def getCreationBuffer(self, parent_id):
buffer = blender_cave.buffer.Buffer()
item_id = self.getItemID()
if not self._created:
buffer.command(self.getParent().CREATE_ITEM)
buffer.itemID(parent_id)
buffer.itemID(item_id)
item_name = self.getItemName()
buffer.string(item_name)
try:
if self._item.parent is not None:
parent_name = str(self._item.parent)
else:
parent_name = item_name
except AttributeError:
parent_name = item_name
buffer.string(parent_name)
self._created = True
if not self.getParent()._firstCreation:
self.activate(True, True)
for item in self._getSubItems():
item = self.getParent().getItem(item)
buffer += item.getCreationBuffer(item_id)
return buffer
def getCreationBuffer(self, parent_id):
buffer = blender_cave.buffer.Buffer()
item_id = self.getItemID()
if not self._created:
buffer.command(self.getParent().CREATE_ITEM)
buffer.itemID(parent_id)
buffer.itemID(item_id)
item_name = self.getItemName()
buffer.string(item_name)
try:
if self._item.parent is not None:
parent_name = str(self._item.parent)
else:
parent_name = item_name
except AttributeError:
parent_name = item_name
buffer.string(parent_name)
self._created = True
if not self.getParent()._firstCreation:
self.activate(True, True)
for item in self._getSubItems():
item = self.getParent().getItem(item)
buffer += item.getCreationBuffer(item_id)
return buffer
def addBuffer(self, buffer_name, obj_buffer):
if self._original:
buffer = blender_cave.buffer.Buffer()
buffer.string(buffer_name)
buffer.subBuffer(obj_buffer)
file = open(self._backup_filename, "ab")
file.write(buffer._buffer)
file.close()
def quit(self, reason):
if not hasattr(self, '_is_quitting'):
self._is_quitting = True
buffer = blender_cave.buffer.Buffer()
buffer.command(self.QUIT)
buffer.string(reason)
self._send(buffer)
while len(self._clients) > 0:
self._select.run(True)
super(Master, self).quit(reason)
def quit(self, reason):
if not hasattr(self,'_is_quitting'):
self._is_quitting = True
buffer = blender_cave.buffer.Buffer()
buffer.command(self.QUIT)
buffer.string(reason)
self._send(buffer)
while len(self._clients) > 0:
self._select.run(True)
super(Master, self).quit(reason)
def _processMessageFromClient(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self._delClient(peer)
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.QUIT:
reason = buffer.string()
self.quit(reason)
else:
raise blender_cave.exceptions.Controller("Unattended command (" + str(command) + ") from " + self._clients[peer]['address'])
def _processMessageFromClient(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self._delClient(peer)
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.QUIT:
reason = buffer.string()
self.quit(reason)
else:
raise blender_cave.exceptions.Controller(
"Unattended command (" + str(command) + ") from " +
self._clients[peer]['address'])
def _processMessageFromMaster(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self.quit("Lose connection from the master !")
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.EVERYBODY_HERE:
self._switchToReady()
elif command == self.QUIT:
self._shutdown()
self.quit(buffer.string())
elif command == self.SYNCHRONIZER:
self._synchronizer.process(buffer.subBuffer())
else:
raise blender_cave.exceptions.Controller("Unattended command (" + str(command) + ") from " + str(peer))
def _processMessageFromMaster(self, peer):
buffer = self._receiveFrom(peer)
if buffer is None:
self.quit("Lose connection from the master !")
return
while not buffer.isEmpty():
command = buffer.command()
if command == self.EVERYBODY_HERE:
self._switchToReady()
elif command == self.QUIT:
self._shutdown()
self.quit(buffer.string())
elif command == self.SYNCHRONIZER:
self._synchronizer.process(buffer.subBuffer())
else:
raise blender_cave.exceptions.Controller(
"Unattended command (" + str(command) + ") from " +
str(peer))
def __init__(self, parent, environ):
super(ReloadBackupper, self).__init__(parent)
self._backup_filename = environ.getEnvironment('rb_file')
if self._backup_filename is None:
self._backup_filename = os.path.join(tempfile.gettempdir(), 'blender_cave.!PID!.dat')
self._backup_filename = self._backup_filename.replace('!PID!', str(os.getpid()))
try:
buffer = blender_cave.buffer.Buffer()
file = open(self._backup_filename, "rb")
buffer._buffer = file.read()
file.close()
self._buffers = {}
while not buffer.isEmpty():
buffer_name = buffer.string()
obj_buffer = buffer.subBuffer()
self._buffers[buffer_name] = obj_buffer
self._original = False
except IOError:
self._original = True
file = open(self._backup_filename, "wb")
file.close()
