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validation.py: enhance IDN-check

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Previously olny IDN hostnames which starts with xn-- was allowed, now
subdomains like subdomains.xn--foobar.i2p are also allowed.
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Hidden Z 2010-10-22 18:02:47 +00:00
parent ac3df58a3f
commit 0c45032178
1 changed files with 1 additions and 1 deletions
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2
web/lib/validation.py
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@ -39,7 +39,7 @@ def validate_hostname(data):
if re.search(r'(\.-)|(-\.)', namepart):
raise forms.ValidationError('Hostname contain ".-" or "-."')
# Must not contain '--' except in 'xn--' for IDN
if re.search(r'(?<!^xn)--', namepart):
if re.search(r'(?<!^xn)--', namepart) and re.search(r'(?<!\.xn)--', namepart):
raise forms.ValidationError('Hostname contain "--" and it\'s not an IDN')
# Certain hostnames reserved for project use are not allowed
if re.search(r'(^|\.)(proxy|router|console)$', namepart):