def normalize(self, hostname):
if not is_hostname(hostname):
raise ObservableValidationError("Invalid Hostname (is_hostname={}): {}".format(is_hostname(hostname), hostname))
if hostname.endswith('.'):
hostname = hostname[:-1]
self.idna = unicode(idna.encode(hostname.lower()))
self.value = unicode(idna.decode(hostname.lower()))
def guess_type(string):
from core.observables import Url, Ip, Hostname
if string and string.strip() != '':
if is_url(string):
return Url
elif is_ip(string):
return Ip
elif is_hostname(string):
return Hostname
else:
raise ObservableValidationError("{} was not recognized as a viable datatype".format(string))
