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Restructure codebase - part 1

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ChrisTerBeke 2019-07-26 15:07:52 +02:00
parent 87517a77c2
commit 3c1b377308
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plugins/UM3NetworkPrinting/src/Network/ClusterUM3OutputDevice.py Normal file
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# Copyright (c) 2019 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from typing import Any, cast, Tuple, Union, Optional, Dict, List
from time import time
import io # To create the correct buffers for sending data to the printer.
import json
import os
from UM.FileHandler.FileHandler import FileHandler
from UM.FileHandler.WriteFileJob import WriteFileJob # To call the file writer asynchronously.
from UM.i18n import i18nCatalog
from UM.Logger import Logger
from UM.Message import Message
from UM.PluginRegistry import PluginRegistry
from UM.Qt.Duration import Duration, DurationFormat
from UM.Scene.SceneNode import SceneNode # For typing.
from UM.Settings.ContainerRegistry import ContainerRegistry
from cura.CuraApplication import CuraApplication
from cura.PrinterOutput.Models.PrinterConfigurationModel import PrinterConfigurationModel
from cura.PrinterOutput.Models.ExtruderConfigurationModel import ExtruderConfigurationModel
from cura.PrinterOutput.Models.PrinterOutputModel import PrinterOutputModel
from cura.PrinterOutput.Models.MaterialOutputModel import MaterialOutputModel
from cura.PrinterOutput.PrinterOutputDevice import ConnectionType
from plugins.UM3NetworkPrinting.src.Factories.PrinterModelFactory import PrinterModelFactory
from plugins.UM3NetworkPrinting.src.UltimakerNetworkedPrinterOutputDevice import UltimakerNetworkedPrinterOutputDevice
from plugins.UM3NetworkPrinting.src.Cloud.Utils import formatTimeCompleted, formatDateCompleted
from plugins.UM3NetworkPrinting.src.Network.ClusterUM3PrinterOutputController import ClusterUM3PrinterOutputController
from plugins.UM3NetworkPrinting.src.MeshFormatHandler import MeshFormatHandler
from plugins.UM3NetworkPrinting.src.SendMaterialJob import SendMaterialJob
from plugins.UM3NetworkPrinting.src.Models.UM3PrintJobOutputModel import UM3PrintJobOutputModel
from PyQt5.QtNetwork import QNetworkRequest, QNetworkReply
from PyQt5.QtGui import QDesktopServices, QImage
from PyQt5.QtCore import pyqtSlot, QUrl, pyqtSignal, pyqtProperty, QObject
i18n_catalog = i18nCatalog("cura")
class ClusterUM3OutputDevice(UltimakerNetworkedPrinterOutputDevice):
activeCameraUrlChanged = pyqtSignal()
receivedPrintJobsChanged = pyqtSignal()
def __init__(self, device_id, address, properties, parent = None) -> None:
super().__init__(device_id = device_id, address = address, properties=properties, connection_type = ConnectionType.NetworkConnection, parent = parent)
self._api_prefix = "/cluster-api/v1/"
self._application = CuraApplication.getInstance()
self._number_of_extruders = 2
self._dummy_lambdas = (
"", {}, io.BytesIO()
) # type: Tuple[Optional[str], Dict[str, Union[str, int, bool]], Union[io.StringIO, io.BytesIO]]
self._received_print_jobs = False # type: bool
if PluginRegistry.getInstance() is not None:
plugin_path = PluginRegistry.getInstance().getPluginPath("UM3NetworkPrinting")
if plugin_path is None:
Logger.log("e", "Cloud not find plugin path for plugin UM3NetworkPrnting")
raise RuntimeError("Cloud not find plugin path for plugin UM3NetworkPrnting")
self._monitor_view_qml_path = os.path.join(plugin_path, "resources", "qml", "MonitorStage.qml")
# Trigger the printersChanged signal when the private signal is triggered
self.printersChanged.connect(self._clusterPrintersChanged)
self._accepts_commands = True # type: bool
self._error_message = None # type: Optional[Message]
self._write_job_progress_message = None # type: Optional[Message]
self._progress_message = None # type: Optional[Message]
self._printer_selection_dialog = None # type: QObject
self.setPriority(3) # Make sure the output device gets selected above local file output
self.setName(self._id)
self.setShortDescription(i18n_catalog.i18nc("@action:button Preceded by 'Ready to'.", "Print over network"))
self.setDescription(i18n_catalog.i18nc("@properties:tooltip", "Print over network"))
self.setConnectionText(i18n_catalog.i18nc("@info:status", "Connected over the network"))
self._printer_uuid_to_unique_name_mapping = {} # type: Dict[str, str]
self._finished_jobs = [] # type: List[UM3PrintJobOutputModel]
self._cluster_size = int(properties.get(b"cluster_size", 0)) # type: int
self._latest_reply_handler = None # type: Optional[QNetworkReply]
self._sending_job = None
self._active_camera_url = QUrl() # type: QUrl
def requestWrite(self, nodes: List["SceneNode"], file_name: Optional[str] = None, limit_mimetypes: bool = False,
file_handler: Optional["FileHandler"] = None, filter_by_machine: bool = False, **kwargs) -> None:
self.writeStarted.emit(self)
self.sendMaterialProfiles()
mesh_format = MeshFormatHandler(file_handler, self.firmwareVersion)
# This function pauses with the yield, waiting on instructions on which printer it needs to print with.
if not mesh_format.is_valid:
Logger.log("e", "Missing file or mesh writer!")
return
self._sending_job = self._sendPrintJob(mesh_format, nodes)
if self._sending_job is not None:
self._sending_job.send(None) # Start the generator.
if len(self._printers) > 1: # We need to ask the user.
self._spawnPrinterSelectionDialog()
is_job_sent = True
else: # Just immediately continue.
self._sending_job.send("") # No specifically selected printer.
is_job_sent = self._sending_job.send(None)
def _spawnPrinterSelectionDialog(self):
if self._printer_selection_dialog is None:
if PluginRegistry.getInstance() is not None:
path = os.path.join(
PluginRegistry.getInstance().getPluginPath("UM3NetworkPrinting"),
"resources", "qml", "PrintWindow.qml"
)
self._printer_selection_dialog = self._application.createQmlComponent(path, {"OutputDevice": self})
if self._printer_selection_dialog is not None:
self._printer_selection_dialog.show()
## Whether the printer that this output device represents supports print job actions via the local network.
@pyqtProperty(bool, constant=True)
def supportsPrintJobActions(self) -> bool:
return True
## Allows the user to choose a printer to print with from the printer
# selection dialogue.
# \param target_printer The name of the printer to target.
@pyqtSlot(str)
def selectPrinter(self, target_printer: str = "") -> None:
if self._sending_job is not None:
self._sending_job.send(target_printer)
@pyqtSlot()
def cancelPrintSelection(self) -> None:
self._sending_gcode = False
## Greenlet to send a job to the printer over the network.
#
# This greenlet gets called asynchronously in requestWrite. It is a
# greenlet in order to optionally wait for selectPrinter() to select a
# printer.
# The greenlet yields exactly three times: First time None,
# \param mesh_format Object responsible for choosing the right kind of format to write with.
def _sendPrintJob(self, mesh_format: MeshFormatHandler, nodes: List[SceneNode]):
Logger.log("i", "Sending print job to printer.")
if self._sending_gcode:
self._error_message = Message(
i18n_catalog.i18nc("@info:status",
"Sending new jobs (temporarily) blocked, still sending the previous print job."))
self._error_message.show()
yield #Wait on the user to select a target printer.
yield #Wait for the write job to be finished.
yield False #Return whether this was a success or not.
yield #Prevent StopIteration.
self._sending_gcode = True
# Potentially wait on the user to select a target printer.
target_printer = yield # type: Optional[str]
# Using buffering greatly reduces the write time for many lines of gcode
stream = mesh_format.createStream()
job = WriteFileJob(mesh_format.writer, stream, nodes, mesh_format.file_mode)
self._write_job_progress_message = Message(i18n_catalog.i18nc("@info:status", "Sending data to printer"),
lifetime = 0, dismissable = False, progress = -1,
title = i18n_catalog.i18nc("@info:title", "Sending Data"),
use_inactivity_timer = False)
self._write_job_progress_message.show()
if mesh_format.preferred_format is not None:
self._dummy_lambdas = (target_printer, mesh_format.preferred_format, stream)
job.finished.connect(self._sendPrintJobWaitOnWriteJobFinished)
job.start()
yield True # Return that we had success!
yield # To prevent having to catch the StopIteration exception.
def _sendPrintJobWaitOnWriteJobFinished(self, job: WriteFileJob) -> None:
if self._write_job_progress_message:
self._write_job_progress_message.hide()
self._progress_message = Message(i18n_catalog.i18nc("@info:status", "Sending data to printer"), lifetime = 0,
dismissable = False, progress = -1,
title = i18n_catalog.i18nc("@info:title", "Sending Data"))
self._progress_message.addAction("Abort", i18n_catalog.i18nc("@action:button", "Cancel"), icon = "",
description = "")
self._progress_message.actionTriggered.connect(self._progressMessageActionTriggered)
self._progress_message.show()
parts = []
target_printer, preferred_format, stream = self._dummy_lambdas
# If a specific printer was selected, it should be printed with that machine.
if target_printer:
target_printer = self._printer_uuid_to_unique_name_mapping[target_printer]
parts.append(self._createFormPart("name=require_printer_name", bytes(target_printer, "utf-8"), "text/plain"))
# Add user name to the print_job
parts.append(self._createFormPart("name=owner", bytes(self._getUserName(), "utf-8"), "text/plain"))
file_name = self._application.getPrintInformation().jobName + "." + preferred_format["extension"]
output = stream.getvalue() # Either str or bytes depending on the output mode.
if isinstance(stream, io.StringIO):
output = cast(str, output).encode("utf-8")
output = cast(bytes, output)
parts.append(self._createFormPart("name=\"file\"; filename=\"%s\"" % file_name, output))
self._latest_reply_handler = self.postFormWithParts("print_jobs/", parts,
on_finished = self._onPostPrintJobFinished,
on_progress = self._onUploadPrintJobProgress)
@pyqtProperty(QUrl, notify = activeCameraUrlChanged)
def activeCameraUrl(self) -> "QUrl":
return self._active_camera_url
@pyqtSlot(QUrl)
def setActiveCameraUrl(self, camera_url: "QUrl") -> None:
if self._active_camera_url != camera_url:
self._active_camera_url = camera_url
self.activeCameraUrlChanged.emit()
def _onPostPrintJobFinished(self, reply: QNetworkReply) -> None:
if self._progress_message:
self._progress_message.hide()
self._compressing_gcode = False
self._sending_gcode = False
## The IP address of the printer.
@pyqtProperty(str, constant = True)
def address(self) -> str:
return self._address
def _onUploadPrintJobProgress(self, bytes_sent: int, bytes_total: int) -> None:
if bytes_total > 0:
new_progress = bytes_sent / bytes_total * 100
# Treat upload progress as response. Uploading can take more than 10 seconds, so if we don't, we can get
# timeout responses if this happens.
self._last_response_time = time()
if self._progress_message is not None and new_progress != self._progress_message.getProgress():
self._progress_message.show() # Ensure that the message is visible.
self._progress_message.setProgress(bytes_sent / bytes_total * 100)
# If successfully sent:
if bytes_sent == bytes_total:
# Show a confirmation to the user so they know the job was sucessful and provide the option to switch to
# the monitor tab.
self._success_message = Message(
i18n_catalog.i18nc("@info:status", "Print job was successfully sent to the printer."),
lifetime=5, dismissable=True,
title=i18n_catalog.i18nc("@info:title", "Data Sent"))
self._success_message.addAction("View", i18n_catalog.i18nc("@action:button", "View in Monitor"), icon = "",
description="")
self._success_message.actionTriggered.connect(self._successMessageActionTriggered)
self._success_message.show()
else:
if self._progress_message is not None:
self._progress_message.setProgress(0)
self._progress_message.hide()
def _progressMessageActionTriggered(self, message_id: Optional[str] = None, action_id: Optional[str] = None) -> None:
if action_id == "Abort":
Logger.log("d", "User aborted sending print to remote.")
if self._progress_message is not None:
self._progress_message.hide()
self._compressing_gcode = False
self._sending_gcode = False
self._application.getController().setActiveStage("PrepareStage")
# After compressing the sliced model Cura sends data to printer, to stop receiving updates from the request
# the "reply" should be disconnected
if self._latest_reply_handler:
self._latest_reply_handler.disconnect()
self._latest_reply_handler = None
def _successMessageActionTriggered(self, message_id: Optional[str] = None, action_id: Optional[str] = None) -> None:
if action_id == "View":
self._application.getController().setActiveStage("MonitorStage")
@pyqtSlot(name="openPrintJobControlPanel")
def openPrintJobControlPanel(self) -> None:
Logger.log("d", "Opening print job control panel...")
QDesktopServices.openUrl(QUrl("http://" + self._address + "/print_jobs"))
@pyqtSlot(name="openPrinterControlPanel")
def openPrinterControlPanel(self) -> None:
Logger.log("d", "Opening printer control panel...")
QDesktopServices.openUrl(QUrl("http://" + self._address + "/printers"))
@pyqtProperty(bool, notify = receivedPrintJobsChanged)
def receivedPrintJobs(self) -> bool:
return self._received_print_jobs
@pyqtSlot(int, result = str)
def getTimeCompleted(self, time_remaining: int) -> str:
return formatTimeCompleted(time_remaining)
@pyqtSlot(int, result = str)
def getDateCompleted(self, time_remaining: int) -> str:
return formatDateCompleted(time_remaining)
@pyqtSlot(int, result = str)
def formatDuration(self, seconds: int) -> str:
return Duration(seconds).getDisplayString(DurationFormat.Format.Short)
@pyqtSlot(str)
def sendJobToTop(self, print_job_uuid: str) -> None:
# This function is part of the output device (and not of the printjob output model) as this type of operation
# is a modification of the cluster queue and not of the actual job.
data = "{\"to_position\": 0}"
self.put("print_jobs/{uuid}/move_to_position".format(uuid = print_job_uuid), data, on_finished=None)
@pyqtSlot(str)
def deleteJobFromQueue(self, print_job_uuid: str) -> None:
# This function is part of the output device (and not of the printjob output model) as this type of operation
# is a modification of the cluster queue and not of the actual job.
self.delete("print_jobs/{uuid}".format(uuid = print_job_uuid), on_finished=None)
@pyqtSlot(str)
def forceSendJob(self, print_job_uuid: str) -> None:
data = "{\"force\": true}"
self.put("print_jobs/{uuid}".format(uuid=print_job_uuid), data, on_finished=None)
# Set the remote print job state.
def setJobState(self, print_job_uuid: str, state: str) -> None:
# We rewrite 'resume' to 'print' here because we are using the old print job action endpoints.
action = "print" if state == "resume" else state
data = "{\"action\": \"%s\"}" % action
self.put("print_jobs/%s/action" % print_job_uuid, data, on_finished=None)
def _printJobStateChanged(self) -> None:
username = self._getUserName()
if username is None:
return # We only want to show notifications if username is set.
finished_jobs = [job for job in self._print_jobs if job.state == "wait_cleanup"]
newly_finished_jobs = [job for job in finished_jobs if job not in self._finished_jobs and job.owner == username]
for job in newly_finished_jobs:
if job.assignedPrinter:
job_completed_text = i18n_catalog.i18nc("@info:status", "Printer '{printer_name}' has finished printing '{job_name}'.").format(printer_name=job.assignedPrinter.name, job_name = job.name)
else:
job_completed_text = i18n_catalog.i18nc("@info:status", "The print job '{job_name}' was finished.").format(job_name = job.name)
job_completed_message = Message(text=job_completed_text, title = i18n_catalog.i18nc("@info:status", "Print finished"))
job_completed_message.show()
# Ensure UI gets updated
self.printJobsChanged.emit()
# Keep a list of all completed jobs so we know if something changed next time.
self._finished_jobs = finished_jobs
## Called when the connection to the cluster changes.
def connect(self) -> None:
super().connect()
self.sendMaterialProfiles()
def _onGetPreviewImageFinished(self, reply: QNetworkReply) -> None:
reply_url = reply.url().toString()
uuid = reply_url[reply_url.find("print_jobs/")+len("print_jobs/"):reply_url.rfind("/preview_image")]
print_job = findByKey(self._print_jobs, uuid)
if print_job:
image = QImage()
image.loadFromData(reply.readAll())
print_job.updatePreviewImage(image)
def _update(self) -> None:
super()._update()
self.get("printers/", on_finished = self._onGetPrintersDataFinished)
self.get("print_jobs/", on_finished = self._onGetPrintJobsFinished)
for print_job in self._print_jobs:
if print_job.getPreviewImage() is None:
self.get("print_jobs/{uuid}/preview_image".format(uuid=print_job.key), on_finished=self._onGetPreviewImageFinished)
def _onGetPrintJobsFinished(self, reply: QNetworkReply) -> None:
self._received_print_jobs = True
self.receivedPrintJobsChanged.emit()
if not checkValidGetReply(reply):
return
result = loadJsonFromReply(reply)
if result is None:
return
print_jobs_seen = []
job_list_changed = False
for idx, print_job_data in enumerate(result):
print_job = findByKey(self._print_jobs, print_job_data["uuid"])
if print_job is None:
print_job = self._createPrintJobModel(print_job_data)
job_list_changed = True
elif not job_list_changed:
# Check if the order of the jobs has changed since the last check
if self._print_jobs.index(print_job) != idx:
job_list_changed = True
self._updatePrintJob(print_job, print_job_data)
if print_job.state != "queued" and print_job.state != "error": # Print job should be assigned to a printer.
if print_job.state in ["failed", "finished", "aborted", "none"]:
# Print job was already completed, so don't attach it to a printer.
printer = None
else:
printer = self._getPrinterByKey(print_job_data["printer_uuid"])
else: # The job can "reserve" a printer if some changes are required.
printer = self._getPrinterByKey(print_job_data["assigned_to"])
if printer:
printer.updateActivePrintJob(print_job)
print_jobs_seen.append(print_job)
# Check what jobs need to be removed.
removed_jobs = [print_job for print_job in self._print_jobs if print_job not in print_jobs_seen]
for removed_job in removed_jobs:
job_list_changed = job_list_changed or self._removeJob(removed_job)
if job_list_changed:
# Override the old list with the new list (either because jobs were removed / added or order changed)
self._print_jobs = print_jobs_seen
self.printJobsChanged.emit() # Do a single emit for all print job changes.
def _onGetPrintersDataFinished(self, reply: QNetworkReply) -> None:
if not checkValidGetReply(reply):
return
result = loadJsonFromReply(reply)
if result is None:
return
printer_list_changed = False
printers_seen = []
for printer_data in result:
printer = findByKey(self._printers, printer_data["uuid"])
if printer is None:
output_controller = ClusterUM3PrinterOutputController(self)
printer = PrinterModelFactory.createPrinter(output_controller=output_controller,
ip_address=printer_data.get("ip_address", ""),
extruder_count=self._number_of_extruders)
self._printers.append(printer)
printer_list_changed = True
printers_seen.append(printer)
self._updatePrinter(printer, printer_data)
removed_printers = [printer for printer in self._printers if printer not in printers_seen]
for printer in removed_printers:
self._removePrinter(printer)
if removed_printers or printer_list_changed:
self.printersChanged.emit()
def _createPrintJobModel(self, data: Dict[str, Any]) -> UM3PrintJobOutputModel:
print_job = UM3PrintJobOutputModel(output_controller=ClusterUM3PrinterOutputController(self),
key=data["uuid"], name= data["name"])
configuration = PrinterConfigurationModel()
extruders = [ExtruderConfigurationModel(position = idx) for idx in range(0, self._number_of_extruders)]
for index in range(0, self._number_of_extruders):
try:
extruder_data = data["configuration"][index]
except IndexError:
continue
extruder = extruders[int(data["configuration"][index]["extruder_index"])]
extruder.setHotendID(extruder_data.get("print_core_id", ""))
extruder.setMaterial(self._createMaterialOutputModel(extruder_data.get("material", {})))
configuration.setExtruderConfigurations(extruders)
configuration.setPrinterType(data.get("machine_variant", ""))
print_job.updateConfiguration(configuration)
print_job.setCompatibleMachineFamilies(data.get("compatible_machine_families", []))
print_job.stateChanged.connect(self._printJobStateChanged)
return print_job
def _updatePrintJob(self, print_job: UM3PrintJobOutputModel, data: Dict[str, Any]) -> None:
print_job.updateTimeTotal(data["time_total"])
print_job.updateTimeElapsed(data["time_elapsed"])
impediments_to_printing = data.get("impediments_to_printing", [])
print_job.updateOwner(data["owner"])
status_set_by_impediment = False
for impediment in impediments_to_printing:
if impediment["severity"] == "UNFIXABLE":
status_set_by_impediment = True
print_job.updateState("error")
break
if not status_set_by_impediment:
print_job.updateState(data["status"])
configuration_changes = PrinterModelFactory.createConfigurationChanges(data.get("configuration_changes_required"))
print_job.updateConfigurationChanges(configuration_changes)
def _createMaterialOutputModel(self, material_data: Dict[str, Any]) -> "MaterialOutputModel":
material_manager = self._application.getMaterialManager()
material_group_list = None
# Avoid crashing if there is no "guid" field in the metadata
material_guid = material_data.get("guid")
if material_guid:
material_group_list = material_manager.getMaterialGroupListByGUID(material_guid)
# This can happen if the connected machine has no material in one or more extruders (if GUID is empty), or the
# material is unknown to Cura, so we should return an "empty" or "unknown" material model.
if material_group_list is None:
material_name = i18n_catalog.i18nc("@label:material", "Empty") if len(material_data.get("guid", "")) == 0 \
else i18n_catalog.i18nc("@label:material", "Unknown")
return MaterialOutputModel(guid = material_data.get("guid", ""),
type = material_data.get("material", ""),
color = material_data.get("color", ""),
brand = material_data.get("brand", ""),
name = material_data.get("name", material_name)
)
# Sort the material groups by "is_read_only = True" first, and then the name alphabetically.
read_only_material_group_list = list(filter(lambda x: x.is_read_only, material_group_list))
non_read_only_material_group_list = list(filter(lambda x: not x.is_read_only, material_group_list))
material_group = None
if read_only_material_group_list:
read_only_material_group_list = sorted(read_only_material_group_list, key = lambda x: x.name)
material_group = read_only_material_group_list[0]
elif non_read_only_material_group_list:
non_read_only_material_group_list = sorted(non_read_only_material_group_list, key = lambda x: x.name)
material_group = non_read_only_material_group_list[0]
if material_group:
container = material_group.root_material_node.getContainer()
color = container.getMetaDataEntry("color_code")
brand = container.getMetaDataEntry("brand")
material_type = container.getMetaDataEntry("material")
name = container.getName()
else:
Logger.log("w",
"Unable to find material with guid {guid}. Using data as provided by cluster".format(
guid=material_data["guid"]))
color = material_data["color"]
brand = material_data["brand"]
material_type = material_data["material"]
name = i18n_catalog.i18nc("@label:material", "Empty") if material_data["material"] == "empty" \
else i18n_catalog.i18nc("@label:material", "Unknown")
return MaterialOutputModel(guid = material_data["guid"], type = material_type,
brand = brand, color = color, name = name)
def _updatePrinter(self, printer: PrinterOutputModel, data: Dict[str, Any]) -> None:
# For some unknown reason the cluster wants UUID for everything, except for sending a job directly to a printer.
# Then we suddenly need the unique name. So in order to not have to mess up all the other code, we save a mapping.
self._printer_uuid_to_unique_name_mapping[data["uuid"]] = data["unique_name"]
definitions = ContainerRegistry.getInstance().findDefinitionContainers(name = data["machine_variant"])
if not definitions:
Logger.log("w", "Unable to find definition for machine variant %s", data["machine_variant"])
return
machine_definition = definitions[0]
printer.updateName(data["friendly_name"])
printer.updateKey(data["uuid"])
printer.updateType(data["machine_variant"])
if data["status"] != "unreachable":
self._application.getDiscoveredPrintersModel().updateDiscoveredPrinter(data["ip_address"],
name = data["friendly_name"],
machine_type = data["machine_variant"])
# Do not store the build plate information that comes from connect if the current printer has not build plate information
if "build_plate" in data and machine_definition.getMetaDataEntry("has_variant_buildplates", False):
printer.updateBuildplate(data["build_plate"]["type"])
if not data["enabled"]:
printer.updateState("disabled")
else:
printer.updateState(data["status"])
for index in range(0, self._number_of_extruders):
extruder = printer.extruders[index]
try:
extruder_data = data["configuration"][index]
except IndexError:
break
extruder.updateHotendID(extruder_data.get("print_core_id", ""))
material_data = extruder_data["material"]
if extruder.activeMaterial is None or extruder.activeMaterial.guid != material_data["guid"]:
material = self._createMaterialOutputModel(material_data)
extruder.updateActiveMaterial(material)
def _removeJob(self, job: UM3PrintJobOutputModel) -> bool:
if job not in self._print_jobs:
return False
if job.assignedPrinter:
job.assignedPrinter.updateActivePrintJob(None)
job.stateChanged.disconnect(self._printJobStateChanged)
self._print_jobs.remove(job)
return True
def _removePrinter(self, printer: PrinterOutputModel) -> None:
self._printers.remove(printer)
if self._active_printer == printer:
self._active_printer = None
self.activePrinterChanged.emit()
## Sync the material profiles in Cura with the printer.
#
# This gets called when connecting to a printer as well as when sending a
# print.
def sendMaterialProfiles(self) -> None:
job = SendMaterialJob(device = self)
job.run()
def loadJsonFromReply(reply: QNetworkReply) -> Optional[List[Dict[str, Any]]]:
try:
result = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.logException("w", "Unable to decode JSON from reply.")
return None
return result
def checkValidGetReply(reply: QNetworkReply) -> bool:
status_code = reply.attribute(QNetworkRequest.HttpStatusCodeAttribute)
if status_code != 200:
Logger.log("w", "Got status code {status_code} while trying to get data".format(status_code=status_code))
return False
return True
def findByKey(lst: List[Union[UM3PrintJobOutputModel, PrinterOutputModel]], key: str) -> Optional[UM3PrintJobOutputModel]:
for item in lst:
if item.key == key:
return item
return None