forked from mirrors/gecko-dev
842 lines
29 KiB
JavaScript
842 lines
29 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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/* This content script should work in any browser or iframe and should not
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* depend on the frame being contained in tabbrowser. */
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let {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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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:///modules/ContentWebRTC.jsm");
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Cu.import("resource:///modules/ContentObservers.jsm");
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Cu.import("resource://gre/modules/InlineSpellChecker.jsm");
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Cu.import("resource://gre/modules/InlineSpellCheckerContent.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "BrowserUtils",
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"resource://gre/modules/BrowserUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "ContentLinkHandler",
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"resource:///modules/ContentLinkHandler.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "LoginManagerContent",
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"resource://gre/modules/LoginManagerContent.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "InsecurePasswordUtils",
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"resource://gre/modules/InsecurePasswordUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PluginContent",
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"resource:///modules/PluginContent.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
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"resource://gre/modules/PrivateBrowsingUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "FormSubmitObserver",
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"resource:///modules/FormSubmitObserver.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PageMetadata",
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"resource://gre/modules/PageMetadata.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "PlacesUIUtils",
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"resource:///modules/PlacesUIUtils.jsm");
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XPCOMUtils.defineLazyGetter(this, "PageMenuChild", function() {
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let tmp = {};
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Cu.import("resource://gre/modules/PageMenu.jsm", tmp);
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return new tmp.PageMenuChild();
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});
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// TabChildGlobal
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var global = this;
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// Load the form validation popup handler
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var formSubmitObserver = new FormSubmitObserver(content, this);
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addMessageListener("ContextMenu:DoCustomCommand", function(message) {
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PageMenuChild.executeMenu(message.data);
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});
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addMessageListener("RemoteLogins:fillForm", function(message) {
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LoginManagerContent.receiveMessage(message, content);
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});
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addEventListener("DOMFormHasPassword", function(event) {
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LoginManagerContent.onDOMFormHasPassword(event, content);
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InsecurePasswordUtils.checkForInsecurePasswords(event.target);
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});
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addEventListener("DOMInputPasswordAdded", function(event) {
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LoginManagerContent.onDOMInputPasswordAdded(event, content);
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});
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addEventListener("pageshow", function(event) {
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LoginManagerContent.onPageShow(event, content);
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});
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addEventListener("DOMAutoComplete", function(event) {
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LoginManagerContent.onUsernameInput(event);
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});
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addEventListener("blur", function(event) {
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LoginManagerContent.onUsernameInput(event);
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});
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let handleContentContextMenu = function (event) {
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let defaultPrevented = event.defaultPrevented;
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if (!Services.prefs.getBoolPref("dom.event.contextmenu.enabled")) {
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let plugin = null;
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try {
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plugin = event.target.QueryInterface(Ci.nsIObjectLoadingContent);
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} catch (e) {}
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if (plugin && plugin.displayedType == Ci.nsIObjectLoadingContent.TYPE_PLUGIN) {
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// Don't open a context menu for plugins.
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return;
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}
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defaultPrevented = false;
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}
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if (defaultPrevented)
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return;
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let addonInfo = {};
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let subject = {
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event: event,
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addonInfo: addonInfo,
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};
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subject.wrappedJSObject = subject;
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Services.obs.notifyObservers(subject, "content-contextmenu", null);
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let doc = event.target.ownerDocument;
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let docLocation = doc.location.href;
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let charSet = doc.characterSet;
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let baseURI = doc.baseURI;
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let referrer = doc.referrer;
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let referrerPolicy = doc.referrerPolicy;
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let frameOuterWindowID = doc.defaultView.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDOMWindowUtils)
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.outerWindowID;
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// get referrer attribute from clicked link and parse it
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// if per element referrer is enabled, the element referrer overrules
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// the document wide referrer
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if (Services.prefs.getBoolPref("network.http.enablePerElementReferrer")) {
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let referrerAttrValue = Services.netUtils.parseAttributePolicyString(event.target.
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getAttribute("referrer"));
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if (referrerAttrValue !== Ci.nsIHttpChannel.REFERRER_POLICY_DEFAULT) {
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referrerPolicy = referrerAttrValue;
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}
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}
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let disableSetDesktopBg = null;
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// Media related cache info parent needs for saving
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let contentType = null;
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let contentDisposition = null;
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if (event.target.nodeType == Ci.nsIDOMNode.ELEMENT_NODE &&
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event.target instanceof Ci.nsIImageLoadingContent &&
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event.target.currentURI) {
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disableSetDesktopBg = disableSetDesktopBackground(event.target);
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try {
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let imageCache =
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Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools)
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.getImgCacheForDocument(doc);
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let props =
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imageCache.findEntryProperties(event.target.currentURI);
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try {
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contentType = props.get("type", Ci.nsISupportsCString).data;
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} catch(e) {}
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try {
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contentDisposition =
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props.get("content-disposition", Ci.nsISupportsCString).data;
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} catch(e) {}
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} catch(e) {}
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}
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let selectionInfo = BrowserUtils.getSelectionDetails(content);
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if (Services.appinfo.processType == Services.appinfo.PROCESS_TYPE_CONTENT) {
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let editFlags = SpellCheckHelper.isEditable(event.target, content);
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let spellInfo;
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if (editFlags &
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(SpellCheckHelper.EDITABLE | SpellCheckHelper.CONTENTEDITABLE)) {
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spellInfo =
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InlineSpellCheckerContent.initContextMenu(event, editFlags, this);
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}
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// Set the event target first as the copy image command needs it to
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// determine what was context-clicked on. Then, update the state of the
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// commands on the context menu.
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docShell.contentViewer.QueryInterface(Ci.nsIContentViewerEdit)
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.setCommandNode(event.target);
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event.target.ownerDocument.defaultView.updateCommands("contentcontextmenu");
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let customMenuItems = PageMenuChild.build(event.target);
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let principal = doc.nodePrincipal;
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sendRpcMessage("contextmenu",
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{ editFlags, spellInfo, customMenuItems, addonInfo,
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principal, docLocation, charSet, baseURI, referrer,
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referrerPolicy, contentType, contentDisposition,
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frameOuterWindowID, selectionInfo, disableSetDesktopBg },
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{ event, popupNode: event.target });
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}
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else {
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// Break out to the parent window and pass the add-on info along
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let browser = docShell.chromeEventHandler;
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let mainWin = browser.ownerDocument.defaultView;
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mainWin.gContextMenuContentData = {
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isRemote: false,
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event: event,
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popupNode: event.target,
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browser: browser,
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addonInfo: addonInfo,
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documentURIObject: doc.documentURIObject,
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docLocation: docLocation,
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charSet: charSet,
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referrer: referrer,
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referrerPolicy: referrerPolicy,
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contentType: contentType,
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contentDisposition: contentDisposition,
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selectionInfo: selectionInfo,
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disableSetDesktopBackground: disableSetDesktopBg,
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};
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}
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}
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Cc["@mozilla.org/eventlistenerservice;1"]
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.getService(Ci.nsIEventListenerService)
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.addSystemEventListener(global, "contextmenu", handleContentContextMenu, false);
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// Values for telemtery bins: see TLS_ERROR_REPORT_UI in Histograms.json
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const TLS_ERROR_REPORT_TELEMETRY_UI_SHOWN = 0;
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const TLS_ERROR_REPORT_TELEMETRY_EXPANDED = 1;
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const TLS_ERROR_REPORT_TELEMETRY_SUCCESS = 6;
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const TLS_ERROR_REPORT_TELEMETRY_FAILURE = 7;
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let AboutNetErrorListener = {
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init: function(chromeGlobal) {
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chromeGlobal.addEventListener('AboutNetErrorLoad', this, false, true);
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chromeGlobal.addEventListener('AboutNetErrorSetAutomatic', this, false, true);
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chromeGlobal.addEventListener('AboutNetErrorSendReport', this, false, true);
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chromeGlobal.addEventListener('AboutNetErrorUIExpanded', this, false, true);
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},
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get isAboutNetError() {
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return content.document.documentURI.startsWith("about:neterror");
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},
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handleEvent: function(aEvent) {
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if (!this.isAboutNetError) {
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return;
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}
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switch (aEvent.type) {
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case "AboutNetErrorLoad":
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this.onPageLoad(aEvent);
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break;
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case "AboutNetErrorSetAutomatic":
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this.onSetAutomatic(aEvent);
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break;
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case "AboutNetErrorSendReport":
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this.onSendReport(aEvent);
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break;
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case "AboutNetErrorUIExpanded":
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sendAsyncMessage("Browser:SSLErrorReportTelemetry",
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{reportStatus: TLS_ERROR_REPORT_TELEMETRY_EXPANDED});
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break;
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}
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},
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onPageLoad: function(evt) {
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let automatic = Services.prefs.getBoolPref("security.ssl.errorReporting.automatic");
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content.dispatchEvent(new content.CustomEvent("AboutNetErrorOptions", {
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detail: JSON.stringify({
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enabled: Services.prefs.getBoolPref("security.ssl.errorReporting.enabled"),
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automatic: automatic
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})
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}
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));
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sendAsyncMessage("Browser:SSLErrorReportTelemetry",
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{reportStatus: TLS_ERROR_REPORT_TELEMETRY_UI_SHOWN});
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if (automatic) {
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this.onSendReport(evt);
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}
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// hide parts of the UI we don't need yet
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let contentDoc = content.document;
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let reportSendingMsg = contentDoc.getElementById("reportSendingMessage");
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let reportSentMsg = contentDoc.getElementById("reportSentMessage");
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let retryBtn = contentDoc.getElementById("reportCertificateErrorRetry");
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reportSendingMsg.style.display = "none";
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reportSentMsg.style.display = "none";
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retryBtn.style.display = "none";
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},
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onSetAutomatic: function(evt) {
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sendAsyncMessage("Browser:SetSSLErrorReportAuto", {
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automatic: evt.detail
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});
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},
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onSendReport: function(evt) {
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let contentDoc = content.document;
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let reportSendingMsg = contentDoc.getElementById("reportSendingMessage");
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let reportSentMsg = contentDoc.getElementById("reportSentMessage");
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let reportBtn = contentDoc.getElementById("reportCertificateError");
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let retryBtn = contentDoc.getElementById("reportCertificateErrorRetry");
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addMessageListener("Browser:SSLErrorReportStatus", function(message) {
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// show and hide bits - but only if this is a message for the right
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// document - we'll compare on document URI
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if (contentDoc.documentURI === message.data.documentURI) {
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switch(message.data.reportStatus) {
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case "activity":
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// Hide the button that was just clicked
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reportBtn.style.display = "none";
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retryBtn.style.display = "none";
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reportSentMsg.style.display = "none";
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reportSendingMsg.style.removeProperty("display");
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break;
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case "error":
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// show the retry button
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retryBtn.style.removeProperty("display");
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reportSendingMsg.style.display = "none";
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sendAsyncMessage("Browser:SSLErrorReportTelemetry",
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{reportStatus: TLS_ERROR_REPORT_TELEMETRY_FAILURE});
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break;
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case "complete":
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// Show a success indicator
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reportSentMsg.style.removeProperty("display");
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reportSendingMsg.style.display = "none";
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sendAsyncMessage("Browser:SSLErrorReportTelemetry",
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{reportStatus: TLS_ERROR_REPORT_TELEMETRY_SUCCESS});
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break;
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}
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}
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});
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let failedChannel = docShell.failedChannel;
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let location = contentDoc.location.href;
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let serhelper = Cc["@mozilla.org/network/serialization-helper;1"]
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.getService(Ci.nsISerializationHelper);
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let serializable = docShell.failedChannel.securityInfo
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.QueryInterface(Ci.nsITransportSecurityInfo)
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.QueryInterface(Ci.nsISerializable);
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let serializedSecurityInfo = serhelper.serializeToString(serializable);
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sendAsyncMessage("Browser:SendSSLErrorReport", {
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elementId: evt.target.id,
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documentURI: contentDoc.documentURI,
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location: {hostname: contentDoc.location.hostname, port: contentDoc.location.port},
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securityInfo: serializedSecurityInfo
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});
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}
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}
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AboutNetErrorListener.init(this);
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let ClickEventHandler = {
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init: function init() {
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Cc["@mozilla.org/eventlistenerservice;1"]
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.getService(Ci.nsIEventListenerService)
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.addSystemEventListener(global, "click", this, true);
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},
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handleEvent: function(event) {
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if (!event.isTrusted || event.defaultPrevented || event.button == 2) {
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return;
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}
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let originalTarget = event.originalTarget;
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let ownerDoc = originalTarget.ownerDocument;
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if (!ownerDoc) {
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return;
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}
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// Handle click events from about pages
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if (ownerDoc.documentURI.startsWith("about:certerror")) {
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this.onAboutCertError(originalTarget, ownerDoc);
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return;
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} else if (ownerDoc.documentURI.startsWith("about:blocked")) {
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this.onAboutBlocked(originalTarget, ownerDoc);
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return;
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} else if (ownerDoc.documentURI.startsWith("about:neterror")) {
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this.onAboutNetError(event, ownerDoc.documentURI);
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return;
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}
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let [href, node] = this._hrefAndLinkNodeForClickEvent(event);
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// get referrer attribute from clicked link and parse it
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// if per element referrer is enabled, the element referrer overrules
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// the document wide referrer
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let referrerPolicy = ownerDoc.referrerPolicy;
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if (Services.prefs.getBoolPref("network.http.enablePerElementReferrer") &&
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node) {
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let referrerAttrValue = Services.netUtils.parseAttributePolicyString(node.
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getAttribute("referrer"));
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if (referrerAttrValue !== Ci.nsIHttpChannel.REFERRER_POLICY_DEFAULT) {
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referrerPolicy = referrerAttrValue;
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}
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}
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let json = { button: event.button, shiftKey: event.shiftKey,
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ctrlKey: event.ctrlKey, metaKey: event.metaKey,
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altKey: event.altKey, href: null, title: null,
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bookmark: false, referrerPolicy: referrerPolicy };
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if (href) {
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try {
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BrowserUtils.urlSecurityCheck(href, node.ownerDocument.nodePrincipal);
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} catch (e) {
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return;
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}
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json.href = href;
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if (node) {
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json.title = node.getAttribute("title");
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if (event.button == 0 && !event.ctrlKey && !event.shiftKey &&
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!event.altKey && !event.metaKey) {
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json.bookmark = node.getAttribute("rel") == "sidebar";
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if (json.bookmark) {
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event.preventDefault(); // Need to prevent the pageload.
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}
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}
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}
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json.noReferrer = BrowserUtils.linkHasNoReferrer(node)
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sendAsyncMessage("Content:Click", json);
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return;
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}
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// This might be middle mouse navigation.
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if (event.button == 1) {
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sendAsyncMessage("Content:Click", json);
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}
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},
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onAboutCertError: function (targetElement, ownerDoc) {
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let docshell = ownerDoc.defaultView.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIWebNavigation)
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.QueryInterface(Ci.nsIDocShell);
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let serhelper = Cc["@mozilla.org/network/serialization-helper;1"]
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.getService(Ci.nsISerializationHelper);
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let serializedSSLStatus = "";
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try {
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let serializable = docShell.failedChannel.securityInfo
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.QueryInterface(Ci.nsISSLStatusProvider)
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.SSLStatus
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.QueryInterface(Ci.nsISerializable);
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serializedSSLStatus = serhelper.serializeToString(serializable);
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} catch (e) { }
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sendAsyncMessage("Browser:CertExceptionError", {
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location: ownerDoc.location.href,
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elementId: targetElement.getAttribute("id"),
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isTopFrame: (ownerDoc.defaultView.parent === ownerDoc.defaultView),
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sslStatusAsString: serializedSSLStatus
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});
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},
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onAboutBlocked: function (targetElement, ownerDoc) {
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var reason = 'phishing';
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if (/e=malwareBlocked/.test(ownerDoc.documentURI)) {
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reason = 'malware';
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} else if (/e=unwantedBlocked/.test(ownerDoc.documentURI)) {
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reason = 'unwanted';
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}
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sendAsyncMessage("Browser:SiteBlockedError", {
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location: ownerDoc.location.href,
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reason: reason,
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elementId: targetElement.getAttribute("id"),
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isTopFrame: (ownerDoc.defaultView.parent === ownerDoc.defaultView)
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});
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},
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onAboutNetError: function (event, documentURI) {
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let elmId = event.originalTarget.getAttribute("id");
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if (elmId != "errorTryAgain" || !/e=netOffline/.test(documentURI)) {
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return;
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}
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// browser front end will handle clearing offline mode and refreshing
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// the page *if* we're in offline mode now. Otherwise let the error page
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// handle the click.
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if (Services.io.offline) {
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event.preventDefault();
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sendAsyncMessage("Browser:EnableOnlineMode", {});
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}
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},
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/**
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* Extracts linkNode and href for the current click target.
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*
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* @param event
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* The click event.
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* @return [href, linkNode].
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*
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* @note linkNode will be null if the click wasn't on an anchor
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* element (or XLink).
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*/
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_hrefAndLinkNodeForClickEvent: function(event) {
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function isHTMLLink(aNode) {
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// Be consistent with what nsContextMenu.js does.
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return ((aNode instanceof content.HTMLAnchorElement && aNode.href) ||
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(aNode instanceof content.HTMLAreaElement && aNode.href) ||
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aNode instanceof content.HTMLLinkElement);
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}
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let node = event.target;
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while (node && !isHTMLLink(node)) {
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node = node.parentNode;
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}
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if (node)
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return [node.href, node];
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// If there is no linkNode, try simple XLink.
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let href, baseURI;
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node = event.target;
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while (node && !href) {
|
|
if (node.nodeType == content.Node.ELEMENT_NODE) {
|
|
href = node.getAttributeNS("http://www.w3.org/1999/xlink", "href");
|
|
if (href)
|
|
baseURI = node.ownerDocument.baseURIObject;
|
|
}
|
|
node = node.parentNode;
|
|
}
|
|
|
|
// In case of XLink, we don't return the node we got href from since
|
|
// callers expect <a>-like elements.
|
|
// Note: makeURI() will throw if aUri is not a valid URI.
|
|
return [href ? BrowserUtils.makeURI(href, null, baseURI).spec : null, null];
|
|
}
|
|
};
|
|
ClickEventHandler.init();
|
|
|
|
ContentLinkHandler.init(this);
|
|
|
|
// TODO: Load this lazily so the JSM is run only if a relevant event/message fires.
|
|
let pluginContent = new PluginContent(global);
|
|
|
|
addEventListener("DOMWebNotificationClicked", function(event) {
|
|
sendAsyncMessage("DOMWebNotificationClicked", {});
|
|
}, false);
|
|
|
|
ContentWebRTC.init();
|
|
addMessageListener("webrtc:Allow", ContentWebRTC);
|
|
addMessageListener("webrtc:Deny", ContentWebRTC);
|
|
addMessageListener("webrtc:StopSharing", ContentWebRTC);
|
|
addMessageListener("webrtc:StartBrowserSharing", () => {
|
|
let windowID = content.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils).outerWindowID;
|
|
sendAsyncMessage("webrtc:response:StartBrowserSharing", {
|
|
windowID: windowID
|
|
});
|
|
});
|
|
|
|
addEventListener("pageshow", function(event) {
|
|
if (event.target == content.document) {
|
|
sendAsyncMessage("PageVisibility:Show", {
|
|
persisted: event.persisted,
|
|
});
|
|
}
|
|
});
|
|
|
|
let PageMetadataMessenger = {
|
|
init() {
|
|
addMessageListener("PageMetadata:GetPageData", this);
|
|
addMessageListener("PageMetadata:GetMicrodata", this);
|
|
},
|
|
receiveMessage(message) {
|
|
switch(message.name) {
|
|
case "PageMetadata:GetPageData": {
|
|
let result = PageMetadata.getData(content.document);
|
|
sendAsyncMessage("PageMetadata:PageDataResult", result);
|
|
break;
|
|
}
|
|
|
|
case "PageMetadata:GetMicrodata": {
|
|
let target = message.objects.target;
|
|
let result = PageMetadata.getMicrodata(content.document, target);
|
|
sendAsyncMessage("PageMetadata:MicrodataResult", result);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
PageMetadataMessenger.init();
|
|
|
|
addEventListener("ActivateSocialFeature", function (aEvent) {
|
|
let document = content.document;
|
|
if (PrivateBrowsingUtils.isContentWindowPrivate(content)) {
|
|
Cu.reportError("cannot use social providers in private windows");
|
|
return;
|
|
}
|
|
let dwu = content.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIDOMWindowUtils);
|
|
if (!dwu.isHandlingUserInput) {
|
|
Cu.reportError("attempt to activate provider without user input from " + document.nodePrincipal.origin);
|
|
return;
|
|
}
|
|
|
|
let node = aEvent.target;
|
|
let ownerDocument = node.ownerDocument;
|
|
let data = node.getAttribute("data-service");
|
|
if (data) {
|
|
try {
|
|
data = JSON.parse(data);
|
|
} catch(e) {
|
|
Cu.reportError("Social Service manifest parse error: " + e);
|
|
return;
|
|
}
|
|
} else {
|
|
Cu.reportError("Social Service manifest not available");
|
|
return;
|
|
}
|
|
|
|
sendAsyncMessage("Social:Activation", {
|
|
url: ownerDocument.location.href,
|
|
origin: ownerDocument.nodePrincipal.origin,
|
|
manifest: data
|
|
});
|
|
}, true, true);
|
|
|
|
addMessageListener("ContextMenu:SaveVideoFrameAsImage", (message) => {
|
|
let video = message.objects.target;
|
|
let canvas = content.document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
|
|
canvas.width = video.videoWidth;
|
|
canvas.height = video.videoHeight;
|
|
|
|
let ctxDraw = canvas.getContext("2d");
|
|
ctxDraw.drawImage(video, 0, 0);
|
|
sendAsyncMessage("ContextMenu:SaveVideoFrameAsImage:Result", {
|
|
dataURL: canvas.toDataURL("image/jpeg", ""),
|
|
});
|
|
});
|
|
|
|
addMessageListener("ContextMenu:MediaCommand", (message) => {
|
|
let media = message.objects.element;
|
|
|
|
switch (message.data.command) {
|
|
case "play":
|
|
media.play();
|
|
break;
|
|
case "pause":
|
|
media.pause();
|
|
break;
|
|
case "mute":
|
|
media.muted = true;
|
|
break;
|
|
case "unmute":
|
|
media.muted = false;
|
|
break;
|
|
case "playbackRate":
|
|
media.playbackRate = message.data.data;
|
|
break;
|
|
case "hidecontrols":
|
|
media.removeAttribute("controls");
|
|
break;
|
|
case "showcontrols":
|
|
media.setAttribute("controls", "true");
|
|
break;
|
|
case "hidestats":
|
|
case "showstats":
|
|
let event = media.ownerDocument.createEvent("CustomEvent");
|
|
event.initCustomEvent("media-showStatistics", false, true,
|
|
message.data.command == "showstats");
|
|
media.dispatchEvent(event);
|
|
break;
|
|
case "fullscreen":
|
|
if (content.document.mozFullScreenEnabled)
|
|
media.mozRequestFullScreen();
|
|
break;
|
|
}
|
|
});
|
|
|
|
addMessageListener("ContextMenu:Canvas:ToDataURL", (message) => {
|
|
let dataURL = message.objects.target.toDataURL();
|
|
sendAsyncMessage("ContextMenu:Canvas:ToDataURL:Result", { dataURL });
|
|
});
|
|
|
|
addMessageListener("ContextMenu:ReloadFrame", (message) => {
|
|
message.objects.target.ownerDocument.location.reload();
|
|
});
|
|
|
|
addMessageListener("ContextMenu:ReloadImage", (message) => {
|
|
let image = message.objects.target;
|
|
if (image instanceof Ci.nsIImageLoadingContent)
|
|
image.forceReload();
|
|
});
|
|
|
|
addMessageListener("ContextMenu:BookmarkFrame", (message) => {
|
|
let frame = message.objects.target.ownerDocument;
|
|
sendAsyncMessage("ContextMenu:BookmarkFrame:Result",
|
|
{ title: frame.title,
|
|
description: PlacesUIUtils.getDescriptionFromDocument(frame) });
|
|
});
|
|
|
|
addMessageListener("ContextMenu:SearchFieldBookmarkData", (message) => {
|
|
let node = message.objects.target;
|
|
|
|
let charset = node.ownerDocument.characterSet;
|
|
|
|
let formBaseURI = BrowserUtils.makeURI(node.form.baseURI,
|
|
charset);
|
|
|
|
let formURI = BrowserUtils.makeURI(node.form.getAttribute("action"),
|
|
charset,
|
|
formBaseURI);
|
|
|
|
let spec = formURI.spec;
|
|
|
|
let isURLEncoded =
|
|
(node.form.method.toUpperCase() == "POST"
|
|
&& (node.form.enctype == "application/x-www-form-urlencoded" ||
|
|
node.form.enctype == ""));
|
|
|
|
let title = node.ownerDocument.title;
|
|
let description = PlacesUIUtils.getDescriptionFromDocument(node.ownerDocument);
|
|
|
|
let formData = [];
|
|
|
|
function escapeNameValuePair(aName, aValue, aIsFormUrlEncoded) {
|
|
if (aIsFormUrlEncoded)
|
|
return escape(aName + "=" + aValue);
|
|
else
|
|
return escape(aName) + "=" + escape(aValue);
|
|
}
|
|
|
|
for (let el of node.form.elements) {
|
|
if (!el.type) // happens with fieldsets
|
|
continue;
|
|
|
|
if (el == node) {
|
|
formData.push((isURLEncoded) ? escapeNameValuePair(el.name, "%s", true) :
|
|
// Don't escape "%s", just append
|
|
escapeNameValuePair(el.name, "", false) + "%s");
|
|
continue;
|
|
}
|
|
|
|
let type = el.type.toLowerCase();
|
|
|
|
if (((el instanceof content.HTMLInputElement && el.mozIsTextField(true)) ||
|
|
type == "hidden" || type == "textarea") ||
|
|
((type == "checkbox" || type == "radio") && el.checked)) {
|
|
formData.push(escapeNameValuePair(el.name, el.value, isURLEncoded));
|
|
} else if (el instanceof content.HTMLSelectElement && el.selectedIndex >= 0) {
|
|
for (let j=0; j < el.options.length; j++) {
|
|
if (el.options[j].selected)
|
|
formData.push(escapeNameValuePair(el.name, el.options[j].value,
|
|
isURLEncoded));
|
|
}
|
|
}
|
|
}
|
|
|
|
let postData;
|
|
|
|
if (isURLEncoded)
|
|
postData = formData.join("&");
|
|
else {
|
|
let separator = spec.includes("?") ? "&" : "?";
|
|
spec += separator + formData.join("&");
|
|
}
|
|
|
|
sendAsyncMessage("ContextMenu:SearchFieldBookmarkData:Result",
|
|
{ spec, title, description, postData, charset });
|
|
});
|
|
|
|
let LightWeightThemeWebInstallListener = {
|
|
_previewWindow: null,
|
|
|
|
init: function() {
|
|
addEventListener("InstallBrowserTheme", this, false, true);
|
|
addEventListener("PreviewBrowserTheme", this, false, true);
|
|
addEventListener("ResetBrowserThemePreview", this, false, true);
|
|
},
|
|
|
|
handleEvent: function (event) {
|
|
switch (event.type) {
|
|
case "InstallBrowserTheme": {
|
|
sendAsyncMessage("LightWeightThemeWebInstaller:Install", {
|
|
baseURI: event.target.baseURI,
|
|
themeData: event.target.getAttribute("data-browsertheme"),
|
|
});
|
|
break;
|
|
}
|
|
case "PreviewBrowserTheme": {
|
|
sendAsyncMessage("LightWeightThemeWebInstaller:Preview", {
|
|
baseURI: event.target.baseURI,
|
|
themeData: event.target.getAttribute("data-browsertheme"),
|
|
});
|
|
this._previewWindow = event.target.ownerDocument.defaultView;
|
|
this._previewWindow.addEventListener("pagehide", this, true);
|
|
break;
|
|
}
|
|
case "pagehide": {
|
|
sendAsyncMessage("LightWeightThemeWebInstaller:ResetPreview");
|
|
this._resetPreviewWindow();
|
|
break;
|
|
}
|
|
case "ResetBrowserThemePreview": {
|
|
if (this._previewWindow) {
|
|
sendAsyncMessage("LightWeightThemeWebInstaller:ResetPreview",
|
|
{baseURI: event.target.baseURI});
|
|
this._resetPreviewWindow();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
},
|
|
|
|
_resetPreviewWindow: function () {
|
|
this._previewWindow.removeEventListener("pagehide", this, true);
|
|
this._previewWindow = null;
|
|
}
|
|
};
|
|
|
|
LightWeightThemeWebInstallListener.init();
|
|
|
|
function disableSetDesktopBackground(aTarget) {
|
|
// Disable the Set as Desktop Background menu item if we're still trying
|
|
// to load the image or the load failed.
|
|
if (!(aTarget instanceof Ci.nsIImageLoadingContent))
|
|
return true;
|
|
|
|
if (("complete" in aTarget) && !aTarget.complete)
|
|
return true;
|
|
|
|
if (aTarget.currentURI.schemeIs("javascript"))
|
|
return true;
|
|
|
|
let request = aTarget.QueryInterface(Ci.nsIImageLoadingContent)
|
|
.getRequest(Ci.nsIImageLoadingContent.CURRENT_REQUEST);
|
|
if (!request)
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
addMessageListener("ContextMenu:SetAsDesktopBackground", (message) => {
|
|
let target = message.objects.target;
|
|
|
|
// Paranoia: check disableSetDesktopBackground again, in case the
|
|
// image changed since the context menu was initiated.
|
|
let disable = disableSetDesktopBackground(target);
|
|
|
|
if (!disable) {
|
|
try {
|
|
BrowserUtils.urlSecurityCheck(target.currentURI.spec, target.ownerDocument.nodePrincipal);
|
|
let canvas = content.document.createElement("canvas");
|
|
canvas.width = target.naturalWidth;
|
|
canvas.height = target.naturalHeight;
|
|
let ctx = canvas.getContext("2d");
|
|
ctx.drawImage(target, 0, 0);
|
|
let dataUrl = canvas.toDataURL();
|
|
sendAsyncMessage("ContextMenu:SetAsDesktopBackground:Result",
|
|
{ dataUrl });
|
|
}
|
|
catch (e) {
|
|
Cu.reportError(e);
|
|
disable = true;
|
|
}
|
|
}
|
|
|
|
if (disable)
|
|
sendAsyncMessage("ContextMenu:SetAsDesktopBackground:Result", { disable });
|
|
});
|