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epicserve/html_tags.py

Created September 17, 2014 19:04
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Example of using bleach to strip out bad/evil code.
Raw
html_tags.py
from django import template
from django.utils.safestring import mark_safe
import bleach
register = template.Library()
@register.filter
def strip_tags(text, valid_tags=['p', 'a', 'strong', 'em', 'ol', 'ul', 'li']):
if not isinstance(valid_tags, list):
valid_tags = valid_tags.split(',')
text = bleach.clean(text, valid_tags)
return mark_safe(text)
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