Fixed #7267 - UnicodeDecodeError in clean_html

Thanks to Nikolay for the report, and gav and aaugustin for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16118 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Luke Plant 2011-04-28 14:08:53 +00:00
parent 2ac4f175ec
commit cf11e3789b
2 changed files with 16 additions and 4 deletions

View File

@ -13,7 +13,7 @@ LEADING_PUNCTUATION = ['(', '<', '&lt;']
TRAILING_PUNCTUATION = ['.', ',', ')', '>', '\n', '&gt;'] TRAILING_PUNCTUATION = ['.', ',', ')', '>', '\n', '&gt;']
# List of possible strings used for bullets in bulleted lists. # List of possible strings used for bullets in bulleted lists.
DOTS = ['&middot;', '*', '\xe2\x80\xa2', '&#149;', '&bull;', '&#8226;'] DOTS = [u'&middot;', u'*', u'\u2022', u'&#149;', u'&bull;', u'&#8226;']
unencoded_ampersands_re = re.compile(r'&(?!(\w+|#\d+);)') unencoded_ampersands_re = re.compile(r'&(?!(\w+|#\d+);)')
word_split_re = re.compile(r'(\s+)') word_split_re = re.compile(r'(\s+)')
@ -180,13 +180,13 @@ def clean_html(text):
text = html_gunk_re.sub('', text) text = html_gunk_re.sub('', text)
# Convert hard-coded bullets into HTML unordered lists. # Convert hard-coded bullets into HTML unordered lists.
def replace_p_tags(match): def replace_p_tags(match):
s = match.group().replace('</p>', '</li>') s = match.group().replace(u'</p>', u'</li>')
for d in DOTS: for d in DOTS:
s = s.replace('<p>%s' % d, '<li>') s = s.replace(u'<p>%s' % d, u'<li>')
return u'<ul>\n%s\n</ul>' % s return u'<ul>\n%s\n</ul>' % s
text = hard_coded_bullets_re.sub(replace_p_tags, text) text = hard_coded_bullets_re.sub(replace_p_tags, text)
# Remove stuff like "<p>&nbsp;&nbsp;</p>", but only if it's at the bottom # Remove stuff like "<p>&nbsp;&nbsp;</p>", but only if it's at the bottom
# of the text. # of the text.
text = trailing_empty_content_re.sub('', text) text = trailing_empty_content_re.sub(u'', text)
return text return text
clean_html = allow_lazy(clean_html, unicode) clean_html = allow_lazy(clean_html, unicode)

View File

@ -121,3 +121,15 @@ class TestUtilsHtml(unittest.TestCase):
) )
for value, output in items: for value, output in items:
self.check_output(f, value, output) self.check_output(f, value, output)
def test_clean_html(self):
f = html.clean_html
items = (
(u'<p>I <i>believe</i> in <b>semantic markup</b>!</p>', u'<p>I <em>believe</em> in <strong>semantic markup</strong>!</p>'),
(u'I escape & I don\'t <a href="#" target="_blank">target</a>', u'I escape &amp; I don\'t <a href="#" >target</a>'),
(u'<p>I kill whitespace</p><br clear="all"><p>&nbsp;</p>', u'<p>I kill whitespace</p>'),
# also a regression test for #7267: this used to raise an UnicodeDecodeError
(u'<p>* foo</p><p>* bar</p>', u'<ul>\n<li> foo</li><li> bar</li>\n</ul>'),
)
for value, output in items:
self.check_output(f, value, output)