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Make blank page removal in PDF Output a little more robust

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This commit is contained in:
Kovid Goyal 2010-07-29 15:32:31 -06:00
parent 62edaf9a23
commit 3251d1d6ed
1 changed files with 9 additions and 2 deletions
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11
src/calibre/ebooks/pdf/output.py
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@ -61,7 +61,7 @@ def convert(self, oeb_book, output_path, input_plugin, opts, log):
# Remove page-break-before on <body> element as it causes
# blank pages in PDF Output
from calibre.ebooks.oeb.base import OEB_STYLES
from calibre.ebooks.oeb.base import OEB_STYLES, XPath
stylesheet = None
for item in self.oeb.manifest:
if item.media_type.lower() in OEB_STYLES:
@ -69,8 +69,15 @@ def convert(self, oeb_book, output_path, input_plugin, opts, log):
break
if stylesheet is not None:
from cssutils.css import CSSRule
classes = set(['.calibre'])
for x in self.oeb.spine:
root = x.data
body = XPath('//h:body[@class]')(root)
if body:
classes.add('.'+body[0].get('class'))
for rule in stylesheet.data.cssRules.rulesOfType(CSSRule.STYLE_RULE):
if rule.selectorList.selectorText == '.calibre':
if rule.selectorList.selectorText in classes:
rule.style.removeProperty('page-break-before')
rule.style.removeProperty('page-break-after')