@flowplayer/player/plugins/analytics.js

video player for the future

!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):((e="undefined"!=typeof globalThis?globalThis:e||self).flowplayer=e.flowplayer||{},e.flowplayer.analytics=t())}(this,function(){"use strict";const e=(...e)=>e.reduce((e,t)=>Object.assign(Object.assign({},e),t),{}),t=(e,t)=>{const r=e.lastIndexOf(t);return~r&&e.splice(r,1),e};class RequestQueue{static of(){return new RequestQueue}static is_empty(e){return 0==e.pending.length}static is_high_water(e){return e.open.length==RequestQueue.MAX_OPEN_REQUESTS}static maybe_spawn_req(e){if(RequestQueue.is_empty(e))return e;if(RequestQueue.is_high_water(e))return e;try{const t=RequestQueue.lpop(e);t&&RequestQueue.request(e,t)}catch(e){}}static increment_failures(e){return e.stats.failures++,e.stats.failures>RequestQueue.MAX_FAILURE_COUNT&&(e.stats.ttl=Date.now()+RequestQueue.REQUEST_TTL_MS),e}static handle_error(e,t){RequestQueue.rm(e,t),RequestQueue.increment_failures(e)}static request(e,[t,r,n]){if(Date.now()<e.stats.ttl)return;const i=new XMLHttpRequest;e.open.push(i),i.timeout=RequestQueue.REQUEST_TIMEOUT_MS,i.ontimeout=function(){RequestQueue.handle_error(e,i)},i.onerror=function(t){RequestQueue.handle_error(e,i)},i.onreadystatechange=function(){i.readyState==XMLHttpRequest.DONE&&RequestQueue.rm(e,i),Math.floor(i.status/100)},i.onload=function(){RequestQueue.rm(e,i),e.stats.failures&&e.stats.failures--},i.open(r,t),i.setRequestHeader("Content-Type","text/plain;charset=UTF-8");try{i.send(JSON.stringify(n))}catch(e){}}static rpush(e,...t){return t.forEach(t=>{e.pending.length>=RequestQueue.MAX_PENDING||(e.pending.push(t),RequestQueue.maybe_spawn_req(e))}),e}static lpop(e){return e.pending.shift()}static rm(e,r){return t(e.open,r),e}constructor(){this.pending=[],this.open=[],this.stats={failures:0,ttl:0}}}RequestQueue.MAX_OPEN_REQUESTS=3,RequestQueue.MAX_PENDING=5,RequestQueue.REQUEST_TIMEOUT_MS=4e3,RequestQueue.REQUEST_TTL_MS=5e3,RequestQueue.MAX_FAILURE_COUNT=3;var r=RequestQueue.of();const n=/:([a-zA-Z_]+)/g;class Log{static prepare(e,t){const r=document.createEvent("Event");return r.initEvent(e,!1,!0),r.ns=e,r.data=t,r}static of(e){return new Log(e)}constructor(e){this.emitter=e}info(e){this.emitter.dispatchEvent(Log.prepare(Log.NAMESPACE.INFO,e))}error(e){this.emitter.dispatchEvent(Log.prepare(Log.NAMESPACE.ERROR,e))}warn(e){this.emitter.dispatchEvent(Log.prepare(Log.NAMESPACE.WARN,e))}}var i;Log.NAMESPACE={INFO:"tracker:info",ERROR:"tracker:err",WARN:"tracker:warn"},function(e){e.POST="POST",e.PUT="PUT",e.GET="GET"}(i||(i={}));class Tracker{static of(e,t){return new Tracker(e,t)}static ensure_required_keys(e,t){return e.required_keys.filter(e=>!(e in t))}static pluck_valid_keys(t,r){return((t,...r)=>Object.keys(t).filter(e=>~r.indexOf(e)).reduce((r,n)=>e(r,{[n]:t[n]}),{}))(r,...t.valid_keys)}static merge_metadata(t,r={}){return t.metadata=Tracker.pluck_valid_keys(t,e(t.metadata,r)),t}static assert_emitter_api(e){if("function"!=typeof(e||{}).addEventListener)throw new Error("Tracker() received an emitter that does not implement the addEventListener method");if("function"!=typeof(e||{}).removeEventListener)throw new Error("Tracker() received an emitter that does not implement the removeEventListener method")}static create_listener(e,t,r){var n;e.listeners.push([t,r]),null===(n=e.emitter)||void 0===n||n.addEventListener(t,r)}constructor(t,i={}){const o=this;if(this.emitter=t,this.url=i.url,this.log=Log.of(this.emitter),this.verb=i.verb,this.metadata=e({},i.metadata||{}),this.rq=i.rq||r,this.events=i.events||[],this.required_keys=i.required_keys||[],this.optional_keys=i.optional_keys||[],this.listeners=[],this.valid_keys=this.required_keys.slice(0).concat(this.optional_keys),Tracker.assert_emitter_api(this.emitter),void 0===Tracker.verb[this.verb])throw new Error(`invalid HTTP verb[${this.verb}] passed`);if("string"!=typeof this.url)throw new Error(`invalid API url[${this.url}] passed`);Tracker.TRACKERS.push(this),o.events.forEach(t=>{Tracker.create_listener(this,t,(r={})=>{var i;if(null===(i=this.emitter)||void 0===i?void 0:i.hasState("consent-no-tracking"))return;const a=e(o.metadata,{event_type:t},r.data||r),s=function(e,t){return e.replace(n,e=>{const r=e.slice(1,e.length);return r in t?t[r].toString():e})}(o.url,a),u=Tracker.pluck_valid_keys(o,a),d=Tracker.ensure_required_keys(o,u);if(d.length)return o.log.error(`Tracker.validate_metadata() failed for\n            Event[${t}]\n            missing keys: ${d}\n            payload:\n              ${JSON.stringify(u,null,2)}`);this.rq&&RequestQueue.rpush(this.rq,[s,this.verb,u])})})}destroy(){this.listeners.forEach(([e,t])=>{var r;return null===(r=this.emitter)||void 0===r?void 0:r.removeEventListener(e,t)}),delete this.rq,delete this.emitter,t(Tracker.TRACKERS,this)}put(e={}){return Tracker.merge_metadata(this,e),this}}var o;Tracker.TRACKERS=[],Tracker.QUEUE=r,Tracker.verb=i,function(e){e[e.ADS=2]="ADS",e[e.ANALYTICS=4]="ANALYTICS",e[e.NO_METERING=8]="NO_METERING",e[e.DEVELOPER_PLAN=16]="DEVELOPER_PLAN",e[e.WOWZA_VIDEO=32]="WOWZA_VIDEO"}(o||(o={}));const a=["localhost","127.0.0.1","0.0.0.0","s.codepen.io","cdpn.io","try.flowplayer.com"];function s(e,t){return!!~a.indexOf(e)||e.indexOf(t)===e.length-t.length}s.check_whitelist=function(e){return!!~a.indexOf(e)};function u(e){this.message=e}u.prototype=new Error,u.prototype.name="InvalidCharacterError";var d="undefined"!=typeof window&&window.atob&&window.atob.bind(window)||function(e){var t=String(e).replace(/=+$/,"");if(t.length%4==1)throw new u("'atob' failed: The string to be decoded is not correctly encoded.");for(var r,n,i=0,o=0,a="";n=t.charAt(o++);~n&&(r=i%4?64*r+n:n,i++%4)?a+=String.fromCharCode(255&r>>(-2*i&6)):0)n="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=".indexOf(n);return a};var c=function(e){var t=e.replace(/-/g,"+").replace(/_/g,"/");switch(t.length%4){case 0:break;case 2:t+="==";break;case 3:t+="=";break;default:throw"Illegal base64url string!"}try{return function(e){return decodeURIComponent(d(e).replace(/(.)/g,function(e,t){var r=t.charCodeAt(0).toString(16).toUpperCase();return r.length<2&&(r="0"+r),"%"+r}))}(t)}catch(e){return d(t)}};function l(e){this.message=e}l.prototype=new Error,l.prototype.name="InvalidTokenError";var f=function(e,t){if("string"!=typeof e)throw new l("Invalid token specified");var r=!0===(t=t||{}).header?0:1;try{return JSON.parse(c(e.split(".")[r]))}catch(e){throw new l("Invalid token specified: "+e.message)}};f.InvalidTokenError=l;const p="production";function _(e,t){const r={valid_jwt:!1,raw:"",data:{acl:0},exp:0};let n={c:"{}",exp:0};t=t||{};try{n=f(e),r.valid_jwt=!0}catch(e){}return r.raw=e,r.data=JSON.parse(n.c),r.exp=n.exp,t.require_valid_token&&_.validate(r),r}function h(e){return{grant:e,is_granted:t=>(e&t)===t}}function m(e,t,r){const n=function(e){return Array.isArray(e)?e.slice(0):e.split(".")}(t);for(;n.length;){if(null==e)return r;const t=n.shift();if("string"!=typeof t)return r;e=e[t]}return null==e?r:e}_.validate=function(e){if("string"==typeof e&&(e=_(e)),!e||!e.raw){if(s.check_whitelist(window.location.hostname)||"dev"===p.toString())return!0;throw new Error("No token provided in configuration")}if(!e.valid_jwt)throw new Error("Invalid token provided");const t=window.location.hostname,r=s.bind(null,t);if("dev"!==p.toString()&&e.data.domain&&e.data.domain.length&&!e.data.domain.some(r))throw new Error("Domain not allowed");if("dev"!==p.toString()&&1e3*e.exp-Date.now()<0)throw new Error("Expired token");return!0},_.id=function(e){if(e)return"string"==typeof e&&(e=_(e)),e.data.id},h.of=h,h.from_token=function(e){const t=_(e,{require_valid_token:!0});return h.of(t.data.acl)},h.permissions=o;var v="undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{};var y="ping",k="display",g="view";const w=["sitegroup_id","session_id","media_id","site_id","player_id","video_type"],E=["created","position"],T=["player_version","created","source","category","category_id","autoplay","muted","customer_user_id"];const R=100,q=1e3;function A(e,t){return e.duration/1===e.duration&&Object.assign(t,function(e){const t=e/R;return{segment_duration:t,breakpoints:Array(...Array(R)).map(function(e,r){return Math.floor(r*t*q)/q})}}(e.duration))}function S(e,t,r){if(!t.segment_duration&&!A(e,t))return;const n=function(e,t,r){const n=t.last_idx,i=r?99:O(e,t);return t.last_idx=i,i<=n?[]:t.breakpoints.slice(n,99==i?100:i).map(function(e){return t.breakpoints.indexOf(e)})}(e,t,r);0!=n.length&&e.emit(y,{position:n})}function O(e,t){return Math.min(Math.floor(e.currentTime/t.segment_duration),99)}function b(){try{const e=window.location!==window.parent.location?document.referrer:document.location.href;return"string"==typeof e&&e.slice(0,200)}catch(e){return!1}}var N;const Q="vod",x="live",L=[k,y,g];function I(e,t,r){switch(null==t?void 0:t.kind){case"live":return function(e,t){const r=Date.now();r-t.last_tracked_ts<6e4||(t.last_tracked_ts=r,++t.ticks,e.emit(y,{position:60*t.ticks}))}(e,t);case"vod":return S(e,t,"boolean"==typeof r&&r)}}function M(e){const t=e.ads;return void 0!==t&&(void 0!==t.schedule&&("function"==typeof t.hasPreroll&&(t.currentRequests?t.currentRequests:!!t.adPlaying||!(!t.hasPreroll()||0!=t.nextIndex))))}const P=((N=class Analytics{init(e,t,r){if(!h.from_token(e.token||"").is_granted(h.permissions.ANALYTICS))return;if(r.analytics)return;const n=r.analytics={ticker:void 0,last_media_id:"",ended:!1,played:!1},i={locked:void 0,ttl:6e3,task:()=>{I(r,n.ticker)}};const o={session_id:r.deviceId(),autoplay:r.autoplay,muted:r.muted,player_id:e.player_id,customer_user_id:e.customer_user_id,player_version:"3.35.0"},a=Tracker.of(r,{verb:Tracker.verb.POST,url:"https://ptm.flowplayer.com/:video_type/:sitegroup_id/:event_type",events:L,required_keys:w,optional_keys:T.concat(E).slice(0),metadata:o});r.on("reap",function(){a&&a.destroy()}),r.on("config",function(t){if(!a)return;const i=m(t,"data.metadata",{});if(!i.media_id&&i.stream_target_id&&(i.media_id=i.stream_target_id),!i.media_id)return n.last_media_id="";if(n.last_media_id===i.media_id)return;n.played=!1,n.last_media_id=i.media_id;const o=m(e,"analytics",{});a.put(i),a.put(o);const s=m(e,"metadata.live_start_time",e.live)?x:Q;a.put({video_type:s,source:e.source||b()||""}),n.ticker=e.live?{ticks:0,last_tracked_ts:Date.now(),kind:"live"}:{last_idx:0,segment_duration:0,breakpoints:[],kind:"vod"},n.ended=!1,r.emit(k)});let s=0;r.on("playing",function(){if(!a)return;if(s||n.played||!n.last_media_id)return;a.put({muted:r.muted});const e=M(r);if(e)return s=Promise.resolve(e).then(function(){n.played=!0,r.emit(g),s=0}).catch(function(){s=0});n.played=!0,r.emit(g)}),r.on("timeupdate",function(){var t;a&&(s||M(r)||n.ended||!n.last_media_id||(!e.live&&r.currentTime+.25>=r.duration&&I(r,n.ticker,!0),(t=i).locked||(t.locked=setTimeout(function(){return t.task(),function(e){return e.locked=void 0,e}(t)},t.ttl))))}),r.on("seeked",function(){a&&n.last_media_id&&n.ticker&&"vod"==n.ticker.kind&&function(e,t){A(e,t),t.last_idx=O(e,t)}(r,n.ticker)}),r.on("ended",function(){a&&n.last_media_id&&function(e,t){t.ended||(t.ended=!0,I(e,t.ticker))}(r,n)})}}).pluginName="analytics",N),C=function(e,t){if("object"==typeof exports&&"undefined"!=typeof module)return t;if(null===document.currentScript)return t;"flowplayer"in e||(e.flowplayer={extensions:[]});const r=e.flowplayer;return"function"==typeof r?(r(t),t):(Array.isArray(r.extensions)||(r.extensions=[]),~r.extensions.indexOf(t)||r.extensions.push(t),t)}("undefined"!=typeof window?window:void 0!==v?v:{},P);return C});