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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
cr.define('options', function() {
/** @const */ var Page = cr.ui.pageManager.Page;
/** @const */ var PageManager = cr.ui.pageManager.PageManager;
/** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
/////////////////////////////////////////////////////////////////////////////
// PasswordManager class:
/**
* Encapsulated handling of password and exceptions page.
* @constructor
* @extends {cr.ui.pageManager.Page}
*/
function PasswordManager() {
this.activeNavTab = null;
Page.call(this, 'passwords',
loadTimeData.getString('passwordsPageTabTitle'),
'password-manager');
}
cr.addSingletonGetter(PasswordManager);
PasswordManager.prototype = {
__proto__: Page.prototype,
/**
* The saved passwords list.
* @type {options.DeletableItemList}
* @private
*/
savedPasswordsList_: null,
/**
* The password exceptions list.
* @type {options.DeletableItemList}
* @private
*/
passwordExceptionsList_: null,
/**
* The timer id of the timer set on search query change events.
* @type {number}
* @private
*/
queryDelayTimerId_: 0,
/**
* The most recent search query, or null if the query is empty.
* @type {?string}
* @private
*/
lastQuery_: null,
/** @override */
initializePage: function() {
Page.prototype.initializePage.call(this);
$('password-manager-confirm').onclick = function() {
PageManager.closeOverlay();
};
$('password-search-box').addEventListener('search',
this.handleSearchQueryChange_.bind(this));
this.createSavedPasswordsList_();
this.createPasswordExceptionsList_();
},
/** @override */
canShowPage: function() {
return !(cr.isChromeOS && UIAccountTweaks.loggedInAsGuest());
},
/** @override */
didShowPage: function() {
// Updating the password lists may cause a blocking platform dialog pop up
// (Mac, Linux), so we delay this operation until the page is shown.
chrome.send('updatePasswordLists');
$('password-search-box').focus();
},
/**
* Creates, decorates and initializes the saved passwords list.
* @private
*/
createSavedPasswordsList_: function() {
var savedPasswordsList = $('saved-passwords-list');
options.passwordManager.PasswordsList.decorate(savedPasswordsList);
this.savedPasswordsList_ = assertInstanceof(savedPasswordsList,
options.DeletableItemList);
this.savedPasswordsList_.autoExpands = true;
},
/**
* Creates, decorates and initializes the password exceptions list.
* @private
*/
createPasswordExceptionsList_: function() {
var passwordExceptionsList = $('password-exceptions-list');
options.passwordManager.PasswordExceptionsList.decorate(
passwordExceptionsList);
this.passwordExceptionsList_ = assertInstanceof(passwordExceptionsList,
options.DeletableItemList);
this.passwordExceptionsList_.autoExpands = true;
},
/**
* Handles search query changes.
* @param {!Event} e The event object.
* @private
*/
handleSearchQueryChange_: function(e) {
if (this.queryDelayTimerId_)
window.clearTimeout(this.queryDelayTimerId_);
// Searching cookies uses a timeout of 500ms. We use a shorter timeout
// because there are probably fewer passwords and we want the UI to be
// snappier since users will expect that it's "less work."
this.queryDelayTimerId_ = window.setTimeout(
this.searchPasswords_.bind(this), 250);
},
/**
* Search passwords using text in |password-search-box|.
* @private
*/
searchPasswords_: function() {
this.queryDelayTimerId_ = 0;
var filter = $('password-search-box').value;
filter = (filter == '') ? null : filter;
if (this.lastQuery_ != filter) {
this.lastQuery_ = filter;
// Searching for passwords has the side effect of requerying the
// underlying password store. This is done intentionally, as on OS X and
// Linux they can change from outside and we won't be notified of it.
chrome.send('updatePasswordLists');
}
},
/**
* Updates the visibility of the list and empty list placeholder.
* @param {!cr.ui.List} list The list to toggle visilibility for.
*/
updateListVisibility_: function(list) {
var empty = list.dataModel.length == 0;
var listPlaceHolderID = list.id + '-empty-placeholder';
list.hidden = empty;
$(listPlaceHolderID).hidden = !empty;
},
/**
* Updates the data model for the saved passwords list with the values from
* |entries|.
* @param {!Array} entries The list of saved password data.
*/
setSavedPasswordsList_: function(entries) {
if (this.lastQuery_) {
// Implement password searching here in javascript, rather than in C++.
// The number of saved passwords shouldn't be too big for us to handle.
var query = this.lastQuery_;
var filter = function(entry, index, list) {
// Search both URL and username.
if (entry[0].toLowerCase().indexOf(query.toLowerCase()) >= 0 ||
entry[1].toLowerCase().indexOf(query.toLowerCase()) >= 0) {
// Keep the original index so we can delete correctly. See also
// deleteItemAtIndex() in password_manager_list.js that uses this.
entry[3] = index;
return true;
}
return false;
};
entries = entries.filter(filter);
}
this.savedPasswordsList_.dataModel = new ArrayDataModel(entries);
this.updateListVisibility_(this.savedPasswordsList_);
},
/**
* Updates the data model for the password exceptions list with the values
* from |entries|.
* @param {!Array} entries The list of password exception data.
*/
setPasswordExceptionsList_: function(entries) {
this.passwordExceptionsList_.dataModel = new ArrayDataModel(entries);
this.updateListVisibility_(this.passwordExceptionsList_);
},
/**
* Reveals the password for a saved password entry. This is called by the
* backend after it has authenticated the user.
* @param {number} index The original index of the entry in the model.
* @param {string} password The saved password.
*/
showPassword_: function(index, password) {
var model = this.savedPasswordsList_.dataModel;
if (this.lastQuery_) {
// When a filter is active, |index| does not represent the current
// index in the model, but each entry stores its original index, so
// we can find the item using a linear search.
for (var i = 0; i < model.length; ++i) {
if (model.item(i)[3] == index) {
index = i;
break;
}
}
}
// Reveal the password in the UI.
var item = this.savedPasswordsList_.getListItemByIndex(index);
item.showPassword(password);
},
};
/**
* Removes a saved password.
* @param {number} rowIndex indicating the row to remove.
*/
PasswordManager.removeSavedPassword = function(rowIndex) {
chrome.send('removeSavedPassword', [String(rowIndex)]);
};
/**
* Removes a password exception.
* @param {number} rowIndex indicating the row to remove.
*/
PasswordManager.removePasswordException = function(rowIndex) {
chrome.send('removePasswordException', [String(rowIndex)]);
};
PasswordManager.requestShowPassword = function(index) {
chrome.send('requestShowPassword', [index]);
};
// Forward public APIs to private implementations on the singleton instance.
cr.makePublic(PasswordManager, [
'setSavedPasswordsList',
'setPasswordExceptionsList',
'showPassword'
]);
// Export
return {
PasswordManager: PasswordManager
};
});
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