26 lines
723 B
Python
26 lines
723 B
Python
"""A set of basic callbacks for bleach.linkify."""
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from __future__ import unicode_literals
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def nofollow(attrs, new=False):
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href_key = (None, u'href')
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if href_key not in attrs or attrs[href_key].startswith(u'mailto:'):
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return attrs
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rel_key = (None, u'rel')
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rel_values = [val for val in attrs.get(rel_key, u'').split(u' ') if val]
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if u'nofollow' not in [rel_val.lower() for rel_val in rel_values]:
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rel_values.append(u'nofollow')
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attrs[rel_key] = u' '.join(rel_values)
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return attrs
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def target_blank(attrs, new=False):
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href_key = (None, u'href')
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if attrs[href_key].startswith(u'mailto:'):
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return attrs
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attrs[(None, u'target')] = u'_blank'
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return attrs
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