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Fix #1608 (Cover not found in Mobipocket file)

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This commit is contained in:
Kovid Goyal 2009-01-17 13:07:04 -08:00
parent 7057fb8662
commit 05bc96b067
1 changed files with 15 additions and 3 deletions
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18
src/calibre/ebooks/mobi/reader.py
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@ -466,16 +466,28 @@ class MobiReader(object):
def get_metadata(stream): def get_metadata(stream):
mr = MobiReader(stream) mr = MobiReader(stream)
if mr.book_header.exth is None: if mr.book_header.exth is None:
mi = MetaInformation(mr.name, ['Unknown']) mi = MetaInformation(mr.name, [_('Unknown')])
else: else:
tdir = tempfile.mkdtemp('_mobi_meta', __appname__) tdir = tempfile.mkdtemp('_mobi_meta', __appname__+'_')
atexit.register(shutil.rmtree, tdir) atexit.register(shutil.rmtree, tdir)
mr.extract_images([], tdir) mr.extract_images([], tdir)
mi = mr.create_opf('dummy.html') mi = mr.create_opf('dummy.html')
if mi.cover: if mi.cover:
cover = os.path.join(tdir, mi.cover) cover = os.path.join(tdir, mi.cover)
if not os.access(cover, os.R_OK):
fname = os.path.basename(cover)
match = re.match(r'(\d+)(.+)', fname)
if match:
num, ext = int(match.group(1), 10), match.group(2)
while num > 0:
num -= 1
candidate = os.path.join(os.path.dirname(cover), '%05d%s'%(num, ext))
if os.access(candidate, os.R_OK):
cover = candidate
break
if os.access(cover, os.R_OK): if os.access(cover, os.R_OK):
mi.cover_data = ('JPEG', open(os.path.join(tdir, mi.cover), 'rb').read()) mi.cover_data = ('JPEG', open(os.path.join(tdir, cover), 'rb').read())
else: else:
path = os.path.join(tdir, 'images', '00001.jpg') path = os.path.join(tdir, 'images', '00001.jpg')
if os.access(path, os.R_OK): if os.access(path, os.R_OK):