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This commit is contained in:
Kovid Goyal 2016-03-01 18:32:38 +05:30
parent 1103a49034
commit 615303a143
1 changed files with 9 additions and 2 deletions
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11
src/calibre/ebooks/oeb/transforms/flatcss.py
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@ -523,10 +523,17 @@ class CSSFlattener(object):
def flatten_head(self, item, href, global_href): def flatten_head(self, item, href, global_href):
html = item.data html = item.data
head = html.find(XHTML('head')) head = html.find(XHTML('head'))
def safe_lower(x):
try:
x = x.lower()
except Exception:
pass
return x
for node in html.xpath('//*[local-name()="style" or local-name()="link"]'): for node in html.xpath('//*[local-name()="style" or local-name()="link"]'):
if node.tag == XHTML('link') \ if node.tag == XHTML('link') \
and node.get('rel', 'stylesheet') == 'stylesheet' \ and safe_lower(node.get('rel', 'stylesheet')) == 'stylesheet' \
and node.get('type', CSS_MIME) in OEB_STYLES: and safe_lower(node.get('type', CSS_MIME)) in OEB_STYLES:
node.getparent().remove(node) node.getparent().remove(node)
elif node.tag == XHTML('style') \ elif node.tag == XHTML('style') \
and node.get('type', CSS_MIME) in OEB_STYLES: and node.get('type', CSS_MIME) in OEB_STYLES: