| (function() { |
| |
| if ( /CrKey\/[0-9]+\.[0-9a-z]+\.[0-9a-z]+/i.exec( navigator.userAgent ) ) { |
| |
| var castscript = document.createElement('script'); |
| castscript.type = 'text/javascript'; |
| castscript.src = 'https://www.gstatic.com/cast/sdk/libs/receiver/2.0.0/cast_receiver.js' |
| document.head.appendChild( castscript ); |
| |
| var _requestMediaKeySystemAccess = navigator.requestMediaKeySystemAccess.bind( navigator ), |
| _setMediaKeys = HTMLMediaElement.prototype.setMediaKeys, |
| _load = MediaKeySession.prototype.load; |
| |
| MediaKeySession.prototype.load = function load() |
| { |
| return _load.call( this ).then( function( success ) |
| { |
| return success ? this.remove() : false; |
| }.bind( this ) ); |
| }; |
| |
| function MediaKeys( mediaKeys ) |
| { |
| this._mediaKeys = mediaKeys; |
| } |
| |
| MediaKeys.prototype.setServerCertificate = function setServerCertificate( certificate ) |
| { |
| return this._mediaKeys.setServerCertificate( certificate ); |
| }; |
| |
| MediaKeys.prototype.createSession = function createSession( sessionType ) { |
| |
| if ( sessionType === 'persistent-usage-record' ) |
| { |
| return cast.receiver.eme.KeySession.createSession( this._mediaKeys, 'persistent-release-message' ); |
| } |
| |
| return this._mediaKeys.createSession( sessionType ); |
| }; |
| |
| function MediaKeySystemAccess( access ) |
| { |
| this._access = mediaKeySystemAccess; |
| } |
| |
| Object.defineProperty( MediaKeySystemAccess.prototype, 'keySystem', { get: function() { return this._access.keySystem; } } ); |
| |
| MediaKeySystemAccess.prototype.getConfiguration = function getConfiguration() { return this._access.getConfiguration(); }; |
| |
| MediaKeySystemAccess.prototype.createMediaKeys = function createMediaKeys() { |
| |
| return this._access.createMediaKey().then( function( mediaKeys ) { return new MediaKeys( mediaKeys ); } ); |
| |
| }; |
| |
| HTMLMediaElement.prototype.setMediaKeys = function setMediaKeys( mediaKeys ) |
| { |
| if ( mediaKeys instanceof MediaKeys ) |
| { |
| return _setMediaKeys.call( this, mediaKeys._mediaKeys ); |
| } |
| else |
| { |
| return _setMediaKeys.call( this, mediaKeys ); |
| } |
| }; |
| |
| navigator.requestMediaKeySystemAccess = function requestMediaKeySystemAccess( keysystem, supportedConfigurations ) { |
| |
| if ( keysystem !== 'com.chromecast.playready' ) |
| { |
| return _requestMediaKeySystemAccess( keysystem, supportedConfigurations ); |
| } |
| |
| return _requestMediaKeySystemAccess( keysystem, supportedConfigurations ) |
| .then( function( access ) { return new MediaKeySystemAccess( access ); } ); |
| }; |
| } |
| })(); |