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Edit Book: Fix handling of XML unsafe characters (like <, > and &) inside <style> tags

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Kovid Goyal 2014-11-10 21:03:13 +05:30
parent cbf75e1a7d
commit facf3e1f30
1 changed files with 6 additions and 1 deletions
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7
src/calibre/ebooks/oeb/base.py
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@ -349,8 +349,13 @@ def xml2text(elem):
def serialize(data, media_type, pretty_print=False): def serialize(data, media_type, pretty_print=False):
if isinstance(data, etree._Element): if isinstance(data, etree._Element):
is_oeb_doc = media_type in OEB_DOCS
if is_oeb_doc:
for style in data.iterfind('.//{http://www.w3.org/1999/xhtml}style'):
if style.text and re.search(r'[<>&]', style.text) is not None:
style.text = etree.CDATA(style.text)
ans = xml2str(data, pretty_print=pretty_print) ans = xml2str(data, pretty_print=pretty_print)
if media_type in OEB_DOCS: if is_oeb_doc:
# Convert self closing div|span|a|video|audio|iframe|etc tags # Convert self closing div|span|a|video|audio|iframe|etc tags
# to normally closed ones, as they are interpreted # to normally closed ones, as they are interpreted
# incorrectly by some browser based renderers # incorrectly by some browser based renderers