def __init__(self,
name="Watson",
command_names=(),
log_file='/var/log/chatbot.log',
log_level=logging.INFO):
self._modules = {}
self._commands = {}
self.state = State(self)
self.welcome_phrase = self.welcome_phrase % name
self.command_grammars = create_grammars("/".join(command_names) +
" <phrase>")
formatter = logging.Formatter(
'[%(asctime)s %(levelname)s] - %(message)s')
handler = logging.FileHandler(log_file)
handler.setFormatter(formatter)
self.logger = logging.getLogger("watson")
self.logger.addHandler(handler)
self.logger.setLevel(log_level)
def __init__(self, name="Watson", command_names=(), log_file='/var/log/chatbot.log', log_level=logging.INFO):
self._modules = {}
self._commands = {}
self.state = State(self)
self.welcome_phrase = self.welcome_phrase % name
self.command_grammars = create_grammars("/".join(command_names) + " <phrase>")
formatter = logging.Formatter('[%(asctime)s %(levelname)s] - %(message)s')
handler = logging.FileHandler(log_file)
handler.setFormatter(formatter)
self.logger = logging.getLogger("watson")
self.logger.addHandler(handler)
self.logger.setLevel(log_level)
class Chatbot(object):
'''
Base chatbot class, must not be instantiated directly. All sublasses must at least override connect and speak
for whichever service the subclass supports.
'''
default_phrase = 'I... have no idea what you\'re talking about. Try the command "help" for a list of my functions'
welcome_phrase = "Hello, %s here, how may I assist you?"
goodbye_phrase = "Oh what a world, what a world..."
def __init__(self,
name="Watson",
command_names=(),
log_file='/var/log/chatbot.log',
log_level=logging.INFO):
self._modules = {}
self._commands = {}
self.state = State(self)
self.welcome_phrase = self.welcome_phrase % name
self.command_grammars = create_grammars("/".join(command_names) +
" <phrase>")
formatter = logging.Formatter(
'[%(asctime)s %(levelname)s] - %(message)s')
handler = logging.FileHandler(log_file)
handler.setFormatter(formatter)
self.logger = logging.getLogger("watson")
self.logger.addHandler(handler)
self.logger.setLevel(log_level)
def speak(self, message, user):
'''
the method used to send a message, requires the user that triggered the message, in case the bit needs it
to be implemented by subclasses
'''
raise NotImplementedError
def connect(self):
raise NotImplementedError
def disconnect(self):
raise NotImplementedError
def error(self):
raise NotImplementedError
def add_module(self, module):
if not module.__module_name__ in self._modules:
for dependency in module.__module_dependencies__:
if not dependency in self._modules:
raise ValueError(
'Module dependency missing! Module "{0}" requires module "{1}", which has not been added yet.'
.format(module.__module_name__, dependency))
self._modules[module.__module_name__] = module
module.bot = self
for command in module.command_functions:
self._commands[command.__name__] = command
else:
raise ValueError(
"Duplicate module added. Cannot have multiple modules with the same name: "
+ module.__module_name__)
def get_module(self, name):
return self._modules.get(name, None)
def get_all_modules(self):
return self._modules.values()
def get_command(self, name):
return self._commands.get(name, None)
def perform_action(self, user, message):
'''
parses out the message. if it's a command, it calls do_command.
if it's not a command, it gets the chat modules to try to overhear it if they can
'''
if not getattr(self, 'username', None) or user != self.username:
try:
message = unicodedata.normalize('NFKD',
unicode(message)).encode(
'ascii', 'ignore').lower()
was_answer = self.state.check_answer(user, message)
parsed = match_grammars(str(message), self.command_grammars)
if parsed and not was_answer:
self.do_command(user, parsed['phrase'].lower())
else:
hit = False
for module in self._modules.values():
hit |= module.overhear(user, message)
if hit:
break
except Exception:
self.logger.error(traceback.format_exc())
try:
self.speak(
user,
"Whoops, looks like that caused me to crash. Check my log files to see what happened!"
)
except:
self.logger.error(traceback.format_exc())
def do_command(self, user, command):
'''
goes through all chat modules and gets them to try to perform an action if they can. if nothing can, it says a predefined phrase
'''
hit = False
storable = True
for module in self._modules.values():
module_hit, storable = module.perform_command(user, command)
hit |= module_hit
if hit:
if storable:
self.state.store_command(user, command)
break
if not hit:
self.speak(user, self.default_phrase)
class Chatbot(object):
'''
Base chatbot class, must not be instantiated directly. All sublasses must at least override connect and speak
for whichever service the subclass supports.
'''
default_phrase = 'I... have no idea what you\'re talking about. Try the command "help" for a list of my functions'
welcome_phrase = "Hello, %s here, how may I assist you?"
goodbye_phrase = "Oh what a world, what a world..."
def __init__(self, name="Watson", command_names=(), log_file='/var/log/chatbot.log', log_level=logging.INFO):
self._modules = {}
self._commands = {}
self.state = State(self)
self.welcome_phrase = self.welcome_phrase % name
self.command_grammars = create_grammars("/".join(command_names) + " <phrase>")
formatter = logging.Formatter('[%(asctime)s %(levelname)s] - %(message)s')
handler = logging.FileHandler(log_file)
handler.setFormatter(formatter)
self.logger = logging.getLogger("watson")
self.logger.addHandler(handler)
self.logger.setLevel(log_level)
def speak(self, message, user):
'''
the method used to send a message, requires the user that triggered the message, in case the bit needs it
to be implemented by subclasses
'''
raise NotImplementedError
def connect(self):
raise NotImplementedError
def disconnect(self):
raise NotImplementedError
def error(self):
raise NotImplementedError
def add_module(self, module):
if not module.__module_name__ in self._modules:
for dependency in module.__module_dependencies__:
if not dependency in self._modules:
raise ValueError('Module dependency missing! Module "{0}" requires module "{1}", which has not been added yet.'.format(module.__module_name__, dependency))
self._modules[module.__module_name__] = module
module.bot = self
for command in module.command_functions:
self._commands[command.__name__] = command
else:
raise ValueError("Duplicate module added. Cannot have multiple modules with the same name: " + module.__module_name__)
def get_module(self, name):
return self._modules.get(name, None)
def get_all_modules(self):
return self._modules.values()
def get_command(self, name):
return self._commands.get(name, None)
def perform_action(self, user, message):
'''
parses out the message. if it's a command, it calls do_command.
if it's not a command, it gets the chat modules to try to overhear it if they can
'''
if not getattr(self,'username',None) or user != self.username:
try:
message = unicodedata.normalize('NFKD', unicode(message)).encode('ascii', 'ignore').lower()
was_answer = self.state.check_answer(user, message)
parsed = match_grammars(str(message), self.command_grammars)
if parsed and not was_answer:
self.do_command(user, parsed['phrase'].lower())
else:
hit = False
for module in self._modules.values():
hit |= module.overhear(user, message)
if hit:
break
except Exception:
self.logger.error(traceback.format_exc())
try:
self.speak(user, "Whoops, looks like that caused me to crash. Check my log files to see what happened!")
except:
self.logger.error(traceback.format_exc())
def do_command(self, user, command):
'''
goes through all chat modules and gets them to try to perform an action if they can. if nothing can, it says a predefined phrase
'''
hit = False
storable = True
for module in self._modules.values():
module_hit, storable = module.perform_command(user, command)
hit |= module_hit
if hit:
if storable:
self.state.store_command(user, command)
break
if not hit:
self.speak(user, self.default_phrase)
