pjs/mail/components/preferences/viewpasswords.js

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JavaScript

# -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Mozilla Communicator client code, released
# March 31, 1998.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Ben "Count XULula" Goodger
# Brian Ryner <bryner@brianryner.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
/*** =================== INITIALISATION CODE =================== ***/
var kObserverService;
var kSignonBundle;
var gSelectUserInUse = false;
// interface variables
var passwordmanager = null;
// password-manager lists
var signons = [];
var rejects = [];
var deletedSignons = [];
var deletedRejects = [];
var showingPasswords = false;
function Startup() {
// xpconnect to password manager interfaces
passwordmanager = Components.classes["@mozilla.org/passwordmanager;1"].getService(Components.interfaces.nsIPasswordManager);
kSignonBundle = document.getElementById("signonBundle");
// be prepared to reload the display if anything changes
kObserverService = Components.classes["@mozilla.org/observer-service;1"].getService(Components.interfaces.nsIObserverService);
kObserverService.addObserver(signonReloadDisplay, "signonChanged", false);
// be prepared to disable the buttons when selectuser dialog is in use
kObserverService.addObserver(signonReloadDisplay, "signonSelectUser", false);
signonsTree = document.getElementById("signonsTree");
rejectsTree = document.getElementById("rejectsTree");
// set initial password-manager tab
var tabBox = document.getElementById("tabbox");
tabBox.selectedTab = document.getElementById("signonsTab");
// label the show/hide password button and the close button
document.getElementById("togglePasswords").label = kSignonBundle.getString(showingPasswords ? "hidePasswords" : "showPasswords");
document.documentElement.getButton("accept").label = kSignonBundle.getString("close");
// load password manager items
if (!LoadSignons()) {
return; /* user failed to unlock the database */
}
LoadRejects();
}
function Shutdown() {
kObserverService.removeObserver(signonReloadDisplay, "signonChanged");
kObserverService.removeObserver(signonReloadDisplay, "signonSelectUser");
}
var signonReloadDisplay = {
observe: function(subject, topic, state) {
if (topic == "signonChanged") {
if (state == "signons") {
signons.length = 0;
if (lastSignonSortColumn == "host") {
lastSignonSortAscending = !lastSignonSortAscending; // prevents sort from being reversed
}
LoadSignons();
} else if (state == "rejects") {
rejects.length = 0;
if (lastRejectSortColumn == "host") {
lastRejectSortAscending = !lastRejectSortAscending; // prevents sort from being reversed
}
LoadRejects();
}
} else if (topic == "signonSelectUser") {
if (state == "suspend") {
gSelectUserInUse = true;
document.getElementById("removeSignon").disabled = true;
document.getElementById("removeAllSignons").disabled = true;
document.getElementById("togglePasswords").disabled = true;
} else if (state == "resume") {
gSelectUserInUse = false;
var selections = GetTreeSelections(signonsTree);
if (selections.length > 0) {
document.getElementById("removeSignon").disabled = false;
}
if (signons.length > 0) {
document.getElementById("removeAllSignons").disabled = false;
document.getElementById("togglePasswords").disabled = false;
}
} else if (state == "inUse") {
gSelectUserInUse = true;
}
}
}
}
/*** =================== SAVED SIGNONS CODE =================== ***/
var signonsTreeView = {
rowCount : 0,
setTree : function(tree) {},
getImageSrc : function(row,column) {},
getProgressMode : function(row,column) {},
getCellValue : function(row,column) {},
getCellText : function(row,column) {
var rv="";
if (column.id=="siteCol") {
rv = signons[row].host;
} else if (column.id=="userCol") {
rv = signons[row].user;
} else if (column.id=="passwordCol") {
rv = signons[row].password;
}
return rv;
},
isSeparator : function(index) { return false; },
isSorted : function() { return false; },
isContainer : function(index) { return false; },
cycleHeader : function(column) {},
getRowProperties : function(row,prop) {},
getColumnProperties : function(column,prop) {},
getCellProperties : function(row,column,prop) {}
};
var signonsTree;
function Signon(number, host, user, rawuser, password) {
this.number = number;
this.host = host;
this.user = user;
this.rawuser = rawuser;
this.password = password;
}
function LoadSignons() {
// loads signons into table
var enumerator = passwordmanager.enumerator;
var count = 0;
while (enumerator.hasMoreElements()) {
var nextPassword;
try {
nextPassword = enumerator.getNext();
} catch(e) {
/* user supplied invalid database key */
window.close();
return false;
}
nextPassword = nextPassword.QueryInterface(Components.interfaces.nsIPassword);
var host = nextPassword.host;
var user;
var password;
// try/catch in case decryption fails (invalid signon entry)
try {
user = nextPassword.user;
password = nextPassword.password;
} catch (e) {
// hide this entry
dump("could not decrypt user/password for host " + host + "\n");
continue;
}
var rawuser = user;
// if no username supplied, try to parse it out of the url
if (user == "") {
var ioService = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
try {
user = ioService.newURI(host, null, null).username;
if (user == "") {
user = kSignonBundle.getString('noUserNameForPassword');
}
} catch(e) {
user = kSignonBundle.getString('noUserNameForPassword');
}
}
signons[count] = new Signon(count++, host, user, rawuser, password);
}
signonsTreeView.rowCount = signons.length;
// sort and display the table
signonsTree.treeBoxObject.view = signonsTreeView;
SignonColumnSort('host');
// disable "remove all signons" button if there are no signons
var element = document.getElementById("removeAllSignons");
var toggle = document.getElementById("togglePasswords");
if (signons.length == 0 || gSelectUserInUse) {
element.setAttribute("disabled","true");
toggle.setAttribute("disabled","true");
} else {
element.removeAttribute("disabled");
toggle.removeAttribute("disabled");
}
return true;
}
function SignonSelected() {
var selections = GetTreeSelections(signonsTree);
if (selections.length && !gSelectUserInUse) {
document.getElementById("removeSignon").removeAttribute("disabled");
}
}
function DeleteSignon() {
DeleteSelectedItemFromTree(signonsTree, signonsTreeView,
signons, deletedSignons,
"removeSignon", "removeAllSignons");
FinalizeSignonDeletions();
}
function DeleteAllSignons() {
var prompter = Components.classes["@mozilla.org/embedcomp/prompt-service;1"]
.getService(Components.interfaces.nsIPromptService);
// Confirm the user wants to remove all passwords
var dummy = { value: false };
if (prompter.confirmEx(window,
kSignonBundle.getString("removeAllPasswordsTitle"),
kSignonBundle.getString("removeAllPasswordsPrompt"),
prompter.STD_YES_NO_BUTTONS + prompter.BUTTON_POS_1_DEFAULT,
null, null, null, null, dummy) == 1) // 1 == "No" button
return;
DeleteAllFromTree(signonsTree, signonsTreeView,
signons, deletedSignons,
"removeSignon", "removeAllSignons");
FinalizeSignonDeletions();
}
function TogglePasswordVisible() {
if (!showingPasswords && !ConfirmShowPasswords())
return;
showingPasswords = !showingPasswords;
document.getElementById("togglePasswords").label = kSignonBundle.getString(showingPasswords ? "hidePasswords" : "showPasswords");
document.getElementById("passwordCol").hidden = !showingPasswords;
}
function AskUserShowPasswords() {
var prompter = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
var dummy = { value: false };
// Confirm the user wants to display passwords
return prompter.confirmEx(window,
null,
kSignonBundle.getString("noMasterPasswordPrompt"),
prompter.STD_YES_NO_BUTTONS,
null, null, null, null, dummy) == 0; // 0=="Yes" button
}
function ConfirmShowPasswords() {
// This doesn't harm if passwords are not encrypted
var tokendb = Components.classes["@mozilla.org/security/pk11tokendb;1"]
.createInstance(Components.interfaces.nsIPK11TokenDB);
var token = tokendb.getInternalKeyToken();
// If there is no master password, still give the user a chance to opt-out of displaying passwords
try
{
if (token.checkPassword(""))
return AskUserShowPasswords();
} catch (ex)
{
// for some reason the call to checkPassword throws an exception for users who have never set a master
// password before.
return AskUserShowPasswords();
}
// So there's a master password. But since checkPassword didn't succeed, we're logged out (per nsIPK11Token.idl).
try {
// Relogin and ask for the master password.
token.login(true); // 'true' means always prompt for token password. User will be prompted until
// clicking 'Cancel' or entering the correct password.
} catch (e) {
// An exception will be thrown if the user cancels the login prompt dialog.
// User is also logged out of Software Security Device.
}
return token.isLoggedIn();
}
function FinalizeSignonDeletions() {
for (var s=0; s<deletedSignons.length; s++) {
passwordmanager.removeUser(deletedSignons[s].host, deletedSignons[s].rawuser);
}
deletedSignons.length = 0;
}
function HandleSignonKeyPress(e) {
if (e.keyCode == 46) {
DeleteSignonSelected();
}
}
var lastSignonSortColumn = "";
var lastSignonSortAscending = false;
function SignonColumnSort(column) {
lastSignonSortAscending =
SortTree(signonsTree, signonsTreeView, signons,
column, lastSignonSortColumn, lastSignonSortAscending);
lastSignonSortColumn = column;
}
/*** =================== REJECTED SIGNONS CODE =================== ***/
var rejectsTreeView = {
rowCount : 0,
setTree : function(tree){},
getImageSrc : function(row,column) {},
getProgressMode : function(row,column) {},
getCellValue : function(row,column) {},
getCellText : function(row,column){
var rv="";
if (column.id=="rejectCol") {
rv = rejects[row].host;
}
return rv;
},
isSeparator : function(index) {return false;},
isSorted: function() { return false; },
isContainer : function(index) {return false;},
cycleHeader : function(column) {},
getRowProperties : function(row,prop){},
getColumnProperties : function(column,prop){},
getCellProperties : function(row,column,prop){}
};
var rejectsTree;
function Reject(number, host) {
this.number = number;
this.host = host;
}
function LoadRejects() {
var enumerator = passwordmanager.rejectEnumerator;
var count = 0;
while (enumerator.hasMoreElements()) {
var nextReject = enumerator.getNext();
nextReject = nextReject.QueryInterface(Components.interfaces.nsIPassword);
var host = nextReject.host;
rejects[count] = new Reject(count++, host);
}
rejectsTreeView.rowCount = rejects.length;
// sort and display the table
rejectsTree.treeBoxObject.view = rejectsTreeView;
RejectColumnSort('host');
var element = document.getElementById("removeAllRejects");
if (rejects.length == 0) {
element.setAttribute("disabled","true");
} else {
element.removeAttribute("disabled");
}
}
function RejectSelected() {
var selections = GetTreeSelections(rejectsTree);
if (selections.length) {
document.getElementById("removeReject").removeAttribute("disabled");
}
}
function DeleteReject() {
DeleteSelectedItemFromTree(rejectsTree, rejectsTreeView,
rejects, deletedRejects,
"removeReject", "removeAllRejects");
FinalizeRejectDeletions();
}
function DeleteAllRejects() {
DeleteAllFromTree(rejectsTree, rejectsTreeView,
rejects, deletedRejects,
"removeReject", "removeAllRejects");
FinalizeRejectDeletions();
}
function FinalizeRejectDeletions() {
for (var r=0; r<deletedRejects.length; r++) {
passwordmanager.removeReject(deletedRejects[r].host);
}
deletedRejects.length = 0;
}
function HandleRejectKeyPress(e) {
if (e.keyCode == 46) {
DeleteRejectSelected();
}
}
var lastRejectSortColumn = "";
var lastRejectSortAscending = false;
function RejectColumnSort(column) {
lastRejectSortAscending =
SortTree(rejectsTree, rejectsTreeView, rejects,
column, lastRejectSortColumn, lastRejectSortAscending);
lastRejectSortColumn = column;
}
/*** =================== GENERAL CODE =================== ***/
// Remove whitespace from both ends of a string
function TrimString(string)
{
if (!string) {
return "";
}
return string.replace(/(^\s+)|(\s+$)/g, '')
}
function DeleteAllFromTree
(tree, view, table, deletedTable, removeButton, removeAllButton) {
// remove all items from table and place in deleted table
for (var i=0; i<table.length; i++) {
deletedTable[deletedTable.length] = table[i];
}
table.length = 0;
// clear out selections
view.selection.select(-1);
// update the tree view and notify the tree
view.rowCount = 0;
var box = tree.treeBoxObject;
box.rowCountChanged(0, -deletedTable.length);
box.invalidate();
// disable buttons
document.getElementById(removeButton).setAttribute("disabled", "true")
document.getElementById(removeAllButton).setAttribute("disabled","true");
}
function DeleteSelectedItemFromTree
(tree, view, table, deletedTable, removeButtonId, removeAllButtonId) {
var box = tree.treeBoxObject;
// Remove selected items from list (by setting them to null) and place in
// deleted list. At the same time, notify the tree of the row count changes.
var selection = box.view.selection;
var oldSelectStart = table.length;
box.beginUpdateBatch();
var selCount = selection.getRangeCount();
var min = new Object();
var max = new Object();
for (var s = 0; s < selCount; ++s) {
selection.getRangeAt(s, min, max);
var minVal = min.value;
var maxVal = max.value;
oldSelectStart = minVal < oldSelectStart ? minVal : oldSelectStart;
var rowCount = maxVal - minVal + 1;
view.rowCount -= rowCount;
box.rowCountChanged(minVal, -rowCount);
for (var i = minVal; i <= maxVal; ++i) {
deletedTable[deletedTable.length] = table[i];
table[i] = null;
}
}
// collapse list by removing all the null entries
for (var j = 0; j < table.length; ++j) {
if (!table[j]) {
var k = j;
while (k < table.length && !table[k])
k++;
table.splice(j, k-j);
}
}
box.endUpdateBatch();
// update selection and/or buttons
var removeButton = document.getElementById(removeButtonId);
var removeAllButton = document.getElementById(removeAllButtonId);
if (table.length) {
removeButton.removeAttribute("disabled");
removeAllButton.removeAttribute("disabled");
selection.select(oldSelectStart < table.length ? oldSelectStart : table.length - 1);
} else {
removeButton.setAttribute("disabled", "true");
removeAllButton.setAttribute("disabled", "true");
}
}
function GetTreeSelections(tree) {
var selections = [];
var select = tree.view.selection;
if (select) {
var count = select.getRangeCount();
var min = new Object();
var max = new Object();
for (var i=0; i<count; i++) {
select.getRangeAt(i, min, max);
for (var k=min.value; k<=max.value; k++) {
if (k != -1) {
selections[selections.length] = k;
}
}
}
}
return selections;
}
function SortTree(tree, view, table, column, lastSortColumn, lastSortAscending, updateSelection) {
// remember which item was selected so we can restore it after the sort
var selections = GetTreeSelections(tree);
var selectedNumber = selections.length ? table[selections[0]].number : -1;
// determine if sort is to be ascending or descending
var ascending = (column == lastSortColumn) ? !lastSortAscending : true;
// do the sort
var compareFunc;
if (ascending) {
compareFunc = function compare(first, second) {
return CompareLowerCase(first[column], second[column]);
}
} else {
compareFunc = function compare(first, second) {
return CompareLowerCase(second[column], first[column]);
}
}
table.sort(compareFunc);
// restore the selection
var selectedRow = -1;
if (selectedNumber>=0 && updateSelection) {
for (var s=0; s<table.length; s++) {
if (table[s].number == selectedNumber) {
// update selection
// note: we need to deselect before reselecting in order to trigger ...Selected()
tree.view.selection.select(-1);
tree.view.selection.select(s);
selectedRow = s;
break;
}
}
}
// display the results
tree.treeBoxObject.invalidate();
if (selectedRow >= 0) {
tree.treeBoxObject.ensureRowIsVisible(selectedRow)
}
return ascending;
}
/**
* Case insensitive string comparator.
*/
function CompareLowerCase(first, second) {
var firstLower = first.toLowerCase();
var secondLower = second.toLowerCase();
if (firstLower < secondLower) {
return -1;
}
if (firstLower > secondLower) {
return 1;
}
return 0;
}