diff --git a/frontend/config/mediacms.config.pages.js b/frontend/config/mediacms.config.pages.js index 56b35df..3d58e75 100644 --- a/frontend/config/mediacms.config.pages.js +++ b/frontend/config/mediacms.config.pages.js @@ -20,11 +20,11 @@ const formatPage = (page) => { ? templates.renderPageContent({ page: { id: pageContentId, component: page.component } }) : undefined; const headLinks = [ - { rel: 'preload', href: './static/lib/video-js/7.7.5/video.min.js', as: 'script' }, + { rel: 'preload', href: './static/lib/video-js/7.20.2/video.min.js', as: 'script' }, ...(page.headLinks ? page.headLinks : []), ]; const bodyScripts = [ - { src: './static/lib/video-js/7.7.5/video.min.js' }, + { src: './static/lib/video-js/7.20.2/video.min.js' }, ...(page.bodyScripts ? page.bodyScripts : []), ]; diff --git a/frontend/package-lock.json b/frontend/package-lock.json index b322c8d..46f733f 100644 --- a/frontend/package-lock.json +++ b/frontend/package-lock.json @@ -1091,7 +1091,6 @@ "version": "7.14.6", "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.14.6.tgz", "integrity": "sha512-/PCB2uJ7oM44tz8YhC4Z/6PeOKXp4K588f+5M3clr1M4zbqztlo0XEfJ2LEzj/FgwfgGcIdl8n7YYjTCI0BYwg==", - "dev": true, "requires": { "regenerator-runtime": "^0.13.4" } @@ -5154,6 +5153,14 @@ "ipaddr.js": "^1.9.0" } }, + "invariant": { + "version": "2.2.4", + "resolved": "https://registry.npmjs.org/invariant/-/invariant-2.2.4.tgz", + "integrity": "sha512-phJfQVBuaJM5raOpJjSfkiD6BpbCE4Ns//LaXl6wGYtUBY83nWS6Rf9tXm2e8VaK60JEjYldbPif/A2B1C2gNA==", + "requires": { + "loose-envify": "^1.0.0" + } + }, "ip": { "version": "1.1.5", "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz", @@ -7664,7 +7671,6 @@ "version": "15.7.2", "resolved": "https://registry.npmjs.org/prop-types/-/prop-types-15.7.2.tgz", "integrity": "sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==", - "dev": true, "requires": { "loose-envify": "^1.4.0", "object-assign": "^4.1.1", @@ -7841,8 +7847,28 @@ "react-is": { "version": "16.13.1", "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.13.1.tgz", - "integrity": "sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==", - "dev": true + "integrity": "sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==" + }, + "react-mentions": { + "version": "4.4.7", + "resolved": "https://registry.npmjs.org/react-mentions/-/react-mentions-4.4.7.tgz", + "integrity": "sha512-VNriu2h/uOB+RS0mwZgPG2Vf+UtdDvRh5zbXa2TNc1WqacKuNDgTdhlbo9LEOZRBxRzIeTUYQmYJ7p9M9rDHqQ==", + "requires": { + "@babel/runtime": "7.4.5", + "invariant": "^2.2.4", + "prop-types": "^15.5.8", + "substyle": "^9.1.0" + }, + "dependencies": { + "@babel/runtime": { + "version": "7.4.5", + "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.4.5.tgz", + "integrity": "sha512-TuI4qpWZP6lGOGIuGWtp9sPluqYICmbk8T/1vpSysqJxRPkudh/ofFWyqdcMsDf2s7KvDL4/YHgKyvcS3g9CJQ==", + "requires": { + "regenerator-runtime": "^0.13.2" + } + } + } }, "read-cache": { "version": "1.0.0", @@ -7956,8 +7982,7 @@ "regenerator-runtime": { "version": "0.13.7", "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.7.tgz", - "integrity": "sha512-a54FxoJDIr27pgf7IgeQGxmqUNYrcV338lf/6gH456HZ/PhX+5BcwHXG9ajESmwe6WRO0tAzRUrRmNONWgkrew==", - "dev": true + "integrity": "sha512-a54FxoJDIr27pgf7IgeQGxmqUNYrcV338lf/6gH456HZ/PhX+5BcwHXG9ajESmwe6WRO0tAzRUrRmNONWgkrew==" }, "regenerator-transform": { "version": "0.14.5", @@ -9233,6 +9258,15 @@ "postcss-selector-parser": "^6.0.4" } }, + "substyle": { + "version": "9.4.1", + "resolved": "https://registry.npmjs.org/substyle/-/substyle-9.4.1.tgz", + "integrity": "sha512-VOngeq/W1/UkxiGzeqVvDbGDPM8XgUyJVWjrqeh+GgKqspEPiLYndK+XRcsKUHM5Muz/++1ctJ1QCF/OqRiKWA==", + "requires": { + "@babel/runtime": "^7.3.4", + "invariant": "^2.2.4" + } + }, "supports-color": { "version": "5.5.0", "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz", diff --git a/frontend/src/static/js/components/video-player/VideoPlayer.scss b/frontend/src/static/js/components/video-player/VideoPlayer.scss index e58f2ba..b5436ca 100755 --- a/frontend/src/static/js/components/video-player/VideoPlayer.scss +++ b/frontend/src/static/js/components/video-player/VideoPlayer.scss @@ -1,5 +1,5 @@ @use "sass:math"; -@import '../../../lib/video-js/7.7.5/video-js.min.css'; +@import '../../../lib/video-js/7.20.2/video-js.min.css'; @import '../../../css/includes/_variables.scss'; @keyframes up-next-circle-countdown { diff --git a/frontend/src/static/lib/video-js/7.7.5/video-js.css b/frontend/src/static/lib/video-js/7.20.2/video-js.css old mode 100755 new mode 100644 similarity index 87% rename from frontend/src/static/lib/video-js/7.7.5/video-js.css rename to frontend/src/static/lib/video-js/7.20.2/video-js.css index 5b0e3b9..60432a2 --- a/frontend/src/static/lib/video-js/7.7.5/video-js.css +++ b/frontend/src/static/lib/video-js/7.20.2/video-js.css @@ -379,21 +379,38 @@ .video-js.vjs-fluid, .video-js.vjs-16-9, -.video-js.vjs-4-3 { +.video-js.vjs-4-3, +.video-js.vjs-9-16, +.video-js.vjs-1-1 { width: 100%; max-width: 100%; +} + +.video-js.vjs-fluid:not(.vjs-audio-only-mode), +.video-js.vjs-16-9:not(.vjs-audio-only-mode), +.video-js.vjs-4-3:not(.vjs-audio-only-mode), +.video-js.vjs-9-16:not(.vjs-audio-only-mode), +.video-js.vjs-1-1:not(.vjs-audio-only-mode) { height: 0; } -.video-js.vjs-16-9 { +.video-js.vjs-16-9:not(.vjs-audio-only-mode) { padding-top: 56.25%; } -.video-js.vjs-4-3 { +.video-js.vjs-4-3:not(.vjs-audio-only-mode) { padding-top: 75%; } -.video-js.vjs-fill { +.video-js.vjs-9-16:not(.vjs-audio-only-mode) { + padding-top: 177.7777777778%; +} + +.video-js.vjs-1-1:not(.vjs-audio-only-mode) { + padding-top: 100%; +} + +.video-js.vjs-fill:not(.vjs-audio-only-mode) { width: 100%; height: 100%; } @@ -406,6 +423,10 @@ height: 100%; } +.video-js.vjs-audio-only-mode .vjs-tech { + display: none; +} + body.vjs-full-window { padding: 0; margin: 0; @@ -422,7 +443,7 @@ body.vjs-full-window { right: 0; } -.video-js.vjs-fullscreen { +.video-js.vjs-fullscreen:not(.vjs-ios-native-fs) { width: 100% !important; height: 100% !important; padding-top: 0 !important; @@ -451,8 +472,8 @@ body.vjs-full-window { .vjs-lock-showing { display: block !important; - opacity: 1; - visibility: visible; + opacity: 1 !important; + visibility: visible !important; } .vjs-no-js { @@ -614,6 +635,11 @@ body.vjs-full-window { color: #2B333F; } +.video-js .vjs-menu *:not(.vjs-selected):focus:not(:focus-visible), +.js-focus-visible .vjs-menu *:not(.vjs-selected):focus:not(.focus-visible) { + background: none; +} + .vjs-menu li.vjs-menu-title { text-align: center; text-transform: uppercase; @@ -736,7 +762,8 @@ body.vjs-full-window { background-color: rgba(43, 51, 63, 0.7); } -.vjs-has-started .vjs-control-bar { +.vjs-has-started .vjs-control-bar, +.vjs-audio-only-mode .vjs-control-bar { display: flex; visibility: visible; opacity: 1; @@ -746,6 +773,7 @@ body.vjs-full-window { .vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { visibility: visible; opacity: 0; + pointer-events: none; transition: visibility 1s, opacity 1s; } @@ -755,9 +783,11 @@ body.vjs-full-window { display: none !important; } -.vjs-audio.vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { +.vjs-audio.vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar, +.vjs-audio-only-mode.vjs-has-started.vjs-user-inactive.vjs-playing .vjs-control-bar { opacity: 1; visibility: visible; + pointer-events: auto; } .vjs-has-started.vjs-no-flex .vjs-control-bar { @@ -774,18 +804,28 @@ body.vjs-full-window { flex: none; } +.video-js .vjs-control.vjs-visible-text { + width: auto; + padding-left: 1em; + padding-right: 1em; +} + .vjs-button > .vjs-icon-placeholder:before { font-size: 1.8em; line-height: 1.67; } +.vjs-button > .vjs-icon-placeholder { + display: block; +} + .video-js .vjs-control:focus:before, .video-js .vjs-control:hover:before, .video-js .vjs-control:focus { text-shadow: 0em 0em 1em white; } -.video-js .vjs-control-text { +.video-js *:not(.vjs-visible-text) > .vjs-control-text { border: 0; clip: rect(0 0 0 0); height: 1px; @@ -1074,6 +1114,7 @@ body.vjs-full-window { .video-js .vjs-volume-level:before { position: absolute; font-size: 0.9em; + z-index: 1; } .vjs-slider-vertical .vjs-volume-level { @@ -1082,6 +1123,7 @@ body.vjs-full-window { .vjs-slider-vertical .vjs-volume-level:before { top: -0.5em; left: -0.3em; + z-index: 1; } .vjs-slider-horizontal .vjs-volume-level { @@ -1116,6 +1158,77 @@ body.vjs-full-window { left: -2em; } +.video-js .vjs-volume-tooltip { + background-color: #fff; + background-color: rgba(255, 255, 255, 0.8); + border-radius: 0.3em; + color: #000; + float: right; + font-family: Arial, Helvetica, sans-serif; + font-size: 1em; + padding: 6px 8px 8px 8px; + pointer-events: none; + position: absolute; + top: -3.4em; + visibility: hidden; + z-index: 1; +} + +.video-js .vjs-volume-control:hover .vjs-volume-tooltip, +.video-js .vjs-volume-control:hover .vjs-progress-holder:focus .vjs-volume-tooltip { + display: block; + font-size: 1em; + visibility: visible; +} + +.video-js .vjs-volume-vertical:hover .vjs-volume-tooltip, +.video-js .vjs-volume-vertical:hover .vjs-progress-holder:focus .vjs-volume-tooltip { + left: 1em; + top: -12px; +} + +.video-js .vjs-volume-control.disabled:hover .vjs-volume-tooltip { + font-size: 1em; +} + +.video-js .vjs-volume-control .vjs-mouse-display { + display: none; + position: absolute; + width: 100%; + height: 1px; + background-color: #000; + z-index: 1; +} + +.video-js .vjs-volume-horizontal .vjs-mouse-display { + width: 1px; + height: 100%; +} + +.vjs-no-flex .vjs-volume-control .vjs-mouse-display { + z-index: 0; +} + +.video-js .vjs-volume-control:hover .vjs-mouse-display { + display: block; +} + +.video-js.vjs-user-inactive .vjs-volume-control .vjs-mouse-display { + visibility: hidden; + opacity: 0; + transition: visibility 1s, opacity 1s; +} + +.video-js.vjs-user-inactive.vjs-no-flex .vjs-volume-control .vjs-mouse-display { + display: none; +} + +.vjs-mouse-display .vjs-volume-tooltip { + color: #fff; + background-color: #000; + background-color: rgba(0, 0, 0, 0.8); +} + .vjs-poster { display: inline-block; vertical-align: middle; @@ -1134,18 +1247,16 @@ body.vjs-full-window { height: 100%; } -.vjs-has-started .vjs-poster { - display: none; -} - -.vjs-audio.vjs-has-started .vjs-poster { - display: block; -} - +.vjs-has-started .vjs-poster, .vjs-using-native-controls .vjs-poster { display: none; } +.vjs-audio.vjs-has-started .vjs-poster, +.vjs-has-started.vjs-audio-poster-mode .vjs-poster { + display: block; +} + .video-js .vjs-live-control { display: flex; align-items: flex-start; @@ -1166,6 +1277,7 @@ body.vjs-full-window { } .video-js .vjs-seek-to-live-control { + align-items: center; cursor: pointer; flex: none; display: inline-flex; @@ -1252,6 +1364,7 @@ body.vjs-full-window { pointer-events: none; } +.video-js.vjs-controls-disabled .vjs-text-track-display, .video-js.vjs-user-inactive.vjs-playing .vjs-text-track-display { bottom: 1em; } @@ -1278,6 +1391,7 @@ video::-webkit-media-text-track-display { transform: translateY(-3em); } +.video-js.vjs-controls-disabled video::-webkit-media-text-track-display, .video-js.vjs-user-inactive.vjs-playing video::-webkit-media-text-track-display { transform: translateY(-1.5em); } @@ -1286,10 +1400,18 @@ video::-webkit-media-text-track-display { cursor: pointer; flex: none; } +.video-js.vjs-audio-only-mode .vjs-picture-in-picture-control { + display: none; +} + .video-js .vjs-fullscreen-control { cursor: pointer; flex: none; } +.video-js.vjs-audio-only-mode .vjs-fullscreen-control { + display: none; +} + .vjs-playback-rate > .vjs-menu-button, .vjs-playback-rate .vjs-playback-rate-value { position: absolute; @@ -1445,10 +1567,18 @@ video::-webkit-media-text-track-display { border-top-color: #73859f; } } +.video-js.vjs-audio-only-mode .vjs-captions-button { + display: none; +} + .vjs-chapters-button .vjs-menu ul { width: 24em; } +.video-js.vjs-audio-only-mode .vjs-descriptions-button { + display: none; +} + .video-js .vjs-subs-caps-button + .vjs-menu .vjs-captions-menu-item .vjs-menu-item-text .vjs-icon-placeholder { vertical-align: middle; display: inline-block; @@ -1462,6 +1592,10 @@ video::-webkit-media-text-track-display { line-height: inherit; } +.video-js.vjs-audio-only-mode .vjs-subs-caps-button { + display: none; +} + .video-js .vjs-audio-button + .vjs-menu .vjs-main-desc-menu-item .vjs-menu-item-text .vjs-icon-placeholder { vertical-align: middle; display: inline-block; @@ -1475,62 +1609,38 @@ video::-webkit-media-text-track-display { line-height: inherit; } -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-current-time, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-time-divider, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-duration, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-remaining-time, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-playback-rate, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-chapters-button, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-descriptions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-captions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-subtitles-button, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-audio-button, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-volume-control, .video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-current-time, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-time-divider, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-duration, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-remaining-time, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-playback-rate, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-chapters-button, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-descriptions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-captions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-subtitles-button, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-audio-button, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-volume-control, .video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-current-time, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-time-divider, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-duration, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-remaining-time, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-playback-rate, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-chapters-button, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-descriptions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-captions-button, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-subtitles-button, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-audio-button, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-volume-control { +.video-js.vjs-layout-small .vjs-current-time, +.video-js.vjs-layout-small .vjs-time-divider, +.video-js.vjs-layout-small .vjs-duration, +.video-js.vjs-layout-small .vjs-remaining-time, +.video-js.vjs-layout-small .vjs-playback-rate, +.video-js.vjs-layout-small .vjs-volume-control, .video-js.vjs-layout-x-small .vjs-current-time, +.video-js.vjs-layout-x-small .vjs-time-divider, +.video-js.vjs-layout-x-small .vjs-duration, +.video-js.vjs-layout-x-small .vjs-remaining-time, +.video-js.vjs-layout-x-small .vjs-playback-rate, +.video-js.vjs-layout-x-small .vjs-volume-control, .video-js.vjs-layout-tiny .vjs-current-time, +.video-js.vjs-layout-tiny .vjs-time-divider, +.video-js.vjs-layout-tiny .vjs-duration, +.video-js.vjs-layout-tiny .vjs-remaining-time, +.video-js.vjs-layout-tiny .vjs-playback-rate, +.video-js.vjs-layout-tiny .vjs-volume-control { display: none; } -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal:hover, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal:active, -.video-js:not(.vjs-fullscreen).vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active, .video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal:hover, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal:active, -.video-js:not(.vjs-fullscreen).vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active, .video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal:hover, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal:active, -.video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active { +.video-js.vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal:hover, .video-js.vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal:active, .video-js.vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active, .video-js.vjs-layout-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-hover, .video-js.vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal:hover, .video-js.vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal:active, .video-js.vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active, .video-js.vjs-layout-x-small .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-hover, .video-js.vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal:hover, .video-js.vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal:active, .video-js.vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active, .video-js.vjs-layout-tiny .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-hover { width: auto; width: initial; } -.video-js:not(.vjs-fullscreen).vjs-layout-x-small:not(.vjs-liveui) .vjs-subs-caps-button, .video-js:not(.vjs-fullscreen).vjs-layout-x-small:not(.vjs-live) .vjs-subs-caps-button, .video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-subs-caps-button { +.video-js.vjs-layout-x-small .vjs-progress-control, .video-js.vjs-layout-tiny .vjs-progress-control { display: none; } -.video-js:not(.vjs-fullscreen).vjs-layout-x-small.vjs-liveui .vjs-custom-control-spacer, .video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-custom-control-spacer { +.video-js.vjs-layout-x-small .vjs-custom-control-spacer { flex: auto; display: block; } -.video-js:not(.vjs-fullscreen).vjs-layout-x-small.vjs-liveui.vjs-no-flex .vjs-custom-control-spacer, .video-js:not(.vjs-fullscreen).vjs-layout-tiny.vjs-no-flex .vjs-custom-control-spacer { +.video-js.vjs-layout-x-small.vjs-no-flex .vjs-custom-control-spacer { width: auto; } -.video-js:not(.vjs-fullscreen).vjs-layout-x-small.vjs-liveui .vjs-progress-control, .video-js:not(.vjs-fullscreen).vjs-layout-tiny .vjs-progress-control { - display: none; -} .vjs-modal-dialog.vjs-text-track-settings { background-color: #2B333F; @@ -1653,11 +1763,8 @@ video::-webkit-media-text-track-display { .js-focus-visible .video-js *:focus:not(.focus-visible) { outline: none; - background: none; } -.video-js *:focus:not(:focus-visible), -.video-js .vjs-menu *:focus:not(:focus-visible) { +.video-js *:focus:not(:focus-visible) { outline: none; - background: none; } diff --git a/frontend/src/static/lib/video-js/7.20.2/video-js.min.css b/frontend/src/static/lib/video-js/7.20.2/video-js.min.css new file mode 100644 index 0000000..8026ccf --- /dev/null +++ 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:focus:not(.focus-visible){outline:0}.video-js :focus:not(:focus-visible){outline:0} \ No newline at end of file diff --git a/frontend/src/static/lib/video-js/7.20.2/video.cjs.js b/frontend/src/static/lib/video-js/7.20.2/video.cjs.js new file mode 100644 index 0000000..daaf9cc --- /dev/null +++ b/frontend/src/static/lib/video-js/7.20.2/video.cjs.js @@ -0,0 +1,55216 @@ +/** + * @license + * Video.js 7.20.2 + * Copyright Brightcove, Inc. + * Available under Apache License Version 2.0 + * + * + * Includes vtt.js + * Available under Apache License Version 2.0 + * + */ + +'use strict'; + +var window$1 = require('global/window'); +var document = require('global/document'); +var _extends = require('@babel/runtime/helpers/extends'); +var keycode = require('keycode'); +var _assertThisInitialized = require('@babel/runtime/helpers/assertThisInitialized'); +var _inheritsLoose = require('@babel/runtime/helpers/inheritsLoose'); +var safeParseTuple = require('safe-json-parse/tuple'); +var XHR = require('@videojs/xhr'); +var vtt = require('videojs-vtt.js'); +var _construct = require('@babel/runtime/helpers/construct'); +var _inherits = require('@babel/runtime/helpers/inherits'); +var _resolveUrl = require('@videojs/vhs-utils/cjs/resolve-url.js'); +var m3u8Parser = require('m3u8-parser'); +var codecs_js = require('@videojs/vhs-utils/cjs/codecs.js'); +var mediaTypes_js = require('@videojs/vhs-utils/cjs/media-types.js'); +var byteHelpers = require('@videojs/vhs-utils/cjs/byte-helpers'); +var mpdParser = require('mpd-parser'); +var parseSidx = require('mux.js/lib/tools/parse-sidx'); +var id3Helpers = require('@videojs/vhs-utils/cjs/id3-helpers'); +var containers = require('@videojs/vhs-utils/cjs/containers'); +var clock = require('mux.js/lib/utils/clock'); + +function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; } + +var window__default = /*#__PURE__*/_interopDefaultLegacy(window$1); +var document__default = /*#__PURE__*/_interopDefaultLegacy(document); +var _extends__default = /*#__PURE__*/_interopDefaultLegacy(_extends); +var keycode__default = /*#__PURE__*/_interopDefaultLegacy(keycode); +var _assertThisInitialized__default = /*#__PURE__*/_interopDefaultLegacy(_assertThisInitialized); +var _inheritsLoose__default = /*#__PURE__*/_interopDefaultLegacy(_inheritsLoose); +var safeParseTuple__default = /*#__PURE__*/_interopDefaultLegacy(safeParseTuple); +var XHR__default = /*#__PURE__*/_interopDefaultLegacy(XHR); +var vtt__default = /*#__PURE__*/_interopDefaultLegacy(vtt); +var _construct__default = /*#__PURE__*/_interopDefaultLegacy(_construct); +var _inherits__default = /*#__PURE__*/_interopDefaultLegacy(_inherits); +var _resolveUrl__default = /*#__PURE__*/_interopDefaultLegacy(_resolveUrl); +var parseSidx__default = /*#__PURE__*/_interopDefaultLegacy(parseSidx); + +var version$5 = "7.20.2"; + +/** + * An Object that contains lifecycle hooks as keys which point to an array + * of functions that are run when a lifecycle is triggered + * + * @private + */ +var hooks_ = {}; +/** + * Get a list of hooks for a specific lifecycle + * + * @param {string} type + * the lifecyle to get hooks from + * + * @param {Function|Function[]} [fn] + * Optionally add a hook (or hooks) to the lifecycle that your are getting. + * + * @return {Array} + * an array of hooks, or an empty array if there are none. + */ + +var hooks = function hooks(type, fn) { + hooks_[type] = hooks_[type] || []; + + if (fn) { + hooks_[type] = hooks_[type].concat(fn); + } + + return hooks_[type]; +}; +/** + * Add a function hook to a specific videojs lifecycle. + * + * @param {string} type + * the lifecycle to hook the function to. + * + * @param {Function|Function[]} + * The function or array of functions to attach. + */ + + +var hook = function hook(type, fn) { + hooks(type, fn); +}; +/** + * Remove a hook from a specific videojs lifecycle. + * + * @param {string} type + * the lifecycle that the function hooked to + * + * @param {Function} fn + * The hooked function to remove + * + * @return {boolean} + * The function that was removed or undef + */ + + +var removeHook = function removeHook(type, fn) { + var index = hooks(type).indexOf(fn); + + if (index <= -1) { + return false; + } + + hooks_[type] = hooks_[type].slice(); + hooks_[type].splice(index, 1); + return true; +}; +/** + * Add a function hook that will only run once to a specific videojs lifecycle. + * + * @param {string} type + * the lifecycle to hook the function to. + * + * @param {Function|Function[]} + * The function or array of functions to attach. + */ + + +var hookOnce = function hookOnce(type, fn) { + hooks(type, [].concat(fn).map(function (original) { + var wrapper = function wrapper() { + removeHook(type, wrapper); + return original.apply(void 0, arguments); + }; + + return wrapper; + })); +}; + +/** + * @file fullscreen-api.js + * @module fullscreen-api + * @private + */ +/** + * Store the browser-specific methods for the fullscreen API. + * + * @type {Object} + * @see [Specification]{@link https://fullscreen.spec.whatwg.org} + * @see [Map Approach From Screenfull.js]{@link https://github.com/sindresorhus/screenfull.js} + */ + +var FullscreenApi = { + prefixed: true +}; // browser API methods + +var apiMap = [['requestFullscreen', 'exitFullscreen', 'fullscreenElement', 'fullscreenEnabled', 'fullscreenchange', 'fullscreenerror', 'fullscreen'], // WebKit +['webkitRequestFullscreen', 'webkitExitFullscreen', 'webkitFullscreenElement', 'webkitFullscreenEnabled', 'webkitfullscreenchange', 'webkitfullscreenerror', '-webkit-full-screen'], // Mozilla +['mozRequestFullScreen', 'mozCancelFullScreen', 'mozFullScreenElement', 'mozFullScreenEnabled', 'mozfullscreenchange', 'mozfullscreenerror', '-moz-full-screen'], // Microsoft +['msRequestFullscreen', 'msExitFullscreen', 'msFullscreenElement', 'msFullscreenEnabled', 'MSFullscreenChange', 'MSFullscreenError', '-ms-fullscreen']]; +var specApi = apiMap[0]; +var browserApi; // determine the supported set of functions + +for (var i = 0; i < apiMap.length; i++) { + // check for exitFullscreen function + if (apiMap[i][1] in document__default['default']) { + browserApi = apiMap[i]; + break; + } +} // map the browser API names to the spec API names + + +if (browserApi) { + for (var _i = 0; _i < browserApi.length; _i++) { + FullscreenApi[specApi[_i]] = browserApi[_i]; + } + + FullscreenApi.prefixed = browserApi[0] !== specApi[0]; +} + +/** + * @file create-logger.js + * @module create-logger + */ + +var history = []; +/** + * Log messages to the console and history based on the type of message + * + * @private + * @param {string} type + * The name of the console method to use. + * + * @param {Array} args + * The arguments to be passed to the matching console method. + */ + +var LogByTypeFactory = function LogByTypeFactory(name, log) { + return function (type, level, args) { + var lvl = log.levels[level]; + var lvlRegExp = new RegExp("^(" + lvl + ")$"); + + if (type !== 'log') { + // Add the type to the front of the message when it's not "log". + args.unshift(type.toUpperCase() + ':'); + } // Add console prefix after adding to history. + + + args.unshift(name + ':'); // Add a clone of the args at this point to history. + + if (history) { + history.push([].concat(args)); // only store 1000 history entries + + var splice = history.length - 1000; + history.splice(0, splice > 0 ? splice : 0); + } // If there's no console then don't try to output messages, but they will + // still be stored in history. + + + if (!window__default['default'].console) { + return; + } // Was setting these once outside of this function, but containing them + // in the function makes it easier to test cases where console doesn't exist + // when the module is executed. + + + var fn = window__default['default'].console[type]; + + if (!fn && type === 'debug') { + // Certain browsers don't have support for console.debug. For those, we + // should default to the closest comparable log. + fn = window__default['default'].console.info || window__default['default'].console.log; + } // Bail out if there's no console or if this type is not allowed by the + // current logging level. + + + if (!fn || !lvl || !lvlRegExp.test(type)) { + return; + } + + fn[Array.isArray(args) ? 'apply' : 'call'](window__default['default'].console, args); + }; +}; + +function createLogger$1(name) { + // This is the private tracking variable for logging level. + var level = 'info'; // the curried logByType bound to the specific log and history + + var logByType; + /** + * Logs plain debug messages. Similar to `console.log`. + * + * Due to [limitations](https://github.com/jsdoc3/jsdoc/issues/955#issuecomment-313829149) + * of our JSDoc template, we cannot properly document this as both a function + * and a namespace, so its function signature is documented here. + * + * #### Arguments + * ##### *args + * Mixed[] + * + * Any combination of values that could be passed to `console.log()`. + * + * #### Return Value + * + * `undefined` + * + * @namespace + * @param {Mixed[]} args + * One or more messages or objects that should be logged. + */ + + var log = function log() { + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + logByType('log', level, args); + }; // This is the logByType helper that the logging methods below use + + + logByType = LogByTypeFactory(name, log); + /** + * Create a new sublogger which chains the old name to the new name. + * + * For example, doing `videojs.log.createLogger('player')` and then using that logger will log the following: + * ```js + * mylogger('foo'); + * // > VIDEOJS: player: foo + * ``` + * + * @param {string} name + * The name to add call the new logger + * @return {Object} + */ + + log.createLogger = function (subname) { + return createLogger$1(name + ': ' + subname); + }; + /** + * Enumeration of available logging levels, where the keys are the level names + * and the values are `|`-separated strings containing logging methods allowed + * in that logging level. These strings are used to create a regular expression + * matching the function name being called. + * + * Levels provided by Video.js are: + * + * - `off`: Matches no calls. Any value that can be cast to `false` will have + * this effect. The most restrictive. + * - `all`: Matches only Video.js-provided functions (`debug`, `log`, + * `log.warn`, and `log.error`). + * - `debug`: Matches `log.debug`, `log`, `log.warn`, and `log.error` calls. + * - `info` (default): Matches `log`, `log.warn`, and `log.error` calls. + * - `warn`: Matches `log.warn` and `log.error` calls. + * - `error`: Matches only `log.error` calls. + * + * @type {Object} + */ + + + log.levels = { + all: 'debug|log|warn|error', + off: '', + debug: 'debug|log|warn|error', + info: 'log|warn|error', + warn: 'warn|error', + error: 'error', + DEFAULT: level + }; + /** + * Get or set the current logging level. + * + * If a string matching a key from {@link module:log.levels} is provided, acts + * as a setter. + * + * @param {string} [lvl] + * Pass a valid level to set a new logging level. + * + * @return {string} + * The current logging level. + */ + + log.level = function (lvl) { + if (typeof lvl === 'string') { + if (!log.levels.hasOwnProperty(lvl)) { + throw new Error("\"" + lvl + "\" in not a valid log level"); + } + + level = lvl; + } + + return level; + }; + /** + * Returns an array containing everything that has been logged to the history. + * + * This array is a shallow clone of the internal history record. However, its + * contents are _not_ cloned; so, mutating objects inside this array will + * mutate them in history. + * + * @return {Array} + */ + + + log.history = function () { + return history ? [].concat(history) : []; + }; + /** + * Allows you to filter the history by the given logger name + * + * @param {string} fname + * The name to filter by + * + * @return {Array} + * The filtered list to return + */ + + + log.history.filter = function (fname) { + return (history || []).filter(function (historyItem) { + // if the first item in each historyItem includes `fname`, then it's a match + return new RegExp(".*" + fname + ".*").test(historyItem[0]); + }); + }; + /** + * Clears the internal history tracking, but does not prevent further history + * tracking. + */ + + + log.history.clear = function () { + if (history) { + history.length = 0; + } + }; + /** + * Disable history tracking if it is currently enabled. + */ + + + log.history.disable = function () { + if (history !== null) { + history.length = 0; + history = null; + } + }; + /** + * Enable history tracking if it is currently disabled. + */ + + + log.history.enable = function () { + if (history === null) { + history = []; + } + }; + /** + * Logs error messages. Similar to `console.error`. + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as an error + */ + + + log.error = function () { + for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + + return logByType('error', level, args); + }; + /** + * Logs warning messages. Similar to `console.warn`. + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as a warning. + */ + + + log.warn = function () { + for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + args[_key3] = arguments[_key3]; + } + + return logByType('warn', level, args); + }; + /** + * Logs debug messages. Similar to `console.debug`, but may also act as a comparable + * log if `console.debug` is not available + * + * @param {Mixed[]} args + * One or more messages or objects that should be logged as debug. + */ + + + log.debug = function () { + for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + + return logByType('debug', level, args); + }; + + return log; +} + +/** + * @file log.js + * @module log + */ +var log$1 = createLogger$1('VIDEOJS'); +var createLogger = log$1.createLogger; + +/** + * @file obj.js + * @module obj + */ + +/** + * @callback obj:EachCallback + * + * @param {Mixed} value + * The current key for the object that is being iterated over. + * + * @param {string} key + * The current key-value for object that is being iterated over + */ + +/** + * @callback obj:ReduceCallback + * + * @param {Mixed} accum + * The value that is accumulating over the reduce loop. + * + * @param {Mixed} value + * The current key for the object that is being iterated over. + * + * @param {string} key + * The current key-value for object that is being iterated over + * + * @return {Mixed} + * The new accumulated value. + */ +var toString = Object.prototype.toString; +/** + * Get the keys of an Object + * + * @param {Object} + * The Object to get the keys from + * + * @return {string[]} + * An array of the keys from the object. Returns an empty array if the + * object passed in was invalid or had no keys. + * + * @private + */ + +var keys = function keys(object) { + return isObject(object) ? Object.keys(object) : []; +}; +/** + * Array-like iteration for objects. + * + * @param {Object} object + * The object to iterate over + * + * @param {obj:EachCallback} fn + * The callback function which is called for each key in the object. + */ + + +function each(object, fn) { + keys(object).forEach(function (key) { + return fn(object[key], key); + }); +} +/** + * Array-like reduce for objects. + * + * @param {Object} object + * The Object that you want to reduce. + * + * @param {Function} fn + * A callback function which is called for each key in the object. It + * receives the accumulated value and the per-iteration value and key + * as arguments. + * + * @param {Mixed} [initial = 0] + * Starting value + * + * @return {Mixed} + * The final accumulated value. + */ + +function reduce(object, fn, initial) { + if (initial === void 0) { + initial = 0; + } + + return keys(object).reduce(function (accum, key) { + return fn(accum, object[key], key); + }, initial); +} +/** + * Object.assign-style object shallow merge/extend. + * + * @param {Object} target + * @param {Object} ...sources + * @return {Object} + */ + +function assign(target) { + for (var _len = arguments.length, sources = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { + sources[_key - 1] = arguments[_key]; + } + + if (Object.assign) { + return _extends__default['default'].apply(void 0, [target].concat(sources)); + } + + sources.forEach(function (source) { + if (!source) { + return; + } + + each(source, function (value, key) { + target[key] = value; + }); + }); + return target; +} +/** + * Returns whether a value is an object of any kind - including DOM nodes, + * arrays, regular expressions, etc. Not functions, though. + * + * This avoids the gotcha where using `typeof` on a `null` value + * results in `'object'`. + * + * @param {Object} value + * @return {boolean} + */ + +function isObject(value) { + return !!value && typeof value === 'object'; +} +/** + * Returns whether an object appears to be a "plain" object - that is, a + * direct instance of `Object`. + * + * @param {Object} value + * @return {boolean} + */ + +function isPlain(value) { + return isObject(value) && toString.call(value) === '[object Object]' && value.constructor === Object; +} + +/** + * @file computed-style.js + * @module computed-style + */ +/** + * A safe getComputedStyle. + * + * This is needed because in Firefox, if the player is loaded in an iframe with + * `display:none`, then `getComputedStyle` returns `null`, so, we do a + * null-check to make sure that the player doesn't break in these cases. + * + * @function + * @param {Element} el + * The element you want the computed style of + * + * @param {string} prop + * The property name you want + * + * @see https://bugzilla.mozilla.org/show_bug.cgi?id=548397 + */ + +function computedStyle(el, prop) { + if (!el || !prop) { + return ''; + } + + if (typeof window__default['default'].getComputedStyle === 'function') { + var computedStyleValue; + + try { + computedStyleValue = window__default['default'].getComputedStyle(el); + } catch (e) { + return ''; + } + + return computedStyleValue ? computedStyleValue.getPropertyValue(prop) || computedStyleValue[prop] : ''; + } + + return ''; +} + +/** + * @file browser.js + * @module browser + */ +var USER_AGENT = window__default['default'].navigator && window__default['default'].navigator.userAgent || ''; +var webkitVersionMap = /AppleWebKit\/([\d.]+)/i.exec(USER_AGENT); +var appleWebkitVersion = webkitVersionMap ? parseFloat(webkitVersionMap.pop()) : null; +/** + * Whether or not this device is an iPod. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_IPOD = /iPod/i.test(USER_AGENT); +/** + * The detected iOS version - or `null`. + * + * @static + * @const + * @type {string|null} + */ + +var IOS_VERSION = function () { + var match = USER_AGENT.match(/OS (\d+)_/i); + + if (match && match[1]) { + return match[1]; + } + + return null; +}(); +/** + * Whether or not this is an Android device. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_ANDROID = /Android/i.test(USER_AGENT); +/** + * The detected Android version - or `null`. + * + * @static + * @const + * @type {number|string|null} + */ + +var ANDROID_VERSION = function () { + // This matches Android Major.Minor.Patch versions + // ANDROID_VERSION is Major.Minor as a Number, if Minor isn't available, then only Major is returned + var match = USER_AGENT.match(/Android (\d+)(?:\.(\d+))?(?:\.(\d+))*/i); + + if (!match) { + return null; + } + + var major = match[1] && parseFloat(match[1]); + var minor = match[2] && parseFloat(match[2]); + + if (major && minor) { + return parseFloat(match[1] + '.' + match[2]); + } else if (major) { + return major; + } + + return null; +}(); +/** + * Whether or not this is a native Android browser. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_NATIVE_ANDROID = IS_ANDROID && ANDROID_VERSION < 5 && appleWebkitVersion < 537; +/** + * Whether or not this is Mozilla Firefox. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_FIREFOX = /Firefox/i.test(USER_AGENT); +/** + * Whether or not this is Microsoft Edge. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_EDGE = /Edg/i.test(USER_AGENT); +/** + * Whether or not this is Google Chrome. + * + * This will also be `true` for Chrome on iOS, which will have different support + * as it is actually Safari under the hood. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_CHROME = !IS_EDGE && (/Chrome/i.test(USER_AGENT) || /CriOS/i.test(USER_AGENT)); +/** + * The detected Google Chrome version - or `null`. + * + * @static + * @const + * @type {number|null} + */ + +var CHROME_VERSION = function () { + var match = USER_AGENT.match(/(Chrome|CriOS)\/(\d+)/); + + if (match && match[2]) { + return parseFloat(match[2]); + } + + return null; +}(); +/** + * The detected Internet Explorer version - or `null`. + * + * @static + * @const + * @type {number|null} + */ + +var IE_VERSION = function () { + var result = /MSIE\s(\d+)\.\d/.exec(USER_AGENT); + var version = result && parseFloat(result[1]); + + if (!version && /Trident\/7.0/i.test(USER_AGENT) && /rv:11.0/.test(USER_AGENT)) { + // IE 11 has a different user agent string than other IE versions + version = 11.0; + } + + return version; +}(); +/** + * Whether or not this is desktop Safari. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_SAFARI = /Safari/i.test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE; +/** + * Whether or not this is a Windows machine. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_WINDOWS = /Windows/i.test(USER_AGENT); +/** + * Whether or not this device is touch-enabled. + * + * @static + * @const + * @type {Boolean} + */ + +var TOUCH_ENABLED = Boolean(isReal() && ('ontouchstart' in window__default['default'] || window__default['default'].navigator.maxTouchPoints || window__default['default'].DocumentTouch && window__default['default'].document instanceof window__default['default'].DocumentTouch)); +/** + * Whether or not this device is an iPad. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_IPAD = /iPad/i.test(USER_AGENT) || IS_SAFARI && TOUCH_ENABLED && !/iPhone/i.test(USER_AGENT); +/** + * Whether or not this device is an iPhone. + * + * @static + * @const + * @type {Boolean} + */ +// The Facebook app's UIWebView identifies as both an iPhone and iPad, so +// to identify iPhones, we need to exclude iPads. +// http://artsy.github.io/blog/2012/10/18/the-perils-of-ios-user-agent-sniffing/ + +var IS_IPHONE = /iPhone/i.test(USER_AGENT) && !IS_IPAD; +/** + * Whether or not this is an iOS device. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_IOS = IS_IPHONE || IS_IPAD || IS_IPOD; +/** + * Whether or not this is any flavor of Safari - including iOS. + * + * @static + * @const + * @type {Boolean} + */ + +var IS_ANY_SAFARI = (IS_SAFARI || IS_IOS) && !IS_CHROME; + +var browser = /*#__PURE__*/Object.freeze({ + __proto__: null, + IS_IPOD: IS_IPOD, + IOS_VERSION: IOS_VERSION, + IS_ANDROID: IS_ANDROID, + ANDROID_VERSION: ANDROID_VERSION, + IS_NATIVE_ANDROID: IS_NATIVE_ANDROID, + IS_FIREFOX: IS_FIREFOX, + IS_EDGE: IS_EDGE, + IS_CHROME: IS_CHROME, + CHROME_VERSION: CHROME_VERSION, + IE_VERSION: IE_VERSION, + IS_SAFARI: IS_SAFARI, + IS_WINDOWS: IS_WINDOWS, + TOUCH_ENABLED: TOUCH_ENABLED, + IS_IPAD: IS_IPAD, + IS_IPHONE: IS_IPHONE, + IS_IOS: IS_IOS, + IS_ANY_SAFARI: IS_ANY_SAFARI +}); + +/** + * @file dom.js + * @module dom + */ +/** + * Detect if a value is a string with any non-whitespace characters. + * + * @private + * @param {string} str + * The string to check + * + * @return {boolean} + * Will be `true` if the string is non-blank, `false` otherwise. + * + */ + +function isNonBlankString(str) { + // we use str.trim as it will trim any whitespace characters + // from the front or back of non-whitespace characters. aka + // Any string that contains non-whitespace characters will + // still contain them after `trim` but whitespace only strings + // will have a length of 0, failing this check. + return typeof str === 'string' && Boolean(str.trim()); +} +/** + * Throws an error if the passed string has whitespace. This is used by + * class methods to be relatively consistent with the classList API. + * + * @private + * @param {string} str + * The string to check for whitespace. + * + * @throws {Error} + * Throws an error if there is whitespace in the string. + */ + + +function throwIfWhitespace(str) { + // str.indexOf instead of regex because str.indexOf is faster performance wise. + if (str.indexOf(' ') >= 0) { + throw new Error('class has illegal whitespace characters'); + } +} +/** + * Produce a regular expression for matching a className within an elements className. + * + * @private + * @param {string} className + * The className to generate the RegExp for. + * + * @return {RegExp} + * The RegExp that will check for a specific `className` in an elements + * className. + */ + + +function classRegExp(className) { + return new RegExp('(^|\\s)' + className + '($|\\s)'); +} +/** + * Whether the current DOM interface appears to be real (i.e. not simulated). + * + * @return {boolean} + * Will be `true` if the DOM appears to be real, `false` otherwise. + */ + + +function isReal() { + // Both document and window will never be undefined thanks to `global`. + return document__default['default'] === window__default['default'].document; +} +/** + * Determines, via duck typing, whether or not a value is a DOM element. + * + * @param {Mixed} value + * The value to check. + * + * @return {boolean} + * Will be `true` if the value is a DOM element, `false` otherwise. + */ + +function isEl(value) { + return isObject(value) && value.nodeType === 1; +} +/** + * Determines if the current DOM is embedded in an iframe. + * + * @return {boolean} + * Will be `true` if the DOM is embedded in an iframe, `false` + * otherwise. + */ + +function isInFrame() { + // We need a try/catch here because Safari will throw errors when attempting + // to get either `parent` or `self` + try { + return window__default['default'].parent !== window__default['default'].self; + } catch (x) { + return true; + } +} +/** + * Creates functions to query the DOM using a given method. + * + * @private + * @param {string} method + * The method to create the query with. + * + * @return {Function} + * The query method + */ + +function createQuerier(method) { + return function (selector, context) { + if (!isNonBlankString(selector)) { + return document__default['default'][method](null); + } + + if (isNonBlankString(context)) { + context = document__default['default'].querySelector(context); + } + + var ctx = isEl(context) ? context : document__default['default']; + return ctx[method] && ctx[method](selector); + }; +} +/** + * Creates an element and applies properties, attributes, and inserts content. + * + * @param {string} [tagName='div'] + * Name of tag to be created. + * + * @param {Object} [properties={}] + * Element properties to be applied. + * + * @param {Object} [attributes={}] + * Element attributes to be applied. + * + * @param {module:dom~ContentDescriptor} content + * A content descriptor object. + * + * @return {Element} + * The element that was created. + */ + + +function createEl(tagName, properties, attributes, content) { + if (tagName === void 0) { + tagName = 'div'; + } + + if (properties === void 0) { + properties = {}; + } + + if (attributes === void 0) { + attributes = {}; + } + + var el = document__default['default'].createElement(tagName); + Object.getOwnPropertyNames(properties).forEach(function (propName) { + var val = properties[propName]; // See #2176 + // We originally were accepting both properties and attributes in the + // same object, but that doesn't work so well. + + if (propName.indexOf('aria-') !== -1 || propName === 'role' || propName === 'type') { + log$1.warn('Setting attributes in the second argument of createEl()\n' + 'has been deprecated. Use the third argument instead.\n' + ("createEl(type, properties, attributes). Attempting to set " + propName + " to " + val + ".")); + el.setAttribute(propName, val); // Handle textContent since it's not supported everywhere and we have a + // method for it. + } else if (propName === 'textContent') { + textContent(el, val); + } else if (el[propName] !== val || propName === 'tabIndex') { + el[propName] = val; + } + }); + Object.getOwnPropertyNames(attributes).forEach(function (attrName) { + el.setAttribute(attrName, attributes[attrName]); + }); + + if (content) { + appendContent(el, content); + } + + return el; +} +/** + * Injects text into an element, replacing any existing contents entirely. + * + * @param {Element} el + * The element to add text content into + * + * @param {string} text + * The text content to add. + * + * @return {Element} + * The element with added text content. + */ + +function textContent(el, text) { + if (typeof el.textContent === 'undefined') { + el.innerText = text; + } else { + el.textContent = text; + } + + return el; +} +/** + * Insert an element as the first child node of another + * + * @param {Element} child + * Element to insert + * + * @param {Element} parent + * Element to insert child into + */ + +function prependTo(child, parent) { + if (parent.firstChild) { + parent.insertBefore(child, parent.firstChild); + } else { + parent.appendChild(child); + } +} +/** + * Check if an element has a class name. + * + * @param {Element} element + * Element to check + * + * @param {string} classToCheck + * Class name to check for + * + * @return {boolean} + * Will be `true` if the element has a class, `false` otherwise. + * + * @throws {Error} + * Throws an error if `classToCheck` has white space. + */ + +function hasClass(element, classToCheck) { + throwIfWhitespace(classToCheck); + + if (element.classList) { + return element.classList.contains(classToCheck); + } + + return classRegExp(classToCheck).test(element.className); +} +/** + * Add a class name to an element. + * + * @param {Element} element + * Element to add class name to. + * + * @param {string} classToAdd + * Class name to add. + * + * @return {Element} + * The DOM element with the added class name. + */ + +function addClass(element, classToAdd) { + if (element.classList) { + element.classList.add(classToAdd); // Don't need to `throwIfWhitespace` here because `hasElClass` will do it + // in the case of classList not being supported. + } else if (!hasClass(element, classToAdd)) { + element.className = (element.className + ' ' + classToAdd).trim(); + } + + return element; +} +/** + * Remove a class name from an element. + * + * @param {Element} element + * Element to remove a class name from. + * + * @param {string} classToRemove + * Class name to remove + * + * @return {Element} + * The DOM element with class name removed. + */ + +function removeClass(element, classToRemove) { + // Protect in case the player gets disposed + if (!element) { + log$1.warn("removeClass was called with an element that doesn't exist"); + return null; + } + + if (element.classList) { + element.classList.remove(classToRemove); + } else { + throwIfWhitespace(classToRemove); + element.className = element.className.split(/\s+/).filter(function (c) { + return c !== classToRemove; + }).join(' '); + } + + return element; +} +/** + * The callback definition for toggleClass. + * + * @callback module:dom~PredicateCallback + * @param {Element} element + * The DOM element of the Component. + * + * @param {string} classToToggle + * The `className` that wants to be toggled + * + * @return {boolean|undefined} + * If `true` is returned, the `classToToggle` will be added to the + * `element`. If `false`, the `classToToggle` will be removed from + * the `element`. If `undefined`, the callback will be ignored. + */ + +/** + * Adds or removes a class name to/from an element depending on an optional + * condition or the presence/absence of the class name. + * + * @param {Element} element + * The element to toggle a class name on. + * + * @param {string} classToToggle + * The class that should be toggled. + * + * @param {boolean|module:dom~PredicateCallback} [predicate] + * See the return value for {@link module:dom~PredicateCallback} + * + * @return {Element} + * The element with a class that has been toggled. + */ + +function toggleClass(element, classToToggle, predicate) { + // This CANNOT use `classList` internally because IE11 does not support the + // second parameter to the `classList.toggle()` method! Which is fine because + // `classList` will be used by the add/remove functions. + var has = hasClass(element, classToToggle); + + if (typeof predicate === 'function') { + predicate = predicate(element, classToToggle); + } + + if (typeof predicate !== 'boolean') { + predicate = !has; + } // If the necessary class operation matches the current state of the + // element, no action is required. + + + if (predicate === has) { + return; + } + + if (predicate) { + addClass(element, classToToggle); + } else { + removeClass(element, classToToggle); + } + + return element; +} +/** + * Apply attributes to an HTML element. + * + * @param {Element} el + * Element to add attributes to. + * + * @param {Object} [attributes] + * Attributes to be applied. + */ + +function setAttributes(el, attributes) { + Object.getOwnPropertyNames(attributes).forEach(function (attrName) { + var attrValue = attributes[attrName]; + + if (attrValue === null || typeof attrValue === 'undefined' || attrValue === false) { + el.removeAttribute(attrName); + } else { + el.setAttribute(attrName, attrValue === true ? '' : attrValue); + } + }); +} +/** + * Get an element's attribute values, as defined on the HTML tag. + * + * Attributes are not the same as properties. They're defined on the tag + * or with setAttribute. + * + * @param {Element} tag + * Element from which to get tag attributes. + * + * @return {Object} + * All attributes of the element. Boolean attributes will be `true` or + * `false`, others will be strings. + */ + +function getAttributes(tag) { + var obj = {}; // known boolean attributes + // we can check for matching boolean properties, but not all browsers + // and not all tags know about these attributes, so, we still want to check them manually + + var knownBooleans = ',' + 'autoplay,controls,playsinline,loop,muted,default,defaultMuted' + ','; + + if (tag && tag.attributes && tag.attributes.length > 0) { + var attrs = tag.attributes; + + for (var i = attrs.length - 1; i >= 0; i--) { + var attrName = attrs[i].name; + var attrVal = attrs[i].value; // check for known booleans + // the matching element property will return a value for typeof + + if (typeof tag[attrName] === 'boolean' || knownBooleans.indexOf(',' + attrName + ',') !== -1) { + // the value of an included boolean attribute is typically an empty + // string ('') which would equal false if we just check for a false value. + // we also don't want support bad code like autoplay='false' + attrVal = attrVal !== null ? true : false; + } + + obj[attrName] = attrVal; + } + } + + return obj; +} +/** + * Get the value of an element's attribute. + * + * @param {Element} el + * A DOM element. + * + * @param {string} attribute + * Attribute to get the value of. + * + * @return {string} + * The value of the attribute. + */ + +function getAttribute(el, attribute) { + return el.getAttribute(attribute); +} +/** + * Set the value of an element's attribute. + * + * @param {Element} el + * A DOM element. + * + * @param {string} attribute + * Attribute to set. + * + * @param {string} value + * Value to set the attribute to. + */ + +function setAttribute(el, attribute, value) { + el.setAttribute(attribute, value); +} +/** + * Remove an element's attribute. + * + * @param {Element} el + * A DOM element. + * + * @param {string} attribute + * Attribute to remove. + */ + +function removeAttribute(el, attribute) { + el.removeAttribute(attribute); +} +/** + * Attempt to block the ability to select text. + */ + +function blockTextSelection() { + document__default['default'].body.focus(); + + document__default['default'].onselectstart = function () { + return false; + }; +} +/** + * Turn off text selection blocking. + */ + +function unblockTextSelection() { + document__default['default'].onselectstart = function () { + return true; + }; +} +/** + * Identical to the native `getBoundingClientRect` function, but ensures that + * the method is supported at all (it is in all browsers we claim to support) + * and that the element is in the DOM before continuing. + * + * This wrapper function also shims properties which are not provided by some + * older browsers (namely, IE8). + * + * Additionally, some browsers do not support adding properties to a + * `ClientRect`/`DOMRect` object; so, we shallow-copy it with the standard + * properties (except `x` and `y` which are not widely supported). This helps + * avoid implementations where keys are non-enumerable. + * + * @param {Element} el + * Element whose `ClientRect` we want to calculate. + * + * @return {Object|undefined} + * Always returns a plain object - or `undefined` if it cannot. + */ + +function getBoundingClientRect(el) { + if (el && el.getBoundingClientRect && el.parentNode) { + var rect = el.getBoundingClientRect(); + var result = {}; + ['bottom', 'height', 'left', 'right', 'top', 'width'].forEach(function (k) { + if (rect[k] !== undefined) { + result[k] = rect[k]; + } + }); + + if (!result.height) { + result.height = parseFloat(computedStyle(el, 'height')); + } + + if (!result.width) { + result.width = parseFloat(computedStyle(el, 'width')); + } + + return result; + } +} +/** + * Represents the position of a DOM element on the page. + * + * @typedef {Object} module:dom~Position + * + * @property {number} left + * Pixels to the left. + * + * @property {number} top + * Pixels from the top. + */ + +/** + * Get the position of an element in the DOM. + * + * Uses `getBoundingClientRect` technique from John Resig. + * + * @see http://ejohn.org/blog/getboundingclientrect-is-awesome/ + * + * @param {Element} el + * Element from which to get offset. + * + * @return {module:dom~Position} + * The position of the element that was passed in. + */ + +function findPosition(el) { + if (!el || el && !el.offsetParent) { + return { + left: 0, + top: 0, + width: 0, + height: 0 + }; + } + + var width = el.offsetWidth; + var height = el.offsetHeight; + var left = 0; + var top = 0; + + while (el.offsetParent && el !== document__default['default'][FullscreenApi.fullscreenElement]) { + left += el.offsetLeft; + top += el.offsetTop; + el = el.offsetParent; + } + + return { + left: left, + top: top, + width: width, + height: height + }; +} +/** + * Represents x and y coordinates for a DOM element or mouse pointer. + * + * @typedef {Object} module:dom~Coordinates + * + * @property {number} x + * x coordinate in pixels + * + * @property {number} y + * y coordinate in pixels + */ + +/** + * Get the pointer position within an element. + * + * The base on the coordinates are the bottom left of the element. + * + * @param {Element} el + * Element on which to get the pointer position on. + * + * @param {EventTarget~Event} event + * Event object. + * + * @return {module:dom~Coordinates} + * A coordinates object corresponding to the mouse position. + * + */ + +function getPointerPosition(el, event) { + var translated = { + x: 0, + y: 0 + }; + + if (IS_IOS) { + var item = el; + + while (item && item.nodeName.toLowerCase() !== 'html') { + var transform = computedStyle(item, 'transform'); + + if (/^matrix/.test(transform)) { + var values = transform.slice(7, -1).split(/,\s/).map(Number); + translated.x += values[4]; + translated.y += values[5]; + } else if (/^matrix3d/.test(transform)) { + var _values = transform.slice(9, -1).split(/,\s/).map(Number); + + translated.x += _values[12]; + translated.y += _values[13]; + } + + item = item.parentNode; + } + } + + var position = {}; + var boxTarget = findPosition(event.target); + var box = findPosition(el); + var boxW = box.width; + var boxH = box.height; + var offsetY = event.offsetY - (box.top - boxTarget.top); + var offsetX = event.offsetX - (box.left - boxTarget.left); + + if (event.changedTouches) { + offsetX = event.changedTouches[0].pageX - box.left; + offsetY = event.changedTouches[0].pageY + box.top; + + if (IS_IOS) { + offsetX -= translated.x; + offsetY -= translated.y; + } + } + + position.y = 1 - Math.max(0, Math.min(1, offsetY / boxH)); + position.x = Math.max(0, Math.min(1, offsetX / boxW)); + return position; +} +/** + * Determines, via duck typing, whether or not a value is a text node. + * + * @param {Mixed} value + * Check if this value is a text node. + * + * @return {boolean} + * Will be `true` if the value is a text node, `false` otherwise. + */ + +function isTextNode(value) { + return isObject(value) && value.nodeType === 3; +} +/** + * Empties the contents of an element. + * + * @param {Element} el + * The element to empty children from + * + * @return {Element} + * The element with no children + */ + +function emptyEl(el) { + while (el.firstChild) { + el.removeChild(el.firstChild); + } + + return el; +} +/** + * This is a mixed value that describes content to be injected into the DOM + * via some method. It can be of the following types: + * + * Type | Description + * -----------|------------- + * `string` | The value will be normalized into a text node. + * `Element` | The value will be accepted as-is. + * `TextNode` | The value will be accepted as-is. + * `Array` | A one-dimensional array of strings, elements, text nodes, or functions. These functions should return a string, element, or text node (any other return value, like an array, will be ignored). + * `Function` | A function, which is expected to return a string, element, text node, or array - any of the other possible values described above. This means that a content descriptor could be a function that returns an array of functions, but those second-level functions must return strings, elements, or text nodes. + * + * @typedef {string|Element|TextNode|Array|Function} module:dom~ContentDescriptor + */ + +/** + * Normalizes content for eventual insertion into the DOM. + * + * This allows a wide range of content definition methods, but helps protect + * from falling into the trap of simply writing to `innerHTML`, which could + * be an XSS concern. + * + * The content for an element can be passed in multiple types and + * combinations, whose behavior is as follows: + * + * @param {module:dom~ContentDescriptor} content + * A content descriptor value. + * + * @return {Array} + * All of the content that was passed in, normalized to an array of + * elements or text nodes. + */ + +function normalizeContent(content) { + // First, invoke content if it is a function. If it produces an array, + // that needs to happen before normalization. + if (typeof content === 'function') { + content = content(); + } // Next up, normalize to an array, so one or many items can be normalized, + // filtered, and returned. + + + return (Array.isArray(content) ? content : [content]).map(function (value) { + // First, invoke value if it is a function to produce a new value, + // which will be subsequently normalized to a Node of some kind. + if (typeof value === 'function') { + value = value(); + } + + if (isEl(value) || isTextNode(value)) { + return value; + } + + if (typeof value === 'string' && /\S/.test(value)) { + return document__default['default'].createTextNode(value); + } + }).filter(function (value) { + return value; + }); +} +/** + * Normalizes and appends content to an element. + * + * @param {Element} el + * Element to append normalized content to. + * + * @param {module:dom~ContentDescriptor} content + * A content descriptor value. + * + * @return {Element} + * The element with appended normalized content. + */ + +function appendContent(el, content) { + normalizeContent(content).forEach(function (node) { + return el.appendChild(node); + }); + return el; +} +/** + * Normalizes and inserts content into an element; this is identical to + * `appendContent()`, except it empties the element first. + * + * @param {Element} el + * Element to insert normalized content into. + * + * @param {module:dom~ContentDescriptor} content + * A content descriptor value. + * + * @return {Element} + * The element with inserted normalized content. + */ + +function insertContent(el, content) { + return appendContent(emptyEl(el), content); +} +/** + * Check if an event was a single left click. + * + * @param {EventTarget~Event} event + * Event object. + * + * @return {boolean} + * Will be `true` if a single left click, `false` otherwise. + */ + +function isSingleLeftClick(event) { + // Note: if you create something draggable, be sure to + // call it on both `mousedown` and `mousemove` event, + // otherwise `mousedown` should be enough for a button + if (event.button === undefined && event.buttons === undefined) { + // Why do we need `buttons` ? + // Because, middle mouse sometimes have this: + // e.button === 0 and e.buttons === 4 + // Furthermore, we want to prevent combination click, something like + // HOLD middlemouse then left click, that would be + // e.button === 0, e.buttons === 5 + // just `button` is not gonna work + // Alright, then what this block does ? + // this is for chrome `simulate mobile devices` + // I want to support this as well + return true; + } + + if (event.button === 0 && event.buttons === undefined) { + // Touch screen, sometimes on some specific device, `buttons` + // doesn't have anything (safari on ios, blackberry...) + return true; + } // `mouseup` event on a single left click has + // `button` and `buttons` equal to 0 + + + if (event.type === 'mouseup' && event.button === 0 && event.buttons === 0) { + return true; + } + + if (event.button !== 0 || event.buttons !== 1) { + // This is the reason we have those if else block above + // if any special case we can catch and let it slide + // we do it above, when get to here, this definitely + // is-not-left-click + return false; + } + + return true; +} +/** + * Finds a single DOM element matching `selector` within the optional + * `context` of another DOM element (defaulting to `document`). + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelector`. + * + * @param {Element|String} [context=document] + * A DOM element within which to query. Can also be a selector + * string in which case the first matching element will be used + * as context. If missing (or no element matches selector), falls + * back to `document`. + * + * @return {Element|null} + * The element that was found or null. + */ + +var $ = createQuerier('querySelector'); +/** + * Finds a all DOM elements matching `selector` within the optional + * `context` of another DOM element (defaulting to `document`). + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelectorAll`. + * + * @param {Element|String} [context=document] + * A DOM element within which to query. Can also be a selector + * string in which case the first matching element will be used + * as context. If missing (or no element matches selector), falls + * back to `document`. + * + * @return {NodeList} + * A element list of elements that were found. Will be empty if none + * were found. + * + */ + +var $$ = createQuerier('querySelectorAll'); + +var Dom = /*#__PURE__*/Object.freeze({ + __proto__: null, + isReal: isReal, + isEl: isEl, + isInFrame: isInFrame, + createEl: createEl, + textContent: textContent, + prependTo: prependTo, + hasClass: hasClass, + addClass: addClass, + removeClass: removeClass, + toggleClass: toggleClass, + setAttributes: setAttributes, + getAttributes: getAttributes, + getAttribute: getAttribute, + setAttribute: setAttribute, + removeAttribute: removeAttribute, + blockTextSelection: blockTextSelection, + unblockTextSelection: unblockTextSelection, + getBoundingClientRect: getBoundingClientRect, + findPosition: findPosition, + getPointerPosition: getPointerPosition, + isTextNode: isTextNode, + emptyEl: emptyEl, + normalizeContent: normalizeContent, + appendContent: appendContent, + insertContent: insertContent, + isSingleLeftClick: isSingleLeftClick, + $: $, + $$: $$ +}); + +/** + * @file setup.js - Functions for setting up a player without + * user interaction based on the data-setup `attribute` of the video tag. + * + * @module setup + */ +var _windowLoaded = false; +var videojs$1; +/** + * Set up any tags that have a data-setup `attribute` when the player is started. + */ + +var autoSetup = function autoSetup() { + if (videojs$1.options.autoSetup === false) { + return; + } + + var vids = Array.prototype.slice.call(document__default['default'].getElementsByTagName('video')); + var audios = Array.prototype.slice.call(document__default['default'].getElementsByTagName('audio')); + var divs = Array.prototype.slice.call(document__default['default'].getElementsByTagName('video-js')); + var mediaEls = vids.concat(audios, divs); // Check if any media elements exist + + if (mediaEls && mediaEls.length > 0) { + for (var i = 0, e = mediaEls.length; i < e; i++) { + var mediaEl = mediaEls[i]; // Check if element exists, has getAttribute func. + + if (mediaEl && mediaEl.getAttribute) { + // Make sure this player hasn't already been set up. + if (mediaEl.player === undefined) { + var options = mediaEl.getAttribute('data-setup'); // Check if data-setup attr exists. + // We only auto-setup if they've added the data-setup attr. + + if (options !== null) { + // Create new video.js instance. + videojs$1(mediaEl); + } + } // If getAttribute isn't defined, we need to wait for the DOM. + + } else { + autoSetupTimeout(1); + break; + } + } // No videos were found, so keep looping unless page is finished loading. + + } else if (!_windowLoaded) { + autoSetupTimeout(1); + } +}; +/** + * Wait until the page is loaded before running autoSetup. This will be called in + * autoSetup if `hasLoaded` returns false. + * + * @param {number} wait + * How long to wait in ms + * + * @param {module:videojs} [vjs] + * The videojs library function + */ + + +function autoSetupTimeout(wait, vjs) { + // Protect against breakage in non-browser environments + if (!isReal()) { + return; + } + + if (vjs) { + videojs$1 = vjs; + } + + window__default['default'].setTimeout(autoSetup, wait); +} +/** + * Used to set the internal tracking of window loaded state to true. + * + * @private + */ + + +function setWindowLoaded() { + _windowLoaded = true; + window__default['default'].removeEventListener('load', setWindowLoaded); +} + +if (isReal()) { + if (document__default['default'].readyState === 'complete') { + setWindowLoaded(); + } else { + /** + * Listen for the load event on window, and set _windowLoaded to true. + * + * We use a standard event listener here to avoid incrementing the GUID + * before any players are created. + * + * @listens load + */ + window__default['default'].addEventListener('load', setWindowLoaded); + } +} + +/** + * @file stylesheet.js + * @module stylesheet + */ +/** + * Create a DOM syle element given a className for it. + * + * @param {string} className + * The className to add to the created style element. + * + * @return {Element} + * The element that was created. + */ + +var createStyleElement = function createStyleElement(className) { + var style = document__default['default'].createElement('style'); + style.className = className; + return style; +}; +/** + * Add text to a DOM element. + * + * @param {Element} el + * The Element to add text content to. + * + * @param {string} content + * The text to add to the element. + */ + +var setTextContent = function setTextContent(el, content) { + if (el.styleSheet) { + el.styleSheet.cssText = content; + } else { + el.textContent = content; + } +}; + +/** + * @file guid.js + * @module guid + */ +// Default value for GUIDs. This allows us to reset the GUID counter in tests. +// +// The initial GUID is 3 because some users have come to rely on the first +// default player ID ending up as `vjs_video_3`. +// +// See: https://github.com/videojs/video.js/pull/6216 +var _initialGuid = 3; +/** + * Unique ID for an element or function + * + * @type {Number} + */ + +var _guid = _initialGuid; +/** + * Get a unique auto-incrementing ID by number that has not been returned before. + * + * @return {number} + * A new unique ID. + */ + +function newGUID() { + return _guid++; +} + +/** + * @file dom-data.js + * @module dom-data + */ +var FakeWeakMap; + +if (!window__default['default'].WeakMap) { + FakeWeakMap = /*#__PURE__*/function () { + function FakeWeakMap() { + this.vdata = 'vdata' + Math.floor(window__default['default'].performance && window__default['default'].performance.now() || Date.now()); + this.data = {}; + } + + var _proto = FakeWeakMap.prototype; + + _proto.set = function set(key, value) { + var access = key[this.vdata] || newGUID(); + + if (!key[this.vdata]) { + key[this.vdata] = access; + } + + this.data[access] = value; + return this; + }; + + _proto.get = function get(key) { + var access = key[this.vdata]; // we have data, return it + + if (access) { + return this.data[access]; + } // we don't have data, return nothing. + // return undefined explicitly as that's the contract for this method + + + log$1('We have no data for this element', key); + return undefined; + }; + + _proto.has = function has(key) { + var access = key[this.vdata]; + return access in this.data; + }; + + _proto["delete"] = function _delete(key) { + var access = key[this.vdata]; + + if (access) { + delete this.data[access]; + delete key[this.vdata]; + } + }; + + return FakeWeakMap; + }(); +} +/** + * Element Data Store. + * + * Allows for binding data to an element without putting it directly on the + * element. Ex. Event listeners are stored here. + * (also from jsninja.com, slightly modified and updated for closure compiler) + * + * @type {Object} + * @private + */ + + +var DomData = window__default['default'].WeakMap ? new WeakMap() : new FakeWeakMap(); + +/** + * @file events.js. An Event System (John Resig - Secrets of a JS Ninja http://jsninja.com/) + * (Original book version wasn't completely usable, so fixed some things and made Closure Compiler compatible) + * This should work very similarly to jQuery's events, however it's based off the book version which isn't as + * robust as jquery's, so there's probably some differences. + * + * @file events.js + * @module events + */ +/** + * Clean up the listener cache and dispatchers + * + * @param {Element|Object} elem + * Element to clean up + * + * @param {string} type + * Type of event to clean up + */ + +function _cleanUpEvents(elem, type) { + if (!DomData.has(elem)) { + return; + } + + var data = DomData.get(elem); // Remove the events of a particular type if there are none left + + if (data.handlers[type].length === 0) { + delete data.handlers[type]; // data.handlers[type] = null; + // Setting to null was causing an error with data.handlers + // Remove the meta-handler from the element + + if (elem.removeEventListener) { + elem.removeEventListener(type, data.dispatcher, false); + } else if (elem.detachEvent) { + elem.detachEvent('on' + type, data.dispatcher); + } + } // Remove the events object if there are no types left + + + if (Object.getOwnPropertyNames(data.handlers).length <= 0) { + delete data.handlers; + delete data.dispatcher; + delete data.disabled; + } // Finally remove the element data if there is no data left + + + if (Object.getOwnPropertyNames(data).length === 0) { + DomData["delete"](elem); + } +} +/** + * Loops through an array of event types and calls the requested method for each type. + * + * @param {Function} fn + * The event method we want to use. + * + * @param {Element|Object} elem + * Element or object to bind listeners to + * + * @param {string} type + * Type of event to bind to. + * + * @param {EventTarget~EventListener} callback + * Event listener. + */ + + +function _handleMultipleEvents(fn, elem, types, callback) { + types.forEach(function (type) { + // Call the event method for each one of the types + fn(elem, type, callback); + }); +} +/** + * Fix a native event to have standard property values + * + * @param {Object} event + * Event object to fix. + * + * @return {Object} + * Fixed event object. + */ + + +function fixEvent(event) { + if (event.fixed_) { + return event; + } + + function returnTrue() { + return true; + } + + function returnFalse() { + return false; + } // Test if fixing up is needed + // Used to check if !event.stopPropagation instead of isPropagationStopped + // But native events return true for stopPropagation, but don't have + // other expected methods like isPropagationStopped. Seems to be a problem + // with the Javascript Ninja code. So we're just overriding all events now. + + + if (!event || !event.isPropagationStopped || !event.isImmediatePropagationStopped) { + var old = event || window__default['default'].event; + event = {}; // Clone the old object so that we can modify the values event = {}; + // IE8 Doesn't like when you mess with native event properties + // Firefox returns false for event.hasOwnProperty('type') and other props + // which makes copying more difficult. + // TODO: Probably best to create a whitelist of event props + + for (var key in old) { + // Safari 6.0.3 warns you if you try to copy deprecated layerX/Y + // Chrome warns you if you try to copy deprecated keyboardEvent.keyLocation + // and webkitMovementX/Y + // Lighthouse complains if Event.path is copied + if (key !== 'layerX' && key !== 'layerY' && key !== 'keyLocation' && key !== 'webkitMovementX' && key !== 'webkitMovementY' && key !== 'path') { + // Chrome 32+ warns if you try to copy deprecated returnValue, but + // we still want to if preventDefault isn't supported (IE8). + if (!(key === 'returnValue' && old.preventDefault)) { + event[key] = old[key]; + } + } + } // The event occurred on this element + + + if (!event.target) { + event.target = event.srcElement || document__default['default']; + } // Handle which other element the event is related to + + + if (!event.relatedTarget) { + event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; + } // Stop the default browser action + + + event.preventDefault = function () { + if (old.preventDefault) { + old.preventDefault(); + } + + event.returnValue = false; + old.returnValue = false; + event.defaultPrevented = true; + }; + + event.defaultPrevented = false; // Stop the event from bubbling + + event.stopPropagation = function () { + if (old.stopPropagation) { + old.stopPropagation(); + } + + event.cancelBubble = true; + old.cancelBubble = true; + event.isPropagationStopped = returnTrue; + }; + + event.isPropagationStopped = returnFalse; // Stop the event from bubbling and executing other handlers + + event.stopImmediatePropagation = function () { + if (old.stopImmediatePropagation) { + old.stopImmediatePropagation(); + } + + event.isImmediatePropagationStopped = returnTrue; + event.stopPropagation(); + }; + + event.isImmediatePropagationStopped = returnFalse; // Handle mouse position + + if (event.clientX !== null && event.clientX !== undefined) { + var doc = document__default['default'].documentElement; + var body = document__default['default'].body; + event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); + event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); + } // Handle key presses + + + event.which = event.charCode || event.keyCode; // Fix button for mouse clicks: + // 0 == left; 1 == middle; 2 == right + + if (event.button !== null && event.button !== undefined) { + // The following is disabled because it does not pass videojs-standard + // and... yikes. + + /* eslint-disable */ + event.button = event.button & 1 ? 0 : event.button & 4 ? 1 : event.button & 2 ? 2 : 0; + /* eslint-enable */ + } + } + + event.fixed_ = true; // Returns fixed-up instance + + return event; +} +/** + * Whether passive event listeners are supported + */ + +var _supportsPassive; + +var supportsPassive = function supportsPassive() { + if (typeof _supportsPassive !== 'boolean') { + _supportsPassive = false; + + try { + var opts = Object.defineProperty({}, 'passive', { + get: function get() { + _supportsPassive = true; + } + }); + window__default['default'].addEventListener('test', null, opts); + window__default['default'].removeEventListener('test', null, opts); + } catch (e) {// disregard + } + } + + return _supportsPassive; +}; +/** + * Touch events Chrome expects to be passive + */ + + +var passiveEvents = ['touchstart', 'touchmove']; +/** + * Add an event listener to element + * It stores the handler function in a separate cache object + * and adds a generic handler to the element's event, + * along with a unique id (guid) to the element. + * + * @param {Element|Object} elem + * Element or object to bind listeners to + * + * @param {string|string[]} type + * Type of event to bind to. + * + * @param {EventTarget~EventListener} fn + * Event listener. + */ + +function on(elem, type, fn) { + if (Array.isArray(type)) { + return _handleMultipleEvents(on, elem, type, fn); + } + + if (!DomData.has(elem)) { + DomData.set(elem, {}); + } + + var data = DomData.get(elem); // We need a place to store all our handler data + + if (!data.handlers) { + data.handlers = {}; + } + + if (!data.handlers[type]) { + data.handlers[type] = []; + } + + if (!fn.guid) { + fn.guid = newGUID(); + } + + data.handlers[type].push(fn); + + if (!data.dispatcher) { + data.disabled = false; + + data.dispatcher = function (event, hash) { + if (data.disabled) { + return; + } + + event = fixEvent(event); + var handlers = data.handlers[event.type]; + + if (handlers) { + // Copy handlers so if handlers are added/removed during the process it doesn't throw everything off. + var handlersCopy = handlers.slice(0); + + for (var m = 0, n = handlersCopy.length; m < n; m++) { + if (event.isImmediatePropagationStopped()) { + break; + } else { + try { + handlersCopy[m].call(elem, event, hash); + } catch (e) { + log$1.error(e); + } + } + } + } + }; + } + + if (data.handlers[type].length === 1) { + if (elem.addEventListener) { + var options = false; + + if (supportsPassive() && passiveEvents.indexOf(type) > -1) { + options = { + passive: true + }; + } + + elem.addEventListener(type, data.dispatcher, options); + } else if (elem.attachEvent) { + elem.attachEvent('on' + type, data.dispatcher); + } + } +} +/** + * Removes event listeners from an element + * + * @param {Element|Object} elem + * Object to remove listeners from. + * + * @param {string|string[]} [type] + * Type of listener to remove. Don't include to remove all events from element. + * + * @param {EventTarget~EventListener} [fn] + * Specific listener to remove. Don't include to remove listeners for an event + * type. + */ + +function off(elem, type, fn) { + // Don't want to add a cache object through getElData if not needed + if (!DomData.has(elem)) { + return; + } + + var data = DomData.get(elem); // If no events exist, nothing to unbind + + if (!data.handlers) { + return; + } + + if (Array.isArray(type)) { + return _handleMultipleEvents(off, elem, type, fn); + } // Utility function + + + var removeType = function removeType(el, t) { + data.handlers[t] = []; + + _cleanUpEvents(el, t); + }; // Are we removing all bound events? + + + if (type === undefined) { + for (var t in data.handlers) { + if (Object.prototype.hasOwnProperty.call(data.handlers || {}, t)) { + removeType(elem, t); + } + } + + return; + } + + var handlers = data.handlers[type]; // If no handlers exist, nothing to unbind + + if (!handlers) { + return; + } // If no listener was provided, remove all listeners for type + + + if (!fn) { + removeType(elem, type); + return; + } // We're only removing a single handler + + + if (fn.guid) { + for (var n = 0; n < handlers.length; n++) { + if (handlers[n].guid === fn.guid) { + handlers.splice(n--, 1); + } + } + } + + _cleanUpEvents(elem, type); +} +/** + * Trigger an event for an element + * + * @param {Element|Object} elem + * Element to trigger an event on + * + * @param {EventTarget~Event|string} event + * A string (the type) or an event object with a type attribute + * + * @param {Object} [hash] + * data hash to pass along with the event + * + * @return {boolean|undefined} + * Returns the opposite of `defaultPrevented` if default was + * prevented. Otherwise, returns `undefined` + */ + +function trigger(elem, event, hash) { + // Fetches element data and a reference to the parent (for bubbling). + // Don't want to add a data object to cache for every parent, + // so checking hasElData first. + var elemData = DomData.has(elem) ? DomData.get(elem) : {}; + var parent = elem.parentNode || elem.ownerDocument; // type = event.type || event, + // handler; + // If an event name was passed as a string, creates an event out of it + + if (typeof event === 'string') { + event = { + type: event, + target: elem + }; + } else if (!event.target) { + event.target = elem; + } // Normalizes the event properties. + + + event = fixEvent(event); // If the passed element has a dispatcher, executes the established handlers. + + if (elemData.dispatcher) { + elemData.dispatcher.call(elem, event, hash); + } // Unless explicitly stopped or the event does not bubble (e.g. media events) + // recursively calls this function to bubble the event up the DOM. + + + if (parent && !event.isPropagationStopped() && event.bubbles === true) { + trigger.call(null, parent, event, hash); // If at the top of the DOM, triggers the default action unless disabled. + } else if (!parent && !event.defaultPrevented && event.target && event.target[event.type]) { + if (!DomData.has(event.target)) { + DomData.set(event.target, {}); + } + + var targetData = DomData.get(event.target); // Checks if the target has a default action for this event. + + if (event.target[event.type]) { + // Temporarily disables event dispatching on the target as we have already executed the handler. + targetData.disabled = true; // Executes the default action. + + if (typeof event.target[event.type] === 'function') { + event.target[event.type](); + } // Re-enables event dispatching. + + + targetData.disabled = false; + } + } // Inform the triggerer if the default was prevented by returning false + + + return !event.defaultPrevented; +} +/** + * Trigger a listener only once for an event. + * + * @param {Element|Object} elem + * Element or object to bind to. + * + * @param {string|string[]} type + * Name/type of event + * + * @param {Event~EventListener} fn + * Event listener function + */ + +function one(elem, type, fn) { + if (Array.isArray(type)) { + return _handleMultipleEvents(one, elem, type, fn); + } + + var func = function func() { + off(elem, type, func); + fn.apply(this, arguments); + }; // copy the guid to the new function so it can removed using the original function's ID + + + func.guid = fn.guid = fn.guid || newGUID(); + on(elem, type, func); +} +/** + * Trigger a listener only once and then turn if off for all + * configured events + * + * @param {Element|Object} elem + * Element or object to bind to. + * + * @param {string|string[]} type + * Name/type of event + * + * @param {Event~EventListener} fn + * Event listener function + */ + +function any(elem, type, fn) { + var func = function func() { + off(elem, type, func); + fn.apply(this, arguments); + }; // copy the guid to the new function so it can removed using the original function's ID + + + func.guid = fn.guid = fn.guid || newGUID(); // multiple ons, but one off for everything + + on(elem, type, func); +} + +var Events = /*#__PURE__*/Object.freeze({ + __proto__: null, + fixEvent: fixEvent, + on: on, + off: off, + trigger: trigger, + one: one, + any: any +}); + +/** + * @file fn.js + * @module fn + */ +var UPDATE_REFRESH_INTERVAL = 30; +/** + * Bind (a.k.a proxy or context). A simple method for changing the context of + * a function. + * + * It also stores a unique id on the function so it can be easily removed from + * events. + * + * @function + * @param {Mixed} context + * The object to bind as scope. + * + * @param {Function} fn + * The function to be bound to a scope. + * + * @param {number} [uid] + * An optional unique ID for the function to be set + * + * @return {Function} + * The new function that will be bound into the context given + */ + +var bind = function bind(context, fn, uid) { + // Make sure the function has a unique ID + if (!fn.guid) { + fn.guid = newGUID(); + } // Create the new function that changes the context + + + var bound = fn.bind(context); // Allow for the ability to individualize this function + // Needed in the case where multiple objects might share the same prototype + // IF both items add an event listener with the same function, then you try to remove just one + // it will remove both because they both have the same guid. + // when using this, you need to use the bind method when you remove the listener as well. + // currently used in text tracks + + bound.guid = uid ? uid + '_' + fn.guid : fn.guid; + return bound; +}; +/** + * Wraps the given function, `fn`, with a new function that only invokes `fn` + * at most once per every `wait` milliseconds. + * + * @function + * @param {Function} fn + * The function to be throttled. + * + * @param {number} wait + * The number of milliseconds by which to throttle. + * + * @return {Function} + */ + +var throttle = function throttle(fn, wait) { + var last = window__default['default'].performance.now(); + + var throttled = function throttled() { + var now = window__default['default'].performance.now(); + + if (now - last >= wait) { + fn.apply(void 0, arguments); + last = now; + } + }; + + return throttled; +}; +/** + * Creates a debounced function that delays invoking `func` until after `wait` + * milliseconds have elapsed since the last time the debounced function was + * invoked. + * + * Inspired by lodash and underscore implementations. + * + * @function + * @param {Function} func + * The function to wrap with debounce behavior. + * + * @param {number} wait + * The number of milliseconds to wait after the last invocation. + * + * @param {boolean} [immediate] + * Whether or not to invoke the function immediately upon creation. + * + * @param {Object} [context=window] + * The "context" in which the debounced function should debounce. For + * example, if this function should be tied to a Video.js player, + * the player can be passed here. Alternatively, defaults to the + * global `window` object. + * + * @return {Function} + * A debounced function. + */ + +var debounce = function debounce(func, wait, immediate, context) { + if (context === void 0) { + context = window__default['default']; + } + + var timeout; + + var cancel = function cancel() { + context.clearTimeout(timeout); + timeout = null; + }; + /* eslint-disable consistent-this */ + + + var debounced = function debounced() { + var self = this; + var args = arguments; + + var _later = function later() { + timeout = null; + _later = null; + + if (!immediate) { + func.apply(self, args); + } + }; + + if (!timeout && immediate) { + func.apply(self, args); + } + + context.clearTimeout(timeout); + timeout = context.setTimeout(_later, wait); + }; + /* eslint-enable consistent-this */ + + + debounced.cancel = cancel; + return debounced; +}; + +/** + * @file src/js/event-target.js + */ +/** + * `EventTarget` is a class that can have the same API as the DOM `EventTarget`. It + * adds shorthand functions that wrap around lengthy functions. For example: + * the `on` function is a wrapper around `addEventListener`. + * + * @see [EventTarget Spec]{@link https://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget} + * @class EventTarget + */ + +var EventTarget$2 = function EventTarget() {}; +/** + * A Custom DOM event. + * + * @typedef {Object} EventTarget~Event + * @see [Properties]{@link https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent} + */ + +/** + * All event listeners should follow the following format. + * + * @callback EventTarget~EventListener + * @this {EventTarget} + * + * @param {EventTarget~Event} event + * the event that triggered this function + * + * @param {Object} [hash] + * hash of data sent during the event + */ + +/** + * An object containing event names as keys and booleans as values. + * + * > NOTE: If an event name is set to a true value here {@link EventTarget#trigger} + * will have extra functionality. See that function for more information. + * + * @property EventTarget.prototype.allowedEvents_ + * @private + */ + + +EventTarget$2.prototype.allowedEvents_ = {}; +/** + * Adds an `event listener` to an instance of an `EventTarget`. An `event listener` is a + * function that will get called when an event with a certain name gets triggered. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to call with `EventTarget`s + */ + +EventTarget$2.prototype.on = function (type, fn) { + // Remove the addEventListener alias before calling Events.on + // so we don't get into an infinite type loop + var ael = this.addEventListener; + + this.addEventListener = function () {}; + + on(this, type, fn); + this.addEventListener = ael; +}; +/** + * An alias of {@link EventTarget#on}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#on} + */ + + +EventTarget$2.prototype.addEventListener = EventTarget$2.prototype.on; +/** + * Removes an `event listener` for a specific event from an instance of `EventTarget`. + * This makes it so that the `event listener` will no longer get called when the + * named event happens. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to remove. + */ + +EventTarget$2.prototype.off = function (type, fn) { + off(this, type, fn); +}; +/** + * An alias of {@link EventTarget#off}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#off} + */ + + +EventTarget$2.prototype.removeEventListener = EventTarget$2.prototype.off; +/** + * This function will add an `event listener` that gets triggered only once. After the + * first trigger it will get removed. This is like adding an `event listener` + * with {@link EventTarget#on} that calls {@link EventTarget#off} on itself. + * + * @param {string|string[]} type + * An event name or an array of event names. + * + * @param {EventTarget~EventListener} fn + * The function to be called once for each event name. + */ + +EventTarget$2.prototype.one = function (type, fn) { + // Remove the addEventListener aliasing Events.on + // so we don't get into an infinite type loop + var ael = this.addEventListener; + + this.addEventListener = function () {}; + + one(this, type, fn); + this.addEventListener = ael; +}; + +EventTarget$2.prototype.any = function (type, fn) { + // Remove the addEventListener aliasing Events.on + // so we don't get into an infinite type loop + var ael = this.addEventListener; + + this.addEventListener = function () {}; + + any(this, type, fn); + this.addEventListener = ael; +}; +/** + * This function causes an event to happen. This will then cause any `event listeners` + * that are waiting for that event, to get called. If there are no `event listeners` + * for an event then nothing will happen. + * + * If the name of the `Event` that is being triggered is in `EventTarget.allowedEvents_`. + * Trigger will also call the `on` + `uppercaseEventName` function. + * + * Example: + * 'click' is in `EventTarget.allowedEvents_`, so, trigger will attempt to call + * `onClick` if it exists. + * + * @param {string|EventTarget~Event|Object} event + * The name of the event, an `Event`, or an object with a key of type set to + * an event name. + */ + + +EventTarget$2.prototype.trigger = function (event) { + var type = event.type || event; // deprecation + // In a future version we should default target to `this` + // similar to how we default the target to `elem` in + // `Events.trigger`. Right now the default `target` will be + // `document` due to the `Event.fixEvent` call. + + if (typeof event === 'string') { + event = { + type: type + }; + } + + event = fixEvent(event); + + if (this.allowedEvents_[type] && this['on' + type]) { + this['on' + type](event); + } + + trigger(this, event); +}; +/** + * An alias of {@link EventTarget#trigger}. Allows `EventTarget` to mimic + * the standard DOM API. + * + * @function + * @see {@link EventTarget#trigger} + */ + + +EventTarget$2.prototype.dispatchEvent = EventTarget$2.prototype.trigger; +var EVENT_MAP; + +EventTarget$2.prototype.queueTrigger = function (event) { + var _this = this; + + // only set up EVENT_MAP if it'll be used + if (!EVENT_MAP) { + EVENT_MAP = new Map(); + } + + var type = event.type || event; + var map = EVENT_MAP.get(this); + + if (!map) { + map = new Map(); + EVENT_MAP.set(this, map); + } + + var oldTimeout = map.get(type); + map["delete"](type); + window__default['default'].clearTimeout(oldTimeout); + var timeout = window__default['default'].setTimeout(function () { + // if we cleared out all timeouts for the current target, delete its map + if (map.size === 0) { + map = null; + EVENT_MAP["delete"](_this); + } + + _this.trigger(event); + }, 0); + map.set(type, timeout); +}; + +/** + * @file mixins/evented.js + * @module evented + */ + +var objName = function objName(obj) { + if (typeof obj.name === 'function') { + return obj.name(); + } + + if (typeof obj.name === 'string') { + return obj.name; + } + + if (obj.name_) { + return obj.name_; + } + + if (obj.constructor && obj.constructor.name) { + return obj.constructor.name; + } + + return typeof obj; +}; +/** + * Returns whether or not an object has had the evented mixin applied. + * + * @param {Object} object + * An object to test. + * + * @return {boolean} + * Whether or not the object appears to be evented. + */ + + +var isEvented = function isEvented(object) { + return object instanceof EventTarget$2 || !!object.eventBusEl_ && ['on', 'one', 'off', 'trigger'].every(function (k) { + return typeof object[k] === 'function'; + }); +}; +/** + * Adds a callback to run after the evented mixin applied. + * + * @param {Object} object + * An object to Add + * @param {Function} callback + * The callback to run. + */ + + +var addEventedCallback = function addEventedCallback(target, callback) { + if (isEvented(target)) { + callback(); + } else { + if (!target.eventedCallbacks) { + target.eventedCallbacks = []; + } + + target.eventedCallbacks.push(callback); + } +}; +/** + * Whether a value is a valid event type - non-empty string or array. + * + * @private + * @param {string|Array} type + * The type value to test. + * + * @return {boolean} + * Whether or not the type is a valid event type. + */ + + +var isValidEventType = function isValidEventType(type) { + return (// The regex here verifies that the `type` contains at least one non- + // whitespace character. + typeof type === 'string' && /\S/.test(type) || Array.isArray(type) && !!type.length + ); +}; +/** + * Validates a value to determine if it is a valid event target. Throws if not. + * + * @private + * @throws {Error} + * If the target does not appear to be a valid event target. + * + * @param {Object} target + * The object to test. + * + * @param {Object} obj + * The evented object we are validating for + * + * @param {string} fnName + * The name of the evented mixin function that called this. + */ + + +var validateTarget = function validateTarget(target, obj, fnName) { + if (!target || !target.nodeName && !isEvented(target)) { + throw new Error("Invalid target for " + objName(obj) + "#" + fnName + "; must be a DOM node or evented object."); + } +}; +/** + * Validates a value to determine if it is a valid event target. Throws if not. + * + * @private + * @throws {Error} + * If the type does not appear to be a valid event type. + * + * @param {string|Array} type + * The type to test. + * + * @param {Object} obj +* The evented object we are validating for + * + * @param {string} fnName + * The name of the evented mixin function that called this. + */ + + +var validateEventType = function validateEventType(type, obj, fnName) { + if (!isValidEventType(type)) { + throw new Error("Invalid event type for " + objName(obj) + "#" + fnName + "; must be a non-empty string or array."); + } +}; +/** + * Validates a value to determine if it is a valid listener. Throws if not. + * + * @private + * @throws {Error} + * If the listener is not a function. + * + * @param {Function} listener + * The listener to test. + * + * @param {Object} obj + * The evented object we are validating for + * + * @param {string} fnName + * The name of the evented mixin function that called this. + */ + + +var validateListener = function validateListener(listener, obj, fnName) { + if (typeof listener !== 'function') { + throw new Error("Invalid listener for " + objName(obj) + "#" + fnName + "; must be a function."); + } +}; +/** + * Takes an array of arguments given to `on()` or `one()`, validates them, and + * normalizes them into an object. + * + * @private + * @param {Object} self + * The evented object on which `on()` or `one()` was called. This + * object will be bound as the `this` value for the listener. + * + * @param {Array} args + * An array of arguments passed to `on()` or `one()`. + * + * @param {string} fnName + * The name of the evented mixin function that called this. + * + * @return {Object} + * An object containing useful values for `on()` or `one()` calls. + */ + + +var normalizeListenArgs = function normalizeListenArgs(self, args, fnName) { + // If the number of arguments is less than 3, the target is always the + // evented object itself. + var isTargetingSelf = args.length < 3 || args[0] === self || args[0] === self.eventBusEl_; + var target; + var type; + var listener; + + if (isTargetingSelf) { + target = self.eventBusEl_; // Deal with cases where we got 3 arguments, but we are still listening to + // the evented object itself. + + if (args.length >= 3) { + args.shift(); + } + + type = args[0]; + listener = args[1]; + } else { + target = args[0]; + type = args[1]; + listener = args[2]; + } + + validateTarget(target, self, fnName); + validateEventType(type, self, fnName); + validateListener(listener, self, fnName); + listener = bind(self, listener); + return { + isTargetingSelf: isTargetingSelf, + target: target, + type: type, + listener: listener + }; +}; +/** + * Adds the listener to the event type(s) on the target, normalizing for + * the type of target. + * + * @private + * @param {Element|Object} target + * A DOM node or evented object. + * + * @param {string} method + * The event binding method to use ("on" or "one"). + * + * @param {string|Array} type + * One or more event type(s). + * + * @param {Function} listener + * A listener function. + */ + + +var listen = function listen(target, method, type, listener) { + validateTarget(target, target, method); + + if (target.nodeName) { + Events[method](target, type, listener); + } else { + target[method](type, listener); + } +}; +/** + * Contains methods that provide event capabilities to an object which is passed + * to {@link module:evented|evented}. + * + * @mixin EventedMixin + */ + + +var EventedMixin = { + /** + * Add a listener to an event (or events) on this object or another evented + * object. + * + * @param {string|Array|Element|Object} targetOrType + * If this is a string or array, it represents the event type(s) + * that will trigger the listener. + * + * Another evented object can be passed here instead, which will + * cause the listener to listen for events on _that_ object. + * + * In either case, the listener's `this` value will be bound to + * this object. + * + * @param {string|Array|Function} typeOrListener + * If the first argument was a string or array, this should be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function. + */ + on: function on() { + var _this = this; + + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + var _normalizeListenArgs = normalizeListenArgs(this, args, 'on'), + isTargetingSelf = _normalizeListenArgs.isTargetingSelf, + target = _normalizeListenArgs.target, + type = _normalizeListenArgs.type, + listener = _normalizeListenArgs.listener; + + listen(target, 'on', type, listener); // If this object is listening to another evented object. + + if (!isTargetingSelf) { + // If this object is disposed, remove the listener. + var removeListenerOnDispose = function removeListenerOnDispose() { + return _this.off(target, type, listener); + }; // Use the same function ID as the listener so we can remove it later it + // using the ID of the original listener. + + + removeListenerOnDispose.guid = listener.guid; // Add a listener to the target's dispose event as well. This ensures + // that if the target is disposed BEFORE this object, we remove the + // removal listener that was just added. Otherwise, we create a memory leak. + + var removeRemoverOnTargetDispose = function removeRemoverOnTargetDispose() { + return _this.off('dispose', removeListenerOnDispose); + }; // Use the same function ID as the listener so we can remove it later + // it using the ID of the original listener. + + + removeRemoverOnTargetDispose.guid = listener.guid; + listen(this, 'on', 'dispose', removeListenerOnDispose); + listen(target, 'on', 'dispose', removeRemoverOnTargetDispose); + } + }, + + /** + * Add a listener to an event (or events) on this object or another evented + * object. The listener will be called once per event and then removed. + * + * @param {string|Array|Element|Object} targetOrType + * If this is a string or array, it represents the event type(s) + * that will trigger the listener. + * + * Another evented object can be passed here instead, which will + * cause the listener to listen for events on _that_ object. + * + * In either case, the listener's `this` value will be bound to + * this object. + * + * @param {string|Array|Function} typeOrListener + * If the first argument was a string or array, this should be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function. + */ + one: function one() { + var _this2 = this; + + for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + + var _normalizeListenArgs2 = normalizeListenArgs(this, args, 'one'), + isTargetingSelf = _normalizeListenArgs2.isTargetingSelf, + target = _normalizeListenArgs2.target, + type = _normalizeListenArgs2.type, + listener = _normalizeListenArgs2.listener; // Targeting this evented object. + + + if (isTargetingSelf) { + listen(target, 'one', type, listener); // Targeting another evented object. + } else { + // TODO: This wrapper is incorrect! It should only + // remove the wrapper for the event type that called it. + // Instead all listners are removed on the first trigger! + // see https://github.com/videojs/video.js/issues/5962 + var wrapper = function wrapper() { + _this2.off(target, type, wrapper); + + for (var _len3 = arguments.length, largs = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + largs[_key3] = arguments[_key3]; + } + + listener.apply(null, largs); + }; // Use the same function ID as the listener so we can remove it later + // it using the ID of the original listener. + + + wrapper.guid = listener.guid; + listen(target, 'one', type, wrapper); + } + }, + + /** + * Add a listener to an event (or events) on this object or another evented + * object. The listener will only be called once for the first event that is triggered + * then removed. + * + * @param {string|Array|Element|Object} targetOrType + * If this is a string or array, it represents the event type(s) + * that will trigger the listener. + * + * Another evented object can be passed here instead, which will + * cause the listener to listen for events on _that_ object. + * + * In either case, the listener's `this` value will be bound to + * this object. + * + * @param {string|Array|Function} typeOrListener + * If the first argument was a string or array, this should be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function. + */ + any: function any() { + var _this3 = this; + + for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + + var _normalizeListenArgs3 = normalizeListenArgs(this, args, 'any'), + isTargetingSelf = _normalizeListenArgs3.isTargetingSelf, + target = _normalizeListenArgs3.target, + type = _normalizeListenArgs3.type, + listener = _normalizeListenArgs3.listener; // Targeting this evented object. + + + if (isTargetingSelf) { + listen(target, 'any', type, listener); // Targeting another evented object. + } else { + var wrapper = function wrapper() { + _this3.off(target, type, wrapper); + + for (var _len5 = arguments.length, largs = new Array(_len5), _key5 = 0; _key5 < _len5; _key5++) { + largs[_key5] = arguments[_key5]; + } + + listener.apply(null, largs); + }; // Use the same function ID as the listener so we can remove it later + // it using the ID of the original listener. + + + wrapper.guid = listener.guid; + listen(target, 'any', type, wrapper); + } + }, + + /** + * Removes listener(s) from event(s) on an evented object. + * + * @param {string|Array|Element|Object} [targetOrType] + * If this is a string or array, it represents the event type(s). + * + * Another evented object can be passed here instead, in which case + * ALL 3 arguments are _required_. + * + * @param {string|Array|Function} [typeOrListener] + * If the first argument was a string or array, this may be the + * listener function. Otherwise, this is a string or array of event + * type(s). + * + * @param {Function} [listener] + * If the first argument was another evented object, this will be + * the listener function; otherwise, _all_ listeners bound to the + * event type(s) will be removed. + */ + off: function off$1(targetOrType, typeOrListener, listener) { + // Targeting this evented object. + if (!targetOrType || isValidEventType(targetOrType)) { + off(this.eventBusEl_, targetOrType, typeOrListener); // Targeting another evented object. + } else { + var target = targetOrType; + var type = typeOrListener; // Fail fast and in a meaningful way! + + validateTarget(target, this, 'off'); + validateEventType(type, this, 'off'); + validateListener(listener, this, 'off'); // Ensure there's at least a guid, even if the function hasn't been used + + listener = bind(this, listener); // Remove the dispose listener on this evented object, which was given + // the same guid as the event listener in on(). + + this.off('dispose', listener); + + if (target.nodeName) { + off(target, type, listener); + off(target, 'dispose', listener); + } else if (isEvented(target)) { + target.off(type, listener); + target.off('dispose', listener); + } + } + }, + + /** + * Fire an event on this evented object, causing its listeners to be called. + * + * @param {string|Object} event + * An event type or an object with a type property. + * + * @param {Object} [hash] + * An additional object to pass along to listeners. + * + * @return {boolean} + * Whether or not the default behavior was prevented. + */ + trigger: function trigger$1(event, hash) { + validateTarget(this.eventBusEl_, this, 'trigger'); + var type = event && typeof event !== 'string' ? event.type : event; + + if (!isValidEventType(type)) { + var error = "Invalid event type for " + objName(this) + "#trigger; " + 'must be a non-empty string or object with a type key that has a non-empty value.'; + + if (event) { + (this.log || log$1).error(error); + } else { + throw new Error(error); + } + } + + return trigger(this.eventBusEl_, event, hash); + } +}; +/** + * Applies {@link module:evented~EventedMixin|EventedMixin} to a target object. + * + * @param {Object} target + * The object to which to add event methods. + * + * @param {Object} [options={}] + * Options for customizing the mixin behavior. + * + * @param {string} [options.eventBusKey] + * By default, adds a `eventBusEl_` DOM element to the target object, + * which is used as an event bus. If the target object already has a + * DOM element that should be used, pass its key here. + * + * @return {Object} + * The target object. + */ + +function evented(target, options) { + if (options === void 0) { + options = {}; + } + + var _options = options, + eventBusKey = _options.eventBusKey; // Set or create the eventBusEl_. + + if (eventBusKey) { + if (!target[eventBusKey].nodeName) { + throw new Error("The eventBusKey \"" + eventBusKey + "\" does not refer to an element."); + } + + target.eventBusEl_ = target[eventBusKey]; + } else { + target.eventBusEl_ = createEl('span', { + className: 'vjs-event-bus' + }); + } + + assign(target, EventedMixin); + + if (target.eventedCallbacks) { + target.eventedCallbacks.forEach(function (callback) { + callback(); + }); + } // When any evented object is disposed, it removes all its listeners. + + + target.on('dispose', function () { + target.off(); + [target, target.el_, target.eventBusEl_].forEach(function (val) { + if (val && DomData.has(val)) { + DomData["delete"](val); + } + }); + window__default['default'].setTimeout(function () { + target.eventBusEl_ = null; + }, 0); + }); + return target; +} + +/** + * @file mixins/stateful.js + * @module stateful + */ +/** + * Contains methods that provide statefulness to an object which is passed + * to {@link module:stateful}. + * + * @mixin StatefulMixin + */ + +var StatefulMixin = { + /** + * A hash containing arbitrary keys and values representing the state of + * the object. + * + * @type {Object} + */ + state: {}, + + /** + * Set the state of an object by mutating its + * {@link module:stateful~StatefulMixin.state|state} object in place. + * + * @fires module:stateful~StatefulMixin#statechanged + * @param {Object|Function} stateUpdates + * A new set of properties to shallow-merge into the plugin state. + * Can be a plain object or a function returning a plain object. + * + * @return {Object|undefined} + * An object containing changes that occurred. If no changes + * occurred, returns `undefined`. + */ + setState: function setState(stateUpdates) { + var _this = this; + + // Support providing the `stateUpdates` state as a function. + if (typeof stateUpdates === 'function') { + stateUpdates = stateUpdates(); + } + + var changes; + each(stateUpdates, function (value, key) { + // Record the change if the value is different from what's in the + // current state. + if (_this.state[key] !== value) { + changes = changes || {}; + changes[key] = { + from: _this.state[key], + to: value + }; + } + + _this.state[key] = value; + }); // Only trigger "statechange" if there were changes AND we have a trigger + // function. This allows us to not require that the target object be an + // evented object. + + if (changes && isEvented(this)) { + /** + * An event triggered on an object that is both + * {@link module:stateful|stateful} and {@link module:evented|evented} + * indicating that its state has changed. + * + * @event module:stateful~StatefulMixin#statechanged + * @type {Object} + * @property {Object} changes + * A hash containing the properties that were changed and + * the values they were changed `from` and `to`. + */ + this.trigger({ + changes: changes, + type: 'statechanged' + }); + } + + return changes; + } +}; +/** + * Applies {@link module:stateful~StatefulMixin|StatefulMixin} to a target + * object. + * + * If the target object is {@link module:evented|evented} and has a + * `handleStateChanged` method, that method will be automatically bound to the + * `statechanged` event on itself. + * + * @param {Object} target + * The object to be made stateful. + * + * @param {Object} [defaultState] + * A default set of properties to populate the newly-stateful object's + * `state` property. + * + * @return {Object} + * Returns the `target`. + */ + +function stateful(target, defaultState) { + assign(target, StatefulMixin); // This happens after the mixing-in because we need to replace the `state` + // added in that step. + + target.state = assign({}, target.state, defaultState); // Auto-bind the `handleStateChanged` method of the target object if it exists. + + if (typeof target.handleStateChanged === 'function' && isEvented(target)) { + target.on('statechanged', target.handleStateChanged); + } + + return target; +} + +/** + * @file string-cases.js + * @module to-lower-case + */ + +/** + * Lowercase the first letter of a string. + * + * @param {string} string + * String to be lowercased + * + * @return {string} + * The string with a lowercased first letter + */ +var toLowerCase = function toLowerCase(string) { + if (typeof string !== 'string') { + return string; + } + + return string.replace(/./, function (w) { + return w.toLowerCase(); + }); +}; +/** + * Uppercase the first letter of a string. + * + * @param {string} string + * String to be uppercased + * + * @return {string} + * The string with an uppercased first letter + */ + +var toTitleCase$1 = function toTitleCase(string) { + if (typeof string !== 'string') { + return string; + } + + return string.replace(/./, function (w) { + return w.toUpperCase(); + }); +}; +/** + * Compares the TitleCase versions of the two strings for equality. + * + * @param {string} str1 + * The first string to compare + * + * @param {string} str2 + * The second string to compare + * + * @return {boolean} + * Whether the TitleCase versions of the strings are equal + */ + +var titleCaseEquals = function titleCaseEquals(str1, str2) { + return toTitleCase$1(str1) === toTitleCase$1(str2); +}; + +/** + * @file merge-options.js + * @module merge-options + */ +/** + * Merge two objects recursively. + * + * Performs a deep merge like + * {@link https://lodash.com/docs/4.17.10#merge|lodash.merge}, but only merges + * plain objects (not arrays, elements, or anything else). + * + * Non-plain object values will be copied directly from the right-most + * argument. + * + * @static + * @param {Object[]} sources + * One or more objects to merge into a new object. + * + * @return {Object} + * A new object that is the merged result of all sources. + */ + +function mergeOptions$3() { + var result = {}; + + for (var _len = arguments.length, sources = new Array(_len), _key = 0; _key < _len; _key++) { + sources[_key] = arguments[_key]; + } + + sources.forEach(function (source) { + if (!source) { + return; + } + + each(source, function (value, key) { + if (!isPlain(value)) { + result[key] = value; + return; + } + + if (!isPlain(result[key])) { + result[key] = {}; + } + + result[key] = mergeOptions$3(result[key], value); + }); + }); + return result; +} + +var MapSham = /*#__PURE__*/function () { + function MapSham() { + this.map_ = {}; + } + + var _proto = MapSham.prototype; + + _proto.has = function has(key) { + return key in this.map_; + }; + + _proto["delete"] = function _delete(key) { + var has = this.has(key); + delete this.map_[key]; + return has; + }; + + _proto.set = function set(key, value) { + this.map_[key] = value; + return this; + }; + + _proto.forEach = function forEach(callback, thisArg) { + for (var key in this.map_) { + callback.call(thisArg, this.map_[key], key, this); + } + }; + + return MapSham; +}(); + +var Map$1 = window__default['default'].Map ? window__default['default'].Map : MapSham; + +var SetSham = /*#__PURE__*/function () { + function SetSham() { + this.set_ = {}; + } + + var _proto = SetSham.prototype; + + _proto.has = function has(key) { + return key in this.set_; + }; + + _proto["delete"] = function _delete(key) { + var has = this.has(key); + delete this.set_[key]; + return has; + }; + + _proto.add = function add(key) { + this.set_[key] = 1; + return this; + }; + + _proto.forEach = function forEach(callback, thisArg) { + for (var key in this.set_) { + callback.call(thisArg, key, key, this); + } + }; + + return SetSham; +}(); + +var Set$1 = window__default['default'].Set ? window__default['default'].Set : SetSham; + +/** + * Player Component - Base class for all UI objects + * + * @file component.js + */ +/** + * Base class for all UI Components. + * Components are UI objects which represent both a javascript object and an element + * in the DOM. They can be children of other components, and can have + * children themselves. + * + * Components can also use methods from {@link EventTarget} + */ + +var Component$1 = /*#__PURE__*/function () { + /** + * A callback that is called when a component is ready. Does not have any + * paramters and any callback value will be ignored. + * + * @callback Component~ReadyCallback + * @this Component + */ + + /** + * Creates an instance of this class. + * + * @param {Player} player + * The `Player` that this class should be attached to. + * + * @param {Object} [options] + * The key/value store of component options. + * + * @param {Object[]} [options.children] + * An array of children objects to intialize this component with. Children objects have + * a name property that will be used if more than one component of the same type needs to be + * added. + * + * @param {string} [options.className] + * A class or space separated list of classes to add the component + * + * @param {Component~ReadyCallback} [ready] + * Function that gets called when the `Component` is ready. + */ + function Component(player, options, ready) { + var _this = this; + + // The component might be the player itself and we can't pass `this` to super + if (!player && this.play) { + this.player_ = player = this; // eslint-disable-line + } else { + this.player_ = player; + } + + this.isDisposed_ = false; // Hold the reference to the parent component via `addChild` method + + this.parentComponent_ = null; // Make a copy of prototype.options_ to protect against overriding defaults + + this.options_ = mergeOptions$3({}, this.options_); // Updated options with supplied options + + options = this.options_ = mergeOptions$3(this.options_, options); // Get ID from options or options element if one is supplied + + this.id_ = options.id || options.el && options.el.id; // If there was no ID from the options, generate one + + if (!this.id_) { + // Don't require the player ID function in the case of mock players + var id = player && player.id && player.id() || 'no_player'; + this.id_ = id + "_component_" + newGUID(); + } + + this.name_ = options.name || null; // Create element if one wasn't provided in options + + if (options.el) { + this.el_ = options.el; + } else if (options.createEl !== false) { + this.el_ = this.createEl(); + } + + if (options.className && this.el_) { + options.className.split(' ').forEach(function (c) { + return _this.addClass(c); + }); + } // if evented is anything except false, we want to mixin in evented + + + if (options.evented !== false) { + // Make this an evented object and use `el_`, if available, as its event bus + evented(this, { + eventBusKey: this.el_ ? 'el_' : null + }); + this.handleLanguagechange = this.handleLanguagechange.bind(this); + this.on(this.player_, 'languagechange', this.handleLanguagechange); + } + + stateful(this, this.constructor.defaultState); + this.children_ = []; + this.childIndex_ = {}; + this.childNameIndex_ = {}; + this.setTimeoutIds_ = new Set$1(); + this.setIntervalIds_ = new Set$1(); + this.rafIds_ = new Set$1(); + this.namedRafs_ = new Map$1(); + this.clearingTimersOnDispose_ = false; // Add any child components in options + + if (options.initChildren !== false) { + this.initChildren(); + } // Don't want to trigger ready here or it will go before init is actually + // finished for all children that run this constructor + + + this.ready(ready); + + if (options.reportTouchActivity !== false) { + this.enableTouchActivity(); + } + } + /** + * Dispose of the `Component` and all child components. + * + * @fires Component#dispose + * + * @param {Object} options + * @param {Element} options.originalEl element with which to replace player element + */ + + + var _proto = Component.prototype; + + _proto.dispose = function dispose(options) { + if (options === void 0) { + options = {}; + } + + // Bail out if the component has already been disposed. + if (this.isDisposed_) { + return; + } + + if (this.readyQueue_) { + this.readyQueue_.length = 0; + } + /** + * Triggered when a `Component` is disposed. + * + * @event Component#dispose + * @type {EventTarget~Event} + * + * @property {boolean} [bubbles=false] + * set to false so that the dispose event does not + * bubble up + */ + + + this.trigger({ + type: 'dispose', + bubbles: false + }); + this.isDisposed_ = true; // Dispose all children. + + if (this.children_) { + for (var i = this.children_.length - 1; i >= 0; i--) { + if (this.children_[i].dispose) { + this.children_[i].dispose(); + } + } + } // Delete child references + + + this.children_ = null; + this.childIndex_ = null; + this.childNameIndex_ = null; + this.parentComponent_ = null; + + if (this.el_) { + // Remove element from DOM + if (this.el_.parentNode) { + if (options.restoreEl) { + this.el_.parentNode.replaceChild(options.restoreEl, this.el_); + } else { + this.el_.parentNode.removeChild(this.el_); + } + } + + this.el_ = null; + } // remove reference to the player after disposing of the element + + + this.player_ = null; + } + /** + * Determine whether or not this component has been disposed. + * + * @return {boolean} + * If the component has been disposed, will be `true`. Otherwise, `false`. + */ + ; + + _proto.isDisposed = function isDisposed() { + return Boolean(this.isDisposed_); + } + /** + * Return the {@link Player} that the `Component` has attached to. + * + * @return {Player} + * The player that this `Component` has attached to. + */ + ; + + _proto.player = function player() { + return this.player_; + } + /** + * Deep merge of options objects with new options. + * > Note: When both `obj` and `options` contain properties whose values are objects. + * The two properties get merged using {@link module:mergeOptions} + * + * @param {Object} obj + * The object that contains new options. + * + * @return {Object} + * A new object of `this.options_` and `obj` merged together. + */ + ; + + _proto.options = function options(obj) { + if (!obj) { + return this.options_; + } + + this.options_ = mergeOptions$3(this.options_, obj); + return this.options_; + } + /** + * Get the `Component`s DOM element + * + * @return {Element} + * The DOM element for this `Component`. + */ + ; + + _proto.el = function el() { + return this.el_; + } + /** + * Create the `Component`s DOM element. + * + * @param {string} [tagName] + * Element's DOM node type. e.g. 'div' + * + * @param {Object} [properties] + * An object of properties that should be set. + * + * @param {Object} [attributes] + * An object of attributes that should be set. + * + * @return {Element} + * The element that gets created. + */ + ; + + _proto.createEl = function createEl$1(tagName, properties, attributes) { + return createEl(tagName, properties, attributes); + } + /** + * Localize a string given the string in english. + * + * If tokens are provided, it'll try and run a simple token replacement on the provided string. + * The tokens it looks for look like `{1}` with the index being 1-indexed into the tokens array. + * + * If a `defaultValue` is provided, it'll use that over `string`, + * if a value isn't found in provided language files. + * This is useful if you want to have a descriptive key for token replacement + * but have a succinct localized string and not require `en.json` to be included. + * + * Currently, it is used for the progress bar timing. + * ```js + * { + * "progress bar timing: currentTime={1} duration={2}": "{1} of {2}" + * } + * ``` + * It is then used like so: + * ```js + * this.localize('progress bar timing: currentTime={1} duration{2}', + * [this.player_.currentTime(), this.player_.duration()], + * '{1} of {2}'); + * ``` + * + * Which outputs something like: `01:23 of 24:56`. + * + * + * @param {string} string + * The string to localize and the key to lookup in the language files. + * @param {string[]} [tokens] + * If the current item has token replacements, provide the tokens here. + * @param {string} [defaultValue] + * Defaults to `string`. Can be a default value to use for token replacement + * if the lookup key is needed to be separate. + * + * @return {string} + * The localized string or if no localization exists the english string. + */ + ; + + _proto.localize = function localize(string, tokens, defaultValue) { + if (defaultValue === void 0) { + defaultValue = string; + } + + var code = this.player_.language && this.player_.language(); + var languages = this.player_.languages && this.player_.languages(); + var language = languages && languages[code]; + var primaryCode = code && code.split('-')[0]; + var primaryLang = languages && languages[primaryCode]; + var localizedString = defaultValue; + + if (language && language[string]) { + localizedString = language[string]; + } else if (primaryLang && primaryLang[string]) { + localizedString = primaryLang[string]; + } + + if (tokens) { + localizedString = localizedString.replace(/\{(\d+)\}/g, function (match, index) { + var value = tokens[index - 1]; + var ret = value; + + if (typeof value === 'undefined') { + ret = match; + } + + return ret; + }); + } + + return localizedString; + } + /** + * Handles language change for the player in components. Should be overriden by sub-components. + * + * @abstract + */ + ; + + _proto.handleLanguagechange = function handleLanguagechange() {} + /** + * Return the `Component`s DOM element. This is where children get inserted. + * This will usually be the the same as the element returned in {@link Component#el}. + * + * @return {Element} + * The content element for this `Component`. + */ + ; + + _proto.contentEl = function contentEl() { + return this.contentEl_ || this.el_; + } + /** + * Get this `Component`s ID + * + * @return {string} + * The id of this `Component` + */ + ; + + _proto.id = function id() { + return this.id_; + } + /** + * Get the `Component`s name. The name gets used to reference the `Component` + * and is set during registration. + * + * @return {string} + * The name of this `Component`. + */ + ; + + _proto.name = function name() { + return this.name_; + } + /** + * Get an array of all child components + * + * @return {Array} + * The children + */ + ; + + _proto.children = function children() { + return this.children_; + } + /** + * Returns the child `Component` with the given `id`. + * + * @param {string} id + * The id of the child `Component` to get. + * + * @return {Component|undefined} + * The child `Component` with the given `id` or undefined. + */ + ; + + _proto.getChildById = function getChildById(id) { + return this.childIndex_[id]; + } + /** + * Returns the child `Component` with the given `name`. + * + * @param {string} name + * The name of the child `Component` to get. + * + * @return {Component|undefined} + * The child `Component` with the given `name` or undefined. + */ + ; + + _proto.getChild = function getChild(name) { + if (!name) { + return; + } + + return this.childNameIndex_[name]; + } + /** + * Returns the descendant `Component` following the givent + * descendant `names`. For instance ['foo', 'bar', 'baz'] would + * try to get 'foo' on the current component, 'bar' on the 'foo' + * component and 'baz' on the 'bar' component and return undefined + * if any of those don't exist. + * + * @param {...string[]|...string} names + * The name of the child `Component` to get. + * + * @return {Component|undefined} + * The descendant `Component` following the given descendant + * `names` or undefined. + */ + ; + + _proto.getDescendant = function getDescendant() { + for (var _len = arguments.length, names = new Array(_len), _key = 0; _key < _len; _key++) { + names[_key] = arguments[_key]; + } + + // flatten array argument into the main array + names = names.reduce(function (acc, n) { + return acc.concat(n); + }, []); + var currentChild = this; + + for (var i = 0; i < names.length; i++) { + currentChild = currentChild.getChild(names[i]); + + if (!currentChild || !currentChild.getChild) { + return; + } + } + + return currentChild; + } + /** + * Add a child `Component` inside the current `Component`. + * + * + * @param {string|Component} child + * The name or instance of a child to add. + * + * @param {Object} [options={}] + * The key/value store of options that will get passed to children of + * the child. + * + * @param {number} [index=this.children_.length] + * The index to attempt to add a child into. + * + * @return {Component} + * The `Component` that gets added as a child. When using a string the + * `Component` will get created by this process. + */ + ; + + _proto.addChild = function addChild(child, options, index) { + if (options === void 0) { + options = {}; + } + + if (index === void 0) { + index = this.children_.length; + } + + var component; + var componentName; // If child is a string, create component with options + + if (typeof child === 'string') { + componentName = toTitleCase$1(child); + var componentClassName = options.componentClass || componentName; // Set name through options + + options.name = componentName; // Create a new object & element for this controls set + // If there's no .player_, this is a player + + var ComponentClass = Component.getComponent(componentClassName); + + if (!ComponentClass) { + throw new Error("Component " + componentClassName + " does not exist"); + } // data stored directly on the videojs object may be + // misidentified as a component to retain + // backwards-compatibility with 4.x. check to make sure the + // component class can be instantiated. + + + if (typeof ComponentClass !== 'function') { + return null; + } + + component = new ComponentClass(this.player_ || this, options); // child is a component instance + } else { + component = child; + } + + if (component.parentComponent_) { + component.parentComponent_.removeChild(component); + } + + this.children_.splice(index, 0, component); + component.parentComponent_ = this; + + if (typeof component.id === 'function') { + this.childIndex_[component.id()] = component; + } // If a name wasn't used to create the component, check if we can use the + // name function of the component + + + componentName = componentName || component.name && toTitleCase$1(component.name()); + + if (componentName) { + this.childNameIndex_[componentName] = component; + this.childNameIndex_[toLowerCase(componentName)] = component; + } // Add the UI object's element to the container div (box) + // Having an element is not required + + + if (typeof component.el === 'function' && component.el()) { + // If inserting before a component, insert before that component's element + var refNode = null; + + if (this.children_[index + 1]) { + // Most children are components, but the video tech is an HTML element + if (this.children_[index + 1].el_) { + refNode = this.children_[index + 1].el_; + } else if (isEl(this.children_[index + 1])) { + refNode = this.children_[index + 1]; + } + } + + this.contentEl().insertBefore(component.el(), refNode); + } // Return so it can stored on parent object if desired. + + + return component; + } + /** + * Remove a child `Component` from this `Component`s list of children. Also removes + * the child `Component`s element from this `Component`s element. + * + * @param {Component} component + * The child `Component` to remove. + */ + ; + + _proto.removeChild = function removeChild(component) { + if (typeof component === 'string') { + component = this.getChild(component); + } + + if (!component || !this.children_) { + return; + } + + var childFound = false; + + for (var i = this.children_.length - 1; i >= 0; i--) { + if (this.children_[i] === component) { + childFound = true; + this.children_.splice(i, 1); + break; + } + } + + if (!childFound) { + return; + } + + component.parentComponent_ = null; + this.childIndex_[component.id()] = null; + this.childNameIndex_[toTitleCase$1(component.name())] = null; + this.childNameIndex_[toLowerCase(component.name())] = null; + var compEl = component.el(); + + if (compEl && compEl.parentNode === this.contentEl()) { + this.contentEl().removeChild(component.el()); + } + } + /** + * Add and initialize default child `Component`s based upon options. + */ + ; + + _proto.initChildren = function initChildren() { + var _this2 = this; + + var children = this.options_.children; + + if (children) { + // `this` is `parent` + var parentOptions = this.options_; + + var handleAdd = function handleAdd(child) { + var name = child.name; + var opts = child.opts; // Allow options for children to be set at the parent options + // e.g. videojs(id, { controlBar: false }); + // instead of videojs(id, { children: { controlBar: false }); + + if (parentOptions[name] !== undefined) { + opts = parentOptions[name]; + } // Allow for disabling default components + // e.g. options['children']['posterImage'] = false + + + if (opts === false) { + return; + } // Allow options to be passed as a simple boolean if no configuration + // is necessary. + + + if (opts === true) { + opts = {}; + } // We also want to pass the original player options + // to each component as well so they don't need to + // reach back into the player for options later. + + + opts.playerOptions = _this2.options_.playerOptions; // Create and add the child component. + // Add a direct reference to the child by name on the parent instance. + // If two of the same component are used, different names should be supplied + // for each + + var newChild = _this2.addChild(name, opts); + + if (newChild) { + _this2[name] = newChild; + } + }; // Allow for an array of children details to passed in the options + + + var workingChildren; + var Tech = Component.getComponent('Tech'); + + if (Array.isArray(children)) { + workingChildren = children; + } else { + workingChildren = Object.keys(children); + } + + workingChildren // children that are in this.options_ but also in workingChildren would + // give us extra children we do not want. So, we want to filter them out. + .concat(Object.keys(this.options_).filter(function (child) { + return !workingChildren.some(function (wchild) { + if (typeof wchild === 'string') { + return child === wchild; + } + + return child === wchild.name; + }); + })).map(function (child) { + var name; + var opts; + + if (typeof child === 'string') { + name = child; + opts = children[name] || _this2.options_[name] || {}; + } else { + name = child.name; + opts = child; + } + + return { + name: name, + opts: opts + }; + }).filter(function (child) { + // we have to make sure that child.name isn't in the techOrder since + // techs are registerd as Components but can't aren't compatible + // See https://github.com/videojs/video.js/issues/2772 + var c = Component.getComponent(child.opts.componentClass || toTitleCase$1(child.name)); + return c && !Tech.isTech(c); + }).forEach(handleAdd); + } + } + /** + * Builds the default DOM class name. Should be overriden by sub-components. + * + * @return {string} + * The DOM class name for this object. + * + * @abstract + */ + ; + + _proto.buildCSSClass = function buildCSSClass() { + // Child classes can include a function that does: + // return 'CLASS NAME' + this._super(); + return ''; + } + /** + * Bind a listener to the component's ready state. + * Different from event listeners in that if the ready event has already happened + * it will trigger the function immediately. + * + * @return {Component} + * Returns itself; method can be chained. + */ + ; + + _proto.ready = function ready(fn, sync) { + if (sync === void 0) { + sync = false; + } + + if (!fn) { + return; + } + + if (!this.isReady_) { + this.readyQueue_ = this.readyQueue_ || []; + this.readyQueue_.push(fn); + return; + } + + if (sync) { + fn.call(this); + } else { + // Call the function asynchronously by default for consistency + this.setTimeout(fn, 1); + } + } + /** + * Trigger all the ready listeners for this `Component`. + * + * @fires Component#ready + */ + ; + + _proto.triggerReady = function triggerReady() { + this.isReady_ = true; // Ensure ready is triggered asynchronously + + this.setTimeout(function () { + var readyQueue = this.readyQueue_; // Reset Ready Queue + + this.readyQueue_ = []; + + if (readyQueue && readyQueue.length > 0) { + readyQueue.forEach(function (fn) { + fn.call(this); + }, this); + } // Allow for using event listeners also + + /** + * Triggered when a `Component` is ready. + * + * @event Component#ready + * @type {EventTarget~Event} + */ + + + this.trigger('ready'); + }, 1); + } + /** + * Find a single DOM element matching a `selector`. This can be within the `Component`s + * `contentEl()` or another custom context. + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelector`. + * + * @param {Element|string} [context=this.contentEl()] + * A DOM element within which to query. Can also be a selector string in + * which case the first matching element will get used as context. If + * missing `this.contentEl()` gets used. If `this.contentEl()` returns + * nothing it falls back to `document`. + * + * @return {Element|null} + * the dom element that was found, or null + * + * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) + */ + ; + + _proto.$ = function $$1(selector, context) { + return $(selector, context || this.contentEl()); + } + /** + * Finds all DOM element matching a `selector`. This can be within the `Component`s + * `contentEl()` or another custom context. + * + * @param {string} selector + * A valid CSS selector, which will be passed to `querySelectorAll`. + * + * @param {Element|string} [context=this.contentEl()] + * A DOM element within which to query. Can also be a selector string in + * which case the first matching element will get used as context. If + * missing `this.contentEl()` gets used. If `this.contentEl()` returns + * nothing it falls back to `document`. + * + * @return {NodeList} + * a list of dom elements that were found + * + * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) + */ + ; + + _proto.$$ = function $$$1(selector, context) { + return $$(selector, context || this.contentEl()); + } + /** + * Check if a component's element has a CSS class name. + * + * @param {string} classToCheck + * CSS class name to check. + * + * @return {boolean} + * - True if the `Component` has the class. + * - False if the `Component` does not have the class` + */ + ; + + _proto.hasClass = function hasClass$1(classToCheck) { + return hasClass(this.el_, classToCheck); + } + /** + * Add a CSS class name to the `Component`s element. + * + * @param {string} classToAdd + * CSS class name to add + */ + ; + + _proto.addClass = function addClass$1(classToAdd) { + addClass(this.el_, classToAdd); + } + /** + * Remove a CSS class name from the `Component`s element. + * + * @param {string} classToRemove + * CSS class name to remove + */ + ; + + _proto.removeClass = function removeClass$1(classToRemove) { + removeClass(this.el_, classToRemove); + } + /** + * Add or remove a CSS class name from the component's element. + * - `classToToggle` gets added when {@link Component#hasClass} would return false. + * - `classToToggle` gets removed when {@link Component#hasClass} would return true. + * + * @param {string} classToToggle + * The class to add or remove based on (@link Component#hasClass} + * + * @param {boolean|Dom~predicate} [predicate] + * An {@link Dom~predicate} function or a boolean + */ + ; + + _proto.toggleClass = function toggleClass$1(classToToggle, predicate) { + toggleClass(this.el_, classToToggle, predicate); + } + /** + * Show the `Component`s element if it is hidden by removing the + * 'vjs-hidden' class name from it. + */ + ; + + _proto.show = function show() { + this.removeClass('vjs-hidden'); + } + /** + * Hide the `Component`s element if it is currently showing by adding the + * 'vjs-hidden` class name to it. + */ + ; + + _proto.hide = function hide() { + this.addClass('vjs-hidden'); + } + /** + * Lock a `Component`s element in its visible state by adding the 'vjs-lock-showing' + * class name to it. Used during fadeIn/fadeOut. + * + * @private + */ + ; + + _proto.lockShowing = function lockShowing() { + this.addClass('vjs-lock-showing'); + } + /** + * Unlock a `Component`s element from its visible state by removing the 'vjs-lock-showing' + * class name from it. Used during fadeIn/fadeOut. + * + * @private + */ + ; + + _proto.unlockShowing = function unlockShowing() { + this.removeClass('vjs-lock-showing'); + } + /** + * Get the value of an attribute on the `Component`s element. + * + * @param {string} attribute + * Name of the attribute to get the value from. + * + * @return {string|null} + * - The value of the attribute that was asked for. + * - Can be an empty string on some browsers if the attribute does not exist + * or has no value + * - Most browsers will return null if the attibute does not exist or has + * no value. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/getAttribute} + */ + ; + + _proto.getAttribute = function getAttribute$1(attribute) { + return getAttribute(this.el_, attribute); + } + /** + * Set the value of an attribute on the `Component`'s element + * + * @param {string} attribute + * Name of the attribute to set. + * + * @param {string} value + * Value to set the attribute to. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/setAttribute} + */ + ; + + _proto.setAttribute = function setAttribute$1(attribute, value) { + setAttribute(this.el_, attribute, value); + } + /** + * Remove an attribute from the `Component`s element. + * + * @param {string} attribute + * Name of the attribute to remove. + * + * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/removeAttribute} + */ + ; + + _proto.removeAttribute = function removeAttribute$1(attribute) { + removeAttribute(this.el_, attribute); + } + /** + * Get or set the width of the component based upon the CSS styles. + * See {@link Component#dimension} for more detailed information. + * + * @param {number|string} [num] + * The width that you want to set postfixed with '%', 'px' or nothing. + * + * @param {boolean} [skipListeners] + * Skip the componentresize event trigger + * + * @return {number|string} + * The width when getting, zero if there is no width. Can be a string + * postpixed with '%' or 'px'. + */ + ; + + _proto.width = function width(num, skipListeners) { + return this.dimension('width', num, skipListeners); + } + /** + * Get or set the height of the component based upon the CSS styles. + * See {@link Component#dimension} for more detailed information. + * + * @param {number|string} [num] + * The height that you want to set postfixed with '%', 'px' or nothing. + * + * @param {boolean} [skipListeners] + * Skip the componentresize event trigger + * + * @return {number|string} + * The width when getting, zero if there is no width. Can be a string + * postpixed with '%' or 'px'. + */ + ; + + _proto.height = function height(num, skipListeners) { + return this.dimension('height', num, skipListeners); + } + /** + * Set both the width and height of the `Component` element at the same time. + * + * @param {number|string} width + * Width to set the `Component`s element to. + * + * @param {number|string} height + * Height to set the `Component`s element to. + */ + ; + + _proto.dimensions = function dimensions(width, height) { + // Skip componentresize listeners on width for optimization + this.width(width, true); + this.height(height); + } + /** + * Get or set width or height of the `Component` element. This is the shared code + * for the {@link Component#width} and {@link Component#height}. + * + * Things to know: + * - If the width or height in an number this will return the number postfixed with 'px'. + * - If the width/height is a percent this will return the percent postfixed with '%' + * - Hidden elements have a width of 0 with `window.getComputedStyle`. This function + * defaults to the `Component`s `style.width` and falls back to `window.getComputedStyle`. + * See [this]{@link http://www.foliotek.com/devblog/getting-the-width-of-a-hidden-element-with-jquery-using-width/} + * for more information + * - If you want the computed style of the component, use {@link Component#currentWidth} + * and {@link {Component#currentHeight} + * + * @fires Component#componentresize + * + * @param {string} widthOrHeight + 8 'width' or 'height' + * + * @param {number|string} [num] + 8 New dimension + * + * @param {boolean} [skipListeners] + * Skip componentresize event trigger + * + * @return {number} + * The dimension when getting or 0 if unset + */ + ; + + _proto.dimension = function dimension(widthOrHeight, num, skipListeners) { + if (num !== undefined) { + // Set to zero if null or literally NaN (NaN !== NaN) + if (num === null || num !== num) { + num = 0; + } // Check if using css width/height (% or px) and adjust + + + if (('' + num).indexOf('%') !== -1 || ('' + num).indexOf('px') !== -1) { + this.el_.style[widthOrHeight] = num; + } else if (num === 'auto') { + this.el_.style[widthOrHeight] = ''; + } else { + this.el_.style[widthOrHeight] = num + 'px'; + } // skipListeners allows us to avoid triggering the resize event when setting both width and height + + + if (!skipListeners) { + /** + * Triggered when a component is resized. + * + * @event Component#componentresize + * @type {EventTarget~Event} + */ + this.trigger('componentresize'); + } + + return; + } // Not setting a value, so getting it + // Make sure element exists + + + if (!this.el_) { + return 0; + } // Get dimension value from style + + + var val = this.el_.style[widthOrHeight]; + var pxIndex = val.indexOf('px'); + + if (pxIndex !== -1) { + // Return the pixel value with no 'px' + return parseInt(val.slice(0, pxIndex), 10); + } // No px so using % or no style was set, so falling back to offsetWidth/height + // If component has display:none, offset will return 0 + // TODO: handle display:none and no dimension style using px + + + return parseInt(this.el_['offset' + toTitleCase$1(widthOrHeight)], 10); + } + /** + * Get the computed width or the height of the component's element. + * + * Uses `window.getComputedStyle`. + * + * @param {string} widthOrHeight + * A string containing 'width' or 'height'. Whichever one you want to get. + * + * @return {number} + * The dimension that gets asked for or 0 if nothing was set + * for that dimension. + */ + ; + + _proto.currentDimension = function currentDimension(widthOrHeight) { + var computedWidthOrHeight = 0; + + if (widthOrHeight !== 'width' && widthOrHeight !== 'height') { + throw new Error('currentDimension only accepts width or height value'); + } + + computedWidthOrHeight = computedStyle(this.el_, widthOrHeight); // remove 'px' from variable and parse as integer + + computedWidthOrHeight = parseFloat(computedWidthOrHeight); // if the computed value is still 0, it's possible that the browser is lying + // and we want to check the offset values. + // This code also runs wherever getComputedStyle doesn't exist. + + if (computedWidthOrHeight === 0 || isNaN(computedWidthOrHeight)) { + var rule = "offset" + toTitleCase$1(widthOrHeight); + computedWidthOrHeight = this.el_[rule]; + } + + return computedWidthOrHeight; + } + /** + * An object that contains width and height values of the `Component`s + * computed style. Uses `window.getComputedStyle`. + * + * @typedef {Object} Component~DimensionObject + * + * @property {number} width + * The width of the `Component`s computed style. + * + * @property {number} height + * The height of the `Component`s computed style. + */ + + /** + * Get an object that contains computed width and height values of the + * component's element. + * + * Uses `window.getComputedStyle`. + * + * @return {Component~DimensionObject} + * The computed dimensions of the component's element. + */ + ; + + _proto.currentDimensions = function currentDimensions() { + return { + width: this.currentDimension('width'), + height: this.currentDimension('height') + }; + } + /** + * Get the computed width of the component's element. + * + * Uses `window.getComputedStyle`. + * + * @return {number} + * The computed width of the component's element. + */ + ; + + _proto.currentWidth = function currentWidth() { + return this.currentDimension('width'); + } + /** + * Get the computed height of the component's element. + * + * Uses `window.getComputedStyle`. + * + * @return {number} + * The computed height of the component's element. + */ + ; + + _proto.currentHeight = function currentHeight() { + return this.currentDimension('height'); + } + /** + * Set the focus to this component + */ + ; + + _proto.focus = function focus() { + this.el_.focus(); + } + /** + * Remove the focus from this component + */ + ; + + _proto.blur = function blur() { + this.el_.blur(); + } + /** + * When this Component receives a `keydown` event which it does not process, + * it passes the event to the Player for handling. + * + * @param {EventTarget~Event} event + * The `keydown` event that caused this function to be called. + */ + ; + + _proto.handleKeyDown = function handleKeyDown(event) { + if (this.player_) { + // We only stop propagation here because we want unhandled events to fall + // back to the browser. Exclude Tab for focus trapping. + if (!keycode__default['default'].isEventKey(event, 'Tab')) { + event.stopPropagation(); + } + + this.player_.handleKeyDown(event); + } + } + /** + * Many components used to have a `handleKeyPress` method, which was poorly + * named because it listened to a `keydown` event. This method name now + * delegates to `handleKeyDown`. This means anyone calling `handleKeyPress` + * will not see their method calls stop working. + * + * @param {EventTarget~Event} event + * The event that caused this function to be called. + */ + ; + + _proto.handleKeyPress = function handleKeyPress(event) { + this.handleKeyDown(event); + } + /** + * Emit a 'tap' events when touch event support gets detected. This gets used to + * support toggling the controls through a tap on the video. They get enabled + * because every sub-component would have extra overhead otherwise. + * + * @private + * @fires Component#tap + * @listens Component#touchstart + * @listens Component#touchmove + * @listens Component#touchleave + * @listens Component#touchcancel + * @listens Component#touchend + */ + ; + + _proto.emitTapEvents = function emitTapEvents() { + // Track the start time so we can determine how long the touch lasted + var touchStart = 0; + var firstTouch = null; // Maximum movement allowed during a touch event to still be considered a tap + // Other popular libs use anywhere from 2 (hammer.js) to 15, + // so 10 seems like a nice, round number. + + var tapMovementThreshold = 10; // The maximum length a touch can be while still being considered a tap + + var touchTimeThreshold = 200; + var couldBeTap; + this.on('touchstart', function (event) { + // If more than one finger, don't consider treating this as a click + if (event.touches.length === 1) { + // Copy pageX/pageY from the object + firstTouch = { + pageX: event.touches[0].pageX, + pageY: event.touches[0].pageY + }; // Record start time so we can detect a tap vs. "touch and hold" + + touchStart = window__default['default'].performance.now(); // Reset couldBeTap tracking + + couldBeTap = true; + } + }); + this.on('touchmove', function (event) { + // If more than one finger, don't consider treating this as a click + if (event.touches.length > 1) { + couldBeTap = false; + } else if (firstTouch) { + // Some devices will throw touchmoves for all but the slightest of taps. + // So, if we moved only a small distance, this could still be a tap + var xdiff = event.touches[0].pageX - firstTouch.pageX; + var ydiff = event.touches[0].pageY - firstTouch.pageY; + var touchDistance = Math.sqrt(xdiff * xdiff + ydiff * ydiff); + + if (touchDistance > tapMovementThreshold) { + couldBeTap = false; + } + } + }); + + var noTap = function noTap() { + couldBeTap = false; + }; // TODO: Listen to the original target. http://youtu.be/DujfpXOKUp8?t=13m8s + + + this.on('touchleave', noTap); + this.on('touchcancel', noTap); // When the touch ends, measure how long it took and trigger the appropriate + // event + + this.on('touchend', function (event) { + firstTouch = null; // Proceed only if the touchmove/leave/cancel event didn't happen + + if (couldBeTap === true) { + // Measure how long the touch lasted + var touchTime = window__default['default'].performance.now() - touchStart; // Make sure the touch was less than the threshold to be considered a tap + + if (touchTime < touchTimeThreshold) { + // Don't let browser turn this into a click + event.preventDefault(); + /** + * Triggered when a `Component` is tapped. + * + * @event Component#tap + * @type {EventTarget~Event} + */ + + this.trigger('tap'); // It may be good to copy the touchend event object and change the + // type to tap, if the other event properties aren't exact after + // Events.fixEvent runs (e.g. event.target) + } + } + }); + } + /** + * This function reports user activity whenever touch events happen. This can get + * turned off by any sub-components that wants touch events to act another way. + * + * Report user touch activity when touch events occur. User activity gets used to + * determine when controls should show/hide. It is simple when it comes to mouse + * events, because any mouse event should show the controls. So we capture mouse + * events that bubble up to the player and report activity when that happens. + * With touch events it isn't as easy as `touchstart` and `touchend` toggle player + * controls. So touch events can't help us at the player level either. + * + * User activity gets checked asynchronously. So what could happen is a tap event + * on the video turns the controls off. Then the `touchend` event bubbles up to + * the player. Which, if it reported user activity, would turn the controls right + * back on. We also don't want to completely block touch events from bubbling up. + * Furthermore a `touchmove` event and anything other than a tap, should not turn + * controls back on. + * + * @listens Component#touchstart + * @listens Component#touchmove + * @listens Component#touchend + * @listens Component#touchcancel + */ + ; + + _proto.enableTouchActivity = function enableTouchActivity() { + // Don't continue if the root player doesn't support reporting user activity + if (!this.player() || !this.player().reportUserActivity) { + return; + } // listener for reporting that the user is active + + + var report = bind(this.player(), this.player().reportUserActivity); + var touchHolding; + this.on('touchstart', function () { + report(); // For as long as the they are touching the device or have their mouse down, + // we consider them active even if they're not moving their finger or mouse. + // So we want to continue to update that they are active + + this.clearInterval(touchHolding); // report at the same interval as activityCheck + + touchHolding = this.setInterval(report, 250); + }); + + var touchEnd = function touchEnd(event) { + report(); // stop the interval that maintains activity if the touch is holding + + this.clearInterval(touchHolding); + }; + + this.on('touchmove', report); + this.on('touchend', touchEnd); + this.on('touchcancel', touchEnd); + } + /** + * A callback that has no parameters and is bound into `Component`s context. + * + * @callback Component~GenericCallback + * @this Component + */ + + /** + * Creates a function that runs after an `x` millisecond timeout. This function is a + * wrapper around `window.setTimeout`. There are a few reasons to use this one + * instead though: + * 1. It gets cleared via {@link Component#clearTimeout} when + * {@link Component#dispose} gets called. + * 2. The function callback will gets turned into a {@link Component~GenericCallback} + * + * > Note: You can't use `window.clearTimeout` on the id returned by this function. This + * will cause its dispose listener not to get cleaned up! Please use + * {@link Component#clearTimeout} or {@link Component#dispose} instead. + * + * @param {Component~GenericCallback} fn + * The function that will be run after `timeout`. + * + * @param {number} timeout + * Timeout in milliseconds to delay before executing the specified function. + * + * @return {number} + * Returns a timeout ID that gets used to identify the timeout. It can also + * get used in {@link Component#clearTimeout} to clear the timeout that + * was set. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setTimeout} + */ + ; + + _proto.setTimeout = function setTimeout(fn, timeout) { + var _this3 = this; + + // declare as variables so they are properly available in timeout function + // eslint-disable-next-line + var timeoutId; + fn = bind(this, fn); + this.clearTimersOnDispose_(); + timeoutId = window__default['default'].setTimeout(function () { + if (_this3.setTimeoutIds_.has(timeoutId)) { + _this3.setTimeoutIds_["delete"](timeoutId); + } + + fn(); + }, timeout); + this.setTimeoutIds_.add(timeoutId); + return timeoutId; + } + /** + * Clears a timeout that gets created via `window.setTimeout` or + * {@link Component#setTimeout}. If you set a timeout via {@link Component#setTimeout} + * use this function instead of `window.clearTimout`. If you don't your dispose + * listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} timeoutId + * The id of the timeout to clear. The return value of + * {@link Component#setTimeout} or `window.setTimeout`. + * + * @return {number} + * Returns the timeout id that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearTimeout} + */ + ; + + _proto.clearTimeout = function clearTimeout(timeoutId) { + if (this.setTimeoutIds_.has(timeoutId)) { + this.setTimeoutIds_["delete"](timeoutId); + window__default['default'].clearTimeout(timeoutId); + } + + return timeoutId; + } + /** + * Creates a function that gets run every `x` milliseconds. This function is a wrapper + * around `window.setInterval`. There are a few reasons to use this one instead though. + * 1. It gets cleared via {@link Component#clearInterval} when + * {@link Component#dispose} gets called. + * 2. The function callback will be a {@link Component~GenericCallback} + * + * @param {Component~GenericCallback} fn + * The function to run every `x` seconds. + * + * @param {number} interval + * Execute the specified function every `x` milliseconds. + * + * @return {number} + * Returns an id that can be used to identify the interval. It can also be be used in + * {@link Component#clearInterval} to clear the interval. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setInterval} + */ + ; + + _proto.setInterval = function setInterval(fn, interval) { + fn = bind(this, fn); + this.clearTimersOnDispose_(); + var intervalId = window__default['default'].setInterval(fn, interval); + this.setIntervalIds_.add(intervalId); + return intervalId; + } + /** + * Clears an interval that gets created via `window.setInterval` or + * {@link Component#setInterval}. If you set an inteval via {@link Component#setInterval} + * use this function instead of `window.clearInterval`. If you don't your dispose + * listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} intervalId + * The id of the interval to clear. The return value of + * {@link Component#setInterval} or `window.setInterval`. + * + * @return {number} + * Returns the interval id that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearInterval} + */ + ; + + _proto.clearInterval = function clearInterval(intervalId) { + if (this.setIntervalIds_.has(intervalId)) { + this.setIntervalIds_["delete"](intervalId); + window__default['default'].clearInterval(intervalId); + } + + return intervalId; + } + /** + * Queues up a callback to be passed to requestAnimationFrame (rAF), but + * with a few extra bonuses: + * + * - Supports browsers that do not support rAF by falling back to + * {@link Component#setTimeout}. + * + * - The callback is turned into a {@link Component~GenericCallback} (i.e. + * bound to the component). + * + * - Automatic cancellation of the rAF callback is handled if the component + * is disposed before it is called. + * + * @param {Component~GenericCallback} fn + * A function that will be bound to this component and executed just + * before the browser's next repaint. + * + * @return {number} + * Returns an rAF ID that gets used to identify the timeout. It can + * also be used in {@link Component#cancelAnimationFrame} to cancel + * the animation frame callback. + * + * @listens Component#dispose + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/requestAnimationFrame} + */ + ; + + _proto.requestAnimationFrame = function requestAnimationFrame(fn) { + var _this4 = this; + + // Fall back to using a timer. + if (!this.supportsRaf_) { + return this.setTimeout(fn, 1000 / 60); + } + + this.clearTimersOnDispose_(); // declare as variables so they are properly available in rAF function + // eslint-disable-next-line + + var id; + fn = bind(this, fn); + id = window__default['default'].requestAnimationFrame(function () { + if (_this4.rafIds_.has(id)) { + _this4.rafIds_["delete"](id); + } + + fn(); + }); + this.rafIds_.add(id); + return id; + } + /** + * Request an animation frame, but only one named animation + * frame will be queued. Another will never be added until + * the previous one finishes. + * + * @param {string} name + * The name to give this requestAnimationFrame + * + * @param {Component~GenericCallback} fn + * A function that will be bound to this component and executed just + * before the browser's next repaint. + */ + ; + + _proto.requestNamedAnimationFrame = function requestNamedAnimationFrame(name, fn) { + var _this5 = this; + + if (this.namedRafs_.has(name)) { + return; + } + + this.clearTimersOnDispose_(); + fn = bind(this, fn); + var id = this.requestAnimationFrame(function () { + fn(); + + if (_this5.namedRafs_.has(name)) { + _this5.namedRafs_["delete"](name); + } + }); + this.namedRafs_.set(name, id); + return name; + } + /** + * Cancels a current named animation frame if it exists. + * + * @param {string} name + * The name of the requestAnimationFrame to cancel. + */ + ; + + _proto.cancelNamedAnimationFrame = function cancelNamedAnimationFrame(name) { + if (!this.namedRafs_.has(name)) { + return; + } + + this.cancelAnimationFrame(this.namedRafs_.get(name)); + this.namedRafs_["delete"](name); + } + /** + * Cancels a queued callback passed to {@link Component#requestAnimationFrame} + * (rAF). + * + * If you queue an rAF callback via {@link Component#requestAnimationFrame}, + * use this function instead of `window.cancelAnimationFrame`. If you don't, + * your dispose listener will not get cleaned up until {@link Component#dispose}! + * + * @param {number} id + * The rAF ID to clear. The return value of {@link Component#requestAnimationFrame}. + * + * @return {number} + * Returns the rAF ID that was cleared. + * + * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/cancelAnimationFrame} + */ + ; + + _proto.cancelAnimationFrame = function cancelAnimationFrame(id) { + // Fall back to using a timer. + if (!this.supportsRaf_) { + return this.clearTimeout(id); + } + + if (this.rafIds_.has(id)) { + this.rafIds_["delete"](id); + window__default['default'].cancelAnimationFrame(id); + } + + return id; + } + /** + * A function to setup `requestAnimationFrame`, `setTimeout`, + * and `setInterval`, clearing on dispose. + * + * > Previously each timer added and removed dispose listeners on it's own. + * For better performance it was decided to batch them all, and use `Set`s + * to track outstanding timer ids. + * + * @private + */ + ; + + _proto.clearTimersOnDispose_ = function clearTimersOnDispose_() { + var _this6 = this; + + if (this.clearingTimersOnDispose_) { + return; + } + + this.clearingTimersOnDispose_ = true; + this.one('dispose', function () { + [['namedRafs_', 'cancelNamedAnimationFrame'], ['rafIds_', 'cancelAnimationFrame'], ['setTimeoutIds_', 'clearTimeout'], ['setIntervalIds_', 'clearInterval']].forEach(function (_ref) { + var idName = _ref[0], + cancelName = _ref[1]; + + // for a `Set` key will actually be the value again + // so forEach((val, val) =>` but for maps we want to use + // the key. + _this6[idName].forEach(function (val, key) { + return _this6[cancelName](key); + }); + }); + _this6.clearingTimersOnDispose_ = false; + }); + } + /** + * Register a `Component` with `videojs` given the name and the component. + * + * > NOTE: {@link Tech}s should not be registered as a `Component`. {@link Tech}s + * should be registered using {@link Tech.registerTech} or + * {@link videojs:videojs.registerTech}. + * + * > NOTE: This function can also be seen on videojs as + * {@link videojs:videojs.registerComponent}. + * + * @param {string} name + * The name of the `Component` to register. + * + * @param {Component} ComponentToRegister + * The `Component` class to register. + * + * @return {Component} + * The `Component` that was registered. + */ + ; + + Component.registerComponent = function registerComponent(name, ComponentToRegister) { + if (typeof name !== 'string' || !name) { + throw new Error("Illegal component name, \"" + name + "\"; must be a non-empty string."); + } + + var Tech = Component.getComponent('Tech'); // We need to make sure this check is only done if Tech has been registered. + + var isTech = Tech && Tech.isTech(ComponentToRegister); + var isComp = Component === ComponentToRegister || Component.prototype.isPrototypeOf(ComponentToRegister.prototype); + + if (isTech || !isComp) { + var reason; + + if (isTech) { + reason = 'techs must be registered using Tech.registerTech()'; + } else { + reason = 'must be a Component subclass'; + } + + throw new Error("Illegal component, \"" + name + "\"; " + reason + "."); + } + + name = toTitleCase$1(name); + + if (!Component.components_) { + Component.components_ = {}; + } + + var Player = Component.getComponent('Player'); + + if (name === 'Player' && Player && Player.players) { + var players = Player.players; + var playerNames = Object.keys(players); // If we have players that were disposed, then their name will still be + // in Players.players. So, we must loop through and verify that the value + // for each item is not null. This allows registration of the Player component + // after all players have been disposed or before any were created. + + if (players && playerNames.length > 0 && playerNames.map(function (pname) { + return players[pname]; + }).every(Boolean)) { + throw new Error('Can not register Player component after player has been created.'); + } + } + + Component.components_[name] = ComponentToRegister; + Component.components_[toLowerCase(name)] = ComponentToRegister; + return ComponentToRegister; + } + /** + * Get a `Component` based on the name it was registered with. + * + * @param {string} name + * The Name of the component to get. + * + * @return {Component} + * The `Component` that got registered under the given name. + */ + ; + + Component.getComponent = function getComponent(name) { + if (!name || !Component.components_) { + return; + } + + return Component.components_[name]; + }; + + return Component; +}(); +/** + * Whether or not this component supports `requestAnimationFrame`. + * + * This is exposed primarily for testing purposes. + * + * @private + * @type {Boolean} + */ + + +Component$1.prototype.supportsRaf_ = typeof window__default['default'].requestAnimationFrame === 'function' && typeof window__default['default'].cancelAnimationFrame === 'function'; +Component$1.registerComponent('Component', Component$1); + +/** + * @file time-ranges.js + * @module time-ranges + */ +/** + * Returns the time for the specified index at the start or end + * of a TimeRange object. + * + * @typedef {Function} TimeRangeIndex + * + * @param {number} [index=0] + * The range number to return the time for. + * + * @return {number} + * The time offset at the specified index. + * + * @deprecated The index argument must be provided. + * In the future, leaving it out will throw an error. + */ + +/** + * An object that contains ranges of time. + * + * @typedef {Object} TimeRange + * + * @property {number} length + * The number of time ranges represented by this object. + * + * @property {module:time-ranges~TimeRangeIndex} start + * Returns the time offset at which a specified time range begins. + * + * @property {module:time-ranges~TimeRangeIndex} end + * Returns the time offset at which a specified time range ends. + * + * @see https://developer.mozilla.org/en-US/docs/Web/API/TimeRanges + */ + +/** + * Check if any of the time ranges are over the maximum index. + * + * @private + * @param {string} fnName + * The function name to use for logging + * + * @param {number} index + * The index to check + * + * @param {number} maxIndex + * The maximum possible index + * + * @throws {Error} if the timeRanges provided are over the maxIndex + */ + +function rangeCheck(fnName, index, maxIndex) { + if (typeof index !== 'number' || index < 0 || index > maxIndex) { + throw new Error("Failed to execute '" + fnName + "' on 'TimeRanges': The index provided (" + index + ") is non-numeric or out of bounds (0-" + maxIndex + ")."); + } +} +/** + * Get the time for the specified index at the start or end + * of a TimeRange object. + * + * @private + * @param {string} fnName + * The function name to use for logging + * + * @param {string} valueIndex + * The property that should be used to get the time. should be + * 'start' or 'end' + * + * @param {Array} ranges + * An array of time ranges + * + * @param {Array} [rangeIndex=0] + * The index to start the search at + * + * @return {number} + * The time that offset at the specified index. + * + * @deprecated rangeIndex must be set to a value, in the future this will throw an error. + * @throws {Error} if rangeIndex is more than the length of ranges + */ + + +function getRange(fnName, valueIndex, ranges, rangeIndex) { + rangeCheck(fnName, rangeIndex, ranges.length - 1); + return ranges[rangeIndex][valueIndex]; +} +/** + * Create a time range object given ranges of time. + * + * @private + * @param {Array} [ranges] + * An array of time ranges. + */ + + +function createTimeRangesObj(ranges) { + var timeRangesObj; + + if (ranges === undefined || ranges.length === 0) { + timeRangesObj = { + length: 0, + start: function start() { + throw new Error('This TimeRanges object is empty'); + }, + end: function end() { + throw new Error('This TimeRanges object is empty'); + } + }; + } else { + timeRangesObj = { + length: ranges.length, + start: getRange.bind(null, 'start', 0, ranges), + end: getRange.bind(null, 'end', 1, ranges) + }; + } + + if (window__default['default'].Symbol && window__default['default'].Symbol.iterator) { + timeRangesObj[window__default['default'].Symbol.iterator] = function () { + return (ranges || []).values(); + }; + } + + return timeRangesObj; +} +/** + * Create a `TimeRange` object which mimics an + * {@link https://developer.mozilla.org/en-US/docs/Web/API/TimeRanges|HTML5 TimeRanges instance}. + * + * @param {number|Array[]} start + * The start of a single range (a number) or an array of ranges (an + * array of arrays of two numbers each). + * + * @param {number} end + * The end of a single range. Cannot be used with the array form of + * the `start` argument. + */ + + +function createTimeRanges(start, end) { + if (Array.isArray(start)) { + return createTimeRangesObj(start); + } else if (start === undefined || end === undefined) { + return createTimeRangesObj(); + } + + return createTimeRangesObj([[start, end]]); +} + +/** + * @file buffer.js + * @module buffer + */ +/** + * Compute the percentage of the media that has been buffered. + * + * @param {TimeRange} buffered + * The current `TimeRange` object representing buffered time ranges + * + * @param {number} duration + * Total duration of the media + * + * @return {number} + * Percent buffered of the total duration in decimal form. + */ + +function bufferedPercent(buffered, duration) { + var bufferedDuration = 0; + var start; + var end; + + if (!duration) { + return 0; + } + + if (!buffered || !buffered.length) { + buffered = createTimeRanges(0, 0); + } + + for (var i = 0; i < buffered.length; i++) { + start = buffered.start(i); + end = buffered.end(i); // buffered end can be bigger than duration by a very small fraction + + if (end > duration) { + end = duration; + } + + bufferedDuration += end - start; + } + + return bufferedDuration / duration; +} + +/** + * @file media-error.js + */ +/** + * A Custom `MediaError` class which mimics the standard HTML5 `MediaError` class. + * + * @param {number|string|Object|MediaError} value + * This can be of multiple types: + * - number: should be a standard error code + * - string: an error message (the code will be 0) + * - Object: arbitrary properties + * - `MediaError` (native): used to populate a video.js `MediaError` object + * - `MediaError` (video.js): will return itself if it's already a + * video.js `MediaError` object. + * + * @see [MediaError Spec]{@link https://dev.w3.org/html5/spec-author-view/video.html#mediaerror} + * @see [Encrypted MediaError Spec]{@link https://www.w3.org/TR/2013/WD-encrypted-media-20130510/#error-codes} + * + * @class MediaError + */ + +function MediaError(value) { + // Allow redundant calls to this constructor to avoid having `instanceof` + // checks peppered around the code. + if (value instanceof MediaError) { + return value; + } + + if (typeof value === 'number') { + this.code = value; + } else if (typeof value === 'string') { + // default code is zero, so this is a custom error + this.message = value; + } else if (isObject(value)) { + // We assign the `code` property manually because native `MediaError` objects + // do not expose it as an own/enumerable property of the object. + if (typeof value.code === 'number') { + this.code = value.code; + } + + assign(this, value); + } + + if (!this.message) { + this.message = MediaError.defaultMessages[this.code] || ''; + } +} +/** + * The error code that refers two one of the defined `MediaError` types + * + * @type {Number} + */ + + +MediaError.prototype.code = 0; +/** + * An optional message that to show with the error. Message is not part of the HTML5 + * video spec but allows for more informative custom errors. + * + * @type {String} + */ + +MediaError.prototype.message = ''; +/** + * An optional status code that can be set by plugins to allow even more detail about + * the error. For example a plugin might provide a specific HTTP status code and an + * error message for that code. Then when the plugin gets that error this class will + * know how to display an error message for it. This allows a custom message to show + * up on the `Player` error overlay. + * + * @type {Array} + */ + +MediaError.prototype.status = null; +/** + * Errors indexed by the W3C standard. The order **CANNOT CHANGE**! See the + * specification listed under {@link MediaError} for more information. + * + * @enum {array} + * @readonly + * @property {string} 0 - MEDIA_ERR_CUSTOM + * @property {string} 1 - MEDIA_ERR_ABORTED + * @property {string} 2 - MEDIA_ERR_NETWORK + * @property {string} 3 - MEDIA_ERR_DECODE + * @property {string} 4 - MEDIA_ERR_SRC_NOT_SUPPORTED + * @property {string} 5 - MEDIA_ERR_ENCRYPTED + */ + +MediaError.errorTypes = ['MEDIA_ERR_CUSTOM', 'MEDIA_ERR_ABORTED', 'MEDIA_ERR_NETWORK', 'MEDIA_ERR_DECODE', 'MEDIA_ERR_SRC_NOT_SUPPORTED', 'MEDIA_ERR_ENCRYPTED']; +/** + * The default `MediaError` messages based on the {@link MediaError.errorTypes}. + * + * @type {Array} + * @constant + */ + +MediaError.defaultMessages = { + 1: 'You aborted the media playback', + 2: 'A network error caused the media download to fail part-way.', + 3: 'The media playback was aborted due to a corruption problem or because the media used features your browser did not support.', + 4: 'The media could not be loaded, either because the server or network failed or because the format is not supported.', + 5: 'The media is encrypted and we do not have the keys to decrypt it.' +}; // Add types as properties on MediaError +// e.g. MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED = 4; + +for (var errNum = 0; errNum < MediaError.errorTypes.length; errNum++) { + MediaError[MediaError.errorTypes[errNum]] = errNum; // values should be accessible on both the class and instance + + MediaError.prototype[MediaError.errorTypes[errNum]] = errNum; +} // jsdocs for instance/static members added above + +/** + * Returns whether an object is `Promise`-like (i.e. has a `then` method). + * + * @param {Object} value + * An object that may or may not be `Promise`-like. + * + * @return {boolean} + * Whether or not the object is `Promise`-like. + */ +function isPromise(value) { + return value !== undefined && value !== null && typeof value.then === 'function'; +} +/** + * Silence a Promise-like object. + * + * This is useful for avoiding non-harmful, but potentially confusing "uncaught + * play promise" rejection error messages. + * + * @param {Object} value + * An object that may or may not be `Promise`-like. + */ + +function silencePromise(value) { + if (isPromise(value)) { + value.then(null, function (e) {}); + } +} + +/** + * @file text-track-list-converter.js Utilities for capturing text track state and + * re-creating tracks based on a capture. + * + * @module text-track-list-converter + */ + +/** + * Examine a single {@link TextTrack} and return a JSON-compatible javascript object that + * represents the {@link TextTrack}'s state. + * + * @param {TextTrack} track + * The text track to query. + * + * @return {Object} + * A serializable javascript representation of the TextTrack. + * @private + */ +var trackToJson_ = function trackToJson_(track) { + var ret = ['kind', 'label', 'language', 'id', 'inBandMetadataTrackDispatchType', 'mode', 'src'].reduce(function (acc, prop, i) { + if (track[prop]) { + acc[prop] = track[prop]; + } + + return acc; + }, { + cues: track.cues && Array.prototype.map.call(track.cues, function (cue) { + return { + startTime: cue.startTime, + endTime: cue.endTime, + text: cue.text, + id: cue.id + }; + }) + }); + return ret; +}; +/** + * Examine a {@link Tech} and return a JSON-compatible javascript array that represents the + * state of all {@link TextTrack}s currently configured. The return array is compatible with + * {@link text-track-list-converter:jsonToTextTracks}. + * + * @param {Tech} tech + * The tech object to query + * + * @return {Array} + * A serializable javascript representation of the {@link Tech}s + * {@link TextTrackList}. + */ + + +var textTracksToJson = function textTracksToJson(tech) { + var trackEls = tech.$$('track'); + var trackObjs = Array.prototype.map.call(trackEls, function (t) { + return t.track; + }); + var tracks = Array.prototype.map.call(trackEls, function (trackEl) { + var json = trackToJson_(trackEl.track); + + if (trackEl.src) { + json.src = trackEl.src; + } + + return json; + }); + return tracks.concat(Array.prototype.filter.call(tech.textTracks(), function (track) { + return trackObjs.indexOf(track) === -1; + }).map(trackToJson_)); +}; +/** + * Create a set of remote {@link TextTrack}s on a {@link Tech} based on an array of javascript + * object {@link TextTrack} representations. + * + * @param {Array} json + * An array of `TextTrack` representation objects, like those that would be + * produced by `textTracksToJson`. + * + * @param {Tech} tech + * The `Tech` to create the `TextTrack`s on. + */ + + +var jsonToTextTracks = function jsonToTextTracks(json, tech) { + json.forEach(function (track) { + var addedTrack = tech.addRemoteTextTrack(track).track; + + if (!track.src && track.cues) { + track.cues.forEach(function (cue) { + return addedTrack.addCue(cue); + }); + } + }); + return tech.textTracks(); +}; + +var textTrackConverter = { + textTracksToJson: textTracksToJson, + jsonToTextTracks: jsonToTextTracks, + trackToJson_: trackToJson_ +}; + +var MODAL_CLASS_NAME = 'vjs-modal-dialog'; +/** + * The `ModalDialog` displays over the video and its controls, which blocks + * interaction with the player until it is closed. + * + * Modal dialogs include a "Close" button and will close when that button + * is activated - or when ESC is pressed anywhere. + * + * @extends Component + */ + +var ModalDialog = /*#__PURE__*/function (_Component) { + _inheritsLoose__default['default'](ModalDialog, _Component); + + /** + * Create an instance of this class. + * + * @param {Player} player + * The `Player` that this class should be attached to. + * + * @param {Object} [options] + * The key/value store of player options. + * + * @param {Mixed} [options.content=undefined] + * Provide customized content for this modal. + * + * @param {string} [options.description] + * A text description for the modal, primarily for accessibility. + * + * @param {boolean} [options.fillAlways=false] + * Normally, modals are automatically filled only the first time + * they open. This tells the modal to refresh its content + * every time it opens. + * + * @param {string} [options.label] + * A text label for the modal, primarily for accessibility. + * + * @param {boolean} [options.pauseOnOpen=true] + * If `true`, playback will will be paused if playing when + * the modal opens, and resumed when it closes. + * + * @param {boolean} [options.temporary=true] + * If `true`, the modal can only be opened once; it will be + * disposed as soon as it's closed. + * + * @param {boolean} [options.uncloseable=false] + * If `true`, the user will not be able to close the modal + * through the UI in the normal ways. Programmatic closing is + * still possible. + */ + function ModalDialog(player, options) { + var _this; + + _this = _Component.call(this, player, options) || this; + + _this.handleKeyDown_ = function (e) { + return _this.handleKeyDown(e); + }; + + _this.close_ = function (e) { + return _this.close(e); + }; + + _this.opened_ = _this.hasBeenOpened_ = _this.hasBeenFilled_ = false; + + _this.closeable(!_this.options_.uncloseable); + + _this.content(_this.options_.content); // Make sure the contentEl is defined AFTER any children are initialized + // because we only want the contents of the modal in the contentEl + // (not the UI elements like the close button). + + + _this.contentEl_ = createEl('div', { + className: MODAL_CLASS_NAME + "-content" + }, { + role: 'document' + }); + _this.descEl_ = createEl('p', { + className: MODAL_CLASS_NAME + "-description vjs-control-text", + id: _this.el().getAttribute('aria-describedby') + }); + textContent(_this.descEl_, _this.description()); + + _this.el_.appendChild(_this.descEl_); + + _this.el_.appendChild(_this.contentEl_); + + return _this; + } + /** + * Create the `ModalDialog`'s DOM element + * + * @return {Element} + * The DOM element that gets created. + */ + + + var _proto = ModalDialog.prototype; + + _proto.createEl = function createEl() { + return _Component.prototype.createEl.call(this, 'div', { + className: this.buildCSSClass(), + tabIndex: -1 + }, { + 'aria-describedby': this.id() + "_description", + 'aria-hidden': 'true', + 'aria-label': this.label(), + 'role': 'dialog' + }); + }; + + _proto.dispose = function dispose() { + this.contentEl_ = null; + this.descEl_ = null; + this.previouslyActiveEl_ = null; + + _Component.prototype.dispose.call(this); + } + /** + * Builds the default DOM `className`. + * + * @return {string} + * The DOM `className` for this object. + */ + ; + + _proto.buildCSSClass = function buildCSSClass() { + return MODAL_CLASS_NAME + " vjs-hidden " + _Component.prototype.buildCSSClass.call(this); + } + /** + * Returns the label string for this modal. Primarily used for accessibility. + * + * @return {string} + * the localized or raw label of this modal. + */ + ; + + _proto.label = function label() { + return this.localize(this.options_.label || 'Modal Window'); + } + /** + * Returns the description string for this modal. Primarily used for + * accessibility. + * + * @return {string} + * The localized or raw description of this modal. + */ + ; + + _proto.description = function description() { + var desc = this.options_.description || this.localize('This is a modal window.'); // Append a universal closeability message if the modal is closeable. + + if (this.closeable()) { + desc += ' ' + this.localize('This modal can be closed by pressing the Escape key or activating the close button.'); + } + + return desc; + } + /** + * Opens the modal. + * + * @fires ModalDialog#beforemodalopen + * @fires ModalDialog#modalopen + */ + ; + + _proto.open = function open() { + if (!this.opened_) { + var player = this.player(); + /** + * Fired just before a `ModalDialog` is opened. + * + * @event ModalDialog#beforemodalopen + * @type {EventTarget~Event} + */ + + this.trigger('beforemodalopen'); + this.opened_ = true; // Fill content if the modal has never opened before and + // never been filled. + + if (this.options_.fillAlways || !this.hasBeenOpened_ && !this.hasBeenFilled_) { + this.fill(); + } // If the player was playing, pause it and take note of its previously + // playing state. + + + this.wasPlaying_ = !player.paused(); + + if (this.options_.pauseOnOpen && this.wasPlaying_) { + player.pause(); + } + + this.on('keydown', this.handleKeyDown_); // Hide controls and note if they were enabled. + + this.hadControls_ = player.controls(); + player.controls(false); + this.show(); + this.conditionalFocus_(); + this.el().setAttribute('aria-hidden', 'false'); + /** + * Fired just after a `ModalDialog` is opened. + * + * @event ModalDialog#modalopen + * @type {EventTarget~Event} + */ + + this.trigger('modalopen'); + this.hasBeenOpened_ = true; + } + } + /** + * If the `ModalDialog` is currently open or closed. + * + * @param {boolean} [value] + * If given, it will open (`true`) or close (`false`) the modal. + * + * @return {boolean} + * the current open state of the modaldialog + */ + ; + + _proto.opened = function opened(value) { + if (typeof value === 'boolean') { + this[value ? 'open' : 'close'](); + } + + return this.opened_; + } + /** + * Closes the modal, does nothing if the `ModalDialog` is + * not open. + * + * @fires ModalDialog#beforemodalclose + * @fires ModalDialog#modalclose + */ + ; + + _proto.close = function close() { + if (!this.opened_) { + return; + } + + var player = this.player(); + /** + * Fired just before a `ModalDialog` is closed. + * + * @event ModalDialog#beforemodalclose + * @type {EventTarget~Event} + */ + + this.trigger('beforemodalclose'); + this.opened_ = false; + + if (this.wasPlaying_ && this.options_.pauseOnOpen) { + player.play(); + } + + this.off('keydown', this.handleKeyDown_); + + if (this.hadControls_) { + player.controls(true); + } + + this.hide(); + this.el().setAttribute('aria-hidden', 'true'); + /** + * Fired just after a `ModalDialog` is closed. + * + * @event ModalDialog#modalclose + * @type {EventTarget~Event} + */ + + this.trigger('modalclose'); + this.conditionalBlur_(); + + if (this.options_.temporary) { + this.dispose(); + } + } + /** + * Check to see if the `ModalDialog` is closeable via the UI. + * + * @param {boolean} [value] + * If given as a boolean, it will set the `closeable` option. + * + * @return {boolean} + * Returns the final value of the closable option. + */ + ; + + _proto.closeable = function closeable(value) { + if (typeof value === 'boolean') { + var closeable = this.closeable_ = !!value; + var close = this.getChild('closeButton'); // If this is being made closeable and has no close button, add one. + + if (closeable && !close) { + // The close button should be a child of the modal - not its + // content element, so temporarily change the content element. + var temp = this.contentEl_; + this.contentEl_ = this.el_; + close = this.addChild('closeButton', { + controlText: 'Close Modal Dialog' + }); + this.contentEl_ = temp; + this.on(close, 'close', this.close_); + } // If this is being made uncloseable and has a close button, remove it. + + + if (!closeable && close) { + this.off(close, 'close', this.close_); + this.removeChild(close); + close.dispose(); + } + } + + return this.closeable_; + } + /** + * Fill the modal's content element with the modal's "content" option. + * The content element will be emptied before this change takes place. + */ + ; + + _proto.fill = function fill() { + this.fillWith(this.content()); + } + /** + * Fill the modal's content element with arbitrary content. + * The content element will be emptied before this change takes place. + * + * @fires ModalDialog#beforemodalfill + * @fires ModalDialog#modalfill + * + * @param {Mixed} [content] + * The same rules apply to this as apply to the `content` option. + */ + ; + + _proto.fillWith = function fillWith(content) { + var contentEl = this.contentEl(); + var parentEl = contentEl.parentNode; + var nextSiblingEl = contentEl.nextSibling; + /** + * Fired just before a `ModalDialog` is filled with content. + * + * @event ModalDialog#beforemodalfill + * @type {EventTarget~Event} + */ + + this.trigger('beforemodalfill'); + this.hasBeenFilled_ = true; // Detach the content element from the DOM before performing + // manipulation to avoid modifying the live DOM multiple times. + + parentEl.removeChild(contentEl); + this.empty(); + insertContent(contentEl, content); + /** + * Fired just after a `ModalDialog` is filled with content. + * + * @event ModalDialog#modalfill + * @type {EventTarget~Event} + */ + + this.trigger('modalfill'); // Re-inject the re-filled content element. + + if (nextSiblingEl) { + parentEl.insertBefore(contentEl, nextSiblingEl); + } else { + parentEl.appendChild(contentEl); + } // make sure that the close button is last in the dialog DOM + + + var closeButton = this.getChild('closeButton'); + + if (closeButton) { + parentEl.appendChild(closeButton.el_); + } + } + /** + * Empties the content element. This happens anytime the modal is filled. + * + * @fires ModalDialog#beforemodalempty + * @fires ModalDialog#modalempty + */ + ; + + _proto.empty = function empty() { + /** + * Fired just before a `ModalDialog` is emptied. + * + * @event ModalDialog#beforemodalempty + * @type {EventTarget~Event} + */ + this.trigger('beforemodalempty'); + emptyEl(this.contentEl()); + /** + * Fired just after a `ModalDialog` is emptied. + * + * @event ModalDialog#modalempty + * @type {EventTarget~Event} + */ + + this.trigger('modalempty'); + } + /** + * Gets or sets the modal content, which gets normalized before being + * rendered into the DOM. + * + * This does not update the DOM or fill the modal, but it is called during + * that process. + * + * @param {Mixed} [value] + * If defined, sets the internal content value to be used on the + * next call(s) to `fill`. This value is normalized before being + * inserted. To "clear" the internal content value, pass `null`. + * + * @return {Mixed} + * The current content of the modal dialog + */ + ; + + _proto.content = function content(value) { + if (typeof value !== 'undefined') { + this.content_ = value; + } + + return this.content_; + } + /** + * conditionally focus the modal dialog if focus was previously on the player. + * + * @private + */ + ; + + _proto.conditionalFocus_ = function conditionalFocus_() { + var activeEl = document__default['default'].activeElement; + var playerEl = this.player_.el_; + this.previouslyActiveEl_ = null; + + if (playerEl.contains(activeEl) || playerEl === activeEl) { + this.previouslyActiveEl_ = activeEl; + this.focus(); + } + } + /** + * conditionally blur the element and refocus the last focused element + * + * @private + */ + ; + + _proto.conditionalBlur_ = function conditionalBlur_() { + if (this.previouslyActiveEl_) { + this.previouslyActiveEl_.focus(); + this.previouslyActiveEl_ = null; + } + } + /** + * Keydown handler. Attached when modal is focused. + * + * @listens keydown + */ + ; + + _proto.handleKeyDown = function handleKeyDown(event) { + // Do not allow keydowns to reach out of the modal dialog. + event.stopPropagation(); + + if (keycode__default['default'].isEventKey(event, 'Escape') && this.closeable()) { + event.preventDefault(); + this.close(); + return; + } // exit early if it isn't a tab key + + + if (!keycode__default['default'].isEventKey(event, 'Tab')) { + return; + } + + var focusableEls = this.focusableEls_(); + var activeEl = this.el_.querySelector(':focus'); + var focusIndex; + + for (var i = 0; i < focusableEls.length; i++) { + if (activeEl === focusableEls[i]) { + focusIndex = i; + break; + } + } + + if (document__default['default'].activeElement === this.el_) { + focusIndex = 0; + } + + if (event.shiftKey && focusIndex === 0) { + focusableEls[focusableEls.length - 1].focus(); + event.preventDefault(); + } else if (!event.shiftKey && focusIndex === focusableEls.length - 1) { + focusableEls[0].focus(); + event.preventDefault(); + } + } + /** + * get all focusable elements + * + * @private + */ + ; + + _proto.focusableEls_ = function focusableEls_() { + var allChildren = this.el_.querySelectorAll('*'); + return Array.prototype.filter.call(allChildren, function (child) { + return (child instanceof window__default['default'].HTMLAnchorElement || child instanceof window__default['default'].HTMLAreaElement) && child.hasAttribute('href') || (child instanceof window__default['default'].HTMLInputElement || child instanceof window__default['default'].HTMLSelectElement || child instanceof window__default['default'].HTMLTextAreaElement || child instanceof window__default['default'].HTMLButtonElement) && !child.hasAttribute('disabled') || child instanceof window__default['default'].HTMLIFrameElement || child instanceof window__default['default'].HTMLObjectElement || child instanceof window__default['default'].HTMLEmbedElement || child.hasAttribute('tabindex') && child.getAttribute('tabindex') !== -1 || child.hasAttribute('contenteditable'); + }); + }; + + return ModalDialog; +}(Component$1); +/** + * Default options for `ModalDialog` default options. + * + * @type {Object} + * @private + */ + + +ModalDialog.prototype.options_ = { + pauseOnOpen: true, + temporary: true +}; +Component$1.registerComponent('ModalDialog', ModalDialog); + +/** + * Common functionaliy between {@link TextTrackList}, {@link AudioTrackList}, and + * {@link VideoTrackList} + * + * @extends EventTarget + */ + +var TrackList = /*#__PURE__*/function (_EventTarget) { + _inheritsLoose__default['default'](TrackList, _EventTarget); + + /** + * Create an instance of this class + * + * @param {Track[]} tracks + * A list of tracks to initialize the list with. + * + * @abstract + */ + function TrackList(tracks) { + var _this; + + if (tracks === void 0) { + tracks = []; + } + + _this = _EventTarget.call(this) || this; + _this.tracks_ = []; + /** + * @memberof TrackList + * @member {number} length + * The current number of `Track`s in the this Trackist. + * @instance + */ + + Object.defineProperty(_assertThisInitialized__default['default'](_this), 'length', { + get: function get() { + return this.tracks_.length; + } + }); + + for (var i = 0; i < tracks.length; i++) { + _this.addTrack(tracks[i]); + } + + return _this; + } + /** + * Add a {@link Track} to the `TrackList` + * + * @param {Track} track + * The audio, video, or text track to add to the list. + * + * @fires TrackList#addtrack + */ + + + var _proto = TrackList.prototype; + + _proto.addTrack = function addTrack(track) { + var _this2 = this; + + var index = this.tracks_.length; + + if (!('' + index in this)) { + Object.defineProperty(this, index, { + get: function get() { + return this.tracks_[index]; + } + }); + } // Do not add duplicate tracks + + + if (this.tracks_.indexOf(track) === -1) { + this.tracks_.push(track); + /** + * Triggered when a track is added to a track list. + * + * @event TrackList#addtrack + * @type {EventTarget~Event} + * @property {Track} track + * A reference to track that was added. + */ + + this.trigger({ + track: track, + type: 'addtrack', + target: this + }); + } + /** + * Triggered when a track label is changed. + * + * @event TrackList#addtrack + * @type {EventTarget~Event} + * @property {Track} track + * A reference to track that was added. + */ + + + track.labelchange_ = function () { + _this2.trigger({ + track: track, + type: 'labelchange', + target: _this2 + }); + }; + + if (isEvented(track)) { + track.addEventListener('labelchange', track.labelchange_); + } + } + /** + * Remove a {@link Track} from the `TrackList` + * + * @param {Track} rtrack + * The audio, video, or text track to remove from the list. + * + * @fires TrackList#removetrack + */ + ; + + _proto.removeTrack = function removeTrack(rtrack) { + var track; + + for (var i = 0, l = this.length; i < l; i++) { + if (this[i] === rtrack) { + track = this[i]; + + if (track.off) { + track.off(); + } + + this.tracks_.splice(i, 1); + break; + } + } + + if (!track) { + return; + } + /** + * Triggered when a track is removed from track list. + * + * @event TrackList#removetrack + * @type {EventTarget~Event} + * @property {Track} track + * A reference to track that was removed. + */ + + + this.trigger({ + track: track, + type: 'removetrack', + target: this + }); + } + /** + * Get a Track from the TrackList by a tracks id + * + * @param {string} id - the id of the track to get + * @method getTrackById + * @return {Track} + * @private + */ + ; + + _proto.getTrackById = function getTrackById(id) { + var result = null; + + for (var i = 0, l = this.length; i < l; i++) { + var track = this[i]; + + if (track.id === id) { + result = track; + break; + } + } + + return result; + }; + + return TrackList; +}(EventTarget$2); +/** + * Triggered when a different track is selected/enabled. + * + * @event TrackList#change + * @type {EventTarget~Event} + */ + +/** + * Events that can be called with on + eventName. See {@link EventHandler}. + * + * @property {Object} TrackList#allowedEvents_ + * @private + */ + + +TrackList.prototype.allowedEvents_ = { + change: 'change', + addtrack: 'addtrack', + removetrack: 'removetrack', + labelchange: 'labelchange' +}; // emulate attribute EventHandler support to allow for feature detection + +for (var event in TrackList.prototype.allowedEvents_) { + TrackList.prototype['on' + event] = null; +} + +/** + * Anywhere we call this function we diverge from the spec + * as we only support one enabled audiotrack at a time + * + * @param {AudioTrackList} list + * list to work on + * + * @param {AudioTrack} track + * The track to skip + * + * @private + */ + +var disableOthers$1 = function disableOthers(list, track) { + for (var i = 0; i < list.length; i++) { + if (!Object.keys(list[i]).length || track.id === list[i].id) { + continue; + } // another audio track is enabled, disable it + + + list[i].enabled = false; + } +}; +/** + * The current list of {@link AudioTrack} for a media file. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist} + * @extends TrackList + */ + + +var AudioTrackList = /*#__PURE__*/function (_TrackList) { + _inheritsLoose__default['default'](AudioTrackList, _TrackList); + + /** + * Create an instance of this class. + * + * @param {AudioTrack[]} [tracks=[]] + * A list of `AudioTrack` to instantiate the list with. + */ + function AudioTrackList(tracks) { + var _this; + + if (tracks === void 0) { + tracks = []; + } + + // make sure only 1 track is enabled + // sorted from last index to first index + for (var i = tracks.length - 1; i >= 0; i--) { + if (tracks[i].enabled) { + disableOthers$1(tracks, tracks[i]); + break; + } + } + + _this = _TrackList.call(this, tracks) || this; + _this.changing_ = false; + return _this; + } + /** + * Add an {@link AudioTrack} to the `AudioTrackList`. + * + * @param {AudioTrack} track + * The AudioTrack to add to the list + * + * @fires TrackList#addtrack + */ + + + var _proto = AudioTrackList.prototype; + + _proto.addTrack = function addTrack(track) { + var _this2 = this; + + if (track.enabled) { + disableOthers$1(this, track); + } + + _TrackList.prototype.addTrack.call(this, track); // native tracks don't have this + + + if (!track.addEventListener) { + return; + } + + track.enabledChange_ = function () { + // when we are disabling other tracks (since we don't support + // more than one track at a time) we will set changing_ + // to true so that we don't trigger additional change events + if (_this2.changing_) { + return; + } + + _this2.changing_ = true; + disableOthers$1(_this2, track); + _this2.changing_ = false; + + _this2.trigger('change'); + }; + /** + * @listens AudioTrack#enabledchange + * @fires TrackList#change + */ + + + track.addEventListener('enabledchange', track.enabledChange_); + }; + + _proto.removeTrack = function removeTrack(rtrack) { + _TrackList.prototype.removeTrack.call(this, rtrack); + + if (rtrack.removeEventListener && rtrack.enabledChange_) { + rtrack.removeEventListener('enabledchange', rtrack.enabledChange_); + rtrack.enabledChange_ = null; + } + }; + + return AudioTrackList; +}(TrackList); + +/** + * Un-select all other {@link VideoTrack}s that are selected. + * + * @param {VideoTrackList} list + * list to work on + * + * @param {VideoTrack} track + * The track to skip + * + * @private + */ + +var disableOthers = function disableOthers(list, track) { + for (var i = 0; i < list.length; i++) { + if (!Object.keys(list[i]).length || track.id === list[i].id) { + continue; + } // another video track is enabled, disable it + + + list[i].selected = false; + } +}; +/** + * The current list of {@link VideoTrack} for a video. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotracklist} + * @extends TrackList + */ + + +var VideoTrackList = /*#__PURE__*/function (_TrackList) { + _inheritsLoose__default['default'](VideoTrackList, _TrackList); + + /** + * Create an instance of this class. + * + * @param {VideoTrack[]} [tracks=[]] + * A list of `VideoTrack` to instantiate the list with. + */ + function VideoTrackList(tracks) { + var _this; + + if (tracks === void 0) { + tracks = []; + } + + // make sure only 1 track is enabled + // sorted from last index to first index + for (var i = tracks.length - 1; i >= 0; i--) { + if (tracks[i].selected) { + disableOthers(tracks, tracks[i]); + break; + } + } + + _this = _TrackList.call(this, tracks) || this; + _this.changing_ = false; + /** + * @member {number} VideoTrackList#selectedIndex + * The current index of the selected {@link VideoTrack`}. + */ + + Object.defineProperty(_assertThisInitialized__default['default'](_this), 'selectedIndex', { + get: function get() { + for (var _i = 0; _i < this.length; _i++) { + if (this[_i].selected) { + return _i; + } + } + + return -1; + }, + set: function set() {} + }); + return _this; + } + /** + * Add a {@link VideoTrack} to the `VideoTrackList`. + * + * @param {VideoTrack} track + * The VideoTrack to add to the list + * + * @fires TrackList#addtrack + */ + + + var _proto = VideoTrackList.prototype; + + _proto.addTrack = function addTrack(track) { + var _this2 = this; + + if (track.selected) { + disableOthers(this, track); + } + + _TrackList.prototype.addTrack.call(this, track); // native tracks don't have this + + + if (!track.addEventListener) { + return; + } + + track.selectedChange_ = function () { + if (_this2.changing_) { + return; + } + + _this2.changing_ = true; + disableOthers(_this2, track); + _this2.changing_ = false; + + _this2.trigger('change'); + }; + /** + * @listens VideoTrack#selectedchange + * @fires TrackList#change + */ + + + track.addEventListener('selectedchange', track.selectedChange_); + }; + + _proto.removeTrack = function removeTrack(rtrack) { + _TrackList.prototype.removeTrack.call(this, rtrack); + + if (rtrack.removeEventListener && rtrack.selectedChange_) { + rtrack.removeEventListener('selectedchange', rtrack.selectedChange_); + rtrack.selectedChange_ = null; + } + }; + + return VideoTrackList; +}(TrackList); + +/** + * The current list of {@link TextTrack} for a media file. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttracklist} + * @extends TrackList + */ + +var TextTrackList = /*#__PURE__*/function (_TrackList) { + _inheritsLoose__default['default'](TextTrackList, _TrackList); + + function TextTrackList() { + return _TrackList.apply(this, arguments) || this; + } + + var _proto = TextTrackList.prototype; + + /** + * Add a {@link TextTrack} to the `TextTrackList` + * + * @param {TextTrack} track + * The text track to add to the list. + * + * @fires TrackList#addtrack + */ + _proto.addTrack = function addTrack(track) { + var _this = this; + + _TrackList.prototype.addTrack.call(this, track); + + if (!this.queueChange_) { + this.queueChange_ = function () { + return _this.queueTrigger('change'); + }; + } + + if (!this.triggerSelectedlanguagechange) { + this.triggerSelectedlanguagechange_ = function () { + return _this.trigger('selectedlanguagechange'); + }; + } + /** + * @listens TextTrack#modechange + * @fires TrackList#change + */ + + + track.addEventListener('modechange', this.queueChange_); + var nonLanguageTextTrackKind = ['metadata', 'chapters']; + + if (nonLanguageTextTrackKind.indexOf(track.kind) === -1) { + track.addEventListener('modechange', this.triggerSelectedlanguagechange_); + } + }; + + _proto.removeTrack = function removeTrack(rtrack) { + _TrackList.prototype.removeTrack.call(this, rtrack); // manually remove the event handlers we added + + + if (rtrack.removeEventListener) { + if (this.queueChange_) { + rtrack.removeEventListener('modechange', this.queueChange_); + } + + if (this.selectedlanguagechange_) { + rtrack.removeEventListener('modechange', this.triggerSelectedlanguagechange_); + } + } + }; + + return TextTrackList; +}(TrackList); + +/** + * @file html-track-element-list.js + */ + +/** + * The current list of {@link HtmlTrackElement}s. + */ +var HtmlTrackElementList = /*#__PURE__*/function () { + /** + * Create an instance of this class. + * + * @param {HtmlTrackElement[]} [tracks=[]] + * A list of `HtmlTrackElement` to instantiate the list with. + */ + function HtmlTrackElementList(trackElements) { + if (trackElements === void 0) { + trackElements = []; + } + + this.trackElements_ = []; + /** + * @memberof HtmlTrackElementList + * @member {number} length + * The current number of `Track`s in the this Trackist. + * @instance + */ + + Object.defineProperty(this, 'length', { + get: function get() { + return this.trackElements_.length; + } + }); + + for (var i = 0, length = trackElements.length; i < length; i++) { + this.addTrackElement_(trackElements[i]); + } + } + /** + * Add an {@link HtmlTrackElement} to the `HtmlTrackElementList` + * + * @param {HtmlTrackElement} trackElement + * The track element to add to the list. + * + * @private + */ + + + var _proto = HtmlTrackElementList.prototype; + + _proto.addTrackElement_ = function addTrackElement_(trackElement) { + var index = this.trackElements_.length; + + if (!('' + index in this)) { + Object.defineProperty(this, index, { + get: function get() { + return this.trackElements_[index]; + } + }); + } // Do not add duplicate elements + + + if (this.trackElements_.indexOf(trackElement) === -1) { + this.trackElements_.push(trackElement); + } + } + /** + * Get an {@link HtmlTrackElement} from the `HtmlTrackElementList` given an + * {@link TextTrack}. + * + * @param {TextTrack} track + * The track associated with a track element. + * + * @return {HtmlTrackElement|undefined} + * The track element that was found or undefined. + * + * @private + */ + ; + + _proto.getTrackElementByTrack_ = function getTrackElementByTrack_(track) { + var trackElement_; + + for (var i = 0, length = this.trackElements_.length; i < length; i++) { + if (track === this.trackElements_[i].track) { + trackElement_ = this.trackElements_[i]; + break; + } + } + + return trackElement_; + } + /** + * Remove a {@link HtmlTrackElement} from the `HtmlTrackElementList` + * + * @param {HtmlTrackElement} trackElement + * The track element to remove from the list. + * + * @private + */ + ; + + _proto.removeTrackElement_ = function removeTrackElement_(trackElement) { + for (var i = 0, length = this.trackElements_.length; i < length; i++) { + if (trackElement === this.trackElements_[i]) { + if (this.trackElements_[i].track && typeof this.trackElements_[i].track.off === 'function') { + this.trackElements_[i].track.off(); + } + + if (typeof this.trackElements_[i].off === 'function') { + this.trackElements_[i].off(); + } + + this.trackElements_.splice(i, 1); + break; + } + } + }; + + return HtmlTrackElementList; +}(); + +/** + * @file text-track-cue-list.js + */ + +/** + * @typedef {Object} TextTrackCueList~TextTrackCue + * + * @property {string} id + * The unique id for this text track cue + * + * @property {number} startTime + * The start time for this text track cue + * + * @property {number} endTime + * The end time for this text track cue + * + * @property {boolean} pauseOnExit + * Pause when the end time is reached if true. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcue} + */ + +/** + * A List of TextTrackCues. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcuelist} + */ +var TextTrackCueList = /*#__PURE__*/function () { + /** + * Create an instance of this class.. + * + * @param {Array} cues + * A list of cues to be initialized with + */ + function TextTrackCueList(cues) { + TextTrackCueList.prototype.setCues_.call(this, cues); + /** + * @memberof TextTrackCueList + * @member {number} length + * The current number of `TextTrackCue`s in the TextTrackCueList. + * @instance + */ + + Object.defineProperty(this, 'length', { + get: function get() { + return this.length_; + } + }); + } + /** + * A setter for cues in this list. Creates getters + * an an index for the cues. + * + * @param {Array} cues + * An array of cues to set + * + * @private + */ + + + var _proto = TextTrackCueList.prototype; + + _proto.setCues_ = function setCues_(cues) { + var oldLength = this.length || 0; + var i = 0; + var l = cues.length; + this.cues_ = cues; + this.length_ = cues.length; + + var defineProp = function defineProp(index) { + if (!('' + index in this)) { + Object.defineProperty(this, '' + index, { + get: function get() { + return this.cues_[index]; + } + }); + } + }; + + if (oldLength < l) { + i = oldLength; + + for (; i < l; i++) { + defineProp.call(this, i); + } + } + } + /** + * Get a `TextTrackCue` that is currently in the `TextTrackCueList` by id. + * + * @param {string} id + * The id of the cue that should be searched for. + * + * @return {TextTrackCueList~TextTrackCue|null} + * A single cue or null if none was found. + */ + ; + + _proto.getCueById = function getCueById(id) { + var result = null; + + for (var i = 0, l = this.length; i < l; i++) { + var cue = this[i]; + + if (cue.id === id) { + result = cue; + break; + } + } + + return result; + }; + + return TextTrackCueList; +}(); + +/** + * @file track-kinds.js + */ + +/** + * All possible `VideoTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-videotrack-kind + * @typedef VideoTrack~Kind + * @enum + */ +var VideoTrackKind = { + alternative: 'alternative', + captions: 'captions', + main: 'main', + sign: 'sign', + subtitles: 'subtitles', + commentary: 'commentary' +}; +/** + * All possible `AudioTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-audiotrack-kind + * @typedef AudioTrack~Kind + * @enum + */ + +var AudioTrackKind = { + 'alternative': 'alternative', + 'descriptions': 'descriptions', + 'main': 'main', + 'main-desc': 'main-desc', + 'translation': 'translation', + 'commentary': 'commentary' +}; +/** + * All possible `TextTrackKind`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-texttrack-kind + * @typedef TextTrack~Kind + * @enum + */ + +var TextTrackKind = { + subtitles: 'subtitles', + captions: 'captions', + descriptions: 'descriptions', + chapters: 'chapters', + metadata: 'metadata' +}; +/** + * All possible `TextTrackMode`s + * + * @see https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackmode + * @typedef TextTrack~Mode + * @enum + */ + +var TextTrackMode = { + disabled: 'disabled', + hidden: 'hidden', + showing: 'showing' +}; + +/** + * A Track class that contains all of the common functionality for {@link AudioTrack}, + * {@link VideoTrack}, and {@link TextTrack}. + * + * > Note: This class should not be used directly + * + * @see {@link https://html.spec.whatwg.org/multipage/embedded-content.html} + * @extends EventTarget + * @abstract + */ + +var Track = /*#__PURE__*/function (_EventTarget) { + _inheritsLoose__default['default'](Track, _EventTarget); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {string} [options.kind=''] + * A valid kind for the track type you are creating. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @abstract + */ + function Track(options) { + var _this; + + if (options === void 0) { + options = {}; + } + + _this = _EventTarget.call(this) || this; + var trackProps = { + id: options.id || 'vjs_track_' + newGUID(), + kind: options.kind || '', + language: options.language || '' + }; + var label = options.label || ''; + /** + * @memberof Track + * @member {string} id + * The id of this track. Cannot be changed after creation. + * @instance + * + * @readonly + */ + + /** + * @memberof Track + * @member {string} kind + * The kind of track that this is. Cannot be changed after creation. + * @instance + * + * @readonly + */ + + /** + * @memberof Track + * @member {string} language + * The two letter language code for this track. Cannot be changed after + * creation. + * @instance + * + * @readonly + */ + + var _loop = function _loop(key) { + Object.defineProperty(_assertThisInitialized__default['default'](_this), key, { + get: function get() { + return trackProps[key]; + }, + set: function set() {} + }); + }; + + for (var key in trackProps) { + _loop(key); + } + /** + * @memberof Track + * @member {string} label + * The label of this track. Cannot be changed after creation. + * @instance + * + * @fires Track#labelchange + */ + + + Object.defineProperty(_assertThisInitialized__default['default'](_this), 'label', { + get: function get() { + return label; + }, + set: function set(newLabel) { + if (newLabel !== label) { + label = newLabel; + /** + * An event that fires when label changes on this track. + * + * > Note: This is not part of the spec! + * + * @event Track#labelchange + * @type {EventTarget~Event} + */ + + this.trigger('labelchange'); + } + } + }); + return _this; + } + + return Track; +}(EventTarget$2); + +/** + * @file url.js + * @module url + */ +/** + * @typedef {Object} url:URLObject + * + * @property {string} protocol + * The protocol of the url that was parsed. + * + * @property {string} hostname + * The hostname of the url that was parsed. + * + * @property {string} port + * The port of the url that was parsed. + * + * @property {string} pathname + * The pathname of the url that was parsed. + * + * @property {string} search + * The search query of the url that was parsed. + * + * @property {string} hash + * The hash of the url that was parsed. + * + * @property {string} host + * The host of the url that was parsed. + */ + +/** + * Resolve and parse the elements of a URL. + * + * @function + * @param {String} url + * The url to parse + * + * @return {url:URLObject} + * An object of url details + */ + +var parseUrl = function parseUrl(url) { + // This entire method can be replace with URL once we are able to drop IE11 + var props = ['protocol', 'hostname', 'port', 'pathname', 'search', 'hash', 'host']; // add the url to an anchor and let the browser parse the URL + + var a = document__default['default'].createElement('a'); + a.href = url; // Copy the specific URL properties to a new object + // This is also needed for IE because the anchor loses its + // properties when it's removed from the dom + + var details = {}; + + for (var i = 0; i < props.length; i++) { + details[props[i]] = a[props[i]]; + } // IE adds the port to the host property unlike everyone else. If + // a port identifier is added for standard ports, strip it. + + + if (details.protocol === 'http:') { + details.host = details.host.replace(/:80$/, ''); + } + + if (details.protocol === 'https:') { + details.host = details.host.replace(/:443$/, ''); + } + + if (!details.protocol) { + details.protocol = window__default['default'].location.protocol; + } + /* istanbul ignore if */ + + + if (!details.host) { + details.host = window__default['default'].location.host; + } + + return details; +}; +/** + * Get absolute version of relative URL. Used to tell Flash the correct URL. + * + * @function + * @param {string} url + * URL to make absolute + * + * @return {string} + * Absolute URL + * + * @see http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue + */ + +var getAbsoluteURL = function getAbsoluteURL(url) { + // Check if absolute URL + if (!url.match(/^https?:\/\//)) { + // Convert to absolute URL. Flash hosted off-site needs an absolute URL. + // add the url to an anchor and let the browser parse the URL + var a = document__default['default'].createElement('a'); + a.href = url; + url = a.href; + } + + return url; +}; +/** + * Returns the extension of the passed file name. It will return an empty string + * if passed an invalid path. + * + * @function + * @param {string} path + * The fileName path like '/path/to/file.mp4' + * + * @return {string} + * The extension in lower case or an empty string if no + * extension could be found. + */ + +var getFileExtension = function getFileExtension(path) { + if (typeof path === 'string') { + var splitPathRe = /^(\/?)([\s\S]*?)((?:\.{1,2}|[^\/]+?)(\.([^\.\/\?]+)))(?:[\/]*|[\?].*)$/; + var pathParts = splitPathRe.exec(path); + + if (pathParts) { + return pathParts.pop().toLowerCase(); + } + } + + return ''; +}; +/** + * Returns whether the url passed is a cross domain request or not. + * + * @function + * @param {string} url + * The url to check. + * + * @param {Object} [winLoc] + * the domain to check the url against, defaults to window.location + * + * @param {string} [winLoc.protocol] + * The window location protocol defaults to window.location.protocol + * + * @param {string} [winLoc.host] + * The window location host defaults to window.location.host + * + * @return {boolean} + * Whether it is a cross domain request or not. + */ + +var isCrossOrigin = function isCrossOrigin(url, winLoc) { + if (winLoc === void 0) { + winLoc = window__default['default'].location; + } + + var urlInfo = parseUrl(url); // IE8 protocol relative urls will return ':' for protocol + + var srcProtocol = urlInfo.protocol === ':' ? winLoc.protocol : urlInfo.protocol; // Check if url is for another domain/origin + // IE8 doesn't know location.origin, so we won't rely on it here + + var crossOrigin = srcProtocol + urlInfo.host !== winLoc.protocol + winLoc.host; + return crossOrigin; +}; + +var Url = /*#__PURE__*/Object.freeze({ + __proto__: null, + parseUrl: parseUrl, + getAbsoluteURL: getAbsoluteURL, + getFileExtension: getFileExtension, + isCrossOrigin: isCrossOrigin +}); + +/** + * Takes a webvtt file contents and parses it into cues + * + * @param {string} srcContent + * webVTT file contents + * + * @param {TextTrack} track + * TextTrack to add cues to. Cues come from the srcContent. + * + * @private + */ + +var parseCues = function parseCues(srcContent, track) { + var parser = new window__default['default'].WebVTT.Parser(window__default['default'], window__default['default'].vttjs, window__default['default'].WebVTT.StringDecoder()); + var errors = []; + + parser.oncue = function (cue) { + track.addCue(cue); + }; + + parser.onparsingerror = function (error) { + errors.push(error); + }; + + parser.onflush = function () { + track.trigger({ + type: 'loadeddata', + target: track + }); + }; + + parser.parse(srcContent); + + if (errors.length > 0) { + if (window__default['default'].console && window__default['default'].console.groupCollapsed) { + window__default['default'].console.groupCollapsed("Text Track parsing errors for " + track.src); + } + + errors.forEach(function (error) { + return log$1.error(error); + }); + + if (window__default['default'].console && window__default['default'].console.groupEnd) { + window__default['default'].console.groupEnd(); + } + } + + parser.flush(); +}; +/** + * Load a `TextTrack` from a specified url. + * + * @param {string} src + * Url to load track from. + * + * @param {TextTrack} track + * Track to add cues to. Comes from the content at the end of `url`. + * + * @private + */ + + +var loadTrack = function loadTrack(src, track) { + var opts = { + uri: src + }; + var crossOrigin = isCrossOrigin(src); + + if (crossOrigin) { + opts.cors = crossOrigin; + } + + var withCredentials = track.tech_.crossOrigin() === 'use-credentials'; + + if (withCredentials) { + opts.withCredentials = withCredentials; + } + + XHR__default['default'](opts, bind(this, function (err, response, responseBody) { + if (err) { + return log$1.error(err, response); + } + + track.loaded_ = true; // Make sure that vttjs has loaded, otherwise, wait till it finished loading + // NOTE: this is only used for the alt/video.novtt.js build + + if (typeof window__default['default'].WebVTT !== 'function') { + if (track.tech_) { + // to prevent use before define eslint error, we define loadHandler + // as a let here + track.tech_.any(['vttjsloaded', 'vttjserror'], function (event) { + if (event.type === 'vttjserror') { + log$1.error("vttjs failed to load, stopping trying to process " + track.src); + return; + } + + return parseCues(responseBody, track); + }); + } + } else { + parseCues(responseBody, track); + } + })); +}; +/** + * A representation of a single `TextTrack`. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrack} + * @extends Track + */ + + +var TextTrack = /*#__PURE__*/function (_Track) { + _inheritsLoose__default['default'](TextTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} options={} + * Object of option names and values + * + * @param {Tech} options.tech + * A reference to the tech that owns this TextTrack. + * + * @param {TextTrack~Kind} [options.kind='subtitles'] + * A valid text track kind. + * + * @param {TextTrack~Mode} [options.mode='disabled'] + * A valid text track mode. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this TextTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {string} [options.srclang=''] + * A valid two character language code. An alternative, but deprioritized + * version of `options.language` + * + * @param {string} [options.src] + * A url to TextTrack cues. + * + * @param {boolean} [options.default] + * If this track should default to on or off. + */ + function TextTrack(options) { + var _this; + + if (options === void 0) { + options = {}; + } + + if (!options.tech) { + throw new Error('A tech was not provided.'); + } + + var settings = mergeOptions$3(options, { + kind: TextTrackKind[options.kind] || 'subtitles', + language: options.language || options.srclang || '' + }); + var mode = TextTrackMode[settings.mode] || 'disabled'; + var default_ = settings["default"]; + + if (settings.kind === 'metadata' || settings.kind === 'chapters') { + mode = 'hidden'; + } + + _this = _Track.call(this, settings) || this; + _this.tech_ = settings.tech; + _this.cues_ = []; + _this.activeCues_ = []; + _this.preload_ = _this.tech_.preloadTextTracks !== false; + var cues = new TextTrackCueList(_this.cues_); + var activeCues = new TextTrackCueList(_this.activeCues_); + var changed = false; + _this.timeupdateHandler = bind(_assertThisInitialized__default['default'](_this), function () { + if (this.tech_.isDisposed()) { + return; + } + + if (!this.tech_.isReady_) { + this.rvf_ = this.tech_.requestVideoFrameCallback(this.timeupdateHandler); + return; + } // Accessing this.activeCues for the side-effects of updating itself + // due to its nature as a getter function. Do not remove or cues will + // stop updating! + // Use the setter to prevent deletion from uglify (pure_getters rule) + + + this.activeCues = this.activeCues; + + if (changed) { + this.trigger('cuechange'); + changed = false; + } + + this.rvf_ = this.tech_.requestVideoFrameCallback(this.timeupdateHandler); + }); + + var disposeHandler = function disposeHandler() { + _this.stopTracking(); + }; + + _this.tech_.one('dispose', disposeHandler); + + if (mode !== 'disabled') { + _this.startTracking(); + } + + Object.defineProperties(_assertThisInitialized__default['default'](_this), { + /** + * @memberof TextTrack + * @member {boolean} default + * If this track was set to be on or off by default. Cannot be changed after + * creation. + * @instance + * + * @readonly + */ + "default": { + get: function get() { + return default_; + }, + set: function set() {} + }, + + /** + * @memberof TextTrack + * @member {string} mode + * Set the mode of this TextTrack to a valid {@link TextTrack~Mode}. Will + * not be set if setting to an invalid mode. + * @instance + * + * @fires TextTrack#modechange + */ + mode: { + get: function get() { + return mode; + }, + set: function set(newMode) { + if (!TextTrackMode[newMode]) { + return; + } + + if (mode === newMode) { + return; + } + + mode = newMode; + + if (!this.preload_ && mode !== 'disabled' && this.cues.length === 0) { + // On-demand load. + loadTrack(this.src, this); + } + + this.stopTracking(); + + if (mode !== 'disabled') { + this.startTracking(); + } + /** + * An event that fires when mode changes on this track. This allows + * the TextTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! + * + * @event TextTrack#modechange + * @type {EventTarget~Event} + */ + + + this.trigger('modechange'); + } + }, + + /** + * @memberof TextTrack + * @member {TextTrackCueList} cues + * The text track cue list for this TextTrack. + * @instance + */ + cues: { + get: function get() { + if (!this.loaded_) { + return null; + } + + return cues; + }, + set: function set() {} + }, + + /** + * @memberof TextTrack + * @member {TextTrackCueList} activeCues + * The list text track cues that are currently active for this TextTrack. + * @instance + */ + activeCues: { + get: function get() { + if (!this.loaded_) { + return null; + } // nothing to do + + + if (this.cues.length === 0) { + return activeCues; + } + + var ct = this.tech_.currentTime(); + var active = []; + + for (var i = 0, l = this.cues.length; i < l; i++) { + var cue = this.cues[i]; + + if (cue.startTime <= ct && cue.endTime >= ct) { + active.push(cue); + } else if (cue.startTime === cue.endTime && cue.startTime <= ct && cue.startTime + 0.5 >= ct) { + active.push(cue); + } + } + + changed = false; + + if (active.length !== this.activeCues_.length) { + changed = true; + } else { + for (var _i = 0; _i < active.length; _i++) { + if (this.activeCues_.indexOf(active[_i]) === -1) { + changed = true; + } + } + } + + this.activeCues_ = active; + activeCues.setCues_(this.activeCues_); + return activeCues; + }, + // /!\ Keep this setter empty (see the timeupdate handler above) + set: function set() {} + } + }); + + if (settings.src) { + _this.src = settings.src; + + if (!_this.preload_) { + // Tracks will load on-demand. + // Act like we're loaded for other purposes. + _this.loaded_ = true; + } + + if (_this.preload_ || settings.kind !== 'subtitles' && settings.kind !== 'captions') { + loadTrack(_this.src, _assertThisInitialized__default['default'](_this)); + } + } else { + _this.loaded_ = true; + } + + return _this; + } + + var _proto = TextTrack.prototype; + + _proto.startTracking = function startTracking() { + this.rvf_ = this.tech_.requestVideoFrameCallback(this.timeupdateHandler); + }; + + _proto.stopTracking = function stopTracking() { + if (this.rvf_) { + this.tech_.cancelVideoFrameCallback(this.rvf_); + this.rvf_ = undefined; + } + } + /** + * Add a cue to the internal list of cues. + * + * @param {TextTrack~Cue} cue + * The cue to add to our internal list + */ + ; + + _proto.addCue = function addCue(originalCue) { + var cue = originalCue; + + if (window__default['default'].vttjs && !(originalCue instanceof window__default['default'].vttjs.VTTCue)) { + cue = new window__default['default'].vttjs.VTTCue(originalCue.startTime, originalCue.endTime, originalCue.text); + + for (var prop in originalCue) { + if (!(prop in cue)) { + cue[prop] = originalCue[prop]; + } + } // make sure that `id` is copied over + + + cue.id = originalCue.id; + cue.originalCue_ = originalCue; + } + + var tracks = this.tech_.textTracks(); + + for (var i = 0; i < tracks.length; i++) { + if (tracks[i] !== this) { + tracks[i].removeCue(cue); + } + } + + this.cues_.push(cue); + this.cues.setCues_(this.cues_); + } + /** + * Remove a cue from our internal list + * + * @param {TextTrack~Cue} removeCue + * The cue to remove from our internal list + */ + ; + + _proto.removeCue = function removeCue(_removeCue) { + var i = this.cues_.length; + + while (i--) { + var cue = this.cues_[i]; + + if (cue === _removeCue || cue.originalCue_ && cue.originalCue_ === _removeCue) { + this.cues_.splice(i, 1); + this.cues.setCues_(this.cues_); + break; + } + } + }; + + return TextTrack; +}(Track); +/** + * cuechange - One or more cues in the track have become active or stopped being active. + */ + + +TextTrack.prototype.allowedEvents_ = { + cuechange: 'cuechange' +}; + +/** + * A representation of a single `AudioTrack`. If it is part of an {@link AudioTrackList} + * only one `AudioTrack` in the list will be enabled at a time. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotrack} + * @extends Track + */ + +var AudioTrack = /*#__PURE__*/function (_Track) { + _inheritsLoose__default['default'](AudioTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {AudioTrack~Kind} [options.kind=''] + * A valid audio track kind + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {boolean} [options.enabled] + * If this track is the one that is currently playing. If this track is part of + * an {@link AudioTrackList}, only one {@link AudioTrack} will be enabled. + */ + function AudioTrack(options) { + var _this; + + if (options === void 0) { + options = {}; + } + + var settings = mergeOptions$3(options, { + kind: AudioTrackKind[options.kind] || '' + }); + _this = _Track.call(this, settings) || this; + var enabled = false; + /** + * @memberof AudioTrack + * @member {boolean} enabled + * If this `AudioTrack` is enabled or not. When setting this will + * fire {@link AudioTrack#enabledchange} if the state of enabled is changed. + * @instance + * + * @fires VideoTrack#selectedchange + */ + + Object.defineProperty(_assertThisInitialized__default['default'](_this), 'enabled', { + get: function get() { + return enabled; + }, + set: function set(newEnabled) { + // an invalid or unchanged value + if (typeof newEnabled !== 'boolean' || newEnabled === enabled) { + return; + } + + enabled = newEnabled; + /** + * An event that fires when enabled changes on this track. This allows + * the AudioTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! Native tracks will do + * this internally without an event. + * + * @event AudioTrack#enabledchange + * @type {EventTarget~Event} + */ + + this.trigger('enabledchange'); + } + }); // if the user sets this track to selected then + // set selected to that true value otherwise + // we keep it false + + if (settings.enabled) { + _this.enabled = settings.enabled; + } + + _this.loaded_ = true; + return _this; + } + + return AudioTrack; +}(Track); + +/** + * A representation of a single `VideoTrack`. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotrack} + * @extends Track + */ + +var VideoTrack = /*#__PURE__*/function (_Track) { + _inheritsLoose__default['default'](VideoTrack, _Track); + + /** + * Create an instance of this class. + * + * @param {Object} [options={}] + * Object of option names and values + * + * @param {string} [options.kind=''] + * A valid {@link VideoTrack~Kind} + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this AudioTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {boolean} [options.selected] + * If this track is the one that is currently playing. + */ + function VideoTrack(options) { + var _this; + + if (options === void 0) { + options = {}; + } + + var settings = mergeOptions$3(options, { + kind: VideoTrackKind[options.kind] || '' + }); + _this = _Track.call(this, settings) || this; + var selected = false; + /** + * @memberof VideoTrack + * @member {boolean} selected + * If this `VideoTrack` is selected or not. When setting this will + * fire {@link VideoTrack#selectedchange} if the state of selected changed. + * @instance + * + * @fires VideoTrack#selectedchange + */ + + Object.defineProperty(_assertThisInitialized__default['default'](_this), 'selected', { + get: function get() { + return selected; + }, + set: function set(newSelected) { + // an invalid or unchanged value + if (typeof newSelected !== 'boolean' || newSelected === selected) { + return; + } + + selected = newSelected; + /** + * An event that fires when selected changes on this track. This allows + * the VideoTrackList that holds this track to act accordingly. + * + * > Note: This is not part of the spec! Native tracks will do + * this internally without an event. + * + * @event VideoTrack#selectedchange + * @type {EventTarget~Event} + */ + + this.trigger('selectedchange'); + } + }); // if the user sets this track to selected then + // set selected to that true value otherwise + // we keep it false + + if (settings.selected) { + _this.selected = settings.selected; + } + + return _this; + } + + return VideoTrack; +}(Track); + +/** + * @memberof HTMLTrackElement + * @typedef {HTMLTrackElement~ReadyState} + * @enum {number} + */ + +var NONE = 0; +var LOADING = 1; +var LOADED = 2; +var ERROR = 3; +/** + * A single track represented in the DOM. + * + * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#htmltrackelement} + * @extends EventTarget + */ + +var HTMLTrackElement = /*#__PURE__*/function (_EventTarget) { + _inheritsLoose__default['default'](HTMLTrackElement, _EventTarget); + + /** + * Create an instance of this class. + * + * @param {Object} options={} + * Object of option names and values + * + * @param {Tech} options.tech + * A reference to the tech that owns this HTMLTrackElement. + * + * @param {TextTrack~Kind} [options.kind='subtitles'] + * A valid text track kind. + * + * @param {TextTrack~Mode} [options.mode='disabled'] + * A valid text track mode. + * + * @param {string} [options.id='vjs_track_' + Guid.newGUID()] + * A unique id for this TextTrack. + * + * @param {string} [options.label=''] + * The menu label for this track. + * + * @param {string} [options.language=''] + * A valid two character language code. + * + * @param {string} [options.srclang=''] + * A valid two character language code. An alternative, but deprioritized + * version of `options.language` + * + * @param {string} [options.src] + * A url to TextTrack cues. + * + * @param {boolean} [options.default] + * If this track should default to on or off. + */ + function HTMLTrackElement(options) { + var _this; + + if (options === void 0) { + options = {}; + } + + _this = _EventTarget.call(this) || this; + var readyState; + var track = new TextTrack(options); + _this.kind = track.kind; + _this.src = track.src; + _this.srclang = track.language; + _this.label = track.label; + _this["default"] = track["default"]; + Object.defineProperties(_assertThisInitialized__default['default'](_this), { + /** + * @memberof HTMLTrackElement + * @member {HTMLTrackElement~ReadyState} readyState + * The current ready state of the track element. + * @instance + */ + readyState: { + get: function get() { + return readyState; + } + }, + + /** + * @memberof HTMLTrackElement + * @member {TextTrack} track + * The underlying TextTrack object. + * @instance + * + */ + track: { + get: function get() { + return track; + } + } + }); + readyState = NONE; + /** + * @listens TextTrack#loadeddata + * @fires HTMLTrackElement#load + */ + + track.addEventListener('loadeddata', function () { + readyState = LOADED; + + _this.trigger({ + type: 'load', + target: _assertThisInitialized__default['default'](_this) + }); + }); + return _this; + } + + return HTMLTrackElement; +}(EventTarget$2); + +HTMLTrackElement.prototype.allowedEvents_ = { + load: 'load' +}; +HTMLTrackElement.NONE = NONE; +HTMLTrackElement.LOADING = LOADING; +HTMLTrackElement.LOADED = LOADED; +HTMLTrackElement.ERROR = ERROR; + +/* + * This file contains all track properties that are used in + * player.js, tech.js, html5.js and possibly other techs in the future. + */ + +var NORMAL = { + audio: { + ListClass: AudioTrackList, + TrackClass: AudioTrack, + capitalName: 'Audio' + }, + video: { + ListClass: VideoTrackList, + TrackClass: VideoTrack, + capitalName: 'Video' + }, + text: { + ListClass: TextTrackList, + TrackClass: TextTrack, + capitalName: 'Text' + } +}; +Object.keys(NORMAL).forEach(function (type) { + NORMAL[type].getterName = type + "Tracks"; + NORMAL[type].privateName = type + "Tracks_"; +}); +var REMOTE = { + remoteText: { + ListClass: TextTrackList, + TrackClass: TextTrack, + capitalName: 'RemoteText', + getterName: 'remoteTextTracks', + privateName: 'remoteTextTracks_' + }, + remoteTextEl: { + ListClass: HtmlTrackElementList, + TrackClass: HTMLTrackElement, + capitalName: 'RemoteTextTrackEls', + getterName: 'remoteTextTrackEls', + privateName: 'remoteTextTrackEls_' + } +}; + +var ALL = _extends__default['default']({}, NORMAL, REMOTE); + +REMOTE.names = Object.keys(REMOTE); +NORMAL.names = Object.keys(NORMAL); +ALL.names = [].concat(REMOTE.names).concat(NORMAL.names); + +/** + * An Object containing a structure like: `{src: 'url', type: 'mimetype'}` or string + * that just contains the src url alone. + * * `var SourceObject = {src: 'http://ex.com/video.mp4', type: 'video/mp4'};` + * `var SourceString = 'http://example.com/some-video.mp4';` + * + * @typedef {Object|string} Tech~SourceObject + * + * @property {string} src + * The url to the source + * + * @property {string} type + * The mime type of the source + */ + +/** + * A function used by {@link Tech} to create a new {@link TextTrack}. + * + * @private + * + * @param {Tech} self + * An instance of the Tech class. + * + * @param {string} kind + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) + * + * @param {string} [label] + * Label to identify the text track + * + * @param {string} [language] + * Two letter language abbreviation + * + * @param {Object} [options={}] + * An object with additional text track options + * + * @return {TextTrack} + * The text track that was created. + */ + +function createTrackHelper(self, kind, label, language, options) { + if (options === void 0) { + options = {}; + } + + var tracks = self.textTracks(); + options.kind = kind; + + if (label) { + options.label = label; + } + + if (language) { + options.language = language; + } + + options.tech = self; + var track = new ALL.text.TrackClass(options); + tracks.addTrack(track); + return track; +} +/** + * This is the base class for media playback technology controllers, such as + * {@link HTML5} + * + * @extends Component + */ + + +var Tech = /*#__PURE__*/function (_Component) { + _inheritsLoose__default['default'](Tech, _Component); + + /** + * Create an instance of this Tech. + * + * @param {Object} [options] + * The key/value store of player options. + * + * @param {Component~ReadyCallback} ready + * Callback function to call when the `HTML5` Tech is ready. + */ + function Tech(options, ready) { + var _this; + + if (options === void 0) { + options = {}; + } + + if (ready === void 0) { + ready = function ready() {}; + } + + // we don't want the tech to report user activity automatically. + // This is done manually in addControlsListeners + options.reportTouchActivity = false; + _this = _Component.call(this, null, options, ready) || this; + + _this.onDurationChange_ = function (e) { + return _this.onDurationChange(e); + }; + + _this.trackProgress_ = function (e) { + return _this.trackProgress(e); + }; + + _this.trackCurrentTime_ = function (e) { + return _this.trackCurrentTime(e); + }; + + _this.stopTrackingCurrentTime_ = function (e) { + return _this.stopTrackingCurrentTime(e); + }; + + _this.disposeSourceHandler_ = function (e) { + return _this.disposeSourceHandler(e); + }; + + _this.queuedHanders_ = new Set(); // keep track of whether the current source has played at all to + // implement a very limited played() + + _this.hasStarted_ = false; + + _this.on('playing', function () { + this.hasStarted_ = true; + }); + + _this.on('loadstart', function () { + this.hasStarted_ = false; + }); + + ALL.names.forEach(function (name) { + var props = ALL[name]; + + if (options && options[props.getterName]) { + _this[props.privateName] = options[props.getterName]; + } + }); // Manually track progress in cases where the browser/tech doesn't report it. + + if (!_this.featuresProgressEvents) { + _this.manualProgressOn(); + } // Manually track timeupdates in cases where the browser/tech doesn't report it. + + + if (!_this.featuresTimeupdateEvents) { + _this.manualTimeUpdatesOn(); + } + + ['Text', 'Audio', 'Video'].forEach(function (track) { + if (options["native" + track + "Tracks"] === false) { + _this["featuresNative" + track + "Tracks"] = false; + } + }); + + if (options.nativeCaptions === false || options.nativeTextTracks === false) { + _this.featuresNativeTextTracks = false; + } else if (options.nativeCaptions === true || options.nativeTextTracks === true) { + _this.featuresNativeTextTracks = true; + } + + if (!_this.featuresNativeTextTracks) { + _this.emulateTextTracks(); + } + + _this.preloadTextTracks = options.preloadTextTracks !== false; + _this.autoRemoteTextTracks_ = new ALL.text.ListClass(); + + _this.initTrackListeners(); // Turn on component tap events only if not using native controls + + + if (!options.nativeControlsForTouch) { + _this.emitTapEvents(); + } + + if (_this.constructor) { + _this.name_ = _this.constructor.name || 'Unknown Tech'; + } + + return _this; + } + /** + * A special function to trigger source set in a way that will allow player + * to re-trigger if the player or tech are not ready yet. + * + * @fires Tech#sourceset + * @param {string} src The source string at the time of the source changing. + */ + + + var _proto = Tech.prototype; + + _proto.triggerSourceset = function triggerSourceset(src) { + var _this2 = this; + + if (!this.isReady_) { + // on initial ready we have to trigger source set + // 1ms after ready so that player can watch for it. + this.one('ready', function () { + return _this2.setTimeout(function () { + return _this2.triggerSourceset(src); + }, 1); + }); + } + /** + * Fired when the source is set on the tech causing the media element + * to reload. + * + * @see {@link Player#event:sourceset} + * @event Tech#sourceset + * @type {EventTarget~Event} + */ + + + this.trigger({ + src: src, + type: 'sourceset' + }); + } + /* Fallbacks for unsupported event types + ================================================================================ */ + + /** + * Polyfill the `progress` event for browsers that don't support it natively. + * + * @see {@link Tech#trackProgress} + */ + ; + + _proto.manualProgressOn = function manualProgressOn() { + this.on('durationchange', this.onDurationChange_); + this.manualProgress = true; // Trigger progress watching when a source begins loading + + this.one('ready', this.trackProgress_); + } + /** + * Turn off the polyfill for `progress` events that was created in + * {@link Tech#manualProgressOn} + */ + ; + + _proto.manualProgressOff = function manualProgressOff() { + this.manualProgress = false; + this.stopTrackingProgress(); + this.off('durationchange', this.onDurationChange_); + } + /** + * This is used to trigger a `progress` event when the buffered percent changes. It + * sets an interval function that will be called every 500 milliseconds to check if the + * buffer end percent has changed. + * + * > This function is called by {@link Tech#manualProgressOn} + * + * @param {EventTarget~Event} event + * The `ready` event that caused this to run. + * + * @listens Tech#ready + * @fires Tech#progress + */ + ; + + _proto.trackProgress = function trackProgress(event) { + this.stopTrackingProgress(); + this.progressInterval = this.setInterval(bind(this, function () { + // Don't trigger unless buffered amount is greater than last time + var numBufferedPercent = this.bufferedPercent(); + + if (this.bufferedPercent_ !== numBufferedPercent) { + /** + * See {@link Player#progress} + * + * @event Tech#progress + * @type {EventTarget~Event} + */ + this.trigger('progress'); + } + + this.bufferedPercent_ = numBufferedPercent; + + if (numBufferedPercent === 1) { + this.stopTrackingProgress(); + } + }), 500); + } + /** + * Update our internal duration on a `durationchange` event by calling + * {@link Tech#duration}. + * + * @param {EventTarget~Event} event + * The `durationchange` event that caused this to run. + * + * @listens Tech#durationchange + */ + ; + + _proto.onDurationChange = function onDurationChange(event) { + this.duration_ = this.duration(); + } + /** + * Get and create a `TimeRange` object for buffering. + * + * @return {TimeRange} + * The time range object that was created. + */ + ; + + _proto.buffered = function buffered() { + return createTimeRanges(0, 0); + } + /** + * Get the percentage of the current video that is currently buffered. + * + * @return {number} + * A number from 0 to 1 that represents the decimal percentage of the + * video that is buffered. + * + */ + ; + + _proto.bufferedPercent = function bufferedPercent$1() { + return bufferedPercent(this.buffered(), this.duration_); + } + /** + * Turn off the polyfill for `progress` events that was created in + * {@link Tech#manualProgressOn} + * Stop manually tracking progress events by clearing the interval that was set in + * {@link Tech#trackProgress}. + */ + ; + + _proto.stopTrackingProgress = function stopTrackingProgress() { + this.clearInterval(this.progressInterval); + } + /** + * Polyfill the `timeupdate` event for browsers that don't support it. + * + * @see {@link Tech#trackCurrentTime} + */ + ; + + _proto.manualTimeUpdatesOn = function manualTimeUpdatesOn() { + this.manualTimeUpdates = true; + this.on('play', this.trackCurrentTime_); + this.on('pause', this.stopTrackingCurrentTime_); + } + /** + * Turn off the polyfill for `timeupdate` events that was created in + * {@link Tech#manualTimeUpdatesOn} + */ + ; + + _proto.manualTimeUpdatesOff = function manualTimeUpdatesOff() { + this.manualTimeUpdates = false; + this.stopTrackingCurrentTime(); + this.off('play', this.trackCurrentTime_); + this.off('pause', this.stopTrackingCurrentTime_); + } + /** + * Sets up an interval function to track current time and trigger `timeupdate` every + * 250 milliseconds. + * + * @listens Tech#play + * @triggers Tech#timeupdate + */ + ; + + _proto.trackCurrentTime = function trackCurrentTime() { + if (this.currentTimeInterval) { + this.stopTrackingCurrentTime(); + } + + this.currentTimeInterval = this.setInterval(function () { + /** + * Triggered at an interval of 250ms to indicated that time is passing in the video. + * + * @event Tech#timeupdate + * @type {EventTarget~Event} + */ + this.trigger({ + type: 'timeupdate', + target: this, + manuallyTriggered: true + }); // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 + }, 250); + } + /** + * Stop the interval function created in {@link Tech#trackCurrentTime} so that the + * `timeupdate` event is no longer triggered. + * + * @listens {Tech#pause} + */ + ; + + _proto.stopTrackingCurrentTime = function stopTrackingCurrentTime() { + this.clearInterval(this.currentTimeInterval); // #1002 - if the video ends right before the next timeupdate would happen, + // the progress bar won't make it all the way to the end + + this.trigger({ + type: 'timeupdate', + target: this, + manuallyTriggered: true + }); + } + /** + * Turn off all event polyfills, clear the `Tech`s {@link AudioTrackList}, + * {@link VideoTrackList}, and {@link TextTrackList}, and dispose of this Tech. + * + * @fires Component#dispose + */ + ; + + _proto.dispose = function dispose() { + // clear out all tracks because we can't reuse them between techs + this.clearTracks(NORMAL.names); // Turn off any manual progress or timeupdate tracking + + if (this.manualProgress) { + this.manualProgressOff(); + } + + if (this.manualTimeUpdates) { + this.manualTimeUpdatesOff(); + } + + _Component.prototype.dispose.call(this); + } + /** + * Clear out a single `TrackList` or an array of `TrackLists` given their names. + * + * > Note: Techs without source handlers should call this between sources for `video` + * & `audio` tracks. You don't want to use them between tracks! + * + * @param {string[]|string} types + * TrackList names to clear, valid names are `video`, `audio`, and + * `text`. + */ + ; + + _proto.clearTracks = function clearTracks(types) { + var _this3 = this; + + types = [].concat(types); // clear out all tracks because we can't reuse them between techs + + types.forEach(function (type) { + var list = _this3[type + "Tracks"]() || []; + var i = list.length; + + while (i--) { + var track = list[i]; + + if (type === 'text') { + _this3.removeRemoteTextTrack(track); + } + + list.removeTrack(track); + } + }); + } + /** + * Remove any TextTracks added via addRemoteTextTrack that are + * flagged for automatic garbage collection + */ + ; + + _proto.cleanupAutoTextTracks = function cleanupAutoTextTracks() { + var list = this.autoRemoteTextTracks_ || []; + var i = list.length; + + while (i--) { + var track = list[i]; + this.removeRemoteTextTrack(track); + } + } + /** + * Reset the tech, which will removes all sources and reset the internal readyState. + * + * @abstract + */ + ; + + _proto.reset = function reset() {} + /** + * Get the value of `crossOrigin` from the tech. + * + * @abstract + * + * @see {Html5#crossOrigin} + */ + ; + + _proto.crossOrigin = function crossOrigin() {} + /** + * Set the value of `crossOrigin` on the tech. + * + * @abstract + * + * @param {string} crossOrigin the crossOrigin value + * @see {Html5#setCrossOrigin} + */ + ; + + _proto.setCrossOrigin = function setCrossOrigin() {} + /** + * Get or set an error on the Tech. + * + * @param {MediaError} [err] + * Error to set on the Tech + * + * @return {MediaError|null} + * The current error object on the tech, or null if there isn't one. + */ + ; + + _proto.error = function error(err) { + if (err !== undefined) { + this.error_ = new MediaError(err); + this.trigger('error'); + } + + return this.error_; + } + /** + * Returns the `TimeRange`s that have been played through for the current source. + * + * > NOTE: This implementation is incomplete. It does not track the played `TimeRange`. + * It only checks whether the source has played at all or not. + * + * @return {TimeRange} + * - A single time range if this video has played + * - An empty set of ranges if not. + */ + ; + + _proto.played = function played() { + if (this.hasStarted_) { + return createTimeRanges(0, 0); + } + + return createTimeRanges(); + } + /** + * Start playback + * + * @abstract + * + * @see {Html5#play} + */ + ; + + _proto.play = function play() {} + /** + * Set whether we are scrubbing or not + * + * @abstract + * + * @see {Html5#setScrubbing} + */ + ; + + _proto.setScrubbing = function setScrubbing() {} + /** + * Get whether we are scrubbing or not + * + * @abstract + * + * @see {Html5#scrubbing} + */ + ; + + _proto.scrubbing = function scrubbing() {} + /** + * Causes a manual time update to occur if {@link Tech#manualTimeUpdatesOn} was + * previously called. + * + * @fires Tech#timeupdate + */ + ; + + _proto.setCurrentTime = function setCurrentTime() { + // improve the accuracy of manual timeupdates + if (this.manualTimeUpdates) { + /** + * A manual `timeupdate` event. + * + * @event Tech#timeupdate + * @type {EventTarget~Event} + */ + this.trigger({ + type: 'timeupdate', + target: this, + manuallyTriggered: true + }); + } + } + /** + * Turn on listeners for {@link VideoTrackList}, {@link {AudioTrackList}, and + * {@link TextTrackList} events. + * + * This adds {@link EventTarget~EventListeners} for `addtrack`, and `removetrack`. + * + * @fires Tech#audiotrackchange + * @fires Tech#videotrackchange + * @fires Tech#texttrackchange + */ + ; + + _proto.initTrackListeners = function initTrackListeners() { + var _this4 = this; + + /** + * Triggered when tracks are added or removed on the Tech {@link AudioTrackList} + * + * @event Tech#audiotrackchange + * @type {EventTarget~Event} + */ + + /** + * Triggered when tracks are added or removed on the Tech {@link VideoTrackList} + * + * @event Tech#videotrackchange + * @type {EventTarget~Event} + */ + + /** + * Triggered when tracks are added or removed on the Tech {@link TextTrackList} + * + * @event Tech#texttrackchange + * @type {EventTarget~Event} + */ + NORMAL.names.forEach(function (name) { + var props = NORMAL[name]; + + var trackListChanges = function trackListChanges() { + _this4.trigger(name + "trackchange"); + }; + + var tracks = _this4[props.getterName](); + + tracks.addEventListener('removetrack', trackListChanges); + tracks.addEventListener('addtrack', trackListChanges); + + _this4.on('dispose', function () { + tracks.removeEventListener('removetrack', trackListChanges); + tracks.removeEventListener('addtrack', trackListChanges); + }); + }); + } + /** + * Emulate TextTracks using vtt.js if necessary + * + * @fires Tech#vttjsloaded + * @fires Tech#vttjserror + */ + ; + + _proto.addWebVttScript_ = function addWebVttScript_() { + var _this5 = this; + + if (window__default['default'].WebVTT) { + return; + } // Initially, Tech.el_ is a child of a dummy-div wait until the Component system + // signals that the Tech is ready at which point Tech.el_ is part of the DOM + // before inserting the WebVTT script + + + if (document__default['default'].body.contains(this.el())) { + // load via require if available and vtt.js script location was not passed in + // as an option. novtt builds will turn the above require call into an empty object + // which will cause this if check to always fail. + if (!this.options_['vtt.js'] && isPlain(vtt__default['default']) && Object.keys(vtt__default['default']).length > 0) { + this.trigger('vttjsloaded'); + return; + } // load vtt.js via the script location option or the cdn of no location was + // passed in + + + var script = document__default['default'].createElement('script'); + script.src = this.options_['vtt.js'] || 'https://vjs.zencdn.net/vttjs/0.14.1/vtt.min.js'; + + script.onload = function () { + /** + * Fired when vtt.js is loaded. + * + * @event Tech#vttjsloaded + * @type {EventTarget~Event} + */ + _this5.trigger('vttjsloaded'); + }; + + script.onerror = function () { + /** + * Fired when vtt.js was not loaded due to an error + * + * @event Tech#vttjsloaded + * @type {EventTarget~Event} + */ + _this5.trigger('vttjserror'); + }; + + this.on('dispose', function () { + script.onload = null; + script.onerror = null; + }); // but have not loaded yet and we set it to true before the inject so that + // we don't overwrite the injected window.WebVTT if it loads right away + + window__default['default'].WebVTT = true; + this.el().parentNode.appendChild(script); + } else { + this.ready(this.addWebVttScript_); + } + } + /** + * Emulate texttracks + * + */ + ; + + _proto.emulateTextTracks = function emulateTextTracks() { + var _this6 = this; + + var tracks = this.textTracks(); + var remoteTracks = this.remoteTextTracks(); + + var handleAddTrack = function handleAddTrack(e) { + return tracks.addTrack(e.track); + }; + + var handleRemoveTrack = function handleRemoveTrack(e) { + return tracks.removeTrack(e.track); + }; + + remoteTracks.on('addtrack', handleAddTrack); + remoteTracks.on('removetrack', handleRemoveTrack); + this.addWebVttScript_(); + + var updateDisplay = function updateDisplay() { + return _this6.trigger('texttrackchange'); + }; + + var textTracksChanges = function textTracksChanges() { + updateDisplay(); + + for (var i = 0; i < tracks.length; i++) { + var track = tracks[i]; + track.removeEventListener('cuechange', updateDisplay); + + if (track.mode === 'showing') { + track.addEventListener('cuechange', updateDisplay); + } + } + }; + + textTracksChanges(); + tracks.addEventListener('change', textTracksChanges); + tracks.addEventListener('addtrack', textTracksChanges); + tracks.addEventListener('removetrack', textTracksChanges); + this.on('dispose', function () { + remoteTracks.off('addtrack', handleAddTrack); + remoteTracks.off('removetrack', handleRemoveTrack); + tracks.removeEventListener('change', textTracksChanges); + tracks.removeEventListener('addtrack', textTracksChanges); + tracks.removeEventListener('removetrack', textTracksChanges); + + for (var i = 0; i < tracks.length; i++) { + var track = tracks[i]; + track.removeEventListener('cuechange', updateDisplay); + } + }); + } + /** + * Create and returns a remote {@link TextTrack} object. + * + * @param {string} kind + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) + * + * @param {string} [label] + * Label to identify the text track + * + * @param {string} [language] + * Two letter language abbreviation + * + * @return {TextTrack} + * The TextTrack that gets created. + */ + ; + + _proto.addTextTrack = function addTextTrack(kind, label, language) { + if (!kind) { + throw new Error('TextTrack kind is required but was not provided'); + } + + return createTrackHelper(this, kind, label, language); + } + /** + * Create an emulated TextTrack for use by addRemoteTextTrack + * + * This is intended to be overridden by classes that inherit from + * Tech in order to create native or custom TextTracks. + * + * @param {Object} options + * The object should contain the options to initialize the TextTrack with. + * + * @param {string} [options.kind] + * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata). + * + * @param {string} [options.label]. + * Label to identify the text track + * + * @param {string} [options.language] + * Two letter language abbreviation. + * + * @return {HTMLTrackElement} + * The track element that gets created. + */ + ; + + _proto.createRemoteTextTrack = function createRemoteTextTrack(options) { + var track = mergeOptions$3(options, { + tech: this + }); + return new REMOTE.remoteTextEl.TrackClass(track); + } + /** + * Creates a remote text track object and returns an html track element. + * + * > Note: This can be an emulated {@link HTMLTrackElement} or a native one. + * + * @param {Object} options + * See {@link Tech#createRemoteTextTrack} for more detailed properties. + * + * @param {boolean} [manualCleanup=true] + * - When false: the TextTrack will be automatically removed from the video + * element whenever the source changes + * - When True: The TextTrack will have to be cleaned up manually + * + * @return {HTMLTrackElement} + * An Html Track Element. + * + * @deprecated The default functionality for this function will be equivalent + * to "manualCleanup=false" in the future. The manualCleanup parameter will + * also be removed. + */ + ; + + _proto.addRemoteTextTrack = function addRemoteTextTrack(options, manualCleanup) { + var _this7 = this; + + if (options === void 0) { + options = {}; + } + + var htmlTrackElement = this.createRemoteTextTrack(options); + + if (manualCleanup !== true && manualCleanup !== false) { + // deprecation warning + log$1.warn('Calling addRemoteTextTrack without explicitly setting the "manualCleanup" parameter to `true` is deprecated and default to `false` in future version of video.js'); + manualCleanup = true; + } // store HTMLTrackElement and TextTrack to remote list + + + this.remoteTextTrackEls().addTrackElement_(htmlTrackElement); + this.remoteTextTracks().addTrack(htmlTrackElement.track); + + if (manualCleanup !== true) { + // create the TextTrackList if it doesn't exist + this.ready(function () { + return _this7.autoRemoteTextTracks_.addTrack(htmlTrackElement.track); + }); + } + + return htmlTrackElement; + } + /** + * Remove a remote text track from the remote `TextTrackList`. + * + * @param {TextTrack} track + * `TextTrack` to remove from the `TextTrackList` + */ + ; + + _proto.removeRemoteTextTrack = function removeRemoteTextTrack(track) { + var trackElement = this.remoteTextTrackEls().getTrackElementByTrack_(track); // remove HTMLTrackElement and TextTrack from remote list + + this.remoteTextTrackEls().removeTrackElement_(trackElement); + this.remoteTextTracks().removeTrack(track); + this.autoRemoteTextTracks_.removeTrack(track); + } + /** + * Gets available media playback quality metrics as specified by the W3C's Media + * Playback Quality API. + * + * @see [Spec]{@link https://wicg.github.io/media-playback-quality} + * + * @return {Object} + * An object with supported media playback quality metrics + * + * @abstract + */ + ; + + _proto.getVideoPlaybackQuality = function getVideoPlaybackQuality() { + return {}; + } + /** + * Attempt to create a floating video window always on top of other windows + * so that users may continue consuming media while they interact with other + * content sites, or applications on their device. + * + * @see [Spec]{@link https://wicg.github.io/picture-in-picture} + * + * @return {Promise|undefined} + * A promise with a Picture-in-Picture window if the browser supports + * Promises (or one was passed in as an option). It returns undefined + * otherwise. + * + * @abstract + */ + ; + + _proto.requestPictureInPicture = function requestPictureInPicture() { + var PromiseClass = this.options_.Promise || window__default['default'].Promise; + + if (PromiseClass) { + return PromiseClass.reject(); + } + } + /** + * A method to check for the value of the 'disablePictureInPicture'