220 lines
4.6 KiB
C++
220 lines
4.6 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) 2010-2021, 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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#include <algorithm>
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#include "sessiondata.h"
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namespace Winix
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{
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namespace Ticket
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{
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SessionData::SessionData()
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{
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fun_rm = 0;
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}
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SessionData::~SessionData()
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{
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Clear();
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}
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void SessionData::Clear()
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{
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RemoveFiles(create_space_map, false);
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RemoveFiles(edit_space_map, true);
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}
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void SessionData::RemoveFiles(SessionData::SpaceMap & space_map, bool only_stale_files)
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{
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SpaceMap::iterator i;
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if( fun_rm )
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{
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for(i=space_map.begin() ; i!=space_map.end() ; ++i)
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{
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if( only_stale_files )
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RemoveAllStaleFiles(i->second.new_space, i->second.old_space);
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else
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RemoveAllFiles(i->second.new_space);
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}
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space_map.clear();
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}
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}
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void SessionData::RemoveAllFiles(pt::Space & new_space)
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{
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std::vector<long> new_file_tab;
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BuildFileList(new_file_tab, new_space);
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for(size_t i=0 ; i<new_file_tab.size() ; ++i)
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fun_rm->RemoveItemById(new_file_tab[i], false);
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}
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void SessionData::RemoveAllStaleFiles(pt::Space & new_space, pt::Space & old_space)
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{
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std::vector<long> new_file_tab;
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std::vector<long> old_file_tab;
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size_t n = 0;
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size_t o = 0;
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BuildFileList(new_file_tab, new_space);
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BuildFileList(old_file_tab, old_space);
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std::sort(new_file_tab.begin(), new_file_tab.end());
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std::sort(old_file_tab.begin(), old_file_tab.end());
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// removes only those items present on new_file_tab
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// but not existing on old_space_tab
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while( n < new_file_tab.size() && o < old_file_tab.size() )
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{
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if( new_file_tab[n] < old_file_tab[o] )
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{
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fun_rm->RemoveFileOrSymlink(new_file_tab[n], false);
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n += 1;
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}
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else
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if( new_file_tab[n] == old_file_tab[o] )
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{
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n += 1;
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o += 1;
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}
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else
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{
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o += 1;
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}
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}
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while( n < new_file_tab.size() )
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{
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fun_rm->RemoveFileOrSymlink(new_file_tab[n], false);
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n += 1;
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}
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}
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void SessionData::BuildFileList(std::vector<long> & file_tab, pt::Space & space)
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{
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file_tab.clear();
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pt::Space::TableType * child_table = space.find_child_space_table();
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if( child_table )
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{
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for(pt::Space * sp : *child_table)
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{
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if( sp->is_child_space_name(L"param") )
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CheckFile(file_tab, *sp);
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}
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}
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}
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void SessionData::CheckFile(std::vector<long> & file_tab, pt::Space & space)
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{
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pt::Space::TableType * child_table = space.find_child_space_table();
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if( child_table )
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{
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for(pt::Space * sp : *child_table)
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{
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if( sp->is_child_space_name(L"file") )
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{
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file_tab.push_back(sp->to_long(L"itemid"));
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}
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}
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}
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}
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Ticket & SessionData::GetTicket(long id, SessionData::TicketMap & ticket_map, bool * is_new)
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{
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std::pair<TicketMap::iterator, bool> res = ticket_map.insert( std::make_pair(id, Ticket()) );
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if( is_new )
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*is_new = res.second;
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return res.first->second;
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}
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pt::Space & SessionData::GetOldSpace(long id, SpaceMap & space_map, bool * is_new)
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{
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std::pair<SpaceMap::iterator, bool> res = space_map.insert( std::make_pair(id, SpacePair()) );
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if( is_new )
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*is_new = res.second;
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return res.first->second.old_space;
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}
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pt::Space & SessionData::GetNewSpace(long id, SpaceMap & space_map, bool * is_new)
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{
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std::pair<SpaceMap::iterator, bool> res = space_map.insert( std::make_pair(id, SpacePair()) );
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if( is_new )
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*is_new = res.second;
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return res.first->second.new_space;
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}
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} // namespace
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} // namespace Winix
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