gecko/browser/base/content/browser-addons.js

451 lines
16 KiB
JavaScript

# -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
const gXPInstallObserver = {
_findChildShell: function (aDocShell, aSoughtShell)
{
if (aDocShell == aSoughtShell)
return aDocShell;
var node = aDocShell.QueryInterface(Components.interfaces.nsIDocShellTreeItem);
for (var i = 0; i < node.childCount; ++i) {
var docShell = node.getChildAt(i);
docShell = this._findChildShell(docShell, aSoughtShell);
if (docShell == aSoughtShell)
return docShell;
}
return null;
},
_getBrowser: function (aDocShell)
{
for (let browser of gBrowser.browsers) {
if (this._findChildShell(browser.docShell, aDocShell))
return browser;
}
return null;
},
observe: function (aSubject, aTopic, aData)
{
var brandBundle = document.getElementById("bundle_brand");
var installInfo = aSubject.QueryInterface(Components.interfaces.amIWebInstallInfo);
var win = installInfo.originatingWindow;
var shell = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebNavigation)
.QueryInterface(Components.interfaces.nsIDocShell);
var browser = this._getBrowser(shell);
if (!browser)
return;
const anchorID = "addons-notification-icon";
var messageString, action;
var brandShortName = brandBundle.getString("brandShortName");
var notificationID = aTopic;
// Make notifications persist a minimum of 30 seconds
var options = {
timeout: Date.now() + 30000
};
switch (aTopic) {
case "addon-install-disabled":
notificationID = "xpinstall-disabled"
if (gPrefService.prefIsLocked("xpinstall.enabled")) {
messageString = gNavigatorBundle.getString("xpinstallDisabledMessageLocked");
buttons = [];
}
else {
messageString = gNavigatorBundle.getString("xpinstallDisabledMessage");
action = {
label: gNavigatorBundle.getString("xpinstallDisabledButton"),
accessKey: gNavigatorBundle.getString("xpinstallDisabledButton.accesskey"),
callback: function editPrefs() {
gPrefService.setBoolPref("xpinstall.enabled", true);
}
};
}
PopupNotifications.show(browser, notificationID, messageString, anchorID,
action, null, options);
break;
case "addon-install-blocked":
messageString = gNavigatorBundle.getFormattedString("xpinstallPromptWarning",
[brandShortName, installInfo.originatingURI.host]);
let secHistogram = Components.classes["@mozilla.org/base/telemetry;1"].getService(Ci.nsITelemetry).getHistogramById("SECURITY_UI");
action = {
label: gNavigatorBundle.getString("xpinstallPromptAllowButton"),
accessKey: gNavigatorBundle.getString("xpinstallPromptAllowButton.accesskey"),
callback: function() {
secHistogram.add(Ci.nsISecurityUITelemetry.WARNING_ADDON_ASKING_PREVENTED_CLICK_THROUGH);
installInfo.install();
}
};
secHistogram.add(Ci.nsISecurityUITelemetry.WARNING_ADDON_ASKING_PREVENTED);
PopupNotifications.show(browser, notificationID, messageString, anchorID,
action, null, options);
break;
case "addon-install-started":
var needsDownload = function needsDownload(aInstall) {
return aInstall.state != AddonManager.STATE_DOWNLOADED;
}
// If all installs have already been downloaded then there is no need to
// show the download progress
if (!installInfo.installs.some(needsDownload))
return;
notificationID = "addon-progress";
messageString = gNavigatorBundle.getString("addonDownloading");
messageString = PluralForm.get(installInfo.installs.length, messageString);
options.installs = installInfo.installs;
options.contentWindow = browser.contentWindow;
options.sourceURI = browser.currentURI;
options.eventCallback = function(aEvent) {
if (aEvent != "removed")
return;
options.contentWindow = null;
options.sourceURI = null;
};
PopupNotifications.show(browser, notificationID, messageString, anchorID,
null, null, options);
break;
case "addon-install-failed":
// TODO This isn't terribly ideal for the multiple failure case
for (let install of installInfo.installs) {
let host = (installInfo.originatingURI instanceof Ci.nsIStandardURL) &&
installInfo.originatingURI.host;
if (!host)
host = (install.sourceURI instanceof Ci.nsIStandardURL) &&
install.sourceURI.host;
let error = (host || install.error == 0) ? "addonError" : "addonLocalError";
if (install.error != 0)
error += install.error;
else if (install.addon.blocklistState == Ci.nsIBlocklistService.STATE_BLOCKED)
error += "Blocklisted";
else
error += "Incompatible";
messageString = gNavigatorBundle.getString(error);
messageString = messageString.replace("#1", install.name);
if (host)
messageString = messageString.replace("#2", host);
messageString = messageString.replace("#3", brandShortName);
messageString = messageString.replace("#4", Services.appinfo.version);
PopupNotifications.show(browser, notificationID, messageString, anchorID,
action, null, options);
}
break;
case "addon-install-complete":
var needsRestart = installInfo.installs.some(function(i) {
return i.addon.pendingOperations != AddonManager.PENDING_NONE;
});
if (needsRestart) {
messageString = gNavigatorBundle.getString("addonsInstalledNeedsRestart");
action = {
label: gNavigatorBundle.getString("addonInstallRestartButton"),
accessKey: gNavigatorBundle.getString("addonInstallRestartButton.accesskey"),
callback: function() {
Application.restart();
}
};
}
else {
messageString = gNavigatorBundle.getString("addonsInstalled");
action = null;
}
messageString = PluralForm.get(installInfo.installs.length, messageString);
messageString = messageString.replace("#1", installInfo.installs[0].name);
messageString = messageString.replace("#2", installInfo.installs.length);
messageString = messageString.replace("#3", brandShortName);
// Remove notificaion on dismissal, since it's possible to cancel the
// install through the addons manager UI, making the "restart" prompt
// irrelevant.
options.removeOnDismissal = true;
PopupNotifications.show(browser, notificationID, messageString, anchorID,
action, null, options);
break;
}
}
};
var LightWeightThemeWebInstaller = {
handleEvent: function (event) {
switch (event.type) {
case "InstallBrowserTheme":
case "PreviewBrowserTheme":
case "ResetBrowserThemePreview":
// ignore requests from background tabs
if (event.target.ownerDocument.defaultView.top != content)
return;
}
switch (event.type) {
case "InstallBrowserTheme":
this._installRequest(event);
break;
case "PreviewBrowserTheme":
this._preview(event);
break;
case "ResetBrowserThemePreview":
this._resetPreview(event);
break;
case "pagehide":
case "TabSelect":
this._resetPreview();
break;
}
},
get _manager () {
var temp = {};
Cu.import("resource://gre/modules/LightweightThemeManager.jsm", temp);
delete this._manager;
return this._manager = temp.LightweightThemeManager;
},
_installRequest: function (event) {
var node = event.target;
var data = this._getThemeFromNode(node);
if (!data)
return;
if (this._isAllowed(node)) {
this._install(data);
return;
}
var allowButtonText =
gNavigatorBundle.getString("lwthemeInstallRequest.allowButton");
var allowButtonAccesskey =
gNavigatorBundle.getString("lwthemeInstallRequest.allowButton.accesskey");
var message =
gNavigatorBundle.getFormattedString("lwthemeInstallRequest.message",
[node.ownerDocument.location.host]);
var buttons = [{
label: allowButtonText,
accessKey: allowButtonAccesskey,
callback: function () {
LightWeightThemeWebInstaller._install(data);
}
}];
this._removePreviousNotifications();
var notificationBox = gBrowser.getNotificationBox();
var notificationBar =
notificationBox.appendNotification(message, "lwtheme-install-request", "",
notificationBox.PRIORITY_INFO_MEDIUM,
buttons);
notificationBar.persistence = 1;
},
_install: function (newLWTheme) {
var previousLWTheme = this._manager.currentTheme;
var listener = {
onEnabling: function(aAddon, aRequiresRestart) {
if (!aRequiresRestart)
return;
let messageString = gNavigatorBundle.getFormattedString("lwthemeNeedsRestart.message",
[aAddon.name], 1);
let action = {
label: gNavigatorBundle.getString("lwthemeNeedsRestart.button"),
accessKey: gNavigatorBundle.getString("lwthemeNeedsRestart.accesskey"),
callback: function () {
Application.restart();
}
};
let options = {
timeout: Date.now() + 30000
};
PopupNotifications.show(gBrowser.selectedBrowser, "addon-theme-change",
messageString, "addons-notification-icon",
action, null, options);
},
onEnabled: function(aAddon) {
LightWeightThemeWebInstaller._postInstallNotification(newLWTheme, previousLWTheme);
}
};
AddonManager.addAddonListener(listener);
this._manager.currentTheme = newLWTheme;
AddonManager.removeAddonListener(listener);
},
_postInstallNotification: function (newTheme, previousTheme) {
function text(id) {
return gNavigatorBundle.getString("lwthemePostInstallNotification." + id);
}
var buttons = [{
label: text("undoButton"),
accessKey: text("undoButton.accesskey"),
callback: function () {
LightWeightThemeWebInstaller._manager.forgetUsedTheme(newTheme.id);
LightWeightThemeWebInstaller._manager.currentTheme = previousTheme;
}
}, {
label: text("manageButton"),
accessKey: text("manageButton.accesskey"),
callback: function () {
BrowserOpenAddonsMgr("addons://list/theme");
}
}];
this._removePreviousNotifications();
var notificationBox = gBrowser.getNotificationBox();
var notificationBar =
notificationBox.appendNotification(text("message"),
"lwtheme-install-notification", "",
notificationBox.PRIORITY_INFO_MEDIUM,
buttons);
notificationBar.persistence = 1;
notificationBar.timeout = Date.now() + 20000; // 20 seconds
},
_removePreviousNotifications: function () {
var box = gBrowser.getNotificationBox();
["lwtheme-install-request",
"lwtheme-install-notification"].forEach(function (value) {
var notification = box.getNotificationWithValue(value);
if (notification)
box.removeNotification(notification);
});
},
_previewWindow: null,
_preview: function (event) {
if (!this._isAllowed(event.target))
return;
var data = this._getThemeFromNode(event.target);
if (!data)
return;
this._resetPreview();
this._previewWindow = event.target.ownerDocument.defaultView;
this._previewWindow.addEventListener("pagehide", this, true);
gBrowser.tabContainer.addEventListener("TabSelect", this, false);
this._manager.previewTheme(data);
},
_resetPreview: function (event) {
if (!this._previewWindow ||
event && !this._isAllowed(event.target))
return;
this._previewWindow.removeEventListener("pagehide", this, true);
this._previewWindow = null;
gBrowser.tabContainer.removeEventListener("TabSelect", this, false);
this._manager.resetPreview();
},
_isAllowed: function (node) {
var pm = Services.perms;
var uri = node.ownerDocument.documentURIObject;
return pm.testPermission(uri, "install") == pm.ALLOW_ACTION;
},
_getThemeFromNode: function (node) {
return this._manager.parseTheme(node.getAttribute("data-browsertheme"),
node.baseURI);
}
}
/*
* Listen for Lightweight Theme styling changes and update the browser's theme accordingly.
*/
let LightweightThemeListener = {
_modifiedStyles: [],
init: function () {
XPCOMUtils.defineLazyGetter(this, "styleSheet", function() {
for (let i = document.styleSheets.length - 1; i >= 0; i--) {
let sheet = document.styleSheets[i];
if (sheet.href == "chrome://browser/skin/browser-lightweightTheme.css")
return sheet;
}
});
Services.obs.addObserver(this, "lightweight-theme-styling-update", false);
Services.obs.addObserver(this, "lightweight-theme-optimized", false);
if (document.documentElement.hasAttribute("lwtheme"))
this.updateStyleSheet(document.documentElement.style.backgroundImage);
},
uninit: function () {
Services.obs.removeObserver(this, "lightweight-theme-styling-update");
Services.obs.removeObserver(this, "lightweight-theme-optimized");
},
/**
* Append the headerImage to the background-image property of all rulesets in
* browser-lightweightTheme.css.
*
* @param headerImage - a string containing a CSS image for the lightweight theme header.
*/
updateStyleSheet: function(headerImage) {
if (!this.styleSheet)
return;
this.substituteRules(this.styleSheet.cssRules, headerImage);
},
substituteRules: function(ruleList, headerImage, existingStyleRulesModified = 0) {
let styleRulesModified = 0;
for (let i = 0; i < ruleList.length; i++) {
let rule = ruleList[i];
if (rule instanceof Ci.nsIDOMCSSGroupingRule) {
// Add the number of modified sub-rules to the modified count
styleRulesModified += this.substituteRules(rule.cssRules, headerImage, existingStyleRulesModified + styleRulesModified);
} else if (rule instanceof Ci.nsIDOMCSSStyleRule) {
if (!rule.style.backgroundImage)
continue;
let modifiedIndex = existingStyleRulesModified + styleRulesModified;
if (!this._modifiedStyles[modifiedIndex])
this._modifiedStyles[modifiedIndex] = { backgroundImage: rule.style.backgroundImage };
rule.style.backgroundImage = this._modifiedStyles[modifiedIndex].backgroundImage + ", " + headerImage;
styleRulesModified++;
} else {
Cu.reportError("Unsupported rule encountered");
}
}
return styleRulesModified;
},
// nsIObserver
observe: function (aSubject, aTopic, aData) {
if ((aTopic != "lightweight-theme-styling-update" && aTopic != "lightweight-theme-optimized") ||
!this.styleSheet)
return;
if (aTopic == "lightweight-theme-optimized" && aSubject != window)
return;
let themeData = JSON.parse(aData);
if (!themeData)
return;
this.updateStyleSheet("url(" + themeData.headerURL + ")");
},
};