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authorThomas Groman <tgroman@nuegia.net>2020-04-20 20:49:37 -0700
committerThomas Groman <tgroman@nuegia.net>2020-04-20 20:49:37 -0700
commitf9cab004186edb425a9b88ad649726605080a17c (patch)
treee2dae51d3144e83d097a12e7a1499e3ea93f90be /webbrowser/components/pageinfo/pageInfo.js
parentf428692de8b59ab89a66502c079e1823dfda8aeb (diff)
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move browser to webbrowser/
Diffstat (limited to 'webbrowser/components/pageinfo/pageInfo.js')
-rw-r--r--webbrowser/components/pageinfo/pageInfo.js1286
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diff --git a/webbrowser/components/pageinfo/pageInfo.js b/webbrowser/components/pageinfo/pageInfo.js
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+++ b/webbrowser/components/pageinfo/pageInfo.js
@@ -0,0 +1,1286 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var Cu = Components.utils;
+Cu.import("resource://gre/modules/LoadContextInfo.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+
+//******** define a js object to implement nsITreeView
+function pageInfoTreeView(treeid, copycol)
+{
+ // copycol is the index number for the column that we want to add to
+ // the copy-n-paste buffer when the user hits accel-c
+ this.treeid = treeid;
+ this.copycol = copycol;
+ this.rows = 0;
+ this.tree = null;
+ this.data = [ ];
+ this.selection = null;
+ this.sortcol = -1;
+ this.sortdir = false;
+}
+
+pageInfoTreeView.prototype = {
+ set rowCount(c) { throw "rowCount is a readonly property"; },
+ get rowCount() { return this.rows; },
+
+ setTree: function(tree)
+ {
+ this.tree = tree;
+ },
+
+ getCellText: function(row, column)
+ {
+ // row can be null, but js arrays are 0-indexed.
+ // colidx cannot be null, but can be larger than the number
+ // of columns in the array. In this case it's the fault of
+ // whoever typoed while calling this function.
+ return this.data[row][column.index] || "";
+ },
+
+ setCellValue: function(row, column, value)
+ {
+ },
+
+ setCellText: function(row, column, value)
+ {
+ this.data[row][column.index] = value;
+ },
+
+ addRow: function(row)
+ {
+ this.rows = this.data.push(row);
+ this.rowCountChanged(this.rows - 1, 1);
+ if (this.selection.count == 0 && this.rowCount && !gImageElement)
+ this.selection.select(0);
+ },
+
+ rowCountChanged: function(index, count)
+ {
+ this.tree.rowCountChanged(index, count);
+ },
+
+ invalidate: function()
+ {
+ this.tree.invalidate();
+ },
+
+ clear: function()
+ {
+ if (this.tree)
+ this.tree.rowCountChanged(0, -this.rows);
+ this.rows = 0;
+ this.data = [ ];
+ },
+
+ handleCopy: function(row)
+ {
+ return (row < 0 || this.copycol < 0) ? "" : (this.data[row][this.copycol] || "");
+ },
+
+ performActionOnRow: function(action, row)
+ {
+ if (action == "copy") {
+ var data = this.handleCopy(row)
+ this.tree.treeBody.parentNode.setAttribute("copybuffer", data);
+ }
+ },
+
+ onPageMediaSort : function(columnname)
+ {
+ var tree = document.getElementById(this.treeid);
+ var treecol = tree.columns.getNamedColumn(columnname);
+
+ this.sortdir =
+ gTreeUtils.sort(
+ tree,
+ this,
+ this.data,
+ treecol.index,
+ function textComparator(a, b) { return a.toLowerCase().localeCompare(b.toLowerCase()); },
+ this.sortcol,
+ this.sortdir
+ );
+
+ this.sortcol = treecol.index;
+ },
+
+ getRowProperties: function(row) { return ""; },
+ getCellProperties: function(row, column) { return ""; },
+ getColumnProperties: function(column) { return ""; },
+ isContainer: function(index) { return false; },
+ isContainerOpen: function(index) { return false; },
+ isSeparator: function(index) { return false; },
+ isSorted: function() { },
+ canDrop: function(index, orientation) { return false; },
+ drop: function(row, orientation) { return false; },
+ getParentIndex: function(index) { return 0; },
+ hasNextSibling: function(index, after) { return false; },
+ getLevel: function(index) { return 0; },
+ getImageSrc: function(row, column) { },
+ getProgressMode: function(row, column) { },
+ getCellValue: function(row, column) { },
+ toggleOpenState: function(index) { },
+ cycleHeader: function(col) { },
+ selectionChanged: function() { },
+ cycleCell: function(row, column) { },
+ isEditable: function(row, column) { return false; },
+ isSelectable: function(row, column) { return false; },
+ performAction: function(action) { },
+ performActionOnCell: function(action, row, column) { }
+};
+
+// mmm, yummy. global variables.
+var gWindow = null;
+var gDocument = null;
+var gImageElement = null;
+
+// column number to help using the data array
+const COL_IMAGE_ADDRESS = 0;
+const COL_IMAGE_TYPE = 1;
+const COL_IMAGE_SIZE = 2;
+const COL_IMAGE_ALT = 3;
+const COL_IMAGE_COUNT = 4;
+const COL_IMAGE_NODE = 5;
+const COL_IMAGE_BG = 6;
+
+// column number to copy from, second argument to pageInfoTreeView's constructor
+const COPYCOL_NONE = -1;
+const COPYCOL_META_CONTENT = 1;
+const COPYCOL_IMAGE = COL_IMAGE_ADDRESS;
+
+// one nsITreeView for each tree in the window
+var gMetaView = new pageInfoTreeView('metatree', COPYCOL_META_CONTENT);
+var gImageView = new pageInfoTreeView('imagetree', COPYCOL_IMAGE);
+
+gImageView.getCellProperties = function(row, col) {
+ var data = gImageView.data[row];
+ var item = gImageView.data[row][COL_IMAGE_NODE];
+ var props = "";
+ if (!checkProtocol(data) ||
+ item instanceof HTMLEmbedElement ||
+ (item instanceof HTMLObjectElement && !item.type.startsWith("image/")))
+ props += "broken";
+
+ if (col.element.id == "image-address")
+ props += " ltr";
+
+ return props;
+};
+
+gImageView.getCellText = function(row, column) {
+ var value = this.data[row][column.index];
+ if (column.index == COL_IMAGE_SIZE) {
+ if (value == -1) {
+ return gStrings.unknown;
+ } else {
+ var kbSize = Number(Math.round(value / 1024 * 100) / 100);
+ return gBundle.getFormattedString("mediaFileSize", [kbSize]);
+ }
+ }
+ return value || "";
+};
+
+gImageView.onPageMediaSort = function(columnname) {
+ var tree = document.getElementById(this.treeid);
+ var treecol = tree.columns.getNamedColumn(columnname);
+
+ var comparator;
+ if (treecol.index == COL_IMAGE_SIZE || treecol.index == COL_IMAGE_COUNT) {
+ comparator = function numComparator(a, b) { return a - b; };
+ } else {
+ comparator = function textComparator(a, b) { return a.toLowerCase().localeCompare(b.toLowerCase()); };
+ }
+
+ this.sortdir =
+ gTreeUtils.sort(
+ tree,
+ this,
+ this.data,
+ treecol.index,
+ comparator,
+ this.sortcol,
+ this.sortdir
+ );
+
+ this.sortcol = treecol.index;
+};
+
+var gImageHash = { };
+
+// localized strings (will be filled in when the document is loaded)
+// this isn't all of them, these are just the ones that would otherwise have been loaded inside a loop
+var gStrings = { };
+var gBundle;
+
+const PERMISSION_CONTRACTID = "@mozilla.org/permissionmanager;1";
+const PREFERENCES_CONTRACTID = "@mozilla.org/preferences-service;1";
+const ATOM_CONTRACTID = "@mozilla.org/atom-service;1";
+
+// a number of services I'll need later
+// the cache services
+const nsICacheStorageService = Components.interfaces.nsICacheStorageService;
+const nsICacheStorage = Components.interfaces.nsICacheStorage;
+const cacheService = Components.classes["@mozilla.org/netwerk/cache-storage-service;1"].getService(nsICacheStorageService);
+
+var loadContextInfo = LoadContextInfo.fromLoadContext(
+ window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+ .getInterface(Components.interfaces.nsIWebNavigation)
+ .QueryInterface(Components.interfaces.nsILoadContext), false);
+var diskStorage = cacheService.diskCacheStorage(loadContextInfo, false);
+
+const nsICookiePermission = Components.interfaces.nsICookiePermission;
+const nsIPermissionManager = Components.interfaces.nsIPermissionManager;
+
+const nsICertificateDialogs = Components.interfaces.nsICertificateDialogs;
+const CERTIFICATEDIALOGS_CONTRACTID = "@mozilla.org/nsCertificateDialogs;1"
+
+// clipboard helper
+function getClipboardHelper() {
+ try {
+ return Components.classes["@mozilla.org/widget/clipboardhelper;1"].getService(Components.interfaces.nsIClipboardHelper);
+ } catch(e) {
+ // do nothing, later code will handle the error
+ }
+}
+const gClipboardHelper = getClipboardHelper();
+
+// Interface for image loading content
+const nsIImageLoadingContent = Components.interfaces.nsIImageLoadingContent;
+
+// namespaces, don't need all of these yet...
+const XLinkNS = "http://www.w3.org/1999/xlink";
+const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+const XMLNS = "http://www.w3.org/XML/1998/namespace";
+const XHTMLNS = "http://www.w3.org/1999/xhtml";
+const XHTML2NS = "http://www.w3.org/2002/06/xhtml2"
+
+const XHTMLNSre = "^http\:\/\/www\.w3\.org\/1999\/xhtml$";
+const XHTML2NSre = "^http\:\/\/www\.w3\.org\/2002\/06\/xhtml2$";
+const XHTMLre = RegExp(XHTMLNSre + "|" + XHTML2NSre, "");
+
+/* Overlays register functions here.
+ * These arrays are used to hold callbacks that Page Info will call at
+ * various stages. Use them by simply appending a function to them.
+ * For example, add a function to onLoadRegistry by invoking
+ * "onLoadRegistry.push(XXXLoadFunc);"
+ * The XXXLoadFunc should be unique to the overlay module, and will be
+ * invoked as "XXXLoadFunc();"
+ */
+
+// These functions are called to build the data displayed in the Page
+// Info window. The global variables gDocument and gWindow are set.
+var onLoadRegistry = [ ];
+
+// These functions are called to remove old data still displayed in
+// the window when the document whose information is displayed
+// changes. For example, at this time, the list of images of the Media
+// tab is cleared.
+var onResetRegistry = [ ];
+
+// These are called once for each subframe of the target document and
+// the target document itself. The frame is passed as an argument.
+var onProcessFrame = [ ];
+
+// These functions are called once for each element (in all subframes, if any)
+// in the target document. The element is passed as an argument.
+var onProcessElement = [ ];
+
+// These functions are called once when all the elements in all of the target
+// document (and all of its subframes, if any) have been processed
+var onFinished = [ ];
+
+// These functions are called once when the Page Info window is closed.
+var onUnloadRegistry = [ ];
+
+// These functions are called once when an image preview is shown.
+var onImagePreviewShown = [ ];
+
+/* Called when PageInfo window is loaded. Arguments are:
+ * window.arguments[0] - (optional) an object consisting of
+ * - doc: (optional) document to use for source. if not provided,
+ * the calling window's document will be used
+ * - initialTab: (optional) id of the inital tab to display
+ */
+function onLoadPageInfo()
+{
+ gBundle = document.getElementById("pageinfobundle");
+ gStrings.unknown = gBundle.getString("unknown");
+ gStrings.notSet = gBundle.getString("notset");
+ gStrings.mediaImg = gBundle.getString("mediaImg");
+ gStrings.mediaBGImg = gBundle.getString("mediaBGImg");
+ gStrings.mediaBorderImg = gBundle.getString("mediaBorderImg");
+ gStrings.mediaListImg = gBundle.getString("mediaListImg");
+ gStrings.mediaCursor = gBundle.getString("mediaCursor");
+ gStrings.mediaObject = gBundle.getString("mediaObject");
+ gStrings.mediaEmbed = gBundle.getString("mediaEmbed");
+ gStrings.mediaLink = gBundle.getString("mediaLink");
+ gStrings.mediaInput = gBundle.getString("mediaInput");
+ gStrings.mediaVideo = gBundle.getString("mediaVideo");
+ gStrings.mediaAudio = gBundle.getString("mediaAudio");
+
+ var args = "arguments" in window &&
+ window.arguments.length >= 1 &&
+ window.arguments[0];
+
+ if (!args || !args.doc) {
+ gWindow = window.opener.content;
+ gDocument = gWindow.document;
+ }
+
+ // init media view
+ var imageTree = document.getElementById("imagetree");
+ imageTree.view = gImageView;
+
+ /* Select the requested tab, if the name is specified */
+ loadTab(args);
+ Components.classes["@mozilla.org/observer-service;1"]
+ .getService(Components.interfaces.nsIObserverService)
+ .notifyObservers(window, "page-info-dialog-loaded", null);
+
+ // Make sure the page info window gets focus even if a doorhanger might
+ // otherwise (async) steal it.
+ window.focus();
+}
+
+function loadPageInfo()
+{
+ var titleFormat = gWindow != gWindow.top ? "pageInfo.frame.title"
+ : "pageInfo.page.title";
+ document.title = gBundle.getFormattedString(titleFormat, [gDocument.location]);
+
+ document.getElementById("main-window").setAttribute("relatedUrl", gDocument.location);
+
+ // do the easy stuff first
+ makeGeneralTab();
+
+ // and then the hard stuff
+ makeTabs(gDocument, gWindow);
+
+ initFeedTab();
+ onLoadPermission(gDocument.nodePrincipal);
+
+ /* Call registered overlay init functions */
+ onLoadRegistry.forEach(function(func) { func(); });
+}
+
+function resetPageInfo(args)
+{
+ /* Reset Meta tags part */
+ gMetaView.clear();
+
+ /* Reset Media tab */
+ var mediaTab = document.getElementById("mediaTab");
+ if (!mediaTab.hidden) {
+ Components.classes["@mozilla.org/observer-service;1"]
+ .getService(Components.interfaces.nsIObserverService)
+ .removeObserver(imagePermissionObserver, "perm-changed");
+ mediaTab.hidden = true;
+ }
+ gImageView.clear();
+ gImageHash = {};
+
+ /* Reset Feeds Tab */
+ var feedListbox = document.getElementById("feedListbox");
+ while (feedListbox.firstChild)
+ feedListbox.removeChild(feedListbox.firstChild);
+
+ /* Call registered overlay reset functions */
+ onResetRegistry.forEach(function(func) { func(); });
+
+ /* Rebuild the data */
+ loadTab(args);
+}
+
+function onUnloadPageInfo()
+{
+ // Remove the observer, only if there is at least 1 image.
+ if (!document.getElementById("mediaTab").hidden) {
+ Components.classes["@mozilla.org/observer-service;1"]
+ .getService(Components.interfaces.nsIObserverService)
+ .removeObserver(imagePermissionObserver, "perm-changed");
+ }
+
+ /* Call registered overlay unload functions */
+ onUnloadRegistry.forEach(function(func) { func(); });
+}
+
+function doHelpButton()
+{
+ const helpTopics = {
+ "generalPanel": "pageinfo_general",
+ "mediaPanel": "pageinfo_media",
+ "feedPanel": "pageinfo_feed",
+ "permPanel": "pageinfo_permissions",
+ "securityPanel": "pageinfo_security"
+ };
+
+ var deck = document.getElementById("mainDeck");
+ var helpdoc = helpTopics[deck.selectedPanel.id] || "pageinfo_general";
+ openHelpLink(helpdoc);
+}
+
+function showTab(id)
+{
+ var deck = document.getElementById("mainDeck");
+ var pagel = document.getElementById(id + "Panel");
+ deck.selectedPanel = pagel;
+}
+
+function loadTab(args)
+{
+ if (args && args.doc) {
+ gDocument = args.doc;
+ gWindow = gDocument.defaultView;
+ }
+
+ gImageElement = args && args.imageElement;
+
+ /* Load the page info */
+ loadPageInfo();
+
+ var initialTab = (args && args.initialTab) || "generalTab";
+ var radioGroup = document.getElementById("viewGroup");
+ initialTab = document.getElementById(initialTab) || document.getElementById("generalTab");
+ radioGroup.selectedItem = initialTab;
+ radioGroup.selectedItem.doCommand();
+ radioGroup.focus();
+}
+
+function onClickMore()
+{
+ var radioGrp = document.getElementById("viewGroup");
+ var radioElt = document.getElementById("securityTab");
+ radioGrp.selectedItem = radioElt;
+ showTab('security');
+}
+
+function toggleGroupbox(id)
+{
+ var elt = document.getElementById(id);
+ if (elt.hasAttribute("closed")) {
+ elt.removeAttribute("closed");
+ if (elt.flexWhenOpened)
+ elt.flex = elt.flexWhenOpened;
+ }
+ else {
+ elt.setAttribute("closed", "true");
+ if (elt.flex) {
+ elt.flexWhenOpened = elt.flex;
+ elt.flex = 0;
+ }
+ }
+}
+
+function openCacheEntry(key, cb)
+{
+ var checkCacheListener = {
+ onCacheEntryCheck: function(entry, appCache) {
+ return Components.interfaces.nsICacheEntryOpenCallback.ENTRY_WANTED;
+ },
+ onCacheEntryAvailable: function(entry, isNew, appCache, status) {
+ cb(entry);
+ },
+ get mainThreadOnly() { return true; }
+ };
+ diskStorage.asyncOpenURI(Services.io.newURI(key, null, null), "", nsICacheStorage.OPEN_READONLY, checkCacheListener);
+}
+
+function makeGeneralTab()
+{
+ var title = (gDocument.title) ? gBundle.getFormattedString("pageTitle", [gDocument.title]) : gBundle.getString("noPageTitle");
+ document.getElementById("titletext").value = title;
+
+ var url = gDocument.location.toString();
+ setItemValue("urltext", url);
+
+ var referrer = ("referrer" in gDocument && gDocument.referrer);
+ setItemValue("refertext", referrer);
+
+ var mode = ("compatMode" in gDocument && gDocument.compatMode == "BackCompat") ? "generalQuirksMode" : "generalStrictMode";
+ document.getElementById("modetext").value = gBundle.getString(mode);
+
+ // find out the mime type
+ var mimeType = gDocument.contentType;
+ setItemValue("typetext", mimeType);
+
+ // get the document characterset
+ var encoding = gDocument.characterSet;
+ document.getElementById("encodingtext").value = encoding;
+
+ // get the meta tags
+ var metaNodes = gDocument.getElementsByTagName("meta");
+ var length = metaNodes.length;
+
+ var metaGroup = document.getElementById("metaTags");
+ if (!length)
+ metaGroup.collapsed = true;
+ else {
+ var metaTagsCaption = document.getElementById("metaTagsCaption");
+ if (length == 1)
+ metaTagsCaption.label = gBundle.getString("generalMetaTag");
+ else
+ metaTagsCaption.label = gBundle.getFormattedString("generalMetaTags", [length]);
+ var metaTree = document.getElementById("metatree");
+ metaTree.view = gMetaView;
+
+ for (var i = 0; i < length; i++)
+ gMetaView.addRow([metaNodes[i].name || metaNodes[i].httpEquiv, metaNodes[i].content]);
+
+ metaGroup.collapsed = false;
+ }
+
+ // get the date of last modification
+ var modifiedText = formatDate(gDocument.lastModified, gStrings.notSet);
+ document.getElementById("modifiedtext").value = modifiedText;
+
+ // get cache info
+ var cacheKey = url.replace(/#.*$/, "");
+ openCacheEntry(cacheKey, function(cacheEntry) {
+ var sizeText;
+ if (cacheEntry) {
+ var pageSize = cacheEntry.dataSize;
+ var kbSize = formatNumber(Math.round(pageSize / 1024 * 100) / 100);
+ sizeText = gBundle.getFormattedString("generalSize", [kbSize, formatNumber(pageSize)]);
+ }
+ setItemValue("sizetext", sizeText);
+ });
+
+ securityOnLoad();
+}
+
+//******** Generic Build-a-tab
+// Assumes the views are empty. Only called once to build the tabs, and
+// does so by farming the task off to another thread via setTimeout().
+// The actual work is done with a TreeWalker that calls doGrab() once for
+// each element node in the document.
+
+var gFrameList = [ ];
+
+function makeTabs(aDocument, aWindow)
+{
+ goThroughFrames(aDocument, aWindow);
+ processFrames();
+}
+
+function goThroughFrames(aDocument, aWindow)
+{
+ gFrameList.push(aDocument);
+ if (aWindow && aWindow.frames.length > 0) {
+ var num = aWindow.frames.length;
+ for (var i = 0; i < num; i++)
+ goThroughFrames(aWindow.frames[i].document, aWindow.frames[i]); // recurse through the frames
+ }
+}
+
+function processFrames()
+{
+ if (gFrameList.length) {
+ var doc = gFrameList[0];
+ onProcessFrame.forEach(function(func) { func(doc); });
+ var iterator = doc.createTreeWalker(doc, NodeFilter.SHOW_ELEMENT, grabAll);
+ gFrameList.shift();
+ setTimeout(doGrab, 10, iterator);
+ onFinished.push(selectImage);
+ }
+ else
+ onFinished.forEach(function(func) { func(); });
+}
+
+function doGrab(iterator)
+{
+ for (var i = 0; i < 500; ++i)
+ if (!iterator.nextNode()) {
+ processFrames();
+ return;
+ }
+
+ setTimeout(doGrab, 10, iterator);
+}
+
+function addImage(url, type, alt, elem, isBg)
+{
+ if (!url)
+ return;
+
+ if (!gImageHash.hasOwnProperty(url))
+ gImageHash[url] = { };
+ if (!gImageHash[url].hasOwnProperty(type))
+ gImageHash[url][type] = { };
+ if (!gImageHash[url][type].hasOwnProperty(alt)) {
+ gImageHash[url][type][alt] = gImageView.data.length;
+ var row = [url, type, -1, alt, 1, elem, isBg];
+ gImageView.addRow(row);
+
+ // Fill in cache data asynchronously
+ openCacheEntry(url, function(cacheEntry) {
+ // The data at row[2] corresponds to the data size.
+ if (cacheEntry) {
+ row[2] = cacheEntry.dataSize;
+ // Invalidate the row to trigger a repaint.
+ gImageView.tree.invalidateRow(gImageView.data.indexOf(row));
+ }
+ });
+
+ // Add the observer, only once.
+ if (gImageView.data.length == 1) {
+ document.getElementById("mediaTab").hidden = false;
+ Components.classes["@mozilla.org/observer-service;1"]
+ .getService(Components.interfaces.nsIObserverService)
+ .addObserver(imagePermissionObserver, "perm-changed", false);
+ }
+ }
+ else {
+ var i = gImageHash[url][type][alt];
+ gImageView.data[i][COL_IMAGE_COUNT]++;
+ if (elem == gImageElement)
+ gImageView.data[i][COL_IMAGE_NODE] = elem;
+ }
+}
+
+function grabAll(elem)
+{
+ // check for images defined in CSS (e.g. background, borders), any node may have multiple
+ var computedStyle = elem.ownerDocument.defaultView.getComputedStyle(elem, "");
+
+ if (computedStyle) {
+ var addImgFunc = function (label, val) {
+ if (val.primitiveType == CSSPrimitiveValue.CSS_URI) {
+ addImage(val.getStringValue(), label, gStrings.notSet, elem, true);
+ }
+ else if (val.primitiveType == CSSPrimitiveValue.CSS_STRING) {
+ // This is for -moz-image-rect.
+ // TODO: Reimplement once bug 714757 is fixed
+ var strVal = val.getStringValue();
+ if (strVal.search(/^.*url\(\"?/) > -1) {
+ url = strVal.replace(/^.*url\(\"?/,"").replace(/\"?\).*$/,"");
+ addImage(url, label, gStrings.notSet, elem, true);
+ }
+ }
+ else if (val.cssValueType == CSSValue.CSS_VALUE_LIST) {
+ // recursively resolve multiple nested CSS value lists
+ for (var i = 0; i < val.length; i++)
+ addImgFunc(label, val.item(i));
+ }
+ };
+
+ addImgFunc(gStrings.mediaBGImg, computedStyle.getPropertyCSSValue("background-image"));
+ addImgFunc(gStrings.mediaBorderImg, computedStyle.getPropertyCSSValue("border-image-source"));
+ addImgFunc(gStrings.mediaListImg, computedStyle.getPropertyCSSValue("list-style-image"));
+ addImgFunc(gStrings.mediaCursor, computedStyle.getPropertyCSSValue("cursor"));
+ }
+
+ // one swi^H^H^Hif-else to rule them all
+ if (elem instanceof HTMLImageElement)
+ addImage(elem.src, gStrings.mediaImg,
+ (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem, false);
+ else if (elem instanceof SVGImageElement) {
+ try {
+ // Note: makeURLAbsolute will throw if either the baseURI is not a valid URI
+ // or the URI formed from the baseURI and the URL is not a valid URI
+ var href = makeURLAbsolute(elem.baseURI, elem.href.baseVal);
+ addImage(href, gStrings.mediaImg, "", elem, false);
+ } catch (e) { }
+ }
+ else if (elem instanceof HTMLVideoElement) {
+ addImage(elem.currentSrc, gStrings.mediaVideo, "", elem, false);
+ }
+ else if (elem instanceof HTMLAudioElement) {
+ addImage(elem.currentSrc, gStrings.mediaAudio, "", elem, false);
+ }
+ else if (elem instanceof HTMLLinkElement) {
+ if (elem.rel && /\bicon\b/i.test(elem.rel))
+ addImage(elem.href, gStrings.mediaLink, "", elem, false);
+ }
+ else if (elem instanceof HTMLInputElement || elem instanceof HTMLButtonElement) {
+ if (elem.type.toLowerCase() == "image")
+ addImage(elem.src, gStrings.mediaInput,
+ (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem, false);
+ }
+ else if (elem instanceof HTMLObjectElement)
+ addImage(elem.data, gStrings.mediaObject, getValueText(elem), elem, false);
+ else if (elem instanceof HTMLEmbedElement)
+ addImage(elem.src, gStrings.mediaEmbed, "", elem, false);
+
+ onProcessElement.forEach(function(func) { func(elem); });
+
+ return NodeFilter.FILTER_ACCEPT;
+}
+
+//******** Link Stuff
+function openURL(target)
+{
+ var url = target.parentNode.childNodes[2].value;
+ window.open(url, "_blank", "chrome");
+}
+
+function onBeginLinkDrag(event,urlField,descField)
+{
+ if (event.originalTarget.localName != "treechildren")
+ return;
+
+ var tree = event.target;
+ if (!("treeBoxObject" in tree))
+ tree = tree.parentNode;
+
+ var row = tree.treeBoxObject.getRowAt(event.clientX, event.clientY);
+ if (row == -1)
+ return;
+
+ // Adding URL flavor
+ var col = tree.columns[urlField];
+ var url = tree.view.getCellText(row, col);
+ col = tree.columns[descField];
+ var desc = tree.view.getCellText(row, col);
+
+ var dt = event.dataTransfer;
+ dt.setData("text/x-moz-url", url + "\n" + desc);
+ dt.setData("text/url-list", url);
+ dt.setData("text/plain", url);
+}
+
+//******** Image Stuff
+function getSelectedRows(tree)
+{
+ var start = { };
+ var end = { };
+ var numRanges = tree.view.selection.getRangeCount();
+
+ var rowArray = [ ];
+ for (var t = 0; t < numRanges; t++) {
+ tree.view.selection.getRangeAt(t, start, end);
+ for (var v = start.value; v <= end.value; v++)
+ rowArray.push(v);
+ }
+
+ return rowArray;
+}
+
+function getSelectedRow(tree)
+{
+ var rows = getSelectedRows(tree);
+ return (rows.length == 1) ? rows[0] : -1;
+}
+
+function selectSaveFolder(aCallback)
+{
+ const nsILocalFile = Components.interfaces.nsILocalFile;
+ const nsIFilePicker = Components.interfaces.nsIFilePicker;
+ let titleText = gBundle.getString("mediaSelectFolder");
+ let fp = Components.classes["@mozilla.org/filepicker;1"].
+ createInstance(nsIFilePicker);
+ let fpCallback = function fpCallback_done(aResult) {
+ if (aResult == nsIFilePicker.returnOK) {
+ aCallback(fp.file.QueryInterface(nsILocalFile));
+ } else {
+ aCallback(null);
+ }
+ };
+
+ fp.init(window, titleText, nsIFilePicker.modeGetFolder);
+ fp.appendFilters(nsIFilePicker.filterAll);
+ try {
+ let prefs = Components.classes[PREFERENCES_CONTRACTID].
+ getService(Components.interfaces.nsIPrefBranch);
+ let initialDir = prefs.getComplexValue("browser.download.dir", nsILocalFile);
+ if (initialDir) {
+ fp.displayDirectory = initialDir;
+ }
+ } catch (ex) {
+ }
+ fp.open(fpCallback);
+}
+
+function saveMedia()
+{
+ var tree = document.getElementById("imagetree");
+ var rowArray = getSelectedRows(tree);
+ if (rowArray.length == 1) {
+ var row = rowArray[0];
+ var item = gImageView.data[row][COL_IMAGE_NODE];
+ var url = gImageView.data[row][COL_IMAGE_ADDRESS];
+
+ if (url) {
+ var titleKey = "SaveImageTitle";
+
+ if (item instanceof HTMLVideoElement)
+ titleKey = "SaveVideoTitle";
+ else if (item instanceof HTMLAudioElement)
+ titleKey = "SaveAudioTitle";
+
+ saveURL(url, null, titleKey, false, false, makeURI(item.baseURI), gDocument);
+ }
+ } else {
+ selectSaveFolder(function(aDirectory) {
+ if (aDirectory) {
+ var saveAnImage = function(aURIString, aChosenData, aBaseURI) {
+ internalSave(aURIString, null, null, null, null, false, "SaveImageTitle",
+ aChosenData, aBaseURI, gDocument);
+ };
+
+ for (var i = 0; i < rowArray.length; i++) {
+ var v = rowArray[i];
+ var dir = aDirectory.clone();
+ var item = gImageView.data[v][COL_IMAGE_NODE];
+ var uriString = gImageView.data[v][COL_IMAGE_ADDRESS];
+ var uri = makeURI(uriString);
+
+ try {
+ uri.QueryInterface(Components.interfaces.nsIURL);
+ dir.append(decodeURIComponent(uri.fileName));
+ } catch(ex) {
+ /* data: uris */
+ }
+
+ if (i == 0) {
+ saveAnImage(uriString, new AutoChosen(dir, uri), makeURI(item.baseURI));
+ } else {
+ // This delay is a hack which prevents the download manager
+ // from opening many times. See bug 377339.
+ setTimeout(saveAnImage, 200, uriString, new AutoChosen(dir, uri),
+ makeURI(item.baseURI));
+ }
+ }
+ }
+ });
+ }
+}
+
+function onBlockImage()
+{
+ var permissionManager = Components.classes[PERMISSION_CONTRACTID]
+ .getService(nsIPermissionManager);
+
+ var checkbox = document.getElementById("blockImage");
+ var uri = makeURI(document.getElementById("imageurltext").value);
+ if (checkbox.checked)
+ permissionManager.add(uri, "image", nsIPermissionManager.DENY_ACTION);
+ else
+ permissionManager.remove(uri, "image");
+}
+
+function onImageSelect()
+{
+ var previewBox = document.getElementById("mediaPreviewBox");
+ var mediaSaveBox = document.getElementById("mediaSaveBox");
+ var splitter = document.getElementById("mediaSplitter");
+ var tree = document.getElementById("imagetree");
+ var count = tree.view.selection.count;
+ if (count == 0) {
+ previewBox.collapsed = true;
+ mediaSaveBox.collapsed = true;
+ splitter.collapsed = true;
+ tree.flex = 1;
+ }
+ else if (count > 1) {
+ splitter.collapsed = true;
+ previewBox.collapsed = true;
+ mediaSaveBox.collapsed = false;
+ tree.flex = 1;
+ }
+ else {
+ mediaSaveBox.collapsed = true;
+ splitter.collapsed = false;
+ previewBox.collapsed = false;
+ tree.flex = 0;
+ makePreview(getSelectedRows(tree)[0]);
+ }
+}
+
+function makePreview(row)
+{
+ var imageTree = document.getElementById("imagetree");
+ var item = gImageView.data[row][COL_IMAGE_NODE];
+ var url = gImageView.data[row][COL_IMAGE_ADDRESS];
+ var isBG = gImageView.data[row][COL_IMAGE_BG];
+ var isAudio = false;
+
+ setItemValue("imageurltext", url);
+
+ var imageText;
+ if (!isBG &&
+ !(item instanceof SVGImageElement) &&
+ !(gDocument instanceof ImageDocument)) {
+ imageText = item.title || item.alt;
+
+ if (!imageText && !(item instanceof HTMLImageElement))
+ imageText = getValueText(item);
+ }
+ setItemValue("imagetext", imageText);
+
+ setItemValue("imagelongdesctext", item.longDesc);
+
+ // get cache info
+ var cacheKey = url.replace(/#.*$/, "");
+ openCacheEntry(cacheKey, function(cacheEntry) {
+ // find out the file size
+ var sizeText;
+ if (cacheEntry) {
+ var imageSize = cacheEntry.dataSize;
+ var kbSize = Math.round(imageSize / 1024 * 100) / 100;
+ sizeText = gBundle.getFormattedString("generalSize",
+ [formatNumber(kbSize), formatNumber(imageSize)]);
+ }
+ else
+ sizeText = gBundle.getString("mediaUnknownNotCached");
+ setItemValue("imagesizetext", sizeText);
+
+ var mimeType;
+ var numFrames = 1;
+ if (item instanceof HTMLObjectElement ||
+ item instanceof HTMLEmbedElement ||
+ item instanceof HTMLLinkElement)
+ mimeType = item.type;
+
+ if (!mimeType && !isBG && item instanceof nsIImageLoadingContent) {
+ var imageRequest = item.getRequest(nsIImageLoadingContent.CURRENT_REQUEST);
+ if (imageRequest) {
+ mimeType = imageRequest.mimeType;
+ var image = imageRequest.image;
+ if (image)
+ numFrames = image.numFrames;
+ }
+ }
+
+ if (!mimeType)
+ mimeType = getContentTypeFromHeaders(cacheEntry);
+
+ // if we have a data url, get the MIME type from the url
+ if (!mimeType && url.startsWith("data:")) {
+ let dataMimeType = /^data:(image\/[^;,]+)/i.exec(url);
+ if (dataMimeType)
+ mimeType = dataMimeType[1].toLowerCase();
+ }
+
+ var imageType;
+ if (mimeType) {
+ // We found the type, try to display it nicely
+ let imageMimeType = /^image\/(.*)/i.exec(mimeType);
+ if (imageMimeType) {
+ imageType = imageMimeType[1].toUpperCase();
+ if (numFrames > 1)
+ imageType = gBundle.getFormattedString("mediaAnimatedImageType",
+ [imageType, numFrames]);
+ else
+ imageType = gBundle.getFormattedString("mediaImageType", [imageType]);
+ }
+ else {
+ // the MIME type doesn't begin with image/, display the raw type
+ imageType = mimeType;
+ }
+ }
+ else {
+ // We couldn't find the type, fall back to the value in the treeview
+ imageType = gImageView.data[row][COL_IMAGE_TYPE];
+ }
+ setItemValue("imagetypetext", imageType);
+
+ var imageContainer = document.getElementById("theimagecontainer");
+ var oldImage = document.getElementById("thepreviewimage");
+
+ var isProtocolAllowed = checkProtocol(gImageView.data[row]);
+
+ var newImage = new Image;
+ newImage.id = "thepreviewimage";
+ var physWidth = 0, physHeight = 0;
+ var width = 0, height = 0;
+
+ if ((item instanceof HTMLLinkElement || item instanceof HTMLInputElement ||
+ item instanceof HTMLImageElement ||
+ item instanceof SVGImageElement ||
+ (item instanceof HTMLObjectElement && mimeType && mimeType.startsWith("image/")) || isBG) && isProtocolAllowed) {
+ newImage.setAttribute("src", url);
+ physWidth = newImage.width || 0;
+ physHeight = newImage.height || 0;
+
+ // "width" and "height" attributes must be set to newImage,
+ // even if there is no "width" or "height attribute in item;
+ // otherwise, the preview image cannot be displayed correctly.
+ if (!isBG) {
+ newImage.width = ("width" in item && item.width) || newImage.naturalWidth;
+ newImage.height = ("height" in item && item.height) || newImage.naturalHeight;
+ }
+ else {
+ // the Width and Height of an HTML tag should not be used for its background image
+ // (for example, "table" can have "width" or "height" attributes)
+ newImage.width = newImage.naturalWidth;
+ newImage.height = newImage.naturalHeight;
+ }
+
+ if (item instanceof SVGImageElement) {
+ newImage.width = item.width.baseVal.value;
+ newImage.height = item.height.baseVal.value;
+ }
+
+ width = newImage.width;
+ height = newImage.height;
+
+ document.getElementById("theimagecontainer").collapsed = false
+ document.getElementById("brokenimagecontainer").collapsed = true;
+ }
+ else if (item instanceof HTMLVideoElement && isProtocolAllowed) {
+ newImage = document.createElementNS("http://www.w3.org/1999/xhtml", "video");
+ newImage.id = "thepreviewimage";
+ newImage.src = url;
+ newImage.controls = true;
+ width = physWidth = item.videoWidth;
+ height = physHeight = item.videoHeight;
+
+ document.getElementById("theimagecontainer").collapsed = false;
+ document.getElementById("brokenimagecontainer").collapsed = true;
+ }
+ else if (item instanceof HTMLAudioElement && isProtocolAllowed) {
+ newImage = new Audio;
+ newImage.id = "thepreviewimage";
+ newImage.src = url;
+ newImage.controls = true;
+ isAudio = true;
+
+ document.getElementById("theimagecontainer").collapsed = false;
+ document.getElementById("brokenimagecontainer").collapsed = true;
+ }
+ else {
+ // fallback image for protocols not allowed (e.g., javascript:)
+ // or elements not [yet] handled (e.g., object, embed).
+ document.getElementById("brokenimagecontainer").collapsed = false;
+ document.getElementById("theimagecontainer").collapsed = true;
+ }
+
+ var imageSize = "";
+ if (url && !isAudio) {
+ if (width != physWidth || height != physHeight) {
+ imageSize = gBundle.getFormattedString("mediaDimensionsScaled",
+ [formatNumber(physWidth),
+ formatNumber(physHeight),
+ formatNumber(width),
+ formatNumber(height)]);
+ }
+ else {
+ imageSize = gBundle.getFormattedString("mediaDimensions",
+ [formatNumber(width),
+ formatNumber(height)]);
+ }
+ }
+ setItemValue("imagedimensiontext", imageSize);
+
+ makeBlockImage(url);
+
+ imageContainer.removeChild(oldImage);
+ imageContainer.appendChild(newImage);
+
+ onImagePreviewShown.forEach(function(func) { func(); });
+ });
+}
+
+function makeBlockImage(url)
+{
+ var permissionManager = Components.classes[PERMISSION_CONTRACTID]
+ .getService(nsIPermissionManager);
+ var prefs = Components.classes[PREFERENCES_CONTRACTID]
+ .getService(Components.interfaces.nsIPrefBranch);
+
+ var checkbox = document.getElementById("blockImage");
+ var imagePref = prefs.getIntPref("permissions.default.image");
+ if (!(/^https?:/.test(url)) || imagePref == 2)
+ // We can't block the images from this host because either is is not
+ // for http(s) or we don't load images at all
+ checkbox.hidden = true;
+ else {
+ var uri = makeURI(url);
+ if (uri.host) {
+ checkbox.hidden = false;
+ checkbox.label = gBundle.getFormattedString("mediaBlockImage", [uri.host]);
+ var perm = permissionManager.testPermission(uri, "image");
+ checkbox.checked = perm == nsIPermissionManager.DENY_ACTION;
+ }
+ else
+ checkbox.hidden = true;
+ }
+}
+
+var imagePermissionObserver = {
+ observe: function (aSubject, aTopic, aData)
+ {
+ if (document.getElementById("mediaPreviewBox").collapsed)
+ return;
+
+ if (aTopic == "perm-changed") {
+ var permission = aSubject.QueryInterface(Components.interfaces.nsIPermission);
+ if (permission.type == "image") {
+ var imageTree = document.getElementById("imagetree");
+ var row = getSelectedRow(imageTree);
+ var item = gImageView.data[row][COL_IMAGE_NODE];
+ var url = gImageView.data[row][COL_IMAGE_ADDRESS];
+ if (permission.matchesURI(makeURI(url), true)) {
+ makeBlockImage(url);
+ }
+ }
+ }
+ }
+}
+
+function getContentTypeFromHeaders(cacheEntryDescriptor)
+{
+ if (!cacheEntryDescriptor)
+ return null;
+
+ return (/^Content-Type:\s*(.*?)\s*(?:\;|$)/mi
+ .exec(cacheEntryDescriptor.getMetaDataElement("response-head")))[1];
+}
+
+//******** Other Misc Stuff
+// Modified from the Links Panel v2.3, http://segment7.net/mozilla/links/links.html
+// parse a node to extract the contents of the node
+function getValueText(node)
+{
+ var valueText = "";
+
+ // form input elements don't generally contain information that is useful to our callers, so return nothing
+ if (node instanceof HTMLInputElement ||
+ node instanceof HTMLSelectElement ||
+ node instanceof HTMLTextAreaElement)
+ return valueText;
+
+ // otherwise recurse for each child
+ var length = node.childNodes.length;
+ for (var i = 0; i < length; i++) {
+ var childNode = node.childNodes[i];
+ var nodeType = childNode.nodeType;
+
+ // text nodes are where the goods are
+ if (nodeType == Node.TEXT_NODE)
+ valueText += " " + childNode.nodeValue;
+ // and elements can have more text inside them
+ else if (nodeType == Node.ELEMENT_NODE) {
+ // images are special, we want to capture the alt text as if the image weren't there
+ if (childNode instanceof HTMLImageElement)
+ valueText += " " + getAltText(childNode);
+ else
+ valueText += " " + getValueText(childNode);
+ }
+ }
+
+ return stripWS(valueText);
+}
+
+// Copied from the Links Panel v2.3, http://segment7.net/mozilla/links/links.html
+// traverse the tree in search of an img or area element and grab its alt tag
+function getAltText(node)
+{
+ var altText = "";
+
+ if (node.alt)
+ return node.alt;
+ var length = node.childNodes.length;
+ for (var i = 0; i < length; i++)
+ if ((altText = getAltText(node.childNodes[i]) != undefined)) // stupid js warning...
+ return altText;
+ return "";
+}
+
+// Copied from the Links Panel v2.3, http://segment7.net/mozilla/links/links.html
+// strip leading and trailing whitespace, and replace multiple consecutive whitespace characters with a single space
+function stripWS(text)
+{
+ var middleRE = /\s+/g;
+ var endRE = /(^\s+)|(\s+$)/g;
+
+ text = text.replace(middleRE, " ");
+ return text.replace(endRE, "");
+}
+
+function setItemValue(id, value)
+{
+ var item = document.getElementById(id);
+ if (value) {
+ item.parentNode.collapsed = false;
+ item.value = value;
+ }
+ else
+ item.parentNode.collapsed = true;
+}
+
+function formatNumber(number)
+{
+ return (+number).toLocaleString(); // coerce number to a numeric value before calling toLocaleString()
+}
+
+function formatDate(datestr, unknown)
+{
+ // scriptable date formatter, for pretty printing dates
+ var dateService = Components.classes["@mozilla.org/intl/scriptabledateformat;1"]
+ .getService(Components.interfaces.nsIScriptableDateFormat);
+
+ var date = new Date(datestr);
+ if (!date.valueOf())
+ return unknown;
+
+ return dateService.FormatDateTime("", dateService.dateFormatLong,
+ dateService.timeFormatSeconds,
+ date.getFullYear(), date.getMonth()+1, date.getDate(),
+ date.getHours(), date.getMinutes(), date.getSeconds());
+}
+
+function doCopy()
+{
+ if (!gClipboardHelper)
+ return;
+
+ var elem = document.commandDispatcher.focusedElement;
+
+ if (elem && "treeBoxObject" in elem) {
+ var view = elem.view;
+ var selection = view.selection;
+ var text = [], tmp = '';
+ var min = {}, max = {};
+
+ var count = selection.getRangeCount();
+
+ for (var i = 0; i < count; i++) {
+ selection.getRangeAt(i, min, max);
+
+ for (var row = min.value; row <= max.value; row++) {
+ view.performActionOnRow("copy", row);
+
+ tmp = elem.getAttribute("copybuffer");
+ if (tmp)
+ text.push(tmp);
+ elem.removeAttribute("copybuffer");
+ }
+ }
+ gClipboardHelper.copyString(text.join("\n"), document);
+ }
+}
+
+function doSelectAll()
+{
+ var elem = document.commandDispatcher.focusedElement;
+
+ if (elem && "treeBoxObject" in elem)
+ elem.view.selection.selectAll();
+}
+
+function selectImage()
+{
+ if (!gImageElement)
+ return;
+
+ var tree = document.getElementById("imagetree");
+ for (var i = 0; i < tree.view.rowCount; i++) {
+ if (gImageElement == gImageView.data[i][COL_IMAGE_NODE] &&
+ !gImageView.data[i][COL_IMAGE_BG]) {
+ tree.view.selection.select(i);
+ tree.treeBoxObject.ensureRowIsVisible(i);
+ tree.focus();
+ return;
+ }
+ }
+}
+
+function checkProtocol(img)
+{
+ var url = img[COL_IMAGE_ADDRESS];
+ return /^data:image\//i.test(url) ||
+ /^(https?|ftp|file|about|chrome|resource):/.test(url);
+}