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Code Issues 32 Releases Wiki Activity

Fixed #24349 -- Limited domain name labels to 63 characters in EmailValidator

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Anoop Thomas Mathew
2015-04-15 00:12:49 +05:30
committed by Tim Graham
parent b98dfc2177
commit 2400329508
3 changed files with 13 additions and 6 deletions
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5
django/core/validators.py
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@@ -142,9 +142,8 @@ class EmailValidator(object):
r'|^"([\001-\010\013\014\016-\037!#-\[\]-\177]|\\[\001-\011\013\014\016-\177])*"$)', # quoted-string
re.IGNORECASE)
domain_regex = re.compile(
# max length of the domain is 249: 254 (max email length) minus one
# period, two characters for the TLD, @ sign, & one character before @.
r'(?:[A-Z0-9](?:[A-Z0-9-]{0,247}[A-Z0-9])?\.)+(?:[A-Z]{2,6}|[A-Z0-9-]{2,}(?<!-))$',
# max length for domain name labels is 63 characters per RFC 1034
r'((?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+)(?:[A-Z0-9-]{2,63}(?<!-))$',
re.IGNORECASE)
literal_regex = re.compile(
# literal form, ipv4 or ipv6 address (SMTP 4.1.3)