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Diffstat (limited to 'browser/components/places/PlacesUIUtils.sys.mjs')
| -rw-r--r-- | browser/components/places/PlacesUIUtils.sys.mjs | 2231 |
1 files changed, 2231 insertions, 0 deletions
diff --git a/browser/components/places/PlacesUIUtils.sys.mjs b/browser/components/places/PlacesUIUtils.sys.mjs new file mode 100644 index 0000000000..08b0423d07 --- /dev/null +++ b/browser/components/places/PlacesUIUtils.sys.mjs @@ -0,0 +1,2231 @@ +/* -*- 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/. */ + +import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs"; + +import { clearTimeout, setTimeout } from "resource://gre/modules/Timer.sys.mjs"; +import { AppConstants } from "resource://gre/modules/AppConstants.sys.mjs"; + +const lazy = {}; + +ChromeUtils.defineESModuleGetters(lazy, { + CLIENT_NOT_CONFIGURED: "resource://services-sync/constants.sys.mjs", + CustomizableUI: "resource:///modules/CustomizableUI.sys.mjs", + MigrationUtils: "resource:///modules/MigrationUtils.sys.mjs", + PlacesTransactions: "resource://gre/modules/PlacesTransactions.sys.mjs", + PlacesUtils: "resource://gre/modules/PlacesUtils.sys.mjs", + PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs", + PromiseUtils: "resource://gre/modules/PromiseUtils.sys.mjs", + Weave: "resource://services-sync/main.sys.mjs", +}); + +XPCOMUtils.defineLazyModuleGetters(lazy, { + BrowserWindowTracker: "resource:///modules/BrowserWindowTracker.jsm", + OpenInTabsUtils: "resource:///modules/OpenInTabsUtils.jsm", +}); + +const gInContentProcess = + Services.appinfo.processType == Ci.nsIXULRuntime.PROCESS_TYPE_CONTENT; +const FAVICON_REQUEST_TIMEOUT = 60 * 1000; +// Map from windows to arrays of data about pending favicon loads. +let gFaviconLoadDataMap = new Map(); + +const ITEM_CHANGED_BATCH_NOTIFICATION_THRESHOLD = 10; + +// copied from utilityOverlay.js +const TAB_DROP_TYPE = "application/x-moz-tabbrowser-tab"; + +let InternalFaviconLoader = { + /** + * Actually cancel the request, and clear the timeout for cancelling it. + * + * @param {object} options + * The options object containing: + * @param {object} options.uri + * The URI of the favicon to cancel. + * @param {number} options.innerWindowID + * The inner window ID of the window. Unused. + * @param {number} options.timerID + * The timer ID of the timeout to be cancelled + * @param {*} options.callback + * The request callback + * @param {string} reason + * The reason for cancelling the request. + */ + _cancelRequest({ uri, innerWindowID, timerID, callback }, reason) { + // Break cycle + let request = callback.request; + delete callback.request; + // Ensure we don't time out. + clearTimeout(timerID); + try { + request.cancel(); + } catch (ex) { + console.error( + "When cancelling a request for " + + uri.spec + + " because " + + reason + + ", it was already canceled!" + ); + } + }, + + /** + * Called for every inner that gets destroyed, only in the parent process. + * + * @param {number} innerID + * The innerID of the window. + */ + removeRequestsForInner(innerID) { + for (let [window, loadDataForWindow] of gFaviconLoadDataMap) { + let newLoadDataForWindow = loadDataForWindow.filter(loadData => { + let innerWasDestroyed = loadData.innerWindowID == innerID; + if (innerWasDestroyed) { + this._cancelRequest( + loadData, + "the inner window was destroyed or a new favicon was loaded for it" + ); + } + // Keep the items whose inner is still alive. + return !innerWasDestroyed; + }); + // Map iteration with for...of is safe against modification, so + // now just replace the old value: + gFaviconLoadDataMap.set(window, newLoadDataForWindow); + } + }, + + /** + * Called when a toplevel chrome window unloads. We use this to tidy up after ourselves, + * avoid leaks, and cancel any remaining requests. The last part should in theory be + * handled by the inner-window-destroyed handlers. We clean up just to be on the safe side. + * + * @param {DOMWindow} win + * The window that was unloaded. + */ + onUnload(win) { + let loadDataForWindow = gFaviconLoadDataMap.get(win); + if (loadDataForWindow) { + for (let loadData of loadDataForWindow) { + this._cancelRequest(loadData, "the chrome window went away"); + } + } + gFaviconLoadDataMap.delete(win); + }, + + /** + * Remove a particular favicon load's loading data from our map tracking + * load data per chrome window. + * + * @param {DOMWindow} win + * the chrome window in which we should look for this load + * @param {object} filterData + * the data we should use to find this particular load to remove. + * @param {number} filterData.innerWindowID + * The inner window ID of the window. + * @param {string} filterData.uri + * The URI of the favicon to cancel. + * @param {*} filterData.callback + * The request callback + * + * @returns {object|null} + * the loadData object we removed, or null if we didn't find any. + */ + _removeLoadDataFromWindowMap(win, { innerWindowID, uri, callback }) { + let loadDataForWindow = gFaviconLoadDataMap.get(win); + if (loadDataForWindow) { + let itemIndex = loadDataForWindow.findIndex(loadData => { + return ( + loadData.innerWindowID == innerWindowID && + loadData.uri.equals(uri) && + loadData.callback.request == callback.request + ); + }); + if (itemIndex != -1) { + let loadData = loadDataForWindow[itemIndex]; + loadDataForWindow.splice(itemIndex, 1); + return loadData; + } + } + return null; + }, + + /** + * Create a function to use as a nsIFaviconDataCallback, so we can remove cancelling + * information when the request succeeds. Note that right now there are some edge-cases, + * such as about: URIs with chrome:// favicons where the success callback is not invoked. + * This is OK: we will 'cancel' the request after the timeout (or when the window goes + * away) but that will be a no-op in such cases. + * + * @param {DOMWindow} win + * The chrome window in which the request was made. + * @param {number} id + * The inner window ID of the window. + * @returns {object} + */ + _makeCompletionCallback(win, id) { + return { + onComplete(uri) { + let loadData = InternalFaviconLoader._removeLoadDataFromWindowMap(win, { + uri, + innerWindowID: id, + callback: this, + }); + if (loadData) { + clearTimeout(loadData.timerID); + } + delete this.request; + }, + }; + }, + + ensureInitialized() { + if (this._initialized) { + return; + } + this._initialized = true; + + Services.obs.addObserver(windowGlobal => { + this.removeRequestsForInner(windowGlobal.innerWindowId); + }, "window-global-destroyed"); + }, + + loadFavicon(browser, principal, pageURI, uri, expiration, iconURI) { + this.ensureInitialized(); + let { ownerGlobal: win, innerWindowID } = browser; + if (!gFaviconLoadDataMap.has(win)) { + gFaviconLoadDataMap.set(win, []); + let unloadHandler = event => { + let doc = event.target; + let eventWin = doc.defaultView; + if (eventWin == win) { + win.removeEventListener("unload", unloadHandler); + this.onUnload(win); + } + }; + win.addEventListener("unload", unloadHandler, true); + } + + // First we do the actual setAndFetch call: + let loadType = lazy.PrivateBrowsingUtils.isWindowPrivate(win) + ? lazy.PlacesUtils.favicons.FAVICON_LOAD_PRIVATE + : lazy.PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE; + let callback = this._makeCompletionCallback(win, innerWindowID); + + if (iconURI && iconURI.schemeIs("data")) { + expiration = lazy.PlacesUtils.toPRTime(expiration); + lazy.PlacesUtils.favicons.replaceFaviconDataFromDataURL( + uri, + iconURI.spec, + expiration, + principal + ); + } + + let request = lazy.PlacesUtils.favicons.setAndFetchFaviconForPage( + pageURI, + uri, + false, + loadType, + callback, + principal + ); + + // Now register the result so we can cancel it if/when necessary. + if (!request) { + // The favicon service can return with success but no-op (and leave request + // as null) if the icon is the same as the page (e.g. for images) or if it is + // the favicon for an error page. In this case, we do not need to do anything else. + return; + } + callback.request = request; + let loadData = { innerWindowID, uri, callback }; + loadData.timerID = setTimeout(() => { + this._cancelRequest(loadData, "it timed out"); + this._removeLoadDataFromWindowMap(win, loadData); + }, FAVICON_REQUEST_TIMEOUT); + let loadDataForWindow = gFaviconLoadDataMap.get(win); + loadDataForWindow.push(loadData); + }, +}; + +/** + * Collects all information for a bookmark and performs editmethods + */ +class BookmarkState { + /** + * Construct a new BookmarkState. + * + * @param {object} options + * The constructor options. + * @param {object} options.info + * Either a result node or a node-like object representing the item to be edited. + * @param {string} [options.tags] + * Tags (if any) for the bookmark in a comma separated string. Empty tags are + * skipped + * @param {string} [options.keyword] + * Existing (if there are any) keyword for bookmark + * @param {boolean} [options.isFolder] + * If the item is a folder. + * @param {Array<{ title: string; url: nsIURI; }>} [options.children] + * The list of child URIs to bookmark within the folder. + * @param {boolean} [options.autosave] + * If changes to bookmark fields should be saved immediately after calling + * its respective "changed" method, rather than waiting for save() to be + * called. + * @param {number} [options.index] + * The insertion point index of the bookmark. + */ + constructor({ + info, + tags = "", + keyword = "", + isFolder = false, + children = [], + autosave = false, + index, + }) { + this._guid = info.itemGuid; + this._postData = info.postData; + this._isTagContainer = info.isTag; + this._bulkTaggingUrls = info.uris?.map(uri => uri.spec); + this._isFolder = isFolder; + this._children = children; + this._autosave = autosave; + + // Original Bookmark + this._originalState = { + title: this._isTagContainer ? info.tag : info.title, + uri: info.uri?.spec, + tags: tags + .trim() + .split(/\s*,\s*/) + .filter(tag => !!tag.length), + keyword, + parentGuid: info.parentGuid, + index, + }; + + // Edited bookmark + this._newState = {}; + } + + /** + * Save edited title for the bookmark + * + * @param {string} title + * The title of the bookmark + */ + async _titleChanged(title) { + this._newState.title = title; + await this._maybeSave(); + } + + /** + * Save edited location for the bookmark + * + * @param {string} location + * The location of the bookmark + */ + async _locationChanged(location) { + this._newState.uri = location; + await this._maybeSave(); + } + + /** + * Save edited tags for the bookmark + * + * @param {string} tags + * Comma separated list of tags + */ + async _tagsChanged(tags) { + this._newState.tags = tags; + await this._maybeSave(); + } + + /** + * Save edited keyword for the bookmark + * + * @param {string} keyword + * The keyword of the bookmark + */ + async _keywordChanged(keyword) { + this._newState.keyword = keyword; + await this._maybeSave(); + } + + /** + * Save edited parentGuid for the bookmark + * + * @param {string} parentGuid + * The parentGuid of the bookmark + */ + async _parentGuidChanged(parentGuid) { + this._newState.parentGuid = parentGuid; + await this._maybeSave(); + } + + /** + * Save changes if autosave is enabled. + */ + async _maybeSave() { + if (this._autosave) { + await this.save(); + } + } + + /** + * Create a new bookmark. + * + * @returns {string} The bookmark's GUID. + */ + async _createBookmark() { + await lazy.PlacesTransactions.batch(async () => { + this._guid = await lazy.PlacesTransactions.NewBookmark({ + parentGuid: this._newState.parentGuid ?? this._originalState.parentGuid, + tags: this._newState.tags, + title: this._newState.title ?? this._originalState.title, + url: this._newState.uri ?? this._originalState.uri, + index: this._originalState.index, + }).transact(); + if (this._newState.keyword) { + await lazy.PlacesTransactions.EditKeyword({ + guid: this._guid, + keyword: this._newState.keyword, + postData: this._postData, + }).transact(); + } + }); + return this._guid; + } + + /** + * Create a new folder. + * + * @returns {string} The folder's GUID. + */ + async _createFolder() { + this._guid = await lazy.PlacesTransactions.NewFolder({ + parentGuid: this._newState.parentGuid ?? this._originalState.parentGuid, + title: this._newState.title ?? this._originalState.title, + children: this._children, + index: this._originalState.index, + }).transact(); + return this._guid; + } + + /** + * Save() API function for bookmark. + * + * @returns {string} bookmark.guid + */ + async save() { + if (this._guid === lazy.PlacesUtils.bookmarks.unsavedGuid) { + return this._isFolder ? this._createFolder() : this._createBookmark(); + } + + if (!Object.keys(this._newState).length) { + return this._guid; + } + + if (this._isTagContainer && this._newState.title) { + await lazy.PlacesTransactions.RenameTag({ + oldTag: this._originalState.title, + tag: this._newState.title, + }) + .transact() + .catch(console.error); + return this._guid; + } + + let url = this._newState.uri || this._originalState.uri; + let transactions = []; + + if (this._newState.uri) { + transactions.push( + lazy.PlacesTransactions.EditUrl({ + guid: this._guid, + url, + }) + ); + } + + for (const [key, value] of Object.entries(this._newState)) { + switch (key) { + case "title": + transactions.push( + lazy.PlacesTransactions.EditTitle({ + guid: this._guid, + title: value, + }) + ); + break; + case "tags": + const newTags = value.filter( + tag => !this._originalState.tags.includes(tag) + ); + const removedTags = this._originalState.tags.filter( + tag => !value.includes(tag) + ); + if (newTags.length) { + transactions.push( + lazy.PlacesTransactions.Tag({ + urls: this._bulkTaggingUrls || [url], + tags: newTags, + }) + ); + } + if (removedTags.length) { + transactions.push( + lazy.PlacesTransactions.Untag({ + urls: this._bulkTaggingUrls || [url], + tags: removedTags, + }) + ); + } + break; + case "keyword": + transactions.push( + lazy.PlacesTransactions.EditKeyword({ + guid: this._guid, + keyword: value, + postData: this._postData, + oldKeyword: this._originalState.keyword, + }) + ); + break; + case "parentGuid": + transactions.push( + lazy.PlacesTransactions.Move({ + guid: this._guid, + newParentGuid: this._newState.parentGuid, + }) + ); + break; + } + } + if (transactions.length) { + await lazy.PlacesTransactions.batch(transactions); + } + + this._originalState = { ...this._originalState, ...this._newState }; + this._newState = {}; + return this._guid; + } +} + +export var PlacesUIUtils = { + BookmarkState, + _bookmarkToolbarTelemetryListening: false, + LAST_USED_FOLDERS_META_KEY: "bookmarks/lastusedfolders", + + lastContextMenuTriggerNode: null, + + // This allows to await for all the relevant bookmark changes to be applied + // when a bookmark dialog is closed. It is resolved to the bookmark guid, + // if a bookmark was created or modified. + lastBookmarkDialogDeferred: null, + + /** + * Obfuscates a place: URL to use it in xulstore without the risk of + leaking browsing information. Uses md5 to hash the query string. + * + * @param {URL} url + * the URL for xulstore with place: key pairs. + * @returns {string} "place:[md5_hash]" hashed url + */ + + obfuscateUrlForXulStore(url) { + if (!url.startsWith("place:")) { + throw new Error("Method must be used to only obfuscate place: uris!"); + } + let urlNoProtocol = url.substring(url.indexOf(":") + 1); + let hashedURL = lazy.PlacesUtils.md5(urlNoProtocol); + + return `place:${hashedURL}`; + }, + + /** + * Shows the bookmark dialog corresponding to the specified info. + * + * @param {object} aInfo + * Describes the item to be edited/added in the dialog. + * See documentation at the top of bookmarkProperties.js + * @param {DOMWindow} [aParentWindow] + * Owner window for the new dialog. + * + * @see documentation at the top of bookmarkProperties.js + * @returns {string} The guid of the item that was created or edited, + * undefined otherwise. + */ + async showBookmarkDialog(aInfo, aParentWindow = null) { + this.lastBookmarkDialogDeferred = lazy.PromiseUtils.defer(); + + let dialogURL = "chrome://browser/content/places/bookmarkProperties.xhtml"; + let features = "centerscreen,chrome,modal,resizable=no"; + let bookmarkGuid; + + if (!aParentWindow) { + aParentWindow = Services.wm.getMostRecentWindow(null); + } + + if (aParentWindow.gDialogBox) { + await aParentWindow.gDialogBox.open(dialogURL, aInfo); + } else { + aParentWindow.openDialog(dialogURL, "", features, aInfo); + } + + if (aInfo.bookmarkState) { + bookmarkGuid = await aInfo.bookmarkState.save(); + this.lastBookmarkDialogDeferred.resolve(bookmarkGuid); + return bookmarkGuid; + } + bookmarkGuid = undefined; + this.lastBookmarkDialogDeferred.resolve(bookmarkGuid); + return bookmarkGuid; + }, + + /** + * Bookmarks one or more pages. If there is more than one, this will create + * the bookmarks in a new folder. + * + * @param {Array.<nsIURI>} URIList + * The list of URIs to bookmark. + * @param {Array.<string>} [hiddenRows] + * An array of rows to be hidden. + * @param {DOMWindow} [win] + * The window to use as the parent to display the bookmark dialog. + */ + async showBookmarkPagesDialog(URIList, hiddenRows = [], win = null) { + if (!URIList.length) { + return; + } + + const bookmarkDialogInfo = { action: "add", hiddenRows }; + if (URIList.length > 1) { + bookmarkDialogInfo.type = "folder"; + bookmarkDialogInfo.URIList = URIList; + } else { + bookmarkDialogInfo.type = "bookmark"; + bookmarkDialogInfo.title = URIList[0].title; + bookmarkDialogInfo.uri = URIList[0].uri; + } + + await PlacesUIUtils.showBookmarkDialog(bookmarkDialogInfo, win); + }, + + /** + * set and fetch a favicon. Can only be used from the parent process. + * + * @param {object} browser + * The XUL browser element for which we're fetching a favicon. + * @param {Principal} principal + * The loading principal to use for the fetch. + * @param {URI} pageURI + * The page URI associated to this favicon load. + * @param {URI} uri + * The URI to fetch. + * @param {number} expiration + * An optional expiration time. + * @param {URI} iconURI + * An optional data: URI holding the icon's data. + */ + loadFavicon( + browser, + principal, + pageURI, + uri, + expiration = 0, + iconURI = null + ) { + if (gInContentProcess) { + throw new Error("Can't track loads from within the child process!"); + } + InternalFaviconLoader.loadFavicon( + browser, + principal, + pageURI, + uri, + expiration, + iconURI + ); + }, + + /** + * Returns the closet ancestor places view for the given DOM node + * + * @param {DOMNode} aNode + * a DOM node + * @returns {DOMNode} the closest ancestor places view if exists, null otherwsie. + */ + getViewForNode: function PUIU_getViewForNode(aNode) { + let node = aNode; + + if (Cu.isDeadWrapper(node)) { + return null; + } + + if (node.localName == "panelview" && node._placesView) { + return node._placesView; + } + + // The view for a <menu> of which its associated menupopup is a places + // view, is the menupopup. + if ( + node.localName == "menu" && + !node._placesNode && + node.menupopup._placesView + ) { + return node.menupopup._placesView; + } + + while (Element.isInstance(node)) { + if (node._placesView) { + return node._placesView; + } + if ( + node.localName == "tree" && + node.getAttribute("is") == "places-tree" + ) { + return node; + } + + node = node.parentNode; + } + + return null; + }, + + /** + * Returns the active PlacesController for a given command. + * + * @param {DOMWindow} win The window containing the affected view + * @param {string} command The command + * @returns {PlacesController} a places controller + */ + getControllerForCommand(win, command) { + // If we're building a context menu for a non-focusable view, for example + // a menupopup, we must return the view that triggered the context menu. + let popupNode = PlacesUIUtils.lastContextMenuTriggerNode; + if (popupNode) { + let isManaged = !!popupNode.closest("#managed-bookmarks"); + if (isManaged) { + return this.managedBookmarksController; + } + let view = this.getViewForNode(popupNode); + if (view && view._contextMenuShown) { + return view.controllers.getControllerForCommand(command); + } + } + + // When we're not building a context menu, only focusable views + // are possible. Thus, we can safely use the command dispatcher. + let controller = + win.top.document.commandDispatcher.getControllerForCommand(command); + return controller || null; + }, + + /** + * Update all the Places commands for the given window. + * + * @param {DOMWindow} win The window to update. + */ + updateCommands(win) { + // Get the controller for one of the places commands. + let controller = this.getControllerForCommand(win, "placesCmd_open"); + for (let command of [ + "placesCmd_open", + "placesCmd_open:window", + "placesCmd_open:privatewindow", + "placesCmd_open:tab", + "placesCmd_new:folder", + "placesCmd_new:bookmark", + "placesCmd_new:separator", + "placesCmd_show:info", + "placesCmd_reload", + "placesCmd_sortBy:name", + "placesCmd_cut", + "placesCmd_copy", + "placesCmd_paste", + "placesCmd_delete", + "placesCmd_showInFolder", + ]) { + win.goSetCommandEnabled( + command, + controller && controller.isCommandEnabled(command) + ); + } + }, + + /** + * Executes the given command on the currently active controller. + * + * @param {DOMWindow} win The window containing the affected view + * @param {string} command The command to execute + */ + doCommand(win, command) { + let controller = this.getControllerForCommand(win, command); + if (controller && controller.isCommandEnabled(command)) { + controller.doCommand(command); + } + }, + + /** + * By calling this before visiting an URL, the visit will be associated to a + * TRANSITION_TYPED transition (if there is no a referrer). + * This is used when visiting pages from the history menu, history sidebar, + * url bar, url autocomplete results, and history searches from the places + * organizer. If this is not called visits will be marked as + * TRANSITION_LINK. + * + * @param {string} aURL + * The URL to mark as typed. + */ + markPageAsTyped: function PUIU_markPageAsTyped(aURL) { + lazy.PlacesUtils.history.markPageAsTyped( + Services.uriFixup.getFixupURIInfo(aURL).preferredURI + ); + }, + + /** + * By calling this before visiting an URL, the visit will be associated to a + * TRANSITION_BOOKMARK transition. + * This is used when visiting pages from the bookmarks menu, + * personal toolbar, and bookmarks from within the places organizer. + * If this is not called visits will be marked as TRANSITION_LINK. + * + * @param {string} aURL + * The URL to mark as TRANSITION_BOOKMARK. + */ + markPageAsFollowedBookmark: function PUIU_markPageAsFollowedBookmark(aURL) { + lazy.PlacesUtils.history.markPageAsFollowedBookmark( + Services.uriFixup.getFixupURIInfo(aURL).preferredURI + ); + }, + + /** + * By calling this before visiting an URL, any visit in frames will be + * associated to a TRANSITION_FRAMED_LINK transition. + * This is actually used to distinguish user-initiated visits in frames + * so automatic visits can be correctly ignored. + * + * @param {string} aURL + * The URL to mark as TRANSITION_FRAMED_LINK. + */ + markPageAsFollowedLink: function PUIU_markPageAsFollowedLink(aURL) { + lazy.PlacesUtils.history.markPageAsFollowedLink( + Services.uriFixup.getFixupURIInfo(aURL).preferredURI + ); + }, + + /** + * Sets the character-set for a page. The character set will not be saved + * if the window is determined to be a private browsing window. + * + * @param {string|URL|nsIURI} url The URL of the page to set the charset on. + * @param {string} charset character-set value. + * @param {DOMWindow} window The window that the charset is being set from. + * @returns {Promise} + */ + async setCharsetForPage(url, charset, window) { + if (lazy.PrivateBrowsingUtils.isWindowPrivate(window)) { + return; + } + + // UTF-8 is the default. If we are passed the value then set it to null, + // to ensure any charset is removed from the database. + if (charset.toLowerCase() == "utf-8") { + charset = null; + } + + await lazy.PlacesUtils.history.update({ + url, + annotations: new Map([[lazy.PlacesUtils.CHARSET_ANNO, charset]]), + }); + }, + + /** + * Allows opening of javascript/data URI only if the given node is + * bookmarked (see bug 224521). + * + * @param {object} aURINode + * a URI node + * @param {DOMWindow} aWindow + * a window on which a potential error alert is shown on. + * @returns {boolean} true if it's safe to open the node in the browser, false otherwise. + * + */ + checkURLSecurity: function PUIU_checkURLSecurity(aURINode, aWindow) { + if (lazy.PlacesUtils.nodeIsBookmark(aURINode)) { + return true; + } + + var uri = Services.io.newURI(aURINode.uri); + if (uri.schemeIs("javascript") || uri.schemeIs("data")) { + const [title, errorStr] = + PlacesUIUtils.promptLocalization.formatValuesSync([ + "places-error-title", + "places-load-js-data-url-error", + ]); + Services.prompt.alert(aWindow, title, errorStr); + return false; + } + return true; + }, + + /** + * Check whether or not the given node represents a removable entry (either in + * history or in bookmarks). + * + * @param {object} aNode + * a node, except the root node of a query. + * @returns {boolean} true if the aNode represents a removable entry, false otherwise. + */ + canUserRemove(aNode) { + let parentNode = aNode.parent; + if (!parentNode) { + // canUserRemove doesn't accept root nodes. + return false; + } + + // Is it a query pointing to one of the special root folders? + if (lazy.PlacesUtils.nodeIsQuery(parentNode)) { + if (lazy.PlacesUtils.nodeIsFolder(aNode)) { + let guid = lazy.PlacesUtils.getConcreteItemGuid(aNode); + // If the parent folder is not a folder, it must be a query, and so this node + // cannot be removed. + if (lazy.PlacesUtils.isRootItem(guid)) { + return false; + } + } else if (lazy.PlacesUtils.isVirtualLeftPaneItem(aNode.bookmarkGuid)) { + // If the item is a left-pane top-level item, it can't be removed. + return false; + } + } + + // If it's not a bookmark, or it's child of a query, we can remove it. + if (aNode.itemId == -1 || lazy.PlacesUtils.nodeIsQuery(parentNode)) { + return true; + } + + // Otherwise it has to be a child of an editable folder. + return !this.isFolderReadOnly(parentNode); + }, + + /** + * DO NOT USE THIS API IN ADDONS. IT IS VERY LIKELY TO CHANGE WHEN THE SWITCH + * TO GUIDS IS COMPLETE (BUG 1071511). + * + * Check whether or not the given Places node points to a folder which + * should not be modified by the user (i.e. its children should be unremovable + * and unmovable, new children should be disallowed, etc). + * These semantics are not inherited, meaning that read-only folder may + * contain editable items (for instance, the places root is read-only, but all + * of its direct children aren't). + * + * You should only pass folder nodes. + * + * @param {object} placesNode + * any folder result node. + * @throws if placesNode is not a folder result node or views is invalid. + * @returns {boolean} true if placesNode is a read-only folder, false otherwise. + */ + isFolderReadOnly(placesNode) { + if ( + typeof placesNode != "object" || + !lazy.PlacesUtils.nodeIsFolder(placesNode) + ) { + throw new Error("invalid value for placesNode"); + } + + return ( + lazy.PlacesUtils.getConcreteItemGuid(placesNode) == + lazy.PlacesUtils.bookmarks.rootGuid + ); + }, + + /** + * @param {Array<object>} aItemsToOpen + * needs to be an array of objects of the form: + * {uri: string, isBookmark: boolean} + * @param {object} aEvent + * The associated event triggering the open. + * @param {DOMWindow} aWindow + * The window associated with the event. + */ + openTabset(aItemsToOpen, aEvent, aWindow) { + if (!aItemsToOpen.length) { + return; + } + + let browserWindow = getBrowserWindow(aWindow); + var urls = []; + let isPrivate = + browserWindow && lazy.PrivateBrowsingUtils.isWindowPrivate(browserWindow); + for (let item of aItemsToOpen) { + urls.push(item.uri); + if (isPrivate) { + continue; + } + + if (item.isBookmark) { + this.markPageAsFollowedBookmark(item.uri); + } else { + this.markPageAsTyped(item.uri); + } + } + + // whereToOpenLink doesn't return "window" when there's no browser window + // open (Bug 630255). + var where = browserWindow + ? browserWindow.whereToOpenLink(aEvent, false, true) + : "window"; + if (where == "window") { + // There is no browser window open, thus open a new one. + let args = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray); + let stringsToLoad = Cc["@mozilla.org/array;1"].createInstance( + Ci.nsIMutableArray + ); + urls.forEach(url => + stringsToLoad.appendElement(lazy.PlacesUtils.toISupportsString(url)) + ); + args.appendElement(stringsToLoad); + + let features = "chrome,dialog=no,all"; + if (isPrivate) { + features += ",private"; + } + + browserWindow = Services.ww.openWindow( + aWindow, + AppConstants.BROWSER_CHROME_URL, + null, + features, + args + ); + return; + } + + var loadInBackground = where == "tabshifted"; + // For consistency, we want all the bookmarks to open in new tabs, instead + // of having one of them replace the currently focused tab. Hence we call + // loadTabs with aReplace set to false. + browserWindow.gBrowser.loadTabs(urls, { + inBackground: loadInBackground, + replace: false, + triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(), + }); + }, + + /** + * Loads a selected node's or nodes' URLs in tabs, + * warning the user when lots of URLs are being opened + * + * @param {object | Array} nodeOrNodes + * Contains the node or nodes that we're opening in tabs + * @param {event} event + * The DOM mouse/key event with modifier keys set that track the + * user's preferred destination window or tab. + * @param {object} view + * The current view that contains the node or nodes selected for + * opening + */ + openMultipleLinksInTabs(nodeOrNodes, event, view) { + let window = view.ownerWindow; + let urlsToOpen = []; + + if (lazy.PlacesUtils.nodeIsContainer(nodeOrNodes)) { + urlsToOpen = lazy.PlacesUtils.getURLsForContainerNode(nodeOrNodes); + } else { + for (var i = 0; i < nodeOrNodes.length; i++) { + // Skip over separators and folders. + if (lazy.PlacesUtils.nodeIsURI(nodeOrNodes[i])) { + urlsToOpen.push({ + uri: nodeOrNodes[i].uri, + isBookmark: lazy.PlacesUtils.nodeIsBookmark(nodeOrNodes[i]), + }); + } + } + } + if (lazy.OpenInTabsUtils.confirmOpenInTabs(urlsToOpen.length, window)) { + if (window.updateTelemetry) { + window.updateTelemetry(urlsToOpen); + } + this.openTabset(urlsToOpen, event, window); + } + }, + + /** + * Loads the node's URL in the appropriate tab or window given the + * user's preference specified by modifier keys tracked by a + * DOM mouse/key event. + * + * @param {object} aNode + * An uri result node. + * @param {object} aEvent + * The DOM mouse/key event with modifier keys set that track the + * user's preferred destination window or tab. + */ + openNodeWithEvent: function PUIU_openNodeWithEvent(aNode, aEvent) { + let window = aEvent.target.ownerGlobal; + + let browserWindow = getBrowserWindow(window); + + let where = window.whereToOpenLink(aEvent, false, true); + if (this.loadBookmarksInTabs && lazy.PlacesUtils.nodeIsBookmark(aNode)) { + if (where == "current" && !aNode.uri.startsWith("javascript:")) { + where = "tab"; + } + if (where == "tab" && browserWindow.gBrowser.selectedTab.isEmpty) { + where = "current"; + } + } + + this._openNodeIn(aNode, where, window); + }, + + /** + * Loads the node's URL in the appropriate tab or window. + * see also URILoadingHelper's openWebLinkIn + * + * @param {object} aNode + * An uri result node. + * @param {string} aWhere + * Where to open the URL. + * @param {object} aView + * The associated view of the node being opened. + * @param {boolean} aPrivate + * True if the window being opened is private. + */ + openNodeIn: function PUIU_openNodeIn(aNode, aWhere, aView, aPrivate) { + let window = aView.ownerWindow; + this._openNodeIn(aNode, aWhere, window, { aPrivate }); + }, + + _openNodeIn: function PUIU__openNodeIn( + aNode, + aWhere, + aWindow, + { aPrivate = false, userContextId = 0 } = {} + ) { + if ( + aNode && + lazy.PlacesUtils.nodeIsURI(aNode) && + this.checkURLSecurity(aNode, aWindow) + ) { + let isBookmark = lazy.PlacesUtils.nodeIsBookmark(aNode); + + if (!lazy.PrivateBrowsingUtils.isWindowPrivate(aWindow)) { + if (isBookmark) { + this.markPageAsFollowedBookmark(aNode.uri); + } else { + this.markPageAsTyped(aNode.uri); + } + } else { + // This is a targeted fix for bug 1792163, where it was discovered + // that if you open the Library from a Private Browsing window, and then + // use the "Open in New Window" context menu item to open a new window, + // that the window will open under the wrong icon on the Windows taskbar. + aPrivate = true; + } + + const isJavaScriptURL = aNode.uri.startsWith("javascript:"); + aWindow.openTrustedLinkIn(aNode.uri, aWhere, { + allowPopups: isJavaScriptURL, + inBackground: this.loadBookmarksInBackground, + allowInheritPrincipal: isJavaScriptURL, + private: aPrivate, + userContextId, + }); + if (aWindow.updateTelemetry) { + aWindow.updateTelemetry([aNode]); + } + } + }, + + /** + * Helper for guessing scheme from an url string. + * Used to avoid nsIURI overhead in frequently called UI functions. This is not + * supposed be perfect, so use it only for UI purposes. + * + * @param {string} href The url to guess the scheme from. + * @returns {string} guessed scheme for this url string. + */ + guessUrlSchemeForUI(href) { + return href.substr(0, href.indexOf(":")); + }, + + getBestTitle: function PUIU_getBestTitle(aNode, aDoNotCutTitle) { + var title; + if (!aNode.title && lazy.PlacesUtils.nodeIsURI(aNode)) { + // if node title is empty, try to set the label using host and filename + // Services.io.newURI will throw if aNode.uri is not a valid URI + try { + var uri = Services.io.newURI(aNode.uri); + var host = uri.host; + var fileName = uri.QueryInterface(Ci.nsIURL).fileName; + // if fileName is empty, use path to distinguish labels + if (aDoNotCutTitle) { + title = host + uri.pathQueryRef; + } else { + title = + host + + (fileName + ? (host ? "/" + this.ellipsis + "/" : "") + fileName + : uri.pathQueryRef); + } + } catch (e) { + // Use (no title) for non-standard URIs (data:, javascript:, ...) + title = ""; + } + } else { + title = aNode.title; + } + + return title || this.promptLocalization.formatValueSync("places-no-title"); + }, + + shouldShowTabsFromOtherComputersMenuitem() { + let weaveOK = + lazy.Weave.Status.checkSetup() != lazy.CLIENT_NOT_CONFIGURED && + lazy.Weave.Svc.Prefs.get("firstSync", "") != "notReady"; + return weaveOK; + }, + + /** + * WARNING TO ADDON AUTHORS: DO NOT USE THIS METHOD. IT'S LIKELY TO BE REMOVED IN A + * FUTURE RELEASE. + * + * Checks if a place: href represents a folder shortcut. + * + * @param {string} queryString + * the query string to check (a place: href) + * @returns {boolean} whether or not queryString represents a folder shortcut. + * @throws if queryString is malformed. + */ + isFolderShortcutQueryString(queryString) { + // Based on GetSimpleBookmarksQueryFolder in nsNavHistory.cpp. + + let query = {}, + options = {}; + lazy.PlacesUtils.history.queryStringToQuery(queryString, query, options); + query = query.value; + options = options.value; + return ( + query.folderCount == 1 && + !query.hasBeginTime && + !query.hasEndTime && + !query.hasDomain && + !query.hasURI && + !query.hasSearchTerms && + !query.tags.length == 0 && + options.maxResults == 0 + ); + }, + + /** + * Helpers for consumers of editBookmarkOverlay which don't have a node as their input. + * + * Given a bookmark object for either a url bookmark or a folder, returned by + * Bookmarks.fetch (see Bookmark.jsm), this creates a node-like object suitable for + * initialising the edit overlay with it. + * + * @param {object} aFetchInfo + * a bookmark object returned by Bookmarks.fetch. + * @returns {object} a node-like object suitable for initialising editBookmarkOverlay. + * @throws if aFetchInfo is representing a separator. + */ + async promiseNodeLikeFromFetchInfo(aFetchInfo) { + if (aFetchInfo.itemType == lazy.PlacesUtils.bookmarks.TYPE_SEPARATOR) { + throw new Error("promiseNodeLike doesn't support separators"); + } + + let parent = { + itemId: await lazy.PlacesUtils.promiseItemId(aFetchInfo.parentGuid), + bookmarkGuid: aFetchInfo.parentGuid, + type: Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER, + }; + + let itemId = + aFetchInfo.guid === lazy.PlacesUtils.bookmarks.unsavedGuid + ? undefined + : await lazy.PlacesUtils.promiseItemId(aFetchInfo.guid); + return Object.freeze({ + itemId, + bookmarkGuid: aFetchInfo.guid, + title: aFetchInfo.title, + uri: aFetchInfo.url !== undefined ? aFetchInfo.url.href : "", + + get type() { + if (aFetchInfo.itemType == lazy.PlacesUtils.bookmarks.TYPE_FOLDER) { + return Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER; + } + + if (!this.uri.length) { + throw new Error("Unexpected item type"); + } + + if (/^place:/.test(this.uri)) { + if (this.isFolderShortcutQueryString(this.uri)) { + return Ci.nsINavHistoryResultNode.RESULT_TYPE_FOLDER_SHORTCUT; + } + + return Ci.nsINavHistoryResultNode.RESULT_TYPE_QUERY; + } + + return Ci.nsINavHistoryResultNode.RESULT_TYPE_URI; + }, + + get parent() { + return parent; + }, + }); + }, + + /** + * This function wraps potentially large places transaction operations + * with batch notifications to the result node, hence switching the views + * to batch mode. If resultNode is not supplied, the function will + * pass-through to functionToWrap. + * + * @param {nsINavHistoryResult} resultNode The result node to turn on batching. + * @param {number} itemsBeingChanged The count of items being changed. If the + * count is lower than a threshold, then + * batching won't be set. + * @param {Function} functionToWrap The function to + */ + async batchUpdatesForNode(resultNode, itemsBeingChanged, functionToWrap) { + if (!resultNode) { + await functionToWrap(); + return; + } + + if (itemsBeingChanged > ITEM_CHANGED_BATCH_NOTIFICATION_THRESHOLD) { + resultNode.onBeginUpdateBatch(); + } + + try { + await functionToWrap(); + } finally { + if (itemsBeingChanged > ITEM_CHANGED_BATCH_NOTIFICATION_THRESHOLD) { + resultNode.onEndUpdateBatch(); + } + } + }, + + /** + * Processes a set of transfer items that have been dropped or pasted. + * Batching will be applied where necessary. + * + * @param {Array} items A list of unwrapped nodes to process. + * @param {object} insertionPoint The requested point for insertion. + * @param {boolean} doCopy Set to true to copy the items, false will move them + * if possible. + * @param {object} view The view that should be used for batching. + * @returns {Array} Returns an empty array when the insertion point is a tag, else + * returns an array of copied or moved guids. + */ + async handleTransferItems(items, insertionPoint, doCopy, view) { + let transactions; + let itemsCount; + if (insertionPoint.isTag) { + let urls = items.filter(item => "uri" in item).map(item => item.uri); + itemsCount = urls.length; + transactions = [ + lazy.PlacesTransactions.Tag({ urls, tag: insertionPoint.tagName }), + ]; + } else { + let insertionIndex = await insertionPoint.getIndex(); + itemsCount = items.length; + transactions = getTransactionsForTransferItems( + items, + insertionIndex, + insertionPoint.guid, + !doCopy + ); + } + + // Check if we actually have something to add, if we don't it probably wasn't + // valid, or it was moving to the same location, so just ignore it. + if (!transactions.length) { + return []; + } + + let guidsToSelect = []; + let resultForBatching = getResultForBatching(view); + + // If we're inserting into a tag, we don't get the guid, so we'll just + // pass the transactions direct to the batch function. + let batchingItem = transactions; + if (!insertionPoint.isTag) { + // If we're not a tag, then we need to get the ids of the items to select. + batchingItem = async () => { + for (let transaction of transactions) { + let result = await transaction.transact(); + guidsToSelect = guidsToSelect.concat(result); + } + }; + } + + await this.batchUpdatesForNode(resultForBatching, itemsCount, async () => { + await lazy.PlacesTransactions.batch(batchingItem); + }); + + return guidsToSelect; + }, + + onSidebarTreeClick(event) { + // right-clicks are not handled here + if (event.button == 2) { + return; + } + + let tree = event.target.parentNode; + let cell = tree.getCellAt(event.clientX, event.clientY); + if (cell.row == -1 || cell.childElt == "twisty") { + return; + } + + // getCoordsForCellItem returns the x coordinate in logical coordinates + // (i.e., starting from the left and right sides in LTR and RTL modes, + // respectively.) Therefore, we make sure to exclude the blank area + // before the tree item icon (that is, to the left or right of it in + // LTR and RTL modes, respectively) from the click target area. + let win = tree.ownerGlobal; + let rect = tree.getCoordsForCellItem(cell.row, cell.col, "image"); + let isRTL = win.getComputedStyle(tree).direction == "rtl"; + let mouseInGutter = isRTL ? event.clientX > rect.x : event.clientX < rect.x; + + let metaKey = + AppConstants.platform === "macosx" ? event.metaKey : event.ctrlKey; + let modifKey = metaKey || event.shiftKey; + let isContainer = tree.view.isContainer(cell.row); + let openInTabs = + isContainer && + (event.button == 1 || (event.button == 0 && modifKey)) && + lazy.PlacesUtils.hasChildURIs(tree.view.nodeForTreeIndex(cell.row)); + + if (event.button == 0 && isContainer && !openInTabs) { + tree.view.toggleOpenState(cell.row); + } else if ( + !mouseInGutter && + openInTabs && + event.originalTarget.localName == "treechildren" + ) { + tree.view.selection.select(cell.row); + this.openMultipleLinksInTabs(tree.selectedNode, event, tree); + } else if ( + !mouseInGutter && + !isContainer && + event.originalTarget.localName == "treechildren" + ) { + // Clear all other selection since we're loading a link now. We must + // do this *before* attempting to load the link since openURL uses + // selection as an indication of which link to load. + tree.view.selection.select(cell.row); + this.openNodeWithEvent(tree.selectedNode, event); + } + }, + + onSidebarTreeKeyPress(event) { + let node = event.target.selectedNode; + if (node) { + if (event.keyCode == event.DOM_VK_RETURN) { + PlacesUIUtils.openNodeWithEvent(node, event); + } + } + }, + + /** + * The following function displays the URL of a node that is being + * hovered over. + * + * @param {object} event + * The event that triggered the hover. + */ + onSidebarTreeMouseMove(event) { + let treechildren = event.target; + if (treechildren.localName != "treechildren") { + return; + } + + let tree = treechildren.parentNode; + let cell = tree.getCellAt(event.clientX, event.clientY); + + // cell.row is -1 when the mouse is hovering an empty area within the tree. + // To avoid showing a URL from a previously hovered node for a currently + // hovered non-url node, we must clear the moused-over URL in these cases. + if (cell.row != -1) { + let node = tree.view.nodeForTreeIndex(cell.row); + if (lazy.PlacesUtils.nodeIsURI(node)) { + this.setMouseoverURL(node.uri, tree.ownerGlobal); + return; + } + } + this.setMouseoverURL("", tree.ownerGlobal); + }, + + setMouseoverURL(url, win) { + // When the browser window is closed with an open sidebar, the sidebar + // unload event happens after the browser's one. In this case + // top.XULBrowserWindow has been nullified already. + if (win.top.XULBrowserWindow) { + win.top.XULBrowserWindow.setOverLink(url); + } + }, + + /** + * Uncollapses PersonalToolbar if its collapsed status is not + * persisted, and user customized it or changed default bookmarks. + * + * If the user does not have a persisted value for the toolbar's + * "collapsed" attribute, try to determine whether it's customized. + * + * @param {boolean} aForceVisible Set to true to ignore if the user had + * previously collapsed the toolbar manually. + */ + NUM_TOOLBAR_BOOKMARKS_TO_UNHIDE: 3, + async maybeToggleBookmarkToolbarVisibility(aForceVisible = false) { + const BROWSER_DOCURL = AppConstants.BROWSER_CHROME_URL; + let xulStore = Services.xulStore; + + if ( + aForceVisible || + !xulStore.hasValue(BROWSER_DOCURL, "PersonalToolbar", "collapsed") + ) { + function uncollapseToolbar() { + Services.obs.notifyObservers( + null, + "browser-set-toolbar-visibility", + JSON.stringify([lazy.CustomizableUI.AREA_BOOKMARKS, "true"]) + ); + } + // We consider the toolbar customized if it has more than + // NUM_TOOLBAR_BOOKMARKS_TO_UNHIDE children, or if it has a persisted + // currentset value. + let toolbarIsCustomized = xulStore.hasValue( + BROWSER_DOCURL, + "PersonalToolbar", + "currentset" + ); + if (aForceVisible || toolbarIsCustomized) { + uncollapseToolbar(); + return; + } + + let numBookmarksOnToolbar = ( + await lazy.PlacesUtils.bookmarks.fetch( + lazy.PlacesUtils.bookmarks.toolbarGuid + ) + ).childCount; + if (numBookmarksOnToolbar > this.NUM_TOOLBAR_BOOKMARKS_TO_UNHIDE) { + uncollapseToolbar(); + } + } + }, + + async managedPlacesContextShowing(event) { + let menupopup = event.target; + let document = menupopup.ownerDocument; + let window = menupopup.ownerGlobal; + // We need to populate the submenus in order to have information + // to show the context menu. + if ( + menupopup.triggerNode.id == "managed-bookmarks" && + !menupopup.triggerNode.menupopup.hasAttribute("hasbeenopened") + ) { + await window.PlacesToolbarHelper.populateManagedBookmarks( + menupopup.triggerNode.menupopup + ); + } + let linkItems = [ + "placesContext_open:newtab", + "placesContext_open:newwindow", + "placesContext_openSeparator", + "placesContext_copy", + ]; + // Hide everything. We'll unhide the things we need. + Array.from(menupopup.children).forEach(function (child) { + child.hidden = true; + }); + // Store triggerNode in controller for checking if commands are enabled + this.managedBookmarksController.triggerNode = menupopup.triggerNode; + // Container in this context means a folder. + let isFolder = menupopup.triggerNode.hasAttribute("container"); + if (isFolder) { + // Disable the openContainerInTabs menuitem if there + // are no children of the menu that have links. + let openContainerInTabs_menuitem = document.getElementById( + "placesContext_openContainer:tabs" + ); + let menuitems = menupopup.triggerNode.menupopup.children; + let openContainerInTabs = Array.from(menuitems).some( + menuitem => menuitem.link + ); + openContainerInTabs_menuitem.disabled = !openContainerInTabs; + openContainerInTabs_menuitem.hidden = false; + } else { + linkItems.forEach(id => (document.getElementById(id).hidden = false)); + document.getElementById("placesContext_open:newprivatewindow").hidden = + lazy.PrivateBrowsingUtils.isWindowPrivate(window) || + !lazy.PrivateBrowsingUtils.enabled; + document.getElementById("placesContext_open:newcontainertab").hidden = + !Services.prefs.getBoolPref("privacy.userContext.enabled", false); + } + + event.target.ownerGlobal.updateCommands("places"); + }, + + placesContextShowing(event) { + let menupopup = event.target; + if (menupopup.id != "placesContext") { + // Ignore any popupshowing events from submenus + return true; + } + + PlacesUIUtils.lastContextMenuTriggerNode = menupopup.triggerNode; + + if (Services.prefs.getBoolPref("browser.tabs.loadBookmarksInTabs", false)) { + menupopup.ownerDocument + .getElementById("placesContext_open") + .removeAttribute("default"); + menupopup.ownerDocument + .getElementById("placesContext_open:newtab") + .setAttribute("default", "true"); + // else clause ensures correct behavior if pref is repeatedly toggled + } else { + menupopup.ownerDocument + .getElementById("placesContext_open:newtab") + .removeAttribute("default"); + menupopup.ownerDocument + .getElementById("placesContext_open") + .setAttribute("default", "true"); + } + + let isManaged = !!menupopup.triggerNode.closest("#managed-bookmarks"); + if (isManaged) { + this.managedPlacesContextShowing(event); + return true; + } + menupopup._view = this.getViewForNode(menupopup.triggerNode); + if (!menupopup._view) { + // This can happen if we try to invoke the context menu on + // an uninitialized places toolbar. Just bail out: + event.preventDefault(); + return false; + } + if (!this.openInTabClosesMenu) { + menupopup.ownerDocument + .getElementById("placesContext_open:newtab") + .setAttribute("closemenu", "single"); + } + return menupopup._view.buildContextMenu(menupopup); + }, + + placesContextHiding(event) { + let menupopup = event.target; + if (menupopup._view) { + menupopup._view.destroyContextMenu(); + } + + if (menupopup.id == "placesContext") { + PlacesUIUtils.lastContextMenuTriggerNode = null; + } + }, + + createContainerTabMenu(event) { + let window = event.target.ownerGlobal; + return window.createUserContextMenu(event, { isContextMenu: true }); + }, + + openInContainerTab(event) { + let userContextId = parseInt( + event.target.getAttribute("data-usercontextid") + ); + let triggerNode = this.lastContextMenuTriggerNode; + let isManaged = !!triggerNode?.closest("#managed-bookmarks"); + if (isManaged) { + let window = triggerNode.ownerGlobal; + window.openTrustedLinkIn(triggerNode.link, "tab", { userContextId }); + return; + } + let view = this.getViewForNode(triggerNode); + this._openNodeIn(view.selectedNode, "tab", view.ownerWindow, { + userContextId, + }); + }, + + openSelectionInTabs(event) { + let isManaged = + !!event.target.parentNode.triggerNode.closest("#managed-bookmarks"); + let controller; + if (isManaged) { + controller = this.managedBookmarksController; + } else { + controller = PlacesUIUtils.getViewForNode( + PlacesUIUtils.lastContextMenuTriggerNode + ).controller; + } + controller.openSelectionInTabs(event); + }, + + managedBookmarksController: { + triggerNode: null, + + openSelectionInTabs(event) { + let window = event.target.ownerGlobal; + let menuitems = event.target.parentNode.triggerNode.menupopup.children; + let items = []; + for (let i = 0; i < menuitems.length; i++) { + if (menuitems[i].link) { + let item = {}; + item.uri = menuitems[i].link; + item.isBookmark = true; + items.push(item); + } + } + PlacesUIUtils.openTabset(items, event, window); + }, + + isCommandEnabled(command) { + switch (command) { + case "placesCmd_copy": + case "placesCmd_open:window": + case "placesCmd_open:privatewindow": + case "placesCmd_open:tab": { + return true; + } + } + return false; + }, + + doCommand(command) { + let window = this.triggerNode.ownerGlobal; + switch (command) { + case "placesCmd_copy": + // This is a little hacky, but there is a lot of code in Places that handles + // clipboard stuff, so it's easier to reuse. + let node = {}; + node.type = 0; + node.title = this.triggerNode.label; + node.uri = this.triggerNode.link; + + // Copied from _populateClipboard in controller.js + + // This order is _important_! It controls how this and other applications + // select data to be inserted based on type. + let contents = [ + { type: lazy.PlacesUtils.TYPE_X_MOZ_URL, entries: [] }, + { type: lazy.PlacesUtils.TYPE_HTML, entries: [] }, + { type: lazy.PlacesUtils.TYPE_PLAINTEXT, entries: [] }, + ]; + + contents.forEach(function (content) { + content.entries.push(lazy.PlacesUtils.wrapNode(node, content.type)); + }); + + let xferable = Cc[ + "@mozilla.org/widget/transferable;1" + ].createInstance(Ci.nsITransferable); + xferable.init(null); + + function addData(type, data) { + xferable.addDataFlavor(type); + xferable.setTransferData( + type, + lazy.PlacesUtils.toISupportsString(data) + ); + } + + contents.forEach(function (content) { + addData(content.type, content.entries.join(lazy.PlacesUtils.endl)); + }); + + Services.clipboard.setData( + xferable, + null, + Ci.nsIClipboard.kGlobalClipboard + ); + break; + case "placesCmd_open:privatewindow": + window.openTrustedLinkIn(this.triggerNode.link, "window", { + private: true, + }); + break; + case "placesCmd_open:window": + window.openTrustedLinkIn(this.triggerNode.link, "window", { + private: false, + }); + break; + case "placesCmd_open:tab": { + window.openTrustedLinkIn(this.triggerNode.link, "tab"); + } + } + }, + }, + + async maybeAddImportButton() { + if (!Services.policies.isAllowed("profileImport")) { + return; + } + + let numberOfBookmarks = await lazy.PlacesUtils.withConnectionWrapper( + "PlacesUIUtils: maybeAddImportButton", + async db => { + let rows = await db.execute( + `SELECT COUNT(*) as n FROM moz_bookmarks b + JOIN moz_bookmarks p ON p.id = b.parent + WHERE p.guid = :guid`, + { guid: lazy.PlacesUtils.bookmarks.toolbarGuid } + ); + return rows[0].getResultByName("n"); + } + ).catch(e => { + // We want to report errors, but we still want to add the button then: + console.error(e); + return 0; + }); + + if (numberOfBookmarks < 3) { + lazy.CustomizableUI.addWidgetToArea( + "import-button", + lazy.CustomizableUI.AREA_BOOKMARKS, + 0 + ); + Services.prefs.setBoolPref("browser.bookmarks.addedImportButton", true); + this.removeImportButtonWhenImportSucceeds(); + } + }, + + removeImportButtonWhenImportSucceeds() { + // If the user (re)moved the button, clear the pref and stop worrying about + // moving the item. + let placement = lazy.CustomizableUI.getPlacementOfWidget("import-button"); + if (placement?.area != lazy.CustomizableUI.AREA_BOOKMARKS) { + Services.prefs.clearUserPref("browser.bookmarks.addedImportButton"); + return; + } + // Otherwise, wait for a successful migration: + let obs = (subject, topic, data) => { + if ( + data == lazy.MigrationUtils.resourceTypes.BOOKMARKS && + lazy.MigrationUtils.getImportedCount("bookmarks") > 0 + ) { + lazy.CustomizableUI.removeWidgetFromArea("import-button"); + Services.prefs.clearUserPref("browser.bookmarks.addedImportButton"); + Services.obs.removeObserver(obs, "Migration:ItemAfterMigrate"); + Services.obs.removeObserver(obs, "Migration:ItemError"); + } + }; + Services.obs.addObserver(obs, "Migration:ItemAfterMigrate"); + Services.obs.addObserver(obs, "Migration:ItemError"); + }, + + /** + * Tries to initiate a speculative connection to a given url. This is not + * infallible, if a speculative connection cannot be initialized, it will be a + * no-op. + * + * @param {nsIURI|URL|string} url entity to initiate + * a speculative connection for. + * @param {window} window the window from where the connection is initialized. + */ + setupSpeculativeConnection(url, window) { + if ( + !Services.prefs.getBoolPref( + "browser.places.speculativeConnect.enabled", + true + ) + ) { + return; + } + if (!url.startsWith("http")) { + return; + } + try { + let uri = url instanceof Ci.nsIURI ? url : Services.io.newURI(url); + Services.io.speculativeConnect( + uri, + window.gBrowser.contentPrincipal, + null, + false + ); + } catch (ex) { + // Can't setup speculative connection for this url, just ignore it. + } + }, + + getImageURL(icon) { + let iconURL = icon; + // don't initiate a connection just to fetch a favicon (see bug 467828) + if (/^https?:/.test(iconURL)) { + iconURL = "moz-anno:favicon:" + iconURL; + } + return iconURL; + }, + + /** + * Determines the string indexes where titles differ from similar titles (where + * the first n characters are the same) in the provided list of items, and + * adds that into the item. + * + * This assumes the titles will be displayed along the lines of + * `Start of title ... place where differs` the index would be reference + * the `p` here. + * + * @param {object[]} candidates + * An array of candidates to modify. The candidates should have a `title` + * property which should be a string or null. + * The order of the array does not matter. The objects are modified + * in-place. + * If a difference to other similar titles is found then a + * `titleDifferentIndex` property will be inserted into all similar + * candidates with the index of the start of the difference. + */ + insertTitleStartDiffs(candidates) { + function findStartDifference(a, b) { + let i; + // We already know the start is the same, so skip that part. + for (i = PlacesUIUtils.similarTitlesMinChars; i < a.length; i++) { + if (a[i] != b[i]) { + return i; + } + } + if (b.length > i) { + return i; + } + // They are the same. + return -1; + } + + let longTitles = new Map(); + + for (let candidate of candidates) { + // Title is too short for us to care about, simply continue. + if ( + !candidate.title || + candidate.title.length < this.similarTitlesMinChars + ) { + continue; + } + let titleBeginning = candidate.title.slice(0, this.similarTitlesMinChars); + let matches = longTitles.get(titleBeginning); + if (matches) { + for (let match of matches) { + let startDiff = findStartDifference(candidate.title, match.title); + if (startDiff > 0) { + candidate.titleDifferentIndex = startDiff; + // If we have an existing difference index for the match, move + // it forward if this one is earlier in the string. + if ( + !("titleDifferentIndex" in match) || + match.titleDifferentIndex > startDiff + ) { + match.titleDifferentIndex = startDiff; + } + } + } + + matches.push(candidate); + } else { + longTitles.set(titleBeginning, [candidate]); + } + } + }, +}; + +/** + * Promise used by the toolbar view browser-places to determine whether we + * can start loading its content (which involves IO, and so is postponed + * during startup). + */ +PlacesUIUtils.canLoadToolbarContentPromise = new Promise(resolve => { + PlacesUIUtils.unblockToolbars = resolve; +}); + +// These are lazy getters to avoid importing PlacesUtils immediately. +XPCOMUtils.defineLazyGetter(PlacesUIUtils, "PLACES_FLAVORS", () => { + return [ + lazy.PlacesUtils.TYPE_X_MOZ_PLACE_CONTAINER, + lazy.PlacesUtils.TYPE_X_MOZ_PLACE_SEPARATOR, + lazy.PlacesUtils.TYPE_X_MOZ_PLACE, + ]; +}); +XPCOMUtils.defineLazyGetter(PlacesUIUtils, "URI_FLAVORS", () => { + return [ + lazy.PlacesUtils.TYPE_X_MOZ_URL, + TAB_DROP_TYPE, + lazy.PlacesUtils.TYPE_PLAINTEXT, + ]; +}); +XPCOMUtils.defineLazyGetter(PlacesUIUtils, "SUPPORTED_FLAVORS", () => { + return [...PlacesUIUtils.PLACES_FLAVORS, ...PlacesUIUtils.URI_FLAVORS]; +}); + +XPCOMUtils.defineLazyGetter(PlacesUIUtils, "ellipsis", function () { + return Services.prefs.getComplexValue( + "intl.ellipsis", + Ci.nsIPrefLocalizedString + ).data; +}); + +XPCOMUtils.defineLazyGetter(PlacesUIUtils, "promptLocalization", () => { + return new Localization( + ["browser/placesPrompts.ftl", "branding/brand.ftl"], + true + ); +}); + +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "similarTitlesMinChars", + "browser.places.similarTitlesMinChars", + 20 +); +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "loadBookmarksInBackground", + "browser.tabs.loadBookmarksInBackground", + false +); +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "loadBookmarksInTabs", + "browser.tabs.loadBookmarksInTabs", + false +); +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "openInTabClosesMenu", + "browser.bookmarks.openInTabClosesMenu", + false +); +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "maxRecentFolders", + "browser.bookmarks.editDialog.maxRecentFolders", + 7 +); + +XPCOMUtils.defineLazyPreferenceGetter( + PlacesUIUtils, + "defaultParentGuid", + "browser.bookmarks.defaultLocation", + "", // Avoid eagerly loading PlacesUtils. + null, + async prefValue => { + if (!prefValue) { + return lazy.PlacesUtils.bookmarks.toolbarGuid; + } + if (["toolbar", "menu", "unfiled"].includes(prefValue)) { + return lazy.PlacesUtils.bookmarks[prefValue + "Guid"]; + } + + try { + return await lazy.PlacesUtils.bookmarks + .fetch({ guid: prefValue }) + .then(bm => bm.guid); + } catch (ex) { + // The guid may have an invalid format. + return lazy.PlacesUtils.bookmarks.toolbarGuid; + } + } +); + +/** + * Determines if an unwrapped node can be moved. + * + * @param {object} unwrappedNode + * A node unwrapped by PlacesUtils.unwrapNodes(). + * @returns {boolean} True if the node can be moved, false otherwise. + */ +function canMoveUnwrappedNode(unwrappedNode) { + if ( + (unwrappedNode.concreteGuid && + lazy.PlacesUtils.isRootItem(unwrappedNode.concreteGuid)) || + (unwrappedNode.guid && lazy.PlacesUtils.isRootItem(unwrappedNode.guid)) + ) { + return false; + } + + let parentGuid = unwrappedNode.parentGuid; + if (parentGuid == lazy.PlacesUtils.bookmarks.rootGuid) { + return false; + } + + return true; +} + +/** + * This gets the most appropriate item for using for batching. In the case of multiple + * views being related, the method returns the most expensive result to batch. + * For example, if it detects the left-hand library pane, then it will look for + * and return the reference to the right-hand pane. + * + * @param {object} viewOrElement The item to check. + * @returns {object} Will return the best result node to batch, or null + * if one could not be found. + */ +function getResultForBatching(viewOrElement) { + if ( + viewOrElement && + Element.isInstance(viewOrElement) && + viewOrElement.id === "placesList" + ) { + // Note: fall back to the existing item if we can't find the right-hane pane. + viewOrElement = + viewOrElement.ownerDocument.getElementById("placeContent") || + viewOrElement; + } + + if (viewOrElement && viewOrElement.result) { + return viewOrElement.result; + } + + return null; +} + +/** + * Processes a set of transfer items and returns transactions to insert or + * move them. + * + * @param {Array} items A list of unwrapped nodes to get transactions for. + * @param {number} insertionIndex The requested index for insertion. + * @param {string} insertionParentGuid The guid of the parent folder to insert + * or move the items to. + * @param {boolean} doMove Set to true to MOVE the items if possible, false will + * copy them. + * @returns {Array} Returns an array of created PlacesTransactions. + */ +function getTransactionsForTransferItems( + items, + insertionIndex, + insertionParentGuid, + doMove +) { + let canMove = true; + for (let item of items) { + if (!PlacesUIUtils.SUPPORTED_FLAVORS.includes(item.type)) { + throw new Error(`Unsupported '${item.type}' data type`); + } + + // Work out if this is data from the same app session we're running in. + if ( + !("instanceId" in item) || + item.instanceId != lazy.PlacesUtils.instanceId + ) { + if (item.type == lazy.PlacesUtils.TYPE_X_MOZ_PLACE_CONTAINER) { + throw new Error( + "Can't copy a container from a legacy-transactions build" + ); + } + // Only log if this is one of "our" types as external items, e.g. drag from + // url bar to toolbar, shouldn't complain. + if (PlacesUIUtils.PLACES_FLAVORS.includes(item.type)) { + console.error( + "Tried to move an unmovable Places " + + "node, reverting to a copy operation." + ); + } + + // We can never move from an external copy. + canMove = false; + } + + if (doMove && canMove) { + canMove = canMoveUnwrappedNode(item); + } + } + + if (doMove && !canMove) { + doMove = false; + } + + if (doMove) { + // Move is simple, we pass the transaction a list of GUIDs and where to move + // them to. + return [ + lazy.PlacesTransactions.Move({ + guids: items.map(item => item.itemGuid), + newParentGuid: insertionParentGuid, + newIndex: insertionIndex, + }), + ]; + } + + return getTransactionsForCopy(items, insertionIndex, insertionParentGuid); +} + +/** + * Processes a set of transfer items and returns an array of transactions. + * + * @param {Array} items A list of unwrapped nodes to get transactions for. + * @param {number} insertionIndex The requested index for insertion. + * @param {string} insertionParentGuid The guid of the parent folder to insert + * or move the items to. + * @returns {Array} Returns an array of created PlacesTransactions. + */ +function getTransactionsForCopy(items, insertionIndex, insertionParentGuid) { + let transactions = []; + let index = insertionIndex; + + for (let item of items) { + let transaction; + let guid = item.itemGuid; + + if ( + PlacesUIUtils.PLACES_FLAVORS.includes(item.type) && + // For anything that is comming from within this session, we do a + // direct copy, otherwise we fallback and form a new item below. + "instanceId" in item && + item.instanceId == lazy.PlacesUtils.instanceId && + // If the Item doesn't have a guid, this could be a virtual tag query or + // other item, so fallback to inserting a new bookmark with the URI. + guid && + // For virtual root items, we fallback to creating a new bookmark, as + // we want a shortcut to be created, not a full tree copy. + !lazy.PlacesUtils.bookmarks.isVirtualRootItem(guid) && + !lazy.PlacesUtils.isVirtualLeftPaneItem(guid) + ) { + transaction = lazy.PlacesTransactions.Copy({ + guid, + newIndex: index, + newParentGuid: insertionParentGuid, + }); + } else if (item.type == lazy.PlacesUtils.TYPE_X_MOZ_PLACE_SEPARATOR) { + transaction = lazy.PlacesTransactions.NewSeparator({ + index, + parentGuid: insertionParentGuid, + }); + } else { + let title = + item.type != lazy.PlacesUtils.TYPE_PLAINTEXT ? item.title : item.uri; + transaction = lazy.PlacesTransactions.NewBookmark({ + index, + parentGuid: insertionParentGuid, + title, + url: item.uri, + }); + } + + transactions.push(transaction); + + if (index != -1) { + index++; + } + } + return transactions; +} + +function getBrowserWindow(aWindow) { + // Prefer the caller window if it's a browser window, otherwise use + // the top browser window. + return aWindow && + aWindow.document.documentElement.getAttribute("windowtype") == + "navigator:browser" + ? aWindow + : lazy.BrowserWindowTracker.getTopWindow(); +} |