michael@0: /* -*- Mode: js; js-indent-level: 2; indent-tabs-mode: nil; tab-width: 2 -*- */
michael@0: /* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
michael@0: /*
michael@0:  * Copyright 2013 Mozilla Foundation
michael@0:  *
michael@0:  * Licensed under the Apache License, Version 2.0 (the "License");
michael@0:  * you may not use this file except in compliance with the License.
michael@0:  * You may obtain a copy of the License at
michael@0:  *
michael@0:  *     http://www.apache.org/licenses/LICENSE-2.0
michael@0:  *
michael@0:  * Unless required by applicable law or agreed to in writing, software
michael@0:  * distributed under the License is distributed on an "AS IS" BASIS,
michael@0:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0:  * See the License for the specific language governing permissions and
michael@0:  * limitations under the License.
michael@0:  */
michael@0: 
michael@0: // Extension communication object
michael@0: var FirefoxCom = (function FirefoxComClosure() {
michael@0:   return {
michael@0:     /**
michael@0:      * Creates an event that the extension is listening for and will
michael@0:      * synchronously respond to.
michael@0:      * NOTE: It is reccomended to use request() instead since one day we may not
michael@0:      * be able to synchronously reply.
michael@0:      * @param {String} action The action to trigger.
michael@0:      * @param {String} data Optional data to send.
michael@0:      * @return {*} The response.
michael@0:      */
michael@0:     requestSync: function(action, data) {
michael@0:       var e = document.createEvent('CustomEvent');
michael@0:       e.initCustomEvent('shumway.message', true, false,
michael@0:         {action: action, data: data, sync: true});
michael@0:       document.dispatchEvent(e);
michael@0:       return e.detail.response;
michael@0:     },
michael@0:     /**
michael@0:      * Creates an event that the extension is listening for and will
michael@0:      * asynchronously respond by calling the callback.
michael@0:      * @param {String} action The action to trigger.
michael@0:      * @param {String} data Optional data to send.
michael@0:      * @param {Function} callback Optional response callback that will be called
michael@0:      * with one data argument.
michael@0:      */
michael@0:     request: function(action, data, callback) {
michael@0:       var e = document.createEvent('CustomEvent');
michael@0:       e.initCustomEvent('shumway.message', true, false,
michael@0:         {action: action, data: data, sync: false});
michael@0:       if (callback) {
michael@0:         if ('nextId' in FirefoxCom.request) {
michael@0:           FirefoxCom.request.nextId = 1;
michael@0:         }
michael@0:         var cookie = "requestId" + (FirefoxCom.request.nextId++);
michael@0:         e.detail.cookie = cookie;
michael@0:         e.detail.callback = true;
michael@0: 
michael@0:         document.addEventListener('shumway.response', function listener(event) {
michael@0:           if (cookie !== event.detail.cookie)
michael@0:             return;
michael@0: 
michael@0:           document.removeEventListener('shumway.response', listener, false);
michael@0: 
michael@0:           var response = event.detail.response;
michael@0:           return callback(response);
michael@0:         }, false);
michael@0:       }
michael@0:       return document.dispatchEvent(e);
michael@0:     },
michael@0:     initJS: function (callback) {
michael@0:       FirefoxCom.request('externalCom', {action: 'init'});
michael@0:       document.addEventListener('shumway.remote', function (e) {
michael@0:         e.detail.result = callback(e.detail.functionName, e.detail.args);
michael@0:       }, false);
michael@0:     }
michael@0:   };
michael@0: })();
michael@0: 
michael@0: function fallback() {
michael@0:   FirefoxCom.requestSync('fallback', null)
michael@0: }
michael@0: 
michael@0: var playerglobalInfo = {
michael@0:   abcs: SHUMWAY_ROOT + "playerglobal/playerglobal.abcs",
michael@0:   catalog: SHUMWAY_ROOT + "playerglobal/playerglobal.json"
michael@0: };
michael@0: 
michael@0: function runViewer() {
michael@0:   var flashParams = JSON.parse(FirefoxCom.requestSync('getPluginParams', null));
michael@0:   FileLoadingService.setBaseUrl(flashParams.baseUrl);
michael@0: 
michael@0:   movieUrl = flashParams.url;
michael@0:   if (!movieUrl) {
michael@0:     console.log("no movie url provided -- stopping here");
michael@0:     FirefoxCom.request('endActivation', null);
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   movieParams = flashParams.movieParams;
michael@0:   objectParams = flashParams.objectParams;
michael@0:   var isOverlay = flashParams.isOverlay;
michael@0:   pauseExecution = flashParams.isPausedAtStart;
michael@0: 
michael@0:   console.log("url=" + movieUrl + ";params=" + uneval(movieParams));
michael@0:   if (movieParams.fmt_list && movieParams.url_encoded_fmt_stream_map) {
michael@0:     // HACK removing FLVs from the fmt_list
michael@0:     movieParams.fmt_list = movieParams.fmt_list.split(',').filter(function (s) {
michael@0:       var fid = s.split('/')[0];
michael@0:       return fid !== '5' && fid !== '34' && fid !== '35'; // more?
michael@0:     }).join(',');
michael@0:   }
michael@0: 
michael@0:   parseSwf(movieUrl, movieParams, objectParams);
michael@0: 
michael@0:   if (isOverlay) {
michael@0:     document.getElementById('overlay').className = 'enabled';
michael@0:     var fallbackDiv = document.getElementById('fallback');
michael@0:     fallbackDiv.addEventListener('click', function(e) {
michael@0:       fallback();
michael@0:       e.preventDefault();
michael@0:     });
michael@0:     var reportDiv = document.getElementById('report');
michael@0:     reportDiv.addEventListener('click', function(e) {
michael@0:       reportIssue();
michael@0:       e.preventDefault();
michael@0:     });
michael@0:     var fallbackMenu = document.getElementById('fallbackMenu');
michael@0:     fallbackMenu.removeAttribute('hidden');
michael@0:     fallbackMenu.addEventListener('click', fallback);
michael@0:   }
michael@0:   var showURLMenu = document.getElementById('showURLMenu');
michael@0:   showURLMenu.addEventListener('click', showURL);
michael@0:   var inspectorMenu = document.getElementById('inspectorMenu');
michael@0:   inspectorMenu.addEventListener('click', showInInspector);
michael@0:   var reportMenu = document.getElementById('reportMenu');
michael@0:   reportMenu.addEventListener('click', reportIssue);
michael@0: 
michael@0:   document.getElementById('copyProfileMenu').addEventListener('click', copyProfile);
michael@0: }
michael@0: 
michael@0: function showURL() {
michael@0:   window.prompt("Copy to clipboard", movieUrl);
michael@0: }
michael@0: 
michael@0: function showInInspector() {
michael@0:   var base = "http://www.areweflashyet.com/shumway/examples/inspector/inspector.html?rfile=";
michael@0:   var params = '';
michael@0:   for (var k in movieParams) {
michael@0:     params += '&' + k + '=' + encodeURIComponent(movieParams[k]);
michael@0:   }
michael@0:   window.open(base + encodeURIComponent(movieUrl) + params);
michael@0: }
michael@0: 
michael@0: function reportIssue() {
michael@0:   var duplicatesMap = Object.create(null);
michael@0:   var prunedExceptions = [];
michael@0:   avm2.exceptions.forEach(function(e) {
michael@0:     var ident = e.source + e.message + e.stack;
michael@0:     var entry = duplicatesMap[ident];
michael@0:     if (!entry) {
michael@0:       entry = duplicatesMap[ident] = {
michael@0:         source: e.source,
michael@0:         message: e.message,
michael@0:         stack: e.stack,
michael@0:         count: 0
michael@0:       };
michael@0:       prunedExceptions.push(entry);
michael@0:     }
michael@0:     entry.count++;
michael@0:   });
michael@0:   FirefoxCom.requestSync('reportIssue', JSON.stringify(prunedExceptions));
michael@0: }
michael@0: 
michael@0: function copyProfile() {
michael@0:   function toArray(v) {
michael@0:     var array = [];
michael@0:     for (var i = 0; i < v.length; i++) {
michael@0:       array.push(v[i]);
michael@0:     }
michael@0:     return array;
michael@0:   }
michael@0:   var profile = {
michael@0:     loops: {counts: toArray($L), lines: $LL},
michael@0:     functions: {counts: toArray($F), lines: $FL},
michael@0:     allocations: {counts: toArray($A), lines: $AL}
michael@0:   };
michael@0:   FirefoxCom.request('unsafeSetClipboard', JSON.stringify(profile));
michael@0: }
michael@0: 
michael@0: var movieUrl, movieParams, objectParams;
michael@0: 
michael@0: window.addEventListener("message", function handlerMessage(e) {
michael@0:   var args = e.data;
michael@0:   switch (args.callback) {
michael@0:     case "loadFile":
michael@0:       var session = FileLoadingService.sessions[args.sessionId];
michael@0:       if (session) {
michael@0:         session.notify(args);
michael@0:       }
michael@0:       break;
michael@0:   }
michael@0: }, true);
michael@0: 
michael@0: var TelemetryService = {
michael@0:   reportTelemetry: function (data) {
michael@0:     FirefoxCom.request('reportTelemetry', data, null);
michael@0:   }
michael@0: };
michael@0: 
michael@0: var FileLoadingService = {
michael@0:   get baseUrl() { return movieUrl; },
michael@0:   nextSessionId: 1, // 0 - is reserved
michael@0:   sessions: [],
michael@0:   createSession: function () {
michael@0:     var sessionId = this.nextSessionId++;
michael@0:     return this.sessions[sessionId] = {
michael@0:       open: function (request) {
michael@0:         var self = this;
michael@0:         var path = FileLoadingService.resolveUrl(request.url);
michael@0:         console.log('Session #' + sessionId +': loading ' + path);
michael@0:         FirefoxCom.requestSync('loadFile', {url: path, method: request.method,
michael@0:           mimeType: request.mimeType, postData: request.data,
michael@0:           checkPolicyFile: request.checkPolicyFile, sessionId: sessionId});
michael@0:       },
michael@0:       notify: function (args) {
michael@0:         switch (args.topic) {
michael@0:           case "open": this.onopen(); break;
michael@0:           case "close":
michael@0:             this.onclose();
michael@0:             FileLoadingService.sessions[sessionId] = null;
michael@0:             console.log('Session #' + sessionId +': closed');
michael@0:             break;
michael@0:           case "error":
michael@0:             this.onerror && this.onerror(args.error);
michael@0:             break;
michael@0:           case "progress":
michael@0:             console.log('Session #' + sessionId + ': loaded ' + args.loaded + '/' + args.total);
michael@0:             this.onprogress && this.onprogress(args.array, {bytesLoaded: args.loaded, bytesTotal: args.total});
michael@0:             break;
michael@0:         }
michael@0:       }
michael@0:     };
michael@0:   },
michael@0:   setBaseUrl: function (url) {
michael@0:     var a = document.createElement('a');
michael@0:     a.href = url || '#';
michael@0:     a.setAttribute('style', 'display: none;');
michael@0:     document.body.appendChild(a);
michael@0:     FileLoadingService.baseUrl = a.href;
michael@0:     document.body.removeChild(a);
michael@0:   },
michael@0:   resolveUrl: function (url) {
michael@0:     if (url.indexOf('://') >= 0) return url;
michael@0: 
michael@0:     var base = FileLoadingService.baseUrl;
michael@0:     base = base.lastIndexOf('/') >= 0 ? base.substring(0, base.lastIndexOf('/') + 1) : '';
michael@0:     if (url.indexOf('/') === 0) {
michael@0:       var m = /^[^:]+:\/\/[^\/]+/.exec(base);
michael@0:       if (m) base = m[0];
michael@0:     }
michael@0:     return base + url;
michael@0:   }
michael@0: };
michael@0: 
michael@0: function parseSwf(url, movieParams, objectParams) {
michael@0:   var enableVerifier = Shumway.AVM2.Runtime.enableVerifier;
michael@0:   var EXECUTION_MODE = Shumway.AVM2.Runtime.EXECUTION_MODE;
michael@0: 
michael@0:   var compilerSettings = JSON.parse(
michael@0:     FirefoxCom.requestSync('getCompilerSettings', null));
michael@0:   enableVerifier.value = compilerSettings.verifier;
michael@0: 
michael@0:   // init misc preferences
michael@0:   turboMode.value = FirefoxCom.requestSync('getBoolPref', {pref: 'shumway.turboMode', def: false});
michael@0:   hud.value = FirefoxCom.requestSync('getBoolPref', {pref: 'shumway.hud', def: false});
michael@0:   forceHidpi.value = FirefoxCom.requestSync('getBoolPref', {pref: 'shumway.force_hidpi', def: false});
michael@0:   dummyAnimation.value = FirefoxCom.requestSync('getBoolPref', {pref: 'shumway.dummyMode', def: false});
michael@0: 
michael@0:   console.log("Compiler settings: " + JSON.stringify(compilerSettings));
michael@0:   console.log("Parsing " + url + "...");
michael@0:   function loaded() {
michael@0:     FirefoxCom.request('endActivation', null);
michael@0:   }
michael@0: 
michael@0:   createAVM2(builtinPath, playerglobalInfo, avm1Path,
michael@0:     compilerSettings.sysCompiler ? EXECUTION_MODE.COMPILE : EXECUTION_MODE.INTERPRET,
michael@0:     compilerSettings.appCompiler ? EXECUTION_MODE.COMPILE : EXECUTION_MODE.INTERPRET,
michael@0:     function (avm2) {
michael@0:       console.time("Initialize Renderer");
michael@0:       SWF.embed(url, document, document.getElementById("viewer"), {
michael@0:          url: url,
michael@0:          movieParams: movieParams,
michael@0:          objectParams: objectParams,
michael@0:          onComplete: loaded,
michael@0:          onBeforeFrame: frame
michael@0:       });
michael@0:   });
michael@0: }
michael@0: 
michael@0: var pauseExecution = false;
michael@0: var initializeFrameControl = true;
michael@0: function frame(e) {
michael@0:   if (initializeFrameControl) {
michael@0:     // marking that movie is started
michael@0:     document.body.classList.add("started");
michael@0: 
michael@0:     TelemetryService.reportTelemetry({topic: "firstFrame"});
michael@0: 
michael@0:     // skipping frame 0
michael@0:     initializeFrameControl = false;
michael@0:     return;
michael@0:   }
michael@0:   if (pauseExecution) {
michael@0:     e.cancel = true;
michael@0:   }
michael@0: }
michael@0: 
michael@0: document.addEventListener('keydown', function (e) {
michael@0:   if (e.keyCode == 119 && e.ctrlKey) { // Ctrl+F8
michael@0:     pauseExecution = !pauseExecution;
michael@0:   }
michael@0: }, false);