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Conversion pipeline: Handle inline <style> tags that put all the actuall CSS inside an XML comment. Fixes #750063 (Private bug)

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Kovid Goyal 2011-04-04 11:36:26 -06:00
parent d1859b0f78
commit ac3693cfdc
1 changed files with 18 additions and 7 deletions
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25
src/calibre/ebooks/oeb/stylizer.py
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@ -17,6 +17,8 @@ from cssutils.css import CSSStyleRule, CSSPageRule, CSSStyleDeclaration, \
from cssutils import profile as cssprofiles from cssutils import profile as cssprofiles
from lxml import etree from lxml import etree
from lxml.cssselect import css_to_xpath, ExpressionError, SelectorSyntaxError from lxml.cssselect import css_to_xpath, ExpressionError, SelectorSyntaxError
from calibre import force_unicode
from calibre.ebooks.oeb.base import XHTML, XHTML_NS, CSS_MIME, OEB_STYLES from calibre.ebooks.oeb.base import XHTML, XHTML_NS, CSS_MIME, OEB_STYLES
from calibre.ebooks.oeb.base import XPNSMAP, xpath, urlnormalize from calibre.ebooks.oeb.base import XPNSMAP, xpath, urlnormalize
from calibre.ebooks.oeb.profile import PROFILES from calibre.ebooks.oeb.profile import PROFILES
@ -140,13 +142,22 @@ class Stylizer(object):
log=logging.getLogger('calibre.css')) log=logging.getLogger('calibre.css'))
self.font_face_rules = [] self.font_face_rules = []
for elem in head: for elem in head:
if elem.tag == XHTML('style') and elem.text \ if (elem.tag == XHTML('style') and
and elem.get('type', CSS_MIME) in OEB_STYLES: elem.get('type', CSS_MIME) in OEB_STYLES):
text = XHTML_CSS_NAMESPACE + elem.text text = elem.text if elem.text else u''
text = oeb.css_preprocessor(text) for x in elem:
stylesheet = parser.parseString(text, href=cssname) t = getattr(x, 'text', None)
stylesheet.namespaces['h'] = XHTML_NS if t:
stylesheets.append(stylesheet) text += u'\n\n' + force_unicode(t, u'utf-8')
t = getattr(x, 'tail', None)
if t:
text += u'\n\n' + force_unicode(t, u'utf-8')
if text:
text = XHTML_CSS_NAMESPACE + elem.text
text = oeb.css_preprocessor(text)
stylesheet = parser.parseString(text, href=cssname)
stylesheet.namespaces['h'] = XHTML_NS
stylesheets.append(stylesheet)
elif elem.tag == XHTML('link') and elem.get('href') \ elif elem.tag == XHTML('link') and elem.get('href') \
and elem.get('rel', 'stylesheet').lower() == 'stylesheet' \ and elem.get('rel', 'stylesheet').lower() == 'stylesheet' \
and elem.get('type', CSS_MIME).lower() in OEB_STYLES: and elem.get('type', CSS_MIME).lower() in OEB_STYLES: