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207 lines
7.9 KiB
C++
207 lines
7.9 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 Mozilla Annotation Service
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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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* Brett Wilson <brettw@gmail.com> (original author)
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* Marco Bonardo <mak77@bonardo.net>
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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 nsAnnotationService_h___
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#define nsAnnotationService_h___
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#include "nsIAnnotationService.h"
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#include "nsTArray.h"
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#include "nsCOMArray.h"
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#include "nsCOMPtr.h"
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#include "mozIStorageService.h"
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#include "mozIStorageConnection.h"
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#include "nsServiceManagerUtils.h"
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#include "nsToolkitCompsCID.h"
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class nsAnnotationService : public nsIAnnotationService
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{
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public:
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nsAnnotationService();
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/**
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* Obtains the service's object.
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*/
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static nsAnnotationService* 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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static nsresult InitTables(mozIStorageConnection* aDBConn);
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static nsAnnotationService* GetAnnotationServiceIfAvailable() {
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return gAnnotationService;
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}
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/**
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* Returns a cached pointer to the annotation service for consumers in the
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* places directory.
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*/
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static nsAnnotationService* GetAnnotationService()
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{
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if (!gAnnotationService) {
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nsCOMPtr<nsIAnnotationService> serv =
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do_GetService(NS_ANNOTATIONSERVICE_CONTRACTID);
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NS_ENSURE_TRUE(serv, nsnull);
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NS_ASSERTION(gAnnotationService,
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"Should have static instance pointer now");
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}
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return gAnnotationService;
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}
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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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NS_DECL_ISUPPORTS
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NS_DECL_NSIANNOTATIONSERVICE
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private:
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~nsAnnotationService();
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protected:
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nsCOMPtr<mozIStorageService> mDBService;
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nsCOMPtr<mozIStorageConnection> mDBConn;
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/**
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* Always use this getter and never use directly the statement nsCOMPtr.
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*/
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mozIStorageStatement* GetStatement(const nsCOMPtr<mozIStorageStatement>& aStmt);
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nsCOMPtr<mozIStorageStatement> mDBGetAnnotationsForPage;
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nsCOMPtr<mozIStorageStatement> mDBGetAnnotationsForItem;
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nsCOMPtr<mozIStorageStatement> mDBGetPageAnnotationValue;
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nsCOMPtr<mozIStorageStatement> mDBGetItemAnnotationValue;
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nsCOMPtr<mozIStorageStatement> mDBAddAnnotationName;
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nsCOMPtr<mozIStorageStatement> mDBAddPageAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBAddItemAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBRemovePageAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBRemoveItemAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBGetPagesWithAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBGetItemsWithAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBCheckPageAnnotation;
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nsCOMPtr<mozIStorageStatement> mDBCheckItemAnnotation;
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nsCOMArray<nsIAnnotationObserver> mObservers;
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static nsAnnotationService* gAnnotationService;
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static const int kAnnoIndex_ID;
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static const int kAnnoIndex_PageOrItem;
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static const int kAnnoIndex_NameID;
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static const int kAnnoIndex_MimeType;
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static const int kAnnoIndex_Content;
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static const int kAnnoIndex_Flags;
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static const int kAnnoIndex_Expiration;
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static const int kAnnoIndex_Type;
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static const int kAnnoIndex_DateAdded;
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static const int kAnnoIndex_LastModified;
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nsresult HasAnnotationInternal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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bool* _hasAnno);
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nsresult StartGetAnnotation(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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mozIStorageStatement** _statement);
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nsresult StartSetAnnotation(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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PRInt32 aFlags,
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PRUint16 aExpiration,
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PRUint16 aType,
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mozIStorageStatement** _statement);
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nsresult SetAnnotationStringInternal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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const nsAString& aValue,
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PRInt32 aFlags,
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PRUint16 aExpiration);
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nsresult SetAnnotationInt32Internal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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PRInt32 aValue,
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PRInt32 aFlags,
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PRUint16 aExpiration);
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nsresult SetAnnotationInt64Internal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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PRInt64 aValue,
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PRInt32 aFlags,
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PRUint16 aExpiration);
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nsresult SetAnnotationDoubleInternal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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double aValue,
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PRInt32 aFlags,
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PRUint16 aExpiration);
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nsresult SetAnnotationBinaryInternal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName,
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const PRUint8* aData,
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PRUint32 aDataLen,
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const nsACString& aMimeType,
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PRInt32 aFlags,
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PRUint16 aExpiration);
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nsresult RemoveAnnotationInternal(nsIURI* aURI,
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PRInt64 aItemId,
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const nsACString& aName);
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bool InPrivateBrowsingMode() const;
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bool mShuttingDown;
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public:
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nsresult GetPagesWithAnnotationCOMArray(const nsACString& aName,
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nsCOMArray<nsIURI>* _results);
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nsresult GetItemsWithAnnotationTArray(const nsACString& aName,
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nsTArray<PRInt64>* _result);
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nsresult GetAnnotationNamesTArray(nsIURI* aURI,
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PRInt64 aItemId,
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nsTArray<nsCString>* _result);
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};
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#endif /* nsAnnotationService_h___ */
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