def test_readWrite():
preferences = Preferences()
path = Resources.getPath(Resources.Preferences, "preferences_test.cfg")
preferences.readFromFile(path)
# Check if it has been loaded correctly
assert preferences.getValue("general/foo") == "omgzomg"
assert preferences.getValue("general/derp") == True
# Write contents of the preference to a buffer
in_memory_storage = StringIO()
preferences.writeToFile(in_memory_storage) # type: ignore
new_preferences = Preferences()
# For some reason, if write was used, the read doesn't work. If we do it like this, it does work.
new_preferences.readFromFile(StringIO(in_memory_storage.getvalue()))
assert preferences.getValue("general/foo") == new_preferences.getValue("general/foo")
assert preferences.getValue("test/more_test") == new_preferences.getValue("test/more_test")
def read(self, file_name):
# Load all the nodes / meshdata of the workspace
nodes = self._3mf_mesh_reader.read(file_name)
if nodes is None:
nodes = []
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
# Create a shadow copy of the preferences (we don't want all of the preferences, but we do want to re-use its
# parsing code.
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
# Copy a number of settings from the temp preferences to the global
global_preferences = Preferences.getInstance()
global_preferences.setValue("general/visible_settings", temp_preferences.getValue("general/visible_settings"))
global_preferences.setValue("cura/categories_expanded", temp_preferences.getValue("cura/categories_expanded"))
Application.getInstance().expandedCategoriesChanged.emit() # Notify the GUI of the change
self._id_mapping = {}
# We don't add containers right away, but wait right until right before the stack serialization.
# We do this so that if something goes wrong, it's easier to clean up.
containers_to_add = []
# TODO: For the moment we use pretty naive existence checking. If the ID is the same, we assume in quite a few
# TODO: cases that the container loaded is the same (most notable in materials & definitions).
# TODO: It might be possible that we need to add smarter checking in the future.
Logger.log("d", "Workspace loading is checking definitions...")
# Get all the definition files & check if they exist. If not, add them.
definition_container_files = [name for name in cura_file_names if name.endswith(self._definition_container_suffix)]
for definition_container_file in definition_container_files:
container_id = self._stripFileToId(definition_container_file)
definitions = self._container_registry.findDefinitionContainers(id=container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(archive.open(definition_container_file).read().decode("utf-8"))
self._container_registry.addContainer(definition_container)
Logger.log("d", "Workspace loading is checking materials...")
material_containers = []
# Get all the material files and check if they exist. If not, add them.
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).suffixes[0]
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id=container_id)
if not materials:
material_container = xml_material_profile(container_id)
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
else:
if not materials[0].isReadOnly(): # Only create new materials if they are not read only.
if self._resolve_strategies["material"] == "override":
materials[0].deserialize(archive.open(material_container_file).read().decode("utf-8"))
elif self._resolve_strategies["material"] == "new":
# Note that we *must* deserialize it with a new ID, as multiple containers will be
# auto created & added.
material_container = xml_material_profile(self.getNewId(container_id))
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
material_containers.append(material_container)
Logger.log("d", "Workspace loading is checking instance containers...")
# Get quality_changes and user profiles saved in the workspace
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
user_instance_containers = []
quality_changes_instance_containers = []
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
container_type = instance_container.getMetaDataEntry("type")
if container_type == "user":
# Check if quality changes already exists.
user_containers = self._container_registry.findInstanceContainers(id=container_id)
if not user_containers:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies["machine"] == "override":
user_containers[0].deserialize(archive.open(instance_container_file).read().decode("utf-8"))
elif self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
extruder_id = instance_container.getMetaDataEntry("extruder", None)
if extruder_id:
new_id = self.getNewId(extruder_id) + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("extruder", self.getNewId(extruder_id))
containers_to_add.append(instance_container)
machine_id = instance_container.getMetaDataEntry("machine", None)
if machine_id:
new_id = self.getNewId(machine_id) + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("machine", self.getNewId(machine_id))
containers_to_add.append(instance_container)
user_instance_containers.append(instance_container)
elif container_type == "quality_changes":
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(id = container_id)
if not quality_changes:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies["quality_changes"] == "override":
quality_changes[0].deserialize(archive.open(instance_container_file).read().decode("utf-8"))
elif self._resolve_strategies["quality_changes"] is None:
# The ID already exists, but nothing in the values changed, so do nothing.
pass
quality_changes_instance_containers.append(instance_container)
else:
continue
# Add all the containers right before we try to add / serialize the stack
for container in containers_to_add:
self._container_registry.addContainer(container)
# Get the stack(s) saved in the workspace.
Logger.log("d", "Workspace loading is checking stacks containers...")
container_stack_files = [name for name in cura_file_names if name.endswith(self._container_stack_suffix)]
global_stack = None
extruder_stacks = []
container_stacks_added = []
try:
for container_stack_file in container_stack_files:
container_id = self._stripFileToId(container_stack_file)
# Check if a stack by this ID already exists;
container_stacks = self._container_registry.findContainerStacks(id=container_id)
if container_stacks:
stack = container_stacks[0]
if self._resolve_strategies["machine"] == "override":
container_stacks[0].deserialize(archive.open(container_stack_file).read().decode("utf-8"))
elif self._resolve_strategies["machine"] == "new":
new_id = self.getNewId(container_id)
stack = ContainerStack(new_id)
stack.deserialize(archive.open(container_stack_file).read().decode("utf-8"))
# Ensure a unique ID and name
stack._id = new_id
# Extruder stacks are "bound" to a machine. If we add the machine as a new one, the id of the
# bound machine also needs to change.
if stack.getMetaDataEntry("machine", None):
stack.setMetaDataEntry("machine", self.getNewId(stack.getMetaDataEntry("machine")))
if stack.getMetaDataEntry("type") != "extruder_train":
# Only machines need a new name, stacks may be non-unique
stack.setName(self._container_registry.uniqueName(stack.getName()))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
else:
Logger.log("w", "Resolve strategy of %s for machine is not supported", self._resolve_strategies["machine"])
else:
stack = ContainerStack(container_id)
# Deserialize stack by converting read data from bytes to string
stack.deserialize(archive.open(container_stack_file).read().decode("utf-8"))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
if stack.getMetaDataEntry("type") == "extruder_train":
extruder_stacks.append(stack)
else:
global_stack = stack
except:
Logger.log("W", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_to_add:
self._container_registry.getInstance().removeContainer(container.getId())
for container in container_stacks_added:
self._container_registry.getInstance().removeContainer(container.getId())
return None
if self._resolve_strategies["machine"] == "new":
# A new machine was made, but it was serialized with the wrong user container. Fix that now.
for container in user_instance_containers:
extruder_id = container.getMetaDataEntry("extruder", None)
if extruder_id:
for extruder in extruder_stacks:
if extruder.getId() == extruder_id:
extruder.replaceContainer(0, container)
continue
machine_id = container.getMetaDataEntry("machine", None)
if machine_id:
if global_stack.getId() == machine_id:
global_stack.replaceContainer(0, container)
continue
if self._resolve_strategies["quality_changes"] == "new":
# Quality changes needs to get a new ID, added to registry and to the right stacks
for container in quality_changes_instance_containers:
old_id = container.getId()
container.setName(self._container_registry.uniqueName(container.getName()))
# We're not really supposed to change the ID in normal cases, but this is an exception.
container._id = self.getNewId(container.getId())
# The container was not added yet, as it didn't have an unique ID. It does now, so add it.
self._container_registry.addContainer(container)
# Replace the quality changes container
old_container = global_stack.findContainer({"type": "quality_changes"})
if old_container.getId() == old_id:
quality_changes_index = global_stack.getContainerIndex(old_container)
global_stack.replaceContainer(quality_changes_index, container)
continue
for stack in extruder_stacks:
old_container = stack.findContainer({"type": "quality_changes"})
if old_container.getId() == old_id:
quality_changes_index = stack.getContainerIndex(old_container)
stack.replaceContainer(quality_changes_index, container)
if self._resolve_strategies["material"] == "new":
for material in material_containers:
old_material = global_stack.findContainer({"type": "material"})
if old_material.getId() in self._id_mapping:
material_index = global_stack.getContainerIndex(old_material)
global_stack.replaceContainer(material_index, material)
continue
for stack in extruder_stacks:
old_material = stack.findContainer({"type": "material"})
if old_material.getId() in self._id_mapping:
material_index = stack.getContainerIndex(old_material)
stack.replaceContainer(material_index, material)
continue
for stack in extruder_stacks:
ExtruderManager.getInstance().registerExtruder(stack, global_stack.getId())
else:
# Machine has no extruders, but it needs to be registered with the extruder manager.
ExtruderManager.getInstance().registerExtruder(None, global_stack.getId())
Logger.log("d", "Workspace loading is notifying rest of the code of changes...")
# Notify everything/one that is to notify about changes.
for container in global_stack.getContainers():
global_stack.containersChanged.emit(container)
for stack in extruder_stacks:
stack.setNextStack(global_stack)
for container in stack.getContainers():
stack.containersChanged.emit(container)
# Actually change the active machine.
Application.getInstance().setGlobalContainerStack(global_stack)
return nodes
def preRead(self, file_name, show_dialog=True, *args, **kwargs):
self._3mf_mesh_reader = Application.getInstance().getMeshFileHandler(
).getReaderForFile(file_name)
if self._3mf_mesh_reader and self._3mf_mesh_reader.preRead(
file_name) == WorkspaceReader.PreReadResult.accepted:
pass
else:
Logger.log(
"w",
"Could not find reader that was able to read the scene data for 3MF workspace"
)
return WorkspaceReader.PreReadResult.failed
machine_name = ""
machine_type = ""
variant_type_name = i18n_catalog.i18nc("@label", "Nozzle")
num_extruders = 0
# Check if there are any conflicts, so we can ask the user.
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [
name for name in archive.namelist() if name.startswith("Cura/")
]
container_stack_files = [
name for name in cura_file_names
if name.endswith(self._container_stack_suffix)
]
self._resolve_strategies = {
"machine": None,
"quality_changes": None,
"material": None
}
machine_conflict = False
quality_changes_conflict = False
for container_stack_file in container_stack_files:
container_id = self._stripFileToId(container_stack_file)
serialized = archive.open(container_stack_file).read().decode(
"utf-8")
if machine_name == "":
machine_name = self._getMachineNameFromSerializedStack(
serialized)
stacks = self._container_registry.findContainerStacks(
id=container_id)
if stacks:
# Check if there are any changes at all in any of the container stacks.
id_list = self._getContainerIdListFromSerialized(serialized)
for index, container_id in enumerate(id_list):
if stacks[0].getContainer(index).getId() != container_id:
machine_conflict = True
Job.yieldThread()
definition_container_files = [
name for name in cura_file_names
if name.endswith(self._definition_container_suffix)
]
for definition_container_file in definition_container_files:
container_id = self._stripFileToId(definition_container_file)
definitions = self._container_registry.findDefinitionContainers(
id=container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(
archive.open(definition_container_file).read().decode(
"utf-8"))
else:
definition_container = definitions[0]
if definition_container.getMetaDataEntry("type") != "extruder":
machine_type = definition_container.getName()
variant_type_name = definition_container.getMetaDataEntry(
"variants_name", variant_type_name)
else:
num_extruders += 1
Job.yieldThread()
if num_extruders == 0:
num_extruders = 1 # No extruder stacks found, which means there is one extruder
extruders = num_extruders * [""]
material_labels = []
material_conflict = False
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(
xml_material_profile).preferredSuffix
if xml_material_profile:
material_container_files = [
name for name in cura_file_names
if name.endswith(self._material_container_suffix)
]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(
id=container_id)
material_labels.append(
self._getMaterialLabelFromSerialized(
archive.open(material_container_file).read().decode(
"utf-8")))
if materials and not materials[0].isReadOnly(
): # Only non readonly materials can be in conflict
material_conflict = True
Job.yieldThread()
# Check if any quality_changes instance container is in conflict.
instance_container_files = [
name for name in cura_file_names
if name.endswith(self._instance_container_suffix)
]
quality_name = ""
quality_type = ""
num_settings_overriden_by_quality_changes = 0 # How many settings are changed by the quality changes
num_user_settings = 0
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(
archive.open(instance_container_file).read().decode("utf-8"))
container_type = instance_container.getMetaDataEntry("type")
if container_type == "quality_changes":
quality_name = instance_container.getName()
num_settings_overriden_by_quality_changes += len(
instance_container._instances)
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(
id=container_id)
if quality_changes:
# Check if there really is a conflict by comparing the values
if quality_changes[0] != instance_container:
quality_changes_conflict = True
elif container_type == "quality":
# If the quality name is not set (either by quality or changes, set it now)
# Quality changes should always override this (as they are "on top")
if quality_name == "":
quality_name = instance_container.getName()
quality_type = instance_container.getName()
elif container_type == "user":
num_user_settings += len(instance_container._instances)
Job.yieldThread()
num_visible_settings = 0
try:
temp_preferences = Preferences()
temp_preferences.readFromFile(
io.TextIOWrapper(archive.open("Cura/preferences.cfg"))
) # We need to wrap it, else the archive parser breaks.
visible_settings_string = temp_preferences.getValue(
"general/visible_settings")
if visible_settings_string is not None:
num_visible_settings = len(visible_settings_string.split(";"))
active_mode = temp_preferences.getValue("cura/active_mode")
if not active_mode:
active_mode = Preferences.getInstance().getValue(
"cura/active_mode")
except KeyError:
# If there is no preferences file, it's not a workspace, so notify user of failure.
Logger.log("w", "File %s is not a valid workspace.", file_name)
return WorkspaceReader.PreReadResult.failed
# In case we use preRead() to check if a file is a valid project file, we don't want to show a dialog.
if not show_dialog:
return WorkspaceReader.PreReadResult.accepted
# Show the dialog, informing the user what is about to happen.
self._dialog.setMachineConflict(machine_conflict)
self._dialog.setQualityChangesConflict(quality_changes_conflict)
self._dialog.setMaterialConflict(material_conflict)
self._dialog.setNumVisibleSettings(num_visible_settings)
self._dialog.setQualityName(quality_name)
self._dialog.setQualityType(quality_type)
self._dialog.setNumSettingsOverridenByQualityChanges(
num_settings_overriden_by_quality_changes)
self._dialog.setNumUserSettings(num_user_settings)
self._dialog.setActiveMode(active_mode)
self._dialog.setMachineName(machine_name)
self._dialog.setMaterialLabels(material_labels)
self._dialog.setMachineType(machine_type)
self._dialog.setExtruders(extruders)
self._dialog.setVariantType(variant_type_name)
self._dialog.setHasObjectsOnPlate(
Application.getInstance().platformActivity)
self._dialog.show()
# Block until the dialog is closed.
self._dialog.waitForClose()
if self._dialog.getResult() == {}:
return WorkspaceReader.PreReadResult.cancelled
self._resolve_strategies = self._dialog.getResult()
return WorkspaceReader.PreReadResult.accepted
def read(self, file_name):
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [
name for name in archive.namelist() if name.startswith("Cura/")
]
# Create a shadow copy of the preferences (we don't want all of the preferences, but we do want to re-use its
# parsing code.
temp_preferences = Preferences()
temp_preferences.readFromFile(
io.TextIOWrapper(archive.open("Cura/preferences.cfg"))
) # We need to wrap it, else the archive parser breaks.
# Copy a number of settings from the temp preferences to the global
global_preferences = Preferences.getInstance()
visible_settings = temp_preferences.getValue(
"general/visible_settings")
if visible_settings is None:
Logger.log(
"w",
"Workspace did not contain visible settings. Leaving visibility unchanged"
)
else:
global_preferences.setValue("general/visible_settings",
visible_settings)
categories_expanded = temp_preferences.getValue(
"cura/categories_expanded")
if categories_expanded is None:
Logger.log(
"w",
"Workspace did not contain expanded categories. Leaving them unchanged"
)
else:
global_preferences.setValue("cura/categories_expanded",
categories_expanded)
Application.getInstance().expandedCategoriesChanged.emit(
) # Notify the GUI of the change
self._id_mapping = {}
# We don't add containers right away, but wait right until right before the stack serialization.
# We do this so that if something goes wrong, it's easier to clean up.
containers_to_add = []
# TODO: For the moment we use pretty naive existence checking. If the ID is the same, we assume in quite a few
# TODO: cases that the container loaded is the same (most notable in materials & definitions).
# TODO: It might be possible that we need to add smarter checking in the future.
Logger.log("d", "Workspace loading is checking definitions...")
# Get all the definition files & check if they exist. If not, add them.
definition_container_files = [
name for name in cura_file_names
if name.endswith(self._definition_container_suffix)
]
for definition_container_file in definition_container_files:
container_id = self._stripFileToId(definition_container_file)
definitions = self._container_registry.findDefinitionContainers(
id=container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(
archive.open(definition_container_file).read().decode(
"utf-8"))
self._container_registry.addContainer(definition_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking materials...")
material_containers = []
# Get all the material files and check if they exist. If not, add them.
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(
xml_material_profile).suffixes[0]
if xml_material_profile:
material_container_files = [
name for name in cura_file_names
if name.endswith(self._material_container_suffix)
]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(
id=container_id)
if not materials:
material_container = xml_material_profile(container_id)
material_container.deserialize(
archive.open(material_container_file).read().decode(
"utf-8"))
containers_to_add.append(material_container)
else:
if not materials[0].isReadOnly(
): # Only create new materials if they are not read only.
if self._resolve_strategies["material"] == "override":
materials[0].deserialize(
archive.open(material_container_file).read().
decode("utf-8"))
elif self._resolve_strategies["material"] == "new":
# Note that we *must* deserialize it with a new ID, as multiple containers will be
# auto created & added.
material_container = xml_material_profile(
self.getNewId(container_id))
material_container.deserialize(
archive.open(material_container_file).read().
decode("utf-8"))
containers_to_add.append(material_container)
material_containers.append(material_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking instance containers...")
# Get quality_changes and user profiles saved in the workspace
instance_container_files = [
name for name in cura_file_names
if name.endswith(self._instance_container_suffix)
]
user_instance_containers = []
quality_changes_instance_containers = []
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(
archive.open(instance_container_file).read().decode("utf-8"))
container_type = instance_container.getMetaDataEntry("type")
Job.yieldThread()
if container_type == "user":
# Check if quality changes already exists.
user_containers = self._container_registry.findInstanceContainers(
id=container_id)
if not user_containers:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies[
"machine"] == "override" or self._resolve_strategies[
"machine"] is None:
user_containers[0].deserialize(
archive.open(instance_container_file).read().
decode("utf-8"))
elif self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
extruder_id = instance_container.getMetaDataEntry(
"extruder", None)
if extruder_id:
new_id = self.getNewId(
extruder_id) + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry(
"extruder", self.getNewId(extruder_id))
containers_to_add.append(instance_container)
machine_id = instance_container.getMetaDataEntry(
"machine", None)
if machine_id:
new_id = self.getNewId(
machine_id) + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry(
"machine", self.getNewId(machine_id))
containers_to_add.append(instance_container)
user_instance_containers.append(instance_container)
elif container_type == "quality_changes":
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(
id=container_id)
if not quality_changes:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies[
"quality_changes"] == "override":
quality_changes[0].deserialize(
archive.open(instance_container_file).read().
decode("utf-8"))
elif self._resolve_strategies["quality_changes"] is None:
# The ID already exists, but nothing in the values changed, so do nothing.
pass
quality_changes_instance_containers.append(instance_container)
else:
continue
# Add all the containers right before we try to add / serialize the stack
for container in containers_to_add:
self._container_registry.addContainer(container)
container.setDirty(True)
# Get the stack(s) saved in the workspace.
Logger.log("d", "Workspace loading is checking stacks containers...")
container_stack_files = [
name for name in cura_file_names
if name.endswith(self._container_stack_suffix)
]
global_stack = None
extruder_stacks = []
container_stacks_added = []
try:
for container_stack_file in container_stack_files:
container_id = self._stripFileToId(container_stack_file)
# Check if a stack by this ID already exists;
container_stacks = self._container_registry.findContainerStacks(
id=container_id)
if container_stacks:
stack = container_stacks[0]
if self._resolve_strategies["machine"] == "override":
# TODO: HACK
# There is a machine, check if it has authenticationd data. If so, keep that data.
network_authentication_id = container_stacks[
0].getMetaDataEntry("network_authentication_id")
network_authentication_key = container_stacks[
0].getMetaDataEntry("network_authentication_key")
container_stacks[0].deserialize(
archive.open(container_stack_file).read().decode(
"utf-8"))
if network_authentication_id:
container_stacks[0].addMetaDataEntry(
"network_authentication_id",
network_authentication_id)
if network_authentication_key:
container_stacks[0].addMetaDataEntry(
"network_authentication_key",
network_authentication_key)
elif self._resolve_strategies["machine"] == "new":
new_id = self.getNewId(container_id)
stack = ContainerStack(new_id)
stack.deserialize(
archive.open(container_stack_file).read().decode(
"utf-8"))
# Ensure a unique ID and name
stack._id = new_id
# Extruder stacks are "bound" to a machine. If we add the machine as a new one, the id of the
# bound machine also needs to change.
if stack.getMetaDataEntry("machine", None):
stack.setMetaDataEntry(
"machine",
self.getNewId(
stack.getMetaDataEntry("machine")))
if stack.getMetaDataEntry("type") != "extruder_train":
# Only machines need a new name, stacks may be non-unique
stack.setName(
self._container_registry.uniqueName(
stack.getName()))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
else:
Logger.log(
"w",
"Resolve strategy of %s for machine is not supported",
self._resolve_strategies["machine"])
else:
stack = ContainerStack(container_id)
# Deserialize stack by converting read data from bytes to string
stack.deserialize(
archive.open(container_stack_file).read().decode(
"utf-8"))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
if stack.getMetaDataEntry("type") == "extruder_train":
extruder_stacks.append(stack)
else:
global_stack = stack
Job.yieldThread()
except:
Logger.logException(
"w", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_to_add:
self._container_registry.getInstance().removeContainer(
container.getId())
for container in container_stacks_added:
self._container_registry.getInstance().removeContainer(
container.getId())
return None
if self._resolve_strategies["machine"] == "new":
# A new machine was made, but it was serialized with the wrong user container. Fix that now.
for container in user_instance_containers:
extruder_id = container.getMetaDataEntry("extruder", None)
if extruder_id:
for extruder in extruder_stacks:
if extruder.getId() == extruder_id:
extruder.replaceContainer(0, container)
continue
machine_id = container.getMetaDataEntry("machine", None)
if machine_id:
if global_stack.getId() == machine_id:
global_stack.replaceContainer(0, container)
continue
if self._resolve_strategies["quality_changes"] == "new":
# Quality changes needs to get a new ID, added to registry and to the right stacks
for container in quality_changes_instance_containers:
old_id = container.getId()
container.setName(
self._container_registry.uniqueName(container.getName()))
# We're not really supposed to change the ID in normal cases, but this is an exception.
container._id = self.getNewId(container.getId())
# The container was not added yet, as it didn't have an unique ID. It does now, so add it.
self._container_registry.addContainer(container)
# Replace the quality changes container
old_container = global_stack.findContainer(
{"type": "quality_changes"})
if old_container.getId() == old_id:
quality_changes_index = global_stack.getContainerIndex(
old_container)
global_stack.replaceContainer(quality_changes_index,
container)
continue
for stack in extruder_stacks:
old_container = stack.findContainer(
{"type": "quality_changes"})
if old_container.getId() == old_id:
quality_changes_index = stack.getContainerIndex(
old_container)
stack.replaceContainer(quality_changes_index,
container)
if self._resolve_strategies["material"] == "new":
for material in material_containers:
old_material = global_stack.findContainer({"type": "material"})
if old_material.getId() in self._id_mapping:
material_index = global_stack.getContainerIndex(
old_material)
global_stack.replaceContainer(material_index, material)
continue
for stack in extruder_stacks:
old_material = stack.findContainer({"type": "material"})
if old_material.getId() in self._id_mapping:
material_index = stack.getContainerIndex(old_material)
stack.replaceContainer(material_index, material)
continue
for stack in extruder_stacks:
ExtruderManager.getInstance().registerExtruder(
stack, global_stack.getId())
else:
# Machine has no extruders, but it needs to be registered with the extruder manager.
ExtruderManager.getInstance().registerExtruder(
None, global_stack.getId())
Logger.log(
"d",
"Workspace loading is notifying rest of the code of changes...")
# Notify everything/one that is to notify about changes.
global_stack.containersChanged.emit(global_stack.getTop())
for stack in extruder_stacks:
stack.setNextStack(global_stack)
stack.containersChanged.emit(stack.getTop())
# Actually change the active machine.
Application.getInstance().setGlobalContainerStack(global_stack)
# Load all the nodes / meshdata of the workspace
nodes = self._3mf_mesh_reader.read(file_name)
if nodes is None:
nodes = []
return nodes
def preRead(self, file_name):
self._3mf_mesh_reader = Application.getInstance().getMeshFileHandler().getReaderForFile(file_name)
if self._3mf_mesh_reader and self._3mf_mesh_reader.preRead(file_name) == WorkspaceReader.PreReadResult.accepted:
pass
else:
Logger.log("w", "Could not find reader that was able to read the scene data for 3MF workspace")
return WorkspaceReader.PreReadResult.failed
machine_name = ""
# Check if there are any conflicts, so we can ask the user.
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
container_stack_files = [name for name in cura_file_names if name.endswith(self._container_stack_suffix)]
self._resolve_strategies = {"machine": None, "quality_changes": None, "material": None}
machine_conflict = False
quality_changes_conflict = False
for container_stack_file in container_stack_files:
container_id = self._stripFileToId(container_stack_file)
serialized = archive.open(container_stack_file).read().decode("utf-8")
if machine_name == "":
machine_name = self._getMachineNameFromSerializedStack(serialized)
stacks = self._container_registry.findContainerStacks(id=container_id)
if stacks:
# Check if there are any changes at all in any of the container stacks.
id_list = self._getContainerIdListFromSerialized(serialized)
for index, container_id in enumerate(id_list):
if stacks[0].getContainer(index).getId() != container_id:
machine_conflict = True
Job.yieldThread()
material_labels = []
material_conflict = False
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).preferredSuffix
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id=container_id)
material_labels.append(self._getMaterialLabelFromSerialized(archive.open(material_container_file).read().decode("utf-8")))
if materials and not materials[0].isReadOnly(): # Only non readonly materials can be in conflict
material_conflict = True
Job.yieldThread()
# Check if any quality_changes instance container is in conflict.
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
quality_name = ""
quality_type = ""
num_settings_overriden_by_quality_changes = 0 # How many settings are changed by the quality changes
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
container_type = instance_container.getMetaDataEntry("type")
if container_type == "quality_changes":
quality_name = instance_container.getName()
num_settings_overriden_by_quality_changes += len(instance_container._instances)
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(id = container_id)
if quality_changes:
# Check if there really is a conflict by comparing the values
if quality_changes[0] != instance_container:
quality_changes_conflict = True
elif container_type == "quality":
# If the quality name is not set (either by quality or changes, set it now)
# Quality changes should always override this (as they are "on top")
if quality_name == "":
quality_name = instance_container.getName()
quality_type = instance_container.getName()
Job.yieldThread()
num_visible_settings = 0
try:
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
visible_settings_string = temp_preferences.getValue("general/visible_settings")
if visible_settings_string is not None:
num_visible_settings = len(visible_settings_string.split(";"))
active_mode = temp_preferences.getValue("cura/active_mode")
if not active_mode:
active_mode = Preferences.getInstance().getValue("cura/active_mode")
except KeyError:
# If there is no preferences file, it's not a workspace, so notify user of failure.
Logger.log("w", "File %s is not a valid workspace.", file_name)
return WorkspaceReader.PreReadResult.failed
# Show the dialog, informing the user what is about to happen.
self._dialog.setMachineConflict(machine_conflict)
self._dialog.setQualityChangesConflict(quality_changes_conflict)
self._dialog.setMaterialConflict(material_conflict)
self._dialog.setNumVisibleSettings(num_visible_settings)
self._dialog.setQualityName(quality_name)
self._dialog.setQualityType(quality_type)
self._dialog.setNumSettingsOverridenByQualityChanges(num_settings_overriden_by_quality_changes)
self._dialog.setActiveMode(active_mode)
self._dialog.setMachineName(machine_name)
self._dialog.setMaterialLabels(material_labels)
self._dialog.setHasObjectsOnPlate(Application.getInstance().getPlatformActivity)
self._dialog.show()
# Block until the dialog is closed.
self._dialog.waitForClose()
if self._dialog.getResult() == {}:
return WorkspaceReader.PreReadResult.cancelled
self._resolve_strategies = self._dialog.getResult()
return WorkspaceReader.PreReadResult.accepted
def read(self, file_name):
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
# Create a shadow copy of the preferences (we don't want all of the preferences, but we do want to re-use its
# parsing code.
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
# Copy a number of settings from the temp preferences to the global
global_preferences = Preferences.getInstance()
visible_settings = temp_preferences.getValue("general/visible_settings")
if visible_settings is None:
Logger.log("w", "Workspace did not contain visible settings. Leaving visibility unchanged")
else:
global_preferences.setValue("general/visible_settings", visible_settings)
categories_expanded = temp_preferences.getValue("cura/categories_expanded")
if categories_expanded is None:
Logger.log("w", "Workspace did not contain expanded categories. Leaving them unchanged")
else:
global_preferences.setValue("cura/categories_expanded", categories_expanded)
Application.getInstance().expandedCategoriesChanged.emit() # Notify the GUI of the change
self._id_mapping = {}
# We don't add containers right away, but wait right until right before the stack serialization.
# We do this so that if something goes wrong, it's easier to clean up.
containers_to_add = []
global_stack_file, extruder_stack_files = self._determineGlobalAndExtruderStackFiles(file_name, cura_file_names)
global_stack = None
extruder_stacks = []
extruder_stacks_added = []
container_stacks_added = []
containers_added = []
global_stack_id_original = self._stripFileToId(global_stack_file)
global_stack_id_new = global_stack_id_original
global_stack_need_rename = False
extruder_stack_id_map = {} # new and old ExtruderStack IDs map
if self._resolve_strategies["machine"] == "new":
# We need a new id if the id already exists
if self._container_registry.findContainerStacks(id = global_stack_id_original):
global_stack_id_new = self.getNewId(global_stack_id_original)
global_stack_need_rename = True
for each_extruder_stack_file in extruder_stack_files:
old_container_id = self._stripFileToId(each_extruder_stack_file)
new_container_id = old_container_id
if self._container_registry.findContainerStacks(id = old_container_id):
# get a new name for this extruder
new_container_id = self.getNewId(old_container_id)
extruder_stack_id_map[old_container_id] = new_container_id
# TODO: For the moment we use pretty naive existence checking. If the ID is the same, we assume in quite a few
# TODO: cases that the container loaded is the same (most notable in materials & definitions).
# TODO: It might be possible that we need to add smarter checking in the future.
Logger.log("d", "Workspace loading is checking definitions...")
# Get all the definition files & check if they exist. If not, add them.
definition_container_files = [name for name in cura_file_names if name.endswith(self._definition_container_suffix)]
for definition_container_file in definition_container_files:
container_id = self._stripFileToId(definition_container_file)
definitions = self._container_registry.findDefinitionContainers(id = container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(archive.open(definition_container_file).read().decode("utf-8"))
self._container_registry.addContainer(definition_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking materials...")
material_containers = []
# Get all the material files and check if they exist. If not, add them.
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).suffixes[0]
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id = container_id)
if not materials:
material_container = xml_material_profile(container_id)
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
else:
material_container = materials[0]
if not material_container.isReadOnly(): # Only create new materials if they are not read only.
if self._resolve_strategies["material"] == "override":
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
elif self._resolve_strategies["material"] == "new":
# Note that we *must* deserialize it with a new ID, as multiple containers will be
# auto created & added.
material_container = xml_material_profile(self.getNewId(container_id))
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
material_containers.append(material_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking instance containers...")
# Get quality_changes and user profiles saved in the workspace
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
user_instance_containers = []
quality_and_definition_changes_instance_containers = []
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
serialized = archive.open(instance_container_file).read().decode("utf-8")
# HACK! we ignore "quality" and "variant" instance containers!
parser = configparser.ConfigParser()
parser.read_string(serialized)
if not parser.has_option("metadata", "type"):
Logger.log("w", "Cannot find metadata/type in %s, ignoring it", instance_container_file)
continue
if parser.get("metadata", "type") in self._ignored_instance_container_types:
continue
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(serialized)
container_type = instance_container.getMetaDataEntry("type")
Job.yieldThread()
#
# IMPORTANT:
# If an instance container (or maybe other type of container) exists, and user chooses "Create New",
# we need to rename this container and all references to it, and changing those references are VERY
# HARD.
#
if container_type in self._ignored_instance_container_types:
# Ignore certain instance container types
Logger.log("w", "Ignoring instance container [%s] with type [%s]", container_id, container_type)
continue
elif container_type == "user":
# Check if quality changes already exists.
user_containers = self._container_registry.findInstanceContainers(id = container_id)
if not user_containers:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies["machine"] == "override" or self._resolve_strategies["machine"] is None:
instance_container = user_containers[0]
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
instance_container.setDirty(True)
elif self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
old_extruder_id = instance_container.getMetaDataEntry("extruder", None)
if old_extruder_id:
new_extruder_id = extruder_stack_id_map[old_extruder_id]
new_id = new_extruder_id + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("extruder", new_extruder_id)
containers_to_add.append(instance_container)
machine_id = instance_container.getMetaDataEntry("machine", None)
if machine_id:
new_machine_id = self.getNewId(machine_id)
new_id = new_machine_id + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("machine", new_machine_id)
containers_to_add.append(instance_container)
user_instance_containers.append(instance_container)
elif container_type in ("quality_changes", "definition_changes"):
# Check if quality changes already exists.
changes_containers = self._container_registry.findInstanceContainers(id = container_id)
if not changes_containers:
# no existing containers with the same ID, so we can safely add the new one
containers_to_add.append(instance_container)
else:
# we have found existing container with the same ID, so we need to resolve according to the
# selected strategy.
if self._resolve_strategies[container_type] == "override":
instance_container = changes_containers[0]
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
instance_container.setDirty(True)
elif self._resolve_strategies[container_type] == "new":
# TODO: how should we handle the case "new" for quality_changes and definition_changes?
instance_container.setName(self._container_registry.uniqueName(instance_container.getName()))
new_changes_container_id = self.getNewId(instance_container.getId())
instance_container._id = new_changes_container_id
# TODO: we don't know the following is correct or not, need to verify
# AND REFACTOR!!!
if self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
old_extruder_id = instance_container.getMetaDataEntry("extruder", None)
if old_extruder_id:
new_extruder_id = extruder_stack_id_map[old_extruder_id]
instance_container.setMetaDataEntry("extruder", new_extruder_id)
machine_id = instance_container.getMetaDataEntry("machine", None)
if machine_id:
new_machine_id = self.getNewId(machine_id)
instance_container.setMetaDataEntry("machine", new_machine_id)
containers_to_add.append(instance_container)
elif self._resolve_strategies[container_type] is None:
# The ID already exists, but nothing in the values changed, so do nothing.
pass
quality_and_definition_changes_instance_containers.append(instance_container)
else:
existing_container = self._container_registry.findInstanceContainers(id = container_id)
if not existing_container:
containers_to_add.append(instance_container)
if global_stack_need_rename:
if instance_container.getMetaDataEntry("machine"):
instance_container.setMetaDataEntry("machine", global_stack_id_new)
# Add all the containers right before we try to add / serialize the stack
for container in containers_to_add:
self._container_registry.addContainer(container)
container.setDirty(True)
containers_added.append(container)
# Get the stack(s) saved in the workspace.
Logger.log("d", "Workspace loading is checking stacks containers...")
# --
# load global stack file
try:
if self._resolve_strategies["machine"] == "override":
container_stacks = self._container_registry.findContainerStacks(id = global_stack_id_original)
stack = container_stacks[0]
# HACK
# There is a machine, check if it has authentication data. If so, keep that data.
network_authentication_id = container_stacks[0].getMetaDataEntry("network_authentication_id")
network_authentication_key = container_stacks[0].getMetaDataEntry("network_authentication_key")
container_stacks[0].deserialize(archive.open(global_stack_file).read().decode("utf-8"))
if network_authentication_id:
container_stacks[0].addMetaDataEntry("network_authentication_id", network_authentication_id)
if network_authentication_key:
container_stacks[0].addMetaDataEntry("network_authentication_key", network_authentication_key)
elif self._resolve_strategies["machine"] == "new":
# create a new global stack
stack = GlobalStack(global_stack_id_new)
# Deserialize stack by converting read data from bytes to string
stack.deserialize(archive.open(global_stack_file).read().decode("utf-8"))
# Ensure a unique ID and name
stack._id = global_stack_id_new
# Extruder stacks are "bound" to a machine. If we add the machine as a new one, the id of the
# bound machine also needs to change.
if stack.getMetaDataEntry("machine", None):
stack.setMetaDataEntry("machine", global_stack_id_new)
# Only machines need a new name, stacks may be non-unique
stack.setName(global_stack_id_new)
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
containers_added.append(stack)
else:
Logger.log("e", "Resolve strategy of %s for machine is not supported",
self._resolve_strategies["machine"])
global_stack = stack
Job.yieldThread()
except:
Logger.logException("w", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_added:
self._container_registry.removeContainer(container.getId())
return
# --
# load extruder stack files
try:
for extruder_stack_file in extruder_stack_files:
container_id = self._stripFileToId(extruder_stack_file)
extruder_file_content = archive.open(extruder_stack_file, "r").read().decode("utf-8")
if self._resolve_strategies["machine"] == "override":
# deserialize new extruder stack over the current ones
stack = self._overrideExtruderStack(global_stack, extruder_file_content)
elif self._resolve_strategies["machine"] == "new":
new_id = extruder_stack_id_map[container_id]
stack = ExtruderStack(new_id)
# HACK: the global stack can have a new name, so we need to make sure that this extruder stack
# references to the new name instead of the old one. Normally, this can be done after
# deserialize() by setting the metadata, but in the case of ExtruderStack, deserialize()
# also does addExtruder() to its machine stack, so we have to make sure that it's pointing
# to the right machine BEFORE deserialization.
extruder_config = configparser.ConfigParser()
extruder_config.read_string(extruder_file_content)
extruder_config.set("metadata", "machine", global_stack_id_new)
tmp_string_io = io.StringIO()
extruder_config.write(tmp_string_io)
extruder_file_content = tmp_string_io.getvalue()
stack.deserialize(extruder_file_content)
# Ensure a unique ID and name
stack._id = new_id
self._container_registry.addContainer(stack)
extruder_stacks_added.append(stack)
containers_added.append(stack)
else:
Logger.log("w", "Unknown resolve strategy: %s", self._resolve_strategies["machine"])
extruder_stacks.append(stack)
except:
Logger.logException("w", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_added:
self._container_registry.removeContainer(container.getId())
return
#
# Replacing the old containers if resolve is "new".
# When resolve is "new", some containers will get renamed, so all the other containers that reference to those
# MUST get updated too.
#
if self._resolve_strategies["machine"] == "new":
# A new machine was made, but it was serialized with the wrong user container. Fix that now.
for container in user_instance_containers:
# replacing the container ID for user instance containers for the extruders
extruder_id = container.getMetaDataEntry("extruder", None)
if extruder_id:
for extruder in extruder_stacks:
if extruder.getId() == extruder_id:
extruder.userChanges = container
continue
# replacing the container ID for user instance containers for the machine
machine_id = container.getMetaDataEntry("machine", None)
if machine_id:
if global_stack.getId() == machine_id:
global_stack.userChanges = container
continue
for changes_container_type in ("quality_changes", "definition_changes"):
if self._resolve_strategies[changes_container_type] == "new":
# Quality changes needs to get a new ID, added to registry and to the right stacks
for each_changes_container in quality_and_definition_changes_instance_containers:
# NOTE: The renaming and giving new IDs are possibly redundant because they are done in the
# instance container loading part.
new_id = each_changes_container.getId()
# Find the old (current) changes container in the global stack
if changes_container_type == "quality_changes":
old_container = global_stack.qualityChanges
elif changes_container_type == "definition_changes":
old_container = global_stack.definitionChanges
# sanity checks
# NOTE: The following cases SHOULD NOT happen!!!!
if not old_container:
Logger.log("e", "We try to get [%s] from the global stack [%s] but we got None instead!",
changes_container_type, global_stack.getId())
# Replace the quality/definition changes container if it's in the GlobalStack
# NOTE: we can get an empty container here, but the IDs will not match,
# so this comparison is fine.
if self._id_mapping.get(old_container.getId()) == new_id:
if changes_container_type == "quality_changes":
global_stack.qualityChanges = each_changes_container
elif changes_container_type == "definition_changes":
global_stack.definitionChanges = each_changes_container
continue
# Replace the quality/definition changes container if it's in one of the ExtruderStacks
for each_extruder_stack in extruder_stacks:
changes_container = None
if changes_container_type == "quality_changes":
changes_container = each_extruder_stack.qualityChanges
elif changes_container_type == "definition_changes":
changes_container = each_extruder_stack.definitionChanges
# sanity checks
# NOTE: The following cases SHOULD NOT happen!!!!
if not changes_container:
Logger.log("e", "We try to get [%s] from the extruder stack [%s] but we got None instead!",
changes_container_type, each_extruder_stack.getId())
# NOTE: we can get an empty container here, but the IDs will not match,
# so this comparison is fine.
if self._id_mapping.get(changes_container.getId()) == new_id:
if changes_container_type == "quality_changes":
each_extruder_stack.qualityChanges = each_changes_container
elif changes_container_type == "definition_changes":
each_extruder_stack.definitionChanges = each_changes_container
if self._resolve_strategies["material"] == "new":
for each_material in material_containers:
old_material = global_stack.material
# check if the old material container has been renamed to this material container ID
# if the container hasn't been renamed, we do nothing.
new_id = self._id_mapping.get(old_material.getId())
if new_id is None or new_id != each_material.getId():
continue
if old_material.getId() in self._id_mapping:
global_stack.material = each_material
for each_extruder_stack in extruder_stacks:
old_material = each_extruder_stack.material
# check if the old material container has been renamed to this material container ID
# if the container hasn't been renamed, we do nothing.
new_id = self._id_mapping.get(old_material.getId())
if new_id is None or new_id != each_material.getId():
continue
if old_material.getId() in self._id_mapping:
each_extruder_stack.material = each_material
if extruder_stacks:
for stack in extruder_stacks:
ExtruderManager.getInstance().registerExtruder(stack, global_stack.getId())
else:
# Machine has no extruders, but it needs to be registered with the extruder manager.
ExtruderManager.getInstance().registerExtruder(None, global_stack.getId())
Logger.log("d", "Workspace loading is notifying rest of the code of changes...")
if self._resolve_strategies["machine"] == "new":
for stack in extruder_stacks:
stack.setNextStack(global_stack)
stack.containersChanged.emit(stack.getTop())
# Actually change the active machine.
Application.getInstance().setGlobalContainerStack(global_stack)
# Notify everything/one that is to notify about changes.
global_stack.containersChanged.emit(global_stack.getTop())
# Load all the nodes / meshdata of the workspace
nodes = self._3mf_mesh_reader.read(file_name)
if nodes is None:
nodes = []
return nodes
def preRead(self, file_name, show_dialog=True, *args, **kwargs):
self._3mf_mesh_reader = Application.getInstance().getMeshFileHandler().getReaderForFile(file_name)
if self._3mf_mesh_reader and self._3mf_mesh_reader.preRead(file_name) == WorkspaceReader.PreReadResult.accepted:
pass
else:
Logger.log("w", "Could not find reader that was able to read the scene data for 3MF workspace")
return WorkspaceReader.PreReadResult.failed
machine_name = ""
machine_type = ""
variant_type_name = i18n_catalog.i18nc("@label", "Nozzle")
# Check if there are any conflicts, so we can ask the user.
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
# A few lists of containers in this project files.
# When loading the global stack file, it may be associated with those containers, which may or may not be
# in Cura already, so we need to provide them as alternative search lists.
definition_container_list = []
instance_container_list = []
material_container_list = []
resolve_strategy_keys = ["machine", "material", "quality_changes"]
self._resolve_strategies = {k: None for k in resolve_strategy_keys}
containers_found_dict = {k: False for k in resolve_strategy_keys}
#
# Read definition containers
#
machine_definition_container_count = 0
extruder_definition_container_count = 0
definition_container_files = [name for name in cura_file_names if name.endswith(self._definition_container_suffix)]
for each_definition_container_file in definition_container_files:
container_id = self._stripFileToId(each_definition_container_file)
definitions = self._container_registry.findDefinitionContainers(id=container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(archive.open(each_definition_container_file).read().decode("utf-8"))
else:
definition_container = definitions[0]
definition_container_list.append(definition_container)
definition_container_type = definition_container.getMetaDataEntry("type")
if definition_container_type == "machine":
machine_type = definition_container.getName()
variant_type_name = definition_container.getMetaDataEntry("variants_name", variant_type_name)
machine_definition_container_count += 1
elif definition_container_type == "extruder":
extruder_definition_container_count += 1
else:
Logger.log("w", "Unknown definition container type %s for %s",
definition_container_type, each_definition_container_file)
Job.yieldThread()
# sanity check
if machine_definition_container_count != 1:
msg = "Expecting one machine definition container but got %s" % machine_definition_container_count
Logger.log("e", msg)
raise RuntimeError(msg)
material_labels = []
material_conflict = False
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).preferredSuffix
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id=container_id)
material_labels.append(self._getMaterialLabelFromSerialized(archive.open(material_container_file).read().decode("utf-8")))
if materials:
containers_found_dict["material"] = True
if not materials[0].isReadOnly(): # Only non readonly materials can be in conflict
material_conflict = True
Job.yieldThread()
# Check if any quality_changes instance container is in conflict.
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
quality_name = ""
quality_type = ""
num_settings_overriden_by_quality_changes = 0 # How many settings are changed by the quality changes
num_settings_overriden_by_definition_changes = 0 # How many settings are changed by the definition changes
num_user_settings = 0
quality_changes_conflict = False
definition_changes_conflict = False
for each_instance_container_file in instance_container_files:
container_id = self._stripFileToId(each_instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(archive.open(each_instance_container_file).read().decode("utf-8"))
instance_container_list.append(instance_container)
container_type = instance_container.getMetaDataEntry("type")
if container_type == "quality_changes":
quality_name = instance_container.getName()
num_settings_overriden_by_quality_changes += len(instance_container._instances)
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(id = container_id)
if quality_changes:
containers_found_dict["quality_changes"] = True
# Check if there really is a conflict by comparing the values
if quality_changes[0] != instance_container:
quality_changes_conflict = True
elif container_type == "definition_changes":
definition_name = instance_container.getName()
num_settings_overriden_by_definition_changes += len(instance_container._instances)
definition_changes = self._container_registry.findDefinitionContainers(id = container_id)
if definition_changes:
if definition_changes[0] != instance_container:
definition_changes_conflict = True
elif container_type == "user":
num_user_settings += len(instance_container._instances)
elif container_type in self._ignored_instance_container_types:
# Ignore certain instance container types
Logger.log("w", "Ignoring instance container [%s] with type [%s]", container_id, container_type)
continue
Job.yieldThread()
# Load ContainerStack files and ExtruderStack files
global_stack_file, extruder_stack_files = self._determineGlobalAndExtruderStackFiles(
file_name, cura_file_names)
machine_conflict = False
# Because there can be cases as follows:
# - the global stack exists but some/all of the extruder stacks DON'T exist
# - the global stack DOESN'T exist but some/all of the extruder stacks exist
# To simplify this, only check if the global stack exists or not
container_id = self._stripFileToId(global_stack_file)
serialized = archive.open(global_stack_file).read().decode("utf-8")
machine_name = self._getMachineNameFromSerializedStack(serialized)
stacks = self._container_registry.findContainerStacks(id = container_id)
if stacks:
global_stack = stacks[0]
containers_found_dict["machine"] = True
# Check if there are any changes at all in any of the container stacks.
id_list = self._getContainerIdListFromSerialized(serialized)
for index, container_id in enumerate(id_list):
# take into account the old empty container IDs
container_id = self._old_empty_profile_id_dict.get(container_id, container_id)
if global_stack.getContainer(index).getId() != container_id:
machine_conflict = True
break
Job.yieldThread()
# if the global stack is found, we check if there are conflicts in the extruder stacks
if containers_found_dict["machine"] and not machine_conflict:
for extruder_stack_file in extruder_stack_files:
container_id = self._stripFileToId(extruder_stack_file)
serialized = archive.open(extruder_stack_file).read().decode("utf-8")
parser = configparser.ConfigParser()
parser.read_string(serialized)
# The check should be done for the extruder stack that's associated with the existing global stack,
# and those extruder stacks may have different IDs.
# So we check according to the positions
position = str(parser["metadata"]["position"])
if position not in global_stack.extruders:
# The extruder position defined in the project doesn't exist in this global stack.
# We can say that it is a machine conflict, but it is very hard to override the machine in this
# case because we need to override the existing extruders and add the non-existing extruders.
#
# HACK:
# To make this simple, we simply say that there is no machine conflict and create a new machine
# by default.
machine_conflict = False
break
existing_extruder_stack = global_stack.extruders[position]
# check if there are any changes at all in any of the container stacks.
id_list = self._getContainerIdListFromSerialized(serialized)
for index, container_id in enumerate(id_list):
# take into account the old empty container IDs
container_id = self._old_empty_profile_id_dict.get(container_id, container_id)
if existing_extruder_stack.getContainer(index).getId() != container_id:
machine_conflict = True
break
num_visible_settings = 0
try:
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
visible_settings_string = temp_preferences.getValue("general/visible_settings")
if visible_settings_string is not None:
num_visible_settings = len(visible_settings_string.split(";"))
active_mode = temp_preferences.getValue("cura/active_mode")
if not active_mode:
active_mode = Preferences.getInstance().getValue("cura/active_mode")
except KeyError:
# If there is no preferences file, it's not a workspace, so notify user of failure.
Logger.log("w", "File %s is not a valid workspace.", file_name)
return WorkspaceReader.PreReadResult.failed
# In case we use preRead() to check if a file is a valid project file, we don't want to show a dialog.
if not show_dialog:
return WorkspaceReader.PreReadResult.accepted
# prepare data for the dialog
num_extruders = extruder_definition_container_count
if num_extruders == 0:
num_extruders = 1 # No extruder stacks found, which means there is one extruder
extruders = num_extruders * [""]
# Show the dialog, informing the user what is about to happen.
self._dialog.setMachineConflict(machine_conflict)
self._dialog.setQualityChangesConflict(quality_changes_conflict)
self._dialog.setDefinitionChangesConflict(definition_changes_conflict)
self._dialog.setMaterialConflict(material_conflict)
self._dialog.setNumVisibleSettings(num_visible_settings)
self._dialog.setQualityName(quality_name)
self._dialog.setQualityType(quality_type)
self._dialog.setNumSettingsOverridenByQualityChanges(num_settings_overriden_by_quality_changes)
self._dialog.setNumUserSettings(num_user_settings)
self._dialog.setActiveMode(active_mode)
self._dialog.setMachineName(machine_name)
self._dialog.setMaterialLabels(material_labels)
self._dialog.setMachineType(machine_type)
self._dialog.setExtruders(extruders)
self._dialog.setVariantType(variant_type_name)
self._dialog.setHasObjectsOnPlate(Application.getInstance().platformActivity)
self._dialog.show()
# Block until the dialog is closed.
self._dialog.waitForClose()
if self._dialog.getResult() == {}:
return WorkspaceReader.PreReadResult.cancelled
self._resolve_strategies = self._dialog.getResult()
#
# There can be 3 resolve strategies coming from the dialog:
# - new: create a new container
# - override: override the existing container
# - None: There is no conflict, which means containers with the same IDs may or may not be there already.
# If there is an existing container, there is no conflict between the them, and default to "override"
# If there is no existing container, default to "new"
#
# Default values
for key, strategy in self._resolve_strategies.items():
if key not in containers_found_dict or strategy is not None:
continue
self._resolve_strategies[key] = "override" if containers_found_dict[key] else "new"
return WorkspaceReader.PreReadResult.accepted
def read(self, file_name):
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
# Create a shadow copy of the preferences (we don't want all of the preferences, but we do want to re-use its
# parsing code.
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
# Copy a number of settings from the temp preferences to the global
global_preferences = Preferences.getInstance()
visible_settings = temp_preferences.getValue("general/visible_settings")
if visible_settings is None:
Logger.log("w", "Workspace did not contain visible settings. Leaving visibility unchanged")
else:
global_preferences.setValue("general/visible_settings", visible_settings)
categories_expanded = temp_preferences.getValue("cura/categories_expanded")
if categories_expanded is None:
Logger.log("w", "Workspace did not contain expanded categories. Leaving them unchanged")
else:
global_preferences.setValue("cura/categories_expanded", categories_expanded)
Application.getInstance().expandedCategoriesChanged.emit() # Notify the GUI of the change
self._id_mapping = {}
# We don't add containers right away, but wait right until right before the stack serialization.
# We do this so that if something goes wrong, it's easier to clean up.
containers_to_add = []
global_stack_file, extruder_stack_files = self._determineGlobalAndExtruderStackFiles(file_name, cura_file_names)
global_stack = None
extruder_stacks = []
extruder_stacks_added = []
container_stacks_added = []
containers_added = []
global_stack_id_original = self._stripFileToId(global_stack_file)
global_stack_id_new = global_stack_id_original
global_stack_need_rename = False
extruder_stack_id_map = {} # new and old ExtruderStack IDs map
if self._resolve_strategies["machine"] == "new":
# We need a new id if the id already exists
if self._container_registry.findContainerStacks(id = global_stack_id_original):
global_stack_id_new = self.getNewId(global_stack_id_original)
global_stack_need_rename = True
for each_extruder_stack_file in extruder_stack_files:
old_container_id = self._stripFileToId(each_extruder_stack_file)
new_container_id = old_container_id
if self._container_registry.findContainerStacks(id = old_container_id):
# get a new name for this extruder
new_container_id = self.getNewId(old_container_id)
extruder_stack_id_map[old_container_id] = new_container_id
# TODO: For the moment we use pretty naive existence checking. If the ID is the same, we assume in quite a few
# TODO: cases that the container loaded is the same (most notable in materials & definitions).
# TODO: It might be possible that we need to add smarter checking in the future.
Logger.log("d", "Workspace loading is checking definitions...")
# Get all the definition files & check if they exist. If not, add them.
definition_container_files = [name for name in cura_file_names if name.endswith(self._definition_container_suffix)]
for definition_container_file in definition_container_files:
container_id = self._stripFileToId(definition_container_file)
definitions = self._container_registry.findDefinitionContainers(id = container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(archive.open(definition_container_file).read().decode("utf-8"))
self._container_registry.addContainer(definition_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking materials...")
material_containers = []
# Get all the material files and check if they exist. If not, add them.
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).suffixes[0]
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id = container_id)
if not materials:
material_container = xml_material_profile(container_id)
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
else:
material_container = materials[0]
if not material_container.isReadOnly(): # Only create new materials if they are not read only.
if self._resolve_strategies["material"] == "override":
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
elif self._resolve_strategies["material"] == "new":
# Note that we *must* deserialize it with a new ID, as multiple containers will be
# auto created & added.
material_container = xml_material_profile(self.getNewId(container_id))
material_container.deserialize(archive.open(material_container_file).read().decode("utf-8"))
containers_to_add.append(material_container)
material_containers.append(material_container)
Job.yieldThread()
Logger.log("d", "Workspace loading is checking instance containers...")
# Get quality_changes and user profiles saved in the workspace
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
user_instance_containers = []
quality_and_definition_changes_instance_containers = []
for instance_container_file in instance_container_files:
container_id = self._stripFileToId(instance_container_file)
serialized = archive.open(instance_container_file).read().decode("utf-8")
# HACK! we ignore "quality" and "variant" instance containers!
parser = configparser.ConfigParser()
parser.read_string(serialized)
if not parser.has_option("metadata", "type"):
Logger.log("w", "Cannot find metadata/type in %s, ignoring it", instance_container_file)
continue
if parser.get("metadata", "type") in self._ignored_instance_container_types:
continue
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(serialized)
container_type = instance_container.getMetaDataEntry("type")
Job.yieldThread()
#
# IMPORTANT:
# If an instance container (or maybe other type of container) exists, and user chooses "Create New",
# we need to rename this container and all references to it, and changing those references are VERY
# HARD.
#
if container_type in self._ignored_instance_container_types:
# Ignore certain instance container types
Logger.log("w", "Ignoring instance container [%s] with type [%s]", container_id, container_type)
continue
elif container_type == "user":
# Check if quality changes already exists.
user_containers = self._container_registry.findInstanceContainers(id = container_id)
if not user_containers:
containers_to_add.append(instance_container)
else:
if self._resolve_strategies["machine"] == "override" or self._resolve_strategies["machine"] is None:
instance_container = user_containers[0]
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
instance_container.setDirty(True)
elif self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
old_extruder_id = instance_container.getMetaDataEntry("extruder", None)
if old_extruder_id:
new_extruder_id = extruder_stack_id_map[old_extruder_id]
new_id = new_extruder_id + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("extruder", new_extruder_id)
containers_to_add.append(instance_container)
machine_id = instance_container.getMetaDataEntry("machine", None)
if machine_id:
new_machine_id = self.getNewId(machine_id)
new_id = new_machine_id + "_current_settings"
instance_container._id = new_id
instance_container.setName(new_id)
instance_container.setMetaDataEntry("machine", new_machine_id)
containers_to_add.append(instance_container)
user_instance_containers.append(instance_container)
elif container_type in ("quality_changes", "definition_changes"):
# Check if quality changes already exists.
changes_containers = self._container_registry.findInstanceContainers(id = container_id)
if not changes_containers:
# no existing containers with the same ID, so we can safely add the new one
containers_to_add.append(instance_container)
else:
# we have found existing container with the same ID, so we need to resolve according to the
# selected strategy.
if self._resolve_strategies[container_type] == "override":
instance_container = changes_containers[0]
instance_container.deserialize(archive.open(instance_container_file).read().decode("utf-8"))
instance_container.setDirty(True)
elif self._resolve_strategies[container_type] == "new":
# TODO: how should we handle the case "new" for quality_changes and definition_changes?
instance_container.setName(self._container_registry.uniqueName(instance_container.getName()))
new_changes_container_id = self.getNewId(instance_container.getId())
instance_container._id = new_changes_container_id
# TODO: we don't know the following is correct or not, need to verify
# AND REFACTOR!!!
if self._resolve_strategies["machine"] == "new":
# The machine is going to get a spiffy new name, so ensure that the id's of user settings match.
old_extruder_id = instance_container.getMetaDataEntry("extruder", None)
if old_extruder_id:
new_extruder_id = extruder_stack_id_map[old_extruder_id]
instance_container.setMetaDataEntry("extruder", new_extruder_id)
machine_id = instance_container.getMetaDataEntry("machine", None)
if machine_id:
new_machine_id = self.getNewId(machine_id)
instance_container.setMetaDataEntry("machine", new_machine_id)
containers_to_add.append(instance_container)
elif self._resolve_strategies[container_type] is None:
# The ID already exists, but nothing in the values changed, so do nothing.
pass
quality_and_definition_changes_instance_containers.append(instance_container)
else:
existing_container = self._container_registry.findInstanceContainers(id = container_id)
if not existing_container:
containers_to_add.append(instance_container)
if global_stack_need_rename:
if instance_container.getMetaDataEntry("machine"):
instance_container.setMetaDataEntry("machine", global_stack_id_new)
# Add all the containers right before we try to add / serialize the stack
for container in containers_to_add:
self._container_registry.addContainer(container)
container.setDirty(True)
containers_added.append(container)
# Get the stack(s) saved in the workspace.
Logger.log("d", "Workspace loading is checking stacks containers...")
# --
# load global stack file
try:
# Check if a stack by this ID already exists;
container_stacks = self._container_registry.findContainerStacks(id = global_stack_id_original)
if container_stacks:
stack = container_stacks[0]
if self._resolve_strategies["machine"] == "override":
# TODO: HACK
# There is a machine, check if it has authentication data. If so, keep that data.
network_authentication_id = container_stacks[0].getMetaDataEntry("network_authentication_id")
network_authentication_key = container_stacks[0].getMetaDataEntry("network_authentication_key")
container_stacks[0].deserialize(archive.open(global_stack_file).read().decode("utf-8"))
if network_authentication_id:
container_stacks[0].addMetaDataEntry("network_authentication_id", network_authentication_id)
if network_authentication_key:
container_stacks[0].addMetaDataEntry("network_authentication_key", network_authentication_key)
elif self._resolve_strategies["machine"] == "new":
stack = GlobalStack(global_stack_id_new)
stack.deserialize(archive.open(global_stack_file).read().decode("utf-8"))
# Ensure a unique ID and name
stack._id = global_stack_id_new
# Extruder stacks are "bound" to a machine. If we add the machine as a new one, the id of the
# bound machine also needs to change.
if stack.getMetaDataEntry("machine", None):
stack.setMetaDataEntry("machine", global_stack_id_new)
# Only machines need a new name, stacks may be non-unique
stack.setName(self._container_registry.uniqueName(stack.getName()))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
else:
Logger.log("w", "Resolve strategy of %s for machine is not supported", self._resolve_strategies["machine"])
else:
# no existing container stack, so we create a new one
stack = GlobalStack(global_stack_id_new)
# Deserialize stack by converting read data from bytes to string
stack.deserialize(archive.open(global_stack_file).read().decode("utf-8"))
container_stacks_added.append(stack)
self._container_registry.addContainer(stack)
containers_added.append(stack)
global_stack = stack
Job.yieldThread()
except:
Logger.logException("w", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_added:
self._container_registry.removeContainer(container.getId())
return
# --
# load extruder stack files
try:
for index, extruder_stack_file in enumerate(extruder_stack_files):
container_id = self._stripFileToId(extruder_stack_file)
extruder_file_content = archive.open(extruder_stack_file, "r").read().decode("utf-8")
container_stacks = self._container_registry.findContainerStacks(id = container_id)
if container_stacks:
# this container stack already exists, try to resolve
stack = container_stacks[0]
if self._resolve_strategies["machine"] == "override":
# NOTE: This is the same code as those in the lower part
# deserialize new extruder stack over the current ones
stack = self._overrideExtruderStack(global_stack, extruder_file_content)
elif self._resolve_strategies["machine"] == "new":
# create a new extruder stack from this one
new_id = extruder_stack_id_map[container_id]
stack = ExtruderStack(new_id)
# HACK: the global stack can have a new name, so we need to make sure that this extruder stack
# references to the new name instead of the old one. Normally, this can be done after
# deserialize() by setting the metadata, but in the case of ExtruderStack, deserialize()
# also does addExtruder() to its machine stack, so we have to make sure that it's pointing
# to the right machine BEFORE deserialization.
extruder_config = configparser.ConfigParser()
extruder_config.read_string(extruder_file_content)
extruder_config.set("metadata", "machine", global_stack_id_new)
tmp_string_io = io.StringIO()
extruder_config.write(tmp_string_io)
extruder_file_content = tmp_string_io.getvalue()
stack.deserialize(extruder_file_content)
# Ensure a unique ID and name
stack._id = new_id
self._container_registry.addContainer(stack)
extruder_stacks_added.append(stack)
containers_added.append(stack)
else:
# No extruder stack with the same ID can be found
if self._resolve_strategies["machine"] == "override":
# deserialize new extruder stack over the current ones
stack = self._overrideExtruderStack(global_stack, extruder_file_content)
elif self._resolve_strategies["machine"] == "new":
# container not found, create a new one
stack = ExtruderStack(container_id)
# HACK: the global stack can have a new name, so we need to make sure that this extruder stack
# references to the new name instead of the old one. Normally, this can be done after
# deserialize() by setting the metadata, but in the case of ExtruderStack, deserialize()
# also does addExtruder() to its machine stack, so we have to make sure that it's pointing
# to the right machine BEFORE deserialization.
extruder_config = configparser.ConfigParser()
extruder_config.read_string(extruder_file_content)
extruder_config.set("metadata", "machine", global_stack_id_new)
tmp_string_io = io.StringIO()
extruder_config.write(tmp_string_io)
extruder_file_content = tmp_string_io.getvalue()
stack.deserialize(extruder_file_content)
self._container_registry.addContainer(stack)
extruder_stacks_added.append(stack)
containers_added.append(stack)
else:
Logger.log("w", "Unknown resolve strategy: %s" % str(self._resolve_strategies["machine"]))
extruder_stacks.append(stack)
except:
Logger.logException("w", "We failed to serialize the stack. Trying to clean up.")
# Something went really wrong. Try to remove any data that we added.
for container in containers_added:
self._container_registry.removeContainer(container.getId())
return
#
# Replacing the old containers if resolve is "new".
# When resolve is "new", some containers will get renamed, so all the other containers that reference to those
# MUST get updated too.
#
if self._resolve_strategies["machine"] == "new":
# A new machine was made, but it was serialized with the wrong user container. Fix that now.
for container in user_instance_containers:
# replacing the container ID for user instance containers for the extruders
extruder_id = container.getMetaDataEntry("extruder", None)
if extruder_id:
for extruder in extruder_stacks:
if extruder.getId() == extruder_id:
extruder.userChanges = container
continue
# replacing the container ID for user instance containers for the machine
machine_id = container.getMetaDataEntry("machine", None)
if machine_id:
if global_stack.getId() == machine_id:
global_stack.userChanges = container
continue
for changes_container_type in ("quality_changes", "definition_changes"):
if self._resolve_strategies[changes_container_type] == "new":
# Quality changes needs to get a new ID, added to registry and to the right stacks
for each_changes_container in quality_and_definition_changes_instance_containers:
# NOTE: The renaming and giving new IDs are possibly redundant because they are done in the
# instance container loading part.
new_id = each_changes_container.getId()
# Find the old (current) changes container in the global stack
if changes_container_type == "quality_changes":
old_container = global_stack.qualityChanges
elif changes_container_type == "definition_changes":
old_container = global_stack.definitionChanges
# sanity checks
# NOTE: The following cases SHOULD NOT happen!!!!
if not old_container:
Logger.log("e", "We try to get [%s] from the global stack [%s] but we got None instead!",
changes_container_type, global_stack.getId())
# Replace the quality/definition changes container if it's in the GlobalStack
# NOTE: we can get an empty container here, but the IDs will not match,
# so this comparison is fine.
if self._id_mapping.get(old_container.getId()) == new_id:
if changes_container_type == "quality_changes":
global_stack.qualityChanges = each_changes_container
elif changes_container_type == "definition_changes":
global_stack.definitionChanges = each_changes_container
continue
# Replace the quality/definition changes container if it's in one of the ExtruderStacks
for each_extruder_stack in extruder_stacks:
changes_container = None
if changes_container_type == "quality_changes":
changes_container = each_extruder_stack.qualityChanges
elif changes_container_type == "definition_changes":
changes_container = each_extruder_stack.definitionChanges
# sanity checks
# NOTE: The following cases SHOULD NOT happen!!!!
if not changes_container:
Logger.log("e", "We try to get [%s] from the extruder stack [%s] but we got None instead!",
changes_container_type, each_extruder_stack.getId())
# NOTE: we can get an empty container here, but the IDs will not match,
# so this comparison is fine.
if self._id_mapping.get(changes_container.getId()) == new_id:
if changes_container_type == "quality_changes":
each_extruder_stack.qualityChanges = each_changes_container
elif changes_container_type == "definition_changes":
each_extruder_stack.definitionChanges = each_changes_container
if self._resolve_strategies["material"] == "new":
for each_material in material_containers:
old_material = global_stack.material
# check if the old material container has been renamed to this material container ID
# if the container hasn't been renamed, we do nothing.
new_id = self._id_mapping.get(old_material.getId())
if new_id is None or new_id != each_material.getId():
continue
if old_material.getId() in self._id_mapping:
global_stack.material = each_material
for each_extruder_stack in extruder_stacks:
old_material = each_extruder_stack.material
# check if the old material container has been renamed to this material container ID
# if the container hasn't been renamed, we do nothing.
new_id = self._id_mapping.get(old_material.getId())
if new_id is None or new_id != each_material.getId():
continue
if old_material.getId() in self._id_mapping:
each_extruder_stack.material = each_material
if extruder_stacks:
for stack in extruder_stacks:
ExtruderManager.getInstance().registerExtruder(stack, global_stack.getId())
else:
# Machine has no extruders, but it needs to be registered with the extruder manager.
ExtruderManager.getInstance().registerExtruder(None, global_stack.getId())
Logger.log("d", "Workspace loading is notifying rest of the code of changes...")
if self._resolve_strategies["machine"] == "new":
for stack in extruder_stacks:
stack.setNextStack(global_stack)
stack.containersChanged.emit(stack.getTop())
# Actually change the active machine.
Application.getInstance().setGlobalContainerStack(global_stack)
# Notify everything/one that is to notify about changes.
global_stack.containersChanged.emit(global_stack.getTop())
# Load all the nodes / meshdata of the workspace
nodes = self._3mf_mesh_reader.read(file_name)
if nodes is None:
nodes = []
return nodes
def preRead(self, file_name, show_dialog=True, *args, **kwargs):
self._3mf_mesh_reader = Application.getInstance().getMeshFileHandler().getReaderForFile(file_name)
if self._3mf_mesh_reader and self._3mf_mesh_reader.preRead(file_name) == WorkspaceReader.PreReadResult.accepted:
pass
else:
Logger.log("w", "Could not find reader that was able to read the scene data for 3MF workspace")
return WorkspaceReader.PreReadResult.failed
machine_name = ""
machine_type = ""
variant_type_name = i18n_catalog.i18nc("@label", "Nozzle")
# Check if there are any conflicts, so we can ask the user.
archive = zipfile.ZipFile(file_name, "r")
cura_file_names = [name for name in archive.namelist() if name.startswith("Cura/")]
# A few lists of containers in this project files.
# When loading the global stack file, it may be associated with those containers, which may or may not be
# in Cura already, so we need to provide them as alternative search lists.
definition_container_list = []
instance_container_list = []
material_container_list = []
#
# Read definition containers
#
machine_definition_container_count = 0
extruder_definition_container_count = 0
definition_container_files = [name for name in cura_file_names if name.endswith(self._definition_container_suffix)]
for each_definition_container_file in definition_container_files:
container_id = self._stripFileToId(each_definition_container_file)
definitions = self._container_registry.findDefinitionContainers(id=container_id)
if not definitions:
definition_container = DefinitionContainer(container_id)
definition_container.deserialize(archive.open(each_definition_container_file).read().decode("utf-8"))
else:
definition_container = definitions[0]
definition_container_list.append(definition_container)
definition_container_type = definition_container.getMetaDataEntry("type")
if definition_container_type == "machine":
machine_type = definition_container.getName()
variant_type_name = definition_container.getMetaDataEntry("variants_name", variant_type_name)
machine_definition_container_count += 1
elif definition_container_type == "extruder":
extruder_definition_container_count += 1
else:
Logger.log("w", "Unknown definition container type %s for %s",
definition_container_type, each_definition_container_file)
Job.yieldThread()
# sanity check
if machine_definition_container_count != 1:
msg = "Expecting one machine definition container but got %s" % machine_definition_container_count
Logger.log("e", msg)
raise RuntimeError(msg)
material_labels = []
material_conflict = False
xml_material_profile = self._getXmlProfileClass()
if self._material_container_suffix is None:
self._material_container_suffix = ContainerRegistry.getMimeTypeForContainer(xml_material_profile).preferredSuffix
if xml_material_profile:
material_container_files = [name for name in cura_file_names if name.endswith(self._material_container_suffix)]
for material_container_file in material_container_files:
container_id = self._stripFileToId(material_container_file)
materials = self._container_registry.findInstanceContainers(id=container_id)
material_labels.append(self._getMaterialLabelFromSerialized(archive.open(material_container_file).read().decode("utf-8")))
if materials and not materials[0].isReadOnly(): # Only non readonly materials can be in conflict
material_conflict = True
Job.yieldThread()
# Check if any quality_changes instance container is in conflict.
instance_container_files = [name for name in cura_file_names if name.endswith(self._instance_container_suffix)]
quality_name = ""
quality_type = ""
num_settings_overriden_by_quality_changes = 0 # How many settings are changed by the quality changes
num_settings_overriden_by_definition_changes = 0 # How many settings are changed by the definition changes
num_user_settings = 0
quality_changes_conflict = False
definition_changes_conflict = False
for each_instance_container_file in instance_container_files:
container_id = self._stripFileToId(each_instance_container_file)
instance_container = InstanceContainer(container_id)
# Deserialize InstanceContainer by converting read data from bytes to string
instance_container.deserialize(archive.open(each_instance_container_file).read().decode("utf-8"))
instance_container_list.append(instance_container)
container_type = instance_container.getMetaDataEntry("type")
if container_type == "quality_changes":
quality_name = instance_container.getName()
num_settings_overriden_by_quality_changes += len(instance_container._instances)
# Check if quality changes already exists.
quality_changes = self._container_registry.findInstanceContainers(id = container_id)
if quality_changes:
# Check if there really is a conflict by comparing the values
if quality_changes[0] != instance_container:
quality_changes_conflict = True
elif container_type == "definition_changes":
definition_name = instance_container.getName()
num_settings_overriden_by_definition_changes += len(instance_container._instances)
definition_changes = self._container_registry.findDefinitionContainers(id = container_id)
if definition_changes:
if definition_changes[0] != instance_container:
definition_changes_conflict = True
elif container_type == "user":
num_user_settings += len(instance_container._instances)
elif container_type in self._ignored_instance_container_types:
# Ignore certain instance container types
Logger.log("w", "Ignoring instance container [%s] with type [%s]", container_id, container_type)
continue
Job.yieldThread()
# Load ContainerStack files and ExtruderStack files
global_stack_file, extruder_stack_files = self._determineGlobalAndExtruderStackFiles(
file_name, cura_file_names)
self._resolve_strategies = {"machine": None, "quality_changes": None, "material": None}
machine_conflict = False
for container_stack_file in [global_stack_file] + extruder_stack_files:
container_id = self._stripFileToId(container_stack_file)
serialized = archive.open(container_stack_file).read().decode("utf-8")
if machine_name == "":
machine_name = self._getMachineNameFromSerializedStack(serialized)
stacks = self._container_registry.findContainerStacks(id = container_id)
if stacks:
# Check if there are any changes at all in any of the container stacks.
id_list = self._getContainerIdListFromSerialized(serialized)
for index, container_id in enumerate(id_list):
if stacks[0].getContainer(index).getId() != container_id:
machine_conflict = True
Job.yieldThread()
num_visible_settings = 0
try:
temp_preferences = Preferences()
temp_preferences.readFromFile(io.TextIOWrapper(archive.open("Cura/preferences.cfg"))) # We need to wrap it, else the archive parser breaks.
visible_settings_string = temp_preferences.getValue("general/visible_settings")
if visible_settings_string is not None:
num_visible_settings = len(visible_settings_string.split(";"))
active_mode = temp_preferences.getValue("cura/active_mode")
if not active_mode:
active_mode = Preferences.getInstance().getValue("cura/active_mode")
except KeyError:
# If there is no preferences file, it's not a workspace, so notify user of failure.
Logger.log("w", "File %s is not a valid workspace.", file_name)
return WorkspaceReader.PreReadResult.failed
# In case we use preRead() to check if a file is a valid project file, we don't want to show a dialog.
if not show_dialog:
return WorkspaceReader.PreReadResult.accepted
# prepare data for the dialog
num_extruders = extruder_definition_container_count
if num_extruders == 0:
num_extruders = 1 # No extruder stacks found, which means there is one extruder
extruders = num_extruders * [""]
# Show the dialog, informing the user what is about to happen.
self._dialog.setMachineConflict(machine_conflict)
self._dialog.setQualityChangesConflict(quality_changes_conflict)
self._dialog.setDefinitionChangesConflict(definition_changes_conflict)
self._dialog.setMaterialConflict(material_conflict)
self._dialog.setNumVisibleSettings(num_visible_settings)
self._dialog.setQualityName(quality_name)
self._dialog.setQualityType(quality_type)
self._dialog.setNumSettingsOverridenByQualityChanges(num_settings_overriden_by_quality_changes)
self._dialog.setNumUserSettings(num_user_settings)
self._dialog.setActiveMode(active_mode)
self._dialog.setMachineName(machine_name)
self._dialog.setMaterialLabels(material_labels)
self._dialog.setMachineType(machine_type)
self._dialog.setExtruders(extruders)
self._dialog.setVariantType(variant_type_name)
self._dialog.setHasObjectsOnPlate(Application.getInstance().platformActivity)
self._dialog.show()
# Block until the dialog is closed.
self._dialog.waitForClose()
if self._dialog.getResult() == {}:
return WorkspaceReader.PreReadResult.cancelled
self._resolve_strategies = self._dialog.getResult()
#
# There can be 3 resolve strategies coming from the dialog:
# - new: create a new container
# - override: override the existing container
# - None: There is no conflict, which means containers with the same IDs may or may not be there already.
# If they are there, there is no conflict between the them.
# In this case, you can either create a new one, or safely override the existing one.
#
# Default values
for k, v in self._resolve_strategies.items():
if v is None:
self._resolve_strategies[k] = "new"
return WorkspaceReader.PreReadResult.accepted