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