Port 4190e31626
to glitch-soc
Signed-off-by: Thibaut Girka <thib@sitedethib.com>
master
parent
04de74c992
commit
3aeaf9b897
@ -0,0 +1,219 @@ |
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import React from 'react'; |
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import PropTypes from 'prop-types'; |
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import WaveSurfer from 'wavesurfer.js'; |
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import { defineMessages, injectIntl } from 'react-intl'; |
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import { formatTime } from 'flavours/glitch/features/video'; |
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import Icon from 'flavours/glitch/components/icon'; |
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import classNames from 'classnames'; |
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import { throttle } from 'lodash'; |
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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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}); |
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const arrayOf = (length, fill) => (new Array(length)).fill(fill); |
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export default @injectIntl |
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class Audio extends React.PureComponent { |
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static propTypes = { |
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src: PropTypes.string.isRequired, |
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alt: PropTypes.string, |
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duration: PropTypes.number, |
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height: PropTypes.number, |
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preload: PropTypes.bool, |
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editable: 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: null, |
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paused: true, |
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muted: false, |
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volume: 0.5, |
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}; |
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// hard coded in components.scss
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// any way to get ::before values programatically?
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volWidth = 50; |
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volOffset = 70; |
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volHandleOffset = v => { |
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const offset = v * this.volWidth + this.volOffset; |
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return (offset > 110) ? 110 : offset; |
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} |
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setVolumeRef = c => { |
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this.volume = c; |
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} |
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setWaveformRef = c => { |
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this.waveform = c; |
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} |
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componentDidMount () { |
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if (this.waveform) { |
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this._updateWaveform(); |
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} |
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} |
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componentDidUpdate (prevProps) { |
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if (this.waveform && prevProps.src !== this.props.src) { |
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this._updateWaveform(); |
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} |
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} |
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componentWillUnmount () { |
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if (this.wavesurfer) { |
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this.wavesurfer.destroy(); |
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this.wavesurfer = null; |
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} |
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} |
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_updateWaveform () { |
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const { src, height, duration, preload } = this.props; |
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const progressColor = window.getComputedStyle(document.querySelector('.audio-player__progress-placeholder')).getPropertyValue('background-color'); |
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const waveColor = window.getComputedStyle(document.querySelector('.audio-player__wave-placeholder')).getPropertyValue('background-color'); |
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if (this.wavesurfer) { |
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this.wavesurfer.destroy(); |
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} |
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const wavesurfer = WaveSurfer.create({ |
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container: this.waveform, |
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height, |
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barWidth: 3, |
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cursorWidth: 0, |
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progressColor, |
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waveColor, |
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forceDecode: true, |
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}); |
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wavesurfer.setVolume(this.state.volume); |
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if (preload) { |
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wavesurfer.load(src); |
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} else { |
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wavesurfer.load(src, arrayOf(1, 0.5), null, duration); |
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} |
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wavesurfer.on('ready', () => this.setState({ duration: Math.floor(wavesurfer.getDuration()) })); |
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wavesurfer.on('audioprocess', () => this.setState({ currentTime: Math.floor(wavesurfer.getCurrentTime()) })); |
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wavesurfer.on('pause', () => this.setState({ paused: true })); |
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wavesurfer.on('play', () => this.setState({ paused: false })); |
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wavesurfer.on('volume', volume => this.setState({ volume })); |
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wavesurfer.on('mute', muted => this.setState({ muted })); |
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this.wavesurfer = wavesurfer; |
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} |
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togglePlay = () => { |
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if (this.state.paused) { |
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if (!this.props.preload) { |
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this.wavesurfer.createBackend(); |
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this.wavesurfer.createPeakCache(); |
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this.wavesurfer.load(this.props.src); |
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} |
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this.wavesurfer.play(); |
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} else { |
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this.wavesurfer.pause(); |
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} |
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} |
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toggleMute = () => { |
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this.wavesurfer.setMute(!this.state.muted); |
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} |
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handleVolumeMouseDown = e => { |
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document.addEventListener('mousemove', this.handleMouseVolSlide, true); |
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document.addEventListener('mouseup', this.handleVolumeMouseUp, true); |
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document.addEventListener('touchmove', this.handleMouseVolSlide, true); |
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document.addEventListener('touchend', this.handleVolumeMouseUp, true); |
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this.handleMouseVolSlide(e); |
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e.preventDefault(); |
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e.stopPropagation(); |
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} |
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handleVolumeMouseUp = () => { |
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document.removeEventListener('mousemove', this.handleMouseVolSlide, true); |
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document.removeEventListener('mouseup', this.handleVolumeMouseUp, true); |
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document.removeEventListener('touchmove', this.handleMouseVolSlide, true); |
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document.removeEventListener('touchend', this.handleVolumeMouseUp, true); |
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} |
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handleMouseVolSlide = throttle(e => { |
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const rect = this.volume.getBoundingClientRect(); |
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const x = (e.clientX - rect.left) / this.volWidth; // x position within the element.
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if(!isNaN(x)) { |
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let slideamt = x; |
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if (x > 1) { |
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slideamt = 1; |
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} else if(x < 0) { |
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slideamt = 0; |
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} |
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this.wavesurfer.setVolume(slideamt); |
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} |
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}, 60); |
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render () { |
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const { height, intl, alt, editable } = this.props; |
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const { paused, muted, volume, currentTime } = this.state; |
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const volumeWidth = muted ? 0 : volume * this.volWidth; |
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const volumeHandleLoc = muted ? this.volHandleOffset(0) : this.volHandleOffset(volume); |
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return ( |
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<div className={classNames('audio-player', { editable })}> |
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<div className='audio-player__progress-placeholder' style={{ display: 'none' }} /> |
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<div className='audio-player__wave-placeholder' style={{ display: 'none' }} /> |
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<div |
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className='audio-player__waveform' |
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aria-label={alt} |
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title={alt} |
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style={{ height }} |
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ref={this.setWaveformRef} |
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/> |
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<div className='video-player__controls active'> |
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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 type='button' aria-label={intl.formatMessage(paused ? messages.play : messages.pause)} onClick={this.togglePlay}><Icon icon={paused ? 'play' : 'pause'} fixedWidth /></button> |
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<button type='button' aria-label={intl.formatMessage(muted ? messages.unmute : messages.mute)} onClick={this.toggleMute}><Icon icon={muted ? 'volume-off' : 'volume-up'} fixedWidth /></button> |
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<div className='video-player__volume' onMouseDown={this.handleVolumeMouseDown} ref={this.setVolumeRef}> |
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<div className='video-player__volume__current' style={{ width: `${volumeWidth}px` }} /> |
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<span |
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className={classNames('video-player__volume__handle')} |
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tabIndex='0' |
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style={{ left: `${volumeHandleLoc}px` }} |
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/> |
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</div> |
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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(this.state.duration || Math.floor(this.props.duration))}</span> |
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</span> |
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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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