The Tor Browser / file revision

 /* 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/. */

 const C = Components.classes;

 const I = Components.interfaces;

 const ToolkitProfileService = "@mozilla.org/toolkit/profile-service;1";

 var gProfileService;

 var gProfileManagerBundle;

 var gDefaultProfileParent;

 var gOldProfileName;

 // The directory where the profile will be created.

 var gProfileRoot;

 // Text node to display the location and name of the profile to create.

 var gProfileDisplay;

 // Called once when the wizard is opened.

 function initWizard()

 { 

   try {

     gProfileService = C[ToolkitProfileService].getService(I.nsIToolkitProfileService);

     gProfileManagerBundle = document.getElementById("bundle_profileManager");

     var dirService = C["@mozilla.org/file/directory_service;1"].getService(I.nsIProperties);

     gDefaultProfileParent = dirService.get("DefProfRt", I.nsIFile);

     gOldProfileName = document.getElementById("profileName").value;

     // Initialize the profile location display.

     gProfileDisplay = document.getElementById("profileDisplay").firstChild;

     setDisplayToDefaultFolder();

   }

   catch(e) {

     window.close();

     throw (e);

   }

 }

 // Called every time the second wizard page is displayed.

 function initSecondWizardPage() 

 {

   var profileName = document.getElementById("profileName");

   profileName.select();

   profileName.focus();

   // Initialize profile name validation.

   checkCurrentInput(profileName.value);

 }

 const kSaltTable = [

   'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',

   'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',

   '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' ];

 var kSaltString = "";

 for (var i = 0; i < 8; ++i) {

   kSaltString += kSaltTable[Math.floor(Math.random() * kSaltTable.length)];

 }

 function saltName(aName)

 {

   return kSaltString + "." + aName;

 }

 function setDisplayToDefaultFolder()

 {

   var defaultProfileDir = gDefaultProfileParent.clone();

   defaultProfileDir.append(saltName(document.getElementById("profileName").value));

   gProfileRoot = defaultProfileDir;

   document.getElementById("useDefault").disabled = true;

 }

 function updateProfileDisplay()

 {

   gProfileDisplay.data = gProfileRoot.path;

 }

 // Invoke a folder selection dialog for choosing the directory of profile storage.

 function chooseProfileFolder()

 {

   var newProfileRoot;

   var dirChooser = C["@mozilla.org/filepicker;1"].createInstance(I.nsIFilePicker);

   dirChooser.init(window, gProfileManagerBundle.getString("chooseFolder"),

                   I.nsIFilePicker.modeGetFolder);

   dirChooser.appendFilters(I.nsIFilePicker.filterAll);

   // default to the Profiles folder

   dirChooser.displayDirectory = gDefaultProfileParent;

   dirChooser.show();

   newProfileRoot = dirChooser.file;

   // Disable the "Default Folder..." button when the default profile folder

   // was selected manually in the File Picker.

   document.getElementById("useDefault").disabled =

     (newProfileRoot.parent.equals(gDefaultProfileParent));

   gProfileRoot = newProfileRoot;

   updateProfileDisplay();

 }

 // Checks the current user input for validity and triggers an error message accordingly.

 function checkCurrentInput(currentInput)

 {

   var finishButton = document.documentElement.getButton("finish");

   var finishText = document.getElementById("finishText");

   var canAdvance;

   var errorMessage = checkProfileName(currentInput);

   if (!errorMessage) {

     finishText.className = "";

 #ifndef XP_MACOSX

     finishText.firstChild.data = gProfileManagerBundle.getString("profileFinishText");

 #else

     finishText.firstChild.data = gProfileManagerBundle.getString("profileFinishTextMac");

 #endif

     canAdvance = true;

   }

   else {

     finishText.className = "error";

     finishText.firstChild.data = errorMessage;

     canAdvance = false;

   }

   document.documentElement.canAdvance = canAdvance;

   finishButton.disabled = !canAdvance;

   updateProfileDisplay();

 }

 function updateProfileName(aNewName) {

   checkCurrentInput(aNewName);

   var re = new RegExp("^[a-z0-9]{8}\\." +

                       gOldProfileName.replace(/[|^$()\[\]{}\\+?.*]/g, "\\$&")

                       + '$');

   if (re.test(gProfileRoot.leafName)) {

     gProfileRoot.leafName = saltName(aNewName);

     updateProfileDisplay();

   }

   gOldProfileName = aNewName;

 }

 // Checks whether the given string is a valid profile name.

 // Returns an error message describing the error in the name or "" when it's valid.

 function checkProfileName(profileNameToCheck)

 {

   // Check for emtpy profile name.

   if (!/\S/.test(profileNameToCheck))

     return gProfileManagerBundle.getString("profileNameEmpty");

   // Check whether all characters in the profile name are allowed.

   if (/([\\*:?<>|\/\"])/.test(profileNameToCheck))

     return gProfileManagerBundle.getFormattedString("invalidChar", [RegExp.$1]);

   // Check whether a profile with the same name already exists.

   if (profileExists(profileNameToCheck))

     return gProfileManagerBundle.getString("profileExists");

   // profileNameToCheck is valid.

   return "";

 }

 function profileExists(aName)

 {

   var profiles = gProfileService.profiles;

   while (profiles.hasMoreElements()) {

     var profile = profiles.getNext().QueryInterface(I.nsIToolkitProfile);

     if (profile.name.toLowerCase() == aName.toLowerCase())

       return true;

   }

   return false;

 }

 // Called when the first wizard page is shown.

 function enableNextButton()

 {

   document.documentElement.canAdvance = true;

 }

 function onFinish() 

 {

   var profileName = document.getElementById("profileName").value;

   var profile;

   // Create profile named profileName in profileRoot.

   try {

     profile = gProfileService.createProfile(gProfileRoot, profileName);

   }

   catch (e) {

     var profileCreationFailed =

       gProfileManagerBundle.getString("profileCreationFailed");

     var profileCreationFailedTitle =

       gProfileManagerBundle.getString("profileCreationFailedTitle");

     var promptService = C["@mozilla.org/embedcomp/prompt-service;1"].

       getService(I.nsIPromptService);

     promptService.alert(window, profileCreationFailedTitle,

                         profileCreationFailed + "\n" + e);

     return false;

   }

   // window.opener is false if the Create Profile Wizard was opened from the

   // command line.

   if (window.opener) {

     // Add new profile to the list in the Profile Manager.

     window.opener.CreateProfile(profile);

   }

   else {

     // Use the newly created Profile.

     var profileLock = profile.lock(null);

     var dialogParams = window.arguments[0].QueryInterface(I.nsIDialogParamBlock);

     dialogParams.objects.insertElementAt(profileLock, 0, false);

   }

   // Exit the wizard.

   return true;

 }