Cura/plugins/UM3NetworkPrinting/LegacyUM3OutputDevice.py
2017-11-20 16:03:54 +01:00

87 lines
3.8 KiB
Python

from cura.PrinterOutput.NetworkedPrinterOutputDevice import NetworkedPrinterOutputDevice
from cura.PrinterOutput.PrinterOutputModel import PrinterOutputModel
from cura.PrinterOutput.PrintJobOutputModel import PrintJobOutputModel
from UM.Logger import Logger
from PyQt5.QtNetwork import QNetworkRequest
import json
class LegacyUM3OutputDevice(NetworkedPrinterOutputDevice):
def __init__(self, device_id, address: str, properties, parent = None):
super().__init__(device_id = device_id, address = address, properties = properties, parent = parent)
self._api_prefix = "/api/v1/"
self._number_of_extruders = 2
def _update(self):
super()._update()
self._get("printer", onFinished=self._onGetPrinterDataFinished)
self._get("print_job", onFinished=self._onGetPrintJobFinished)
def _onGetPrintJobFinished(self, reply):
status_code = reply.attribute(QNetworkRequest.HttpStatusCodeAttribute)
if not self._printers:
return # Ignore the data for now, we don't have info about a printer yet.
printer = self._printers[0]
if status_code == 200:
try:
result = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.log("w", "Received an invalid print job state message: Not valid JSON.")
return
if printer.activePrintJob is None:
print_job = PrintJobOutputModel(output_controller=None)
printer.updateActivePrintJob(print_job)
else:
print_job = printer.activePrintJob
print_job.updateState(result["state"])
print_job.updateTimeElapsed(result["time_elapsed"])
print_job.updateTimeTotal(result["time_total"])
print_job.updateName(result["name"])
elif status_code == 404:
# No job found, so delete the active print job (if any!)
printer.updateActivePrintJob(None)
else:
Logger.log("w",
"Got status code {status_code} while trying to get printer data".format(status_code=status_code))
def _onGetPrinterDataFinished(self, reply):
status_code = reply.attribute(QNetworkRequest.HttpStatusCodeAttribute)
if status_code == 200:
try:
result = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.log("w", "Received an invalid printer state message: Not valid JSON.")
return
if not self._printers:
self._printers = [PrinterOutputModel(output_controller=None, number_of_extruders=self._number_of_extruders)]
# LegacyUM3 always has a single printer.
printer = self._printers[0]
printer.updateBedTemperature(result["bed"]["temperature"]["current"])
printer.updateTargetBedTemperature(result["bed"]["temperature"]["target"])
printer.updatePrinterState(result["status"])
for index in range(0, self._number_of_extruders):
temperatures = result["heads"][0]["extruders"][index]["hotend"]["temperature"]
printer.extruders[index].updateTargetHotendTemperature(temperatures["target"])
printer.extruders[index].updateHotendTemperature(temperatures["current"])
# TODO: Set active material
try:
hotend_id = result["heads"][0]["extruders"][index]["hotend"]["id"]
except KeyError:
hotend_id = ""
printer.extruders[index].updateHotendID(hotend_id)
else:
Logger.log("w",
"Got status code {status_code} while trying to get printer data".format(status_code = status_code))