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annotate libs/assimp/Q3BSPZipArchive.cpp @ 2:334d17aed7de

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author John Tsiombikas <nuclear@member.fsf.org>
date Sun, 02 Feb 2014 18:36:38 +0200
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nuclear@0 1 /*
nuclear@0 2 Open Asset Import Library (assimp)
nuclear@0 3 ----------------------------------------------------------------------
nuclear@0 4
nuclear@0 5 Copyright (c) 2006-2008, assimp team
nuclear@0 6 All rights reserved.
nuclear@0 7
nuclear@0 8 Redistribution and use of this software in source and binary forms,
nuclear@0 9 with or without modification, are permitted provided that the
nuclear@0 10 following conditions are met:
nuclear@0 11
nuclear@0 12 * Redistributions of source code must retain the above
nuclear@0 13 copyright notice, this list of conditions and the
nuclear@0 14 following disclaimer.
nuclear@0 15
nuclear@0 16 * Redistributions in binary form must reproduce the above
nuclear@0 17 copyright notice, this list of conditions and the
nuclear@0 18 following disclaimer in the documentation and/or other
nuclear@0 19 materials provided with the distribution.
nuclear@0 20
nuclear@0 21 * Neither the name of the assimp team, nor the names of its
nuclear@0 22 contributors may be used to endorse or promote products
nuclear@0 23 derived from this software without specific prior
nuclear@0 24 written permission of the assimp team.
nuclear@0 25
nuclear@0 26 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
nuclear@0 27 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
nuclear@0 28 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0 29 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
nuclear@0 30 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0 31 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
nuclear@0 32 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0 33 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
nuclear@0 34 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
nuclear@0 35 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
nuclear@0 36 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0 37
nuclear@0 38 ----------------------------------------------------------------------
nuclear@0 39 */
nuclear@0 40
nuclear@0 41 #include "AssimpPCH.h"
nuclear@0 42
nuclear@0 43 #ifndef ASSIMP_BUILD_NO_Q3BSP_IMPORTER
nuclear@0 44
nuclear@0 45 #include "Q3BSPZipArchive.h"
nuclear@0 46 #include <algorithm>
nuclear@0 47 #include <cassert>
nuclear@0 48
nuclear@0 49 namespace Assimp
nuclear@0 50 {
nuclear@0 51 namespace Q3BSP
nuclear@0 52 {
nuclear@0 53
nuclear@0 54 // ------------------------------------------------------------------------------------------------
nuclear@0 55 // Constructor.
nuclear@0 56 Q3BSPZipArchive::Q3BSPZipArchive( const std::string& rFile ) :
nuclear@0 57 m_ZipFileHandle( NULL ),
nuclear@0 58 m_FileList(),
nuclear@0 59 m_bDirty( true )
nuclear@0 60 {
nuclear@0 61 if ( !rFile.empty() )
nuclear@0 62 {
nuclear@0 63 m_ZipFileHandle = unzOpen( rFile.c_str() );
nuclear@0 64 if ( NULL != m_ZipFileHandle )
nuclear@0 65 {
nuclear@0 66 mapArchive();
nuclear@0 67 }
nuclear@0 68 }
nuclear@0 69 }
nuclear@0 70
nuclear@0 71 // ------------------------------------------------------------------------------------------------
nuclear@0 72 // Destructor.
nuclear@0 73 Q3BSPZipArchive::~Q3BSPZipArchive()
nuclear@0 74 {
nuclear@0 75 if ( NULL != m_ZipFileHandle )
nuclear@0 76 {
nuclear@0 77 unzClose( m_ZipFileHandle );
nuclear@0 78 }
nuclear@0 79 m_ZipFileHandle = NULL;
nuclear@0 80 m_FileList.clear();
nuclear@0 81 }
nuclear@0 82
nuclear@0 83 // ------------------------------------------------------------------------------------------------
nuclear@0 84 // Returns true, if the archive is already open.
nuclear@0 85 bool Q3BSPZipArchive::isOpen() const
nuclear@0 86 {
nuclear@0 87 return ( NULL != m_ZipFileHandle );
nuclear@0 88 }
nuclear@0 89
nuclear@0 90 // ------------------------------------------------------------------------------------------------
nuclear@0 91 // Returns true, if the filename is part of the archive.
nuclear@0 92 bool Q3BSPZipArchive::Exists( const char* pFile ) const
nuclear@0 93 {
nuclear@0 94 ai_assert( NULL != pFile );
nuclear@0 95 if ( NULL == pFile )
nuclear@0 96 {
nuclear@0 97 return false;
nuclear@0 98 }
nuclear@0 99
nuclear@0 100 std::string rFile( pFile );
nuclear@0 101 std::vector<std::string>::const_iterator it = std::find( m_FileList.begin(), m_FileList.end(), rFile );
nuclear@0 102 if ( m_FileList.end() == it )
nuclear@0 103 {
nuclear@0 104 return false;
nuclear@0 105 }
nuclear@0 106
nuclear@0 107 return true;
nuclear@0 108 }
nuclear@0 109
nuclear@0 110 // ------------------------------------------------------------------------------------------------
nuclear@0 111 // Returns the separator delimiter.
nuclear@0 112 char Q3BSPZipArchive::getOsSeparator() const
nuclear@0 113 {
nuclear@0 114 return '/';
nuclear@0 115 }
nuclear@0 116
nuclear@0 117 // ------------------------------------------------------------------------------------------------
nuclear@0 118 // Opens a file, which is part of the archive.
nuclear@0 119 IOStream *Q3BSPZipArchive::Open( const char* pFile, const char* /*pMode*/ )
nuclear@0 120 {
nuclear@0 121 ai_assert( NULL != pFile );
nuclear@0 122
nuclear@0 123 std::string rItem( pFile );
nuclear@0 124 std::vector<std::string>::iterator it = std::find( m_FileList.begin(), m_FileList.end(), rItem );
nuclear@0 125 if ( m_FileList.end() == it )
nuclear@0 126 return NULL;
nuclear@0 127
nuclear@0 128 ZipFile *pZipFile = new ZipFile( *it, m_ZipFileHandle );
nuclear@0 129 m_ArchiveMap[ rItem ] = pZipFile;
nuclear@0 130
nuclear@0 131 return pZipFile;
nuclear@0 132 }
nuclear@0 133
nuclear@0 134 // ------------------------------------------------------------------------------------------------
nuclear@0 135 // Close a filestream.
nuclear@0 136 void Q3BSPZipArchive::Close( IOStream *pFile )
nuclear@0 137 {
nuclear@0 138 ai_assert( NULL != pFile );
nuclear@0 139
nuclear@0 140 std::map<std::string, IOStream*>::iterator it;
nuclear@0 141 for ( it = m_ArchiveMap.begin(); it != m_ArchiveMap.end(); ++it )
nuclear@0 142 {
nuclear@0 143 if ( (*it).second == pFile )
nuclear@0 144 {
nuclear@0 145 ZipFile *pZipFile = reinterpret_cast<ZipFile*>( (*it).second );
nuclear@0 146 delete pZipFile;
nuclear@0 147 m_ArchiveMap.erase( it );
nuclear@0 148 break;
nuclear@0 149 }
nuclear@0 150 }
nuclear@0 151 }
nuclear@0 152 // ------------------------------------------------------------------------------------------------
nuclear@0 153 // Returns the file-list of the archive.
nuclear@0 154 void Q3BSPZipArchive::getFileList( std::vector<std::string> &rFileList )
nuclear@0 155 {
nuclear@0 156 rFileList = m_FileList;
nuclear@0 157 }
nuclear@0 158
nuclear@0 159 // ------------------------------------------------------------------------------------------------
nuclear@0 160 // Maps the archive content.
nuclear@0 161 bool Q3BSPZipArchive::mapArchive()
nuclear@0 162 {
nuclear@0 163 if ( NULL == m_ZipFileHandle )
nuclear@0 164 return false;
nuclear@0 165
nuclear@0 166 if ( !m_bDirty )
nuclear@0 167 return true;
nuclear@0 168
nuclear@0 169 if ( !m_FileList.empty() )
nuclear@0 170 m_FileList.resize( 0 );
nuclear@0 171
nuclear@0 172 // At first ensure file is already open
nuclear@0 173 if ( UNZ_OK == unzGoToFirstFile( m_ZipFileHandle ) )
nuclear@0 174 {
nuclear@0 175 char filename[ FileNameSize ];
nuclear@0 176 unzGetCurrentFileInfo( m_ZipFileHandle, NULL, filename, FileNameSize, NULL, 0, NULL, 0 );
nuclear@0 177 m_FileList.push_back( filename );
nuclear@0 178 unzCloseCurrentFile( m_ZipFileHandle );
nuclear@0 179
nuclear@0 180 // Loop over all files
nuclear@0 181 while ( unzGoToNextFile( m_ZipFileHandle ) != UNZ_END_OF_LIST_OF_FILE )
nuclear@0 182 {
nuclear@0 183 char filename[ FileNameSize ];
nuclear@0 184 unzGetCurrentFileInfo( m_ZipFileHandle, NULL, filename, FileNameSize, NULL, 0, NULL, 0 );
nuclear@0 185 m_FileList.push_back( filename );
nuclear@0 186 unzCloseCurrentFile( m_ZipFileHandle );
nuclear@0 187 }
nuclear@0 188 }
nuclear@0 189
nuclear@0 190 std::sort( m_FileList.begin(), m_FileList.end() );
nuclear@0 191 m_bDirty = false;
nuclear@0 192
nuclear@0 193 return true;
nuclear@0 194 }
nuclear@0 195
nuclear@0 196 // ------------------------------------------------------------------------------------------------
nuclear@0 197
nuclear@0 198 } // Namespace Q3BSP
nuclear@0 199 } // Namespace Assimp
nuclear@0 200
nuclear@0 201 #endif // ASSIMP_BUILD_NO_Q3BSP_IMPORTER