Current File : //usr/lib/calibre/calibre/ebooks/mobi/writer8/cleanup.py
#!/usr/bin/env python3
__license__ = 'GPL v3'
__copyright__ = '2012, Kovid Goyal <kovid@kovidgoyal.net>'
__docformat__ = 'restructuredtext en'
from calibre.ebooks.oeb.base import XPath
class CSSCleanup:
def __init__(self, log, opts):
self.log, self.opts = log, opts
def __call__(self, item, stylizer):
if not hasattr(item.data, 'xpath'):
return
# The Kindle touch displays all black pages if the height is set on
# body
for body in XPath('//h:body')(item.data):
style = stylizer.style(body)
style.drop('height')
def remove_duplicate_anchors(oeb):
# The Kindle apparently has incorrect behavior for duplicate anchors, see
# https://bugs.launchpad.net/calibre/+bug/1454199
for item in oeb.spine:
if not hasattr(item.data, 'xpath'):
continue
seen = set()
for tag in item.data.xpath('//*[@id or @name]'):
for attr in ('id', 'name'):
anchor = tag.get(attr)
if anchor is not None:
if anchor in seen:
oeb.log.debug('Removing duplicate anchor:', anchor)
tag.attrib.pop(attr)
else:
seen.add(anchor)
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