def cb_call(text):
"""
Interpret the text, execute the service, and insert the
output into the command window.
"""
try:
hlp = text.split()
if len(hlp) == 2 and hlp[0] == "help":
output = self.server.serviceUsage(hlp[1]) or "No help available"
else:
registrar = self.server.registrar
cmd, namespace, args = registrar.find_best_service(text)
if cmd is None:
output = "Could not parse input."
else:
output = registrar.request_service(cmd, namespace,
args) or "No output."
except exceptions.ServiceNotProvidedError as err:
output = str(err)
except UnsuccessfulExecution as err:
output = "Execution Unsuccessful: " + str(err)
except Exception as err:
output = "Exception encountered: " + str(err)
output = output.strip()
if len(output) > 0:
with locked(self.command_log_lock):
buf = textview.get_buffer()
end = buf.get_end_iter()
if buf.get_char_count() > 0:
buf.insert(end, '\n')
buf.insert(end, output)
textview.scroll_mark_onscreen(buf.get_insert())
return False
def unregister_service(self, svc_name, namespace=None):
"""Remove the registered service with the provided name and
(optional) namespace.
"""
svc_name = svc_name.lower()
svc = self.services.get(svc_name, namespace)
if svc:
with locked(svc.lock):
self.services.remove(svc_name, namespace)
def unregister_service(self, svc_name, namespace=None):
"""Remove the registered service with the provided name and
(optional) namespace.
"""
svc_name = svc_name.lower()
svc = self.services.get(svc_name, namespace)
if svc:
with locked(svc.lock):
self.services.remove(svc_name, namespace)
def register_object(self, obj_name, obj):
"""Create a shallow copy of the provided object and register it.
WARNING: Anything beyond simple objects may be changed without warning
by other plugins.
"""
obj_name = obj_name.lower()
with locked(self.__obj_lock):
if obj_name not in self.objects:
self.objects[obj_name] = self._RepoObj(_copy(obj))
else:
self.objects[obj_name].obj = obj
# Prevents the handler from needing a call to get_object
self.objects[obj_name].change_event.fire(obj)
def register_object(self, obj_name, obj):
"""Create a shallow copy of the provided object and register it.
WARNING: Anything beyond simple objects may be changed without warning
by other plugins.
"""
obj_name = obj_name.lower()
with locked(self.__obj_lock):
if obj_name not in self.objects:
self.objects[obj_name] = self._RepoObj(_copy(obj))
else:
self.objects[obj_name].obj = obj
# Prevents the handler from needing a call to get_object
self.objects[obj_name].change_event.fire(obj)
def request_service(self, svc_name, namespace=None, argdict=None, **kwargs):
"""Call the service registered to svc_name with the specified (optional)
namespace and given kwargs.
"""
svc_name = svc_name.lower()
if not self.services.get(svc_name, namespace):
raise ServiceDoesNotExist("Service does not exist.")
service = self.services.get(svc_name, namespace)
with locked(service.lock):
if argdict:
try:
kwargs.update(argdict)
except AttributeError:
pass
return service.svc(**kwargs)
def request_service(self,
svc_name,
namespace=None,
argdict=None,
**kwargs):
"""Call the service registered to svc_name with the specified (optional)
namespace and given kwargs.
"""
svc_name = svc_name.lower()
if not self.services.get(svc_name, namespace):
raise ServiceDoesNotExist("Service does not exist.")
service = self.services.get(svc_name, namespace)
with locked(service.lock):
if argdict:
try:
kwargs.update(argdict)
except AttributeError:
pass
return service.svc(**kwargs)
def cb_call(text):
"""
Interpret the text, execute the service, and insert the
output into the command window.
"""
try:
hlp = text.split()
if len(hlp) == 2 and hlp[0] == "help":
output = self.server.serviceUsage(
hlp[1]) or "No help available"
else:
registrar = self.server.registrar
cmd, namespace, args = registrar.find_best_service(
text)
if cmd is None:
output = "Could not parse input."
else:
output = registrar.request_service(
cmd, namespace, args) or "No output."
except exceptions.ServiceNotProvidedError as err:
output = str(err)
except UnsuccessfulExecution as err:
output = "Execution Unsuccessful: " + str(err)
except Exception as err:
output = "Exception encountered: " + str(err)
output = output.strip()
if len(output) > 0:
with locked(self.command_log_lock):
buf = textview.get_buffer()
end = buf.get_end_iter()
if buf.get_char_count() > 0:
buf.insert(end, '\n')
buf.insert(end, output)
textview.scroll_mark_onscreen(buf.get_insert())
return False
def remove_object(self, obj_name):
"""Remove a registered object from the internal cache."""
obj_name = obj_name.lower()
with locked(self.__obj_lock):
del self.objects[obj_name]
def remove_object(self, obj_name):
"""Remove a registered object from the internal cache."""
obj_name = obj_name.lower()
with locked(self.__obj_lock):
del self.objects[obj_name]
def interpret(self, clientid, raw):
"""Use the interpreter to translate the raw (arbitrary) text into
a command:arguments pair that is then executed like normal
Arguments:
clientid -- a unique id assigned to the client when registering
raw -- the raw text to interpret
Raises:
ClientNotRegisteredError
ServiceNotRegisteredError
UnknownIntentError
"""
client = self.get_client(clientid, touch_client=False)
with utils.locked(client.lock):
# TODO put conversation_timeout in settings
conversation_timeout = 40 # seconds
if client.last_contact + conversation_timeout < time.time():
client.current_conversation = None
client.last_contact = time.time()
# Continue a previous conversation
if client.current_conversation is not None:
try:
kwargs = {"_raw": raw.lower()}
output = client.current_conversation.send(kwargs)
except (StopIteration, AttributeError) as e:
client.current_conversation = None
# Start a new conversation
if client.current_conversation is None:
matches = self.registrar.find_services(raw)
# remove all unregistered services
matches = [match for match in matches if
match[0] in client.plugins]
if len(matches) == 0:
raise exceptions.UnknownIntentError(
"Execution failed: could not find a registered command.")
output = None
# TODO move limit to settings file
limit = 1 # How many results to try before quitting
try:
# Zip terminates with shortest sequence, so stops after
# matches end or `limit` iterations
for (ix, (command, namespace, args)) in zip(xrange(limit), matches):
conversation = self.registrar.request_service(
svc_name=command, namespace=namespace, argdict=args)
if conversation: # Service returns None if it can't handle input
try:
output = conversation.next()
client.current_conversation = conversation
except AttributeError as e: # Not a generator, get string output
output = str(conversation)
client.history.append(
clientmanager.QueryHistory(raw, command, namespace, args))
client.history.append(
clientmanager.ResponseHistory(output))
break # We got some good output, don't continue to the next
except UnsuccessfulExecution as e:
output = "Execution failed: " + str(e)
if not output:
output = "No output."
return output
def testfunc(lock, stream):
with utils.locked(lock):
for x in xrange(output_length):
stream.write(unicode(x))
def testfunc(lock, stream):
with utils.locked(lock):
for x in xrange(output_length):
stream.write(unicode(x))
def clear_log(button): # pylint: disable-msg=W0613
"""Clears the command history log display."""
with locked(self.command_log_lock):
self.command_log.delete(*self.command_log.get_bounds())
def clear_log(button): # pylint: disable-msg=W0613
"""Clears the command history log display."""
with locked(self.command_log_lock):
self.command_log.delete(*self.command_log.get_bounds())
