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Fixed #14516 -- Extract methods from removetags and slugify template filters

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Patch by @jphalip updated to apply, documentation and release notes
added.

I've documented strip_tags as well as remove_tags as the difference
between the two wouldn't be immediately obvious.
This commit is contained in:
Marc Tamlyn 2012-08-18 13:53:22 +01:00 • committed by Andrew Godwin
parent 58683e9c82
commit 212b9826bd
7 changed files with 94 additions and 5 deletions
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12
django/utils/text.py
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@ -16,6 +16,7 @@ if not six.PY3:
from django.utils.functional import allow_lazy, SimpleLazyObject
from django.utils import six
from django.utils.translation import ugettext_lazy, ugettext as _, pgettext
from django.utils.safestring import mark_safe
# Capitalizes the first letter of a string.
capfirst = lambda x: x and force_text(x)[0].upper() + force_text(x)[1:]
@ -383,3 +384,14 @@ def unescape_string_literal(s):
quote = s[0]
return s[1:-1].replace(r'\%s' % quote, quote).replace(r'\\', '\\')
unescape_string_literal = allow_lazy(unescape_string_literal)
def slugify(value):
"""
Converts to lowercase, removes non-word characters (alphanumerics and
underscores) and converts spaces to hyphens. Also strips leading and
trailing whitespace.
"""
value = unicodedata.normalize('NFKD', value).encode('ascii', 'ignore')
value = unicode(re.sub('[^\w\s-]', '', value).strip().lower())
return mark_safe(re.sub('[-\s]+', '-', value))
slugify = allow_lazy(slugify, unicode)