def search_for(self):
"""Search for interface name.
"""
inspector = RegistryInspector(getSiteManager().adapters)
iface_name = self.request.get('iface', None)
provided = resolve(iface_name)
name = self.request.get('name')
level = int(self.request.get('level'))
query = self.request.get('q')
names = inspector.get_keys_at_level(level, provided, name)
results = utils.ac_search(query, names)
return '\n'.join(results)
