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EPUB output: Strip any @page rules from input CSS as they are almost always unsuitable for reader devices.

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This commit is contained in:
Kovid Goyal 2008-12-27 10:49:15 -08:00
parent 28733939cd
commit e95bbf5ec2
1 changed files with 10 additions and 2 deletions
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12
src/calibre/ebooks/html.py
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@ -528,6 +528,7 @@ class Processor(Parser):
LINKS_PATH = XPath('//a[@href]')
PIXEL_PAT = re.compile(r'([-]?\d+|[-]?\d*\.\d+)px')
PAGE_PAT = re.compile(r'@page[^{]*?{[^}]*?}')
def __init__(self, *args, **kwargs):
Parser.__init__(self, *args, **kwargs)
@ -697,7 +698,9 @@ class Processor(Parser):
return ''
return '%fpt'%(72 * val/dpi)
return cls.PIXEL_PAT.sub(rescale, css)
css = cls.PIXEL_PAT.sub(rescale, css)
css = cls.PAGE_PAT.sub('', css)
return css
def extract_css(self, parsed_sheets):
'''
@ -733,7 +736,12 @@ class Processor(Parser):
self.log_error('Failed to open stylesheet: %s'%file)
else:
try:
parsed_sheets[file] = self.css_parser.parseString(css)
try:
parsed_sheets[file] = self.css_parser.parseString(css)
except ValueError:
parsed_sheets[file] = \
self.css_parser.parseString(\
css.decode('utf8', 'replace'))
except:
parsed_sheets[file] = css.decode('utf8', 'replace')
self.log_warning('Failed to parse stylesheet: %s'%file)