504 lines
16 KiB
JavaScript
504 lines
16 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 { fromJS, is } from 'immutable';
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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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import { displayMedia, useBlurhash } from '../../initial_state';
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import Icon from 'mastodon/components/icon';
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import { decode } from 'blurhash';
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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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export 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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export 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, (pageY - boxY) / 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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export default @injectIntl
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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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inline: PropTypes.bool,
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cacheWidth: PropTypes.func,
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visible: PropTypes.bool,
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onToggleVisibility: PropTypes.func,
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intl: PropTypes.object.isRequired,
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blurhash: PropTypes.string,
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link: PropTypes.node,
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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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volume: 0.5,
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paused: true,
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dragging: false,
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containerWidth: this.props.width,
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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.visible !== undefined ? this.props.visible : (displayMedia !== 'hide_all' && !this.props.sensitive || displayMedia === 'show_all'),
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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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setPlayerRef = c => {
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this.player = c;
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if (c) {
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if (this.props.cacheWidth) this.props.cacheWidth(this.player.offsetWidth);
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this.setState({
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containerWidth: c.offsetWidth,
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});
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}
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}
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setVideoRef = c => {
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this.video = c;
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if (this.video) {
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this.setState({ volume: this.video.volume, muted: this.video.muted });
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}
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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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setVolumeRef = c => {
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this.volume = c;
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}
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setCanvasRef = c => {
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this.canvas = c;
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}
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handleClickRoot = e => e.stopPropagation();
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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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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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var 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.video.volume = slideamt;
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this.setState({ volume: slideamt });
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}
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}, 60);
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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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e.preventDefault();
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e.stopPropagation();
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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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if (!isNaN(currentTime)) {
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this.video.currentTime = currentTime;
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this.setState({ currentTime });
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}
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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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if (this.props.blurhash) {
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this._decode();
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}
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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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componentWillReceiveProps (nextProps) {
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if (!is(nextProps.visible, this.props.visible) && nextProps.visible !== undefined) {
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this.setState({ revealed: nextProps.visible });
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}
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}
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componentDidUpdate (prevProps, prevState) {
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if (prevState.revealed && !this.state.revealed && this.video) {
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this.video.pause();
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}
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if (prevProps.blurhash !== this.props.blurhash && this.props.blurhash) {
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this._decode();
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}
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}
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_decode () {
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if (!useBlurhash) return;
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const hash = this.props.blurhash;
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const pixels = decode(hash, 32, 32);
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if (pixels) {
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const ctx = this.canvas.getContext('2d');
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const imageData = new ImageData(pixels, 32, 32);
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ctx.putImageData(imageData, 0, 0);
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}
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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.props.onToggleVisibility) {
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this.props.onToggleVisibility();
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} else {
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this.setState({ revealed: !this.state.revealed });
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}
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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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handleVolumeChange = () => {
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this.setState({ volume: this.video.volume, muted: this.video.muted });
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}
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handleOpenVideo = () => {
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const { src, preview, width, height, alt } = this.props;
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const media = fromJS({
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type: 'video',
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url: src,
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preview_url: preview,
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description: alt,
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width,
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height,
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});
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this.video.pause();
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this.props.onOpenVideo(media, 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, inline, startTime, onOpenVideo, onCloseVideo, intl, alt, detailed, sensitive, link } = this.props;
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const { containerWidth, currentTime, duration, volume, buffer, dragging, paused, fullscreen, hovered, muted, revealed } = this.state;
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const progress = (currentTime / duration) * 100;
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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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const playerStyle = {};
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let { width, height } = this.props;
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if (inline && containerWidth) {
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width = containerWidth;
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height = containerWidth / (16/9);
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playerStyle.height = height;
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}
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let preload;
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if (startTime || fullscreen || dragging) {
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preload = 'auto';
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} else if (detailed) {
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preload = 'metadata';
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} else {
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preload = 'none';
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}
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let warning;
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if (sensitive) {
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warning = <FormattedMessage id='status.sensitive_warning' defaultMessage='Sensitive content' />;
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} else {
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warning = <FormattedMessage id='status.media_hidden' defaultMessage='Media hidden' />;
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}
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return (
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<div
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role='menuitem'
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className={classNames('video-player', { inactive: !revealed, detailed, inline: inline && !fullscreen, fullscreen })}
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style={playerStyle}
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ref={this.setPlayerRef}
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onMouseEnter={this.handleMouseEnter}
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onMouseLeave={this.handleMouseLeave}
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onClick={this.handleClickRoot}
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tabIndex={0}
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>
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<canvas width={32} height={32} ref={this.setCanvasRef} className={classNames('media-gallery__preview', { 'media-gallery__preview--hidden': revealed })} />
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{revealed && <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={preload}
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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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title={alt}
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width={width}
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height={height}
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volume={volume}
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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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onVolumeChange={this.handleVolumeChange}
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/>}
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<div className={classNames('spoiler-button', { 'spoiler-button--hidden': revealed })}>
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<button type='button' className='spoiler-button__overlay' onClick={this.toggleReveal}>
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<span className='spoiler-button__overlay__label'>{warning}</span>
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</button>
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</div>
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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 type='button' aria-label={intl.formatMessage(paused ? messages.play : messages.pause)} onClick={this.togglePlay}><Icon id={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 id={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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{(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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{link && <span className='video-player__link'>{link}</span>}
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</div>
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<div className='video-player__buttons right'>
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{!onCloseVideo && <button type='button' aria-label={intl.formatMessage(messages.hide)} onClick={this.toggleReveal}><Icon id='eye-slash' fixedWidth /></button>}
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{(!fullscreen && onOpenVideo) && <button type='button' aria-label={intl.formatMessage(messages.expand)} onClick={this.handleOpenVideo}><Icon id='expand' fixedWidth /></button>}
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{onCloseVideo && <button type='button' aria-label={intl.formatMessage(messages.close)} onClick={this.handleCloseVideo}><Icon id='compress' fixedWidth /></button>}
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<button type='button' aria-label={intl.formatMessage(fullscreen ? messages.exit_fullscreen : messages.fullscreen)} onClick={this.toggleFullscreen}><Icon id={fullscreen ? 'compress' : 'arrows-alt'} fixedWidth /></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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