Fixed #6279, #6514 -- Fixed some HTML escaping problems in the urlize filter.

Based on a patch from SmileyChris with some test additions from Rob Hudson.
Thanks, both.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@7079 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Malcolm Tredinnick 2008-02-03 08:54:26 +00:00
parent 25c4ab99e3
commit 0c4ea9b922
2 changed files with 23 additions and 14 deletions

View File

@ -102,18 +102,23 @@ def urlize(text, trim_url_limit=None, nofollow=False, autoescape=False):
if middle.startswith('www.') or ('@' not in middle and not middle.startswith('http://') and \
len(middle) > 0 and middle[0] in string.ascii_letters + string.digits and \
(middle.endswith('.org') or middle.endswith('.net') or middle.endswith('.com'))):
middle = '<a href="http://%s"%s>%s</a>' % (
urlquote(middle, safe='/&=:;#?+'), nofollow_attr,
trim_url(middle))
middle = 'http://%s' % middle
if middle.startswith('http://') or middle.startswith('https://'):
middle = '<a href="%s"%s>%s</a>' % (
urlquote(middle, safe='/&=:;#?+'), nofollow_attr,
trim_url(middle))
if '@' in middle and not middle.startswith('www.') and \
not ':' in middle and simple_email_re.match(middle):
url = urlquote(middle, safe='/&=:;#?+*')
if autoescape and not safe_input:
url = escape(url)
trimmed_url = trim_url(middle)
middle = '<a href="%s"%s>%s</a>' % (url, nofollow_attr,
trimmed_url)
elif '@' in middle and not middle.startswith('www.') and \
not ':' in middle and simple_email_re.match(middle):
if autoescape:
middle = conditional_escape(middle)
middle = '<a href="mailto:%s">%s</a>' % (middle, middle)
if lead + middle + trail != word:
words[i] = lead + middle + trail
if autoescape and not safe_input:
lead, trail = escape(lead), escape(trail)
words[i] = mark_safe('%s%s%s' % (lead, middle, trail))
elif autoescape and not safe_input:
words[i] = escape(word)
elif safe_input:

View File

@ -98,8 +98,8 @@ def get_filter_tests():
'filter-upper01': ('{% autoescape off %}{{ a|upper }} {{ b|upper }}{% endautoescape %}', {"a": "a & b", "b": mark_safe("a &amp; b")}, u"A & B A &AMP; B"),
'filter-upper02': ('{{ a|upper }} {{ b|upper }}', {"a": "a & b", "b": mark_safe("a &amp; b")}, u"A &amp; B A &amp;AMP; B"),
'filter-urlize01': ('{% autoescape off %}{{ a|urlize }} {{ b|urlize }}{% endautoescape %}', {"a": "http://example.com/x=&y=", "b": mark_safe("http://example.com?x=&y=")}, u'<a href="http://example.com/x=&y=" rel="nofollow">http://example.com/x=&y=</a> <a href="http://example.com?x=&y=" rel="nofollow">http://example.com?x=&y=</a>'),
'filter-urlize02': ('{{ a|urlize }} {{ b|urlize }}', {"a": "http://example.com/x=&y=", "b": mark_safe("http://example.com?x=&y=")}, u'<a href="http://example.com/x=&y=" rel="nofollow">http://example.com/x=&amp;y=</a> <a href="http://example.com?x=&y=" rel="nofollow">http://example.com?x=&y=</a>'),
'filter-urlize01': ('{% autoescape off %}{{ a|urlize }} {{ b|urlize }}{% endautoescape %}', {"a": "http://example.com/?x=&y=", "b": mark_safe("http://example.com?x=&amp;y=")}, u'<a href="http://example.com/?x=&y=" rel="nofollow">http://example.com/?x=&y=</a> <a href="http://example.com?x=&amp;y=" rel="nofollow">http://example.com?x=&amp;y=</a>'),
'filter-urlize02': ('{{ a|urlize }} {{ b|urlize }}', {"a": "http://example.com/?x=&y=", "b": mark_safe("http://example.com?x=&amp;y=")}, u'<a href="http://example.com/?x=&amp;y=" rel="nofollow">http://example.com/?x=&amp;y=</a> <a href="http://example.com?x=&amp;y=" rel="nofollow">http://example.com?x=&amp;y=</a>'),
'filter-urlize03': ('{% autoescape off %}{{ a|urlize }}{% endautoescape %}', {"a": mark_safe("a &amp; b")}, 'a &amp; b'),
'filter-urlize04': ('{{ a|urlize }}', {"a": mark_safe("a &amp; b")}, 'a &amp; b'),
@ -108,8 +108,12 @@ def get_filter_tests():
'filter-urlize05': ('{% autoescape off %}{{ a|urlize }}{% endautoescape %}', {"a": "<script>alert('foo')</script>"}, "<script>alert('foo')</script>"),
'filter-urlize06': ('{{ a|urlize }}', {"a": "<script>alert('foo')</script>"}, '&lt;script&gt;alert(&#39;foo&#39;)&lt;/script&gt;'),
'filter-urlizetrunc01': ('{% autoescape off %}{{ a|urlizetrunc:"8" }} {{ b|urlizetrunc:"8" }}{% endautoescape %}', {"a": '"Unsafe" http://example.com/x=&y=', "b": mark_safe('&quot;Safe&quot; http://example.com?x=&y=')}, u'"Unsafe" <a href="http://example.com/x=&y=" rel="nofollow">http:...</a> &quot;Safe&quot; <a href="http://example.com?x=&y=" rel="nofollow">http:...</a>'),
'filter-urlizetrunc02': ('{{ a|urlizetrunc:"8" }} {{ b|urlizetrunc:"8" }}', {"a": '"Unsafe" http://example.com/x=&y=', "b": mark_safe('&quot;Safe&quot; http://example.com?x=&y=')}, u'&quot;Unsafe&quot; <a href="http://example.com/x=&y=" rel="nofollow">http:...</a> &quot;Safe&quot; <a href="http://example.com?x=&y=" rel="nofollow">http:...</a>'),
# mailto: testing for urlize
'filter-urlize07': ('{{ a|urlize }}', {"a": "Email me at me@example.com"}, 'Email me at <a href="mailto:me@example.com">me@example.com</a>'),
'filter-urlize08': ('{{ a|urlize }}', {"a": "Email me at <me@example.com>"}, 'Email me at &lt;<a href="mailto:me@example.com">me@example.com</a>&gt;'),
'filter-urlizetrunc01': ('{% autoescape off %}{{ a|urlizetrunc:"8" }} {{ b|urlizetrunc:"8" }}{% endautoescape %}', {"a": '"Unsafe" http://example.com/x=&y=', "b": mark_safe('&quot;Safe&quot; http://example.com?x=&amp;y=')}, u'"Unsafe" <a href="http://example.com/x=&y=" rel="nofollow">http:...</a> &quot;Safe&quot; <a href="http://example.com?x=&amp;y=" rel="nofollow">http:...</a>'),
'filter-urlizetrunc02': ('{{ a|urlizetrunc:"8" }} {{ b|urlizetrunc:"8" }}', {"a": '"Unsafe" http://example.com/x=&y=', "b": mark_safe('&quot;Safe&quot; http://example.com?x=&amp;y=')}, u'&quot;Unsafe&quot; <a href="http://example.com/x=&amp;y=" rel="nofollow">http:...</a> &quot;Safe&quot; <a href="http://example.com?x=&amp;y=" rel="nofollow">http:...</a>'),
'filter-wordcount01': ('{% autoescape off %}{{ a|wordcount }} {{ b|wordcount }}{% endautoescape %}', {"a": "a & b", "b": mark_safe("a &amp; b")}, "3 3"),
'filter-wordcount02': ('{{ a|wordcount }} {{ b|wordcount }}', {"a": "a & b", "b": mark_safe("a &amp; b")}, "3 3"),
@ -240,7 +244,7 @@ def get_filter_tests():
'chaining13': ('{{ a|safe|force_escape }}', {"a": "a < b"}, "a &lt; b"),
'chaining14': ('{% autoescape off %}{{ a|safe|force_escape }}{% endautoescape %}', {"a": "a < b"}, "a &lt; b"),
# Filters decorated with stringfilter still respect is_safe.
# Filters decorated with stringfilter still respect is_safe.
'autoescape-stringfilter01': (r'{{ unsafe|capfirst }}', {'unsafe': UnsafeClass()}, 'You &amp; me'),
'autoescape-stringfilter02': (r'{% autoescape off %}{{ unsafe|capfirst }}{% endautoescape %}', {'unsafe': UnsafeClass()}, 'You & me'),
'autoescape-stringfilter03': (r'{{ safe|capfirst }}', {'safe': SafeClass()}, 'You &gt; me'),