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130 lines
4 KiB
C++
130 lines
4 KiB
C++
/*
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This file is part of Akregator.
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Copyright (C) 2005 Stanislav Karchebny <Stanislav.Karchebny@kdemail.net>
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2005 Frank Osterfeld <osterfeld@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of Qt, and distribute the resulting executable,
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without including the source code for Qt in the source distribution.
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*/
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#ifndef STORAGEMK4IMPL_H
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#define STORAGEMK4IMPL_H
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#include "storage.h"
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namespace Akregator {
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namespace Backend {
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/**
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* Metakit implementation of Storage interface
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*/
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class StorageMK4Impl : public Storage
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{
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Q_OBJECT
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public:
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StorageMK4Impl();
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StorageMK4Impl(const StorageMK4Impl&);
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StorageMK4Impl &operator =(const StorageMK4Impl&);
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~StorageMK4Impl();
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/** KGlobal::dirs()->saveLocation("data", "akregator")+"/Archive" */
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static QString defaultArchivePath();
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/** sets the directory where the metakit files will be stored.
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@param archivePath the path to the archive, or QString() to reset it to the default.
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*/
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void setArchivePath(const QString& archivePath);
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/** returns the path to the metakit archives */
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QString archivePath() const;
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void initialize(const QStringList& params);
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/**
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* Open storage and prepare it for work.
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* @return true on success.
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*/
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bool open(bool autoCommit = false);
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/**
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* Commit changes made in feeds and articles, making them persistent.
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* @return true on success.
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*/
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bool commit();
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/**
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* Rollback changes made in feeds and articles, reverting to last committed values.
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* @returns true on success.
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*/
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bool rollback();
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/**
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* Closes storage, freeing all allocated resources. Called from destructor, so you don't need to call it directly.
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* @return true on success.
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*/
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bool close();
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/**
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* @return Article archive for feed at given url.
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*/
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FeedStorage* archiveFor(const QString &url);
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const FeedStorage* archiveFor(const QString &url) const;
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bool autoCommit() const;
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int unreadFor(const QString &url) const;
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void setUnreadFor(const QString &url, int unread);
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int totalCountFor(const QString &url) const;
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void setTotalCountFor(const QString &url, int total);
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int lastFetchFor(const QString& url) const;
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void setLastFetchFor(const QString& url, int lastFetch);
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QStringList feeds() const;
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void storeFeedList(const QString& opmlStr);
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QString restoreFeedList() const;
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void storeTagSet(const QString& xmlStr);
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QString restoreTagSet() const;
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/** adds all feed storages from a source to this storage
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existing articles are replaced
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*/
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void add(Storage* source);
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/** deletes all feed storages in this archive */
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void clear();
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void markDirty();
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protected slots:
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void slotCommit();
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private:
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class StorageMK4ImplPrivate;
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StorageMK4ImplPrivate *d;
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};
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} // namespace Backend
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} // namespace Akregator
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#endif // STORAGEMK4IMPL_H
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