forked from mozilla/gecko-dev
/
LoginManagerPrompter.js
644 lines (551 loc) · 22.4 KB
/
LoginManagerPrompter.js
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/* ***** 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.org code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Justin Dolske <dolske@mozilla.com> (original author)
* Ehsan Akhgari <ehsan.akhgari@gmail.com>
* Wes Johnston <wjohnston@mozilla.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 ***** */
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cr = Components.results;
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
/* ==================== LoginManagerPrompter ==================== */
/*
* LoginManagerPrompter
*
* Implements interfaces for prompting the user to enter/save/change auth info.
*
* nsILoginManagerPrompter: Used by Login Manager for saving/changing logins
* found in HTML forms.
*/
function LoginManagerPrompter() {
}
LoginManagerPrompter.prototype = {
classID : Components.ID("97d12931-abe2-11df-94e2-0800200c9a66"),
QueryInterface : XPCOMUtils.generateQI([Ci.nsILoginManagerPrompter]),
_factory : null,
_browser : null,
_debug : false, // mirrors signon.debug
__pwmgr : null, // Password Manager service
get _pwmgr() {
if (!this.__pwmgr)
this.__pwmgr = Cc["@mozilla.org/login-manager;1"].
getService(Ci.nsILoginManager);
return this.__pwmgr;
},
__promptService : null, // Prompt service for user interaction
get _promptService() {
if (!this.__promptService)
this.__promptService =
Cc["@mozilla.org/embedcomp/prompt-service;1"].
getService(Ci.nsIPromptService2);
return this.__promptService;
},
__strBundle : null, // String bundle for L10N
get _strBundle() {
if (!this.__strBundle) {
var bunService = Cc["@mozilla.org/intl/stringbundle;1"].
getService(Ci.nsIStringBundleService);
this.__strBundle = bunService.createBundle(
"chrome://passwordmgr/locale/passwordmgr.properties");
if (!this.__strBundle)
throw "String bundle for Login Manager not present!";
}
return this.__strBundle;
},
__brandBundle : null, // String bundle for L10N
get _brandBundle() {
if (!this.__brandBundle) {
var bunService = Cc["@mozilla.org/intl/stringbundle;1"].
getService(Ci.nsIStringBundleService);
this.__brandBundle = bunService.createBundle(
"chrome://branding/locale/brand.properties");
if (!this.__brandBundle)
throw "Branding string bundle not present!";
}
return this.__brandBundle;
},
__ellipsis : null,
get _ellipsis() {
if (!this.__ellipsis) {
this.__ellipsis = "\u2026";
try {
this.__ellipsis = Services.prefs.getComplexValue(
"intl.ellipsis", Ci.nsIPrefLocalizedString).data;
} catch (e) { }
}
return this.__ellipsis;
},
/*
* log
*
* Internal function for logging debug messages to the Error Console window.
*/
log : function (message) {
if (!this._debug)
return;
dump("Pwmgr Prompter: " + message + "\n");
Services.console.logStringMessage("Pwmgr Prompter: " + message);
},
/* ---------- nsILoginManagerPrompter prompts ---------- */
/*
* init
*
*/
init : function (aBrowser, aFactory) {
this._browser = aBrowser;
this._factory = aFactory || null;
var prefBranch = Services.prefs.getBranch("signon.");
this._debug = prefBranch.getBoolPref("debug");
this.log("===== initialized =====");
},
/*
* promptToSavePassword
*
*/
promptToSavePassword : function (aLogin) {
var notifyBox = this._getNotifyBox();
if (notifyBox)
this._showSaveLoginNotification(notifyBox, aLogin);
else
this._showSaveLoginDialog(aLogin);
},
/*
* _showLoginNotification
*
* Displays a notification bar.
*
*/
_showLoginNotification : function (aNotifyBox, aName, aText, aButtons) {
var oldBar = aNotifyBox.getNotificationWithValue(aName);
const priority = aNotifyBox.PRIORITY_INFO_MEDIUM;
this.log("Adding new " + aName + " notification bar");
var newBar = aNotifyBox.appendNotification(
aText, aName,
"chrome://mozapps/skin/passwordmgr/key.png",
priority, aButtons);
// The page we're going to hasn't loaded yet, so we want to persist
// across the first location change.
newBar.persistence++;
// Sites like Gmail perform a funky redirect dance before you end up
// at the post-authentication page. I don't see a good way to
// heuristically determine when to ignore such location changes, so
// we'll try ignoring location changes based on a time interval.
newBar.timeout = Date.now() + 20000; // 20 seconds
if (oldBar) {
this.log("(...and removing old " + aName + " notification bar)");
aNotifyBox.removeNotification(oldBar);
}
},
/*
* _showSaveLoginNotification
*
* Displays a notification bar (rather than a popup), to allow the user to
* save the specified login. This allows the user to see the results of
* their login, and only save a login which they know worked.
*
*/
_showSaveLoginNotification : function (aNotifyBox, aLogin) {
// Ugh. We can't use the strings from the popup window, because they
// have the access key marked in the string (eg "Mo&zilla"), along
// with some weird rules for handling access keys that do not occur
// in the string, for L10N. See commonDialog.js's setLabelForNode().
var neverButtonText =
this._getLocalizedString("notifyBarNeverForSiteButtonText");
var neverButtonAccessKey =
this._getLocalizedString("notifyBarNeverForSiteButtonAccessKey");
var rememberButtonText =
this._getLocalizedString("notifyBarRememberButtonText");
var rememberButtonAccessKey =
this._getLocalizedString("notifyBarRememberButtonAccessKey");
var notNowButtonText =
this._getLocalizedString("notifyBarNotNowButtonText");
var notNowButtonAccessKey =
this._getLocalizedString("notifyBarNotNowButtonAccessKey");
var brandShortName =
this._brandBundle.GetStringFromName("brandShortName");
var displayHost = this._getShortDisplayHost(aLogin.hostname);
var notificationText;
if (aLogin.username) {
var displayUser = this._sanitizeUsername(aLogin.username);
notificationText = this._getLocalizedString(
"saveLoginText",
[brandShortName, displayUser, displayHost]);
} else {
notificationText = this._getLocalizedString(
"saveLoginTextNoUsername",
[brandShortName, displayHost]);
}
// The callbacks in |buttons| have a closure to access the variables
// in scope here; set one to |this._pwmgr| so we can get back to pwmgr
// without a getService() call.
var pwmgr = this._pwmgr;
var buttons = [
// "Remember" button
{
label: rememberButtonText,
accessKey: rememberButtonAccessKey,
popup: null,
callback: function(aNotificationBar, aButton) {
pwmgr.addLogin(aLogin);
}
},
// "Never for this site" button
{
label: neverButtonText,
accessKey: neverButtonAccessKey,
popup: null,
callback: function(aNotificationBar, aButton) {
pwmgr.setLoginSavingEnabled(aLogin.hostname, false);
}
},
// "Not now" button
{
label: notNowButtonText,
accessKey: notNowButtonAccessKey,
popup: null,
callback: function() { /* NOP */ }
}
];
this._showLoginNotification(aNotifyBox, "password-save",
notificationText, buttons);
},
/*
* _showSaveLoginDialog
*
* Called when we detect a new login in a form submission,
* asks the user what to do.
*
*/
_showSaveLoginDialog : function (aLogin) {
const buttonFlags = Ci.nsIPrompt.BUTTON_POS_1_DEFAULT +
(Ci.nsIPrompt.BUTTON_TITLE_IS_STRING * Ci.nsIPrompt.BUTTON_POS_0) +
(Ci.nsIPrompt.BUTTON_TITLE_IS_STRING * Ci.nsIPrompt.BUTTON_POS_1) +
(Ci.nsIPrompt.BUTTON_TITLE_IS_STRING * Ci.nsIPrompt.BUTTON_POS_2);
var brandShortName =
this._brandBundle.GetStringFromName("brandShortName");
var displayHost = this._getShortDisplayHost(aLogin.hostname);
var dialogText;
if (aLogin.username) {
var displayUser = this._sanitizeUsername(aLogin.username);
dialogText = this._getLocalizedString(
"saveLoginText",
[brandShortName, displayUser, displayHost]);
} else {
dialogText = this._getLocalizedString(
"saveLoginTextNoUsername",
[brandShortName, displayHost]);
}
var dialogTitle = this._getLocalizedString(
"savePasswordTitle");
var neverButtonText = this._getLocalizedString(
"neverForSiteButtonText");
var rememberButtonText = this._getLocalizedString(
"rememberButtonText");
var notNowButtonText = this._getLocalizedString(
"notNowButtonText");
this.log("Prompting user to save/ignore login");
var userChoice = this._promptService.confirmEx(null,
dialogTitle, dialogText,
buttonFlags, rememberButtonText,
notNowButtonText, neverButtonText,
null, {});
// Returns:
// 0 - Save the login
// 1 - Ignore the login this time
// 2 - Never save logins for this site
if (userChoice == 2) {
this.log("Disabling " + aLogin.hostname + " logins by request.");
this._pwmgr.setLoginSavingEnabled(aLogin.hostname, false);
} else if (userChoice == 0) {
this.log("Saving login for " + aLogin.hostname);
this._pwmgr.addLogin(aLogin);
} else {
// userChoice == 1 --> just ignore the login.
this.log("Ignoring login.");
}
},
/*
* promptToChangePassword
*
* Called when we think we detect a password change for an existing
* login, when the form being submitted contains multiple password
* fields.
*
*/
promptToChangePassword : function (aOldLogin, aNewLogin) {
var notifyBox = this._getNotifyBox();
if (notifyBox)
this._showChangeLoginNotification(notifyBox, aOldLogin, aNewLogin.password);
else
this._showChangeLoginDialog(aOldLogin, aNewLogin.password);
},
/*
* _showChangeLoginNotification
*
* Shows the Change Password notification bar.
*
*/
_showChangeLoginNotification : function (aNotifyBox, aOldLogin, aNewPassword) {
var notificationText;
if (aOldLogin.username)
notificationText = this._getLocalizedString(
"passwordChangeText",
[aOldLogin.username]);
else
notificationText = this._getLocalizedString(
"passwordChangeTextNoUser");
var changeButtonText =
this._getLocalizedString("notifyBarChangeButtonText");
var changeButtonAccessKey =
this._getLocalizedString("notifyBarChangeButtonAccessKey");
var dontChangeButtonText =
this._getLocalizedString("notifyBarDontChangeButtonText");
var dontChangeButtonAccessKey =
this._getLocalizedString("notifyBarDontChangeButtonAccessKey");
// The callbacks in |buttons| have a closure to access the variables
// in scope here; set one to |this._pwmgr| so we can get back to pwmgr
// without a getService() call.
var self = this;
var buttons = [
// "Yes" button
{
label: changeButtonText,
accessKey: changeButtonAccessKey,
popup: null,
callback: function(aNotificationBar, aButton) {
self._updateLogin(aOldLogin, aNewPassword);
}
},
// "No" button
{
label: dontChangeButtonText,
accessKey: dontChangeButtonAccessKey,
popup: null,
callback: function(aNotificationBar, aButton) {
// do nothing
}
}
];
this._showLoginNotification(aNotifyBox, "password-change",
notificationText, buttons);
},
/*
* _showChangeLoginDialog
*
* Shows the Change Password dialog.
*
*/
_showChangeLoginDialog : function (aOldLogin, aNewPassword) {
const buttonFlags = Ci.nsIPrompt.STD_YES_NO_BUTTONS;
var dialogText;
if (aOldLogin.username)
dialogText = this._getLocalizedString(
"passwordChangeText",
[aOldLogin.username]);
else
dialogText = this._getLocalizedString(
"passwordChangeTextNoUser");
var dialogTitle = this._getLocalizedString(
"passwordChangeTitle");
// returns 0 for yes, 1 for no.
var ok = !this._promptService.confirmEx(null,
dialogTitle, dialogText, buttonFlags,
null, null, null,
null, {});
if (ok) {
this.log("Updating password for user " + aOldLogin.username);
this._updateLogin(aOldLogin, aNewPassword);
}
},
/*
* promptToChangePasswordWithUsernames
*
* Called when we detect a password change in a form submission, but we
* don't know which existing login (username) it's for. Asks the user
* to select a username and confirm the password change.
*
* Note: The caller doesn't know the username for aNewLogin, so this
* function fills in .username and .usernameField with the values
* from the login selected by the user.
*
* Note; XPCOM stupidity: |count| is just |logins.length|.
*/
promptToChangePasswordWithUsernames : function (logins, count, aNewLogin) {
const buttonFlags = Ci.nsIPrompt.STD_YES_NO_BUTTONS;
var usernames = logins.map(function (l) l.username);
var dialogText = this._getLocalizedString("userSelectText");
var dialogTitle = this._getLocalizedString("passwordChangeTitle");
var selectedIndex = { value: null };
// If user selects ok, outparam.value is set to the index
// of the selected username.
var ok = this._promptService.select(null,
dialogTitle, dialogText,
usernames.length, usernames,
selectedIndex);
if (ok) {
// Now that we know which login to use, modify its password.
var selectedLogin = logins[selectedIndex.value];
this.log("Updating password for user " + selectedLogin.username);
this._updateLogin(selectedLogin, aNewLogin.password);
}
},
/* ---------- Internal Methods ---------- */
/*
* _updateLogin
*/
_updateLogin : function (login, newPassword) {
var now = Date.now();
var propBag = Cc["@mozilla.org/hash-property-bag;1"].
createInstance(Ci.nsIWritablePropertyBag);
if (newPassword) {
propBag.setProperty("password", newPassword);
// Explicitly set the password change time here (even though it would
// be changed automatically), to ensure that it's exactly the same
// value as timeLastUsed.
propBag.setProperty("timePasswordChanged", now);
}
propBag.setProperty("timeLastUsed", now);
propBag.setProperty("timesUsedIncrement", 1);
this._pwmgr.modifyLogin(login, propBag);
},
/*
* _getNotifyBox
*
* Returns the notification box to this prompter, or null if there isn't
* a notification box available.
*/
_getNotifyBox : function () {
let notifyBox = null;
try {
let chromeWin = this._browser.ownerDocument.defaultView;
if (chromeWin.getNotificationBox) {
notifyBox = chromeWin.getNotificationBox(this._browser);
} else {
this.log("getNotificationBox() not available on window");
}
} catch (e) {
// If any errors happen, just assume no notification box.
this.log("No notification box available: " + e)
}
return notifyBox;
},
/*
* _getLocalizedString
*
* Can be called as:
* _getLocalizedString("key1");
* _getLocalizedString("key2", ["arg1"]);
* _getLocalizedString("key3", ["arg1", "arg2"]);
* (etc)
*
* Returns the localized string for the specified key,
* formatted if required.
*
*/
_getLocalizedString : function (key, formatArgs) {
if (formatArgs)
return this._strBundle.formatStringFromName(
key, formatArgs, formatArgs.length);
else
return this._strBundle.GetStringFromName(key);
},
/*
* _sanitizeUsername
*
* Sanitizes the specified username, by stripping quotes and truncating if
* it's too long. This helps prevent an evil site from messing with the
* "save password?" prompt too much.
*/
_sanitizeUsername : function (username) {
if (username.length > 30) {
username = username.substring(0, 30);
username += this._ellipsis;
}
return username.replace(/['"]/g, "");
},
/*
* _getFormattedHostname
*
* The aURI parameter may either be a string uri, or an nsIURI instance.
*
* Returns the hostname to use in a nsILoginInfo object (for example,
* "http://example.com").
*/
_getFormattedHostname : function (aURI) {
var uri;
if (aURI instanceof Ci.nsIURI) {
uri = aURI;
} else {
uri = Services.io.newURI(aURI, null, null);
}
var scheme = uri.scheme;
var hostname = scheme + "://" + uri.host;
// If the URI explicitly specified a port, only include it when
// it's not the default. (We never want "http://foo.com:80")
port = uri.port;
if (port != -1) {
var handler = Services.io.getProtocolHandler(scheme);
if (port != handler.defaultPort)
hostname += ":" + port;
}
return hostname;
},
/*
* _getShortDisplayHost
*
* Converts a login's hostname field (a URL) to a short string for
* prompting purposes. Eg, "http://foo.com" --> "foo.com", or
* "ftp://www.site.co.uk" --> "site.co.uk".
*/
_getShortDisplayHost: function (aURIString) {
var displayHost;
var eTLDService = Cc["@mozilla.org/network/effective-tld-service;1"].
getService(Ci.nsIEffectiveTLDService);
var idnService = Cc["@mozilla.org/network/idn-service;1"].
getService(Ci.nsIIDNService);
try {
var uri = Services.io.newURI(aURIString, null, null);
var baseDomain = eTLDService.getBaseDomain(uri);
displayHost = idnService.convertToDisplayIDN(baseDomain, {});
} catch (e) {
this.log("_getShortDisplayHost couldn't process " + aURIString);
}
if (!displayHost)
displayHost = aURIString;
return displayHost;
},
}; // end of LoginManagerPrompter implementation
var component = [LoginManagerPrompter];
var NSGetFactory = XPCOMUtils.generateNSGetFactory(component);