155 lines
4.8 KiB
C++
155 lines
4.8 KiB
C++
/*
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* This file is a part of Winix
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2008-2018, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_winix_core_dirs
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#define headerfile_winix_core_dirs
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#include <vector>
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#include <map>
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#include <string>
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#include "item.h"
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#include "dircontainer.h"
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#include "db/db.h"
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#include "request.h"
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#include "winixmodel.h"
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namespace Winix
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{
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class Notify;
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// !! IMPROVE ME
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// we do not support '..' in a path (for simplicity and security reasons)
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// (we will support '..' in the future)
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class Dirs : public WinixModel
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{
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public:
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void Clear();
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void ReadDirs();
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void SetCur(Cur * pcur);
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void SetDb(Db * pdb);
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void SetNotify(Notify * pnotify);
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// these methods return false if there is no such a dir
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bool IsDir(long dir_id);
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bool GetDirChilds(long parent_id, std::vector<Item*> & childs_tab); // !! zamienic na GetChilds()
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bool MakePath(long dir_id, std::wstring & path, bool clear_path = true);
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void MakePath(const std::vector<Item*> dir_tab, std::wstring & path, bool clear_path = true);
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bool ChangeParent(long dir_id, long new_parent_id);
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bool HasParent(long dir_id, long parent_id);
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bool DelDir(long dir_id);
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// if returns true then out_dir_tab is not empty
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bool CreateDirTab(long dir_id, std::vector<Item*> & out_dir_tab);
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void LogDir(const std::vector<Item*> & dir_tab);
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int AnalyzePath(const std::wstring & path, long & dir_id, std::wstring & dir, std::wstring & file);
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int FollowLink(const std::vector<Item*> & current_dir_tab, const std::wstring & link_to,
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std::vector<Item*> & out_dir_tab, std::wstring & out_item);
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static void SplitPath(const std::wstring & path, std::wstring & dir, std::wstring & file);
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DirContainer::ParentIterator FindFirstChild(long parent_id);
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DirContainer::ParentIterator NextChild(DirContainer::ParentIterator i);
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DirContainer::ParentIterator ParentEnd(); // !! pozostalo do zamiany na child
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// these methods return null if there is no such a dir
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// !! zmienic nazwy wskazujace ze operujemy tylko na lokalnej tablicy
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Item * GetRootDir();
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Item * GetEtcDir();
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Item * GetVarDir();
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Item * GetDir(const wchar_t * name, long parent);
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Item * GetDir(const std::wstring & name, long parent);
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Item * GetDir(const wchar_t * path);
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Item * GetDir(const std::wstring & path);
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Item * GetDir(long id);
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Item * AddDir(const Item & item);
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void CheckRootDir();
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Item * CreateVarDir();
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// !! jak juz wczesniejsze nazwy beda zmienione to tutaj damy AddDir() /AddDir() juz istnieje przeciez?/
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Error AddDirectory(Item & item, bool add_to_dir_tab = false, Item ** pdir = 0, int notify_code = 0);
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// returns how many levels of directories there are
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// "/" -> 0 (root dir)
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// "/abc" -> 1
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// "/abc/def" -> 2
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size_t DirLevel(long id);
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// checking if child_id is really a child of parent_id
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bool IsChild(long parent_id, long child_id);
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private:
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Cur * cur;
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Db * db;
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Notify * notify;
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DirContainer dir_tab;
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std::wstring temp_path;
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std::wstring temp_link_to;
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size_t AnalyzeDir(Item * pdir, const std::wstring & path, long & dir_id, std::wstring & dir);
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bool AnalyzeDir(std::vector<Item*> & dir_tab, const std::wstring & link_to, size_t & i);
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std::wstring analyze_temp;
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std::wstring get_dir_temp;
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void CopyDirTab(const std::vector<Item*> & in, std::vector<Item*> & out);
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int FollowLink(std::vector<Item*> & dir_tab, const std::wstring & link_to, std::wstring & out_item);
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bool ExtractName(const wchar_t * & s, std::wstring & name);
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bool HasReadExecAccessForRoot(const Item & item);
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};
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} // namespace Winix
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#endif
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