () => { const { currentTime, volume, muted, autoPlay } = this.props; if (currentTime) { this.video.currentTime = currentTime; } if (volume !== undefined) { this.video.volume = volume; } if (muted !== undefined) { this.video.muted = muted; } if (autoPlay) { this.video.play(); } } handleProgress = () => { const lastTimeRange = this.video.buffered.length - 1; if (lastTimeRange > -1) { this.setState({ buffer: Math.ceil(this.video.buffered.end(lastTimeRange) / this.video.duration * 100) }); } } handleVolumeChange = () => { this.setState({ volume: this.video.volume, muted: this.video.muted }); } handleOpenVideo = () => { this.video.pause(); this.props.onOpenVideo({ startTime: this.video.currentTime, autoPlay: !this.state.paused, defaultVolume: this.state.volume, }); } handleCloseVideo = () => { this.video.pause(); this.props.onCloseVideo(); } getFrameRate () { if (this.props.frameRate && isNaN(this.props.frameRate)) { // The frame rate is returned as a fraction string so we // need to convert it to a number return this.props.frameRate.split('/').reduce((p, c) => p / c); } return this.props.frameRate || 25; } render () { const { preview, src, inline, onOpenVideo, onCloseVideo, intl, alt, letterbox, fullwidth, detailed, sensitive, editable, blurhash } = this.props; const { containerWidth, currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state; const progress = Math.min((currentTime / duration) * 100, 100); const playerStyle = {}; const computedClass = classNames('video-player', { inactive: !revealed, detailed, inline: inline && !fullscreen, fullscreen, editable, letterbox, 'full-width': fullwidth }); let { width, height } = this.props; if (inline && containerWidth) { width = containerWidth; height = containerWidth / (16/9); playerStyle.height = height; } else if (inline) { return (
); } let preload; if (this.props.currentTime || fullscreen || dragging) { preload = 'auto'; } else if (detailed) { preload = 'metadata'; } else { preload = 'none'; } let warning; if (sensitive) { warning = ; } else { warning = ; } return (
{(revealed || editable) &&