mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
1037 lines
36 KiB
JavaScript
1037 lines
36 KiB
JavaScript
# -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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"use strict";
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let Cc = Components.classes;
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let Ci = Components.interfaces;
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let Cu = Components.utils;
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this.EXPORTED_SYMBOLS = [ "PluginContent" ];
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/Timer.jsm");
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Cu.import("resource://gre/modules/BrowserUtils.jsm");
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XPCOMUtils.defineLazyGetter(this, "gNavigatorBundle", function() {
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const url = "chrome://browser/locale/browser.properties";
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return Services.strings.createBundle(url);
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});
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this.PluginContent = function (global) {
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this.init(global);
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}
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PluginContent.prototype = {
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init: function (global) {
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this.global = global;
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// Need to hold onto the content window or else it'll get destroyed
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this.content = this.global.content;
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// Cache of plugin actions for the current page.
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this.pluginData = new Map();
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// Note that the XBL binding is untrusted
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global.addEventListener("PluginBindingAttached", this, true, true);
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global.addEventListener("PluginCrashed", this, true);
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global.addEventListener("PluginOutdated", this, true);
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global.addEventListener("PluginInstantiated", this, true);
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global.addEventListener("PluginRemoved", this, true);
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global.addEventListener("pagehide", this, true);
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global.addEventListener("pageshow", this, true);
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global.addEventListener("unload", this);
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global.addMessageListener("BrowserPlugins:ActivatePlugins", this);
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global.addMessageListener("BrowserPlugins:NotificationShown", this);
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global.addMessageListener("BrowserPlugins:ContextMenuCommand", this);
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},
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uninit: function() {
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delete this.global;
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delete this.content;
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},
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receiveMessage: function (msg) {
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switch (msg.name) {
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case "BrowserPlugins:ActivatePlugins":
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this.activatePlugins(msg.data.pluginInfo, msg.data.newState);
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break;
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case "BrowserPlugins:NotificationShown":
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setTimeout(() => this.updateNotificationUI(), 0);
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break;
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case "BrowserPlugins:ContextMenuCommand":
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switch (msg.data.command) {
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case "play":
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this._showClickToPlayNotification(msg.objects.plugin, true);
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break;
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case "hide":
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this.hideClickToPlayOverlay(msg.objects.plugin);
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break;
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}
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break;
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}
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},
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onPageShow: function (event) {
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// Ignore events that aren't from the main document.
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if (!this.content || event.target != this.content.document) {
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return;
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}
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// The PluginClickToPlay events are not fired when navigating using the
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// BF cache. |persisted| is true when the page is loaded from the
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// BF cache, so this code reshows the notification if necessary.
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if (event.persisted) {
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this.reshowClickToPlayNotification();
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}
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},
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onPageHide: function (event) {
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// Ignore events that aren't from the main document.
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if (!this.content || event.target != this.content.document) {
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return;
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}
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if (Services.telemetry.canSend) {
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this._finishRecordingFlashPluginTelemetry();
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}
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this.clearPluginDataCache();
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},
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getPluginUI: function (plugin, anonid) {
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return plugin.ownerDocument.
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getAnonymousElementByAttribute(plugin, "anonid", anonid);
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},
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_getPluginInfo: function (pluginElement) {
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let pluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);
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pluginElement.QueryInterface(Ci.nsIObjectLoadingContent);
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let tagMimetype;
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let pluginName = gNavigatorBundle.GetStringFromName("pluginInfo.unknownPlugin");
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let pluginTag = null;
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let permissionString = null;
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let fallbackType = null;
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let blocklistState = null;
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tagMimetype = pluginElement.actualType;
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if (tagMimetype == "") {
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tagMimetype = pluginElement.type;
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}
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if (this.isKnownPlugin(pluginElement)) {
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pluginTag = pluginHost.getPluginTagForType(pluginElement.actualType);
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pluginName = BrowserUtils.makeNicePluginName(pluginTag.name);
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// Convert this from nsIPluginTag so it can be serialized.
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let properties = ["name", "description", "filename", "version", "enabledState"];
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let pluginTagCopy = {};
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for (let prop of properties) {
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pluginTagCopy[prop] = pluginTag[prop];
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}
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pluginTag = pluginTagCopy;
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permissionString = pluginHost.getPermissionStringForType(pluginElement.actualType);
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fallbackType = pluginElement.defaultFallbackType;
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blocklistState = pluginHost.getBlocklistStateForType(pluginElement.actualType);
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// Make state-softblocked == state-notblocked for our purposes,
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// they have the same UI. STATE_OUTDATED should not exist for plugin
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// items, but let's alias it anyway, just in case.
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if (blocklistState == Ci.nsIBlocklistService.STATE_SOFTBLOCKED ||
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blocklistState == Ci.nsIBlocklistService.STATE_OUTDATED) {
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blocklistState = Ci.nsIBlocklistService.STATE_NOT_BLOCKED;
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}
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}
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return { mimetype: tagMimetype,
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pluginName: pluginName,
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pluginTag: pluginTag,
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permissionString: permissionString,
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fallbackType: fallbackType,
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blocklistState: blocklistState,
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};
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},
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/**
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* Update the visibility of the plugin overlay.
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*/
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setVisibility : function (plugin, overlay, shouldShow) {
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overlay.classList.toggle("visible", shouldShow);
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},
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/**
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* Check whether the plugin should be visible on the page. A plugin should
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* not be visible if the overlay is too big, or if any other page content
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* overlays it.
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*
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* This function will handle showing or hiding the overlay.
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* @returns true if the plugin is invisible.
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*/
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shouldShowOverlay : function (plugin, overlay) {
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// If the overlay size is 0, we haven't done layout yet. Presume that
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// plugins are visible until we know otherwise.
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if (overlay.scrollWidth == 0) {
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return true;
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}
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// Is the <object>'s size too small to hold what we want to show?
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let pluginRect = plugin.getBoundingClientRect();
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// XXX bug 446693. The text-shadow on the submitted-report text at
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// the bottom causes scrollHeight to be larger than it should be.
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let overflows = (overlay.scrollWidth > Math.ceil(pluginRect.width)) ||
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(overlay.scrollHeight - 5 > Math.ceil(pluginRect.height));
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if (overflows) {
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return false;
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}
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// Is the plugin covered up by other content so that it is not clickable?
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// Floating point can confuse .elementFromPoint, so inset just a bit
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let left = pluginRect.left + 2;
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let right = pluginRect.right - 2;
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let top = pluginRect.top + 2;
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let bottom = pluginRect.bottom - 2;
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let centerX = left + (right - left) / 2;
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let centerY = top + (bottom - top) / 2;
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let points = [[left, top],
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[left, bottom],
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[right, top],
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[right, bottom],
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[centerX, centerY]];
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if (right <= 0 || top <= 0) {
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return false;
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}
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let contentWindow = plugin.ownerDocument.defaultView;
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let cwu = contentWindow.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils);
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for (let [x, y] of points) {
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let el = cwu.elementFromPoint(x, y, true, true);
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if (el !== plugin) {
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return false;
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}
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}
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return true;
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},
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addLinkClickCallback: function (linkNode, callbackName /*callbackArgs...*/) {
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// XXX just doing (callback)(arg) was giving a same-origin error. bug?
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let self = this;
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let callbackArgs = Array.prototype.slice.call(arguments).slice(2);
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linkNode.addEventListener("click",
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function(evt) {
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if (!evt.isTrusted)
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return;
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evt.preventDefault();
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if (callbackArgs.length == 0)
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callbackArgs = [ evt ];
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(self[callbackName]).apply(self, callbackArgs);
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},
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true);
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linkNode.addEventListener("keydown",
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function(evt) {
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if (!evt.isTrusted)
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return;
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if (evt.keyCode == evt.DOM_VK_RETURN) {
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evt.preventDefault();
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if (callbackArgs.length == 0)
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callbackArgs = [ evt ];
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evt.preventDefault();
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(self[callbackName]).apply(self, callbackArgs);
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}
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},
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true);
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},
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// Helper to get the binding handler type from a plugin object
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_getBindingType : function(plugin) {
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if (!(plugin instanceof Ci.nsIObjectLoadingContent))
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return null;
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switch (plugin.pluginFallbackType) {
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case Ci.nsIObjectLoadingContent.PLUGIN_UNSUPPORTED:
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return "PluginNotFound";
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case Ci.nsIObjectLoadingContent.PLUGIN_DISABLED:
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return "PluginDisabled";
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case Ci.nsIObjectLoadingContent.PLUGIN_BLOCKLISTED:
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return "PluginBlocklisted";
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case Ci.nsIObjectLoadingContent.PLUGIN_OUTDATED:
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return "PluginOutdated";
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case Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY:
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return "PluginClickToPlay";
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case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_UPDATABLE:
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return "PluginVulnerableUpdatable";
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case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE:
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return "PluginVulnerableNoUpdate";
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case Ci.nsIObjectLoadingContent.PLUGIN_PLAY_PREVIEW:
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return "PluginPlayPreview";
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default:
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// Not all states map to a handler
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return null;
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}
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},
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handleEvent: function (event) {
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let eventType = event.type;
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if (eventType == "unload") {
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this.uninit();
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return;
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}
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if (eventType == "pagehide") {
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this.onPageHide(event);
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return;
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}
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if (eventType == "pageshow") {
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this.onPageShow(event);
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return;
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}
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if (eventType == "PluginRemoved") {
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this.updateNotificationUI(event.target);
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return;
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}
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if (eventType == "click") {
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this.onOverlayClick(event);
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return;
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}
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if (eventType == "PluginCrashed" &&
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!(event.target instanceof Ci.nsIObjectLoadingContent)) {
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// If the event target is not a plugin object (i.e., an <object> or
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// <embed> element), this call is for a window-global plugin.
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this.pluginInstanceCrashed(event.target, event);
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return;
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}
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let plugin = event.target;
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let doc = plugin.ownerDocument;
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if (!(plugin instanceof Ci.nsIObjectLoadingContent))
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return;
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if (eventType == "PluginBindingAttached") {
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// The plugin binding fires this event when it is created.
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// As an untrusted event, ensure that this object actually has a binding
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// and make sure we don't handle it twice
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let overlay = this.getPluginUI(plugin, "main");
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if (!overlay || overlay._bindingHandled) {
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return;
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}
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overlay._bindingHandled = true;
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// Lookup the handler for this binding
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eventType = this._getBindingType(plugin);
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if (!eventType) {
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// Not all bindings have handlers
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return;
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}
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}
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let shouldShowNotification = false;
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switch (eventType) {
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case "PluginCrashed":
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this.pluginInstanceCrashed(plugin, event);
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break;
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case "PluginNotFound": {
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/* NOP */
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break;
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}
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case "PluginBlocklisted":
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case "PluginOutdated":
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shouldShowNotification = true;
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break;
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case "PluginVulnerableUpdatable":
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let updateLink = this.getPluginUI(plugin, "checkForUpdatesLink");
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this.addLinkClickCallback(updateLink, "forwardCallback", "openPluginUpdatePage");
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/* FALLTHRU */
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case "PluginVulnerableNoUpdate":
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case "PluginClickToPlay":
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this._handleClickToPlayEvent(plugin);
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let overlay = this.getPluginUI(plugin, "main");
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let pluginName = this._getPluginInfo(plugin).pluginName;
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let messageString = gNavigatorBundle.formatStringFromName("PluginClickToActivate", [pluginName], 1);
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let overlayText = this.getPluginUI(plugin, "clickToPlay");
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overlayText.textContent = messageString;
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if (eventType == "PluginVulnerableUpdatable" ||
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eventType == "PluginVulnerableNoUpdate") {
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let vulnerabilityString = gNavigatorBundle.GetStringFromName(eventType);
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let vulnerabilityText = this.getPluginUI(plugin, "vulnerabilityStatus");
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vulnerabilityText.textContent = vulnerabilityString;
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}
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shouldShowNotification = true;
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break;
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case "PluginPlayPreview":
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this._handlePlayPreviewEvent(plugin);
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break;
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case "PluginDisabled":
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let manageLink = this.getPluginUI(plugin, "managePluginsLink");
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this.addLinkClickCallback(manageLink, "forwardCallback", "managePlugins");
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shouldShowNotification = true;
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break;
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case "PluginInstantiated":
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shouldShowNotification = true;
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break;
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}
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if (Services.telemetry.canSend && this._getPluginInfo(plugin).mimetype ===
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"application/x-shockwave-flash") {
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this._recordFlashPluginTelemetry(eventType, plugin);
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}
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// Show the in-content UI if it's not too big. The crashed plugin handler already did this.
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if (eventType != "PluginCrashed") {
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let overlay = this.getPluginUI(plugin, "main");
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if (overlay != null) {
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this.setVisibility(plugin, overlay,
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this.shouldShowOverlay(plugin, overlay));
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let resizeListener = (event) => {
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this.setVisibility(plugin, overlay,
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this.shouldShowOverlay(plugin, overlay));
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this.updateNotificationUI();
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};
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plugin.addEventListener("overflow", resizeListener);
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plugin.addEventListener("underflow", resizeListener);
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}
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}
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let closeIcon = this.getPluginUI(plugin, "closeIcon");
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if (closeIcon) {
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closeIcon.addEventListener("click", event => {
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if (event.button == 0 && event.isTrusted)
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this.hideClickToPlayOverlay(plugin);
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}, true);
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}
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if (shouldShowNotification) {
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this._showClickToPlayNotification(plugin, false);
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}
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},
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_recordFlashPluginTelemetry: function (eventType, plugin) {
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if (!this.flashPluginStats) {
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this.flashPluginStats = {
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instancesCount: 0,
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plugins: new WeakSet()
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};
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}
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if (!this.flashPluginStats.plugins.has(plugin)) {
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// Reporting plugin instance and its dimensions only once.
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this.flashPluginStats.plugins.add(plugin);
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this.flashPluginStats.instancesCount++;
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let pluginRect = plugin.getBoundingClientRect();
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Services.telemetry.getHistogramById('FLASH_PLUGIN_WIDTH')
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.add(pluginRect.width);
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Services.telemetry.getHistogramById('FLASH_PLUGIN_HEIGHT')
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.add(pluginRect.height);
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Services.telemetry.getHistogramById('FLASH_PLUGIN_AREA')
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.add(pluginRect.width * pluginRect.height);
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let state = this._getPluginInfo(plugin).fallbackType;
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Services.telemetry.getHistogramById('FLASH_PLUGIN_STATES')
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.add(state);
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}
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},
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_finishRecordingFlashPluginTelemetry: function () {
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if (this.flashPluginStats) {
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Services.telemetry.getHistogramById('FLASH_PLUGIN_INSTANCES_ON_PAGE')
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.add(this.flashPluginStats.instancesCount);
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delete this.flashPluginStats;
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}
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},
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isKnownPlugin: function (objLoadingContent) {
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return (objLoadingContent.getContentTypeForMIMEType(objLoadingContent.actualType) ==
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Ci.nsIObjectLoadingContent.TYPE_PLUGIN);
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},
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canActivatePlugin: function (objLoadingContent) {
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// if this isn't a known plugin, we can't activate it
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// (this also guards pluginHost.getPermissionStringForType against
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// unexpected input)
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if (!this.isKnownPlugin(objLoadingContent))
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return false;
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let pluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);
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let permissionString = pluginHost.getPermissionStringForType(objLoadingContent.actualType);
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let principal = objLoadingContent.ownerDocument.defaultView.top.document.nodePrincipal;
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let pluginPermission = Services.perms.testPermissionFromPrincipal(principal, permissionString);
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let isFallbackTypeValid =
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objLoadingContent.pluginFallbackType >= Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY &&
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objLoadingContent.pluginFallbackType <= Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE;
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if (objLoadingContent.pluginFallbackType == Ci.nsIObjectLoadingContent.PLUGIN_PLAY_PREVIEW) {
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// checking if play preview is subject to CTP rules
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let playPreviewInfo = pluginHost.getPlayPreviewInfo(objLoadingContent.actualType);
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isFallbackTypeValid = !playPreviewInfo.ignoreCTP;
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}
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return !objLoadingContent.activated &&
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pluginPermission != Ci.nsIPermissionManager.DENY_ACTION &&
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isFallbackTypeValid;
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},
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hideClickToPlayOverlay: function (plugin) {
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let overlay = this.getPluginUI(plugin, "main");
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if (overlay) {
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overlay.classList.remove("visible");
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}
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},
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stopPlayPreview: function (plugin, playPlugin) {
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let objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
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if (objLoadingContent.activated)
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return;
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if (playPlugin)
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objLoadingContent.playPlugin();
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else
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objLoadingContent.cancelPlayPreview();
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},
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|
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// Forward a link click callback to the chrome process.
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forwardCallback: function (name) {
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this.global.sendAsyncMessage("PluginContent:LinkClickCallback", { name: name });
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},
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#ifdef MOZ_CRASHREPORTER
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submitReport: function submitReport(pluginDumpID, browserDumpID, plugin) {
|
|
let keyVals = {};
|
|
if (plugin) {
|
|
let userComment = this.getPluginUI(plugin, "submitComment").value.trim();
|
|
if (userComment)
|
|
keyVals.PluginUserComment = userComment;
|
|
if (this.getPluginUI(plugin, "submitURLOptIn").checked)
|
|
keyVals.PluginContentURL = plugin.ownerDocument.URL;
|
|
}
|
|
|
|
this.global.sendAsyncMessage("PluginContent:SubmitReport", {
|
|
pluginDumpID: pluginDumpID,
|
|
browserDumpID: browserDumpID,
|
|
keyVals: keyVals,
|
|
});
|
|
},
|
|
#endif
|
|
|
|
reloadPage: function () {
|
|
this.global.content.location.reload();
|
|
},
|
|
|
|
// Event listener for click-to-play plugins.
|
|
_handleClickToPlayEvent: function (plugin) {
|
|
let doc = plugin.ownerDocument;
|
|
let pluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);
|
|
let objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
|
|
// guard against giving pluginHost.getPermissionStringForType a type
|
|
// not associated with any known plugin
|
|
if (!this.isKnownPlugin(objLoadingContent))
|
|
return;
|
|
let permissionString = pluginHost.getPermissionStringForType(objLoadingContent.actualType);
|
|
let principal = doc.defaultView.top.document.nodePrincipal;
|
|
let pluginPermission = Services.perms.testPermissionFromPrincipal(principal, permissionString);
|
|
|
|
let overlay = this.getPluginUI(plugin, "main");
|
|
|
|
if (pluginPermission == Ci.nsIPermissionManager.DENY_ACTION) {
|
|
if (overlay) {
|
|
overlay.classList.remove("visible");
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (overlay) {
|
|
overlay.addEventListener("click", this, true);
|
|
}
|
|
},
|
|
|
|
onOverlayClick: function (event) {
|
|
let document = event.target.ownerDocument;
|
|
let plugin = document.getBindingParent(event.target);
|
|
let contentWindow = plugin.ownerDocument.defaultView.top;
|
|
let objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
|
|
// Have to check that the target is not the link to update the plugin
|
|
if (!(event.originalTarget instanceof contentWindow.HTMLAnchorElement) &&
|
|
(event.originalTarget.getAttribute('anonid') != 'closeIcon') &&
|
|
event.button == 0 && event.isTrusted) {
|
|
this._showClickToPlayNotification(plugin, true);
|
|
event.stopPropagation();
|
|
event.preventDefault();
|
|
}
|
|
},
|
|
|
|
_handlePlayPreviewEvent: function (plugin) {
|
|
let doc = plugin.ownerDocument;
|
|
let pluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);
|
|
let pluginInfo = this._getPluginInfo(plugin);
|
|
let playPreviewInfo = pluginHost.getPlayPreviewInfo(pluginInfo.mimetype);
|
|
|
|
let previewContent = this.getPluginUI(plugin, "previewPluginContent");
|
|
let iframe = previewContent.getElementsByClassName("previewPluginContentFrame")[0];
|
|
if (!iframe) {
|
|
// lazy initialization of the iframe
|
|
iframe = doc.createElementNS("http://www.w3.org/1999/xhtml", "iframe");
|
|
iframe.className = "previewPluginContentFrame";
|
|
previewContent.appendChild(iframe);
|
|
|
|
// Force a style flush, so that we ensure our binding is attached.
|
|
plugin.clientTop;
|
|
}
|
|
iframe.src = playPreviewInfo.redirectURL;
|
|
|
|
// MozPlayPlugin event can be dispatched from the extension chrome
|
|
// code to replace the preview content with the native plugin
|
|
let playPluginHandler = (event) => {
|
|
if (!event.isTrusted)
|
|
return;
|
|
|
|
previewContent.removeEventListener("MozPlayPlugin", playPluginHandler, true);
|
|
|
|
let playPlugin = !event.detail;
|
|
this.stopPlayPreview(plugin, playPlugin);
|
|
|
|
// cleaning up: removes overlay iframe from the DOM
|
|
let iframe = previewContent.getElementsByClassName("previewPluginContentFrame")[0];
|
|
if (iframe)
|
|
previewContent.removeChild(iframe);
|
|
};
|
|
|
|
previewContent.addEventListener("MozPlayPlugin", playPluginHandler, true);
|
|
|
|
if (!playPreviewInfo.ignoreCTP) {
|
|
this._showClickToPlayNotification(plugin, false);
|
|
}
|
|
},
|
|
|
|
reshowClickToPlayNotification: function () {
|
|
let contentWindow = this.global.content;
|
|
let cwu = contentWindow.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils);
|
|
let plugins = cwu.plugins;
|
|
for (let plugin of plugins) {
|
|
let overlay = this.getPluginUI(plugin, "main");
|
|
if (overlay)
|
|
overlay.removeEventListener("click", this, true);
|
|
let objLoadingContent = plugin.QueryInterface(Ci.nsIObjectLoadingContent);
|
|
if (this.canActivatePlugin(objLoadingContent))
|
|
this._handleClickToPlayEvent(plugin);
|
|
}
|
|
this._showClickToPlayNotification(null, false);
|
|
},
|
|
|
|
// Match the behaviour of nsPermissionManager
|
|
_getHostFromPrincipal: function (principal) {
|
|
if (!principal.URI || principal.URI.schemeIs("moz-nullprincipal")) {
|
|
return "(null)";
|
|
}
|
|
|
|
try {
|
|
if (principal.URI.host)
|
|
return principal.URI.host;
|
|
} catch (e) {}
|
|
|
|
return principal.origin;
|
|
},
|
|
|
|
/**
|
|
* Activate the plugins that the user has specified.
|
|
*/
|
|
activatePlugins: function (pluginInfo, newState) {
|
|
let contentWindow = this.global.content;
|
|
let cwu = contentWindow.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils);
|
|
let plugins = cwu.plugins;
|
|
let pluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);
|
|
|
|
let pluginFound = false;
|
|
for (let plugin of plugins) {
|
|
plugin.QueryInterface(Ci.nsIObjectLoadingContent);
|
|
if (!this.isKnownPlugin(plugin)) {
|
|
continue;
|
|
}
|
|
if (pluginInfo.permissionString == pluginHost.getPermissionStringForType(plugin.actualType)) {
|
|
pluginFound = true;
|
|
if (newState == "block") {
|
|
plugin.reload(true);
|
|
} else {
|
|
if (this.canActivatePlugin(plugin)) {
|
|
let overlay = this.getPluginUI(plugin, "main");
|
|
if (overlay) {
|
|
overlay.removeEventListener("click", this, true);
|
|
}
|
|
plugin.playPlugin();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// If there are no instances of the plugin on the page any more, what the
|
|
// user probably needs is for us to allow and then refresh.
|
|
if (newState != "block" && !pluginFound) {
|
|
this.reloadPage();
|
|
}
|
|
this.updateNotificationUI();
|
|
},
|
|
|
|
_showClickToPlayNotification: function (plugin, showNow) {
|
|
let plugins = [];
|
|
|
|
// If plugin is null, that means the user has navigated back to a page with
|
|
// plugins, and we need to collect all the plugins.
|
|
if (plugin === null) {
|
|
let contentWindow = this.content;
|
|
let cwu = contentWindow.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils);
|
|
// cwu.plugins may contain non-plugin <object>s, filter them out
|
|
plugins = cwu.plugins.filter((plugin) =>
|
|
plugin.getContentTypeForMIMEType(plugin.actualType) == Ci.nsIObjectLoadingContent.TYPE_PLUGIN);
|
|
|
|
if (plugins.length == 0) {
|
|
this.removeNotification("click-to-play-plugins");
|
|
return;
|
|
}
|
|
} else {
|
|
plugins = [plugin];
|
|
}
|
|
|
|
let pluginData = this.pluginData;
|
|
|
|
let principal = this.content.document.nodePrincipal;
|
|
let principalHost = this._getHostFromPrincipal(principal);
|
|
let location = this.content.document.location.href;
|
|
|
|
for (let p of plugins) {
|
|
let pluginInfo = this._getPluginInfo(p);
|
|
if (pluginInfo.permissionString === null) {
|
|
Cu.reportError("No permission string for active plugin.");
|
|
continue;
|
|
}
|
|
if (pluginData.has(pluginInfo.permissionString)) {
|
|
continue;
|
|
}
|
|
|
|
let permissionObj = Services.perms.
|
|
getPermissionObject(principal, pluginInfo.permissionString, false);
|
|
if (permissionObj) {
|
|
pluginInfo.pluginPermissionHost = permissionObj.host;
|
|
pluginInfo.pluginPermissionType = permissionObj.expireType;
|
|
}
|
|
else {
|
|
pluginInfo.pluginPermissionHost = principalHost;
|
|
pluginInfo.pluginPermissionType = undefined;
|
|
}
|
|
|
|
this.pluginData.set(pluginInfo.permissionString, pluginInfo);
|
|
}
|
|
|
|
this.global.sendAsyncMessage("PluginContent:ShowClickToPlayNotification", {
|
|
plugins: [... this.pluginData.values()],
|
|
showNow: showNow,
|
|
host: principalHost,
|
|
location: location,
|
|
}, null, principal);
|
|
},
|
|
|
|
/**
|
|
* Updates the "hidden plugin" notification bar UI.
|
|
*
|
|
* @param document (optional)
|
|
* Specify the document that is causing the update.
|
|
* This is useful when the document is possibly no longer
|
|
* the current loaded document (for example, if we're
|
|
* responding to a PluginRemoved event for an unloading
|
|
* document). If this parameter is omitted, it defaults
|
|
* to the current top-level document.
|
|
*/
|
|
updateNotificationUI: function (document) {
|
|
document = document || this.content.document;
|
|
|
|
// We're only interested in the top-level document, since that's
|
|
// the one that provides the Principal that we send back to the
|
|
// parent.
|
|
let principal = document.defaultView.top.document.nodePrincipal;
|
|
let location = document.location.href;
|
|
|
|
// Make a copy of the actions from the last popup notification.
|
|
let haveInsecure = false;
|
|
let actions = new Map();
|
|
for (let action of this.pluginData.values()) {
|
|
switch (action.fallbackType) {
|
|
// haveInsecure will trigger the red flashing icon and the infobar
|
|
// styling below
|
|
case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_UPDATABLE:
|
|
case Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE:
|
|
haveInsecure = true;
|
|
// fall through
|
|
|
|
case Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY:
|
|
actions.set(action.permissionString, action);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// Remove plugins that are already active, or large enough to show an overlay.
|
|
let cwu = this.content.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils);
|
|
for (let plugin of cwu.plugins) {
|
|
let info = this._getPluginInfo(plugin);
|
|
if (!actions.has(info.permissionString)) {
|
|
continue;
|
|
}
|
|
let fallbackType = info.fallbackType;
|
|
if (fallbackType == Ci.nsIObjectLoadingContent.PLUGIN_ACTIVE) {
|
|
actions.delete(info.permissionString);
|
|
if (actions.size == 0) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
if (fallbackType != Ci.nsIObjectLoadingContent.PLUGIN_CLICK_TO_PLAY &&
|
|
fallbackType != Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_UPDATABLE &&
|
|
fallbackType != Ci.nsIObjectLoadingContent.PLUGIN_VULNERABLE_NO_UPDATE) {
|
|
continue;
|
|
}
|
|
let overlay = this.getPluginUI(plugin, "main");
|
|
if (!overlay) {
|
|
continue;
|
|
}
|
|
let shouldShow = this.shouldShowOverlay(plugin, overlay);
|
|
this.setVisibility(plugin, overlay, shouldShow);
|
|
if (shouldShow) {
|
|
actions.delete(info.permissionString);
|
|
if (actions.size == 0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If there are any items remaining in `actions` now, they are hidden
|
|
// plugins that need a notification bar.
|
|
this.global.sendAsyncMessage("PluginContent:UpdateHiddenPluginUI", {
|
|
haveInsecure: haveInsecure,
|
|
actions: [... actions.values()],
|
|
host: this._getHostFromPrincipal(principal),
|
|
location: location,
|
|
}, null, principal);
|
|
},
|
|
|
|
removeNotification: function (name) {
|
|
this.global.sendAsyncMessage("PluginContent:RemoveNotification", { name: name });
|
|
},
|
|
|
|
clearPluginDataCache: function () {
|
|
this.pluginData.clear();
|
|
},
|
|
|
|
hideNotificationBar: function (name) {
|
|
this.global.sendAsyncMessage("PluginContent:HideNotificationBar", { name: name });
|
|
},
|
|
|
|
// Crashed-plugin event listener. Called for every instance of a
|
|
// plugin in content.
|
|
pluginInstanceCrashed: function (target, aEvent) {
|
|
// Ensure the plugin and event are of the right type.
|
|
if (!(aEvent instanceof Ci.nsIDOMCustomEvent))
|
|
return;
|
|
|
|
let propBag = aEvent.detail.QueryInterface(Ci.nsIPropertyBag2);
|
|
let submittedReport = propBag.getPropertyAsBool("submittedCrashReport");
|
|
let doPrompt = true; // XXX followup for .getPropertyAsBool("doPrompt");
|
|
let submitReports = true; // XXX followup for .getPropertyAsBool("submitReports");
|
|
let pluginName = propBag.getPropertyAsAString("pluginName");
|
|
let pluginDumpID = propBag.getPropertyAsAString("pluginDumpID");
|
|
let browserDumpID = null;
|
|
let gmpPlugin = false;
|
|
|
|
try {
|
|
browserDumpID = propBag.getPropertyAsAString("browserDumpID");
|
|
} catch (e) {
|
|
// For GMP crashes we don't get a browser dump.
|
|
}
|
|
|
|
try {
|
|
gmpPlugin = propBag.getPropertyAsBool("gmpPlugin");
|
|
} catch (e) {
|
|
// This property is only set for GMP plugins.
|
|
}
|
|
|
|
// For non-GMP plugins, remap the plugin name to a more user-presentable form.
|
|
if (!gmpPlugin) {
|
|
pluginName = BrowserUtils.makeNicePluginName(pluginName);
|
|
}
|
|
|
|
let messageString = gNavigatorBundle.formatStringFromName("crashedpluginsMessage.title", [pluginName], 1);
|
|
|
|
let plugin = null, doc;
|
|
if (target instanceof Ci.nsIObjectLoadingContent) {
|
|
plugin = target;
|
|
doc = plugin.ownerDocument;
|
|
} else {
|
|
doc = target.document;
|
|
if (!doc) {
|
|
return;
|
|
}
|
|
// doPrompt is specific to the crashed plugin overlay, and
|
|
// therefore is not applicable for window-global plugins.
|
|
doPrompt = false;
|
|
}
|
|
|
|
let status;
|
|
#ifdef MOZ_CRASHREPORTER
|
|
// Determine which message to show regarding crash reports.
|
|
if (submittedReport) { // submitReports && !doPrompt, handled in observer
|
|
status = "submitted";
|
|
}
|
|
else if (!submitReports && !doPrompt) {
|
|
status = "noSubmit";
|
|
}
|
|
else if (!pluginDumpID) {
|
|
// If we don't have a minidumpID, we can't (or didn't) submit anything.
|
|
// This can happen if the plugin is killed from the task manager.
|
|
status = "noReport";
|
|
}
|
|
else {
|
|
status = "please";
|
|
}
|
|
|
|
// If we don't have a minidumpID, we can't (or didn't) submit anything.
|
|
// This can happen if the plugin is killed from the task manager.
|
|
if (!pluginDumpID) {
|
|
status = "noReport";
|
|
}
|
|
|
|
// If we're showing the link to manually trigger report submission, we'll
|
|
// want to be able to update all the instances of the UI for this crash to
|
|
// show an updated message when a report is submitted.
|
|
if (doPrompt) {
|
|
let observer = {
|
|
QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver,
|
|
Ci.nsISupportsWeakReference]),
|
|
observe : (subject, topic, data) => {
|
|
let propertyBag = subject;
|
|
if (!(propertyBag instanceof Ci.nsIPropertyBag2))
|
|
return;
|
|
// Ignore notifications for other crashes.
|
|
if (propertyBag.get("minidumpID") != pluginDumpID)
|
|
return;
|
|
let statusDiv = this.getPluginUI(plugin, "submitStatus");
|
|
statusDiv.setAttribute("status", data);
|
|
},
|
|
|
|
handleEvent : function(event) {
|
|
// Not expected to be called, just here for the closure.
|
|
}
|
|
}
|
|
|
|
// Use a weak reference, so we don't have to remove it...
|
|
Services.obs.addObserver(observer, "crash-report-status", true);
|
|
// ...alas, now we need something to hold a strong reference to prevent
|
|
// it from being GC. But I don't want to manually manage the reference's
|
|
// lifetime (which should be no greater than the page).
|
|
// Clever solution? Use a closue with an event listener on the document.
|
|
// When the doc goes away, so do the listener references and the closure.
|
|
doc.addEventListener("mozCleverClosureHack", observer, false);
|
|
}
|
|
#endif
|
|
|
|
let isShowing = false;
|
|
|
|
if (plugin) {
|
|
// If there's no plugin (an <object> or <embed> element), this call is
|
|
// for a window-global plugin. In this case, there's no overlay to show.
|
|
isShowing = _setUpPluginOverlay.call(this, plugin, doPrompt);
|
|
}
|
|
|
|
if (isShowing) {
|
|
// If a previous plugin on the page was too small and resulted in adding a
|
|
// notification bar, then remove it because this plugin instance it big
|
|
// enough to serve as in-content notification.
|
|
this.hideNotificationBar("plugin-crashed");
|
|
doc.mozNoPluginCrashedNotification = true;
|
|
} else {
|
|
// If another plugin on the page was large enough to show our UI, we don't
|
|
// want to show a notification bar.
|
|
if (!doc.mozNoPluginCrashedNotification) {
|
|
this.global.sendAsyncMessage("PluginContent:ShowPluginCrashedNotification", {
|
|
messageString: messageString,
|
|
pluginDumpID: pluginDumpID,
|
|
browserDumpID: browserDumpID,
|
|
});
|
|
// Remove the notification when the page is reloaded.
|
|
doc.defaultView.top.addEventListener("unload", event => {
|
|
this.hideNotificationBar("plugin-crashed");
|
|
}, false);
|
|
}
|
|
}
|
|
|
|
// Configure the crashed-plugin placeholder.
|
|
// Returns true if the plugin overlay is visible.
|
|
function _setUpPluginOverlay(plugin, doPromptSubmit) {
|
|
if (!plugin) {
|
|
return false;
|
|
}
|
|
|
|
// Force a layout flush so the binding is attached.
|
|
plugin.clientTop;
|
|
let overlay = this.getPluginUI(plugin, "main");
|
|
let statusDiv = this.getPluginUI(plugin, "submitStatus");
|
|
|
|
if (doPromptSubmit) {
|
|
this.getPluginUI(plugin, "submitButton").addEventListener("click",
|
|
function (event) {
|
|
if (event.button != 0 || !event.isTrusted)
|
|
return;
|
|
this.submitReport(pluginDumpID, browserDumpID, plugin);
|
|
pref.setBoolPref("", optInCB.checked);
|
|
}.bind(this));
|
|
let optInCB = this.getPluginUI(plugin, "submitURLOptIn");
|
|
let pref = Services.prefs.getBranch("dom.ipc.plugins.reportCrashURL");
|
|
optInCB.checked = pref.getBoolPref("");
|
|
}
|
|
|
|
statusDiv.setAttribute("status", status);
|
|
|
|
let helpIcon = this.getPluginUI(plugin, "helpIcon");
|
|
this.addLinkClickCallback(helpIcon, "openHelpPage");
|
|
|
|
let crashText = this.getPluginUI(plugin, "crashedText");
|
|
crashText.textContent = messageString;
|
|
|
|
let link = this.getPluginUI(plugin, "reloadLink");
|
|
this.addLinkClickCallback(link, "reloadPage");
|
|
|
|
let isShowing = this.shouldShowOverlay(plugin, overlay);
|
|
|
|
// Is the <object>'s size too small to hold what we want to show?
|
|
if (!isShowing) {
|
|
// First try hiding the crash report submission UI.
|
|
statusDiv.removeAttribute("status");
|
|
|
|
isShowing = this.shouldShowOverlay(plugin, overlay);
|
|
}
|
|
this.setVisibility(plugin, overlay, isShowing);
|
|
|
|
return isShowing;
|
|
}
|
|
}
|
|
};
|