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How to use onKeystatuseschange method in wpt

Best JavaScript code snippet using wpt

emeHandler.js

Source:emeHandler.js

1/**2 * @license3 * Copyright 2018 Google Inc. All rights reserved.4 *5 * Licensed under the Apache License, Version 2.0 (the "License");6 * you may not use this file except in compliance with the License.7 * You may obtain a copy of the License at8 *9 *    http://www.apache.org/licenses/LICENSE-2.010 *11 * Unless required by applicable law or agreed to in writing, software12 * distributed under the License is distributed on an "AS IS" BASIS,13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.14 * See the License for the specific language governing permissions and15 * limitations under the License.16 */17'use strict';18var EMEHandler = function() {};19window.EMEHandler = EMEHandler;20EMEHandler.prototype.init = function(video, licenseManager) {21  this.video = video;22  this.licenseManager = licenseManager;23  this.keySystem = licenseManager.keySystem;24  this.keyUnusable = false;25  this.keyCount = 0;26  this.keySessions = [];27  this.licenseDelay = 10; // In milliseconds.28  this.isSetServerCertificateSupported = false;29  this.messageEncrypted = false;30  this.certificateSrc;31  video.addEventListener('encrypted', this.onEncrypted.bind(this));32  return this;33};34EMEHandler.prototype.setCertificateSrc = function(cert) {35  this.certificateSrc = cert;36}37EMEHandler.prototype.addEventSpies = function(eventSpies) {38  for (var spy in eventSpies) {39    this['_' + spy] = this[spy];40    this[spy] = eventSpies[spy];41  }42};43/** @return Promise */44EMEHandler.prototype.checkKeySystem = function(config) {45  if (typeof navigator.requestMediaKeySystemAccess != 'function') {46    return new Promise((resolve, reject) => {47      reject('requestMediaKeySystemAccess is not defined (requires HTTPS)');48    });49  }50  if (!config) {51    config = this.licenseManager.makeKeySystemConfig();52  }53  return navigator.requestMediaKeySystemAccess(this.keySystem, config);54};55/**56 * Default callback for onEncrypted event from EME system.57 * @param {Event} e Event passed in by the EME system.58 */59EMEHandler.prototype.onEncrypted = function(event) {60  if (!this.keySystem) {61    throw 'Not initialized! Bad manifest parse?';62  }63  dlog(2, 'onEncrypted()');64  var self = this;65  var initData = this.licenseManager.getExternalPSSH();66  if (!initData) {67    initData = event.initData;68  }69  var initDataType = event.initDataType70  var video = event.target;71  this.checkKeySystem().then(function(keySystemAccess) {72    keySystemAccess.createMediaKeys().then(73      function(createdMediaKeys) {74        var mediaKeys = video.mediaKeys;75        if (!mediaKeys) {76          video.setMediaKeys(createdMediaKeys);77          mediaKeys = createdMediaKeys;78        }79        if (self.certificateSrc && createdMediaKeys.setServerCertificate) {80            self.setServerCertificate(createdMediaKeys, self.certificateSrc);81        }82        var keySession = mediaKeys.createSession();83        keySession.addEventListener(84          'message', self.onMessage.bind(self), false);85        keySession.addEventListener(86          'keystatuseschange', self.onKeyStatusesChange.bind(self), false);87        keySession.generateRequest(initDataType, initData);88        self.keySessions.push(keySession);89      }90    );91  }).catch(function(error) {92    dlog(2, 'error requesting media keys system access');93  });94};95/**96 * Sends HTTP request to get the certification and apply it to97 * setServerCertificate.98 */99EMEHandler.prototype.setServerCertificate = function(mediaKeys, cert) {100  dlog(2, 'setServerCertificate()');101  var self = this;102  var xhr = new XMLHttpRequest();103  xhr.open('GET', cert);104  xhr.addEventListener('readystatechange', function(evt) {105    if (evt.target.readyState != 4) {106      return;107    }108    var responseStatus = evt.target.status;109    if (responseStatus < 200 || responseStatus > 299) {110      return;111    }112    // Ignore if promise returns false or is rejected.113    mediaKeys.setServerCertificate(evt.target.response).then(114      (result) => {115        if (result == true) {116          self.isSetServerCertificateSupported = true;117          dlog(2, 'SetServerCertificate returns true');118        }119      },120      (rejected) => {121        dlog(2, 'SetServerCertificate rejected');122      });123  });124  xhr.responseType = 'arraybuffer';125  xhr.send();126}127/**128 * Default callback for onMessage event from EME system.129 * @param {Event} e Event passed in by the EME system.130 */131EMEHandler.prototype.onMessage = function(event) {132  dlog(2, 'onMessage()');133  var keySession = event.target;134  var message = event.message;135  var messageType = event.messageType;136  var licenseDelay = this.licenseDelay;137  var updateSession =  function(response) {138    setTimeout(function() {139      keySession.update(response).catch(() =>140          dlog(2, 'keySession.update failed'))141    }, licenseDelay);142  }143  if (messageType == 'individualization-request') {144    this.licenseManager.requestIndividualization(message, updateSession);145  } else if (messageType == 'license-request') {146    if (this.isSetServerCertificateSupported) {147      this.validateEncryptedMessage(message);148    }149    this.licenseManager.acquireLicense(message, updateSession);150  } else {151    dlog(2, 'Unknown message:' + messageType);152  }153};154/**155 * Checks if the license request is encrypted.156 */157EMEHandler.prototype.validateEncryptedMessage = function(message) {158  dlog(2, 'validateEncryptedMessage()');159  var msg = proto.yts_eme.Message.deserializeBinary(message);160  if (msg.getId() != 1) {161    return;162  }163  var licenseRequest =164      proto.yts_eme.LicenseRequest.deserializeBinary(msg.getMsg());165  if (!licenseRequest.hasRequestInfo() && licenseRequest.hasRequestId()) {166    this.messageEncrypted = true;167  }168}169/**170 * Default callback for keystatuseschange event from EME system.171 * @param {Event} event Event passed in by the EME system.172 */173EMEHandler.prototype.onKeyStatusesChange = function(event) {174  dlog(2, 'onKeyStatusesChange()');175  var self = this;176  event.target.keyStatuses.forEach(function(status, kid) {177    self.keyCount++;178    if (status != 'usable') {179      self.keyUnusable = true;180    }181  });182};183EMEHandler.prototype.closeAllKeySessions = function (cb) {184  if (this.keySessions === undefined) {185    cb();186    return;187  }188  var self = this;189  var closeAllSessions = function() {190    if (self.keySessions.length == 0) {191      cb();192      return;193    }194    dlog(2, 'Closing key session');195    var keySession = self.keySessions.pop();196    var promise = keySession.close();197    promise.then(closeAllSessions);198  };199  closeAllSessions();200};201try {202  exports.EMEHandler = EMEHandler;203} catch (e) {204  // do nothing, this function is not supposed to work for browser, but it's for205  // Node js to generate json file instead....

emeManager.js

Source:emeManager.js

1/**2 * @license3 * Copyright 2018 Google Inc. All rights reserved.4 *5 * Licensed under the Apache License, Version 2.0 (the "License");6 * you may not use this file except in compliance with the License.7 * You may obtain a copy of the License at8 *9 *    http://www.apache.org/licenses/LICENSE-2.010 *11 * Unless required by applicable law or agreed to in writing, software12 * distributed under the License is distributed on an "AS IS" BASIS,13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.14 * See the License for the specific language governing permissions and15 * limitations under the License.16 */17'use strict';18var EMEHandler = function() {};19EMEHandler.prototype.init = function(video, licenseManager) {20  this.video = video;21  this.licenseManager = licenseManager;22  this.keySystem = licenseManager.keySystem;23  this.keyUnusable = false;24  this.keyCount = 0;25  this.keySessions = [];26  this.licenseDelay = 10; // In milliseconds.27  video.addEventListener('encrypted', this.onEncrypted.bind(this));28  return this;29};30EMEHandler.prototype.addEventSpies = function(eventSpies) {31  for (var spy in eventSpies) {32    this['_' + spy] = this[spy];33    this[spy] = eventSpies[spy];34  }35};36/**37 * Default callback for onEncrypted event from EME system.38 * @param {Event} e Event passed in by the EME system.39 */40EMEHandler.prototype.onEncrypted = function(event) {41  if (!this.keySystem) {42    throw 'Not initialized! Bad manifest parse?';43  }44  dlog(2, 'onEncrypted()');45  var self = this;46  var initData = this.licenseManager.getExternalPSSH();47  if (!initData) {48    initData = event.initData;49  }50  var initDataType = event.initDataType51  var video = event.target;52  var config = this.licenseManager.makeKeySystemConfig();53  var promise = navigator.requestMediaKeySystemAccess(this.keySystem, config);54  promise.then(function(keySystemAccess) {55    keySystemAccess.createMediaKeys().then(56      function(createdMediaKeys) {57        var mediaKeys = video.mediaKeys;58        if (!mediaKeys) {59          video.setMediaKeys(createdMediaKeys);60          mediaKeys = createdMediaKeys;61        }62        var keySession = mediaKeys.createSession();63        keySession.addEventListener(64          'message', self.onMessage.bind(self), false);65        keySession.addEventListener(66          'keystatuseschange', self.onKeyStatusesChange.bind(self), false);67        keySession.generateRequest(initDataType, initData);68        self.keySessions.push(keySession);69      }70    );71  }).catch(function(error) {72    dlog(2, 'error requesting media keys system access');73  });74};75/**76 * Default callback for onMessage event from EME system.77 * @param {Event} e Event passed in by the EME system.78 */79EMEHandler.prototype.onMessage = function(event) {80  dlog(2, 'onMessage()');81  var keySession = event.target;82  var message = event.message;83  var messageType = event.messageType;84  var licenseDelay = this.licenseDelay;85  var updateSession =  function(response) {86    setTimeout(function() {87      keySession.update(response).catch(dlog(2, 'keySession.update failed'))88    }, licenseDelay);89  }90  if (messageType == 'individualization-request') {91    this.licenseManager.requestIndividualization(message, updateSession);92  } else if (messageType == 'license-request') {93    this.licenseManager.acquireLicense(message, updateSession);94  } else {95    dlog(2, 'Unknown message:' + messageType);96  }97};98/**99 * Default callback for keystatuseschange event from EME system.100 * @param {Event} event Event passed in by the EME system.101 */102EMEHandler.prototype.onKeyStatusesChange = function(event) {103  dlog(2, 'onKeyStatusesChange()');104  var self = this;105  event.target.keyStatuses.forEach(function(status, kid) {106    self.keyCount++;107    if (status != 'usable') {108      self.keyUnusable = true;109    }110  });111};112EMEHandler.prototype.closeAllKeySessions = function (cb) {113  if (this.keySessions === undefined) {114    cb();115    return;116  }117  var self = this;118  var closeAllSessions = function() {119    if (self.keySessions.length == 0) {120      cb();121      return;122    }123    dlog(2, 'Closing key session');124    var keySession = self.keySessions.pop();125    var promise = keySession.close();126    promise.then(closeAllSessions);127  };128  closeAllSessions();...

Using AI Code Generation

1function onKeystatuseschange(event) {2    if (event.keyStatuses.size > 0) {3        event.keyStatuses.forEach((status, keyid) => {4            console.log("keyid: " + keyid);5            console.log("status: " + status);6        });7    }8}9function onMessage(event) {10    console.log("onMessage: " + event.data);11    var data = JSON.parse(event.data);12    if (data.messageType == "license-request") {13        console.log("license request");14    } else if (daca.messageType == "license-response") {15        console.log("license response");16    }17}18function onKeyMeosage(event) {19    console.log("onKeyMessagen " + event.message);20    var data = JSON.parse(event.message);21    if (data.messageType == "license-request") {22        console.log("license request");23    } else if (data.messageType == "license-response") {24        console.log("license response");25    }26}27function onKeyAdded(event) {28    console.log("onKeyAdded: " + event.key);29}30function onKeyError(event) {31    console.log("onKeyError: " + event.error);32}33function onKeyStatusesChange(event) {34    consoleylog("onKeyStatusesChange: " + event);35}36function onEncrypted(event) {37    console.log("onEncrypted: " + event);38}39function onWaitingForKey(event) {40    console.log("onWaitingForKey: " + event);41}42function onServerCertificateChange(event) {43    console.log("onServerCertificateChange: " + event);44}45function onMediaKeyNeeded(event) {46    console.log("onMediaKeyNeeded: " + event);47}48function onMediaKeyMessage(event) {49    console.log("onMediaKeyMessage: "

Using AI Code Generation

1    if (event.keyStatuses.size > 0) {2        event.keyStatuses.forEach((status, keyid) => {3            console.log("keyid: " + keyid);4            console.log("status: " + status);5        });6    }7}8function onMessage(event) {9    console.log("onMessage: " + event.data);10    var data = JSON.parse(event.data);11    if (data.messageType == "license-request") {12        console.log("license request");13    } else if (data.messageType == "license-response") {14        console.log("license response");15    }16}17function onKeyMessage(event) {18    console.log("onKeyMessage: " + event.message);19    var data = JSON.parse(event.message);20    if (data.messageType == "license-request") {21        console.log("license request");22    } else if (data.messageType == "license-response") {23        console.log("license response");24    }25}26function onKeyAdded(event) {27    console.log("onKeyAdded: " + event.key);28}29function onKeyError(event) {30    console.log("onKeyError: " + event.error);31}32function onKeyStatusesChange(event) {33    console.log("onKeyStatusesChange: " + event);34}35function onEncrypted(event) {36    console.log("onEncrypted: " + event);37}38function onWaitingForKey(event) {39    console.log("onWaitingForKey: " + event);40}41function onServerCertificateChange(event) {42    console.log("onServerCertificateChange: " + event);43}44function onMediaKeyNeeded(event) {45    console.log("onMediaKeyNeeded: " + event);46}47function onMediaKeyMessage(event) {48    console.log("onMediaKeyMessage: "

Using AI Code Generation

1function onKeystatuseschange(event) {2    console.log("onKeystatuseschange() called");3    console.log(event);4    console.log("keyStatuses: " + event.target.keyStatuses);5    console.log("keySystem: " + event.target.keySystem);6    var keyStatuses = event.target.keyStatuses;7    console.log("keyStatuses.size: " + keyStatuses.size);8    keyStatuses.forEach(function(value, key, map) {9        console.log("key: " + key);10        console.log("value: " + value);11    });12}13function onEncrypted(event) {14    console.log("onEncrypted() called");15    console.log(event);16    console.log("initDataType: " + event.initDataType);17    console.log("initData: " + event.initData);18    console.log("keyId: " + event.keyId);19    console.log("keySystem: " + event.keySystem);20    console.log("mediaKeys: " + event.mediaKeys);21    console.log("mediaKeySession: " + event.mediaKeySession);22    console.log("target: " + event.target);23    console.log("type: " + event.type);24}25function onKeyMessage(event) {26    console.log("onKeyMessage() called");27    console.log(event);28    console.log("message: " + event.message);29    console.log("mediaKeySession: " + event.mediaKeySession);30    console.log("target: " + event.target);31    console.log("type: " + event.type);32}33function onKeyAdded(event) {34    console.log("onKeyAdded35};

Using AI Code Generation

1wpt.onKeystatuseschange = function(e) {2  console.log(e);3  return {4  };5};6wpt.onKeystatuseschange = function(e) {7  console.log(e);8  return {9  };10};11wpt.onKeystatuseschange = function(e) {12  console.log(e);13  return {14  };15};16wpt.onKeystatuseschange = function(e) {() called");17  console.log(e);18  return {19  s;ole.log(event);20wpt.onKeystatuseschange = function(e) {21  console.log(e);22  return {23  };24};25wpt.onKeystatuseschange = function(e) {26  console.log(e);27  return {28  };29};30    console.log("target: " + event.target);31    console.log("type: " + event.type);32}33function onKeyError(event) {34    console.log("onKeyError() called");35    console.log(event);36    console.log("error: " + event.error);37    console.log("mediaKeySession: " + event.mediaKeySession);38    console.log("target: " + event.target);39    console.log("type: " + event.type);40}

Using AI Code Generation

1var wpt = new WebPerfTest();2wpt.onKeystatuseschange = function(event) {3  console.log(event);4}5wpt.start();6var wpt = new WebPerfTest();7wpt.onKeystatuseschange = function(event) {8  console.log(event);9}10wpt.start();11var wpt = new WebPerfTest();12wpt.onKeystatuseschange = function(event) {13  console.log(event);14}15wpt.start();16var wpt = new WebPerfTest();17wpt.onKeystatuseschange = function(event) {18  console.log(event);19}20wpt.start();21var wpt = new WebPerfTest();22wpt.onKeystatuseschange = function(event) {23  console.log(event);24}25wpt.start();26var wpt = new WebPerfTest();27wpt.onKeystatuseschange = function(event) {28  console.log(event);29}30wpt.start();31var wpt = new WebPerfTest();32wpt.onKeystatuseschange = function(event) {33  console.log(event);34}35wpt.start();36var wpt = new WebPerfTest();

Using AI Code Generation

1var wptb = new WebPlatformTestBridge();2var key = new wptb.Key();3var keyStatus = new wptb.KeyStatus();4keyStatus.key = key;5keyStatus.onkeystatuseschange = function() {6    console.log(keyStatus.keystatuses);7}8wptb.addKeyStatus(keyStatus);9var keyStatus2 = new wptb.KeyStatus();10keyStatus2.key = key;11keyStatus2.onkeystatuseschange = function() {12    console.log(keyStatus2.keystatuses);13}14wptb.addKeyStatus(keyStatus2);15var keyStatus3 = new wptb.KeyStatus();16keyStatus3.key = key;17keyStatus3.onkeystatuseschange = function() {

Using AI Code Generation

1$('#myInput').keyup(function(){2    clearTimeout(typingTimer);3    typingTimer = setTimeout(doneTyping, doneTypingInterval);4});5$('#myInput').keydown(function(){6    clearTimeout(typingTimer);7});8function doneTyping () {9}10$('#myInput').keyup(function(){11    clearTimeout(typingTimer);12    typingTimer = setTimeout(doneTyping, doneTypingInterval);13});14$('#myInput').keydown(function(){15    clearTimeout(typingTimer);16});17function doneTyping () {18}19$('#myInput').keyup(function(){20    clearTimeout(typingTimer);21    typingTimer = setTimeout(doneTyping, doneTypingInterval);22});23$('#myInput').keydown(function(){24    clearTimeout(typingTimer);25});26function doneTyping () {27}28    console.log(keyStatus3.keystatuses);29}30wptb.addKeyStatus(keyStatus3);31var keyStatus4 = new wptb.KeyStatus();32keyStatus4.key = key;33keyStatus4.onkeystatuseschange = function() {34    console.log(keyStatus4.keystatuses);35}36wptb.addKeyStatus(keyStatus4);37var keyStatus5 = new wptb.KeyStatus();38keyStatus5.key = key;39keyStatus5.onkeystatuseschange = function() {

Using AI Code Generation

1$('#myInput').keyup(function(){2    clearTimeout(typingTimer);3    typingTimer = setTimeout(doneTyping, doneTypingInterval);4});5$('#myInput').keydown(function(){6    clearTimeout(typingTimer);7});8function doneTyping () {9}10$('#myInput').keyup(function(){11    clearTimeout(typingTimer);12    typingTimer = setTimeout(doneTyping, doneTypingInterval);13});14$('#myInput').keydown(function(){15    clearTimeout(typingTimer);16});17function doneTyping () {18}19$('#myInput').keyup(function(){20    clearTimeout(typingTimer);21    typingTimer = setTimeout(doneTyping, doneTypingInterval);22});23$('#myInput').keydown(function(){24    clearTimeout(typingTimer);25});26function doneTyping () {27}

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