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24 lines
684 B
Python
24 lines
684 B
Python
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import re
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import unicodedata
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from django.utils.encoding import smart_unicode
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# Extra characters outside of alphanumerics that we'll allow.
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SLUG_OK = '-_~'
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def slugify(s, ok=SLUG_OK, lower=True, spaces=False):
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# L and N signify letter/number.
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# http://www.unicode.org/reports/tr44/tr44-4.html#GC_Values_Table
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rv = []
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for c in unicodedata.normalize('NFKC', smart_unicode(s)):
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cat = unicodedata.category(c)[0]
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if cat in 'LN' or c in ok:
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rv.append(c)
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if cat == 'Z': # space
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rv.append(' ')
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new = ''.join(rv).strip()
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if not spaces:
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new = re.sub('[-\s]+', '-', new)
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return new.lower() if lower else new
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