diff options
Diffstat (limited to 'localwebsite/htdocs/assets/app.js')
| -rw-r--r-- | localwebsite/htdocs/assets/app.js | 153 |
1 files changed, 133 insertions, 20 deletions
diff --git a/localwebsite/htdocs/assets/app.js b/localwebsite/htdocs/assets/app.js index c08490f..ff2295d 100644 --- a/localwebsite/htdocs/assets/app.js +++ b/localwebsite/htdocs/assets/app.js @@ -1,4 +1,7 @@ -var ajax = { +(function() { +var RE_WHITESPACE = /[\t\r\n\f]/g + +window.ajax = { get: function(url, data) { if (typeof data == 'object') { var index = 0; @@ -35,28 +38,138 @@ var ajax = { } }; -function extend(a, b) { +window.extend = function(a, b) { return Object.assign(a, b); } -function ge(id) { +window.ge = function(id) { return document.getElementById(id); } -(function() { - var ua = navigator.userAgent.toLowerCase(); - window.browserInfo = { - version: (ua.match(/.+(?:me|ox|on|rv|it|ra|ie)[\/: ]([\d.]+)/) || [0,'0'])[1], - //opera: /opera/i.test(ua), - msie: (/msie/i.test(ua) && !/opera/i.test(ua)) || /trident/i.test(ua), - mozilla: /firefox/i.test(ua), - android: /android/i.test(ua), - mac: /mac/i.test(ua), - samsungBrowser: /samsungbrowser/i.test(ua), - chrome: /chrome/i.test(ua), - safari: /safari/i.test(ua), - mobile: /iphone|ipod|ipad|opera mini|opera mobi|iemobile|android/i.test(ua), - operaMini: /opera mini/i.test(ua), - ios: /iphone|ipod|ipad|watchos/i.test(ua) || (navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1), - }; -})(); +var ua = navigator.userAgent.toLowerCase(); +window.browserInfo = { + version: (ua.match(/.+(?:me|ox|on|rv|it|ra|ie)[\/: ]([\d.]+)/) || [0,'0'])[1], + //opera: /opera/i.test(ua), + msie: (/msie/i.test(ua) && !/opera/i.test(ua)) || /trident/i.test(ua), + mozilla: /firefox/i.test(ua), + android: /android/i.test(ua), + mac: /mac/i.test(ua), + samsungBrowser: /samsungbrowser/i.test(ua), + chrome: /chrome/i.test(ua), + safari: /safari/i.test(ua), + mobile: /iphone|ipod|ipad|opera mini|opera mobi|iemobile|android/i.test(ua), + operaMini: /opera mini/i.test(ua), + ios: /iphone|ipod|ipad|watchos/i.test(ua) || (navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1), +}; + +window.isTouchDevice = function() { + return 'ontouchstart' in window || navigator.msMaxTouchPoints; +} + +window.hasClass = function(el, name) { + if (!el) + throw new Error('hasClass: invalid element') + + if (el.nodeType !== 1) + throw new Error('hasClass: expected nodeType is 1, got' + el.nodeType) + + if (window.DOMTokenList && el.classList instanceof DOMTokenList) { + return el.classList.contains(name) + } else { + return (" " + el.className + " ").replace(RE_WHITESPACE, " ").indexOf(" " + name + " ") >= 0 + } +} + +window.addClass = function(el, name) { + if (!hasClass(el, name)) { + el.className = (el.className ? el.className + ' ' : '') + name; + return true + } + return false +} + +window.Cameras = { + hlsOptions: null, + hlsHost: null, + hlsProto: null, + debugVideoEvents: false, + + setupHls: function(video, name, useHls) { + var src = this.hlsProto + '://' + this.hlsHost + '/ipcam/' + name + '/live.m3u8'; + + // hls.js is not supported on platforms that do not have Media Source Extensions (MSE) enabled. + + // When the browser has built-in HLS support (check using `canPlayType`), we can provide an HLS manifest (i.e. .m3u8 URL) directly to the video element through the `src` property. + // This is using the built-in support of the plain video element, without using hls.js. + + if (useHls) { + var config = this.hlsOptions; + config.xhrSetup = function (xhr,url) { + xhr.withCredentials = true; + }; + + var hls = new Hls(config); + hls.loadSource(src); + hls.attachMedia(video); + hls.on(Hls.Events.MEDIA_ATTACHED, function () { + video.muted = true; + video.play(); + }); + } else { + console.warn('hls.js is not supported, trying the native way...') + + video.autoplay = true; + video.muted = true; + if (window.browserInfo.ios) + video.setAttribute('controls', 'controls'); + + video.src = src; + + var events = ['canplay']; + if (this.debugVideoEvents) + events.push('canplay', 'canplaythrough', 'durationchange', 'ended', 'loadeddata', 'loadedmetadata', 'pause', 'play', 'playing', 'progress', 'seeked', 'seeking', 'stalled', 'suspend', 'timeupdate', 'waiting'); + + for (var i = 0; i < events.length; i++) { + var evt = events[i]; + (function(evt, video, name) { + video.addEventListener(evt, function(e) { + if (this.debugVideoEvents) + console.log(name + ': ' + evt, e); + + if (!window.browserInfo.ios && ['canplay', 'loadedmetadata'].includes(evt)) + video.play(); + }) + })(evt, video, name); + } + } + }, + + init: function(cams, options, proto, host, debugVideoEvents) { + // this.cams = cams; + this.hlsOptions = options; + this.hlsProto = proto; + this.hlsHost = host; + this.debugVideoEvents = debugVideoEvents + + let useHls = Hls.isSupported(); + if (!useHls && !this.hasFallbackSupport()) { + alert('Neither HLS nor vnd.apple.mpegurl is not supported by your browser.'); + return; + } + + for (var i = 0; i < cams.length; i++) { + var name = cams[i]; + var video = document.createElement('video'); + video.setAttribute('id', 'video-'+name); + document.getElementById('videos').appendChild(video); + + this.setupHls(video, name, useHls); + } + }, + + hasFallbackSupport: function() { + var video = document.createElement('video'); + return video.canPlayType('application/vnd.apple.mpegurl'); + }, +}; +})();
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