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/*
* Copyright (C) 2009-2012 Geometer Plus <contact@geometerplus.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#ifndef __NETWORKLINKCOLLECTION_H__
#define __NETWORKLINKCOLLECTION_H__
#include <string>
#include <vector>
#include <shared_ptr.h>
#include <ZLOptions.h>
#include <ZLNetworkRequest.h>
#include "NetworkItems.h"
class NetworkLink;
class NetworkBookCollection;
class BookReference;
class NetworkLinkCollection {
public:
typedef std::vector<shared_ptr<NetworkLink> > LinkVector;
private:
class Comparator;
public:
static NetworkLinkCollection &Instance();
private:
static NetworkLinkCollection *ourInstance;
public:
ZLStringOption DirectoryOption;
ZLIntegerOption LastUpdateTimeOption;
private:
NetworkLinkCollection();
~NetworkLinkCollection();
public:
void initialize();
std::string bookFileName(const BookReference &reference);
bool downloadBook(const BookReference &reference, std::string &fileName, shared_ptr<ZLNetworkRequest::Listener> listener);
shared_ptr<NetworkBookCollection> simpleSearch(const std::string &pattern);
shared_ptr<NetworkBookCollection> advancedSearch(const std::string &titleAndSeries, const std::string &author, const std::string &tag, const std::string &annotation);
LinkVector activeLinks() const;
std::size_t size() const;
std::size_t numberOfEnabledLinks() const;
NetworkLink &link(std::size_t index) const;
const std::string &errorMessage() const;
void rewriteUrl(std::string &url, bool externalUrl = false) const;
//void deleteLink(NetworkLink& link);
//void saveLink(NetworkLink& link, bool isAuto = false);
private:
void synchronize();
std::string bookFileName(const std::string &url, BookReference::Format format, BookReference::Type type);
void updateLinks(std::string genericUrl);
shared_ptr<ZLFile> getGenericFile(std::string genericUrl);
void addOrUpdateLink(shared_ptr<NetworkLink> link);
private:
LinkVector myLinks;
std::string myErrorMessage;
bool myIsInitialized;
friend class NetworkLinksUpdater;
friend class NetworkLinkCollectionSynchronizer;
};
inline const std::string &NetworkLinkCollection::errorMessage() const { return myErrorMessage; }
#endif /* __NETWORKLINKCOLLECTION_H__ */
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