knight
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968 lines
34 KiB
JavaScript
968 lines
34 KiB
JavaScript
'use strict';
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console.log('[Invidious Debug] player.js start');
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var player_data = JSON.parse(document.getElementById('player_data').textContent);
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var video_data = JSON.parse(document.getElementById('video_data').textContent);
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console.log('[Invidious Debug] video_data.params:', JSON.stringify(video_data.params));
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var options = {
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liveui: true,
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playbackRates: [0.25, 0.5, 0.75, 1.0, 1.25, 1.5, 1.75, 2.0],
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controlBar: {
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children: [
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'playToggle',
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'volumePanel',
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'currentTimeDisplay',
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'timeDivider',
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'durationDisplay',
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'progressControl',
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'remainingTimeDisplay',
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'Spacer',
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'captionsButton',
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'audioTrackButton',
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'qualitySelector',
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'playbackRateMenuButton',
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'fullscreenToggle'
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]
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},
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html5: {
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vhs: {
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overrideNative: true // always use VHS
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},
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nativeAudioTracks: false, // disable native tracks***optional
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nativeVideoTracks: false // – they interfere with VHS
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}
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};
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if (player_data.aspect_ratio) {
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options.aspectRatio = player_data.aspect_ratio;
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}
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var embed_url = new URL(location);
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embed_url.searchParams.delete('v');
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var short_url = location.origin + '/' + video_data.id + embed_url.search;
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embed_url = location.origin + '/embed/' + video_data.id + embed_url.search;
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var save_player_pos_key = 'save_player_pos';
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videojs.Vhs.xhr.beforeRequest = function(options) {
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// set local if requested not videoplayback
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if (!options.uri.includes('videoplayback')) {
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if (!options.uri.includes('local=true'))
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options.uri += '?local=true';
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}
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return options;
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};
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console.log('[Invidious Debug] Initializing videojs...');
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var player;
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try {
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player = videojs('player', options);
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console.log('[Invidious Debug] videojs initialized successfully.');
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} catch (e) {
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console.error('[Invidious Debug] videojs initialization FAILED:', e);
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// Stop further execution if player init fails
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throw e;
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}
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player.on('error', function () {
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var error = player.error();
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console.error('[Invidious Debug] Player Error Event:', error ? error.message : 'Unknown error', 'Code:', error ? error.code : 'N/A', 'Type:', error ? error.type : 'N/A', error);
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if (video_data.params.quality === 'dash') return;
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var localNotDisabled = (
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!player.currentSrc().includes('local=true') && !video_data.local_disabled
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);
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var reloadMakesSense = (
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player.error().code === MediaError.MEDIA_ERR_NETWORK ||
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player.error().code === MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED
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);
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if (localNotDisabled) {
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// add local=true to all current sources
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player.src(player.currentSources().map(function (source) {
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source.src += '&local=true';
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return source;
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}));
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} else if (reloadMakesSense) {
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console.log('[Invidious Debug] Player error: Attempting reload in 5 seconds.');
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setTimeout(function () {
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console.warn('An error occurred in the player, reloading...');
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// After load() all parameters are reset. Save them
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var currentTime = player.currentTime();
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var playbackRate = player.playbackRate();
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var paused = player.paused();
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player.load();
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if (currentTime > 0.5) currentTime -= 0.5;
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player.currentTime(currentTime);
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player.playbackRate(playbackRate);
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if (!paused) player.play();
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}, 5000);
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} else {
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console.log('[Invidious Debug] Player error: No specific action taken.');
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}
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});
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try {
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player.on('error', function () {
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var error = player.error();
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console.error('[Invidious Debug] Player Error Event:', error ? error.message : 'Unknown error', 'Code:', error ? error.code : 'N/A', 'Type:', error ? error.type : 'N/A', error);
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// Only reload if not dash or an ad is playing.
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// Don't reload if the error is Source Not Supported type, as this is used when
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});
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console.log('[Invidious Debug] Generic player error listener attached.');
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// Add listener for tech errors (might give more specific MSE/network errors)
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player.ready(function() {
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const tech = player.tech_;
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if (tech) {
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tech.on('error', function(event) {
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console.error('[Invidious Debug] Tech Error Event:', event);
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if (tech.error) {
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console.error('[Invidious Debug] Tech Error Details:', tech.error().message, 'Code:', tech.error().code);
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}
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});
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console.log('[Invidious Debug] Tech error listener attached.');
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} else {
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console.warn('[Invidious Debug] Could not attach tech error listener.');
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}
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});
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} catch (e) {
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console.error('[Invidious Debug] FAILED attaching error listeners:', e);
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}
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if (player.error) {
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console.log('[Invidious Debug] Player error listener attached.');
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}
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if (video_data.params.quality === 'dash') {
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console.log('[Invidious Debug] Initializing reloadSourceOnError...');
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try {
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player.reloadSourceOnError({
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errorInterval: 10
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});
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console.log('[Invidious Debug] reloadSourceOnError initialized.');
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} catch (e) {
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console.error('[Invidious Debug] reloadSourceOnError FAILED:', e);
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}
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}
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/**
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* Function for add time argument to url
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*
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* @param {String} url
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* @param {String} [base]
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* @returns {URL} urlWithTimeArg
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*/
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function addCurrentTimeToURL(url, base) {
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var urlUsed = new URL(url, base);
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urlUsed.searchParams.delete('start');
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var currentTime = Math.ceil(player.currentTime());
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if (currentTime > 0)
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urlUsed.searchParams.set('t', currentTime);
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else if (urlUsed.searchParams.has('t'))
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urlUsed.searchParams.delete('t');
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return urlUsed;
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}
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/**
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* Global variable to save the last timestamp (in full seconds) at which the external
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* links were updated by the 'timeupdate' callback below.
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*
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* It is initialized to 5s so that the video will always restart from the beginning
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* if the user hasn't really started watching before switching to the other website.
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*/
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var timeupdate_last_ts = 5;
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/**
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* Callback that updates the timestamp on all external links
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*/
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player.on('timeupdate', function () {
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// Only update once every second
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let current_ts = Math.floor(player.currentTime());
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if (current_ts > timeupdate_last_ts) timeupdate_last_ts = current_ts;
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else return;
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// YouTube links
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let elem_yt_watch = document.getElementById('link-yt-watch');
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if (elem_yt_watch) {
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let base_url_yt_watch = elem_yt_watch.getAttribute('data-base-url');
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elem_yt_watch.href = addCurrentTimeToURL(base_url_yt_watch);
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}
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let elem_yt_embed = document.getElementById('link-yt-embed');
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if (elem_yt_embed) {
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let base_url_yt_embed = elem_yt_embed.getAttribute('data-base-url');
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elem_yt_embed.href = addCurrentTimeToURL(base_url_yt_embed);
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}
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// Invidious links
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let domain = window.location.origin;
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let elem_iv_embed = document.getElementById('link-iv-embed');
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if (elem_iv_embed) {
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let base_url_iv_embed = elem_iv_embed.getAttribute('data-base-url');
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elem_iv_embed.href = addCurrentTimeToURL(base_url_iv_embed, domain);
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}
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let elem_iv_other = document.getElementById('link-iv-other');
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if (elem_iv_other) {
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let base_url_iv_other = elem_iv_other.getAttribute('data-base-url');
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elem_iv_other.href = addCurrentTimeToURL(base_url_iv_other, domain);
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}
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});
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/**
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* Method for getting the contents of a cookie
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*
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* @param {String} name Name of cookie
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* @returns {String|null} cookieValue
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*/
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function getCookieValue(name) {
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var cookiePrefix = name + '=';
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var matchedCookie = document.cookie.split(';').find(function (item) {return item.includes(cookiePrefix);});
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if (matchedCookie)
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return matchedCookie.replace(cookiePrefix, '');
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return null;
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}
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/**
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* Method for updating the 'PREFS' cookie (or creating it if missing)
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*
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* @param {number} newVolume New volume defined (null if unchanged)
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* @param {number} newSpeed New speed defined (null if unchanged)
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*/
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function updateCookie(newVolume, newSpeed) {
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var volumeValue = newVolume !== null ? newVolume : video_data.params.volume;
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var speedValue = newSpeed !== null ? newSpeed : video_data.params.speed;
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var cookieValue = getCookieValue('PREFS');
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var cookieData;
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if (cookieValue !== null) {
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var cookieJson = JSON.parse(decodeURIComponent(cookieValue));
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cookieJson.volume = volumeValue;
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cookieJson.speed = speedValue;
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cookieData = encodeURIComponent(JSON.stringify(cookieJson));
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} else {
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cookieData = encodeURIComponent(JSON.stringify({ 'volume': volumeValue, 'speed': speedValue }));
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}
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// Set expiration in 2 year
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var date = new Date();
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date.setFullYear(date.getFullYear() + 2);
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var ipRegex = /^((\d+\.){3}\d+|[\dA-Fa-f]*:[\d:A-Fa-f]*:[\d:A-Fa-f]+)$/;
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var domainUsed = location.hostname;
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// Fix for a bug in FF where the leading dot in the FQDN is not ignored
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if (domainUsed.charAt(0) !== '.' && !ipRegex.test(domainUsed) && domainUsed !== 'localhost')
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domainUsed = '.' + location.hostname;
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var secure = location.protocol.startsWith("https") ? " Secure;" : "";
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document.cookie = 'PREFS=' + cookieData + '; SameSite=Lax; path=/; domain=' +
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domainUsed + '; expires=' + date.toGMTString() + ';' + secure;
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video_data.params.volume = volumeValue;
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video_data.params.speed = speedValue;
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}
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player.on('ratechange', function () {
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updateCookie(null, player.playbackRate());
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if (isMobile()) {
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player.mobileUi({ touchControls: { seekSeconds: 5 * player.playbackRate() } });
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}
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});
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player.on('volumechange', function () {
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updateCookie(Math.ceil(player.volume() * 100), null);
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});
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player.on('waiting', function () {
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if (player.playbackRate() > 1 && player.liveTracker.isLive() && player.liveTracker.atLiveEdge()) {
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console.info('Player has caught up to source, resetting playbackRate');
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player.playbackRate(1);
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}
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});
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if (video_data.premiere_timestamp && Math.round(new Date() / 1000) < video_data.premiere_timestamp) {
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player.getChild('bigPlayButton').hide();
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}
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if (video_data.params.save_player_pos) {
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console.log('[Invidious Debug] Setting up player position save/restore...');
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var lastUpdated = 0;
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var save_video_time = function(time) {
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const all_video_times = get_all_video_times();
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all_video_times[video_data.id] = time;
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helpers.storage.set(save_player_pos_key, all_video_times);
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}
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player.on('timeupdate', function () {
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const raw = player.currentTime();
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const time = Math.floor(raw);
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if(lastUpdated !== time && raw <= video_data.length_seconds - 15) {
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save_video_time(time);
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lastUpdated = time;
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}
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});
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}
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else remove_all_video_times();
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if (video_data.params.autoplay) {
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console.log('[Invidious Debug] Handling autoplay setup...');
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var bpb = player.getChild('bigPlayButton');
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bpb.hide();
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player.ready(function () {
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console.log('[Invidious Debug] Player ready for autoplay.');
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new Promise(function (resolve, reject) {
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setTimeout(function () {resolve(1);}, 1);
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}).then(function (result) {
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console.log('[Invidious Debug] Attempting autoplay...');
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console.log('[Invidious Debug] Calling player.play() for autoplay...');
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var promise = player.play();
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if (promise !== undefined) {
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promise.then(function () {
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console.log('[Invidious Debug] Autoplay successful.');
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}).catch(function (error) {
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console.error('[Invidious Debug] Autoplay FAILED:', error);
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bpb.show();
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});
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} else {
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console.log('[Invidious Debug] Autoplay started (no promise returned).');
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}
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});
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});
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}
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if (!video_data.params.listen && video_data.params.quality === 'dash') {
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console.log('[Invidious Debug] Initializing httpSourceSelector...');
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console.log('[Invidious Debug] Player sources BEFORE httpSourceSelector init:', JSON.stringify(player.currentSources()));
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try {
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player.httpSourceSelector(); // This triggers manifest fetch & parsing
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console.log('[Invidious Debug] httpSourceSelector initialized (call successful).'); // Log after call
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console.log('[Invidious Debug] Player sources AFTER httpSourceSelector init call:', JSON.stringify(player.currentSources())); // Sources might not update yet
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// Add listener for source changes after httpSourceSelector
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player.on('sourceset', function() {
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console.log('[Invidious Debug] Event: sourceset triggered. Current sources:', JSON.stringify(player.currentSources())); // Log when sources actually change
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});
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console.log('[Invidious Debug] sourceset listener attached.'); // Added
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|
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// Listen for potential errors during quality level processing
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player.ready(function () {
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// Add listener for quality level errors
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const qualityLevels = player.qualityLevels();
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if (qualityLevels) {
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qualityLevels.on('error', function(event) {
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console.error('[Invidious Debug] QualityLevels Error Event:', event);
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});
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console.log('[Invidious Debug] QualityLevels error listener attached.'); // Added
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|
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// Log initial quality levels once metadata is loaded
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player.on('loadedmetadata', function() {
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try {
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console.log('[Invidious Debug] Event: loadedmetadata triggered.'); // Added
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const levels = Array.from(player.qualityLevels());
|
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// Log detailed info about each level
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console.log('[Invidious Debug] Quality levels after loadedmetadata:', JSON.stringify(levels.map(l => ({id: l.id, width: l.width, height: l.height, bitrate: l.bitrate, enabled: l.enabled}))));
|
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} catch (e) {
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console.error('[Invidious Debug] Error logging/processing quality levels:', e); // Added
|
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}
|
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});
|
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console.log('[Invidious Debug] loadedmetadata listener attached for quality level logging.'); // Added
|
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} else {
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console.warn('[Invidious Debug] Could not attach QualityLevels error listener or get levels.'); // Added
|
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}
|
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});
|
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|
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if (video_data.params.quality_dash !== 'auto') {
|
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console.log('[Invidious Debug] Setting DASH quality:', video_data.params.quality_dash);
|
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player.ready(function () {
|
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player.on('loadedmetadata', function () {
|
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try {
|
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const qualityLevels = Array.from(player.qualityLevels()).sort(function (a, b) {return a.height - b.height;});
|
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let targetQualityLevel;
|
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switch (video_data.params.quality_dash) {
|
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case 'best':
|
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targetQualityLevel = qualityLevels.length - 1;
|
||
break;
|
||
case 'worst':
|
||
targetQualityLevel = 0;
|
||
break;
|
||
default:
|
||
const targetHeight = parseInt(video_data.params.quality_dash);
|
||
for (let i = 0; i < qualityLevels.length; i++) {
|
||
if (qualityLevels[i].height <= targetHeight)
|
||
targetQualityLevel = i;
|
||
else
|
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break;
|
||
}
|
||
}
|
||
qualityLevels.forEach(function (level, index) {
|
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level.enabled = (index === targetQualityLevel);
|
||
});
|
||
console.log('[Invidious Debug] DASH quality levels set.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] Error setting DASH quality levels:', e);
|
||
}
|
||
});
|
||
});
|
||
}
|
||
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] httpSourceSelector FAILED (call threw error):', e); // Log if the call itself fails
|
||
}
|
||
}
|
||
|
||
console.log('[Invidious Debug] Initializing vttThumbnails...');
|
||
try {
|
||
player.vttThumbnails({
|
||
src: '/api/v1/storyboards/' + video_data.id + '?height=90',
|
||
showTimestamp: true
|
||
});
|
||
console.log('[Invidious Debug] vttThumbnails initialized.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] vttThumbnails FAILED:', e);
|
||
}
|
||
|
||
// Enable annotations
|
||
if (!video_data.params.listen && video_data.params.annotations) {
|
||
console.log('[Invidious Debug] Initializing annotations...');
|
||
addEventListener('load', function (e) {
|
||
addEventListener('__ar_annotation_click', function (e) {
|
||
const url = e.detail.url,
|
||
target = e.detail.target,
|
||
seconds = e.detail.seconds;
|
||
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') {
|
||
location.href = path;
|
||
} else if (target === 'new') {
|
||
open(path, '_blank');
|
||
}
|
||
});
|
||
|
||
helpers.xhr('GET', '/api/v1/annotations/' + video_data.id, {
|
||
responseType: 'text',
|
||
timeout: 60000
|
||
}, {
|
||
on200: function (response) {
|
||
var video_container = document.getElementById('player');
|
||
videojs.registerPlugin('youtubeAnnotationsPlugin', youtubeAnnotationsPlugin);
|
||
if (player.paused()) {
|
||
player.one('play', function (event) {
|
||
player.youtubeAnnotationsPlugin({ annotationXml: response, videoContainer: video_container });
|
||
});
|
||
} else {
|
||
player.youtubeAnnotationsPlugin({ annotationXml: response, videoContainer: video_container });
|
||
}
|
||
console.log('[Invidious Debug] Annotations initialized.');
|
||
}
|
||
});
|
||
});
|
||
}
|
||
|
||
player.on('play', function() {
|
||
console.log('[Invidious Debug] Event: play triggered. Current source:', JSON.stringify(player.currentSource()));
|
||
});
|
||
|
||
player.on('playing', function() {
|
||
console.log('[Invidious Debug] Event: playing triggered. Playback has started.');
|
||
});
|
||
|
||
player.on('waiting', function() {
|
||
console.log('[Invidious Debug] Event: waiting triggered. Buffering or waiting for data.');
|
||
});
|
||
|
||
var shareOptions = {
|
||
socials: ['fbFeed', 'tw', 'reddit', 'email'],
|
||
|
||
get url() {
|
||
return addCurrentTimeToURL(short_url);
|
||
},
|
||
title: player_data.title,
|
||
description: player_data.description,
|
||
image: player_data.thumbnail,
|
||
get embedCode() {
|
||
// Single quotes inside here required. HTML inserted as is into value attribute of input
|
||
return "<iframe id='ivplayer' width='640' height='360' src='" +
|
||
addCurrentTimeToURL(embed_url) + "' style='border:none;'></iframe>";
|
||
}
|
||
};
|
||
|
||
if (location.pathname.startsWith('/embed/')) {
|
||
console.log('[Invidious Debug] Initializing overlay...');
|
||
try {
|
||
var overlay_content = '<h1><a rel="noopener" target="_blank" href="' + location.origin + '/watch?v=' + video_data.id + '">' + player_data.title + '</a></h1>';
|
||
player.overlay({
|
||
overlays: [
|
||
{ start: 'loadstart', content: overlay_content, end: 'playing', align: 'top'},
|
||
{ start: 'pause', content: overlay_content, end: 'playing', align: 'top'}
|
||
]
|
||
});
|
||
console.log('[Invidious Debug] Overlay initialized.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] Overlay FAILED:', e);
|
||
}
|
||
}
|
||
|
||
// Detect mobile users and initialize mobileUi for better UX
|
||
// Detection code taken from https://stackoverflow.com/a/20293441
|
||
function isMobile() {
|
||
return typeof window.orientation !== 'undefined' || navigator.userAgent.indexOf('IEMobile') !== -1;
|
||
}
|
||
|
||
if (isMobile()) {
|
||
console.log('[Invidious Debug] Mobile detected, initializing mobile UI...');
|
||
try {
|
||
player.mobileUi({ touchControls: { seekSeconds: 5, tapTimeout: 200, disableOnEnd: true } });
|
||
console.log('[Invidious Debug] Mobile UI initialized.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] Mobile UI FAILED:', e);
|
||
}
|
||
}
|
||
|
||
if (player.markers && !video_data.params.listen && video_data.params.chapters) {
|
||
console.log('[Invidious Debug] Initializing markers...');
|
||
var markers = [];
|
||
for (var i = 0; i < video_data.params.chapters.length; i++) {
|
||
var marker = video_data.params.chapters[i];
|
||
markers.push({
|
||
time: marker.start,
|
||
text: marker.title,
|
||
});
|
||
}
|
||
|
||
if (markers.length > 1 && markers[0].time === 0 && markers[0].text === 'Intro') {
|
||
markers.shift();
|
||
}
|
||
|
||
markers.sort((a,b) => (a.time > b.time) ? 1 : ((b.time > a.time) ? -1 : 0));
|
||
|
||
var unique_markers = [];
|
||
var last_time = -1;
|
||
for (var i = 0; i < markers.length; i++) {
|
||
var marker = markers[i];
|
||
if (marker.time <= last_time) {
|
||
continue;
|
||
}
|
||
unique_markers.push(marker);
|
||
last_time = marker.time;
|
||
}
|
||
markers = unique_markers;
|
||
|
||
// Add "end" time information to each marker
|
||
for (var i = 0; i < markers.length; i++) {
|
||
var marker = markers[i];
|
||
if (i < markers.length - 1) {
|
||
marker.end = markers[i+1].time - 0.001;
|
||
} else {
|
||
marker.end = player.duration();
|
||
}
|
||
}
|
||
|
||
player.markers.removeAll();
|
||
|
||
// Callback function when a marker is reached
|
||
function onMarkerReached(marker) {
|
||
//console.log("marker reached: " + marker.text + " at " + marker.time);
|
||
}
|
||
|
||
try {
|
||
player.markers({
|
||
onMarkerReached: onMarkerReached,
|
||
markers: markers
|
||
});
|
||
console.log('[Invidious Debug] Markers initialized.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] Markers FAILED:', e);
|
||
}
|
||
|
||
player.currentTime(video_data.params.video_start);
|
||
}
|
||
|
||
player.volume(video_data.params.volume / 100);
|
||
player.playbackRate(video_data.params.speed);
|
||
console.log('[Invidious Debug] Volume and playback rate set.');
|
||
|
||
if (player.share) {
|
||
console.log('[Invidious Debug] Initializing share plugin...');
|
||
try {
|
||
player.share(shareOptions);
|
||
console.log('[Invidious Debug] Share plugin initialized.');
|
||
} catch(e) {
|
||
console.error('[Invidious Debug] Share plugin FAILED:', e);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Method for saving the current video time
|
||
*
|
||
* @param {number} seconds
|
||
*/
|
||
function save_video_time(seconds) {
|
||
const all_video_times = get_all_video_times();
|
||
all_video_times[video_data.id] = seconds;
|
||
helpers.storage.set(save_player_pos_key, all_video_times);
|
||
}
|
||
|
||
/**
|
||
* Method for getting the saved video time
|
||
*
|
||
* @returns {number}
|
||
*/
|
||
function get_video_time() {
|
||
return get_all_video_times()[video_data.id] || 0;
|
||
}
|
||
|
||
/**
|
||
* Method for getting all saved video times
|
||
*
|
||
* @returns {Object}
|
||
*/
|
||
function get_all_video_times() {
|
||
return helpers.storage.get(save_player_pos_key) || {};
|
||
}
|
||
|
||
/**
|
||
* Method for removing all saved video times
|
||
*/
|
||
function remove_all_video_times() {
|
||
helpers.storage.remove(save_player_pos_key);
|
||
}
|
||
|
||
/**
|
||
* Method for setting the video time to a certain percentage
|
||
*
|
||
* @param {number} percent
|
||
*/
|
||
function set_time_percent(percent) {
|
||
const duration = player.duration();
|
||
const newTime = duration * (percent / 100);
|
||
player.currentTime(newTime);
|
||
}
|
||
|
||
/**
|
||
* Method for playing the video
|
||
*/
|
||
function play() { player.play(); }
|
||
|
||
/**
|
||
* Method for pausing the video
|
||
*/
|
||
function pause() { player.pause(); }
|
||
|
||
/**
|
||
* Method for stopping the video
|
||
*/
|
||
function stop() { player.pause(); player.currentTime(0); }
|
||
|
||
/**
|
||
* Method for toggling play/pause
|
||
*/
|
||
function toggle_play() { player.paused() ? play() : pause(); }
|
||
|
||
/**
|
||
* Method for toggling captions
|
||
*/
|
||
const toggle_captions = (function () {
|
||
let toggledTrack = null;
|
||
|
||
function bindChange(onOrOff) {
|
||
player.textTracks()[onOrOff]('change', function (e) {
|
||
toggledTrack = null;
|
||
});
|
||
}
|
||
|
||
// Wrapper function to ignore our own emitted events and only listen
|
||
// to events emitted by Video.js on click on the captions menu items.
|
||
function setMode(track, mode) {
|
||
bindChange('off');
|
||
track.mode = mode;
|
||
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;
|
||
}
|
||
};
|
||
})();
|
||
|
||
/**
|
||
* Method for toggling fullscreen
|
||
*/
|
||
function toggle_fullscreen() {
|
||
player.isFullscreen() ? player.exitFullscreen() : player.requestFullscreen();
|
||
}
|
||
|
||
/**
|
||
* Method for increasing playback rate
|
||
*
|
||
* @param {number} steps
|
||
*/
|
||
function increase_playback_rate(steps) {
|
||
const maxIndex = options.playbackRates.length - 1;
|
||
const curIndex = options.playbackRates.indexOf(player.playbackRate());
|
||
let newIndex = curIndex + steps;
|
||
newIndex = helpers.clamp(newIndex, 0, maxIndex);
|
||
player.playbackRate(options.playbackRates[newIndex]);
|
||
}
|
||
|
||
// Add event listener for keydown events
|
||
addEventListener('keydown', function (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 = change_volume.bind(this, 0.1);
|
||
break;
|
||
case 'ArrowDown':
|
||
if (isPlayerFocused) action = change_volume.bind(this, -0.1);
|
||
break;
|
||
|
||
case 'm':
|
||
action = toggle_muted;
|
||
break;
|
||
|
||
case 'ArrowRight':
|
||
case 'MediaFastForward':
|
||
action = skip_seconds.bind(this, 5 * player.playbackRate());
|
||
break;
|
||
case 'ArrowLeft':
|
||
case 'MediaTrackPrevious':
|
||
action = skip_seconds.bind(this, -5 * player.playbackRate());
|
||
break;
|
||
case 'l':
|
||
action = skip_seconds.bind(this, 10 * player.playbackRate());
|
||
break;
|
||
case 'j':
|
||
action = skip_seconds.bind(this, -10 * player.playbackRate());
|
||
break;
|
||
|
||
case '0':
|
||
case '1':
|
||
case '2':
|
||
case '3':
|
||
case '4':
|
||
case '5':
|
||
case '6':
|
||
case '7':
|
||
case '8':
|
||
case '9':
|
||
// Ignore numpad numbers
|
||
if (code > 57) break;
|
||
|
||
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;
|
||
|
||
// TODO: More precise step. Now FPS is taken equal to 29.97
|
||
// Common FPS: https://forum.videohelp.com/threads/81864#post323588
|
||
// Possible solution is new HTMLVideoElement.requestVideoFrameCallback() https://wicg.github.io/video-rvfc/
|
||
case ',': action = function () { pause(); skip_seconds(-1/29.97); }; break;
|
||
case '.': action = function () { pause(); skip_seconds( 1/29.97); }; 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 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; };
|
||
}
|
||
|
||
function mouseScroll(event) {
|
||
// When controls are disabled, hotkeys will be disabled as well
|
||
if (!player.controls() || !volumeHover) return;
|
||
|
||
event.preventDefault();
|
||
var wheelMove = event.wheelDelta || -event.detail;
|
||
var volumeSign = Math.sign(wheelMove);
|
||
|
||
change_volume(volumeSign * 0.05); // decrease/increase by 5%
|
||
}
|
||
|
||
player.on('mousewheel', mouseScroll);
|
||
player.on('DOMMouseScroll', mouseScroll);
|
||
}());
|
||
|
||
// show the preferred caption by default
|
||
if (player_data.preferred_caption_found) {
|
||
player.ready(function () {
|
||
if (!video_data.params.listen && video_data.params.quality === 'dash') {
|
||
// play.textTracks()[0] on DASH mode is showing some debug messages
|
||
player.textTracks()[1].mode = 'showing';
|
||
} else {
|
||
player.textTracks()[0].mode = 'showing';
|
||
}
|
||
});
|
||
}
|
||
|
||
// Safari audio double duration fix
|
||
if (navigator.vendor === 'Apple Computer, Inc.' && video_data.params.listen) {
|
||
console.log('[Invidious Debug] Applying Safari listen mode duration fix...');
|
||
player.on('loadedmetadata', function () {
|
||
player.on('timeupdate', function () {
|
||
if (player.remainingTime() < player.duration() / 2 && player.remainingTime() >= 2) {
|
||
player.currentTime(player.duration() - 1);
|
||
}
|
||
});
|
||
});
|
||
}
|
||
|
||
// Safari screen timeout on looped video playback fix
|
||
if (navigator.vendor === 'Apple Computer, Inc.' && !video_data.params.listen && video_data.params.video_loop) {
|
||
console.log('[Invidious Debug] Applying Safari loop mode screen timeout fix...');
|
||
player.loop(false);
|
||
player.ready(function () {
|
||
player.on('ended', function () {
|
||
player.currentTime(0);
|
||
player.play();
|
||
});
|
||
});
|
||
}
|
||
|
||
// Watch on Invidious link
|
||
if (location.pathname.startsWith('/embed/')) {
|
||
console.log('[Invidious Debug] Adding Watch on Invidious button...');
|
||
try {
|
||
const Button = videojs.getComponent('Button');
|
||
let watch_on_invidious_button = new Button(player);
|
||
|
||
// Create hyperlink for current instance
|
||
var redirect_element = document.createElement('a');
|
||
redirect_element.setAttribute('href', location.pathname.replace('/embed/', '/watch?v='));
|
||
redirect_element.appendChild(document.createTextNode('Invidious'));
|
||
|
||
watch_on_invidious_button.el().appendChild(redirect_element);
|
||
watch_on_invidious_button.addClass('watch-on-invidious');
|
||
|
||
var cb = player.getChild('ControlBar');
|
||
cb.addChild(watch_on_invidious_button);
|
||
console.log('[Invidious Debug] Watch on Invidious button added.');
|
||
} catch (e) {
|
||
console.error('[Invidious Debug] Watch on Invidious button FAILED:', e);
|
||
}
|
||
}
|
||
|
||
addEventListener('DOMContentLoaded', function () {
|
||
// Save time during redirection on another instance
|
||
const changeInstanceLink = document.querySelector('#watch-on-another-invidious-instance > a');
|
||
if (changeInstanceLink) changeInstanceLink.addEventListener('click', function () {
|
||
changeInstanceLink.href = addCurrentTimeToURL(changeInstanceLink.href);
|
||
});
|
||
});
|
||
|
||
console.log('[Invidious Debug] player.js finished loading.');
|