gecko/toolkit/mozapps/extensions/content/extensions.js

2690 lines
80 KiB
JavaScript

/* ***** 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 the Extension Manager UI.
*
* The Initial Developer of the Original Code is
* the Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Blair McBride <bmcbride@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 Cu = Components.utils;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/PluralForm.jsm");
Cu.import("resource://gre/modules/DownloadUtils.jsm");
Cu.import("resource://gre/modules/AddonManager.jsm");
Cu.import("resource://gre/modules/AddonRepository.jsm");
const PREF_DISCOVERURL = "extensions.webservice.discoverURL";
const PREF_MAXRESULTS = "extensions.getAddons.maxResults";
const PREF_BACKGROUND_UPDATE = "extensions.update.enabled";
const PREF_CHECK_COMPATIBILITY = "extensions.checkCompatibility";
const PREF_CHECK_UPDATE_SECURITY = "extensions.checkUpdateSecurity";
const PREF_AUTOUPDATE_DEFAULT = "extensions.update.autoUpdateDefault";
const BRANCH_REGEXP = /^([^\.]+\.[0-9]+[a-z]*).*/gi;
const LOADING_MSG_DELAY = 100;
const SEARCH_SCORE_MULTIPLIER_NAME = 2;
const SEARCH_SCORE_MULTIPLIER_DESCRIPTION = 2;
// Use integers so search scores are sortable by nsIXULSortService
const SEARCH_SCORE_MATCH_WHOLEWORD = 10;
const SEARCH_SCORE_MATCH_WORDBOUNDRY = 6;
const SEARCH_SCORE_MATCH_SUBSTRING = 3;
const UPDATES_RECENT_TIMESPAN = 2 * 24 * 3600000; // 2 days (in milliseconds)
const UPDATES_RELEASENOTES_TRANSFORMFILE = "chrome://mozapps/content/extensions/updateinfo.xsl";
const XMLURI_PARSE_ERROR = "http://www.mozilla.org/newlayout/xml/parsererror.xml"
const VIEW_DEFAULT = "addons://discover/";
var gStrings = {};
XPCOMUtils.defineLazyServiceGetter(gStrings, "bundleSvc",
"@mozilla.org/intl/stringbundle;1",
"nsIStringBundleService");
XPCOMUtils.defineLazyGetter(gStrings, "brand", function() {
return this.bundleSvc.createBundle("chrome://branding/locale/brand.properties");
});
XPCOMUtils.defineLazyGetter(gStrings, "ext", function() {
return this.bundleSvc.createBundle("chrome://mozapps/locale/extensions/extensions.properties");
});
XPCOMUtils.defineLazyGetter(gStrings, "dl", function() {
return this.bundleSvc.createBundle("chrome://mozapps/locale/downloads/downloads.properties");
});
XPCOMUtils.defineLazyGetter(gStrings, "brandShortName", function() {
return this.brand.GetStringFromName("brandShortName");
});
XPCOMUtils.defineLazyGetter(gStrings, "appVersion", function() {
return Services.appinfo.version;
});
document.addEventListener("load", initialize, true);
window.addEventListener("unload", shutdown, false);
var gPendingInitializations = 1;
__defineGetter__("gIsInitializing", function() gPendingInitializations > 0);
function initialize() {
document.removeEventListener("load", initialize, true);
gCategories.initialize();
gHeader.initialize();
gViewController.initialize();
gEventManager.initialize();
}
function notifyInitialized() {
if (!gIsInitializing)
return;
gPendingInitializations--;
if (!gIsInitializing) {
var event = document.createEvent("Events");
event.initEvent("Initialized", true, true);
document.dispatchEvent(event);
}
}
function shutdown() {
gCategories.shutdown();
gSearchView.shutdown();
gEventManager.shutdown();
gViewController.shutdown();
}
// Used by external callers to load a specific view into the manager
function loadView(aViewId) {
if (!gViewController.initialViewSelected) {
// The caller opened the window and immediately loaded the view so it
// should be the initial history entry
gViewController.loadInitialView(aViewId);
} else {
gViewController.loadView(aViewId);
}
}
/**
* A wrapper around the HTML5 session history service that allows the browser
* back/forward controls to work within the manager
*/
var HTML5History = {
get canGoBack() {
return window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.canGoBack;
},
get canGoForward() {
return window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.canGoForward;
},
back: function() {
window.history.back();
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
},
forward: function() {
window.history.forward();
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
},
pushState: function(aState) {
window.history.pushState(aState, document.title);
},
replaceState: function(aState) {
window.history.replaceState(aState, document.title);
},
popState: function() {
window.addEventListener("popstate", function(event) {
window.removeEventListener("popstate", arguments.callee, true);
// TODO To ensure we can't go forward again we put an additional entry
// for the current state into the history. Ideally we would just strip
// the history but there doesn't seem to be a way to do that. Bug 590661
window.history.pushState(event.state, document.title);
}, true);
window.history.back();
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
}
};
/**
* A wrapper around a fake history service
*/
var FakeHistory = {
pos: 0,
states: [null],
get canGoBack() {
return this.pos > 0;
},
get canGoForward() {
return (this.pos + 1) < this.states.length;
},
back: function() {
if (this.pos == 0)
throw new Error("Cannot go back from this point");
this.pos--;
gViewController.statePopped({ state: this.states[this.pos] });
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
},
forward: function() {
if ((this.pos + 1) >= this.states.length)
throw new Error("Cannot go forward from this point");
this.pos++;
gViewController.statePopped({ state: this.states[this.pos] });
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
},
pushState: function(aState) {
this.pos++;
this.states.splice(this.pos);
this.states.push(aState);
},
replaceState: function(aState) {
this.states[this.pos] = aState;
},
popState: function() {
if (this.pos == 0)
throw new Error("Cannot popState from this view");
this.states.splice(this.pos);
this.pos--;
gViewController.statePopped({ state: this.states[this.pos] });
gViewController.updateCommand("cmd_back");
gViewController.updateCommand("cmd_forward");
}
};
// If the window has a session history then use the HTML5 History wrapper
// otherwise use our fake history implementation
if (window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.sessionHistory) {
var gHistory = HTML5History;
}
else {
gHistory = FakeHistory;
}
var gEventManager = {
_listeners: {},
_installListeners: [],
checkCompatibilityPref: "",
initialize: function() {
var self = this;
["onEnabling", "onEnabled", "onDisabling", "onDisabled", "onUninstalling",
"onUninstalled", "onInstalled", "onOperationCancelled",
"onUpdateAvailable", "onUpdateFinished", "onCompatibilityUpdateAvailable",
"onPropertyChanged"].forEach(function(aEvent) {
self[aEvent] = function() {
self.delegateAddonEvent(aEvent, Array.splice(arguments, 0));
};
});
["onNewInstall", "onDownloadStarted", "onDownloadEnded", "onDownloadFailed",
"onDownloadProgress", "onDownloadCancelled", "onInstallStarted",
"onInstallEnded", "onInstallFailed", "onInstallCancelled",
"onExternalInstall"].forEach(function(aEvent) {
self[aEvent] = function() {
self.delegateInstallEvent(aEvent, Array.splice(arguments, 0));
};
});
AddonManager.addInstallListener(this);
AddonManager.addAddonListener(this);
var version = Services.appinfo.version.replace(BRANCH_REGEXP, "$1");
this.checkCompatibilityPref = PREF_CHECK_COMPATIBILITY + "." + version;
Services.prefs.addObserver(this.checkCompatibilityPref, this, false);
Services.prefs.addObserver(PREF_CHECK_UPDATE_SECURITY, this, false);
Services.prefs.addObserver(PREF_AUTOUPDATE_DEFAULT, this, false);
this.refreshGlobalWarning();
this.refreshAutoUpdateDefault();
var contextMenu = document.getElementById("addonitem-popup");
contextMenu.addEventListener("popupshowing", function() {
var addon = gViewController.currentViewObj.getSelectedAddon();
contextMenu.setAttribute("addontype", addon.type);
var menuSep = document.getElementById("addonitem-menuseparator");
var countEnabledMenuCmds = 0;
for (var i = 0; i < contextMenu.children.length; i++) {
if (contextMenu.children[i].nodeName == "menuitem" &&
gViewController.isCommandEnabled(contextMenu.children[i].command)) {
countEnabledMenuCmds++;
}
}
// with only one menu item, we hide the menu separator
menuSep.hidden = (countEnabledMenuCmds <= 1);
}, false);
},
shutdown: function() {
Services.prefs.removeObserver(this.checkCompatibilityPref, this);
Services.prefs.removeObserver(PREF_CHECK_UPDATE_SECURITY, this);
Services.prefs.removeObserver(PREF_AUTOUPDATE_DEFAULT, this, false);
AddonManager.removeInstallListener(this);
AddonManager.removeAddonListener(this);
},
registerAddonListener: function(aListener, aAddonId) {
if (!(aAddonId in this._listeners))
this._listeners[aAddonId] = [];
else if (this._listeners[aAddonId].indexOf(aListener) != -1)
return;
this._listeners[aAddonId].push(aListener);
},
unregisterAddonListener: function(aListener, aAddonId) {
if (!(aAddonId in this._listeners))
return;
var index = this._listeners[aAddonId].indexOf(aListener);
if (index == -1)
return;
this._listeners[aAddonId].splice(index, 1);
},
registerInstallListener: function(aListener) {
if (this._installListeners.indexOf(aListener) != -1)
return;
this._installListeners.push(aListener);
},
unregisterInstallListener: function(aListener) {
var i = this._installListeners.indexOf(aListener);
if (i == -1)
return;
this._installListeners.splice(i, 1);
},
delegateAddonEvent: function(aEvent, aParams) {
var addon = aParams.shift();
if (!(addon.id in this._listeners))
return;
var listeners = this._listeners[addon.id];
for (let i = 0; i < listeners.length; i++) {
let listener = listeners[i];
if (!(aEvent in listener))
continue;
try {
listener[aEvent].apply(listener, aParams);
} catch(e) {
// this shouldn't be fatal
Cu.reportError(e);
}
}
},
delegateInstallEvent: function(aEvent, aParams) {
var existingAddon = aEvent == "onExternalInstall" ? aParams[1] : aParams[0].existingAddon;
// If the install is an update then send the event to all listeners
// registered for the existing add-on
if (existingAddon)
this.delegateAddonEvent(aEvent, [existingAddon].concat(aParams));
for (let i = 0; i < this._installListeners.length; i++) {
let listener = this._installListeners[i];
if (!(aEvent in listener))
continue;
try {
listener[aEvent].apply(listener, aParams);
} catch(e) {
// this shouldn't be fatal
Cu.reportError(e);
}
}
},
refreshGlobalWarning: function() {
var page = document.getElementById("addons-page");
if (Services.appinfo.inSafeMode) {
page.setAttribute("warning", "safemode");
return;
}
var checkUpdateSecurity = true;
var checkUpdateSecurityDefault = true;
try {
checkUpdateSecurity = Services.prefs.getBoolPref(PREF_CHECK_UPDATE_SECURITY);
} catch(e) { }
try {
var defaultBranch = Services.prefs.getDefaultBranch("");
checkUpdateSecurityDefault = defaultBranch.getBoolPref(PREF_CHECK_UPDATE_SECURITY);
} catch(e) { }
if (checkUpdateSecurityDefault && !checkUpdateSecurity) {
page.setAttribute("warning", "updatesecurity");
return;
}
var checkCompatibility = true;
try {
checkCompatibility = Services.prefs.getBoolPref(this.checkCompatibilityPref);
} catch(e) { }
if (!checkCompatibility) {
page.setAttribute("warning", "checkcompatibility");
return;
}
page.removeAttribute("warning");
},
refreshAutoUpdateDefault: function() {
var defaultEnable = true;
try {
defaultEnable = Services.prefs.getBoolPref(PREF_AUTOUPDATE_DEFAULT);
} catch(e) { }
document.getElementById("utils-autoUpdateDefault").setAttribute("checked",
defaultEnable);
document.getElementById("utils-resetAddonUpdatesToAutomatic").hidden = !defaultEnable;
document.getElementById("utils-resetAddonUpdatesToManual").hidden = defaultEnable;
},
observe: function(aSubject, aTopic, aData) {
switch (aData) {
case this.checkCompatibilityPref:
case PREF_CHECK_UPDATE_SECURITY:
this.refreshGlobalWarning();
break;
case PREF_AUTOUPDATE_DEFAULT:
this.refreshAutoUpdateDefault();
break;
}
}
};
var gViewController = {
viewPort: null,
currentViewId: "",
currentViewObj: null,
currentViewRequest: 0,
viewObjects: {},
viewChangeCallback: null,
initialViewSelected: false,
initialize: function() {
this.viewPort = document.getElementById("view-port");
this.viewObjects["search"] = gSearchView;
this.viewObjects["discover"] = gDiscoverView;
this.viewObjects["list"] = gListView;
this.viewObjects["detail"] = gDetailView;
this.viewObjects["updates"] = gUpdatesView;
for each (let view in this.viewObjects)
view.initialize();
window.controllers.appendController(this);
window.addEventListener("popstate",
gViewController.statePopped.bind(gViewController),
false);
},
shutdown: function() {
if (this.currentViewObj)
this.currentViewObj.hide();
this.currentViewRequest = 0;
for each(let view in this.viewObjects) {
if ("shutdown" in view) {
try {
view.shutdown();
} catch(e) {
// this shouldn't be fatal
Cu.reportError(e);
}
}
}
},
statePopped: function(e) {
// If this is a navigation to a previous state then load that state
if (e.state) {
this.loadViewInternal(e.state.view, e.state.previousView);
return;
}
// If the initial view has already been selected (by a call to loadView) then
// bail out now
if (this.initialViewSelected)
return;
// Otherwise load the default view
var view = VIEW_DEFAULT;
if (gCategories.node.selectedItem &&
gCategories.node.selectedItem.id != "category-search")
view = gCategories.node.selectedItem.value;
if ("arguments" in window && window.arguments.length > 0) {
if ("view" in window.arguments[0])
view = window.arguments[0].view;
}
this.loadInitialView(view);
},
parseViewId: function(aViewId) {
var matchRegex = /^addons:\/\/([^\/]+)\/(.*)$/;
var [,viewType, viewParam] = aViewId.match(matchRegex) || [];
return {type: viewType, param: decodeURIComponent(viewParam)};
},
get isLoading() {
return !this.currentViewObj || this.currentViewObj.node.hasAttribute("loading");
},
loadView: function(aViewId) {
if (aViewId == this.currentViewId)
return;
gHistory.pushState({
view: aViewId,
previousView: this.currentViewId
}, document.title);
this.loadViewInternal(aViewId, this.currentViewId);
},
loadInitialView: function(aViewId) {
gHistory.replaceState({
view: aViewId,
previousView: null
}, document.title);
this.loadViewInternal(aViewId, null);
this.initialViewSelected = true;
notifyInitialized();
},
loadViewInternal: function(aViewId, aPreviousView) {
var view = this.parseViewId(aViewId);
if (!view.type || !(view.type in this.viewObjects))
throw new Error("Invalid view: " + view.type);
var viewObj = this.viewObjects[view.type];
if (!viewObj.node)
throw new Error("Root node doesn't exist for '" + view.type + "' view");
if (this.currentViewObj) {
try {
let canHide = this.currentViewObj.hide();
if (canHide === false)
return;
this.viewPort.selectedPanel.removeAttribute("loading");
} catch (e) {
// this shouldn't be fatal
Cu.reportError(e);
}
}
gCategories.select(aViewId, aPreviousView);
this.currentViewId = aViewId;
this.currentViewObj = viewObj;
this.viewPort.selectedPanel = this.currentViewObj.node;
this.viewPort.selectedPanel.setAttribute("loading", "true");
this.currentViewObj.show(view.param, ++this.currentViewRequest);
},
// Moves back in the document history and removes the current history entry
popState: function(aCallback) {
this.viewChangeCallback = aCallback;
gHistory.popState();
},
notifyViewChanged: function() {
this.viewPort.selectedPanel.removeAttribute("loading");
if (this.viewChangeCallback) {
this.viewChangeCallback();
this.viewChangeCallback = null;
}
var event = document.createEvent("Events");
event.initEvent("ViewChanged", true, true);
this.currentViewObj.node.dispatchEvent(event);
},
commands: {
cmd_back: {
isEnabled: function() {
return gHistory.canGoBack;
},
doCommand: function() {
gHistory.back();
}
},
cmd_forward: {
isEnabled: function() {
return gHistory.canGoForward;
},
doCommand: function() {
gHistory.forward();
}
},
cmd_restartApp: {
isEnabled: function() true,
doCommand: function() {
let cancelQuit = Cc["@mozilla.org/supports-PRBool;1"].
createInstance(Ci.nsISupportsPRBool);
Services.obs.notifyObservers(cancelQuit, "quit-application-requested",
"restart");
if (cancelQuit.data)
return; // somebody canceled our quit request
let appStartup = Cc["@mozilla.org/toolkit/app-startup;1"].
getService(Ci.nsIAppStartup);
appStartup.quit(Ci.nsIAppStartup.eAttemptQuit | Ci.nsIAppStartup.eRestart);
}
},
cmd_enableCheckCompatibility: {
isEnabled: function() true,
doCommand: function() {
Services.prefs.clearUserPref(gEventManager.checkCompatibilityPref);
}
},
cmd_enableUpdateSecurity: {
isEnabled: function() true,
doCommand: function() {
Services.prefs.clearUserPref(PREF_CHECK_UPDATE_SECURITY);
}
},
cmd_toggleAutoUpdateDefault: {
isEnabled: function() true,
doCommand: function() {
var oldValue = true;
try {
oldValue = Services.prefs.getBoolPref(PREF_AUTOUPDATE_DEFAULT);
} catch(e) { }
Services.prefs.setBoolPref(PREF_AUTOUPDATE_DEFAULT, !oldValue);
}
},
cmd_resetAddonAutoUpdate: {
isEnabled: function() true,
doCommand: function() {
AddonManager.getAllAddons(function(aAddonList) {
aAddonList.forEach(function(aAddon) {
if ("applyBackgroundUpdates" in aAddon)
aAddon.applyBackgroundUpdates = AddonManager.AUTOUPDATE_DEFAULT;
});
});
}
},
cmd_goToDiscoverPane: {
isEnabled: function() {
return gDiscoverView.enabled;
},
doCommand: function() {
gViewController.loadView("addons://discover/");
}
},
cmd_goToRecentUpdates: {
isEnabled: function() true,
doCommand: function() {
gViewController.loadView("addons://updates/recent");
}
},
cmd_goToAvailableUpdates: {
isEnabled: function() true,
doCommand: function() {
gViewController.loadView("addons://updates/available");
}
},
cmd_showItemDetails: {
isEnabled: function(aAddon) {
return !!aAddon && (gViewController.currentViewObj != gDetailView);
},
doCommand: function(aAddon) {
gViewController.loadView("addons://detail/" +
encodeURIComponent(aAddon.id));
}
},
cmd_findAllUpdates: {
inProgress: false,
isEnabled: function() !this.inProgress,
doCommand: function() {
this.inProgress = true;
gViewController.updateCommand("cmd_findAllUpdates");
document.getElementById("updates-noneFound").hidden = true;
document.getElementById("updates-progress").hidden = false;
document.getElementById("updates-manualUpdatesFound-btn").hidden = true;
var pendingChecks = 0;
var numUpdated = 0;
var numManualUpdates = 0;
var restartNeeded = false;
var autoUpdateDefault = AddonManager.autoUpdateDefault;
var self = this;
function updateStatus() {
if (pendingChecks > 0)
return;
self.inProgress = false;
gViewController.updateCommand("cmd_findAllUpdates");
document.getElementById("updates-progress").hidden = true;
gUpdatesView.maybeRefresh();
if (numManualUpdates > 0 && numUpdated == 0) {
document.getElementById("updates-manualUpdatesFound-btn").hidden = false;
return;
}
if (numUpdated == 0) {
document.getElementById("updates-noneFound").hidden = false;
return;
}
if (restartNeeded) {
document.getElementById("updates-downloaded").hidden = false;
document.getElementById("updates-restart-btn").hidden = false;
} else {
document.getElementById("updates-installed").hidden = false;
}
}
var updateInstallListener = {
onDownloadFailed: function() {
pendingChecks--;
updateStatus();
},
onInstallFailed: function() {
pendingChecks--;
updateStatus();
},
onInstallEnded: function(aInstall, aAddon) {
pendingChecks--;
numUpdated++;
if (isPending(aInstall.existingAddon, "upgrade"))
restartNeeded = true;
updateStatus();
}
};
var updateCheckListener = {
onUpdateAvailable: function(aAddon, aInstall) {
gEventManager.delegateAddonEvent("onUpdateAvailable",
[aAddon, aInstall]);
if (shouldAutoUpdate(aAddon, autoUpdateDefault)) {
aInstall.addListener(updateInstallListener);
aInstall.install();
} else {
pendingChecks--;
numManualUpdates++;
updateStatus();
}
},
onNoUpdateAvailable: function(aAddon) {
pendingChecks--;
updateStatus();
},
onUpdateFinished: function(aAddon, aError) {
gEventManager.delegateAddonEvent("onUpdateFinished",
[aAddon, aError]);
}
};
AddonManager.getAddonsByTypes(null, function(aAddonList) {
aAddonList.forEach(function(aAddon) {
if (aAddon.permissions & AddonManager.PERM_CAN_UPGRADE) {
pendingChecks++;
aAddon.findUpdates(updateCheckListener,
AddonManager.UPDATE_WHEN_USER_REQUESTED);
}
});
if (pendingChecks == 0)
updateStatus();
});
}
},
cmd_findItemUpdates: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return hasPermission(aAddon, "upgrade");
},
doCommand: function(aAddon) {
var listener = {
onUpdateAvailable: function(aAddon, aInstall) {
gEventManager.delegateAddonEvent("onUpdateAvailable",
[aAddon, aInstall]);
if (shouldAutoUpdate(aAddon))
aInstall.install();
},
onNoUpdateAvailable: function(aAddon) {
gEventManager.delegateAddonEvent("onNoUpdateAvailable",
[aAddon]);
}
};
gEventManager.delegateAddonEvent("onCheckingUpdate", [aAddon]);
aAddon.findUpdates(listener, AddonManager.UPDATE_WHEN_USER_REQUESTED);
}
},
cmd_showItemPreferences: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return aAddon.isActive && !!aAddon.optionsURL;
},
doCommand: function(aAddon) {
var optionsURL = aAddon.optionsURL;
var windows = Services.wm.getEnumerator(null);
while (windows.hasMoreElements()) {
var win = windows.getNext();
if (win.document.documentURI == optionsURL) {
win.focus();
return;
}
}
var features = "chrome,titlebar,toolbar,centerscreen";
try {
var instantApply = Services.prefs.getBoolPref("browser.preferences.instantApply");
features += instantApply ? ",dialog=no" : ",modal";
} catch (e) {
features += ",modal";
}
openDialog(optionsURL, "", features);
}
},
cmd_showItemAbout: {
isEnabled: function(aAddon) {
// XXXunf This may be applicable to install items too. See bug 561260
return !!aAddon;
},
doCommand: function(aAddon) {
var aboutURL = aAddon.aboutURL;
if (aboutURL)
openDialog(aboutURL, "", "chrome,centerscreen,modal");
else
openDialog("chrome://mozapps/content/extensions/about.xul",
"", "chrome,centerscreen,modal", aAddon);
}
},
cmd_enableItem: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return hasPermission(aAddon, "enable");
},
doCommand: function(aAddon) {
aAddon.userDisabled = false;
},
getTooltip: function(aAddon) {
if (!aAddon)
return "";
if (aAddon.operationsRequiringRestart & AddonManager.OP_NEEDS_RESTART_ENABLE)
return gStrings.ext.GetStringFromName("enableAddonRestartRequiredTooltip");
return gStrings.ext.GetStringFromName("enableAddonTooltip");
}
},
cmd_disableItem: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return hasPermission(aAddon, "disable");
},
doCommand: function(aAddon) {
aAddon.userDisabled = true;
},
getTooltip: function(aAddon) {
if (!aAddon)
return "";
if (aAddon.operationsRequiringRestart & AddonManager.OP_NEEDS_RESTART_DISABLE)
return gStrings.ext.GetStringFromName("disableAddonRestartRequiredTooltip");
return gStrings.ext.GetStringFromName("disableAddonTooltip");
}
},
cmd_installItem: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return aAddon.install && aAddon.install.state == AddonManager.STATE_AVAILABLE;
},
doCommand: function(aAddon) {
function doInstall() {
gViewController.currentViewObj.getListItemForID(aAddon.id)._installStatus.installRemote();
}
if (gViewController.currentViewObj == gDetailView)
gViewController.popState(doInstall);
else
doInstall();
}
},
cmd_uninstallItem: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return hasPermission(aAddon, "uninstall");
},
doCommand: function(aAddon) {
if (gViewController.currentViewObj != gDetailView) {
aAddon.uninstall();
return;
}
gViewController.popState(function() {
gViewController.currentViewObj.getListItemForID(aAddon.id).uninstall();
});
},
getTooltip: function(aAddon) {
if (!aAddon)
return "";
if (aAddon.operationsRequiringRestart & AddonManager.OP_NEEDS_RESTART_UNINSTALL)
return gStrings.ext.GetStringFromName("uninstallAddonRestartRequiredTooltip");
return gStrings.ext.GetStringFromName("uninstallAddonTooltip");
}
},
cmd_cancelUninstallItem: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return isPending(aAddon, "uninstall");
},
doCommand: function(aAddon) {
aAddon.cancelUninstall();
}
},
cmd_installFromFile: {
isEnabled: function() true,
doCommand: function() {
const nsIFilePicker = Ci.nsIFilePicker;
var fp = Cc["@mozilla.org/filepicker;1"]
.createInstance(nsIFilePicker);
fp.init(window,
gStrings.ext.GetStringFromName("installFromFile.dialogTitle"),
nsIFilePicker.modeOpenMultiple);
try {
fp.appendFilter(gStrings.ext.GetStringFromName("installFromFile.filterName"),
"*.xpi;*.jar");
fp.appendFilters(nsIFilePicker.filterAll);
} catch (e) { }
if (fp.show() != nsIFilePicker.returnOK)
return;
var files = fp.files;
var installs = [];
function buildNextInstall() {
if (!files.hasMoreElements()) {
if (installs.length > 0) {
// Display the normal install confirmation for the installs
AddonManager.installAddonsFromWebpage("application/x-xpinstall",
this, null, installs);
}
return;
}
var file = files.getNext();
AddonManager.getInstallForFile(file, function(aInstall) {
installs.push(aInstall);
buildNextInstall();
});
}
buildNextInstall();
}
},
cmd_cancelOperation: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return aAddon.pendingOperations != AddonManager.PENDING_NONE;
},
doCommand: function(aAddon) {
if (isPending(aAddon, "install")) {
aAddon.install.cancel();
} else if (isPending(aAddon, "upgrade")) {
aAddon.pendingUpgrade.install.cancel();
} else if (isPending(aAddon, "uninstall")) {
aAddon.cancelUninstall();
} else if (isPending(aAddon, "enable")) {
aAddon.userDisabled = true;
} else if (isPending(aAddon, "disable")) {
aAddon.userDisabled = false;
}
}
},
cmd_contribute: {
isEnabled: function(aAddon) {
if (!aAddon)
return false;
return ("contributionURL" in aAddon && aAddon.contributionURL);
},
doCommand: function(aAddon) {
openURL(aAddon.contributionURL);
}
}
},
supportsCommand: function(aCommand) {
return (aCommand in this.commands);
},
isCommandEnabled: function(aCommand) {
if (!this.supportsCommand(aCommand))
return false;
var addon = this.currentViewObj.getSelectedAddon();
return this.commands[aCommand].isEnabled(addon);
},
updateCommands: function() {
// wait until the view is initialized
if (!this.currentViewObj)
return;
var addon = this.currentViewObj.getSelectedAddon();
for (let commandId in this.commands)
this.updateCommand(commandId, addon);
},
updateCommand: function(aCommandId, aAddon) {
if (typeof aAddon == "undefined")
aAddon = this.currentViewObj.getSelectedAddon();
var cmd = this.commands[aCommandId];
var cmdElt = document.getElementById(aCommandId);
cmdElt.setAttribute("disabled", !cmd.isEnabled(aAddon));
if ("getTooltip" in cmd) {
let tooltip = cmd.getTooltip(aAddon);
if (tooltip)
cmdElt.setAttribute("tooltiptext", tooltip);
else
cmdElt.removeAttribute("tooltiptext");
}
},
doCommand: function(aCommand, aAddon) {
if (!this.supportsCommand(aCommand))
return;
var cmd = this.commands[aCommand];
if (!aAddon)
aAddon = this.currentViewObj.getSelectedAddon();
if (!cmd.isEnabled(aAddon))
return;
cmd.doCommand(aAddon);
},
onEvent: function() {}
};
function formatDate(aDate) {
return Cc["@mozilla.org/intl/scriptabledateformat;1"]
.getService(Ci.nsIScriptableDateFormat)
.FormatDate("",
Ci.nsIScriptableDateFormat.dateFormatLong,
aDate.getFullYear(),
aDate.getMonth() + 1,
aDate.getDate()
);
}
function hasPermission(aAddon, aPerm) {
var perm = AddonManager["PERM_CAN_" + aPerm.toUpperCase()];
return !!(aAddon.permissions & perm);
}
function isPending(aAddon, aAction) {
var action = AddonManager["PENDING_" + aAction.toUpperCase()];
return !!(aAddon.pendingOperations & action);
}
function isInState(aInstall, aState) {
var state = AddonManager["STATE_" + aState.toUpperCase()];
return aInstall.state == state;
}
function shouldAutoUpdate(aAddon, aDefault) {
if (!("applyBackgroundUpdates" in aAddon))
return false;
if (aAddon.applyBackgroundUpdates == AddonManager.AUTOUPDATE_ENABLE)
return true;
if (aAddon.applyBackgroundUpdates == AddonManager.AUTOUPDATE_DISABLE)
return false;
return aDefault !== undefined ? aDefault : AddonManager.autoUpdateDefault;
}
function createItem(aObj, aIsInstall, aIsRemote) {
let item = document.createElement("richlistitem");
item.setAttribute("class", "addon addon-view");
item.setAttribute("name", aObj.name);
item.setAttribute("type", aObj.type);
item.setAttribute("remote", !!aIsRemote);
if (aIsInstall) {
item.mInstall = aObj;
if (aObj.state != AddonManager.STATE_INSTALLED) {
item.setAttribute("status", "installing");
return item;
}
aObj = aObj.addon;
}
item.mAddon = aObj;
item.setAttribute("status", "installed");
// set only attributes needed for sorting and XBL binding,
// the binding handles the rest
item.setAttribute("value", aObj.id);
return item;
}
function sortElements(aElements, aSortBy, aAscending) {
const DATE_FIELDS = ["updateDate"];
const INTEGER_FIELDS = ["size", "relevancescore"];
function dateCompare(a, b) {
var aTime = a.getTime();
var bTime = b.getTime();
if (aTime < bTime)
return -1;
if (aTime > bTime)
return 1;
return 0;
}
function intCompare(a, b) {
return a - b;
}
function stringCompare(a, b) {
return a.localeCompare(b);
}
function getValue(aObj) {
if (!aObj)
return null;
if (aObj.hasAttribute(aSortBy))
return aObj.getAttribute(aSortBy);
addon = aObj.mAddon || aObj.mInstall;
if (!addon)
return null;
return addon[aSortBy];
}
var sortFunc = stringCompare;
if (DATE_FIELDS.indexOf(aSortBy) != -1)
sortFunc = dateCompare;
else if (INTEGER_FIELDS.indexOf(aSortBy) != -1)
sortFunc = intCompare;
aElements.sort(function(a, b) {
if (!aAscending)
[a, b] = [b, a];
var aValue = getValue(a);
var bValue = getValue(b);
if (!aValue && !bValue)
return 0;
if (!aValue)
return -1;
if (!bValue)
return 1;
return sortFunc(aValue, bValue);
});
}
function sortList(aList, aSortBy, aAscending) {
var elements = Array.slice(aList.childNodes, 0);
sortElements(elements, aSortBy, aAscending);
while (aList.listChild)
aList.removeChild(aList.lastChild);
elements.forEach(function(aElement) {
aList.appendChild(aElement);
});
}
function getAddonsAndInstalls(aType, aCallback) {
let addons = null, installs = null;
let types = (aType != null) ? [aType] : null;
AddonManager.getAddonsByTypes(types, function(aAddonsList) {
addons = aAddonsList;
if (installs != null)
aCallback(addons, installs);
});
AddonManager.getInstallsByTypes(types, function(aInstallsList) {
// skip over upgrade installs and non-active installs
installs = aInstallsList.filter(function(aInstall) {
return !(aInstall.existingAddon ||
aInstall.state == AddonManager.STATE_AVAILABLE);
});
if (addons != null)
aCallback(addons, installs)
});
}
function doPendingUninstalls(aListBox) {
// Uninstalling add-ons can mutate the list so find the add-ons first then
// uninstall them
var items = [];
var listitem = aListBox.firstChild;
while (listitem) {
if (listitem.getAttribute("pending") == "uninstall" &&
!listitem.isPending("uninstall"))
items.push(listitem.mAddon);
listitem = listitem.nextSibling;
}
items.forEach(function(aAddon) { aAddon.uninstall(); });
}
var gCategories = {
node: null,
_search: null,
_maybeHidden: null,
initialize: function() {
this.node = document.getElementById("categories");
this._search = this.get("addons://search/");
this.maybeHideSearch();
var self = this;
this.node.addEventListener("select", function() {
self.maybeHideSearch();
gViewController.loadView(self.node.selectedItem.value);
}, false);
this.node.addEventListener("click", function(aEvent) {
var selectedItem = self.node.selectedItem;
if (aEvent.target.localName == "richlistitem" &&
aEvent.target == selectedItem) {
var viewId = selectedItem.value;
if (gViewController.parseViewId(viewId).type == "search") {
viewId += encodeURIComponent(gHeader.searchQuery);
}
gViewController.loadView(viewId);
}
}, false);
this._maybeHidden = ["addons://list/locale", "addons://list/searchengine"];
gPendingInitializations += this._maybeHidden.length;
this._maybeHidden.forEach(function(aId) {
var type = gViewController.parseViewId(aId).param;
getAddonsAndInstalls(type, function(aAddonsList, aInstallsList) {
var hidden = (aAddonsList.length == 0 && aInstallsList.length == 0);
var item = self.get(aId);
// Don't load view that is becoming hidden
if (hidden && aId == gViewController.currentViewId)
gViewController.loadView(VIEW_DEFAULT);
item.hidden = hidden;
if (aAddonsList.length > 0 || aInstallsList.length > 0) {
notifyInitialized();
return;
}
gEventManager.registerInstallListener({
onDownloadStarted: function(aInstall) {
this._maybeShowCategory(aInstall);
},
onInstallStarted: function(aInstall) {
this._maybeShowCategory(aInstall);
},
onInstallEnded: function(aInstall, aAddon) {
this._maybeShowCategory(aAddon);
},
onExternalInstall: function(aAddon, aExistingAddon, aRequiresRestart) {
this._maybeShowCategory(aAddon);
},
_maybeShowCategory: function(aAddon) {
if (type == aAddon.type) {
self.get(aId).hidden = false;
gEventManager.unregisterInstallListener(this);
}
}
});
notifyInitialized();
});
});
},
shutdown: function() {
// Force persist of hidden state. See bug 15232
var self = this;
this._maybeHidden.forEach(function(aId) {
var item = self.get(aId);
item.setAttribute("hidden", !!item.hidden);
});
},
select: function(aId, aPreviousView) {
var view = gViewController.parseViewId(aId);
if (view.type == "detail") {
aId = aPreviousView;
view = gViewController.parseViewId(aPreviousView);
}
if (this.node.selectedItem &&
this.node.selectedItem.value == aId) {
this.node.selectedItem.hidden = false;
this.node.selectedItem.disabled = false;
return;
}
if (view.type == "search")
var item = this._search;
else
var item = this.get(aId);
if (item) {
item.hidden = false;
item.disabled = false;
this.node.suppressOnSelect = true;
this.node.selectedItem = item;
this.node.suppressOnSelect = false;
this.node.ensureElementIsVisible(item);
// When supressing onselect last-selected doesn't get updated
this.node.setAttribute("last-selected", item.id);
this.maybeHideSearch();
}
},
get: function(aId) {
var items = document.getElementsByAttribute("value", aId);
if (items.length)
return items[0];
return null;
},
setBadge: function(aId, aCount) {
let item = this.get(aId);
if (item)
item.badgeCount = aCount;
},
maybeHideSearch: function() {
var view = gViewController.parseViewId(this.node.selectedItem.value);
this._search.disabled = view.type != "search";
}
};
var gHeader = {
_search: null,
_dest: "",
initialize: function() {
this._search = document.getElementById("header-search");
this._search.addEventListener("command", function(aEvent) {
var query = aEvent.target.value;
if (query.length == 0)
return false;
gViewController.loadView("addons://search/" + encodeURIComponent(query));
}, false);
if (this.shouldShowNavButtons) {
document.getElementById("back-btn").hidden = false;
document.getElementById("forward-btn").hidden = false;
}
},
get shouldShowNavButtons() {
var docshellItem = window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShellTreeItem);
// If there is no outer frame then make the buttons visible
if (docshellItem.rootTreeItem == docshellItem)
return true;
var outerWin = docshellItem.rootTreeItem.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindow);
var outerDoc = outerWin.document;
var node = outerDoc.getElementById("back-button");
// If the outer frame has no back-button then make the buttons visible
if (!node)
return true;
// If the back-button or any of its parents are hidden then make the buttons
// visible
while (node != outerDoc) {
var style = outerWin.getComputedStyle(node, "");
if (style.display == "none")
return true;
if (style.visibility != "visible")
return true;
node = node.parentNode;
}
return false;
},
get searchQuery() {
return this._search.value;
},
set searchQuery(aQuery) {
this._search.value = aQuery;
},
};
var gDiscoverView = {
node: null,
enabled: true,
// Set to true after the view is first shown. If initialization completes
// after this then it must also load the discover homepage
loaded: false,
_browser: null,
initialize: function() {
if (Services.prefs.getPrefType(PREF_DISCOVERURL) == Services.prefs.PREF_INVALID) {
this.enabled = false;
gCategories.get("addons://discover/").hidden = true;
return;
}
this.node = document.getElementById("discover-view");
this._browser = document.getElementById("discover-browser");
var url = Cc["@mozilla.org/toolkit/URLFormatterService;1"]
.getService(Ci.nsIURLFormatter)
.formatURLPref(PREF_DISCOVERURL);
var browser = gDiscoverView._browser;
if (Services.prefs.getBoolPref(PREF_BACKGROUND_UPDATE) == false) {
browser.homePage = url;
return;
}
gPendingInitializations++;
AddonManager.getAllAddons(function(aAddons) {
var list = {};
aAddons.forEach(function(aAddon) {
list[aAddon.id] = {
name: aAddon.name,
version: aAddon.version,
type: aAddon.type,
userDisabled: aAddon.userDisabled,
isCompatible: aAddon.isCompatible,
isBlocklisted: aAddon.blocklistState == Ci.nsIBlocklistService.STATE_BLOCKED
}
});
browser.homePage = url + "#" + JSON.stringify(list);
if (gDiscoverView.loaded) {
browser.addEventListener("load", function() {
browser.removeEventListener("load", arguments.callee, true);
notifyInitialized();
}, true);
browser.goHome();
} else {
notifyInitialized();
}
});
},
show: function() {
if (!this.loaded) {
this.loaded = true;
var browser = gDiscoverView._browser;
browser.addEventListener("load", function() {
browser.removeEventListener("load", arguments.callee, true);
gViewController.updateCommands();
gViewController.notifyViewChanged();
}, true);
browser.goHome();
} else {
gViewController.updateCommands();
gViewController.notifyViewChanged();
}
},
hide: function() { },
getSelectedAddon: function() null
};
var gCachedAddons = {};
var gSearchView = {
node: null,
_filter: null,
_sorters: null,
_loading: null,
_listBox: null,
_emptyNotice: null,
_allResultsLink: null,
_lastQuery: null,
_lastRemoteTotal: 0,
_pendingSearches: 0,
initialize: function() {
this.node = document.getElementById("search-view");
this._filter = document.getElementById("search-filter-radiogroup");
this._sorters = document.getElementById("search-sorters");
this._sorters.handler = this;
this._loading = document.getElementById("search-loading");
this._listBox = document.getElementById("search-list");
this._emptyNotice = document.getElementById("search-list-empty");
this._allResultsLink = document.getElementById("search-allresults-link");
var self = this;
this._listBox.addEventListener("keydown", function(aEvent) {
if (aEvent.keyCode == aEvent.DOM_VK_ENTER ||
aEvent.keyCode == aEvent.DOM_VK_RETURN) {
var item = self._listBox.selectedItem;
if (item)
item.showInDetailView();
}
}, false);
this._filter.addEventListener("command", function() self.updateView(), false);
},
shutdown: function() {
if (AddonRepository.isSearching)
AddonRepository.cancelSearch();
},
get isSearching() {
return this._pendingSearches > 0;
},
show: function(aQuery, aRequest) {
gEventManager.registerInstallListener(this);
this.showEmptyNotice(false);
this.showAllResultsLink(0);
this.showLoading(true);
gHeader.searchQuery = aQuery;
aQuery = aQuery.trim().toLocaleLowerCase();
if (this._lastQuery == aQuery) {
this.updateView();
gViewController.notifyViewChanged();
return;
}
this._lastQuery = aQuery;
if (AddonRepository.isSearching)
AddonRepository.cancelSearch();
while (this._listBox.firstChild.localName == "richlistitem")
this._listBox.removeChild(this._listBox.firstChild);
var self = this;
gCachedAddons = {};
this._pendingSearches = 2;
this._sorters.setSort("relevancescore", false);
var elements = [];
function createSearchResults(aObjsList, aIsInstall, aIsRemote) {
aObjsList.forEach(function(aObj) {
let score = 0;
if (aQuery.length > 0) {
score = self.getMatchScore(aObj, aQuery);
if (score == 0 && !aIsRemote)
return;
}
let item = createItem(aObj, aIsInstall, aIsRemote);
item.setAttribute("relevancescore", score);
if (aIsRemote)
gCachedAddons[aObj.id] = aObj;
elements.push(item);
});
}
function finishSearch(createdCount) {
if (elements.length > 0) {
sortElements(elements, self._sorters.sortBy, self._sorters.ascending);
elements.forEach(function(aElement) {
self._listBox.insertBefore(aElement, self._listBox.lastChild);
});
self.updateListAttributes();
}
self._pendingSearches--;
self.updateView();
if (!self.isSearching)
gViewController.notifyViewChanged();
}
getAddonsAndInstalls(null, function(aAddons, aInstalls) {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
createSearchResults(aAddons, false, false);
createSearchResults(aInstalls, true, false);
finishSearch();
});
var maxRemoteResults = 0;
try {
maxRemoteResults = Services.prefs.getIntPref(PREF_MAXRESULTS);
} catch(e) {}
if (maxRemoteResults <= 0) {
finishSearch(0);
return;
}
AddonRepository.searchAddons(aQuery, maxRemoteResults, {
searchFailed: function() {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
self._lastRemoteTotal = 0;
// XXXunf Better handling of AMO search failure. See bug 579502
finishSearch(0); // Silently fail
},
searchSucceeded: function(aAddonsList, aAddonCount, aTotalResults) {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
if (aTotalResults > maxRemoteResults)
self._lastRemoteTotal = aTotalResults;
else
self._lastRemoteTotal = 0;
var createdCount = createSearchResults(aAddonsList, false, true);
finishSearch(createdCount);
}
});
},
showLoading: function(aLoading) {
this._loading.hidden = !aLoading;
this._listBox.hidden = aLoading;
},
updateView: function() {
var showLocal = this._filter.value == "local";
this._listBox.setAttribute("local", showLocal);
this._listBox.setAttribute("remote", !showLocal);
this.showLoading(this.isSearching && !showLocal);
if (!this.isSearching) {
var isEmpty = true;
var results = this._listBox.getElementsByTagName("richlistitem");
for (let i = 0; i < results.length; i++) {
var isRemote = (results[i].getAttribute("remote") == "true");
if ((isRemote && !showLocal) || (!isRemote && showLocal)) {
isEmpty = false;
break;
}
}
this.showEmptyNotice(isEmpty);
this.showAllResultsLink(this._lastRemoteTotal);
}
gViewController.updateCommands();
},
hide: function() {
gEventManager.unregisterInstallListener(this);
doPendingUninstalls(this._listBox);
},
getMatchScore: function(aObj, aQuery) {
var score = 0;
score += this.calculateMatchScore(aObj.name, aQuery,
SEARCH_SCORE_MULTIPLIER_NAME);
score += this.calculateMatchScore(aObj.description, aQuery,
SEARCH_SCORE_MULTIPLIER_DESCRIPTION);
return score;
},
calculateMatchScore: function(aStr, aQuery, aMultiplier) {
var score = 0;
if (!aStr || aQuery.length == 0)
return score;
aStr = aStr.trim().toLocaleLowerCase();
var haystack = aStr.split(/\s+/);
var needles = aQuery.split(/\s+/);
for (let n = 0; n < needles.length; n++) {
for (let h = 0; h < haystack.length; h++) {
if (haystack[h] == needles[n]) {
// matching whole words is best
score += SEARCH_SCORE_MATCH_WHOLEWORD;
} else {
let i = haystack[h].indexOf(needles[n]);
if (i == 0) // matching on word boundries is also good
score += SEARCH_SCORE_MATCH_WORDBOUNDRY;
else if (i > 0) // substring matches not so good
score += SEARCH_SCORE_MATCH_SUBSTRING;
}
}
}
// give progressively higher score for longer queries, since longer queries
// are more likely to be unique and therefore more relevant.
if (needles.length > 1 && aStr.indexOf(aQuery) != -1)
score += needles.length;
return score * aMultiplier;
},
showEmptyNotice: function(aShow) {
this._emptyNotice.hidden = !aShow;
this._listBox.hidden = aShow;
},
showAllResultsLink: function(aTotalResults) {
if (aTotalResults == 0) {
this._allResultsLink.hidden = true;
return;
}
var linkStr = gStrings.ext.GetStringFromName("showAllSearchResults");
linkStr = PluralForm.get(aTotalResults, linkStr);
linkStr = linkStr.replace("#1", aTotalResults);
this._allResultsLink.setAttribute("value", linkStr);
this._allResultsLink.setAttribute("href",
AddonRepository.getSearchURL(this._lastQuery));
this._allResultsLink.hidden = false;
},
updateListAttributes: function() {
var item = this._listBox.querySelector("richlistitem[remote='true'][first]");
if (item)
item.removeAttribute("first");
item = this._listBox.querySelector("richlistitem[remote='true'][last]");
if (item)
item.removeAttribute("last");
var items = this._listBox.querySelectorAll("richlistitem[remote='true']");
if (items.length > 0) {
items[0].setAttribute("first", true);
items[items.length - 1].setAttribute("last", true);
}
item = this._listBox.querySelector("richlistitem:not([remote='true'])[first]");
if (item)
item.removeAttribute("first");
item = this._listBox.querySelector("richlistitem:not([remote='true'])[last]");
if (item)
item.removeAttribute("last");
items = this._listBox.querySelectorAll("richlistitem:not([remote='true'])");
if (items.length > 0) {
items[0].setAttribute("first", true);
items[items.length - 1].setAttribute("last", true);
}
},
onSortChanged: function(aSortBy, aAscending) {
var footer = this._listBox.lastChild;
this._listBox.removeChild(footer);
sortList(this._listBox, aSortBy, aAscending);
this.updateListAttributes();
this._listBox.appendChild(footer);
},
onDownloadCancelled: function(aInstall) {
this.removeInstall(aInstall);
},
onInstallCancelled: function(aInstall) {
this.removeInstall(aInstall);
},
removeInstall: function(aInstall) {
for (let i = 0; i < this._listBox.childNodes.length; i++) {
let item = this._listBox.childNodes[i];
if (item.mInstall == aInstall) {
this._listBox.removeChild(item);
return;
}
}
},
getSelectedAddon: function() {
var item = this._listBox.selectedItem;
if (item)
return item.mAddon;
return null;
},
getListItemForID: function(aId) {
var listitem = this._listBox.firstChild;
while (listitem) {
if (listitem.getAttribute("status") == "installed" && listitem.mAddon.id == aId)
return listitem;
listitem = listitem.nextSibling;
}
}
};
var gListView = {
node: null,
_listBox: null,
_emptyNotice: null,
_sorters: null,
_type: null,
initialize: function() {
this.node = document.getElementById("list-view");
this._sorters = document.getElementById("list-sorters");
this._sorters.handler = this;
this._listBox = document.getElementById("addon-list");
this._emptyNotice = document.getElementById("addon-list-empty");
var self = this;
this._listBox.addEventListener("keydown", function(aEvent) {
if (aEvent.keyCode == aEvent.DOM_VK_ENTER ||
aEvent.keyCode == aEvent.DOM_VK_RETURN) {
var item = self._listBox.selectedItem;
if (item)
item.showInDetailView();
}
}, false);
},
show: function(aType, aRequest) {
this._type = aType;
this.node.setAttribute("type", aType);
this.showEmptyNotice(false);
while (this._listBox.itemCount > 0)
this._listBox.removeItemAt(0);
var self = this;
getAddonsAndInstalls(aType, function(aAddonsList, aInstallsList) {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
var elements = [];
for (let i = 0; i < aAddonsList.length; i++)
elements.push(createItem(aAddonsList[i]));
for (let i = 0; i < aInstallsList.length; i++)
elements.push(createItem(aInstallsList[i], true));
self.showEmptyNotice(elements.length == 0);
if (elements.length > 0) {
sortElements(elements, self._sorters.sortBy, self._sorters.ascending);
elements.forEach(function(aElement) {
self._listBox.appendChild(aElement);
});
}
gEventManager.registerInstallListener(self);
gViewController.updateCommands();
gViewController.notifyViewChanged();
});
},
hide: function() {
gEventManager.unregisterInstallListener(this);
doPendingUninstalls(this._listBox);
},
showEmptyNotice: function(aShow) {
this._emptyNotice.hidden = !aShow;
},
onSortChanged: function(aSortBy, aAscending) {
sortList(this._listBox, aSortBy, aAscending);
},
onExternalInstall: function(aAddon, aExistingAddon, aRequiresRestart) {
// The existing list item will take care of upgrade installs
if (aExistingAddon)
return;
this.addItem(aAddon);
},
onDownloadStarted: function(aInstall) {
this.addItem(aInstall, true);
},
onInstallStarted: function(aInstall) {
this.addItem(aInstall, true);
},
onDownloadCancelled: function(aInstall) {
this.removeItem(aInstall, true);
},
onInstallCancelled: function(aInstall) {
this.removeItem(aInstall, true);
},
onInstallEnded: function(aInstall) {
// Remove any install entries for upgrades, their status will appear against
// the existing item
if (aInstall.existingAddon)
this.removeItem(aInstall, true);
},
addItem: function(aObj, aIsInstall) {
if (aObj.type != this._type)
return;
let prop = aIsInstall ? "mInstall" : "mAddon";
for (let i = 0; i < this._listBox.itemCount; i++) {
let item = this._listBox.childNodes[i];
if (item[prop] == aObj)
return;
}
let item = createItem(aObj, aIsInstall);
this._listBox.insertBefore(item, this._listBox.firstChild);
this.showEmptyNotice(false);
},
removeItem: function(aObj, aIsInstall) {
let prop = aIsInstall ? "mInstall" : "mAddon";
for (let i = 0; i < this._listBox.itemCount; i++) {
let item = this._listBox.childNodes[i];
if (item[prop] == aObj) {
this._listBox.removeChild(item);
this.showEmptyNotice(this._listBox.itemCount == 0);
return;
}
}
},
getSelectedAddon: function() {
var item = this._listBox.selectedItem;
if (item)
return item.mAddon;
return null;
},
getListItemForID: function(aId) {
var listitem = this._listBox.firstChild;
while (listitem) {
if (listitem.getAttribute("status") == "installed" && listitem.mAddon.id == aId)
return listitem;
listitem = listitem.nextSibling;
}
}
};
var gDetailView = {
node: null,
_addon: null,
_loadingTimer: null,
_updatePrefs: null,
_autoUpdate: null,
initialize: function() {
this.node = document.getElementById("detail-view");
this._autoUpdate = document.getElementById("detail-autoUpdate");
var self = this;
this._autoUpdate.addEventListener("command", function() {
self._addon.applyBackgroundUpdates = self._autoUpdate.value;
}, true);
this._updatePrefs = Services.prefs.getBranch("extensions.update.");
this._updatePrefs.QueryInterface(Ci.nsIPrefBranch2);
},
shutdown: function() {
this._updatePrefs.removeObserver("", this);
delete this._updatePrefs;
},
observe: function(aSubject, aTopic, aData) {
if (aTopic == "nsPref:changed" && aData == "autoUpdateDefault") {
this.onPropertyChanged(["applyBackgroundUpdates"]);
}
},
_updateView: function(aAddon, aIsRemote) {
this._updatePrefs.addObserver("", this, false);
this.clearLoading();
this._addon = aAddon;
gEventManager.registerAddonListener(this, aAddon.id);
gEventManager.registerInstallListener(this);
this.node.setAttribute("type", aAddon.type);
document.getElementById("detail-name").textContent = aAddon.name;
var icon = aAddon.icon64URL ? aAddon.icon64URL : aAddon.iconURL;
document.getElementById("detail-icon").src = icon ? icon : null;
document.getElementById("detail-creator").setCreator(aAddon.creator, aAddon.homepageURL);
var version = document.getElementById("detail-version");
if (aAddon.version) {
version.hidden = false;
version.value = aAddon.version;
} else {
version.hidden = true;
}
var screenshot = document.getElementById("detail-screenshot");
if (aAddon.screenshots && aAddon.screenshots.length > 0) {
if (aAddon.screenshots[0].thumbnailURL)
screenshot.src = aAddon.screenshots[0].thumbnailURL;
else
screenshot.src = aAddon.screenshots[0].url;
screenshot.hidden = false;
} else {
screenshot.hidden = true;
}
var desc = document.getElementById("detail-desc");
desc.textContent = aAddon.fullDescription ? aAddon.fullDescription
: aAddon.description;
var contributions = document.getElementById("detail-contributions");
if ("contributionURL" in aAddon && aAddon.contributionURL) {
contributions.hidden = false;
var amount = document.getElementById("detail-contrib-suggested");
amount.value = gStrings.ext.formatStringFromName("contributionAmount2",
[aAddon.contributionAmount],
1);
} else {
contributions.hidden = true;
}
var updateDateRow = document.getElementById("detail-dateUpdated");
if (aAddon.updateDate) {
var date = formatDate(aAddon.updateDate);
updateDateRow.value = date;
} else {
updateDateRow.value = null;
}
// TODO if the add-on was downloaded from releases.mozilla.org link to the
// AMO profile (bug 590344)
if (false) {
document.getElementById("detail-repository-row").hidden = false;
document.getElementById("detail-homepage-row").hidden = true;
var repository = document.getElementById("detail-repository");
repository.value = aAddon.homepageURL;
repository.href = aAddon.homepageURL;
} else if (aAddon.homepageURL) {
document.getElementById("detail-repository-row").hidden = true;
document.getElementById("detail-homepage-row").hidden = false;
var homepage = document.getElementById("detail-homepage");
homepage.value = aAddon.homepageURL;
homepage.href = aAddon.homepageURL;
} else {
document.getElementById("detail-repository-row").hidden = true;
document.getElementById("detail-homepage-row").hidden = true;
}
var rating = document.getElementById("detail-rating");
if (aAddon.averageRating) {
rating.averageRating = aAddon.averageRating;
rating.hidden = false;
} else {
rating.hidden = true;
}
var reviews = document.getElementById("detail-reviews");
if (aAddon.reviewURL) {
var text = gStrings.ext.GetStringFromName("numReviews");
text = PluralForm.get(aAddon.reviewCount, text)
text = text.replace("#1", aAddon.reviewCount);
reviews.value = text;
reviews.hidden = false;
reviews.href = aAddon.reviewURL;
} else {
reviews.hidden = true;
}
document.getElementById("detail-rating-row").hidden = !aAddon.averageRating && !aAddon.reviewURL;
var sizeRow = document.getElementById("detail-size");
if (aAddon.size && aIsRemote) {
let [size, unit] = DownloadUtils.convertByteUnits(parseInt(aAddon.size));
let formatted = gStrings.dl.GetStringFromName("doneSize");
formatted = formatted.replace("#1", size).replace("#2", unit);
sizeRow.value = formatted;
} else {
sizeRow.value = null;
}
var downloadsRow = document.getElementById("detail-downloads");
if (aAddon.totalDownloads && aIsRemote) {
var downloads = aAddon.totalDownloads;
downloadsRow.value = downloads;
} else {
downloadsRow.value = null;
}
var canUpdate = !aIsRemote && hasPermission(aAddon, "upgrade");
document.getElementById("detail-updates-row").hidden = !canUpdate;
if ("applyBackgroundUpdates" in aAddon) {
this._autoUpdate.hidden = false;
this._autoUpdate.value = aAddon.applyBackgroundUpdates;
let hideFindUpdates = shouldAutoUpdate(this._addon);
document.getElementById("detail-findUpdates-btn").hidden = hideFindUpdates;
} else {
this._autoUpdate.hidden = true;
document.getElementById("detail-findUpdates-btn").hidden = false;
}
document.getElementById("detail-prefs-btn").hidden = !aIsRemote && !aAddon.optionsURL;
var gridRows = document.querySelectorAll("#detail-grid rows row");
for (var i = 0, first = true; i < gridRows.length; ++i) {
if (first && window.getComputedStyle(gridRows[i], null).getPropertyValue("display") != "none") {
gridRows[i].setAttribute("first-row", true);
first = false;
} else {
gridRows[i].removeAttribute("first-row");
}
}
this.updateState();
gViewController.updateCommands();
gViewController.notifyViewChanged();
},
show: function(aAddonId, aRequest) {
var self = this;
this._loadingTimer = setTimeout(function() {
self.node.setAttribute("loading-extended", true);
}, LOADING_MSG_DELAY);
var view = gViewController.currentViewId;
AddonManager.getAddonByID(aAddonId, function(aAddon) {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
if (aAddon) {
self._updateView(aAddon, false);
return;
}
// Look for an add-on pending install
AddonManager.getAllInstalls(function(aInstalls) {
for (let i = 0; i < aInstalls.length; i++) {
if (aInstalls[i].state == AddonManager.STATE_INSTALLED &&
aInstalls[i].addon.id == aAddonId) {
self._updateView(aInstalls[i].addon, false);
return;
}
}
if (aAddonId in gCachedAddons) {
self._updateView(gCachedAddons[aAddonId], true);
return;
}
// This case should never happen in normal operation
});
});
},
hide: function() {
this._updatePrefs.removeObserver("", this);
this.clearLoading();
gEventManager.unregisterAddonListener(this, this._addon.id);
gEventManager.unregisterInstallListener(this);
this._addon = null;
},
updateState: function() {
gViewController.updateCommands();
var pending = this._addon.pendingOperations;
if (pending != AddonManager.PENDING_NONE) {
this.node.removeAttribute("notification");
var pending = null;
["enable", "disable", "install", "uninstall", "upgrade"].forEach(function(aOp) {
if (isPending(this._addon, aOp))
pending = aOp;
}, this);
this.node.setAttribute("pending", pending);
document.getElementById("detail-pending").textContent = gStrings.ext.formatStringFromName(
"details.notification." + pending,
[this._addon.name, gStrings.brandShortName], 2
);
} else {
this.node.removeAttribute("pending");
if (this._addon.blocklistState == Ci.nsIBlocklistService.STATE_BLOCKED) {
this.node.setAttribute("notification", "error");
document.getElementById("detail-error").textContent = gStrings.ext.formatStringFromName(
"details.notification.blocked",
[this._addon.name], 1
);
var errorLink = document.getElementById("detail-error-link");
errorLink.value = gStrings.ext.GetStringFromName("details.notification.blocked.link");
errorLink.href = Services.urlFormatter.formatURLPref("extensions.blocklist.detailsURL");
errorLink.hidden = false;
} else if (!this._addon.isCompatible) {
this.node.setAttribute("notification", "warning");
document.getElementById("detail-warning").textContent = gStrings.ext.formatStringFromName(
"details.notification.incompatible",
[this._addon.name, gStrings.brandShortName, gStrings.appVersion], 3
);
document.getElementById("detail-warning-link").hidden = true;
} else if (this._addon.blocklistState == Ci.nsIBlocklistService.STATE_SOFTBLOCKED) {
this.node.setAttribute("notification", "warning");
document.getElementById("detail-warning").textContent = gStrings.ext.formatStringFromName(
"details.notification.softblocked",
[this._addon.name], 1
);
var warningLink = document.getElementById("detail-warning-link");
warningLink.value = gStrings.ext.GetStringFromName("details.notification.softblocked.link");
warningLink.href = Services.urlFormatter.formatURLPref("extensions.blocklist.detailsURL");
warningLink.hidden = false;
} else if (this._addon.blocklistState == Ci.nsIBlocklistService.STATE_OUTDATED) {
this.node.setAttribute("notification", "warning");
document.getElementById("detail-warning").textContent = gStrings.ext.formatStringFromName(
"details.notification.outdated",
[this._addon.name], 1
);
var warningLink = document.getElementById("detail-warning-link");
warningLink.value = gStrings.ext.GetStringFromName("details.notification.outdated.link");
warningLink.href = Services.urlFormatter.formatURLPref("plugins.update.url");
warningLink.hidden = false;
} else {
this.node.removeAttribute("notification");
}
}
this.node.setAttribute("active", this._addon.isActive);
},
clearLoading: function() {
if (this._loadingTimer) {
clearTimeout(this._loadingTimer);
this._loadingTimer = null;
}
this.node.removeAttribute("loading-extended");
},
getSelectedAddon: function() {
return this._addon;
},
onEnabling: function() {
this.updateState();
},
onEnabled: function() {
this.updateState();
},
onDisabling: function() {
this.updateState();
},
onDisabled: function() {
this.updateState();
},
onUninstalling: function() {
this.updateState();
},
onUninstalled: function() {
gViewController.popState();
},
onOperationCancelled: function() {
this.updateState();
},
onPropertyChanged: function(aProperties) {
if (aProperties.indexOf("applyBackgroundUpdates") != -1) {
this._autoUpdate.value = this._addon.applyBackgroundUpdates;
let hideFindUpdates = shouldAutoUpdate(this._addon);
document.getElementById("detail-findUpdates-btn").hidden = hideFindUpdates;
}
},
onExternalInstall: function(aAddon, aExistingAddon, aNeedsRestart) {
// Only care about upgrades for the currently displayed add-on
if (!aExistingAddon || aExistingAddon.id != this._addon.id)
return;
if (!aNeedsRestart)
this._updateView(aAddon, false);
else
this.updateState();
},
onInstallCancelled: function(aInstall) {
if (aInstall.addon.id == this._addon.id)
gViewController.popState();
}
};
var gUpdatesView = {
node: null,
_listBox: null,
_emptyNotice: null,
_sorters: null,
_updateSelected: null,
_updatePrefs: null,
_categoryItem: null,
initialize: function() {
this.node = document.getElementById("updates-view");
this._listBox = document.getElementById("updates-list");
this._emptyNotice = document.getElementById("updates-list-empty");
this._sorters = document.getElementById("updates-sorters");
this._sorters.handler = this;
this._categoryItem = gCategories.get("addons://updates/available");
this._updateSelected = document.getElementById("update-selected-btn");
this._updateSelected.addEventListener("command", function() {
gUpdatesView.installSelected();
}, false);
this._updatePrefs = Services.prefs.getBranch("extensions.update.");
this._updatePrefs.QueryInterface(Ci.nsIPrefBranch2);
this._updatePrefs.addObserver("", this, false);
this.updateAvailableCount(true);
AddonManager.addAddonListener(this);
AddonManager.addInstallListener(this);
},
shutdown: function() {
AddonManager.removeAddonListener(this);
AddonManager.removeInstallListener(this);
this._updatePrefs.removeObserver("", this);
delete this._updatePrefs;
},
show: function(aType, aRequest) {
document.getElementById("empty-availableUpdates-msg").hidden = aType != "available";
document.getElementById("empty-recentUpdates-msg").hidden = aType != "recent";
this.showEmptyNotice(false);
while (this._listBox.itemCount > 0)
this._listBox.removeItemAt(0);
this.node.setAttribute("updatetype", aType);
if (aType == "recent")
this._showRecentUpdates(aRequest);
else
this._showAvailableUpdates(false, aRequest);
},
hide: function() {
this._updateSelected.hidden = true;
this._categoryItem.disabled = this._categoryItem.badgeCount == 0;
doPendingUninstalls(this._listBox);
},
_showRecentUpdates: function(aRequest) {
var self = this;
AddonManager.getAllAddons(function(aAddonsList) {
if (gViewController && aRequest != gViewController.currentViewRequest)
return;
var elements = [];
let threshold = Date.now() - UPDATES_RECENT_TIMESPAN;
aAddonsList.forEach(function(aAddon) {
if (!aAddon.updateDate || aAddon.updateDate.getTime() < threshold)
return;
elements.push(createItem(aAddon));
});
self.showEmptyNotice(elements.length == 0);
if (elements.length > 0) {
sortElements(elements, self._sorters.sortBy, self._sorters.ascending);
elements.forEach(function(aElement) {
self._listBox.appendChild(aElement);
});
}
gViewController.notifyViewChanged();
});
},
_showAvailableUpdates: function(aIsRefresh, aRequest) {
/* Disable the Update Selected button so it can't get clicked
before everything is initialized asynchronously.
It will get re-enabled by maybeDisableUpdateSelected(). */
this._updateSelected.disabled = true;
var self = this;
AddonManager.getAllInstalls(function(aInstallsList) {
if (!aIsRefresh && gViewController && aRequest &&
aRequest != gViewController.currentViewRequest)
return;
if (aIsRefresh) {
self.showEmptyNotice(false);
self._updateSelected.hidden = true;
while (self._listBox.itemCount > 0)
self._listBox.removeItemAt(0);
}
var elements = [];
aInstallsList.forEach(function(aInstall) {
if (!self.isManualUpdate(aInstall))
return;
let item = createItem(aInstall.existingAddon);
item.setAttribute("upgrade", true);
item.addEventListener("IncludeUpdateChanged", function() {
self.maybeDisableUpdateSelected();
}, false);
elements.push(item);
});
self.showEmptyNotice(elements.length == 0);
if (elements.length > 0) {
self._updateSelected.hidden = false;
sortElements(elements, self._sorters.sortBy, self._sorters.ascending);
elements.forEach(function(aElement) {
self._listBox.appendChild(aElement);
});
}
// ensure badge count is in sync
self._categoryItem.badgeCount = self._listBox.itemCount;
gViewController.notifyViewChanged();
});
},
showEmptyNotice: function(aShow) {
this._emptyNotice.hidden = !aShow;
},
isManualUpdate: function(aInstall, aOnlyAvailable) {
var isManual = aInstall.existingAddon &&
!shouldAutoUpdate(aInstall.existingAddon);
if (isManual && aOnlyAvailable)
return isInState(aInstall, "available");
return isManual;
},
observe: function(aSubject, aTopic, aData) {
if (aTopic != "nsPref:changed")
return;
},
maybeRefresh: function() {
if (gViewController.currentViewId == "addons://updates/available")
this._showAvailableUpdates(true);
this.updateAvailableCount();
},
updateAvailableCount: function(aInitializing) {
if (aInitializing)
gPendingInitializations++;
var self = this;
AddonManager.getAllInstalls(function(aInstallsList) {
var count = aInstallsList.filter(function(aInstall) {
return self.isManualUpdate(aInstall, true);
}).length;
self._categoryItem.disabled = gViewController.currentViewObj != self &&
count == 0;
self._categoryItem.badgeCount = count;
if (aInitializing)
notifyInitialized();
});
},
maybeDisableUpdateSelected: function() {
for (let i = 0; i < this._listBox.childNodes.length; i++) {
let item = this._listBox.childNodes[i];
if (item.includeUpdate) {
this._updateSelected.disabled = false;
return;
}
}
this._updateSelected.disabled = true;
},
installSelected: function() {
for (let i = 0; i < this._listBox.childNodes.length; i++) {
let item = this._listBox.childNodes[i];
if (item.includeUpdate)
item.upgrade();
}
this._updateSelected.disabled = true;
},
getSelectedAddon: function() {
var item = this._listBox.selectedItem;
if (item)
return item.mAddon;
return null;
},
getListItemForID: function(aId) {
var listitem = this._listBox.firstChild;
while (listitem) {
if (listitem.mAddon.id == aId)
return listitem;
listitem = listitem.nextSibling;
}
return null;
},
onSortChanged: function(aSortBy, aAscending) {
sortList(this._listBox, aSortBy, aAscending);
},
onNewInstall: function(aInstall) {
if (!this.isManualUpdate(aInstall))
return;
this.maybeRefresh();
},
onInstallStarted: function(aInstall) {
this.updateAvailableCount();
},
onInstallCancelled: function(aInstall) {
if (!this.isManualUpdate(aInstall))
return;
this.maybeRefresh();
},
onPropertyChanged: function(aAddon, aProperties) {
if (aProperties.indexOf("applyBackgroundUpdates") != -1)
this.updateAvailableCount();
}
};
var gDragDrop = {
onDragOver: function(aEvent) {
var types = aEvent.dataTransfer.types;
if (types.contains("text/uri-list") ||
types.contains("text/x-moz-url") ||
types.contains("application/x-moz-file"))
aEvent.preventDefault();
},
onDrop: function(aEvent) {
var dataTransfer = aEvent.dataTransfer;
var urls = [];
// Convert every dropped item into a url
for (var i = 0; i < dataTransfer.mozItemCount; i++) {
var url = dataTransfer.mozGetDataAt("text/uri-list", i);
if (url) {
urls.push(url);
continue;
}
url = dataTransfer.mozGetDataAt("text/x-moz-url", i);
if (url) {
urls.push(url.split("\n")[0]);
continue;
}
var file = dataTransfer.mozGetDataAt("application/x-moz-file", i);
if (file) {
urls.push(Services.io.newFileURI(file).spec);
continue;
}
}
var pos = 0;
var installs = [];
function buildNextInstall() {
if (pos == urls.length) {
if (installs.length > 0) {
// Display the normal install confirmation for the installs
AddonManager.installAddonsFromWebpage("application/x-xpinstall", this,
null, installs);
}
return;
}
AddonManager.getInstallForURL(urls[pos++], function(aInstall) {
installs.push(aInstall);
buildNextInstall();
}, "application/x-xpinstall");
}
buildNextInstall();
aEvent.preventDefault();
}
};