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Fixed #24531 -- Improved CommaSeparatedIntegerField validation.

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`','`, `'1,,1'`, `',1'` etc. are no longer considered as valid
comma-separated integer lists.
This commit is contained in:
Bertrand Bordage 2015-02-14 15:20:43 +01:00 • committed by Tim Graham
parent f4cc0c40a8
commit 3e64f3d0fc
5 changed files with 49 additions and 17 deletions
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13
django/core/validators.py
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@ -254,11 +254,14 @@ def ip_address_validators(protocol, unpack_ipv4):
raise ValueError("The protocol '%s' is unknown. Supported: %s"
% (protocol, list(ip_address_validator_map)))
comma_separated_int_list_re = re.compile('^[\d,]+$')
validate_comma_separated_integer_list = RegexValidator(
comma_separated_int_list_re,
_('Enter only digits separated by commas.'),
'invalid'
def int_list_validator(sep=',', message=None, code='invalid'):
regexp = re.compile('^\d+(?:%s\d+)*$' % re.escape(sep))
return RegexValidator(regexp, message=message, code=code)
validate_comma_separated_integer_list = int_list_validator(
message=_('Enter only digits separated by commas.'),
)