gecko/browser/base/content/browser-plugins.js
2014-09-18 10:01:23 -07:00

501 lines
18 KiB
JavaScript

# -*- indent-tabs-mode: nil; js-indent-level: 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/.
var gPluginHandler = {
PREF_SESSION_PERSIST_MINUTES: "plugin.sessionPermissionNow.intervalInMinutes",
PREF_PERSISTENT_DAYS: "plugin.persistentPermissionAlways.intervalInDays",
MESSAGES: [
"PluginContent:ShowClickToPlayNotification",
"PluginContent:RemoveNotification",
"PluginContent:UpdateHiddenPluginUI",
"PluginContent:HideNotificationBar",
"PluginContent:ShowInstallNotification",
"PluginContent:InstallSinglePlugin",
"PluginContent:ShowPluginCrashedNotification",
"PluginContent:SubmitReport",
"PluginContent:LinkClickCallback",
],
init: function () {
const mm = window.messageManager;
for (let msg of this.MESSAGES) {
mm.addMessageListener(msg, this);
}
window.addEventListener("unload", this);
},
uninit: function () {
const mm = window.messageManager;
for (let msg of this.MESSAGES) {
mm.removeMessageListener(msg, this);
}
window.removeEventListener("unload", this);
},
handleEvent: function (event) {
if (event.type == "unload") {
this.uninit();
}
},
receiveMessage: function (msg) {
switch (msg.name) {
case "PluginContent:ShowClickToPlayNotification":
this.showClickToPlayNotification(msg.target, msg.data.plugins, msg.data.showNow,
msg.principal, msg.data.host);
break;
case "PluginContent:RemoveNotification":
this.removeNotification(msg.target, msg.data.name);
break;
case "PluginContent:UpdateHiddenPluginUI":
this.updateHiddenPluginUI(msg.target, msg.data.haveInsecure, msg.data.actions,
msg.principal, msg.data.host);
break;
case "PluginContent:HideNotificationBar":
this.hideNotificationBar(msg.target, msg.data.name);
break;
case "PluginContent:ShowInstallNotification":
return this.showInstallNotification(msg.target, msg.data.pluginInfo);
case "PluginContent:InstallSinglePlugin":
this.installSinglePlugin(msg.data.pluginInfo);
break;
case "PluginContent:ShowPluginCrashedNotification":
this.showPluginCrashedNotification(msg.target, msg.data.messageString,
msg.data.pluginDumpID, msg.data.browserDumpID);
break;
case "PluginContent:SubmitReport":
this.submitReport(msg.data.pluginDumpID, msg.data.browserDumpID, msg.data.keyVals);
break;
case "PluginContent:LinkClickCallback":
switch (msg.data.name) {
case "managePlugins":
case "openHelpPage":
case "openPluginUpdatePage":
this[msg.data.name].apply(this);
break;
}
break;
default:
Cu.reportError("gPluginHandler did not expect to handle message " + msg.name);
break;
}
},
#ifdef MOZ_CRASHREPORTER
get CrashSubmit() {
delete this.CrashSubmit;
Cu.import("resource://gre/modules/CrashSubmit.jsm", this);
return this.CrashSubmit;
},
#endif
// Callback for user clicking on a disabled plugin
managePlugins: function () {
BrowserOpenAddonsMgr("addons://list/plugin");
},
// Callback for user clicking on the link in a click-to-play plugin
// (where the plugin has an update)
openPluginUpdatePage: function () {
openUILinkIn(Services.urlFormatter.formatURLPref("plugins.update.url"), "tab");
},
#ifdef MOZ_CRASHREPORTER
submitReport: function submitReport(pluginDumpID, browserDumpID, keyVals) {
keyVals = keyVals || {};
this.CrashSubmit.submit(pluginDumpID, { recordSubmission: true,
extraExtraKeyVals: keyVals });
if (browserDumpID)
this.CrashSubmit.submit(browserDumpID);
},
#endif
// Callback for user clicking a "reload page" link
reloadPage: function (browser) {
browser.reload();
},
// Callback for user clicking the help icon
openHelpPage: function () {
openHelpLink("plugin-crashed", false);
},
_clickToPlayNotificationEventCallback: function PH_ctpEventCallback(event) {
if (event == "showing") {
Services.telemetry.getHistogramById("PLUGINS_NOTIFICATION_SHOWN")
.add(!this.options.primaryPlugin);
// Histograms always start at 0, even though our data starts at 1
let histogramCount = this.options.pluginData.size - 1;
if (histogramCount > 4) {
histogramCount = 4;
}
Services.telemetry.getHistogramById("PLUGINS_NOTIFICATION_PLUGIN_COUNT")
.add(histogramCount);
}
else if (event == "dismissed") {
// Once the popup is dismissed, clicking the icon should show the full
// list again
this.options.primaryPlugin = null;
}
else if (event == "removed") {
// Once the notification is removed, let the content script clear any
// caches it may have populated.
this.browser.messageManager.sendAsyncMessage("BrowserPlugins:NotificationRemoved");
}
},
/**
* Called from the plugin doorhanger to set the new permissions for a plugin
* and activate plugins if necessary.
* aNewState should be either "allownow" "allowalways" or "block"
*/
_updatePluginPermission: function (aNotification, aPluginInfo, aNewState) {
let permission;
let expireType;
let expireTime;
let histogram =
Services.telemetry.getHistogramById("PLUGINS_NOTIFICATION_USER_ACTION");
// Update the permission manager.
// Also update the current state of pluginInfo.fallbackType so that
// subsequent opening of the notification shows the current state.
switch (aNewState) {
case "allownow":
permission = Ci.nsIPermissionManager.ALLOW_ACTION;
expireType = Ci.nsIPermissionManager.EXPIRE_SESSION;
expireTime = Date.now() + Services.prefs.getIntPref(this.PREF_SESSION_PERSIST_MINUTES) * 60 * 1000;
histogram.add(0);
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_ACTIVE;
break;
case "allowalways":
permission = Ci.nsIPermissionManager.ALLOW_ACTION;
expireType = Ci.nsIPermissionManager.EXPIRE_TIME;
expireTime = Date.now() +
Services.prefs.getIntPref(this.PREF_PERSISTENT_DAYS) * 24 * 60 * 60 * 1000;
histogram.add(1);
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_ACTIVE;
break;
case "block":
permission = Ci.nsIPermissionManager.PROMPT_ACTION;
expireType = Ci.nsIPermissionManager.EXPIRE_NEVER;
expireTime = 0;
histogram.add(2);
switch (aPluginInfo.blocklistState) {
case Ci.nsIBlocklistService.STATE_VULNERABLE_UPDATE_AVAILABLE:
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_UPDATABLE;
break;
case Ci.nsIBlocklistService.STATE_VULNERABLE_NO_UPDATE:
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE;
break;
default:
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY;
}
break;
// In case a plugin has already been allowed in another tab, the "continue allowing" button
// shouldn't change any permissions but should run the plugin-enablement code below.
case "continue":
aPluginInfo.fallbackType = Ci.nsIObjectLoadingContent.PLUGIN_ACTIVE;
break;
default:
Cu.reportError(Error("Unexpected plugin state: " + aNewState));
return;
}
let browser = aNotification.browser;
let contentWindow = browser.contentWindow;
if (aNewState != "continue") {
let principal = aNotification.options.principal;
Services.perms.addFromPrincipal(principal, aPluginInfo.permissionString,
permission, expireType, expireTime);
aPluginInfo.pluginPermissionType = expireType;
}
browser.messageManager.sendAsyncMessage("BrowserPlugins:ActivatePlugins", {
pluginInfo: aPluginInfo,
newState: aNewState,
});
},
showClickToPlayNotification: function (browser, plugins, showNow, principal, host) {
// It is possible that we've received a message from the frame script to show
// a click to play notification for a principal that no longer matches the one
// that the browser's content now has assigned (ie, the browser has browsed away
// after the message was sent, but before the message was received). In that case,
// we should just ignore the message.
if (!principal.equals(browser.contentPrincipal)) {
return;
}
let notification = PopupNotifications.getNotification("click-to-play-plugins", browser);
// If this is a new notification, create a pluginData map, otherwise append
let pluginData;
if (notification) {
pluginData = notification.options.pluginData;
} else {
pluginData = new Map();
}
for (var pluginInfo of plugins) {
if (pluginData.has(pluginInfo.permissionString)) {
continue;
}
let url;
// TODO: allow the blocklist to specify a better link, bug 873093
if (pluginInfo.blocklistState == Ci.nsIBlocklistService.STATE_VULNERABLE_UPDATE_AVAILABLE) {
url = Services.urlFormatter.formatURLPref("plugins.update.url");
}
else if (pluginInfo.blocklistState != Ci.nsIBlocklistService.STATE_NOT_BLOCKED) {
url = Services.blocklist.getPluginBlocklistURL(pluginInfo.pluginTag);
}
else {
url = Services.urlFormatter.formatURLPref("app.support.baseURL") + "clicktoplay";
}
pluginInfo.detailsLink = url;
pluginData.set(pluginInfo.permissionString, pluginInfo);
}
let primaryPluginPermission = null;
if (showNow) {
primaryPluginPermission = plugins[0].permissionString;
}
if (notification) {
// Don't modify the notification UI while it's on the screen, that would be
// jumpy and might allow clickjacking.
if (showNow) {
notification.options.primaryPlugin = primaryPluginPermission;
notification.reshow();
browser.messageManager.sendAsyncMessage("BrowserPlugins:NotificationShown");
}
return;
}
let options = {
dismissed: !showNow,
eventCallback: this._clickToPlayNotificationEventCallback,
primaryPlugin: primaryPluginPermission,
pluginData: pluginData,
principal: principal,
host: host,
};
PopupNotifications.show(browser, "click-to-play-plugins",
"", "plugins-notification-icon",
null, null, options);
browser.messageManager.sendAsyncMessage("BrowserPlugins:NotificationShown");
},
removeNotification: function (browser, name) {
let notification = PopupNotifications.getNotification(name, browser);
if (notification)
PopupNotifications.remove(notification);
},
hideNotificationBar: function (browser, name) {
let notificationBox = gBrowser.getNotificationBox(browser);
let notification = notificationBox.getNotificationWithValue(name);
if (notification)
notificationBox.removeNotification(notification, true);
},
updateHiddenPluginUI: function (browser, haveInsecure, actions, principal, host) {
// Set up the icon
document.getElementById("plugins-notification-icon").classList.
toggle("plugin-blocked", haveInsecure);
// Now configure the notification bar
let notificationBox = gBrowser.getNotificationBox(browser);
function hideNotification() {
let n = notificationBox.getNotificationWithValue("plugin-hidden");
if (n) {
notificationBox.removeNotification(n, true);
}
}
// There are three different cases when showing an infobar:
// 1. A single type of plugin is hidden on the page. Show the UI for that
// plugin.
// 2a. Multiple types of plugins are hidden on the page. Show the multi-UI
// with the vulnerable styling.
// 2b. Multiple types of plugins are hidden on the page, but none are
// vulnerable. Show the nonvulnerable multi-UI.
function showNotification() {
let n = notificationBox.getNotificationWithValue("plugin-hidden");
if (n) {
// If something is already shown, just keep it
return;
}
Services.telemetry.getHistogramById("PLUGINS_INFOBAR_SHOWN").
add(true);
let message;
// Icons set directly cannot be manipulated using moz-image-region, so
// we use CSS classes instead.
let brand = document.getElementById("bundle_brand").getString("brandShortName");
if (actions.length == 1) {
let pluginInfo = actions[0];
let pluginName = pluginInfo.pluginName;
switch (pluginInfo.fallbackType) {
case Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY:
message = gNavigatorBundle.getFormattedString(
"pluginActivateNew.message",
[pluginName, host]);
break;
case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_UPDATABLE:
message = gNavigatorBundle.getFormattedString(
"pluginActivateOutdated.message",
[pluginName, host, brand]);
break;
case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE:
message = gNavigatorBundle.getFormattedString(
"pluginActivateVulnerable.message",
[pluginName, host, brand]);
}
} else {
// Multi-plugin
message = gNavigatorBundle.getFormattedString(
"pluginActivateMultiple.message", [host]);
}
let buttons = [
{
label: gNavigatorBundle.getString("pluginContinueBlocking.label"),
accessKey: gNavigatorBundle.getString("pluginContinueBlocking.accesskey"),
callback: function() {
Services.telemetry.getHistogramById("PLUGINS_INFOBAR_BLOCK").
add(true);
Services.perms.addFromPrincipal(principal,
"plugin-hidden-notification",
Services.perms.DENY_ACTION);
}
},
{
label: gNavigatorBundle.getString("pluginActivateTrigger.label"),
accessKey: gNavigatorBundle.getString("pluginActivateTrigger.accesskey"),
callback: function() {
Services.telemetry.getHistogramById("PLUGINS_INFOBAR_ALLOW").
add(true);
let curNotification =
PopupNotifications.getNotification("click-to-play-plugins",
browser);
if (curNotification) {
curNotification.reshow();
}
}
}
];
n = notificationBox.
appendNotification(message, "plugin-hidden", null,
notificationBox.PRIORITY_INFO_HIGH, buttons);
if (haveInsecure) {
n.classList.add('pluginVulnerable');
}
}
if (actions.length == 0) {
hideNotification();
} else {
let notificationPermission = Services.perms.testPermissionFromPrincipal(
principal, "plugin-hidden-notification");
if (notificationPermission == Ci.nsIPermissionManager.DENY_ACTION) {
hideNotification();
} else {
showNotification();
}
}
},
contextMenuCommand: function (browser, plugin, command) {
browser.messageManager.sendAsyncMessage("BrowserPlugins:ContextMenuCommand",
{ command: command }, { plugin: plugin });
},
// Crashed-plugin observer. Notified once per plugin crash, before events
// are dispatched to individual plugin instances.
pluginCrashed : function(subject, topic, data) {
let propertyBag = subject;
if (!(propertyBag instanceof Ci.nsIPropertyBag2) ||
!(propertyBag instanceof Ci.nsIWritablePropertyBag2))
return;
#ifdef MOZ_CRASHREPORTER
let pluginDumpID = propertyBag.getPropertyAsAString("pluginDumpID");
let browserDumpID= propertyBag.getPropertyAsAString("browserDumpID");
let shouldSubmit = gCrashReporter.submitReports;
let doPrompt = true; // XXX followup to get via gCrashReporter
// Submit automatically when appropriate.
if (pluginDumpID && shouldSubmit && !doPrompt) {
this.submitReport(pluginDumpID, browserDumpID);
// Submission is async, so we can't easily show failure UI.
propertyBag.setPropertyAsBool("submittedCrashReport", true);
}
#endif
},
showPluginCrashedNotification: function (browser, messageString, pluginDumpID, browserDumpID) {
// If there's already an existing notification bar, don't do anything.
let notificationBox = gBrowser.getNotificationBox(browser);
let notification = notificationBox.getNotificationWithValue("plugin-crashed");
if (notification)
return;
// Configure the notification bar
let priority = notificationBox.PRIORITY_WARNING_MEDIUM;
let iconURL = "chrome://mozapps/skin/plugins/notifyPluginCrashed.png";
let reloadLabel = gNavigatorBundle.getString("crashedpluginsMessage.reloadButton.label");
let reloadKey = gNavigatorBundle.getString("crashedpluginsMessage.reloadButton.accesskey");
let submitLabel = gNavigatorBundle.getString("crashedpluginsMessage.submitButton.label");
let submitKey = gNavigatorBundle.getString("crashedpluginsMessage.submitButton.accesskey");
let buttons = [{
label: reloadLabel,
accessKey: reloadKey,
popup: null,
callback: function() { browser.reload(); },
}];
#ifdef MOZ_CRASHREPORTER
let submitButton = {
label: submitLabel,
accessKey: submitKey,
popup: null,
callback: function() { gPluginHandler.submitReport(pluginDumpID, browserDumpID); },
};
if (pluginDumpID)
buttons.push(submitButton);
#endif
notification = notificationBox.appendNotification(messageString, "plugin-crashed",
iconURL, priority, buttons);
// Add the "learn more" link.
let XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
let link = notification.ownerDocument.createElementNS(XULNS, "label");
link.className = "text-link";
link.setAttribute("value", gNavigatorBundle.getString("crashedpluginsMessage.learnMore"));
let crashurl = formatURL("app.support.baseURL", true);
crashurl += "plugin-crashed-notificationbar";
link.href = crashurl;
let description = notification.ownerDocument.getAnonymousElementByAttribute(notification, "anonid", "messageText");
description.appendChild(link);
},
};
gPluginHandler.init();