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Polish books: Fix @page rules being removed

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Book polishing: Fix page margins being removed if an unused font was
found during subsetting of embedded fonts.
This commit is contained in:
Kovid Goyal 2013-07-26 11:52:17 +05:30
parent 76b3c38e03
commit ed1d8a30c3
1 changed files with 7 additions and 5 deletions
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12
src/calibre/ebooks/oeb/polish/container.py
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@ -21,7 +21,7 @@ from calibre.customize.ui import (plugin_for_input_format,
from calibre.ebooks.chardet import xml_to_unicode
from calibre.ebooks.conversion.plugins.epub_input import (
ADOBE_OBFUSCATION, IDPF_OBFUSCATION, decrypt_font)
from calibre.ebooks.conversion.preprocess import HTMLPreProcessor, CSSPreProcessor
from calibre.ebooks.conversion.preprocess import HTMLPreProcessor, CSSPreProcessor as cssp
from calibre.ebooks.mobi import MobiError
from calibre.ebooks.mobi.reader.headers import MetadataHeader
from calibre.ebooks.mobi.tweak import set_cover
@ -42,6 +42,11 @@ def guess_type(x):
OEB_FONTS = {guess_type('a.ttf'), guess_type('b.ttf')}
OPF_NAMESPACES = {'opf':OPF2_NS, 'dc':DC11_NS}
class CSSPreProcessor(cssp):
def __call__(self, data):
return self.MS_PAT.sub(self.ms_sub, data)
class Container(object):
'''
@ -202,14 +207,11 @@ class Container(object):
return data
def parse_css(self, data, fname):
''' WARNING: This modifies the CSS tripping out @page rules, comments
etc. If you wish to write back the css, you should override the
css_preprocessor with a dummy one. '''
from cssutils import CSSParser, log
log.setLevel(logging.WARN)
log.raiseExceptions = False
data = self.decode(data)
data = self.css_preprocessor(data, add_namespace=False)
data = self.css_preprocessor(data)
parser = CSSParser(loglevel=logging.WARNING,
# We dont care about @import rules
fetcher=lambda x: (None, None), log=_css_logger)