def prep(user, host, resource):
"""
Perform stringprep on all JID fragments.
@param user: The user part of the JID.
@type user: C{unicode}
@param host: The host part of the JID.
@type host: C{unicode}
@param resource: The resource part of the JID.
@type resource: C{unicode}
@return: The given parts with stringprep applied.
@rtype: C{tuple}
"""
if user:
try:
user = nodeprep.prepare(unicode(user))
except UnicodeError:
raise InvalidFormat, "Invalid character in username"
else:
user = None
if not host:
raise InvalidFormat, "Server address required."
else:
try:
host = nameprep.prepare(unicode(host))
except UnicodeError:
raise InvalidFormat, "Invalid character in hostname"
if resource:
try:
resource = resourceprep.prepare(unicode(resource))
except UnicodeError:
raise InvalidFormat, "Invalid character in resource"
else:
resource = None
return (user, host, resource)
def prep(user, host, resource):
"""
Perform stringprep on all JID fragments.
@param user: The user part of the JID.
@type user: C{unicode}
@param host: The host part of the JID.
@type host: C{unicode}
@param resource: The resource part of the JID.
@type resource: C{unicode}
@return: The given parts with stringprep applied.
@rtype: C{tuple}
"""
if user:
try:
user = nodeprep.prepare(unicode(user))
except UnicodeError:
raise InvalidFormat, "Invalid character in username"
else:
user = None
if not host:
raise InvalidFormat, "Server address required."
else:
try:
host = nameprep.prepare(unicode(host))
except UnicodeError:
raise InvalidFormat, "Invalid character in hostname"
if resource:
try:
resource = resourceprep.prepare(unicode(resource))
except UnicodeError:
raise InvalidFormat, "Invalid character in resource"
else:
resource = None
return (user, host, resource)
def testNodePrep(self):
self.assertEquals(nodeprep.prepare(u'user'), u'user')
self.assertEquals(nodeprep.prepare(u'User'), u'user')
self.assertRaises(UnicodeError, nodeprep.prepare, u'us&er')
