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Edit Book: Fix a regression that caused Remove unused CSS to fail on invalid CSS selectors, instead of ignoring them

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Kovid Goyal 2015-03-25 08:12:49 +05:30
parent d6f8b9501b
commit f878552be5
1 changed files with 8 additions and 2 deletions
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10
src/calibre/ebooks/oeb/polish/css.py
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@ -13,14 +13,20 @@ from calibre import force_unicode
from calibre.ebooks.oeb.base import OEB_STYLES, OEB_DOCS from calibre.ebooks.oeb.base import OEB_STYLES, OEB_DOCS
from calibre.ebooks.oeb.normalize_css import normalize_filter_css, normalizers from calibre.ebooks.oeb.normalize_css import normalize_filter_css, normalizers
from calibre.ebooks.oeb.polish.pretty import pretty_script_or_style from calibre.ebooks.oeb.polish.pretty import pretty_script_or_style
from css_selectors import Select from css_selectors import Select, SelectorError
def filter_used_rules(rules, log, select): def filter_used_rules(rules, log, select):
for rule in rules: for rule in rules:
used = False used = False
for selector in rule.selectorList: for selector in rule.selectorList:
if select.has_matches(selector.selectorText): try:
if select.has_matches(selector.selectorText):
used = True
break
except SelectorError:
# Cannot parse/execute this selector, be safe and assume it
# matches something
used = True used = True
break break
if not used: if not used: