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Allow uppercase hex chararcters in CSS colour check #377

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Merged
merged 3 commits into from
Nov 30, 2017
Merged

Allow uppercase hex chararcters in CSS colour check #377

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d3de972
Ignore PyCharm IDE metadata
hugovk Nov 30, 2017
48fb9e1
Passing test for lowercase and failing test for uppercase
hugovk Nov 30, 2017
a5a1900
Allow uppercase hex chararcters in CSS colour check
hugovk Nov 30, 2017
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3 changes: 3 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -80,3 +80,6 @@ target/

# Generated by parse.py -p
stats.prof

# IDE
.idea
2 changes: 1 addition & 1 deletion html5lib/filters/sanitizer.py
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Expand Up @@ -855,7 +855,7 @@ def sanitize_css(self, style):
'padding']:
for keyword in value.split():
if keyword not in self.allowed_css_keywords and \
not re.match(r"^(#[0-9a-f]+|rgb\(\d+%?,\d*%?,?\d*%?\)?|\d{0,2}\.?\d{0,2}(cm|em|ex|in|mm|pc|pt|px|%|,|\))?)$", keyword): # noqa
not re.match(r"^(#[0-9a-fA-F]+|rgb\(\d+%?,\d*%?,?\d*%?\)?|\d{0,2}\.?\d{0,2}(cm|em|ex|in|mm|pc|pt|px|%|,|\))?)$", keyword): # noqa
break
else:
clean.append(prop + ': ' + value + ';')
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12 changes: 12 additions & 0 deletions html5lib/tests/test_sanitizer.py
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Expand Up @@ -113,3 +113,15 @@ def test_sanitizer():
yield (runSanitizerTest, "test_should_allow_uppercase_%s_uris" % protocol,
"<img src=\"%s:%s\">foo</a>" % (protocol, rest_of_uri),
"""<img src="%s:%s">foo</a>""" % (protocol, rest_of_uri))


def test_lowercase_color_codes_in_style():
sanitized = sanitize_html("<p style=\"border: 1px solid #a2a2a2;\"></p>")
expected = '<p style=\"border: 1px solid #a2a2a2;\"></p>'
assert expected == sanitized


def test_uppercase_color_codes_in_style():
sanitized = sanitize_html("<p style=\"border: 1px solid #A2A2A2;\"></p>")
expected = '<p style=\"border: 1px solid #A2A2A2;\"></p>'
assert expected == sanitized