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+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+ChromeUtils.defineESModuleGetters(this, {
+ PlacesTransactions: "resource://gre/modules/PlacesTransactions.sys.mjs",
+ PlacesUIUtils: "resource:///modules/PlacesUIUtils.sys.mjs",
+ PlacesUtils: "resource://gre/modules/PlacesUtils.sys.mjs",
+});
+
+/* import-globals-from /browser/base/content/utilityOverlay.js */
+/* import-globals-from ./places.js */
+
+/**
+ * Represents an insertion point within a container where we can insert
+ * items.
+ *
+ * @param {object} options an object containing the following properties:
+ * @param {string} options.parentGuid
+ * The unique identifier of the parent container
+ * @param {number} [options.index]
+ * The index within the container where to insert, defaults to appending
+ * @param {number} [options.orientation]
+ * The orientation of the insertion. NOTE: the adjustments to the
+ * insertion point to accommodate the orientation should be done by
+ * the person who constructs the IP, not the user. The orientation
+ * is provided for informational purposes only! Defaults to DROP_ON.
+ * @param {string} [options.tagName]
+ * The tag name if this IP is set to a tag, null otherwise.
+ * @param {*} [options.dropNearNode]
+ * When defined index will be calculated based on this node
+ */
+function PlacesInsertionPoint({
+ parentGuid,
+ index = PlacesUtils.bookmarks.DEFAULT_INDEX,
+ orientation = Ci.nsITreeView.DROP_ON,
+ tagName = null,
+ dropNearNode = null,
+}) {
+ this.guid = parentGuid;
+ this._index = index;
+ this.orientation = orientation;
+ this.tagName = tagName;
+ this.dropNearNode = dropNearNode;
+}
+
+PlacesInsertionPoint.prototype = {
+ set index(val) {
+ this._index = val;
+ },
+
+ async getIndex() {
+ if (this.dropNearNode) {
+ // If dropNearNode is set up we must calculate the index of the item near
+ // which we will drop.
+ let index = (
+ await PlacesUtils.bookmarks.fetch(this.dropNearNode.bookmarkGuid)
+ ).index;
+ return this.orientation == Ci.nsITreeView.DROP_BEFORE ? index : index + 1;
+ }
+ return this._index;
+ },
+
+ get isTag() {
+ return typeof this.tagName == "string";
+ },
+};
+
+/**
+ * Places Controller
+ */
+
+function PlacesController(aView) {
+ this._view = aView;
+ XPCOMUtils.defineLazyGetter(this, "profileName", function() {
+ return Services.dirsvc.get("ProfD", Ci.nsIFile).leafName;
+ });
+
+ XPCOMUtils.defineLazyPreferenceGetter(
+ this,
+ "forgetSiteClearByBaseDomain",
+ "places.forgetThisSite.clearByBaseDomain",
+ false
+ );
+ ChromeUtils.defineModuleGetter(
+ this,
+ "ForgetAboutSite",
+ "resource://gre/modules/ForgetAboutSite.jsm"
+ );
+}
+
+PlacesController.prototype = {
+ /**
+ * The places view.
+ */
+ _view: null,
+
+ // This is used in certain views to disable user actions on the places tree
+ // views. This avoids accidental deletion/modification when the user is not
+ // actually organising the trees.
+ disableUserActions: false,
+
+ QueryInterface: ChromeUtils.generateQI(["nsIClipboardOwner"]),
+
+ // nsIClipboardOwner
+ LosingOwnership: function PC_LosingOwnership(aXferable) {
+ this.cutNodes = [];
+ },
+
+ terminate: function PC_terminate() {
+ this._releaseClipboardOwnership();
+ },
+
+ supportsCommand: function PC_supportsCommand(aCommand) {
+ if (this.disableUserActions) {
+ return false;
+ }
+ // Non-Places specific commands that we also support
+ switch (aCommand) {
+ case "cmd_undo":
+ case "cmd_redo":
+ case "cmd_cut":
+ case "cmd_copy":
+ case "cmd_paste":
+ case "cmd_delete":
+ case "cmd_selectAll":
+ return true;
+ }
+
+ // All other Places Commands are prefixed with "placesCmd_" ... this
+ // filters out other commands that we do _not_ support (see 329587).
+ const CMD_PREFIX = "placesCmd_";
+ return aCommand.substr(0, CMD_PREFIX.length) == CMD_PREFIX;
+ },
+
+ isCommandEnabled: function PC_isCommandEnabled(aCommand) {
+ // Determine whether or not nodes can be inserted.
+ let ip = this._view.insertionPoint;
+ let canInsert = ip && (aCommand.endsWith("_paste") || !ip.isTag);
+
+ switch (aCommand) {
+ case "cmd_undo":
+ return PlacesTransactions.topUndoEntry != null;
+ case "cmd_redo":
+ return PlacesTransactions.topRedoEntry != null;
+ case "cmd_cut":
+ case "placesCmd_cut":
+ for (let node of this._view.selectedNodes) {
+ // If selection includes history nodes or tags-as-bookmark, disallow
+ // cutting.
+ if (
+ node.itemId == -1 ||
+ (node.parent && PlacesUtils.nodeIsTagQuery(node.parent))
+ ) {
+ return false;
+ }
+ }
+ // Otherwise fall through the cmd_delete check.
+ case "cmd_delete":
+ case "placesCmd_delete":
+ case "placesCmd_deleteDataHost":
+ return this._hasRemovableSelection();
+ case "cmd_copy":
+ case "placesCmd_copy":
+ case "placesCmd_showInFolder":
+ return this._view.hasSelection;
+ case "cmd_paste":
+ case "placesCmd_paste":
+ // If the clipboard contains a Places flavor it is definitely pasteable,
+ // otherwise we also allow pasting "text/unicode" and "text/x-moz-url" data.
+ // We don't check if the data is valid here, because the clipboard may
+ // contain very large blobs that would largely slowdown commands updating.
+ // Of course later paste() should ignore any invalid data.
+ return (
+ canInsert &&
+ Services.clipboard.hasDataMatchingFlavors(
+ [
+ ...PlacesUIUtils.PLACES_FLAVORS,
+ PlacesUtils.TYPE_X_MOZ_URL,
+ PlacesUtils.TYPE_UNICODE,
+ ],
+ Ci.nsIClipboard.kGlobalClipboard
+ )
+ );
+ case "cmd_selectAll":
+ if (this._view.selType != "single") {
+ let rootNode = this._view.result.root;
+ if (rootNode.containerOpen && rootNode.childCount > 0) {
+ return true;
+ }
+ }
+ return false;
+ case "placesCmd_open":
+ case "placesCmd_open:window":
+ case "placesCmd_open:privatewindow":
+ case "placesCmd_open:tab": {
+ let selectedNode = this._view.selectedNode;
+ return selectedNode && PlacesUtils.nodeIsURI(selectedNode);
+ }
+ case "placesCmd_new:folder":
+ return canInsert;
+ case "placesCmd_new:bookmark":
+ return canInsert;
+ case "placesCmd_new:separator":
+ return (
+ canInsert &&
+ !PlacesUtils.asQuery(this._view.result.root).queryOptions
+ .excludeItems &&
+ this._view.result.sortingMode ==
+ Ci.nsINavHistoryQueryOptions.SORT_BY_NONE
+ );
+ case "placesCmd_show:info": {
+ let selectedNode = this._view.selectedNode;
+ return (
+ selectedNode &&
+ !PlacesUtils.isRootItem(
+ PlacesUtils.getConcreteItemGuid(selectedNode)
+ ) &&
+ (PlacesUtils.nodeIsTagQuery(selectedNode) ||
+ PlacesUtils.nodeIsBookmark(selectedNode) ||
+ (PlacesUtils.nodeIsFolder(selectedNode) &&
+ !PlacesUtils.isQueryGeneratedFolder(selectedNode)))
+ );
+ }
+ case "placesCmd_sortBy:name": {
+ let selectedNode = this._view.selectedNode;
+ return (
+ selectedNode &&
+ PlacesUtils.nodeIsFolder(selectedNode) &&
+ !PlacesUIUtils.isFolderReadOnly(selectedNode) &&
+ this._view.result.sortingMode ==
+ Ci.nsINavHistoryQueryOptions.SORT_BY_NONE
+ );
+ }
+ case "placesCmd_createBookmark": {
+ return !this._view.selectedNodes.some(
+ node => !PlacesUtils.nodeIsURI(node) || node.itemId != -1
+ );
+ }
+ default:
+ return false;
+ }
+ },
+
+ doCommand: function PC_doCommand(aCommand) {
+ switch (aCommand) {
+ case "cmd_undo":
+ PlacesTransactions.undo().catch(Cu.reportError);
+ break;
+ case "cmd_redo":
+ PlacesTransactions.redo().catch(Cu.reportError);
+ break;
+ case "cmd_cut":
+ case "placesCmd_cut":
+ this.cut();
+ break;
+ case "cmd_copy":
+ case "placesCmd_copy":
+ this.copy();
+ break;
+ case "cmd_paste":
+ case "placesCmd_paste":
+ this.paste().catch(Cu.reportError);
+ break;
+ case "cmd_delete":
+ case "placesCmd_delete":
+ this.remove("Remove Selection").catch(Cu.reportError);
+ break;
+ case "placesCmd_deleteDataHost":
+ this.forgetAboutThisSite().catch(Cu.reportError);
+ break;
+ case "cmd_selectAll":
+ this.selectAll();
+ break;
+ case "placesCmd_open":
+ PlacesUIUtils.openNodeIn(
+ this._view.selectedNode,
+ "current",
+ this._view
+ );
+ break;
+ case "placesCmd_open:window":
+ PlacesUIUtils.openNodeIn(this._view.selectedNode, "window", this._view);
+ break;
+ case "placesCmd_open:privatewindow":
+ PlacesUIUtils.openNodeIn(
+ this._view.selectedNode,
+ "window",
+ this._view,
+ true
+ );
+ break;
+ case "placesCmd_open:tab":
+ PlacesUIUtils.openNodeIn(this._view.selectedNode, "tab", this._view);
+ break;
+ case "placesCmd_new:folder":
+ this.newItem("folder").catch(Cu.reportError);
+ break;
+ case "placesCmd_new:bookmark":
+ this.newItem("bookmark").catch(Cu.reportError);
+ break;
+ case "placesCmd_new:separator":
+ this.newSeparator().catch(Cu.reportError);
+ break;
+ case "placesCmd_show:info":
+ this.showBookmarkPropertiesForSelection();
+ break;
+ case "placesCmd_sortBy:name":
+ this.sortFolderByName().catch(Cu.reportError);
+ break;
+ case "placesCmd_createBookmark": {
+ const nodes = this._view.selectedNodes.map(node => {
+ return {
+ uri: Services.io.newURI(node.uri),
+ title: node.title,
+ };
+ });
+ PlacesUIUtils.showBookmarkPagesDialog(
+ nodes,
+ ["keyword", "location"],
+ window.top
+ );
+ break;
+ }
+ case "placesCmd_showInFolder":
+ this.showInFolder(this._view.selectedNode.bookmarkGuid);
+ break;
+ }
+ },
+
+ onEvent: function PC_onEvent(eventName) {},
+
+ /**
+ * Determine whether or not the selection can be removed, either by the
+ * delete or cut operations based on whether or not any of its contents
+ * are non-removable. We don't need to worry about recursion here since it
+ * is a policy decision that a removable item not be placed inside a non-
+ * removable item.
+ *
+ * @returns {boolean} true if all nodes in the selection can be removed,
+ * false otherwise.
+ */
+ _hasRemovableSelection() {
+ var ranges = this._view.removableSelectionRanges;
+ if (!ranges.length) {
+ return false;
+ }
+
+ var root = this._view.result.root;
+
+ for (var j = 0; j < ranges.length; j++) {
+ var nodes = ranges[j];
+ for (var i = 0; i < nodes.length; ++i) {
+ // Disallow removing the view's root node
+ if (nodes[i] == root) {
+ return false;
+ }
+
+ if (!PlacesUIUtils.canUserRemove(nodes[i])) {
+ return false;
+ }
+ }
+ }
+
+ return true;
+ },
+
+ /**
+ * Gathers information about the selected nodes according to the following
+ * rules:
+ * "link" node is a URI
+ * "bookmark" node is a bookmark
+ * "tagChild" node is a child of a tag
+ * "folder" node is a folder
+ * "query" node is a query
+ * "separator" node is a separator line
+ * "host" node is a host
+ *
+ * @returns {Array} an array of objects corresponding the selected nodes. Each
+ * object has each of the properties above set if its corresponding
+ * node matches the rule. In addition, the annotations names for each
+ * node are set on its corresponding object as properties.
+ * Notes:
+ * 1) This can be slow, so don't call it anywhere performance critical!
+ */
+ _buildSelectionMetadata() {
+ return this._view.selectedNodes.map(n => this._selectionMetadataForNode(n));
+ },
+
+ _selectionMetadataForNode(node) {
+ let nodeData = {};
+ // We don't use the nodeIs* methods here to avoid going through the type
+ // property way too often
+ switch (node.type) {
+ case Ci.nsINavHistoryResultNode.RESULT_TYPE_QUERY:
+ nodeData.query = true;
+ if (node.parent) {
+ switch (PlacesUtils.asQuery(node.parent).queryOptions.resultType) {
+ case Ci.nsINavHistoryQueryOptions.RESULTS_AS_SITE_QUERY:
+ nodeData.query_host = true;
+ break;
+ case Ci.nsINavHistoryQueryOptions.RESULTS_AS_DATE_SITE_QUERY:
+ case Ci.nsINavHistoryQueryOptions.RESULTS_AS_DATE_QUERY:
+ nodeData.query_day = true;
+ break;
+ case Ci.nsINavHistoryQueryOptions.RESULTS_AS_TAGS_ROOT:
+ nodeData.query_tag = true;
+ }
+ }
+ break;
+ case Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER:
+ case Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER_SHORTCUT:
+ nodeData.folder = true;
+ break;
+ case Ci.nsINavHistoryResultNode.RESULT_TYPE_SEPARATOR:
+ nodeData.separator = true;
+ break;
+ case Ci.nsINavHistoryResultNode.RESULT_TYPE_URI:
+ nodeData.link = true;
+ if (PlacesUtils.nodeIsBookmark(node)) {
+ nodeData.link_bookmark = true;
+ var parentNode = node.parent;
+ if (parentNode && PlacesUtils.nodeIsTagQuery(parentNode)) {
+ nodeData.link_bookmark_tag = true;
+ }
+ }
+ break;
+ }
+ return nodeData;
+ },
+
+ /**
+ * Determines if a context-menu item should be shown
+ *
+ * @param {object} aMenuItem
+ * the context menu item
+ * @param {object} aMetaData
+ * meta data about the selection
+ * @returns {boolean} true if the conditions (see buildContextMenu) are satisfied
+ * and the item can be displayed, false otherwise.
+ */
+ _shouldShowMenuItem(aMenuItem, aMetaData) {
+ if (
+ aMenuItem.hasAttribute("hide-if-private-browsing") &&
+ !PrivateBrowsingUtils.enabled
+ ) {
+ return false;
+ }
+
+ if (
+ aMenuItem.hasAttribute("hide-if-usercontext-disabled") &&
+ !Services.prefs.getBoolPref("privacy.userContext.enabled", false)
+ ) {
+ return false;
+ }
+
+ let selectiontype =
+ aMenuItem.getAttribute("selection-type") || "single|multiple";
+
+ var selectionTypes = selectiontype.split("|");
+ if (selectionTypes.includes("any")) {
+ return true;
+ }
+ var count = aMetaData.length;
+ if (count > 1 && !selectionTypes.includes("multiple")) {
+ return false;
+ }
+ if (count == 1 && !selectionTypes.includes("single")) {
+ return false;
+ }
+ // If there is no selection and selectionType doesn't include `none`
+ // hide the item, otherwise try to use the root node to extract valid
+ // metadata to compare against.
+ if (count == 0) {
+ if (!selectionTypes.includes("none")) {
+ return false;
+ }
+ aMetaData = [this._selectionMetadataForNode(this._view.result.root)];
+ }
+
+ let attr = aMenuItem.getAttribute("hide-if-node-type");
+ if (attr) {
+ let rules = attr.split("|");
+ if (aMetaData.some(d => rules.some(r => r in d))) {
+ return false;
+ }
+ }
+
+ attr = aMenuItem.getAttribute("hide-if-node-type-is-only");
+ if (attr) {
+ let rules = attr.split("|");
+ if (rules.some(r => aMetaData.every(d => r in d))) {
+ return false;
+ }
+ }
+
+ attr = aMenuItem.getAttribute("node-type");
+ if (!attr) {
+ return true;
+ }
+
+ let anyMatched = false;
+ let rules = attr.split("|");
+ for (let metaData of aMetaData) {
+ if (rules.some(r => r in metaData)) {
+ anyMatched = true;
+ } else {
+ return false;
+ }
+ }
+ return anyMatched;
+ },
+
+ /**
+ * Uses meta-data rules set as attributes on the menuitems, representing the
+ * current selection in the view (see `_buildSelectionMetadata`) and sets the
+ * visibility state for each menuitem according to the following rules:
+ * 1) The visibility state is unchanged if none of the attributes are set.
+ * 2) Attributes should not be set on menuseparators.
+ * 3) The boolean `ignore-item` attribute may be set when this code should
+ * not handle that menuitem.
+ * 4) The `selection-type` attribute may be set to:
+ * - `single` if it should be visible only when there is a single node
+ * selected
+ * - `multiple` if it should be visible only when multiple nodes are
+ * selected
+ * - `none` if it should be visible when there are no selected nodes
+ * - `any` if it should be visible for any kind of selection
+ * - a `|` separated combination of the above.
+ * 5) The `node-type` attribute may be set to values representing the
+ * type of the node triggering the context menu. The menuitem will be
+ * visible when one of the rules (separated by `|`) matches.
+ * In case of multiple selection, the menuitem is visible only if all of
+ * the selected nodes match one of the rule.
+ * 6) The `hide-if-node-type` accepts the same rules as `node-type`, but
+ * hides the menuitem if the nodes match at least one of the rules.
+ * It takes priority over `nodetype`.
+ * 7) The `hide-if-node-type-is-only` accepts the same rules as `node-type`, but
+ * hides the menuitem if any of the rules match all of the nodes.
+ * 8) The boolean `hide-if-no-insertion-point` attribute may be set to hide a
+ * menuitem when there's no insertion point. An insertion point represents
+ * a point in the view where a new item can be inserted.
+ * 9) The boolean `hide-if-private-browsing` attribute may be set to hide a
+ * menuitem in private browsing mode
+ * 10) The boolean `hide-if-single-click-opens` attribute may be set to hide a
+ * menuitem in views opening entries with a single click.
+ *
+ * @param {object} aPopup
+ * The menupopup to build children into.
+ * @returns {boolean} true if at least one item is visible, false otherwise.
+ */
+ buildContextMenu(aPopup) {
+ var metadata = this._buildSelectionMetadata();
+ var ip = this._view.insertionPoint;
+ var noIp = !ip || ip.isTag;
+
+ var separator = null;
+ var visibleItemsBeforeSep = false;
+ var usableItemCount = 0;
+ for (var i = 0; i < aPopup.children.length; ++i) {
+ var item = aPopup.children[i];
+ if (item.getAttribute("ignore-item") == "true") {
+ continue;
+ }
+ if (item.localName != "menuseparator") {
+ // We allow pasting into tag containers, so special case that.
+ let hideIfNoIP =
+ item.getAttribute("hide-if-no-insertion-point") == "true" &&
+ noIp &&
+ !(ip && ip.isTag && item.id == "placesContext_paste");
+ let hideIfPrivate =
+ item.getAttribute("hide-if-private-browsing") == "true" &&
+ PrivateBrowsingUtils.isWindowPrivate(window);
+ // Hide `Open` if the primary action on click is opening.
+ let hideIfSingleClickOpens =
+ item.getAttribute("hide-if-single-click-opens") == "true" &&
+ !PlacesUIUtils.loadBookmarksInBackground &&
+ !PlacesUIUtils.loadBookmarksInTabs &&
+ this._view.singleClickOpens;
+ let hideIfNotSearch =
+ item.getAttribute("hide-if-not-search") == "true" &&
+ (!this._view.selectedNode ||
+ !this._view.selectedNode.parent ||
+ !PlacesUtils.nodeIsQuery(this._view.selectedNode.parent));
+
+ let shouldHideItem =
+ hideIfNoIP ||
+ hideIfPrivate ||
+ hideIfSingleClickOpens ||
+ hideIfNotSearch ||
+ !this._shouldShowMenuItem(item, metadata);
+ item.hidden = item.disabled = shouldHideItem;
+
+ if (!item.hidden) {
+ visibleItemsBeforeSep = true;
+ usableItemCount++;
+
+ // Show the separator above the menu-item if any
+ if (separator) {
+ separator.hidden = false;
+ separator = null;
+ }
+ }
+ } else {
+ // menuseparator
+ // Initially hide it. It will be unhidden if there will be at least one
+ // visible menu-item above and below it.
+ item.hidden = true;
+
+ // We won't show the separator at all if no items are visible above it
+ if (visibleItemsBeforeSep) {
+ separator = item;
+ }
+
+ // New separator, count again:
+ visibleItemsBeforeSep = false;
+ }
+
+ if (item.id === "placesContext_deleteBookmark") {
+ document.l10n.setAttributes(item, "places-delete-bookmark", {
+ count: metadata.length,
+ });
+ }
+ if (item.id === "placesContext_deleteFolder") {
+ document.l10n.setAttributes(item, "places-delete-folder", {
+ count: metadata.length,
+ });
+ }
+ }
+
+ // Set Open Folder/Links In Tabs or Open Bookmark item's enabled state if they're visible
+ if (usableItemCount > 0) {
+ let openContainerInTabsItem = document.getElementById(
+ "placesContext_openContainer:tabs"
+ );
+ let openBookmarksItem = document.getElementById(
+ "placesContext_openBookmarkContainer:tabs"
+ );
+ for (let menuItem of [openContainerInTabsItem, openBookmarksItem]) {
+ if (!menuItem.hidden) {
+ var containerToUse =
+ this._view.selectedNode || this._view.result.root;
+ if (PlacesUtils.nodeIsContainer(containerToUse)) {
+ if (!PlacesUtils.hasChildURIs(containerToUse)) {
+ menuItem.disabled = true;
+ // Ensure that we don't display the menu if nothing is enabled:
+ usableItemCount--;
+ }
+ }
+ }
+ }
+ }
+
+ // Make sure to display the correct string when multiple pages are selected.
+ let stringId = metadata.length === 1 ? "SinglePage" : "MultiplePages";
+
+ let deleteHistoryItem = document.getElementById(
+ "placesContext_delete_history"
+ );
+ deleteHistoryItem.label = PlacesUIUtils.getString(
+ `cmd.delete${stringId}.label`
+ );
+ deleteHistoryItem.accessKey = PlacesUIUtils.getString(
+ `cmd.delete${stringId}.accesskey`
+ );
+
+ let createBookmarkItem = document.getElementById(
+ "placesContext_createBookmark"
+ );
+ createBookmarkItem.label = PlacesUIUtils.getString(
+ `cmd.bookmark${stringId}2.label`
+ );
+ createBookmarkItem.accessKey = PlacesUIUtils.getString(
+ `cmd.bookmark${stringId}2.accesskey`
+ );
+
+ return usableItemCount > 0;
+ },
+
+ /**
+ * Select all links in the current view.
+ */
+ selectAll: function PC_selectAll() {
+ this._view.selectAll();
+ },
+
+ /**
+ * Opens the bookmark properties for the selected URI Node.
+ */
+ showBookmarkPropertiesForSelection() {
+ let node = this._view.selectedNode;
+ if (!node) {
+ return;
+ }
+
+ PlacesUIUtils.showBookmarkDialog(
+ { action: "edit", node, hiddenRows: ["folderPicker"] },
+ window.top
+ );
+ },
+
+ /**
+ * Opens the links in the selected folder, or the selected links in new tabs.
+ *
+ * @param {object} aEvent
+ * The associated event.
+ */
+ openSelectionInTabs: function PC_openLinksInTabs(aEvent) {
+ var node = this._view.selectedNode;
+ var nodes = this._view.selectedNodes;
+ // In the case of no selection, open the root node:
+ if (!node && !nodes.length) {
+ node = this._view.result.root;
+ }
+ PlacesUIUtils.openMultipleLinksInTabs(
+ node ? node : nodes,
+ aEvent,
+ this._view
+ );
+ },
+
+ /**
+ * Shows the Add Bookmark UI for the current insertion point.
+ *
+ * @param {string} aType
+ * the type of the new item (bookmark/folder)
+ */
+ async newItem(aType) {
+ let ip = this._view.insertionPoint;
+ if (!ip) {
+ throw Components.Exception("", Cr.NS_ERROR_NOT_AVAILABLE);
+ }
+
+ let bookmarkGuid = await PlacesUIUtils.showBookmarkDialog(
+ {
+ action: "add",
+ type: aType,
+ defaultInsertionPoint: ip,
+ hiddenRows: ["folderPicker"],
+ },
+ window.top
+ );
+ if (bookmarkGuid) {
+ this._view.selectItems([bookmarkGuid], false);
+ }
+ },
+
+ /**
+ * Create a new Bookmark separator somewhere.
+ */
+ async newSeparator() {
+ var ip = this._view.insertionPoint;
+ if (!ip) {
+ throw Components.Exception("", Cr.NS_ERROR_NOT_AVAILABLE);
+ }
+
+ let index = await ip.getIndex();
+ let txn = PlacesTransactions.NewSeparator({ parentGuid: ip.guid, index });
+ let guid = await txn.transact();
+ // Select the new item.
+ this._view.selectItems([guid], false);
+ },
+
+ /**
+ * Sort the selected folder by name
+ */
+ async sortFolderByName() {
+ let guid = PlacesUtils.getConcreteItemGuid(this._view.selectedNode);
+ await PlacesTransactions.SortByName(guid).transact();
+ },
+
+ /**
+ * Walk the list of folders we're removing in this delete operation, and
+ * see if the selected node specified is already implicitly being removed
+ * because it is a child of that folder.
+ *
+ * @param {object} node
+ * Node to check for containment.
+ * @param {Array} pastFolders
+ * List of folders the calling function has already traversed
+ * @returns {boolean} true if the node should be skipped, false otherwise.
+ */
+ _shouldSkipNode: function PC_shouldSkipNode(node, pastFolders) {
+ /**
+ * Determines if a node is contained by another node within a resultset.
+ *
+ * @param {object} parent
+ * The parent container to check for containment in
+ * @returns {boolean} true if node is a member of parent's children, false otherwise.
+ */
+ function isNodeContainedBy(parent) {
+ var cursor = node.parent;
+ while (cursor) {
+ if (cursor == parent) {
+ return true;
+ }
+ cursor = cursor.parent;
+ }
+ return false;
+ }
+
+ for (var j = 0; j < pastFolders.length; ++j) {
+ if (isNodeContainedBy(pastFolders[j])) {
+ return true;
+ }
+ }
+ return false;
+ },
+
+ /**
+ * Creates a set of transactions for the removal of a range of items.
+ * A range is an array of adjacent nodes in a view.
+ *
+ * @param {Array} range
+ * An array of nodes to remove. Should all be adjacent.
+ * @param {Array} transactions
+ * An array of transactions (returned)
+ * @param {Array} [removedFolders]
+ * An array of folder nodes that have already been removed.
+ * @returns {number} The total number of items affected.
+ */
+ async _removeRange(range, transactions, removedFolders) {
+ if (!(transactions instanceof Array)) {
+ throw new Error("Must pass a transactions array");
+ }
+ if (!removedFolders) {
+ removedFolders = [];
+ }
+
+ let bmGuidsToRemove = [];
+ let totalItems = 0;
+
+ for (var i = 0; i < range.length; ++i) {
+ var node = range[i];
+ if (this._shouldSkipNode(node, removedFolders)) {
+ continue;
+ }
+
+ totalItems++;
+
+ if (PlacesUtils.nodeIsTagQuery(node.parent)) {
+ // This is a uri node inside a tag container. It needs a special
+ // untag transaction.
+ let tag = node.parent.title || "";
+ if (!tag) {
+ // The parent may be the root node, that doesn't have a title.
+ tag = node.parent.query.tags[0];
+ }
+ transactions.push(PlacesTransactions.Untag({ urls: [node.uri], tag }));
+ } else if (
+ PlacesUtils.nodeIsTagQuery(node) &&
+ node.parent &&
+ PlacesUtils.nodeIsQuery(node.parent) &&
+ PlacesUtils.asQuery(node.parent).queryOptions.resultType ==
+ Ci.nsINavHistoryQueryOptions.RESULTS_AS_TAGS_ROOT
+ ) {
+ // This is a tag container.
+ // Untag all URIs tagged with this tag only if the tag container is
+ // child of the "Tags" query in the library, in all other places we
+ // must only remove the query node.
+ let tag = node.title;
+ let urls = new Set();
+ await PlacesUtils.bookmarks.fetch({ tags: [tag] }, b =>
+ urls.add(b.url)
+ );
+ transactions.push(
+ PlacesTransactions.Untag({ tag, urls: Array.from(urls) })
+ );
+ } else if (
+ PlacesUtils.nodeIsURI(node) &&
+ PlacesUtils.nodeIsQuery(node.parent) &&
+ PlacesUtils.asQuery(node.parent).queryOptions.queryType ==
+ Ci.nsINavHistoryQueryOptions.QUERY_TYPE_HISTORY
+ ) {
+ // This is a uri node inside an history query.
+ await PlacesUtils.history.remove(node.uri).catch(Cu.reportError);
+ // History deletes are not undoable, so we don't have a transaction.
+ } else if (
+ node.itemId == -1 &&
+ PlacesUtils.nodeIsQuery(node) &&
+ PlacesUtils.asQuery(node).queryOptions.queryType ==
+ Ci.nsINavHistoryQueryOptions.QUERY_TYPE_HISTORY
+ ) {
+ // This is a dynamically generated history query, like queries
+ // grouped by site, time or both. Dynamically generated queries don't
+ // have an itemId even if they are descendants of a bookmark.
+ await this._removeHistoryContainer(node).catch(Cu.reportError);
+ // History deletes are not undoable, so we don't have a transaction.
+ } else {
+ // This is a common bookmark item.
+ if (PlacesUtils.nodeIsFolder(node)) {
+ // If this is a folder we add it to our array of folders, used
+ // to skip nodes that are children of an already removed folder.
+ removedFolders.push(node);
+ }
+ bmGuidsToRemove.push(node.bookmarkGuid);
+ }
+ }
+ if (bmGuidsToRemove.length) {
+ transactions.push(PlacesTransactions.Remove({ guids: bmGuidsToRemove }));
+ }
+ return totalItems;
+ },
+
+ async _removeRowsFromBookmarks() {
+ let ranges = this._view.removableSelectionRanges;
+ let transactions = [];
+ let removedFolders = [];
+ let totalItems = 0;
+
+ for (let range of ranges) {
+ totalItems += await this._removeRange(
+ range,
+ transactions,
+ removedFolders
+ );
+ }
+
+ if (transactions.length) {
+ await PlacesUIUtils.batchUpdatesForNode(
+ this._view.result,
+ totalItems,
+ async () => {
+ await PlacesTransactions.batch(transactions);
+ }
+ );
+ }
+ },
+
+ /**
+ * Removes the set of selected ranges from history, asynchronously. History
+ * deletes are not undoable.
+ */
+ async _removeRowsFromHistory() {
+ let nodes = this._view.selectedNodes;
+ let URIs = new Set();
+ for (let i = 0; i < nodes.length; ++i) {
+ let node = nodes[i];
+ if (PlacesUtils.nodeIsURI(node)) {
+ URIs.add(node.uri);
+ } else if (
+ PlacesUtils.nodeIsQuery(node) &&
+ PlacesUtils.asQuery(node).queryOptions.queryType ==
+ Ci.nsINavHistoryQueryOptions.QUERY_TYPE_HISTORY
+ ) {
+ await this._removeHistoryContainer(node).catch(Cu.reportError);
+ }
+ }
+
+ if (URIs.size) {
+ await PlacesUIUtils.batchUpdatesForNode(
+ this._view.result,
+ URIs.size,
+ async () => {
+ await PlacesUtils.history.remove([...URIs]);
+ }
+ );
+ }
+ },
+
+ /**
+ * Removes history visits for an history container node. History deletes are
+ * not undoable.
+ *
+ * @param {object} aContainerNode
+ * The container node to remove.
+ */
+ async _removeHistoryContainer(aContainerNode) {
+ if (PlacesUtils.nodeIsHost(aContainerNode)) {
+ // This is a site container.
+ // Check if it's the container for local files (don't be fooled by the
+ // bogus string name, this is "(local files)").
+ let host =
+ "." +
+ (aContainerNode.title == PlacesUtils.getString("localhost")
+ ? ""
+ : aContainerNode.title);
+ // Will update faster if all children hidden before removing
+ aContainerNode.containerOpen = false;
+ await PlacesUtils.history.removeByFilter({ host });
+ } else if (PlacesUtils.nodeIsDay(aContainerNode)) {
+ // This is a day container.
+ let query = aContainerNode.query;
+ let beginTime = query.beginTime;
+ let endTime = query.endTime;
+ if (!query || !beginTime || !endTime) {
+ throw new Error("A valid date container query should exist!");
+ }
+ // Will update faster if all children hidden before removing
+ aContainerNode.containerOpen = false;
+ // We want to exclude beginTime from the removal because
+ // removePagesByTimeframe includes both extremes, while date containers
+ // exclude the lower extreme. So, if we would not exclude it, we would
+ // end up removing more history than requested.
+ await PlacesUtils.history.removeByFilter({
+ beginDate: PlacesUtils.toDate(beginTime + 1000),
+ endDate: PlacesUtils.toDate(endTime),
+ });
+ }
+ },
+
+ /**
+ * Removes the selection
+ */
+ async remove() {
+ if (!this._hasRemovableSelection()) {
+ return;
+ }
+
+ var root = this._view.result.root;
+
+ if (PlacesUtils.nodeIsFolder(root)) {
+ await this._removeRowsFromBookmarks();
+ } else if (PlacesUtils.nodeIsQuery(root)) {
+ var queryType = PlacesUtils.asQuery(root).queryOptions.queryType;
+ if (queryType == Ci.nsINavHistoryQueryOptions.QUERY_TYPE_BOOKMARKS) {
+ await this._removeRowsFromBookmarks();
+ } else if (queryType == Ci.nsINavHistoryQueryOptions.QUERY_TYPE_HISTORY) {
+ await this._removeRowsFromHistory();
+ } else {
+ throw new Error("implement support for QUERY_TYPE_UNIFIED");
+ }
+ } else {
+ throw new Error("unexpected root");
+ }
+ },
+
+ /**
+ * Fills a DataTransfer object with the content of the selection that can be
+ * dropped elsewhere.
+ *
+ * @param {object} aEvent
+ * The dragstart event.
+ */
+ setDataTransfer: function PC_setDataTransfer(aEvent) {
+ let dt = aEvent.dataTransfer;
+
+ let result = this._view.result;
+ let didSuppressNotifications = result.suppressNotifications;
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = true;
+ }
+
+ function addData(type, index) {
+ let wrapNode = PlacesUtils.wrapNode(node, type);
+ dt.mozSetDataAt(type, wrapNode, index);
+ }
+
+ function addURIData(index) {
+ addData(PlacesUtils.TYPE_X_MOZ_URL, index);
+ addData(PlacesUtils.TYPE_UNICODE, index);
+ addData(PlacesUtils.TYPE_HTML, index);
+ }
+
+ try {
+ let nodes = this._view.draggableSelection;
+ for (let i = 0; i < nodes.length; ++i) {
+ var node = nodes[i];
+
+ // This order is _important_! It controls how this and other
+ // applications select data to be inserted based on type.
+ addData(PlacesUtils.TYPE_X_MOZ_PLACE, i);
+ if (node.uri) {
+ addURIData(i);
+ }
+ }
+ } finally {
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = false;
+ }
+ }
+ },
+
+ get clipboardAction() {
+ let action = {};
+ let actionOwner;
+ try {
+ let xferable = Cc["@mozilla.org/widget/transferable;1"].createInstance(
+ Ci.nsITransferable
+ );
+ xferable.init(null);
+ xferable.addDataFlavor(PlacesUtils.TYPE_X_MOZ_PLACE_ACTION);
+ Services.clipboard.getData(xferable, Ci.nsIClipboard.kGlobalClipboard);
+ xferable.getTransferData(PlacesUtils.TYPE_X_MOZ_PLACE_ACTION, action);
+ [action, actionOwner] = action.value
+ .QueryInterface(Ci.nsISupportsString)
+ .data.split(",");
+ } catch (ex) {
+ // Paste from external sources don't have any associated action, just
+ // fallback to a copy action.
+ return "copy";
+ }
+ // For cuts also check who inited the action, since cuts across different
+ // instances should instead be handled as copies (The sources are not
+ // available for this instance).
+ if (action == "cut" && actionOwner != this.profileName) {
+ action = "copy";
+ }
+
+ return action;
+ },
+
+ _releaseClipboardOwnership: function PC__releaseClipboardOwnership() {
+ if (this.cutNodes.length) {
+ // This clears the logical clipboard, doesn't remove data.
+ Services.clipboard.emptyClipboard(Ci.nsIClipboard.kGlobalClipboard);
+ }
+ },
+
+ _clearClipboard: function PC__clearClipboard() {
+ let xferable = Cc["@mozilla.org/widget/transferable;1"].createInstance(
+ Ci.nsITransferable
+ );
+ xferable.init(null);
+ // Empty transferables may cause crashes, so just add an unknown type.
+ const TYPE = "text/x-moz-place-empty";
+ xferable.addDataFlavor(TYPE);
+ xferable.setTransferData(TYPE, PlacesUtils.toISupportsString(""));
+ Services.clipboard.setData(
+ xferable,
+ null,
+ Ci.nsIClipboard.kGlobalClipboard
+ );
+ },
+
+ _populateClipboard: function PC__populateClipboard(aNodes, aAction) {
+ // This order is _important_! It controls how this and other applications
+ // select data to be inserted based on type.
+ let contents = [
+ { type: PlacesUtils.TYPE_X_MOZ_PLACE, entries: [] },
+ { type: PlacesUtils.TYPE_X_MOZ_URL, entries: [] },
+ { type: PlacesUtils.TYPE_HTML, entries: [] },
+ { type: PlacesUtils.TYPE_UNICODE, entries: [] },
+ ];
+
+ // Avoid handling descendants of a copied node, the transactions take care
+ // of them automatically.
+ let copiedFolders = [];
+ aNodes.forEach(function(node) {
+ if (this._shouldSkipNode(node, copiedFolders)) {
+ return;
+ }
+ if (PlacesUtils.nodeIsFolder(node)) {
+ copiedFolders.push(node);
+ }
+
+ contents.forEach(function(content) {
+ content.entries.push(PlacesUtils.wrapNode(node, content.type));
+ });
+ }, this);
+
+ function addData(type, data) {
+ xferable.addDataFlavor(type);
+ xferable.setTransferData(type, PlacesUtils.toISupportsString(data));
+ }
+
+ let xferable = Cc["@mozilla.org/widget/transferable;1"].createInstance(
+ Ci.nsITransferable
+ );
+ xferable.init(null);
+ let hasData = false;
+ // This order matters here! It controls how this and other applications
+ // select data to be inserted based on type.
+ contents.forEach(function(content) {
+ if (content.entries.length) {
+ hasData = true;
+ let glue =
+ content.type == PlacesUtils.TYPE_X_MOZ_PLACE ? "," : PlacesUtils.endl;
+ addData(content.type, content.entries.join(glue));
+ }
+ });
+
+ // Track the exected action in the xferable. This must be the last flavor
+ // since it's the least preferred one.
+ // Enqueue a unique instance identifier to distinguish operations across
+ // concurrent instances of the application.
+ addData(
+ PlacesUtils.TYPE_X_MOZ_PLACE_ACTION,
+ aAction + "," + this.profileName
+ );
+
+ if (hasData) {
+ Services.clipboard.setData(
+ xferable,
+ aAction == "cut" ? this : null,
+ Ci.nsIClipboard.kGlobalClipboard
+ );
+ }
+ },
+
+ _cutNodes: [],
+ get cutNodes() {
+ return this._cutNodes;
+ },
+ set cutNodes(aNodes) {
+ let self = this;
+ function updateCutNodes(aValue) {
+ self._cutNodes.forEach(function(aNode) {
+ self._view.toggleCutNode(aNode, aValue);
+ });
+ }
+
+ updateCutNodes(false);
+ this._cutNodes = aNodes;
+ updateCutNodes(true);
+ },
+
+ /**
+ * Copy Bookmarks and Folders to the clipboard
+ */
+ copy: function PC_copy() {
+ let result = this._view.result;
+ let didSuppressNotifications = result.suppressNotifications;
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = true;
+ }
+ try {
+ this._populateClipboard(this._view.selectedNodes, "copy");
+ } finally {
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = false;
+ }
+ }
+ },
+
+ /**
+ * Cut Bookmarks and Folders to the clipboard
+ */
+ cut: function PC_cut() {
+ let result = this._view.result;
+ let didSuppressNotifications = result.suppressNotifications;
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = true;
+ }
+ try {
+ this._populateClipboard(this._view.selectedNodes, "cut");
+ this.cutNodes = this._view.selectedNodes;
+ } finally {
+ if (!didSuppressNotifications) {
+ result.suppressNotifications = false;
+ }
+ }
+ },
+
+ /**
+ * Paste Bookmarks and Folders from the clipboard
+ */
+ async paste() {
+ // No reason to proceed if there isn't a valid insertion point.
+ let ip = this._view.insertionPoint;
+ if (!ip) {
+ throw Components.Exception("", Cr.NS_ERROR_NOT_AVAILABLE);
+ }
+
+ let action = this.clipboardAction;
+
+ let xferable = Cc["@mozilla.org/widget/transferable;1"].createInstance(
+ Ci.nsITransferable
+ );
+ xferable.init(null);
+ // This order matters here! It controls the preferred flavors for this
+ // paste operation.
+ [
+ PlacesUtils.TYPE_X_MOZ_PLACE,
+ PlacesUtils.TYPE_X_MOZ_URL,
+ PlacesUtils.TYPE_UNICODE,
+ ].forEach(type => xferable.addDataFlavor(type));
+
+ Services.clipboard.getData(xferable, Ci.nsIClipboard.kGlobalClipboard);
+
+ // Now get the clipboard contents, in the best available flavor.
+ let data = {},
+ type = {},
+ items = [];
+ try {
+ xferable.getAnyTransferData(type, data);
+ data = data.value.QueryInterface(Ci.nsISupportsString).data;
+ type = type.value;
+ items = PlacesUtils.unwrapNodes(data, type);
+ } catch (ex) {
+ // No supported data exists or nodes unwrap failed, just bail out.
+ return;
+ }
+
+ let doCopy = action == "copy";
+ let itemsToSelect = await PlacesUIUtils.handleTransferItems(
+ items,
+ ip,
+ doCopy,
+ this._view
+ );
+
+ // Cut/past operations are not repeatable, so clear the clipboard.
+ if (action == "cut") {
+ this._clearClipboard();
+ }
+
+ if (itemsToSelect.length) {
+ this._view.selectItems(itemsToSelect, false);
+ }
+ },
+
+ /**
+ * Checks if we can insert into a container.
+ *
+ * @param {object} container
+ * The container were we are want to drop
+ * @returns {boolean}
+ */
+ disallowInsertion(container) {
+ if (!container) {
+ throw new Error("empty container");
+ }
+ // Allow dropping into Tag containers and editable folders.
+ return (
+ !PlacesUtils.nodeIsTagQuery(container) &&
+ (!PlacesUtils.nodeIsFolder(container) ||
+ PlacesUIUtils.isFolderReadOnly(container))
+ );
+ },
+
+ /**
+ * Determines if a node can be moved.
+ *
+ * @param {object} node
+ * A nsINavHistoryResultNode node.
+ * @returns {boolean} True if the node can be moved, false otherwise.
+ */
+ canMoveNode(node) {
+ // Only bookmark items are movable.
+ if (node.itemId == -1) {
+ return false;
+ }
+
+ // Once tags and bookmarked are divorced, the tag-query check should be
+ // removed.
+ let parentNode = node.parent;
+ if (!parentNode) {
+ return false;
+ }
+
+ // Once tags and bookmarked are divorced, the tag-query check should be
+ // removed.
+ if (PlacesUtils.nodeIsTagQuery(parentNode)) {
+ return false;
+ }
+
+ return (
+ (PlacesUtils.nodeIsFolder(parentNode) &&
+ !PlacesUIUtils.isFolderReadOnly(parentNode)) ||
+ PlacesUtils.nodeIsQuery(parentNode)
+ );
+ },
+ async forgetAboutThisSite() {
+ let host;
+ if (PlacesUtils.nodeIsHost(this._view.selectedNode)) {
+ host = this._view.selectedNode.query.domain;
+ } else {
+ host = Services.io.newURI(this._view.selectedNode.uri).host;
+ }
+ let baseDomain;
+ try {
+ baseDomain = Services.eTLD.getBaseDomainFromHost(host);
+ } catch (e) {
+ // If there is no baseDomain we fall back to host
+ }
+ const [title, body, forget] = await document.l10n.formatValues([
+ { id: "places-forget-about-this-site-confirmation-title" },
+ {
+ id: "places-forget-about-this-site-confirmation-msg",
+ args: { hostOrBaseDomain: baseDomain ?? host },
+ },
+ { id: "places-forget-about-this-site-forget" },
+ ]);
+
+ const flags =
+ Services.prompt.BUTTON_TITLE_IS_STRING * Services.prompt.BUTTON_POS_0 +
+ Services.prompt.BUTTON_TITLE_CANCEL * Services.prompt.BUTTON_POS_1 +
+ Services.prompt.BUTTON_POS_1_DEFAULT;
+
+ let bag = await Services.prompt.asyncConfirmEx(
+ window.browsingContext,
+ Services.prompt.MODAL_TYPE_INTERNAL_WINDOW,
+ title,
+ body,
+ flags,
+ forget,
+ null,
+ null,
+ null,
+ false
+ );
+ if (bag.getProperty("buttonNumClicked") !== 0) {
+ return;
+ }
+
+ if (this.forgetSiteClearByBaseDomain) {
+ await this.ForgetAboutSite.removeDataFromBaseDomain(host);
+ } else {
+ await this.ForgetAboutSite.removeDataFromDomain(host);
+ }
+ },
+
+ showInFolder(aBookmarkGuid) {
+ // Open containing folder in left pane/sidebar bookmark tree
+ let documentUrl = document.documentURI.toLowerCase();
+ if (documentUrl.endsWith("browser.xhtml")) {
+ // We're in a menu or a panel.
+ window.SidebarUI._show("viewBookmarksSidebar").then(() => {
+ let theSidebar = document.getElementById("sidebar");
+ theSidebar.contentDocument
+ .getElementById("bookmarks-view")
+ .selectItems([aBookmarkGuid]);
+ });
+ } else if (documentUrl.includes("sidebar")) {
+ // We're in the sidebar - clear the search box first
+ let searchBox = document.getElementById("search-box");
+ searchBox.value = "";
+ searchBox.doCommand();
+
+ // And go to the node
+ this._view.selectItems([aBookmarkGuid], true);
+ } else {
+ // We're in the bookmark library/manager
+ PlacesUtils.bookmarks
+ .fetch(aBookmarkGuid, null, { includePath: true })
+ .then(b => {
+ let containers = b.path.map(obj => {
+ return obj.guid;
+ });
+ // selectLeftPane looks for literal "AllBookmarks" as a "built-in"
+ containers.splice(0, 0, "AllBookmarks");
+ PlacesOrganizer.selectLeftPaneContainerByHierarchy(containers);
+ this._view.selectItems([aBookmarkGuid], false);
+ });
+ }
+ },
+};
+
+/**
+ * Handles drag and drop operations for views. Note that this is view agnostic!
+ * You should not use PlacesController._view within these methods, since
+ * the view that the item(s) have been dropped on was not necessarily active.
+ * Drop functions are passed the view that is being dropped on.
+ */
+var PlacesControllerDragHelper = {
+ /**
+ * For views using DOM nodes like toolbars, menus and panels, this is the DOM
+ * element currently being dragged over. For other views not handling DOM
+ * nodes, like trees, it is a Places result node instead.
+ */
+ currentDropTarget: null,
+
+ /**
+ * Determines if the mouse is currently being dragged over a child node of
+ * this menu. This is necessary so that the menu doesn't close while the
+ * mouse is dragging over one of its submenus
+ *
+ * @param {object} node
+ * The container node
+ * @returns {boolean} true if the user is dragging over a node within the hierarchy of
+ * the container, false otherwise.
+ */
+ draggingOverChildNode: function PCDH_draggingOverChildNode(node) {
+ let currentNode = this.currentDropTarget;
+ while (currentNode) {
+ if (currentNode == node) {
+ return true;
+ }
+ currentNode = currentNode.parentNode;
+ }
+ return false;
+ },
+
+ /**
+ * @returns {object|null} The current active drag session. Returns null if there is none.
+ */
+ getSession: function PCDH__getSession() {
+ return this.dragService.getCurrentSession();
+ },
+
+ /**
+ * Extract the first accepted flavor from a list of flavors.
+ *
+ * @param {DOMStringList} aFlavors
+ * The flavors list.
+ * @returns {string}
+ */
+ getFirstValidFlavor: function PCDH_getFirstValidFlavor(aFlavors) {
+ for (let i = 0; i < aFlavors.length; i++) {
+ if (PlacesUIUtils.SUPPORTED_FLAVORS.includes(aFlavors[i])) {
+ return aFlavors[i];
+ }
+ }
+
+ // If no supported flavor is found, check if data includes text/plain
+ // contents. If so, request them as text/unicode, a conversion will happen
+ // automatically.
+ if (aFlavors.contains("text/plain")) {
+ return PlacesUtils.TYPE_UNICODE;
+ }
+
+ return null;
+ },
+
+ /**
+ * Determines whether or not the data currently being dragged can be dropped
+ * on a places view.
+ *
+ * @param {object} ip
+ * The insertion point where the items should be dropped.
+ * @param {object} dt
+ * The data transfer object.
+ * @returns {boolean}
+ */
+ canDrop: function PCDH_canDrop(ip, dt) {
+ let dropCount = dt.mozItemCount;
+
+ // Check every dragged item.
+ for (let i = 0; i < dropCount; i++) {
+ let flavor = this.getFirstValidFlavor(dt.mozTypesAt(i));
+ if (!flavor) {
+ return false;
+ }
+
+ // Urls can be dropped on any insertionpoint.
+ // XXXmano: remember that this method is called for each dragover event!
+ // Thus we shouldn't use unwrapNodes here at all if possible.
+ // I think it would be OK to accept bogus data here (e.g. text which was
+ // somehow wrapped as TAB_DROP_TYPE, this is not in our control, and
+ // will just case the actual drop to be a no-op), and only rule out valid
+ // expected cases, which are either unsupported flavors, or items which
+ // cannot be dropped in the current insertionpoint. The last case will
+ // likely force us to use unwrapNodes for the private data types of
+ // places.
+ if (flavor == TAB_DROP_TYPE) {
+ continue;
+ }
+
+ let data = dt.mozGetDataAt(flavor, i);
+ let nodes;
+ try {
+ nodes = PlacesUtils.unwrapNodes(data, flavor);
+ } catch (e) {
+ return false;
+ }
+
+ for (let dragged of nodes) {
+ // Only bookmarks and urls can be dropped into tag containers.
+ if (
+ ip.isTag &&
+ dragged.type != PlacesUtils.TYPE_X_MOZ_URL &&
+ (dragged.type != PlacesUtils.TYPE_X_MOZ_PLACE ||
+ (dragged.uri && dragged.uri.startsWith("place:")))
+ ) {
+ return false;
+ }
+
+ // Disallow dropping of a folder on itself or any of its descendants.
+ // This check is done to show an appropriate drop indicator, a stricter
+ // check is done later by the bookmarks API.
+ if (
+ dragged.type == PlacesUtils.TYPE_X_MOZ_PLACE_CONTAINER ||
+ (dragged.uri && dragged.uri.startsWith("place:"))
+ ) {
+ let dragOverPlacesNode = this.currentDropTarget;
+ if (!(dragOverPlacesNode instanceof Ci.nsINavHistoryResultNode)) {
+ // If it's a DOM node, it should have a _placesNode expando, or it
+ // may be a static element in a places container, like the [empty]
+ // menuitem.
+ dragOverPlacesNode =
+ dragOverPlacesNode._placesNode ??
+ dragOverPlacesNode.parentNode?._placesNode;
+ }
+
+ // If we couldn't get a target Places result node then we can't check
+ // whether the drag is allowed, just let it go through.
+ if (dragOverPlacesNode) {
+ let guid = dragged.concreteGuid ?? dragged.itemGuid;
+ // Dragging over itself.
+ if (PlacesUtils.getConcreteItemGuid(dragOverPlacesNode) == guid) {
+ return false;
+ }
+ // Dragging over a descendant.
+ for (let ancestor of PlacesUtils.nodeAncestors(
+ dragOverPlacesNode
+ )) {
+ if (PlacesUtils.getConcreteItemGuid(ancestor) == guid) {
+ return false;
+ }
+ }
+ }
+ }
+
+ // Disallow the dropping of multiple bookmarks if they include
+ // a javascript: bookmarklet
+ if (
+ !flavor.startsWith("text/x-moz-place") &&
+ (nodes.length > 1 || dropCount > 1) &&
+ nodes.some(n => n.uri?.startsWith("javascript:"))
+ ) {
+ return false;
+ }
+ }
+ }
+ return true;
+ },
+
+ /**
+ * Handles the drop of one or more items onto a view.
+ *
+ * @param {object} insertionPoint The insertion point where the items should
+ * be dropped.
+ * @param {object} dt The dataTransfer information for the drop.
+ * @param {object} [view] The view or the tree element. This allows
+ * batching to take place.
+ */
+ async onDrop(insertionPoint, dt, view) {
+ let doCopy = ["copy", "link"].includes(dt.dropEffect);
+
+ let dropCount = dt.mozItemCount;
+
+ // Following flavors may contain duplicated data.
+ let duplicable = new Map();
+ duplicable.set(PlacesUtils.TYPE_UNICODE, new Set());
+ duplicable.set(PlacesUtils.TYPE_X_MOZ_URL, new Set());
+
+ // Collect all data from the DataTransfer before processing it, as the
+ // DataTransfer is only valid during the synchronous handling of the `drop`
+ // event handler callback.
+ let nodes = [];
+ let externalDrag = false;
+ for (let i = 0; i < dropCount; ++i) {
+ let flavor = this.getFirstValidFlavor(dt.mozTypesAt(i));
+ if (!flavor) {
+ return;
+ }
+
+ let data = dt.mozGetDataAt(flavor, i);
+ if (duplicable.has(flavor)) {
+ let handled = duplicable.get(flavor);
+ if (handled.has(data)) {
+ continue;
+ }
+ handled.add(data);
+ }
+
+ // Check that the drag/drop is not internal
+ if (i == 0 && !flavor.startsWith("text/x-moz-place")) {
+ externalDrag = true;
+ }
+
+ if (flavor != TAB_DROP_TYPE) {
+ nodes = [...nodes, ...PlacesUtils.unwrapNodes(data, flavor)];
+ } else if (
+ XULElement.isInstance(data) &&
+ data.localName == "tab" &&
+ data.ownerGlobal.isChromeWindow
+ ) {
+ let uri = data.linkedBrowser.currentURI;
+ let spec = uri ? uri.spec : "about:blank";
+ nodes.push({
+ uri: spec,
+ title: data.label,
+ type: PlacesUtils.TYPE_X_MOZ_URL,
+ });
+ } else {
+ throw new Error("bogus data was passed as a tab");
+ }
+ }
+
+ // If a multiple urls are being dropped from the urlbar or an external source,
+ // and they include javascript url, not bookmark any of them
+ if (
+ externalDrag &&
+ (nodes.length > 1 || dropCount > 1) &&
+ nodes.some(n => n.uri?.startsWith("javascript:"))
+ ) {
+ throw new Error("Javascript bookmarklet passed with uris");
+ }
+
+ // If a single javascript url is being dropped from the urlbar or an external source,
+ // show the bookmark dialog as a speedbump protection against malicious cases.
+ if (
+ nodes.length == 1 &&
+ externalDrag &&
+ nodes[0].uri?.startsWith("javascript")
+ ) {
+ let uri;
+ try {
+ uri = Services.io.newURI(nodes[0].uri);
+ } catch (ex) {
+ // Invalid uri, we skip this code and the entry will be discarded later.
+ }
+
+ if (uri) {
+ let bookmarkGuid = await PlacesUIUtils.showBookmarkDialog(
+ {
+ action: "add",
+ type: "bookmark",
+ defaultInsertionPoint: insertionPoint,
+ hiddenRows: ["folderPicker"],
+ title: nodes[0].title,
+ uri,
+ },
+ BrowserWindowTracker.getTopWindow() // `window` may be the Library.
+ );
+
+ if (bookmarkGuid && view) {
+ view.selectItems([bookmarkGuid], false);
+ }
+
+ return;
+ }
+ }
+
+ await PlacesUIUtils.handleTransferItems(
+ nodes,
+ insertionPoint,
+ doCopy,
+ view
+ );
+ },
+};
+
+XPCOMUtils.defineLazyServiceGetter(
+ PlacesControllerDragHelper,
+ "dragService",
+ "@mozilla.org/widget/dragservice;1",
+ "nsIDragService"
+);