michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: const { Cc, Ci, Cu } = require("chrome");
michael@0: const TargetFactory = Cu.import("resource://gre/modules/devtools/Loader.jsm", {}).devtools.TargetFactory;
michael@0: const gcli = require("gcli/index");
michael@0: 
michael@0: loader.lazyImporter(this, "gDevTools", "resource:///modules/devtools/gDevTools.jsm");
michael@0: 
michael@0: loader.lazyGetter(this, "Debugger", () => {
michael@0:   let global = Cu.getGlobalForObject({});
michael@0:   let JsDebugger = Cu.import("resource://gre/modules/jsdebugger.jsm", {});
michael@0:   JsDebugger.addDebuggerToGlobal(global);
michael@0:   return global.Debugger;
michael@0: });
michael@0: 
michael@0: let debuggers = [];
michael@0: let chromeDebuggers = [];
michael@0: let sandboxes = [];
michael@0: 
michael@0: exports.items = [
michael@0:   {
michael@0:     name: "calllog",
michael@0:     description: gcli.lookup("calllogDesc")
michael@0:   },
michael@0:   {
michael@0:     name: "calllog start",
michael@0:     description: gcli.lookup("calllogStartDesc"),
michael@0: 
michael@0:     exec: function(args, context) {
michael@0:       let contentWindow = context.environment.window;
michael@0: 
michael@0:       let dbg = new Debugger(contentWindow);
michael@0:       dbg.onEnterFrame = function(frame) {
michael@0:         // BUG 773652 -  Make the output from the GCLI calllog command nicer
michael@0:         contentWindow.console.log("Method call: " + this.callDescription(frame));
michael@0:       }.bind(this);
michael@0: 
michael@0:       debuggers.push(dbg);
michael@0: 
michael@0:       let gBrowser = context.environment.chromeDocument.defaultView.gBrowser;
michael@0:       let target = TargetFactory.forTab(gBrowser.selectedTab);
michael@0:       gDevTools.showToolbox(target, "webconsole");
michael@0: 
michael@0:       return gcli.lookup("calllogStartReply");
michael@0:     },
michael@0: 
michael@0:     callDescription: function(frame) {
michael@0:       let name = "<anonymous>";
michael@0:       if (frame.callee.name) {
michael@0:         name = frame.callee.name;
michael@0:       }
michael@0:       else {
michael@0:         let desc = frame.callee.getOwnPropertyDescriptor("displayName");
michael@0:         if (desc && desc.value && typeof desc.value == "string") {
michael@0:           name = desc.value;
michael@0:         }
michael@0:       }
michael@0: 
michael@0:       let args = frame.arguments.map(this.valueToString).join(", ");
michael@0:       return name + "(" + args + ")";
michael@0:     },
michael@0: 
michael@0:     valueToString: function(value) {
michael@0:       if (typeof value !== "object" || value === null) {
michael@0:         return uneval(value);
michael@0:       }
michael@0:       return "[object " + value.class + "]";
michael@0:     }
michael@0:   },
michael@0:   {
michael@0:     name: "calllog stop",
michael@0:     description: gcli.lookup("calllogStopDesc"),
michael@0: 
michael@0:     exec: function(args, context) {
michael@0:       let numDebuggers = debuggers.length;
michael@0:       if (numDebuggers == 0) {
michael@0:         return gcli.lookup("calllogStopNoLogging");
michael@0:       }
michael@0: 
michael@0:       for (let dbg of debuggers) {
michael@0:         dbg.onEnterFrame = undefined;
michael@0:       }
michael@0:       debuggers = [];
michael@0: 
michael@0:       return gcli.lookupFormat("calllogStopReply", [ numDebuggers ]);
michael@0:     }
michael@0:   },
michael@0:   {
michael@0:     name: "calllog chromestart",
michael@0:     description: gcli.lookup("calllogChromeStartDesc"),
michael@0:     get hidden() gcli.hiddenByChromePref(),
michael@0:     params: [
michael@0:       {
michael@0:         name: "sourceType",
michael@0:         type: {
michael@0:           name: "selection",
michael@0:           data: ["content-variable", "chrome-variable", "jsm", "javascript"]
michael@0:         }
michael@0:       },
michael@0:       {
michael@0:         name: "source",
michael@0:         type: "string",
michael@0:         description: gcli.lookup("calllogChromeSourceTypeDesc"),
michael@0:         manual: gcli.lookup("calllogChromeSourceTypeManual"),
michael@0:       }
michael@0:     ],
michael@0:     exec: function(args, context) {
michael@0:       let globalObj;
michael@0:       let contentWindow = context.environment.window;
michael@0: 
michael@0:       if (args.sourceType == "jsm") {
michael@0:         try {
michael@0:           globalObj = Cu.import(args.source);
michael@0:         }
michael@0:         catch (e) {
michael@0:           return gcli.lookup("callLogChromeInvalidJSM");
michael@0:         }
michael@0:       } else if (args.sourceType == "content-variable") {
michael@0:         if (args.source in contentWindow) {
michael@0:           globalObj = Cu.getGlobalForObject(contentWindow[args.source]);
michael@0:         } else {
michael@0:           throw new Error(gcli.lookup("callLogChromeVarNotFoundContent"));
michael@0:         }
michael@0:       } else if (args.sourceType == "chrome-variable") {
michael@0:         let chromeWin = context.environment.chromeDocument.defaultView;
michael@0:         if (args.source in chromeWin) {
michael@0:           globalObj = Cu.getGlobalForObject(chromeWin[args.source]);
michael@0:         } else {
michael@0:           return gcli.lookup("callLogChromeVarNotFoundChrome");
michael@0:         }
michael@0:       } else {
michael@0:         let chromeWin = context.environment.chromeDocument.defaultView;
michael@0:         let sandbox = new Cu.Sandbox(chromeWin,
michael@0:                                     {
michael@0:                                       sandboxPrototype: chromeWin,
michael@0:                                       wantXrays: false,
michael@0:                                       sandboxName: "gcli-cmd-calllog-chrome"
michael@0:                                     });
michael@0:         let returnVal;
michael@0:         try {
michael@0:           returnVal = Cu.evalInSandbox(args.source, sandbox, "ECMAv5");
michael@0:           sandboxes.push(sandbox);
michael@0:         } catch(e) {
michael@0:           // We need to save the message before cleaning up else e contains a dead
michael@0:           // object.
michael@0:           let msg = gcli.lookup("callLogChromeEvalException") + ": " + e;
michael@0:           Cu.nukeSandbox(sandbox);
michael@0:           return msg;
michael@0:         }
michael@0: 
michael@0:         if (typeof returnVal == "undefined") {
michael@0:           return gcli.lookup("callLogChromeEvalNeedsObject");
michael@0:         }
michael@0: 
michael@0:         globalObj = Cu.getGlobalForObject(returnVal);
michael@0:       }
michael@0: 
michael@0:       let dbg = new Debugger(globalObj);
michael@0:       chromeDebuggers.push(dbg);
michael@0: 
michael@0:       dbg.onEnterFrame = function(frame) {
michael@0:         // BUG 773652 -  Make the output from the GCLI calllog command nicer
michael@0:         contentWindow.console.log(gcli.lookup("callLogChromeMethodCall") +
michael@0:                                   ": " + this.callDescription(frame));
michael@0:       }.bind(this);
michael@0: 
michael@0:       let gBrowser = context.environment.chromeDocument.defaultView.gBrowser;
michael@0:       let target = TargetFactory.forTab(gBrowser.selectedTab);
michael@0:       gDevTools.showToolbox(target, "webconsole");
michael@0: 
michael@0:       return gcli.lookup("calllogChromeStartReply");
michael@0:     },
michael@0: 
michael@0:     valueToString: function(value) {
michael@0:       if (typeof value !== "object" || value === null)
michael@0:         return uneval(value);
michael@0:       return "[object " + value.class + "]";
michael@0:     },
michael@0: 
michael@0:     callDescription: function(frame) {
michael@0:       let name = frame.callee.name || gcli.lookup("callLogChromeAnonFunction");
michael@0:       let args = frame.arguments.map(this.valueToString).join(", ");
michael@0:       return name + "(" + args + ")";
michael@0:     }
michael@0:   },
michael@0:   {
michael@0:     name: "calllog chromestop",
michael@0:     description: gcli.lookup("calllogChromeStopDesc"),
michael@0:     get hidden() gcli.hiddenByChromePref(),
michael@0:     exec: function(args, context) {
michael@0:       let numDebuggers = chromeDebuggers.length;
michael@0:       if (numDebuggers == 0) {
michael@0:         return gcli.lookup("calllogChromeStopNoLogging");
michael@0:       }
michael@0: 
michael@0:       for (let dbg of chromeDebuggers) {
michael@0:         dbg.onEnterFrame = undefined;
michael@0:         dbg.enabled = false;
michael@0:       }
michael@0:       for (let sandbox of sandboxes) {
michael@0:         Cu.nukeSandbox(sandbox);
michael@0:       }
michael@0:       chromeDebuggers = [];
michael@0:       sandboxes = [];
michael@0: 
michael@0:       return gcli.lookupFormat("calllogChromeStopReply", [ numDebuggers ]);
michael@0:     }
michael@0:   }
michael@0: ];