/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2008-2010, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#ifndef headerfilecmslucoredirs
#define headerfilecmslucoredirs


#include <vector>
#include <map>
#include <string>

#include "item.h"
#include "dircontainer.h"
#include "db.h"
#include "request.h"


// we do not support '..' in a path (for simplicity and security reasons)


class Dirs
{
public:

	void Clear();
	void ReadDirs();

	void SetRequest(Request * prequest);
	void SetDb(Db * pdb);

	// these methods return false if there is no such a dir
	bool IsDir(long dir_id);
	bool GetDirChilds(long parent_id, std::vector<Item*> & childs_tab);
	bool MakePath(long dir_id, std::string & path);
	bool ChangeParent(long dir_id, long new_parent_id);
	bool HasParent(long dir_id, long parent_id);
	bool DelDir(long dir_id);

	int AnalyzePath(const std::string & path, long & dir_id, std::string & dir, std::string & file);
	static void SplitPath(const std::string & path, std::string & dir, std::string & file);

	DirContainer::ParentIterator FindFirstParent(long parent_id);
	DirContainer::ParentIterator NextParent(DirContainer::ParentIterator i);
	DirContainer::ParentIterator ParentEnd();


	// these methods return null if there is no such a dir 
	// !! zmienic nazwy wskazujace ze operujemy tylko na lokalnej tablicy
	Item * GetRootDir();
	Item * GetEtcDir();
	Item * GetDir(const std::string & name, long parent);
	Item * GetDir(const std::string & path);
	Item * GetDir(long id);
	Item * AddDir(const Item & item);
	
	void CheckRootDir();


	// !! jak juz wczesniejsze nazwy beda zmienione to tutaj damy AddDir()
	Error AddDirectory(Item & item, bool add_to_dir_tab = false);
	
private:

	Request * request;
	Db * db;

	DirContainer dir_tab;

	size_t AnalyzeDir(Item * pdir, const std::string & path, long & dir_id, std::string & dir);
	std::string analyze_temp;

	bool ExtractName(const char * & s, std::string & name);
	bool HasReadExecAccessForRoot(const Item & item);
	
};


#endif