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35 lines
974 B
35 lines
974 B
# -*- coding: utf-8 -*-
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from django.core.exceptions import ValidationError
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import pytils, re
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def is_positive_integer(data,
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msg='Введите правильное значение'):
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"""
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function checking if data positive integer
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"""
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if not data:
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return
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elif data.isdigit() and int(data) > 0:
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return int(data)
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else:
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raise ValidationError(msg)
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def translit_with_separator(string, separator='-'):
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"""
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Trsanslit string and replace "bad" symbols for separator
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usage: translit_with_separator('введите, слово', '_') return 'vvedite_slovo'
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"""
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string = string.strip()
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#make string unicode
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string = u'%s'%string
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#make string translit
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st = pytils.translit.translify(string)
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#replace "bad" symbols for '-'symbol
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st = re.sub('[^\w\-_\.]', separator, st)
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#delete dublicating separators
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st = re.sub('%s+'%separator, separator, st)
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return st |