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Fixed #9764 - Updated EmailField and URLField to support IDN (Internationalized Domain Names). Thanks, UloPe.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12474 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Jannis Leidel
2010-02-21 23:44:35 +00:00
parent 0d4726f518
commit 7f5d9ad661
3 changed files with 56 additions and 2 deletions

View File

@@ -1,4 +1,5 @@
import re
import urlparse
from django.core.exceptions import ValidationError
from django.utils.translation import ugettext_lazy as _
@@ -52,7 +53,29 @@ class URLValidator(RegexValidator):
self.user_agent = validator_user_agent
def __call__(self, value):
super(URLValidator, self).__call__(value)
try:
super(URLValidator, self).__call__(value)
except ValidationError, e:
# Trivial case failed. Try for possible IDN domain
if value:
original = value
value = smart_unicode(value)
splitted = urlparse.urlsplit(value)
try:
netloc_ace = splitted[1].encode('idna') # IDN -> ACE
except UnicodeError: # invalid domain part
raise e
value = value.replace(splitted[1], netloc_ace)
# If no URL path given, assume /
if not splitted[2]:
value += u'/'
super(URLValidator, self).__call__(value)
# After validation revert ACE encoded domain-part to
# original (IDN) value as suggested by RFC 3490
value = original
else:
raise
if self.verify_exists:
import urllib2
headers = {
@@ -77,12 +100,29 @@ def validate_integer(value):
except (ValueError, TypeError), e:
raise ValidationError('')
class EmailValidator(RegexValidator):
def __call__(self, value):
try:
super(EmailValidator, self).__call__(value)
except ValidationError, e:
# Trivial case failed. Try for possible IDN domain-part
if value and u'@' in value:
parts = value.split(u'@')
domain_part = parts[-1]
try:
parts[-1] = parts[-1].encode('idna')
except UnicodeError:
raise e
super(EmailValidator, self).__call__(u'@'.join(parts))
else:
raise
email_re = re.compile(
r"(^[-!#$%&'*+/=?^_`{}|~0-9A-Z]+(\.[-!#$%&'*+/=?^_`{}|~0-9A-Z]+)*" # dot-atom
r'|^"([\001-\010\013\014\016-\037!#-\[\]-\177]|\\[\001-011\013\014\016-\177])*"' # quoted-string
r')@(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+[A-Z]{2,6}\.?$', re.IGNORECASE) # domain
validate_email = RegexValidator(email_re, _(u'Enter a valid e-mail address.'), 'invalid')
validate_email = EmailValidator(email_re, _(u'Enter a valid e-mail address.'), 'invalid')
slug_re = re.compile(r'^[-\w]+$')
validate_slug = RegexValidator(slug_re, _(u"Enter a valid 'slug' consisting of letters, numbers, underscores or hyphens."), 'invalid')