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/*
* Copyright (C) 2008-2009 Patrick Ohly <patrick.ohly@gmx.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef INCL_EVOLUTION_FILE_CONFIG_TREE
# define INCL_EVOLUTION_FILE_CONFIG_TREE
#include <syncevo/ConfigTree.h>
#include <syncevo/SyncConfig.h>
#include <string>
#include <map>
#include <syncevo/declarations.h>
SE_BEGIN_CXX
/**
* This implementation maps nodes to plain .ini style files below an
* absolute directory of the filesystem. The caller is responsible for
* choosing that directory and how hidden and user-visible files are
* to be named.
*/
class FileConfigTree : public ConfigTree {
public:
/**
* @param root absolute filesystem path for
* .syncj4/evolution or .config/syncevolution
* @param peer the relative path to the peer configuration
* @param layout determines file names to be used;
* HTTP_SERVER_LAYOUT and SHARED_LAYOUT are the same except
* that SHARED_LAYOUT creates the "peers" directory during
* flushing
*/
FileConfigTree(const std::string &root,
const std::string &peer,
SyncConfig::Layout layout);
void setReadOnly(bool readonly) { m_readonly = readonly; }
bool getReadOnly() const { return m_readonly; }
/* ConfigTree API */
virtual std::string getRootPath() const;
virtual void flush();
virtual void reload();
virtual void remove(const std::string &path);
virtual void reset();
virtual boost::shared_ptr<ConfigNode> open(const std::string &path,
PropertyType type,
const std::string &otherId = std::string(""));
virtual boost::shared_ptr<ConfigNode> add(const std::string &path,
const boost::shared_ptr<ConfigNode> &node);
std::list<std::string> getChildren(const std::string &path);
private:
/**
* remove all nodes from the node cache which are located at 'fullpath'
* or are contained inside it
*/
void clearNodes(const std::string &fullpath);
private:
const std::string m_root;
const std::string m_peer;
SyncConfig::Layout m_layout;
bool m_readonly;
typedef std::map< std::string, boost::shared_ptr<ConfigNode> > NodeCache_t;
/** cache of all nodes ever accessed */
NodeCache_t m_nodes;
};
SE_END_CXX
#endif
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