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Kovid Goyal 2012-03-15 22:00:22 +05:30
parent 699f784071
commit d925899691
1 changed files with 23 additions and 23 deletions
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46
src/calibre/ebooks/mobi/reader/headers.py
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@ -31,26 +31,26 @@ class EXTHHeader(object): # {{{
while left > 0: while left > 0:
left -= 1 left -= 1
id, size = struct.unpack('>LL', raw[pos:pos + 8]) idx, size = struct.unpack('>LL', raw[pos:pos + 8])
content = raw[pos + 8:pos + size] content = raw[pos + 8:pos + size]
pos += size pos += size
if id >= 100 and id < 200: if idx >= 100 and idx < 200:
self.process_metadata(id, content, codec) self.process_metadata(idx, content, codec)
elif id == 203: elif idx == 203:
self.has_fake_cover = bool(struct.unpack('>L', content)[0]) self.has_fake_cover = bool(struct.unpack('>L', content)[0])
elif id == 201: elif idx == 201:
co, = struct.unpack('>L', content) co, = struct.unpack('>L', content)
if co < NULL_INDEX: if co < NULL_INDEX:
self.cover_offset = co self.cover_offset = co
elif id == 202: elif idx == 202:
self.thumbnail_offset, = struct.unpack('>L', content) self.thumbnail_offset, = struct.unpack('>L', content)
elif id == 501: elif idx == 501:
# cdetype # cdetype
pass pass
elif id == 502: elif idx == 502:
# last update time # last update time
pass pass
elif id == 503: # Long title elif idx == 503: # Long title
# Amazon seems to regard this as the definitive book title # Amazon seems to regard this as the definitive book title
# rather than the title from the PDB header. In fact when # rather than the title from the PDB header. In fact when
# sending MOBI files through Amazon's email service if the # sending MOBI files through Amazon's email service if the
@ -61,45 +61,45 @@ class EXTHHeader(object): # {{{
except: except:
pass pass
#else: #else:
# print 'unknown record', id, repr(content) # print 'unknown record', idx, repr(content)
if title: if title:
self.mi.title = replace_entities(title) self.mi.title = replace_entities(title)
def process_metadata(self, id, content, codec): def process_metadata(self, idx, content, codec):
if id == 100: if idx == 100:
if self.mi.authors == [_('Unknown')]: if self.mi.is_null('authors'):
self.mi.authors = [] self.mi.authors = []
au = content.decode(codec, 'ignore').strip() au = content.decode(codec, 'ignore').strip()
self.mi.authors.append(au) self.mi.authors.append(au)
if re.match(r'\S+?\s*,\s+\S+', au.strip()): if re.match(r'\S+?\s*,\s+\S+', au.strip()):
self.mi.author_sort = au.strip() self.mi.author_sort = au.strip()
elif id == 101: elif idx == 101:
self.mi.publisher = content.decode(codec, 'ignore').strip() self.mi.publisher = content.decode(codec, 'ignore').strip()
elif id == 103: elif idx == 103:
self.mi.comments = content.decode(codec, 'ignore') self.mi.comments = content.decode(codec, 'ignore')
elif id == 104: elif idx == 104:
self.mi.isbn = content.decode(codec, 'ignore').strip().replace('-', '') self.mi.isbn = content.decode(codec, 'ignore').strip().replace('-', '')
elif id == 105: elif idx == 105:
if not self.mi.tags: if not self.mi.tags:
self.mi.tags = [] self.mi.tags = []
self.mi.tags.extend([x.strip() for x in content.decode(codec, self.mi.tags.extend([x.strip() for x in content.decode(codec,
'ignore').split(';')]) 'ignore').split(';')])
self.mi.tags = list(set(self.mi.tags)) self.mi.tags = list(set(self.mi.tags))
elif id == 106: elif idx == 106:
try: try:
self.mi.pubdate = parse_date(content, as_utc=False) self.mi.pubdate = parse_date(content, as_utc=False)
except: except:
pass pass
elif id == 108: elif idx == 108:
self.mi.book_producer = content.decode(codec, 'ignore').strip() self.mi.book_producer = content.decode(codec, 'ignore').strip()
elif id == 113: elif idx == 113:
pass # ASIN or UUID pass # ASIN or UUID
elif id == 116: elif idx == 116:
self.start_offset, = struct.unpack(b'>L', content) self.start_offset, = struct.unpack(b'>L', content)
elif id == 121: elif idx == 121:
self.kf8_header, = struct.unpack(b'>L', content) self.kf8_header, = struct.unpack(b'>L', content)
#else: #else:
# print 'unhandled metadata record', id, repr(content) # print 'unhandled metadata record', idx, repr(content)
# }}} # }}}
class BookHeader(object): class BookHeader(object):