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604 lines
20 KiB
C++
604 lines
20 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Places.
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*
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* The Initial Developer of the Original Code is
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* Google Inc.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Brian Ryner <bryner@brianryner.com> (original author)
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* Dietrich Ayala <dietrich@mozilla.com>
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* Marco Bonardo <mak77@bonardo.net>
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* Drew Willcoxon <adw@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsNavBookmarks_h_
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#define nsNavBookmarks_h_
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#include "nsINavBookmarksService.h"
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#include "nsIAnnotationService.h"
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#include "nsITransaction.h"
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#include "nsNavHistory.h"
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#include "nsToolkitCompsCID.h"
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#include "nsCategoryCache.h"
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#include "nsTHashtable.h"
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namespace mozilla {
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namespace places {
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enum BookmarkStatementId {
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DB_FIND_REDIRECTED_BOOKMARK = 0
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, DB_GET_BOOKMARKS_FOR_URI
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};
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struct BookmarkData {
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PRInt64 id;
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nsCString url;
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nsCString title;
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PRInt32 position;
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PRInt64 placeId;
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PRInt64 parentId;
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PRInt64 grandParentId;
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PRInt32 type;
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nsCString serviceCID;
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PRTime dateAdded;
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PRTime lastModified;
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nsCString guid;
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nsCString parentGuid;
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};
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struct ItemVisitData {
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BookmarkData bookmark;
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PRInt64 visitId;
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PRUint32 transitionType;
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PRTime time;
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};
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struct ItemChangeData {
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BookmarkData bookmark;
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nsCString property;
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bool isAnnotation;
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nsCString newValue;
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};
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typedef void (nsNavBookmarks::*ItemVisitMethod)(const ItemVisitData&);
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typedef void (nsNavBookmarks::*ItemChangeMethod)(const ItemChangeData&);
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class BookmarkKeyClass : public nsTrimInt64HashKey
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{
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public:
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BookmarkKeyClass(const PRInt64* aItemId)
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: nsTrimInt64HashKey(aItemId)
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, creationTime(PR_Now())
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{
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}
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BookmarkKeyClass(const BookmarkKeyClass& aOther)
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: nsTrimInt64HashKey(aOther)
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, creationTime(PR_Now())
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{
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NS_NOTREACHED("Do not call me!");
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}
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BookmarkData bookmark;
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PRTime creationTime;
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};
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} // namespace places
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} // namespace mozilla
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class nsIOutputStream;
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class nsNavBookmarks : public nsINavBookmarksService,
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public nsINavHistoryObserver,
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public nsIAnnotationObserver,
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public nsIObserver
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSINAVBOOKMARKSSERVICE
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NS_DECL_NSINAVHISTORYOBSERVER
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NS_DECL_NSIANNOTATIONOBSERVER
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NS_DECL_NSIOBSERVER
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nsNavBookmarks();
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/**
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* Obtains the service's object.
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*/
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static nsNavBookmarks* GetSingleton();
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/**
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* Initializes the service's object. This should only be called once.
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*/
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nsresult Init();
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// called by nsNavHistory::Init
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static nsresult InitTables(mozIStorageConnection* aDBConn);
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static nsNavBookmarks* GetBookmarksServiceIfAvailable() {
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return gBookmarksService;
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}
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static nsNavBookmarks* GetBookmarksService() {
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if (!gBookmarksService) {
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nsCOMPtr<nsINavBookmarksService> serv =
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do_GetService(NS_NAVBOOKMARKSSERVICE_CONTRACTID);
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NS_ENSURE_TRUE(serv, nsnull);
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NS_ASSERTION(gBookmarksService,
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"Should have static instance pointer now");
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}
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return gBookmarksService;
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}
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typedef mozilla::places::BookmarkData BookmarkData;
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typedef mozilla::places::BookmarkKeyClass BookmarkKeyClass;
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typedef mozilla::places::ItemVisitData ItemVisitData;
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typedef mozilla::places::ItemChangeData ItemChangeData;
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typedef mozilla::places::BookmarkStatementId BookmarkStatementId;
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nsresult ResultNodeForContainer(PRInt64 aID,
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nsNavHistoryQueryOptions* aOptions,
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nsNavHistoryResultNode** aNode);
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// Find all the children of a folder, using the given query and options.
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// For each child, a ResultNode is created and added to |children|.
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// The results are ordered by folder position.
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nsresult QueryFolderChildren(PRInt64 aFolderId,
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nsNavHistoryQueryOptions* aOptions,
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nsCOMArray<nsNavHistoryResultNode>* children);
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/**
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* Turns aRow into a node and appends it to aChildren if it is appropriate to
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* do so.
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*
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* @param aRow
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* A Storage statement (in the case of synchronous execution) or row of
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* a result set (in the case of asynchronous execution).
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* @param aOptions
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* The options of the parent folder node.
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* @param aChildren
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* The children of the parent folder node.
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* @param aCurrentIndex
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* The index of aRow within the results. When called on the first row,
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* this should be set to -1.
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*/
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nsresult ProcessFolderNodeRow(mozIStorageValueArray* aRow,
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nsNavHistoryQueryOptions* aOptions,
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nsCOMArray<nsNavHistoryResultNode>* aChildren,
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PRInt32& aCurrentIndex);
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/**
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* The async version of QueryFolderChildren.
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*
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* @param aNode
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* The folder node that will receive the children.
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* @param _pendingStmt
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* The Storage pending statement that will be used to control async
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* execution.
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*/
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nsresult QueryFolderChildrenAsync(nsNavHistoryFolderResultNode* aNode,
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PRInt64 aFolderId,
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mozIStoragePendingStatement** _pendingStmt);
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// If aFolder is -1, uses the autoincrement id for folder index. Returns
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// the index of the new folder in aIndex, whether it was passed in or
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// generated by autoincrement.
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nsresult CreateContainerWithID(PRInt64 aId, PRInt64 aParent,
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const nsACString& aTitle,
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const nsAString& aContractId,
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bool aIsBookmarkFolder,
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PRInt32* aIndex,
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PRInt64* aNewFolder);
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/**
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* Determines if we have a real bookmark or not (not a livemark).
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*
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* @param aPlaceId
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* The place_id of the location to check against.
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* @return true if it's a real bookmark, false otherwise.
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*/
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bool IsRealBookmark(PRInt64 aPlaceId);
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/**
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* Fetches information about the specified id from the database.
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*
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* @param aItemId
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* Id of the item to fetch information for.
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* @param aBookmark
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* BookmarkData to store the information.
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*/
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nsresult FetchItemInfo(PRInt64 aItemId,
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BookmarkData& _bookmark);
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/**
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* Finalize all internal statements.
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*/
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nsresult FinalizeStatements();
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mozIStorageStatement* GetStatementById(BookmarkStatementId aStatementId)
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{
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using namespace mozilla::places;
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switch(aStatementId) {
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case DB_FIND_REDIRECTED_BOOKMARK:
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return GetStatement(mDBFindRedirectedBookmark);
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case DB_GET_BOOKMARKS_FOR_URI:
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return GetStatement(mDBFindURIBookmarks);
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}
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return nsnull;
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}
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/**
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* Notifies that a bookmark has been visited.
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*
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* @param aItemId
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* The visited item id.
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* @param aData
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* Details about the new visit.
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*/
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void NotifyItemVisited(const ItemVisitData& aData);
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/**
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* Notifies that a bookmark has changed.
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*
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* @param aItemId
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* The changed item id.
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* @param aData
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* Details about the change.
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*/
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void NotifyItemChanged(const ItemChangeData& aData);
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private:
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static nsNavBookmarks* gBookmarksService;
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~nsNavBookmarks();
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/**
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* Locates the root items in the bookmarks folder hierarchy assigning folder
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* ids to the root properties that are exposed through the service interface.
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*
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* @param aForceCreate
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* Whether the method should try creating the roots. It should be set
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* to true if the database has just been created or upgraded.
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*
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* @note The creation of roots skips already existing entries.
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*/
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nsresult InitRoots(bool aForceCreate);
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/**
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* Tries to create a root folder with the given name.
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*
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* @param name
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* Name associated to the root.
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* @param _itemId
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* if set CreateRoot will skip creation, otherwise will return the
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* newly created folder id.
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* @param aParentId
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* Id of the parent that should cotain this root.
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* @param aBundle
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* Stringbundle used to get the visible title of the root.
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* @param aTitleStringId
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* Id of the title string in the stringbundle.
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*/
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nsresult CreateRoot(const nsCString& name,
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PRInt64* _itemId,
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PRInt64 aParentId,
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nsIStringBundle* aBundle,
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const PRUnichar* aTitleStringId);
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nsresult AdjustIndices(PRInt64 aFolder,
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PRInt32 aStartIndex,
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PRInt32 aEndIndex,
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PRInt32 aDelta);
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/**
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* Fetches properties of a folder.
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*
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* @param aFolderId
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* Folder to count children for.
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* @param _folderCount
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* Number of children in the folder.
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* @param _guid
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* Unique id of the folder.
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* @param _parentId
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* Id of the parent of the folder.
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*
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* @throws If folder does not exist.
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*/
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nsresult FetchFolderInfo(PRInt64 aFolderId,
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PRInt32* _folderCount,
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nsACString& _guid,
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PRInt64* _parentId);
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nsresult GetFolderType(PRInt64 aFolder, nsACString& aType);
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nsresult GetLastChildId(PRInt64 aFolder, PRInt64* aItemId);
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/**
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* This is the basic Places read-write connection, obtained from history.
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*/
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nsCOMPtr<mozIStorageConnection> mDBConn;
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/**
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* Cloned read-only connection. Can be used to read from the database
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* without being locked out by writers.
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*/
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nsCOMPtr<mozIStorageConnection> mDBReadOnlyConn;
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nsString mGUIDBase;
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nsresult GetGUIDBase(nsAString& aGUIDBase);
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PRInt32 mItemCount;
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nsMaybeWeakPtrArray<nsINavBookmarkObserver> mObservers;
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PRInt64 mRoot;
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PRInt64 mMenuRoot;
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PRInt64 mTagsRoot;
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PRInt64 mUnfiledRoot;
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PRInt64 mToolbarRoot;
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nsresult IsBookmarkedInDatabase(PRInt64 aBookmarkID, bool* aIsBookmarked);
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nsresult SetItemDateInternal(mozIStorageStatement* aStatement,
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PRInt64 aItemId,
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PRTime aValue);
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// Recursive method to build an array of folder's children
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nsresult GetDescendantChildren(PRInt64 aFolderId,
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const nsACString& aFolderGuid,
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PRInt64 aGrandParentId,
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nsTArray<BookmarkData>& aFolderChildrenArray);
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enum ItemType {
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BOOKMARK = TYPE_BOOKMARK,
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FOLDER = TYPE_FOLDER,
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SEPARATOR = TYPE_SEPARATOR,
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DYNAMIC_CONTAINER = TYPE_DYNAMIC_CONTAINER
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};
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/**
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* Helper to insert a bookmark in the database.
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*
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* @param aItemId
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* The itemId to insert, pass -1 to generate a new one.
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* @param aPlaceId
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* The placeId to which this bookmark refers to, pass nsnull for
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* items that don't refer to an URI (eg. folders, separators, ...).
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* @param aItemType
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* The type of the new bookmark, see TYPE_* constants.
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* @param aParentId
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* The itemId of the parent folder.
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* @param aIndex
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* The position inside the parent folder.
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* @param aTitle
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* The title for the new bookmark.
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* Pass a void string to set a NULL title.
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* @param aDateAdded
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* The date for the insertion.
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* @param [optional] aLastModified
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* The last modified date for the insertion.
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* It defaults to aDateAdded.
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* @param [optional] aServiceContractId
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* The contract id for a dynamic container.
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* Pass EmptyCString() for other type of containers.
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*
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* @return The new item id that has been inserted.
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*
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* @note This will also update last modified date of the parent folder.
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*/
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nsresult InsertBookmarkInDB(PRInt64 aPlaceId,
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enum ItemType aItemType,
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PRInt64 aParentId,
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PRInt32 aIndex,
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const nsACString& aTitle,
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PRTime aDateAdded,
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PRTime aLastModified,
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const nsAString& aServiceContractId,
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PRInt64* _itemId,
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nsACString& _guid);
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/**
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* TArray version of getBookmarksIdForURI for ease of use in C++ code.
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* Pass in a reference to a TArray; it will get filled with the
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* resulting list of bookmark IDs.
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*
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* @param aURI
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* URI to get bookmarks for.
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* @param aResult
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* Array of bookmark ids.
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* @param aSkipTags
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* If true ids of tags-as-bookmarks entries will be excluded.
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*/
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nsresult GetBookmarkIdsForURITArray(nsIURI* aURI,
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nsTArray<PRInt64>& aResult,
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bool aSkipTags);
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nsresult GetBookmarksForURI(nsIURI* aURI,
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nsTArray<BookmarkData>& _bookmarks);
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PRInt64 RecursiveFindRedirectedBookmark(PRInt64 aPlaceId);
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/**
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* You should always use this getter and never use directly the nsCOMPtr.
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*/
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mozIStorageStatement* GetStatement(const nsCOMPtr<mozIStorageStatement>& aStmt);
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nsCOMPtr<mozIStorageStatement> mDBGetChildren;
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// These columns sit to the right of the kGetInfoIndex_* columns.
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static const PRInt32 kGetChildrenIndex_Position;
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static const PRInt32 kGetChildrenIndex_Type;
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static const PRInt32 kGetChildrenIndex_PlaceID;
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static const PRInt32 kGetChildrenIndex_FolderTitle;
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static const PRInt32 kGetChildrenIndex_ServiceContractId;
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static const PRInt32 kGetChildrenIndex_Guid;
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nsCOMPtr<mozIStorageStatement> mDBFindURIBookmarks;
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static const PRInt32 kFindURIBookmarksIndex_Id;
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static const PRInt32 kFindURIBookmarksIndex_Guid;
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static const PRInt32 kFindURIBookmarksIndex_ParentId;
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static const PRInt32 kFindURIBookmarksIndex_LastModified;
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static const PRInt32 kFindURIBookmarksIndex_ParentGuid;
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static const PRInt32 kFindURIBookmarksIndex_GrandParentId;
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nsCOMPtr<mozIStorageStatement> mDBGetItemProperties;
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static const PRInt32 kGetItemPropertiesIndex_Id;
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static const PRInt32 kGetItemPropertiesIndex_Url;
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static const PRInt32 kGetItemPropertiesIndex_Title;
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static const PRInt32 kGetItemPropertiesIndex_Position;
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static const PRInt32 kGetItemPropertiesIndex_PlaceId;
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static const PRInt32 kGetItemPropertiesIndex_ParentId;
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static const PRInt32 kGetItemPropertiesIndex_Type;
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static const PRInt32 kGetItemPropertiesIndex_ServiceContractId;
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static const PRInt32 kGetItemPropertiesIndex_DateAdded;
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static const PRInt32 kGetItemPropertiesIndex_LastModified;
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static const PRInt32 kGetItemPropertiesIndex_Guid;
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static const PRInt32 kGetItemPropertiesIndex_ParentGuid;
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static const PRInt32 kGetItemPropertiesIndex_GrandParentId;
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nsCOMPtr<mozIStorageStatement> mDBInsertBookmark;
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static const PRInt32 kInsertBookmarkIndex_Id;
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static const PRInt32 kInsertBookmarkIndex_PlaceId;
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static const PRInt32 kInsertBookmarkIndex_Type;
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static const PRInt32 kInsertBookmarkIndex_Parent;
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static const PRInt32 kInsertBookmarkIndex_Position;
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static const PRInt32 kInsertBookmarkIndex_Title;
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static const PRInt32 kInsertBookmarkIndex_ServiceContractId;
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static const PRInt32 kInsertBookmarkIndex_DateAdded;
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static const PRInt32 kInsertBookmarkIndex_LastModified;
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nsCOMPtr<mozIStorageStatement> mDBFolderInfo;
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nsCOMPtr<mozIStorageStatement> mDBGetItemIndex;
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nsCOMPtr<mozIStorageStatement> mDBGetChildAt;
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nsCOMPtr<mozIStorageStatement> mDBGetItemIdForGUID;
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nsCOMPtr<mozIStorageStatement> mDBIsBookmarkedInDatabase;
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nsCOMPtr<mozIStorageStatement> mDBIsURIBookmarkedInDatabase;
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nsCOMPtr<mozIStorageStatement> mDBIsRealBookmark;
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nsCOMPtr<mozIStorageStatement> mDBGetLastBookmarkID;
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nsCOMPtr<mozIStorageStatement> mDBSetItemDateAdded;
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nsCOMPtr<mozIStorageStatement> mDBSetItemLastModified;
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nsCOMPtr<mozIStorageStatement> mDBSetItemIndex;
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nsCOMPtr<mozIStorageStatement> mDBGetKeywordForURI;
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nsCOMPtr<mozIStorageStatement> mDBGetBookmarksToKeywords;
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nsCOMPtr<mozIStorageStatement> mDBAdjustPosition;
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nsCOMPtr<mozIStorageStatement> mDBRemoveItem;
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nsCOMPtr<mozIStorageStatement> mDBGetLastChildId;
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nsCOMPtr<mozIStorageStatement> mDBMoveItem;
|
|
nsCOMPtr<mozIStorageStatement> mDBSetItemTitle;
|
|
nsCOMPtr<mozIStorageStatement> mDBChangeBookmarkURI;
|
|
nsCOMPtr<mozIStorageStatement> mDBFindRedirectedBookmark;
|
|
|
|
class RemoveFolderTransaction : public nsITransaction {
|
|
public:
|
|
RemoveFolderTransaction(PRInt64 aID) : mID(aID) {}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
|
|
NS_IMETHOD DoTransaction() {
|
|
nsNavBookmarks* bookmarks = nsNavBookmarks::GetBookmarksService();
|
|
NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY);
|
|
BookmarkData folder;
|
|
nsresult rv = bookmarks->FetchItemInfo(mID, folder);
|
|
// TODO (Bug 656935): store the BookmarkData struct instead.
|
|
mParent = folder.parentId;
|
|
mIndex = folder.position;
|
|
|
|
rv = bookmarks->GetItemTitle(mID, mTitle);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCAutoString type;
|
|
rv = bookmarks->GetFolderType(mID, type);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
CopyUTF8toUTF16(type, mType);
|
|
|
|
return bookmarks->RemoveItem(mID);
|
|
}
|
|
|
|
NS_IMETHOD UndoTransaction() {
|
|
nsNavBookmarks* bookmarks = nsNavBookmarks::GetBookmarksService();
|
|
NS_ENSURE_TRUE(bookmarks, NS_ERROR_OUT_OF_MEMORY);
|
|
PRInt64 newFolder;
|
|
return bookmarks->CreateContainerWithID(mID, mParent, mTitle, mType, PR_TRUE,
|
|
&mIndex, &newFolder);
|
|
}
|
|
|
|
NS_IMETHOD RedoTransaction() {
|
|
return DoTransaction();
|
|
}
|
|
|
|
NS_IMETHOD GetIsTransient(bool* aResult) {
|
|
*aResult = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aResult) {
|
|
*aResult = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
PRInt64 mID;
|
|
PRInt64 mParent;
|
|
nsCString mTitle;
|
|
nsString mType;
|
|
PRInt32 mIndex;
|
|
};
|
|
|
|
// Used to enable and disable the observer notifications.
|
|
bool mCanNotify;
|
|
nsCategoryCache<nsINavBookmarkObserver> mCacheObservers;
|
|
|
|
bool mShuttingDown;
|
|
|
|
// Tracks whether we are in batch mode.
|
|
// Note: this is only tracking bookmarks batches, not history ones.
|
|
bool mBatching;
|
|
|
|
/**
|
|
* Always call EnsureKeywordsHash() and check it for errors before actually
|
|
* using the hash. Internal keyword methods are already doing that.
|
|
*/
|
|
nsresult EnsureKeywordsHash();
|
|
nsDataHashtable<nsTrimInt64HashKey, nsString> mBookmarkToKeywordHash;
|
|
|
|
/**
|
|
* This function must be called every time a bookmark is removed.
|
|
*
|
|
* @param aURI
|
|
* Uri to test.
|
|
*/
|
|
nsresult UpdateKeywordsHashForRemovedBookmark(PRInt64 aItemId);
|
|
|
|
/**
|
|
* Cache for the last fetched BookmarkData entries.
|
|
* This is used to speed up repeated requests to the same item id.
|
|
*/
|
|
nsTHashtable<BookmarkKeyClass> mRecentBookmarksCache;
|
|
};
|
|
|
|
#endif // nsNavBookmarks_h_
|