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Wanne
be95a2a7b1
git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@4447 3b4a5df2-a311-0410-b5c6-a8a6f20db521
433 lines
10 KiB
C++
433 lines
10 KiB
C++
/*
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* bfVFS : vfs/Core/vfs_profile.cpp
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* - Virtual Profile, container for real file system locations or archives
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* - Profile Stack, orders profiles in a linear fashion (top-bottom)
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*
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* Copyright (C) 2008 - 2010 (BF) john.bf.smith@googlemail.com
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*
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* This file is part of the bfVFS library
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <vfs/Core/vfs_profile.h>
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#include <vfs/Core/vfs.h>
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#include <vfs/Core/Location/vfs_lib_dir.h>
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#include <vfs/Core/Location/vfs_directory_tree.h>
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#include <vfs/Tools/vfs_log.h>
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#include <vfs/Tools/vfs_parser_tools.h>
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#include <sstream>
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class vfs::CVirtualProfile::IterImpl : public vfs::CVirtualProfile::Iterator::IImplementation
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{
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friend class vfs::CVirtualProfile;
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typedef vfs::CVirtualProfile::Iterator::IImplementation tBaseClass;
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IterImpl(CVirtualProfile* profile) : tBaseClass(), m_profile(profile)
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{
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VFS_THROW_IFF(profile, L"");
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// only unique locations
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_loc_iter = m_profile->m_setLocations.begin();
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}
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public:
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IterImpl() : tBaseClass(), m_profile(NULL)
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{};
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virtual ~IterImpl()
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{};
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//////
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virtual vfs::IBaseLocation* value()
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{
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if(_loc_iter != m_profile->m_setLocations.end())
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{
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return *_loc_iter;
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}
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return NULL;
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}
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virtual void next()
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{
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if(_loc_iter != m_profile->m_setLocations.end())
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{
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_loc_iter++;
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}
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}
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protected:
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virtual tBaseClass* clone()
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{
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IterImpl* iter = new IterImpl();
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iter->m_profile = m_profile;
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iter->_loc_iter = _loc_iter;
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return iter;
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}
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private:
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vfs::CVirtualProfile* m_profile;
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vfs::CVirtualProfile::tUniqueLoc::iterator _loc_iter;
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};
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/***************************************************************************/
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/***************************************************************************/
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class vfs::CVirtualProfile::FileIterImpl : public vfs::CVirtualProfile::FileIterator::IImplementation
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{
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friend class vfs::CVirtualProfile;
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typedef vfs::CVirtualProfile::FileIterator::IImplementation tBaseClass;
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FileIterImpl(vfs::Path const& sPattern, CVirtualProfile* profile);
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public:
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FileIterImpl() : tBaseClass(), m_profile(NULL)
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{};
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virtual ~FileIterImpl()
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{};
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/////
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virtual vfs::IBaseFile* value()
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{
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return file;
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}
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virtual void next();
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protected:
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virtual tBaseClass* clone()
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{
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FileIterImpl* iter2 = new FileIterImpl();
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iter2->m_pattern = m_pattern;
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iter2->m_profile = m_profile;
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iter2->iter = iter;
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iter2->fiter = fiter;
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iter2->file = file;
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return iter2;
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}
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private:
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vfs::Path m_pattern;
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vfs::CVirtualProfile* m_profile;
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vfs::CVirtualProfile::Iterator iter;
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vfs::IBaseLocation::Iterator fiter;
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vfs::IBaseFile* file;
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};
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vfs::CVirtualProfile::FileIterImpl::FileIterImpl(vfs::Path const& sPattern, CVirtualProfile* profile)
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: tBaseClass(), m_pattern(sPattern), m_profile(profile)
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{
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VFS_THROW_IFF(profile, L"");
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iter = m_profile->begin();
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while(!iter.end())
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{
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fiter = iter.value()->begin();
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while(!fiter.end())
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{
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file = fiter.value();
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if( matchPattern(m_pattern(), file->getPath()()) )
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{
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return;
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}
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fiter.next();
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}
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iter.next();
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}
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file = NULL;
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}
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void vfs::CVirtualProfile::FileIterImpl::next()
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{
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if(!fiter.end())
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{
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fiter.next();
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}
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while(!iter.end())
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{
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while(!fiter.end())
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{
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file = fiter.value();
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if( matchPattern(m_pattern(), file->getPath()()) )
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{
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return;
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}
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fiter.next();
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}
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iter.next();
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if(!iter.end())
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{
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fiter = iter.value()->begin();
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}
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}
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file = NULL;
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}
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/***************************************************************************/
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/***************************************************************************/
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vfs::CVirtualProfile::CVirtualProfile(vfs::String const& profile_name, vfs::Path profile_root, bool writable)
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: cName(profile_name), cRoot(profile_root), cWritable(writable)
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{
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}
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vfs::CVirtualProfile::~CVirtualProfile()
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{
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tUniqueLoc::iterator it = m_setLocations.begin();
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for(; it != m_setLocations.end(); ++it)
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{
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delete (*it);
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//(*it) = NULL;
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}
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m_setLocations.clear();
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m_mapLocations.clear();
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};
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vfs::CVirtualProfile::Iterator vfs::CVirtualProfile::begin()
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{
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return Iterator(new IterImpl(this));
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}
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vfs::CVirtualProfile::FileIterator vfs::CVirtualProfile::files(vfs::Path const& sPattern)
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{
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return FileIterator( new FileIterImpl(sPattern, this));
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}
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void vfs::CVirtualProfile::addLocation(vfs::IBaseLocation* pLoc)
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{
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if(pLoc)
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{
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m_setLocations.insert(pLoc);
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std::list<vfs::Path> lDirs;
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pLoc->getSubDirList(lDirs);
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std::list<vfs::Path>::const_iterator cit = lDirs.begin();
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for(;cit != lDirs.end(); ++cit)
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{
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vfs::IBaseLocation *pOldLoc = m_mapLocations[*cit];
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if(!pOldLoc)
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{
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m_mapLocations[*cit] = pLoc;
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}
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else if(pOldLoc == pLoc)
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{
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// seems to be an update. do nothing
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}
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else
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{
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VFS_LOG_WARNING((L"Another location is already mapped to '" + ((*cit)()) + L"' [keeping old location]").c_str());
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//VFS_THROW(L"Location already taken");
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}
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}
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}
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}
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vfs::IBaseLocation* vfs::CVirtualProfile::getLocation(vfs::Path const& sPath) const
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{
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tLocations::const_iterator it = m_mapLocations.find(sPath);
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if(it != m_mapLocations.end())
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{
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return it->second;
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}
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return NULL;
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}
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vfs::IBaseFile* vfs::CVirtualProfile::getFile(vfs::Path const& sPath) const
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{
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vfs::Path sDir,sFile;
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sPath.splitLast(sDir,sFile);
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tLocations::const_iterator it = m_mapLocations.find(sDir);
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if(it != m_mapLocations.end())
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{
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return it->second->getFile(sPath);
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}
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return NULL;
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}
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/***************************************************************************/
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/***************************************************************************/
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class vfs::CProfileStack::IterImpl : public vfs::CProfileStack::Iterator::IImplementation
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{
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friend class CProfileStack;
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typedef CProfileStack::Iterator::IImplementation tBaseClass;
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IterImpl(CProfileStack* pPStack) : tBaseClass(), m_pPStack(pPStack)
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{
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VFS_THROW_IFF(m_pPStack, L"");
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_prof_iter = m_pPStack->m_profiles.begin();
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}
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public:
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IterImpl() : tBaseClass(), m_pPStack(NULL)
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{};
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~IterImpl()
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{};
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//////
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virtual vfs::CVirtualProfile* value()
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{
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if(_prof_iter != m_pPStack->m_profiles.end())
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{
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return *_prof_iter;
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}
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return NULL;
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}
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virtual void next()
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{
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if(_prof_iter != m_pPStack->m_profiles.end())
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{
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_prof_iter++;
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}
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}
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protected:
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virtual tBaseClass* clone()
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{
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IterImpl* iter = new IterImpl();
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iter->m_pPStack = m_pPStack;
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iter->_prof_iter = _prof_iter;
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return iter;
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}
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private:
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vfs::CProfileStack* m_pPStack;
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std::list<vfs::CVirtualProfile*>::iterator _prof_iter;
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};
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/***************************************************************************/
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/***************************************************************************/
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vfs::CProfileStack::CProfileStack()
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{
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}
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vfs::CProfileStack::~CProfileStack()
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{
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t_profiles::iterator it = m_profiles.begin();
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for(; it != m_profiles.end(); ++it)
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{
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delete (*it);
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(*it) = NULL;
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}
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m_profiles.clear();
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}
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vfs::CVirtualProfile* vfs::CProfileStack::getProfile(vfs::String const& sName) const
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{
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t_profiles::const_iterator it = m_profiles.begin();
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for(;it != m_profiles.end(); ++it)
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{
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if( StrCmp::EqualCase((*it)->cName, sName) )
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{
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return *it;
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}
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}
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return NULL;
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}
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vfs::CVirtualProfile* vfs::CProfileStack::getWriteProfile()
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{
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t_profiles::const_iterator it = m_profiles.begin();
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for(;it != m_profiles.end(); ++it)
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{
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if((*it)->cWritable)
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{
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return *it;
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}
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}
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return NULL;
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}
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vfs::CVirtualProfile* vfs::CProfileStack::topProfile() const
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{
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if(!m_profiles.empty())
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{
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return m_profiles.front();
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}
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return NULL;
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}
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bool vfs::CProfileStack::popProfile()
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{
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// there might be some files in this profile that are referenced in a Log object
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// we need to it to release the file
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vfs::Log::flushReleaseAll();
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// an observer pattern would probably be the better solution,
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// but for now lets do it this way
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vfs::CVirtualProfile* prof = this->topProfile();
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if(prof)
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{
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vfs::CVirtualProfile::Iterator loc_it = prof->begin();
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for(; !loc_it.end(); loc_it.next())
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{
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vfs::IBaseLocation* loc = loc_it.value();
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vfs::IBaseLocation::Iterator f_it = loc->begin();
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for(; !f_it.end(); f_it.next())
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{
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vfs::IBaseFile* file = f_it.value();
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vfs::Path sDir, sFile;
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if(file)
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{
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file->getPath().splitLast(sDir,sFile);
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vfs::CVirtualLocation* vloc = getVFS()->getVirtualLocation(sDir);
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if(vloc)
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{
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if( !vloc->removeFile(file) )
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{
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VFS_THROW(_BS(L"Could not remove file [") << file->getPath()
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<< L"] in Profile [" << prof->cName << L"]" << _BS::wget);
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}
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}
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else
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{
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VFS_THROW(_BS(L"Virtual location [") << sDir
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<< L"] doesn't exist. Maybe the VFS was not properly setup." << _BS::wget);
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}
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}
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else
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{
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VFS_THROW(_BS(L"File is NULL during iteration over files in location [")
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<< loc->getPath() << L"]" << _BS::wget);
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}
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}
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}
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// delete only when nothing went wrong
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this->m_profiles.pop_front();
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delete prof;
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}
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return true;
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}
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void vfs::CProfileStack::pushProfile(CVirtualProfile* pProfile)
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{
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if(!getProfile(pProfile->cName))
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{
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if(pProfile->cWritable)
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{
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m_profiles.push_front(pProfile);
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}
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else
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{
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t_profiles::iterator pit = m_profiles.begin();
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while(pit != m_profiles.end() && (*pit)->cWritable)
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{
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pit++;
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}
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//if(pit != m_profiles.end())
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{
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m_profiles.insert(pit,pProfile);
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}
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//else
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//{
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// m_profiles.push_front(pProfile);
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//}
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}
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return;
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}
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VFS_THROW(L"A profile with this name already exists");
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}
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vfs::CProfileStack::Iterator vfs::CProfileStack::begin()
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{
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return Iterator(new IterImpl(this));
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}
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