def clean_username(self):
username = self.cleaned_data['username']
if 'username' in self.changed_data:
key = 'username_attempts_%s' % self.instance.username
attempt = cache.get(key) or 0
if attempt < 10:
try:
reserved_validator = ReservedNameValidator(
reserved_names=DEFAULT_RESERVED_NAMES)
reserved_validator(username)
validate_confusables(username)
except forms.ValidationError as v:
self.add_error('username', v)
attempt += 1
cache.set(key, attempt, 300)
else:
raise forms.ValidationError(
'Maximum username change attempts exceeded')
return username
def test_confusables_validator(self):
"""
Test the confusable-username validator standalone.
"""
for dangerous_value in (
"p\u0430yp\u0430l",
"g\u043e\u043egle",
"\u03c1ay\u03c1al",
):
with self.assertRaises(ValidationError):
validators.validate_confusables(dangerous_value)
for safe_value in (
"paypal",
"google",
"root",
"admin",
"\u041f\u0451\u0442\u0440",
"\u5c71\u672c",
3,
):
validators.validate_confusables(safe_value)
def test_confusables_validator(self):
"""
Test the confusable-username validator standalone.
"""
for dangerous_value in (
u'p\u0430yp\u0430l',
u'g\u043e\u043egle',
u'\u03c1ay\u03c1al',
):
with self.assertRaises(ValidationError):
validators.validate_confusables(dangerous_value)
for safe_value in (
u'paypal',
u'google',
u'root',
u'admin',
u'\u041f\u0451\u0442\u0440',
u'\u5c71\u672c',
3,
):
validators.validate_confusables(safe_value)
def test_confusables_validator(self):
"""
Test the confusable-username validator standalone.
"""
for dangerous_value in (
u'p\u0430yp\u0430l',
u'g\u043e\u043egle',
u'\u03c1ay\u03c1al',
):
with self.assertRaises(ValidationError):
validators.validate_confusables(dangerous_value)
for safe_value in (
u'paypal',
u'google',
u'root',
u'admin',
u'\u041f\u0451\u0442\u0440',
u'\u5c71\u672c',
3,
):
validators.validate_confusables(safe_value)
