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Code Issues Releases Wiki Activity

Added RAR5 support

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Paweł Jastrzębski
2014-12-30 11:07:11 +01:00
parent 36f8c82eaf
commit 68b4b7114d
1 changed files with 9 additions and 5 deletions
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14
kcc/rarfile.py
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@@ -1,6 +1,6 @@
# rarfile.py # rarfile.py
# #
# Copyright (c) 2005-2013 Marko Kreen <markokr@gmail.com> # Copyright (c) 2005-2014 Marko Kreen <markokr@gmail.com>
# #
# Permission to use, copy, modify, and/or distribute this software for any # Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above # purpose with or without fee is hereby granted, provided that the above
@@ -74,7 +74,7 @@ For more details, refer to source.
""" """
__version__ = '2.6' __version__ = '2.7-kcc'
# export only interesting items # export only interesting items
__all__ = ['is_rarfile', 'RarInfo', 'RarFile', 'RarExtFile'] __all__ = ['is_rarfile', 'RarInfo', 'RarFile', 'RarExtFile']
@@ -196,7 +196,7 @@ ALT_TEST_ARGS = ('-t', '-f')
ALT_CHECK_ARGS = ('--help',) ALT_CHECK_ARGS = ('--help',)
#: whether to speed up decompression by using tmp archive #: whether to speed up decompression by using tmp archive
USE_EXTRACT_HACK = 1 USE_EXTRACT_HACK = 0
#: limit the filesize for tmp archive usage #: limit the filesize for tmp archive usage
HACK_SIZE_LIMIT = 20*1024*1024 HACK_SIZE_LIMIT = 20*1024*1024
@@ -295,6 +295,7 @@ RAR_M5 = 0x35
## ##
RAR_ID = bytes("Rar!\x1a\x07\x00", 'ascii') RAR_ID = bytes("Rar!\x1a\x07\x00", 'ascii')
RAR5_ID = bytes("Rar!\x1a\x07\x01", 'ascii')
ZERO = bytes("\0", 'ascii') ZERO = bytes("\0", 'ascii')
EMPTY = bytes("", 'ascii') EMPTY = bytes("", 'ascii')
@@ -362,7 +363,10 @@ def is_rarfile(xfile):
fd = XFile(xfile) fd = XFile(xfile)
buf = fd.read(len(RAR_ID)) buf = fd.read(len(RAR_ID))
fd.close() fd.close()
return buf == RAR_ID if buf == RAR_ID or buf == RAR5_ID:
return True
else:
return False
class RarInfo(object): class RarInfo(object):
@@ -785,7 +789,7 @@ class RarFile(object):
fd = XFile(self.rarfile) fd = XFile(self.rarfile)
self._fd = fd self._fd = fd
id = fd.read(len(RAR_ID)) id = fd.read(len(RAR_ID))
if id != RAR_ID: if id != RAR_ID and id != RAR5_ID:
raise NotRarFile("Not a Rar archive: "+self.rarfile) raise NotRarFile("Not a Rar archive: "+self.rarfile)
volume = 0 # first vol (.rar) is 0 volume = 0 # first vol (.rar) is 0