This commit is contained in:
Kovid Goyal 2012-03-15 22:22:10 +05:30
parent d925899691
commit 4804badefe

View File

@ -14,6 +14,7 @@ from lxml import html
from calibre.utils.date import utc_tz
from calibre.ebooks.mobi.langcodes import main_language, sub_language
from calibre.ebooks.mobi.reader.headers import NULL_INDEX
from calibre.ebooks.mobi.utils import (decode_hex_number, decint,
get_trailing_data, decode_tbs, read_font_record)
from calibre.utils.magick.draw import identify_data
@ -343,9 +344,9 @@ class MOBIHeader(object): # {{{
ans.append('File version: %d'%self.file_version)
ans.append('Reserved: %r'%self.reserved)
ans.append('Secondary index record: %d (null val: %d)'%(
self.secondary_index_record, 0xffffffff))
self.secondary_index_record, NULL_INDEX))
ans.append('Reserved2: %r'%self.reserved2)
ans.append('First non-book record (null value: %d): %d'%(0xffffffff,
ans.append('First non-book record (null value: %d): %d'%(NULL_INDEX,
self.first_non_book_record))
ans.append('Full name offset: %d'%self.fullname_offset)
ans.append('Full name length: %d bytes'%self.fullname_length)
@ -384,7 +385,7 @@ class MOBIHeader(object): # {{{
'(has indexing: %s) (has uncrossable breaks: %s)')%(
bin(self.extra_data_flags), self.has_multibytes,
self.has_indexing_bytes, self.has_uncrossable_breaks ))
ans.append('Primary index record (null value: %d): %d'%(0xffffffff,
ans.append('Primary index record (null value: %d): %d'%(NULL_INDEX,
self.primary_index_record))
ans = '\n'.join(ans)
@ -1406,7 +1407,7 @@ class MOBIFile(object): # {{{
self.index_header = self.index_record = None
self.indexing_record_nums = set()
pir = self.mobi_header.primary_index_record
if pir != 0xffffffff:
if pir != NULL_INDEX:
self.index_header = IndexHeader(self.records[pir])
self.cncx = CNCX(self.records[
pir+2:pir+2+self.index_header.num_of_cncx_blocks],
@ -1417,7 +1418,7 @@ class MOBIFile(object): # {{{
pir+2+self.index_header.num_of_cncx_blocks))
self.secondary_index_record = self.secondary_index_header = None
sir = self.mobi_header.secondary_index_record
if sir != 0xffffffff:
if sir != NULL_INDEX:
self.secondary_index_header = SecondaryIndexHeader(self.records[sir])
self.indexing_record_nums.add(sir)
self.secondary_index_record = SecondaryIndexRecord(
@ -1428,7 +1429,7 @@ class MOBIFile(object): # {{{
ntr = self.mobi_header.number_of_text_records
fntbr = self.mobi_header.first_non_book_record
fii = self.mobi_header.first_image_index
if fntbr == 0xffffffff:
if fntbr == NULL_INDEX:
fntbr = len(self.records)
self.text_records = [TextRecord(r, self.records[r],
self.mobi_header.extra_data_flags, decompress) for r in xrange(1,