def update_tag(self, tag_struct):
"""Update tag"""
try:
tag_btype = btype.Tag << tag_struct
tag = self.session.query(models.Tag).filter(
(models.Tag.id == tag_btype.id)
& (models.Tag.action != const.ACTION_DELETE)
).one()
if self.session.query(models.Tag).filter(
(models.Tag.id != tag_btype.id)
& (models.Tag.name == tag_btype.name)
).count():
raise DBusException(
'Tag with this name already exist',
)
tag.action = const.ACTION_CHANGE
tag_btype.give_to_obj(tag)
self.session.commit()
self.data_changed()
return btype.Tag >> tag
except NoResultFound:
raise DBusException('Tag does not exist')
def update_notebook(self, notebook_struct):
"""Update notebook"""
try:
notebook_btype = btype.Notebook << notebook_struct
notebook = self.session.query(models.Notebook).filter(
(models.Notebook.id == notebook_btype.id)
& (models.Notebook.action != const.ACTION_DELETE)
).one()
if self.session.query(models.Notebook).filter(
(models.Notebook.id != notebook_btype.id)
& (models.Notebook.name == notebook_btype.name)
).count():
raise DBusException(
'Notebook with this name already exist',
)
notebook.action = const.ACTION_CHANGE
notebook_btype.give_to_obj(notebook)
self.session.commit()
self.data_changed()
return btype.Notebook >> notebook
except NoResultFound:
raise DBusException('Notebook does not exist')
def call_blocking(self,
bus_name,
object_path,
dbus_interface,
method,
signature,
args,
timeout=-1.0,
byte_arrays=False,
**kwargs):
"""Call the given method, synchronously.
:Since: 0.81.0
"""
if object_path == LOCAL_PATH:
raise DBusException('Methods may not be called on the reserved '
'path %s' % LOCAL_PATH)
if dbus_interface == LOCAL_IFACE:
raise DBusException('Methods may not be called on the reserved '
'interface %s' % LOCAL_IFACE)
# no need to validate other args - MethodCallMessage ctor will do
get_args_opts = dict(byte_arrays=byte_arrays)
if is_py2:
get_args_opts['utf8_strings'] = kwargs.get('utf8_strings', False)
elif 'utf8_strings' in kwargs:
raise TypeError("unexpected keyword argument 'utf8_strings'")
message = MethodCallMessage(destination=bus_name,
path=object_path,
interface=dbus_interface,
method=method)
# Add the arguments to the function
try:
message.append(signature=signature, *args)
except Exception as e:
logging.basicConfig()
_logger.error(
'Unable to set arguments %r according to '
'signature %r: %s: %s', args, signature, e.__class__, e)
raise
# make a blocking call
reply_message = self.send_message_with_reply_and_block(
message, timeout)
args_list = reply_message.get_args_list(**get_args_opts)
if len(args_list) == 0:
return None
elif len(args_list) == 1:
return args_list[0]
else:
return tuple(args_list)
def call_async(self,
bus_name,
object_path,
dbus_interface,
method,
signature,
args,
reply_handler,
error_handler,
timeout=-1.0,
utf8_strings=False,
byte_arrays=False,
require_main_loop=True):
"""Call the given method, asynchronously.
If the reply_handler is None, successful replies will be ignored.
If the error_handler is None, failures will be ignored. If both
are None, the implementation may request that no reply is sent.
:Returns: The dbus.lowlevel.PendingCall.
:Since: 0.81.0
"""
if object_path == LOCAL_PATH:
raise DBusException('Methods may not be called on the reserved '
'path %s' % LOCAL_PATH)
if dbus_interface == LOCAL_IFACE:
raise DBusException('Methods may not be called on the reserved '
'interface %s' % LOCAL_IFACE)
# no need to validate other args - MethodCallMessage ctor will do
get_args_opts = {
'utf8_strings': utf8_strings,
'byte_arrays': byte_arrays
}
message = MethodCallMessage(destination=bus_name,
path=object_path,
interface=dbus_interface,
method=method)
# Add the arguments to the function
try:
message.append(signature=signature, *args)
except Exception, e:
logging.basicConfig()
_logger.error(
'Unable to set arguments %r according to '
'signature %r: %s: %s', args, signature, e.__class__, e)
raise
def error_handler_with_conversion(e):
# We can’t use log.exception() because the traceback is no longer available.
# So the three cases in dbus_handle_exceptions amount to just this.
if not isinstance(e, DBusException):
log.error("{0}: {1}".format(type(e), str(e)))
e = DBusException(str(e))
error_handler(e)
def update_note_resources(self, note_id, resources_struct):
"""Update note resources"""
try:
note = self.session.query(models.Note).filter(
models.Note.id == note_id,
).one()
except NoResultFound:
raise DBusException('models.Note not found')
self.session.query(models.Resource).filter(
models.Resource.note_id == note.id,
).delete()
for resource_btype in btype.Resource.list << resources_struct:
resource = models.Resource(
action=const.ACTION_CREATE,
note_id=note.id,
)
resource_btype.give_to_obj(resource)
resource.id = None
self.session.add(resource)
if note.action != const.ACTION_CREATE:
note.action = const.ACTION_CHANGE
self.session.commit()
self.data_changed()
return btype.Note >> note
def get_note(self, id):
try:
return btype.Note.from_obj(self.sq(Note).filter(
and_(Note.id == id, Note.action != ACTION_DELETE),
).one()).struct
except NoResultFound:
raise DBusException('Note not found')
def dbus_handle_exceptions(func, *args, **kwargs):
"""Decorator to handle exceptions, log and report them into D-BUS
:Raises DBusException: on a firewall error code problems.
"""
try:
return func(*args, **kwargs)
except FirewallError as error:
log.error(str(error))
raise DBusException(str(error))
except DBusException as e:
# only log DBusExceptions once
raise e
except Exception as e:
log.exception()
raise DBusException(str(e))
def delete_note(self, id):
try:
self.sq(Note).filter(Note.id == id).one().action = ACTION_DELETE
self.session.commit()
self.data_changed()
return True
except NoResultFound:
raise DBusException('Note not found')
def dbus_handle_exceptions(func, *args, **kwargs):
"""Decorator to handle exceptions, log and convert into DBusExceptions.
:Raises DBusException: on any exception raised by the decorated function.
"""
# Keep this in sync with async.start_with_dbus_callbacks()
try:
return func(*args, **kwargs)
except RolekitError as error:
log.error(str(error))
raise DBusException(str(error))
except DBusException:
# only log DBusExceptions once, pass it through
raise
except Exception as e:
log.exception()
raise DBusException(str(e))
def update_notebook(self, notebook_struct):
try:
notebook = btype.Notebook.from_tuple(notebook_struct)
nb = self.sq(Notebook).filter(Notebook.id == notebook.id, ).one()
if self.sq(Notebook).filter(
and_(
Notebook.id != notebook.id,
Notebook.name == notebook.name,
)).count():
raise DBusException('Notebook with this name already exist', )
nb.action = ACTION_CHANGE
self.session.commit()
notebook.give_to_obj(nb)
self.data_changed()
return btype.Notebook.from_obj(nb).struct
except NoResultFound:
raise DBusException('Notebook does not exist')
def get_notebook(self, id):
try:
return btype.Notebook.from_obj(self.sq(Notebook).filter(
and_(Notebook.id == id,
Notebook.action != ACTION_DELETE,
)).one()).struct
except NoResultFound:
raise DBusException('Notebook does not exist')
def Set(self, interface_name, property_name, value):
"""Set value of property on named interface to value. interface_name
may be empty, but if there are many properties with the same name the
behaviour is undefined.
"""
prop = self._get_decorator(interface_name, property_name)
if not prop.fset:
raise DBusException("Property %s not writable" % property_name)
return prop.fset(self, value)
def _get_decorator(self, interface_name, property_name):
interfaces = self._dbus_interface_table
if interface_name:
interface = interfaces.get(interface_name)
if interface is None:
raise DBusException("No interface %s on object" % interface_name)
prop = interface.get(property_name)
if prop is None:
raise DBusException("No property %s on object interface %s" % (property_name, interface_name))
if not isinstance(prop, dbus_property):
raise DBusException("Name %s on object interface %s is not a property" % (property_name, interface_name))
return prop
else:
for interface in interfaces.values():
prop = interface.get(property_name)
if prop and isinstance(prop, dbus_property):
return prop
raise DBusException("No property %s found" % (property_name,))
def msg_reply_handler(message):
if isinstance(message, MethodReturnMessage):
reply_handler(*message.get_args_list(**get_args_opts))
elif isinstance(message, ErrorMessage):
error_handler(DBusException(name=message.get_error_name(),
*message.get_args_list()))
else:
error_handler(TypeError('Unexpected type for reply '
'message: %r' % message))
def delete_notebook(self, id):
try:
self.sq(Notebook).filter(
Notebook.id == id, ).one().action = ACTION_DELETE
self.session.commit()
self.data_changed()
return True
except NoResultFound:
raise DBusException('Notebook does not exist')
def share_note(self, note_id):
try:
note = self.sq(Note).filter(
and_(Note.id == note_id, Note.action != ACTION_DELETE),
).one()
note.share_status = SHARE_NEED_SHARE
self.session.commit()
self.sync()
except NoResultFound:
raise DBusException('Note not found')
def get_notebook(self, id):
"""Get notebook by id"""
try:
notebook = self.session.query(models.Notebook).filter(
(models.Notebook.id == id)
& (models.Notebook.action != const.ACTION_DELETE)
).one()
return btype.Notebook >> notebook
except NoResultFound:
raise DBusException('Notebook does not exist')
def get_note(self, id):
"""Get note by id"""
try:
note = self.session.query(models.Note).filter(
(models.Note.id == id)
& (models.Note.action != const.ACTION_DELETE)
).one()
return btype.Note >> note
except NoResultFound:
raise DBusException('models.Note not found')
def get_note_by_guid(self, guid):
"""Get note by guid"""
try:
note = self.session.query(models.Note).filter(
(models.Note.guid == guid)
& ~models.Note.action.in_(const.DISABLED_ACTIONS)
).one()
return btype.Note >> note
except NoResultFound:
raise DBusException('Note not found')
def create_notebook(self, name):
if self.sq(Note).filter(Notebook.name == name, ).count():
raise DBusException('Notebook with this name already exist', )
notebook = Notebook(
action=ACTION_CREATE,
name=name,
default=False,
)
self.session.add(notebook)
self.session.commit()
self.data_changed()
return btype.Notebook.from_obj(notebook).struct
def update_tag(self, tag_struct):
try:
tag = btype.Tag.from_tuple(tag_struct)
tg = self.sq(Tag).filter(
and_(Tag.id == tag.id,
Tag.action != ACTION_DELETE,
)).one()
if self.sq(Tag).filter(and_(
Tag.id != tag.id,
Tag.name == tag.name,
)).count():
raise DBusException(
'Tag with this name already exist',
)
tg.action = ACTION_CHANGE
self.session.commit()
tag.give_to_obj(tg)
self.data_changed()
return btype.Tag.from_obj(tg).struct
except NoResultFound:
raise DBusException('Tag does not exist')
def share_note(self, note_id):
"""Share note"""
try:
note = self.session.query(models.Note).filter(
(models.Note.id == note_id)
& (models.Note.action != const.ACTION_DELETE)
).one()
note.share_status = const.SHARE_NEED_SHARE
self.session.commit()
self.sync()
except NoResultFound:
raise DBusException('models.Note not found')
def delete_notebook(self, id):
"""Delete notebook"""
try:
notebook = self.session.query(models.Notebook).filter(
models.Notebook.id == id,
).one()
notebook.action = const.ACTION_DELETE
self.session.commit()
self.data_changed()
return True
except NoResultFound:
raise DBusException('Notebook does not exist')
def call_blocking(self,
bus_name,
object_path,
dbus_interface,
method,
signature,
args,
timeout=-1.0,
utf8_strings=False,
byte_arrays=False):
"""Call the given method, synchronously.
:Since: 0.81.0
"""
if object_path == LOCAL_PATH:
raise DBusException('Methods may not be called on the reserved '
'path %s' % LOCAL_PATH)
if dbus_interface == LOCAL_IFACE:
raise DBusException('Methods may not be called on the reserved '
'interface %s' % LOCAL_IFACE)
# no need to validate other args - MethodCallMessage ctor will do
get_args_opts = {
'utf8_strings': utf8_strings,
'byte_arrays': byte_arrays
}
message = MethodCallMessage(destination=bus_name,
path=object_path,
interface=dbus_interface,
method=method)
# Add the arguments to the function
try:
message.append(signature=signature, *args)
except Exception, e:
logging.basicConfig()
_logger.error(
'Unable to set arguments %r according to '
'signature %r: %s: %s', args, signature, e.__class__, e)
raise
def update_note(self, note):
received_note = btype.Note.from_tuple(note)
try:
note = self.sq(Note).filter(Note.id == received_note.id, ).one()
except NoResultFound:
raise DBusException('Note not found')
received_note.give_to_obj(note)
if note.action == ACTION_NOEXSIST:
note.action = ACTION_CREATE
elif note.action != ACTION_CREATE:
note.action = ACTION_CHANGE
note.updated = int(time.time() * 1000)
self.session.commit()
self.data_changed()
return btype.Note.from_obj(note).struct
def delete_tag(self, id):
try:
tag = self.sq(Tag).filter(and_(
Tag.id == id,
Tag.action != ACTION_DELETE,
)).one()
tag.action = ACTION_DELETE
for note in self.sq(Note).filter(
Note.tags.contains(tag),
).all():
note.tags.remove(tag)
self.session.commit()
self.data_changed()
return True
except NoResultFound:
raise DBusException('Tag does not exist')
def delete_note(self, id):
try:
note = self.sq(Note).filter(Note.id == id).one()
if note.action == ACTION_CONFLICT:
# prevent circular dependency error
note.conflict_parent_id = None
note.conflict_parent = []
self.session.commit()
self.session.delete(note)
else:
note.action = ACTION_DELETE
self.session.commit()
self.data_changed()
return True
except NoResultFound:
raise DBusException('Note not found')
def create_notebook(self, name, stack):
"""Create new notebook"""
if self.session.query(models.Note).filter(
models.Notebook.name == name,
).count():
raise DBusException(
'models.Notebook with this name already exist',
)
notebook = models.Notebook(
action=const.ACTION_CREATE,
name=name, default=False, stack=stack,
)
self.session.add(notebook)
self.session.commit()
self.data_changed()
return btype.Notebook >> notebook
def __init__(self, proxy, connection, bus_name, object_path, method_name,
iface):
if object_path == LOCAL_PATH:
raise DBusException('Methods may not be called on the reserved '
'path %s' % LOCAL_PATH)
# trust that the proxy, and the properties it had, are OK
self._proxy = proxy
self._connection = connection
self._named_service = bus_name
self._object_path = object_path
# fail early if the method name is bad
_dbus_bindings.validate_member_name(method_name)
# the test suite relies on the existence of this property
self._method_name = method_name
# fail early if the interface name is bad
if iface is not None:
_dbus_bindings.validate_interface_name(iface)
self._dbus_interface = iface
def __init__(self, msg=''):
DBusException.__init__(self, msg)
def __init__(self, msg):
DBusException.__init__(self, msg)
self._dbus_error_name = PRESENCE_INTERFACE + ".WrongConnection"
def __init__(self, msg):
DBusException.__init__(self, msg)
self._dbus_error_name = PRESENCE_INTERFACE + ".NotFound"
