def clean(self):
data = self.cleaned_data
username = data.get('username')
if not self.is_resend and 'username' in data:
if check_username(username) is False:
msg = _("This username is not available or already in use.")
self._errors["username"] = self.error_class([msg])
del data["username"]
return data
def ajax_check_username(request):
username = request.POST.get('username')
rule = re.compile('^[\.\w-]+$')
try:
rule.match(username).group()
except:
return HttpJsonResponse(success=False)
if check_username(username) is False:
return HttpJsonResponse(success=False)
return HttpJsonResponse()
def validate_username(username):
if username.startswith('_'):
raise api_errors.APIException(api_errors.ERROR_REGISTRATION_INVALID_USERNAME)
#Check if the username format is valid
if not username or not USERNAME_FORMAT.match(username):
raise api_errors.APIException(api_errors.ERROR_REGISTRATION_INVALID_USERNAME)
if " " in username or "-" in username:
raise api_errors.APIException(api_errors.ERROR_REGISTRATION_INVALID_USERNAME)
#Check if the username is available
if not check_username(username):
raise api_errors.APIException(api_errors.ERROR_REGISTRATION_USERNAME_UNAVAILABLE)
return True
