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Fix #566

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This commit is contained in:
Kovid Goyal 2008-03-10 17:58:24 +00:00
parent 6b9f555cbb
commit 8169d08052
1 changed files with 2 additions and 4 deletions
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6
src/libprs500/ebooks/mobi/reader.py
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@ -90,7 +90,7 @@ class BookHeader(object):
self.doctype = raw[16:20] self.doctype = raw[16:20]
self.length, self.type, self.codepage, self.unique_id, self.version = \ self.length, self.type, self.codepage, self.unique_id, self.version = \
struct.unpack('>LLLLL', raw[20:40]) struct.unpack('>LLLLL', raw[20:40])
if ident == 'TEXTREAD': if ident == 'TEXTREAD':
self.codepage = 1252 self.codepage = 1252
@ -103,17 +103,15 @@ class BookHeader(object):
print '[WARNING] Unknown codepage %d. Assuming cp-1252'%self.codepage print '[WARNING] Unknown codepage %d. Assuming cp-1252'%self.codepage
self.codec = 'cp1252' self.codec = 'cp1252'
if ident == 'TEXTREAD' or self.length < 0xF4: if ident == 'TEXTREAD' or self.length != 0xE4:
self.extra_flags = 0 self.extra_flags = 0
else: else:
self.extra_flags, = struct.unpack('>L', raw[0xF0:0xF4]) self.extra_flags, = struct.unpack('>L', raw[0xF0:0xF4])
if self.compression_type == 'DH': if self.compression_type == 'DH':
self.huff_offset, self.huff_number = struct.unpack('>LL', raw[0x70:0x78]) self.huff_offset, self.huff_number = struct.unpack('>LL', raw[0x70:0x78])
self.exth_flag, = struct.unpack('>L', raw[0x80:0x84]) self.exth_flag, = struct.unpack('>L', raw[0x80:0x84])
self.exth = None self.exth = None
if self.exth_flag & 0x40: if self.exth_flag & 0x40:
self.exth = EXTHHeader(raw[16+self.length:], self.codec) self.exth = EXTHHeader(raw[16+self.length:], self.codec)