invidious/assets/js/player.js
138138138 685902adab
Update player.js
Fixes audio mode duration doubled in iPhone iOS browsers. The player will stop after reaching the real duration. 
iOS() checks both iOS and iPadOS. 
Only tested on iPhone iOS browsers. Testers needed for behavior of iPadOS and MacOS.
2021-02-01 15:59:27 +08:00

574 lines
17 KiB
JavaScript

var player_data = JSON.parse(document.getElementById('player_data').innerHTML);
var video_data = JSON.parse(document.getElementById('video_data').innerHTML);
var options = {
preload: 'auto',
liveui: true,
playbackRates: [0.25, 0.5, 0.75, 1.0, 1.25, 1.5, 1.75, 2.0],
controlBar: {
children: [
'playToggle',
'volumePanel',
'currentTimeDisplay',
'timeDivider',
'durationDisplay',
'progressControl',
'remainingTimeDisplay',
'captionsButton',
'qualitySelector',
'playbackRateMenuButton',
'fullscreenToggle'
]
},
html5: {
hls: {
overrideNative: true
}
}
}
if (player_data.aspect_ratio) {
options.aspectRatio = player_data.aspect_ratio;
}
var embed_url = new URL(location);
embed_url.searchParams.delete('v');
short_url = location.origin + '/' + video_data.id + embed_url.search;
embed_url = location.origin + '/embed/' + video_data.id + embed_url.search;
var shareOptions = {
socials: ['fbFeed', 'tw', 'reddit', 'email'],
url: short_url,
title: player_data.title,
description: player_data.description,
image: player_data.thumbnail,
embedCode: "<iframe id='ivplayer' width='640' height='360' src='" + embed_url + "' style='border:none;'></iframe>"
}
videojs.Hls.xhr.beforeRequest = function(options) {
if (options.uri.indexOf('videoplayback') === -1 && options.uri.indexOf('local=true') === -1) {
options.uri = options.uri + '?local=true';
}
return options;
};
var player = videojs('player', options);
if (location.pathname.startsWith('/embed/')) {
player.overlay({
overlays: [{
start: 'loadstart',
content: '<h1><a rel="noopener" target="_blank" href="' + location.origin + '/watch?v=' + video_data.id + '">' + player_data.title + '</a></h1>',
end: 'playing',
align: 'top'
}, {
start: 'pause',
content: '<h1><a rel="noopener" target="_blank" href="' + location.origin + '/watch?v=' + video_data.id + '">' + player_data.title + '</a></h1>',
end: 'playing',
align: 'top'
}]
});
}
player.on('error', function (event) {
if (player.error().code === 2 || player.error().code === 4) {
setTimeout(function (event) {
console.log('An error occured in the player, reloading...');
var currentTime = player.currentTime();
var playbackRate = player.playbackRate();
var paused = player.paused();
player.load();
if (currentTime > 0.5) {
currentTime -= 0.5;
}
player.currentTime(currentTime);
player.playbackRate(playbackRate);
if (!paused) {
player.play();
}
}, 5000);
}
});
// Add markers
if (video_data.params.video_start > 0 || video_data.params.video_end > 0) {
var markers = [{ time: video_data.params.video_start, text: 'Start' }];
if (video_data.params.video_end < 0) {
markers.push({ time: video_data.length_seconds - 0.5, text: 'End' });
} else {
markers.push({ time: video_data.params.video_end, text: 'End' });
}
player.markers({
onMarkerReached: function (marker) {
if (marker.text === 'End') {
if (player.loop()) {
player.markers.prev('Start');
} else {
player.pause();
}
}
},
markers: markers
});
player.currentTime(video_data.params.video_start);
}
player.volume(video_data.params.volume / 100);
player.playbackRate(video_data.params.speed);
player.on('waiting', function () {
if (player.playbackRate() > 1 && player.liveTracker.isLive() && player.liveTracker.atLiveEdge()) {
console.log('Player has caught up to source, resetting playbackRate.')
player.playbackRate(1);
}
});
if (video_data.premiere_timestamp && Math.round(new Date() / 1000) < video_data.premiere_timestamp) {
player.getChild('bigPlayButton').hide();
}
if (video_data.params.autoplay) {
var bpb = player.getChild('bigPlayButton');
bpb.hide();
player.ready(function () {
new Promise(function (resolve, reject) {
setTimeout(() => resolve(1), 1);
}).then(function (result) {
var promise = player.play();
if (promise !== undefined) {
promise.then(_ => {
}).catch(error => {
bpb.show();
});
}
});
});
}
if (!video_data.params.listen && video_data.params.quality === 'dash') {
player.httpSourceSelector();
if (video_data.params.quality_dash != "auto") {
player.ready(() => {
player.on("loadedmetadata", () => {
const qualityLevels = Array.from(player.qualityLevels()).sort((a, b) => a.height - b.height);
let targetQualityLevel;
switch (video_data.params.quality_dash) {
case "best":
targetQualityLevel = qualityLevels.length - 1;
break;
case "worst":
targetQualityLevel = 0;
break;
default:
const targetHeight = Number.parseInt(video_data.params.quality_dash, 10);
for (let i = 0; i < qualityLevels.length; i++) {
if (qualityLevels[i].height <= targetHeight) {
targetQualityLevel = i;
} else {
break;
}
}
}
for (let i = 0; i < qualityLevels.length; i++) {
qualityLevels[i].enabled = (i == targetQualityLevel);
}
});
});
}
}
player.vttThumbnails({
src: location.origin + '/api/v1/storyboards/' + video_data.id + '?height=90',
showTimestamp: true
});
// Enable annotations
if (!video_data.params.listen && video_data.params.annotations) {
window.addEventListener('load', function (e) {
var video_container = document.getElementById('player');
let xhr = new XMLHttpRequest();
xhr.responseType = 'text';
xhr.timeout = 60000;
xhr.open('GET', '/api/v1/annotations/' + video_data.id, true);
xhr.onreadystatechange = function () {
if (xhr.readyState === 4) {
if (xhr.status === 200) {
videojs.registerPlugin('youtubeAnnotationsPlugin', youtubeAnnotationsPlugin);
if (!player.paused()) {
player.youtubeAnnotationsPlugin({ annotationXml: xhr.response, videoContainer: video_container });
} else {
player.one('play', function (event) {
player.youtubeAnnotationsPlugin({ annotationXml: xhr.response, videoContainer: video_container });
});
}
}
}
}
window.addEventListener('__ar_annotation_click', e => {
const { url, target, seconds } = e.detail;
var path = new URL(url);
if (path.href.startsWith('https://www.youtube.com/watch?') && seconds) {
path.search += '&t=' + seconds;
}
path = path.pathname + path.search;
if (target === 'current') {
window.location.href = path;
} else if (target === 'new') {
window.open(path, '_blank');
}
});
xhr.send();
});
}
function increase_volume(delta) {
const curVolume = player.volume();
let newVolume = curVolume + delta;
if (newVolume > 1) {
newVolume = 1;
} else if (newVolume < 0) {
newVolume = 0;
}
player.volume(newVolume);
}
function toggle_muted() {
const isMuted = player.muted();
player.muted(!isMuted);
}
function skip_seconds(delta) {
const duration = player.duration();
const curTime = player.currentTime();
let newTime = curTime + delta;
if (newTime > duration) {
newTime = duration;
} else if (newTime < 0) {
newTime = 0;
}
player.currentTime(newTime);
}
function set_time_percent(percent) {
const duration = player.duration();
const newTime = duration * (percent / 100);
player.currentTime(newTime);
}
function play() {
player.play();
}
function pause() {
player.pause();
}
function stop() {
player.pause();
player.currentTime(0);
}
function toggle_play() {
if (player.paused()) {
play();
} else {
pause();
}
}
const toggle_captions = (function () {
let toggledTrack = null;
const onChange = function (e) {
toggledTrack = null;
};
const bindChange = function (onOrOff) {
player.textTracks()[onOrOff]('change', onChange);
};
// Wrapper function to ignore our own emitted events and only listen
// to events emitted by Video.js on click on the captions menu items.
const setMode = function (track, mode) {
bindChange('off');
track.mode = mode;
window.setTimeout(function () {
bindChange('on');
}, 0);
};
bindChange('on');
return function () {
if (toggledTrack !== null) {
if (toggledTrack.mode !== 'showing') {
setMode(toggledTrack, 'showing');
} else {
setMode(toggledTrack, 'disabled');
}
toggledTrack = null;
return;
}
// Used as a fallback if no captions are currently active.
// TODO: Make this more intelligent by e.g. relying on browser language.
let fallbackCaptionsTrack = null;
const tracks = player.textTracks();
for (let i = 0; i < tracks.length; i++) {
const track = tracks[i];
if (track.kind !== 'captions') {
continue;
}
if (fallbackCaptionsTrack === null) {
fallbackCaptionsTrack = track;
}
if (track.mode === 'showing') {
setMode(track, 'disabled');
toggledTrack = track;
return;
}
}
// Fallback if no captions are currently active.
if (fallbackCaptionsTrack !== null) {
setMode(fallbackCaptionsTrack, 'showing');
toggledTrack = fallbackCaptionsTrack;
}
};
})();
function toggle_fullscreen() {
if (player.isFullscreen()) {
player.exitFullscreen();
} else {
player.requestFullscreen();
}
}
function increase_playback_rate(steps) {
const maxIndex = options.playbackRates.length - 1;
const curIndex = options.playbackRates.indexOf(player.playbackRate());
let newIndex = curIndex + steps;
if (newIndex > maxIndex) {
newIndex = maxIndex;
} else if (newIndex < 0) {
newIndex = 0;
}
player.playbackRate(options.playbackRates[newIndex]);
}
window.addEventListener('keydown', e => {
if (e.target.tagName.toLowerCase() === 'input') {
// Ignore input when focus is on certain elements, e.g. form fields.
return;
}
// See https://github.com/ctd1500/videojs-hotkeys/blob/bb4a158b2e214ccab87c2e7b95f42bc45c6bfd87/videojs.hotkeys.js#L310-L313
const isPlayerFocused = false
|| e.target === document.querySelector('.video-js')
|| e.target === document.querySelector('.vjs-tech')
|| e.target === document.querySelector('.iframeblocker')
|| e.target === document.querySelector('.vjs-control-bar')
;
let action = null;
const code = e.keyCode;
const decoratedKey =
e.key
+ (e.altKey ? '+alt' : '')
+ (e.ctrlKey ? '+ctrl' : '')
+ (e.metaKey ? '+meta' : '')
;
switch (decoratedKey) {
case ' ':
case 'k':
case 'MediaPlayPause':
action = toggle_play;
break;
case 'MediaPlay':
action = play;
break;
case 'MediaPause':
action = pause;
break;
case 'MediaStop':
action = stop;
break;
case 'ArrowUp':
if (isPlayerFocused) {
action = increase_volume.bind(this, 0.1);
}
break;
case 'ArrowDown':
if (isPlayerFocused) {
action = increase_volume.bind(this, -0.1);
}
break;
case 'm':
action = toggle_muted;
break;
case 'ArrowRight':
case 'MediaFastForward':
action = skip_seconds.bind(this, 5);
break;
case 'ArrowLeft':
case 'MediaTrackPrevious':
action = skip_seconds.bind(this, -5);
break;
case 'l':
action = skip_seconds.bind(this, 10);
break;
case 'j':
action = skip_seconds.bind(this, -10);
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
const percent = (code - 48) * 10;
action = set_time_percent.bind(this, percent);
break;
case 'c':
action = toggle_captions;
break;
case 'f':
action = toggle_fullscreen;
break;
case 'N':
case 'MediaTrackNext':
action = next_video;
break;
case 'P':
case 'MediaTrackPrevious':
// TODO: Add support to play back previous video.
break;
case '.':
// TODO: Add support for next-frame-stepping.
break;
case ',':
// TODO: Add support for previous-frame-stepping.
break;
case '>':
action = increase_playback_rate.bind(this, 1);
break;
case '<':
action = increase_playback_rate.bind(this, -1);
break;
default:
console.info('Unhandled key down event: %s:', decoratedKey, e);
break;
}
if (action) {
e.preventDefault();
action();
}
}, false);
// Add support for controlling the player volume by scrolling over it. Adapted from
// https://github.com/ctd1500/videojs-hotkeys/blob/bb4a158b2e214ccab87c2e7b95f42bc45c6bfd87/videojs.hotkeys.js#L292-L328
(function () {
const volumeStep = 0.05;
const enableVolumeScroll = true;
const enableHoverScroll = true;
const doc = document;
const pEl = document.getElementById('player');
var volumeHover = false;
var volumeSelector = pEl.querySelector('.vjs-volume-menu-button') || pEl.querySelector('.vjs-volume-panel');
if (volumeSelector != null) {
volumeSelector.onmouseover = function () { volumeHover = true; };
volumeSelector.onmouseout = function () { volumeHover = false; };
}
var mouseScroll = function mouseScroll(event) {
var activeEl = doc.activeElement;
if (enableHoverScroll) {
// If we leave this undefined then it can match non-existent elements below
activeEl = 0;
}
// When controls are disabled, hotkeys will be disabled as well
if (player.controls()) {
if (volumeHover) {
if (enableVolumeScroll) {
event = window.event || event;
var delta = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail)));
event.preventDefault();
if (delta == 1) {
increase_volume(volumeStep);
} else if (delta == -1) {
increase_volume(-volumeStep);
}
}
}
}
};
player.on('mousewheel', mouseScroll);
player.on("DOMMouseScroll", mouseScroll);
}());
// Since videojs-share can sometimes be blocked, we defer it until last
if (player.share) {
player.share(shareOptions);
}
//iOS audio double duration fix
player.on('loadedmetadata', function () {
if (iOS() && video_data.params.listen) {
player.on('timeupdate', function () {
if (player.remainingTime() < player.duration() / 2) {
player.currentTime(player.duration() + 1);
}
})
}
});
function iOS() {
return [
'iPad Simulator',
'iPhone Simulator',
'iPod Simulator',
'iPad',
'iPhone',
'iPod'
].includes(navigator.platform)
// iPad on iOS 13 detection
|| (navigator.userAgent.includes("Mac") && "ontouchend" in document)
}