mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-12-26 06:47:25 -05:00
54 lines
2.0 KiB
Python
54 lines
2.0 KiB
Python
## Copyright (C) 2006 Kovid Goyal kovid@kovidgoyal.net
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program 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
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License along
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## with this program; if not, write to the Free Software Foundation, Inc.,
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## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import os, zipfile
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from cStringIO import StringIO
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def extract(filename, dir):
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"""
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Extract archive C{filename} into directory C{dir}
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"""
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zf = zipfile.ZipFile( filename )
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namelist = zf.namelist()
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dirlist = filter( lambda x: x.endswith( '/' ), namelist )
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filelist = filter( lambda x: not x.endswith( '/' ), namelist )
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# make base
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pushd = os.getcwd()
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if not os.path.isdir( dir ):
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os.mkdir( dir )
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os.chdir( dir )
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# create directory structure
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dirlist.sort()
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for dirs in dirlist:
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dirs = dirs.split( '/' )
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prefix = ''
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for dir in dirs:
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dirname = os.path.join( prefix, dir )
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if dir and not os.path.isdir( dirname ):
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os.mkdir( dirname )
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prefix = dirname
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# extract files
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for fn in filelist:
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if os.path.dirname(fn) and not os.path.exists(os.path.dirname(fn)):
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os.makedirs(os.path.dirname(fn))
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out = open( fn, 'wb' )
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buffer = StringIO( zf.read( fn ))
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buflen = 2 ** 20
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datum = buffer.read( buflen )
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while datum:
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out.write( datum )
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datum = buffer.read( buflen )
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out.close()
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os.chdir( pushd ) |