The Tor Browser: toolkit/mozapps/handling/content/dialog.js@129ffea94266 (annotated)

toolkit/mozapps/handling/content/dialog.js@129ffea94266 (annotated)

toolkit/mozapps/handling/content/dialog.js

Sat, 03 Jan 2015 20:18:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Sat, 03 Jan 2015 20:18:00 +0100
branch: TOR_BUG_3246
changeset 7: 129ffea94266
permissions: -rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 /**
  * This dialog builds its content based on arguments passed into it.
  * window.arguments[0]:
  *   The title of the dialog.
  * window.arguments[1]:
  *   The url of the image that appears to the left of the description text
  * window.arguments[2]:
  *   The text of the description that will appear above the choices the user
  *   can choose from.
  * window.arguments[3]:
  *   The text of the label directly above the choices the user can choose from.
  * window.arguments[4]:
  *   This is the text to be placed in the label for the checkbox.  If no text is
  *   passed (ie, it's an empty string), the checkbox will be hidden.
  * window.arguments[5]:
  *   The accesskey for the checkbox
  * window.arguments[6]:
  *   This is the text that is displayed below the checkbox when it is checked.
  * window.arguments[7]:
  *   This is the nsIHandlerInfo that gives us all our precious information.
  * window.arguments[8]:
  *   This is the nsIURI that we are being brought up for in the first place.
  * window.arguments[9]:
  *   The nsIInterfaceRequestor of the parent window; may be null
  */
 const Cc = Components.classes;
 const Ci = Components.interfaces;
 const Cr = Components.results;
 var dialog = {
   //////////////////////////////////////////////////////////////////////////////
   //// Member Variables
   _handlerInfo: null,
   _URI: null,
   _itemChoose: null,
   _okButton: null,
   _windowCtxt: null,
   //////////////////////////////////////////////////////////////////////////////
   //// Methods
  /**
   * This function initializes the content of the dialog.
   */
   initialize: function initialize()
   {
     this._handlerInfo = window.arguments[7].QueryInterface(Ci.nsIHandlerInfo);
     this._URI         = window.arguments[8].QueryInterface(Ci.nsIURI);
     this._windowCtxt  = window.arguments[9];
     if (this._windowCtxt)
       this._windowCtxt.QueryInterface(Ci.nsIInterfaceRequestor);
     this._itemChoose  = document.getElementById("item-choose");
     this._okButton    = document.documentElement.getButton("accept");
     this.updateOKButton();
     var description = {
       image: document.getElementById("description-image"),
       text:  document.getElementById("description-text")
     };
     var options = document.getElementById("item-action-text");
     var checkbox = {
       desc: document.getElementById("remember"),
       text:  document.getElementById("remember-text")
     };
     // Setting values
     document.title               = window.arguments[0];
     description.image.src        = window.arguments[1];
     description.text.textContent = window.arguments[2];
     options.value                = window.arguments[3];
     checkbox.desc.label          = window.arguments[4];
     checkbox.desc.accessKey      = window.arguments[5];
     checkbox.text.textContent    = window.arguments[6];
     // Hide stuff that needs to be hidden
     if (!checkbox.desc.label)
       checkbox.desc.hidden = true;
     // UI is ready, lets populate our list
     this.populateList();
   },
  /**
   * Populates the list that a user can choose from.
   */
   populateList: function populateList()
   {
     var items = document.getElementById("items");
     var possibleHandlers = this._handlerInfo.possibleApplicationHandlers;
     var preferredHandler = this._handlerInfo.preferredApplicationHandler;
     var ios = Cc["@mozilla.org/network/io-service;1"].
               getService(Ci.nsIIOService);
     for (let i = possibleHandlers.length - 1; i >= 0; --i) {
       let app = possibleHandlers.queryElementAt(i, Ci.nsIHandlerApp);
       let elm = document.createElement("richlistitem");
       elm.setAttribute("type", "handler");
       elm.setAttribute("name", app.name);
       elm.obj = app;
       if (app instanceof Ci.nsILocalHandlerApp) {
         // See if we have an nsILocalHandlerApp and set the icon
         let uri = ios.newFileURI(app.executable);
         elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
       }
       else if (app instanceof Ci.nsIWebHandlerApp) {
         let uri = ios.newURI(app.uriTemplate, null, null);
         if (/^https?/.test(uri.scheme)) {
           // Unfortunately we can't use the favicon service to get the favicon,
           // because the service looks for a record with the exact URL we give
           // it, and users won't have such records for URLs they don't visit,
           // and users won't visit the handler's URL template, they'll only
           // visit URLs derived from that template (i.e. with %s in the template
           // replaced by the URL of the content being handled).
           elm.setAttribute("image", uri.prePath + "/favicon.ico");
         }
         elm.setAttribute("description", uri.prePath);
       }
       else if (app instanceof Ci.nsIDBusHandlerApp){
 	  elm.setAttribute("description", app.method);
       }
       else
         throw "unknown handler type";
       items.insertBefore(elm, this._itemChoose);
       if (preferredHandler && app == preferredHandler)
         this.selectedItem = elm;
     }
     if (this._handlerInfo.hasDefaultHandler) {
       let elm = document.createElement("richlistitem");
       elm.setAttribute("type", "handler");
       elm.id = "os-default-handler";
       elm.setAttribute("name", this._handlerInfo.defaultDescription);
       items.insertBefore(elm, items.firstChild);
       if (this._handlerInfo.preferredAction ==
           Ci.nsIHandlerInfo.useSystemDefault)
           this.selectedItem = elm;
     }
     items.ensureSelectedElementIsVisible();
   },
  /**
   * Brings up a filepicker and allows a user to choose an application.
   */
   chooseApplication: function chooseApplication()
   {
     var bundle = document.getElementById("base-strings");
     var title = bundle.getString("choose.application.title");
     var fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
     fp.init(window, title, Ci.nsIFilePicker.modeOpen);
     fp.appendFilters(Ci.nsIFilePicker.filterApps);
     if (fp.show() == Ci.nsIFilePicker.returnOK && fp.file) {
       let uri = Cc["@mozilla.org/network/util;1"].
                 getService(Ci.nsIIOService).
                 newFileURI(fp.file);
       let handlerApp = Cc["@mozilla.org/uriloader/local-handler-app;1"].
                        createInstance(Ci.nsILocalHandlerApp);
       handlerApp.executable = fp.file;
       // if this application is already in the list, select it and don't add it again
       let parent = document.getElementById("items");
       for (let i = 0; i < parent.childNodes.length; ++i) {
         let elm = parent.childNodes[i];
         if (elm.obj instanceof Ci.nsILocalHandlerApp && elm.obj.equals(handlerApp)) {
           parent.selectedItem = elm;
           parent.ensureSelectedElementIsVisible();
           return;
         }
       }
       let elm = document.createElement("richlistitem");
       elm.setAttribute("type", "handler");
       elm.setAttribute("name", fp.file.leafName);
       elm.setAttribute("image", "moz-icon://" + uri.spec + "?size=32");
       elm.obj = handlerApp;
       parent.selectedItem = parent.insertBefore(elm, parent.firstChild);
       parent.ensureSelectedElementIsVisible();
     }
   },
  /**
   * Function called when the OK button is pressed.
   */
   onAccept: function onAccept()
   {
     var checkbox = document.getElementById("remember");
     if (!checkbox.hidden) {
       // We need to make sure that the default is properly set now
       if (this.selectedItem.obj) {
         // default OS handler doesn't have this property
         this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useHelperApp;
         this._handlerInfo.preferredApplicationHandler = this.selectedItem.obj;
       }
       else
         this._handlerInfo.preferredAction = Ci.nsIHandlerInfo.useSystemDefault;
     }
     this._handlerInfo.alwaysAskBeforeHandling = !checkbox.checked;
     var hs = Cc["@mozilla.org/uriloader/handler-service;1"].
              getService(Ci.nsIHandlerService);
     hs.store(this._handlerInfo);
     this._handlerInfo.launchWithURI(this._URI, this._windowCtxt);
     return true;
   },
  /**
   * Determines if the OK button should be disabled or not
   */
   updateOKButton: function updateOKButton()
   {
     this._okButton.disabled = this._itemChoose.selected;
   },
  /**
   * Updates the UI based on the checkbox being checked or not.
   */
   onCheck: function onCheck()
   {
     if (document.getElementById("remember").checked)
       document.getElementById("remember-text").setAttribute("visible", "true");
     else
       document.getElementById("remember-text").removeAttribute("visible");
   },
   /**
    * Function called when the user double clicks on an item of the list
    */
   onDblClick: function onDblClick()
   {
     if (this.selectedItem == this._itemChoose)
       this.chooseApplication();
     else
       document.documentElement.acceptDialog();
   },
   /////////////////////////////////////////////////////////////////////////////
   //// Getters / Setters
  /**
   * Returns/sets the selected element in the richlistbox
   */
   get selectedItem()
   {
     return document.getElementById("items").selectedItem;
   },
   set selectedItem(aItem)
   {
     return document.getElementById("items").selectedItem = aItem;
   }
 };