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OctoPrintOutputDevice.py
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OctoPrintOutputDevice.py
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from UM.i18n import i18nCatalog
from UM.Application import Application
from UM.Logger import Logger
from UM.Signal import signalemitter
from UM.Message import Message
from UM.Util import parseBool
from cura.PrinterOutputDevice import PrinterOutputDevice, ConnectionState
from PyQt5.QtNetwork import QHttpMultiPart, QHttpPart, QNetworkRequest, QNetworkAccessManager, QNetworkReply
from PyQt5.QtCore import QUrl, QTimer, pyqtSignal, pyqtProperty, pyqtSlot, QCoreApplication
from PyQt5.QtGui import QImage, QDesktopServices
import json
import os.path
from time import time
i18n_catalog = i18nCatalog("cura")
## OctoPrint connected (wifi / lan) printer using the OctoPrint API
@signalemitter
class OctoPrintOutputDevice(PrinterOutputDevice):
def __init__(self, key, address, port, properties):
super().__init__(key)
self._address = address
self._port = port
self._path = properties.get(b"path", b"/").decode("utf-8")
if self._path[-1:] != "/":
self._path += "/"
self._key = key
self._properties = properties # Properties dict as provided by zero conf
self._gcode = None
self._auto_print = True
# We start with a single extruder, but update this when we get data from octoprint
self._num_extruders_set = False
self._num_extruders = 1
# Try to get version information from plugin.json
plugin_file_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "plugin.json")
try:
with open(plugin_file_path) as plugin_file:
plugin_info = json.load(plugin_file)
plugin_version = plugin_info["version"]
except:
# The actual version info is not critical to have so we can continue
plugin_version = "Unknown"
Logger.logException("w", "Could not get version information for the plugin")
self._user_agent_header = "User-Agent".encode()
self._user_agent = ("%s/%s %s/%s" % (
Application.getInstance().getApplicationName(),
Application.getInstance().getVersion(),
"OctoPrintPlugin",
Application.getInstance().getVersion()
)).encode()
self._api_prefix = "api/"
self._api_header = "X-Api-Key".encode()
self._api_key = None
self._protocol = "https" if properties.get(b'useHttps') == b"true" else "http"
self._base_url = "%s://%s:%d%s" % (self._protocol, self._address, self._port, self._path)
self._api_url = self._base_url + self._api_prefix
self._basic_auth_header = "Authentication".encode()
self._basic_auth_data = None
basic_auth_username = properties.get(b"userName", b"").decode("utf-8")
basic_auth_password = properties.get(b"password", b"").decode("utf-8")
if basic_auth_username and basic_auth_password:
self._basic_auth_data = ("%s:%s" % (basic_auth_username, basic_auth_username)).encode()
self._monitor_view_qml_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "MonitorItem.qml")
self.setPriority(2) # Make sure the output device gets selected above local file output
self.setName(key)
self.setShortDescription(i18n_catalog.i18nc("@action:button", "Print with OctoPrint"))
self.setDescription(i18n_catalog.i18nc("@properties:tooltip", "Print with OctoPrint"))
self.setIconName("print")
self.setConnectionText(i18n_catalog.i18nc("@info:status", "Connected to OctoPrint on {0}").format(self._key))
# QNetwork manager needs to be created in advance. If we don't it can happen that it doesn't correctly
# hook itself into the event loop, which results in events never being fired / done.
self._manager = QNetworkAccessManager()
self._manager.finished.connect(self._onRequestFinished)
## Ensure that the qt networking stuff isn't garbage collected (unless we want it to)
self._settings_reply = None
self._printer_reply = None
self._job_reply = None
self._command_reply = None
self._image_reply = None
self._stream_buffer = b""
self._stream_buffer_start_index = -1
self._post_reply = None
self._post_multi_part = None
self._post_part = None
self._progress_message = None
self._error_message = None
self._connection_message = None
self._update_timer = QTimer()
self._update_timer.setInterval(2000) # TODO; Add preference for update interval
self._update_timer.setSingleShot(False)
self._update_timer.timeout.connect(self._update)
self._camera_image_id = 0
self._camera_image = QImage()
self._camera_mirror = ""
self._camera_rotation = 0
self._camera_url = ""
self._camera_shares_proxy = False
self._sd_supported = False
self._connection_state_before_timeout = None
self._last_response_time = None
self._last_request_time = None
self._response_timeout_time = 5
self._recreate_network_manager_time = 30 # If we have no connection, re-create network manager every 30 sec.
self._recreate_network_manager_count = 1
self._preheat_timer = QTimer()
self._preheat_timer.setSingleShot(True)
self._preheat_timer.timeout.connect(self.cancelPreheatBed)
def getProperties(self):
return self._properties
@pyqtSlot(str, result = str)
def getProperty(self, key):
key = key.encode("utf-8")
if key in self._properties:
return self._properties.get(key, b"").decode("utf-8")
else:
return ""
## Get the unique key of this machine
# \return key String containing the key of the machine.
@pyqtSlot(result = str)
def getKey(self):
return self._key
## Set the API key of this OctoPrint instance
def setApiKey(self, api_key):
self._api_key = api_key.encode()
## Name of the instance (as returned from the zeroConf properties)
@pyqtProperty(str, constant = True)
def name(self):
return self._key
## Version (as returned from the zeroConf properties)
@pyqtProperty(str, constant=True)
def octoprintVersion(self):
return self._properties.get(b"version", b"").decode("utf-8")
## IPadress of this instance
@pyqtProperty(str, constant=True)
def ipAddress(self):
return self._address
## port of this instance
@pyqtProperty(int, constant=True)
def port(self):
return self._port
## path of this instance
@pyqtProperty(str, constant=True)
def path(self):
return self._path
## absolute url of this instance
@pyqtProperty(str, constant=True)
def baseURL(self):
return self._base_url
cameraOrientationChanged = pyqtSignal()
@pyqtProperty("QVariantMap", notify = cameraOrientationChanged)
def cameraOrientation(self):
return {
"mirror": self._camera_mirror,
"rotation": self._camera_rotation,
}
def _startCamera(self):
global_container_stack = Application.getInstance().getGlobalContainerStack()
if not global_container_stack or not parseBool(global_container_stack.getMetaDataEntry("octoprint_show_camera", False)) or self._camera_url == "":
return
# Start streaming mjpg stream
url = QUrl(self._camera_url)
image_request = QNetworkRequest(url)
image_request.setRawHeader(self._user_agent_header, self._user_agent)
if self._camera_shares_proxy and self._basic_auth_data:
image_request.setRawHeader(self._basic_auth_header, self._basic_auth_data)
self._image_reply = self._manager.get(image_request)
self._image_reply.downloadProgress.connect(self._onStreamDownloadProgress)
def _stopCamera(self):
if self._image_reply:
self._image_reply.abort()
self._image_reply.downloadProgress.disconnect(self._onStreamDownloadProgress)
self._image_reply = None
image_request = None
self._stream_buffer = b""
self._stream_buffer_start_index = -1
self._camera_image = QImage()
self.newImage.emit()
def _update(self):
if self._last_response_time:
time_since_last_response = time() - self._last_response_time
else:
time_since_last_response = 0
if self._last_request_time:
time_since_last_request = time() - self._last_request_time
else:
time_since_last_request = float("inf") # An irrelevantly large number of seconds
# Connection is in timeout, check if we need to re-start the connection.
# Sometimes the qNetwork manager incorrectly reports the network status on Mac & Windows.
# Re-creating the QNetworkManager seems to fix this issue.
if self._last_response_time and self._connection_state_before_timeout:
if time_since_last_response > self._recreate_network_manager_time * self._recreate_network_manager_count:
self._recreate_network_manager_count += 1
# It can happen that we had a very long timeout (multiple times the recreate time).
# In that case we should jump through the point that the next update won't be right away.
while time_since_last_response - self._recreate_network_manager_time * self._recreate_network_manager_count > self._recreate_network_manager_time:
self._recreate_network_manager_count += 1
Logger.log("d", "Timeout lasted over 30 seconds (%.1fs), re-checking connection.", time_since_last_response)
self._createNetworkManager()
return
# Check if we have an connection in the first place.
if not self._manager.networkAccessible():
if not self._connection_state_before_timeout:
Logger.log("d", "The network connection seems to be disabled. Going into timeout mode")
self._connection_state_before_timeout = self._connection_state
self.setConnectionState(ConnectionState.error)
self._connection_message = Message(i18n_catalog.i18nc("@info:status",
"The connection with the network was lost."))
self._connection_message.show()
# Check if we were uploading something. Abort if this is the case.
# Some operating systems handle this themselves, others give weird issues.
try:
if self._post_reply:
Logger.log("d", "Stopping post upload because the connection was lost.")
try:
self._post_reply.uploadProgress.disconnect(self._onUploadProgress)
except TypeError:
pass # The disconnection can fail on mac in some cases. Ignore that.
self._post_reply.abort()
self._progress_message.hide()
except RuntimeError:
self._post_reply = None # It can happen that the wrapped c++ object is already deleted.
return
else:
if not self._connection_state_before_timeout:
self._recreate_network_manager_count = 1
# Check that we aren't in a timeout state
if self._last_response_time and self._last_request_time and not self._connection_state_before_timeout:
if time_since_last_response > self._response_timeout_time and time_since_last_request <= self._response_timeout_time:
# Go into timeout state.
Logger.log("d", "We did not receive a response for %s seconds, so it seems OctoPrint is no longer accesible.", time() - self._last_response_time)
self._connection_state_before_timeout = self._connection_state
self._connection_message = Message(i18n_catalog.i18nc("@info:status", "The connection with OctoPrint was lost. Check your network-connections."))
self._connection_message.show()
self.setConnectionState(ConnectionState.error)
## Request 'general' printer data
self._printer_reply = self._manager.get(self._createApiRequest("printer"))
## Request print_job data
self._job_reply = self._manager.get(self._createApiRequest("job"))
def _createNetworkManager(self):
if self._manager:
self._manager.finished.disconnect(self._onRequestFinished)
self._manager = QNetworkAccessManager()
self._manager.finished.connect(self._onRequestFinished)
def _createApiRequest(self, end_point):
request = QNetworkRequest(QUrl(self._api_url + end_point))
request.setRawHeader(self._user_agent_header, self._user_agent)
request.setRawHeader(self._api_header, self._api_key)
if self._basic_auth_data:
request.setRawHeader(self._basic_auth_header, self._basic_auth_data)
return request
def close(self):
self._updateJobState("")
self.setConnectionState(ConnectionState.closed)
if self._progress_message:
self._progress_message.hide()
if self._error_message:
self._error_message.hide()
self._update_timer.stop()
self._stopCamera()
def requestWrite(self, node, file_name = None, filter_by_machine = False, file_handler = None, **kwargs):
self.writeStarted.emit(self)
self._gcode = getattr(Application.getInstance().getController().getScene(), "gcode_list")
self.startPrint()
def isConnected(self):
return self._connection_state != ConnectionState.closed and self._connection_state != ConnectionState.error
## Start requesting data from the instance
def connect(self):
self._createNetworkManager()
self.setConnectionState(ConnectionState.connecting)
self._update() # Manually trigger the first update, as we don't want to wait a few secs before it starts.
Logger.log("d", "Connection with instance %s with url %s started", self._key, self._base_url)
self._update_timer.start()
self._last_response_time = None
self.setAcceptsCommands(False)
self.setConnectionText(i18n_catalog.i18nc("@info:status", "Connecting to OctoPrint on {0}").format(self._key))
## Request 'settings' dump
self._settings_reply = self._manager.get(self._createApiRequest("settings"))
## Stop requesting data from the instance
def disconnect(self):
Logger.log("d", "Connection with instance %s with url %s stopped", self._key, self._base_url)
self.close()
newImage = pyqtSignal()
@pyqtProperty(QUrl, notify = newImage)
def cameraImage(self):
self._camera_image_id += 1
# There is an image provider that is called "camera". In order to ensure that the image qml object, that
# requires a QUrl to function, updates correctly we add an increasing number. This causes to see the QUrl
# as new (instead of relying on cached version and thus forces an update.
temp = "image://camera/" + str(self._camera_image_id)
return QUrl(temp, QUrl.TolerantMode)
def getCameraImage(self):
return self._camera_image
def _setJobState(self, job_state):
if job_state == "abort":
command = "cancel"
elif job_state == "print":
if self.jobState == "paused":
command = "pause"
else:
command = "start"
elif job_state == "pause":
command = "pause"
if command:
self._sendJobCommand(command)
def startPrint(self):
global_container_stack = Application.getInstance().getGlobalContainerStack()
if not global_container_stack:
return
self._auto_print = parseBool(global_container_stack.getMetaDataEntry("octoprint_auto_print", True))
if self.jobState not in ["ready", ""]:
if self.jobState == "offline":
self._error_message = Message(i18n_catalog.i18nc("@info:status", "OctoPrint is offline. Unable to start a new job."))
elif self._auto_print:
self._error_message = Message(i18n_catalog.i18nc("@info:status", "OctoPrint is busy. Unable to start a new job."))
else:
# allow queueing the job even if OctoPrint is currently busy if autoprinting is disabled
self._error_message = None
if self._error_message:
self._error_message.show()
return
self._preheat_timer.stop()
if self._auto_print:
Application.getInstance().showPrintMonitor.emit(True)
try:
self._progress_message = Message(i18n_catalog.i18nc("@info:status", "Sending data to OctoPrint"), 0, False, -1)
self._progress_message.addAction("Cancel", i18n_catalog.i18nc("@action:button", "Cancel"), None, "")
self._progress_message.actionTriggered.connect(self._cancelSendGcode)
self._progress_message.show()
## Mash the data into single string
single_string_file_data = ""
last_process_events = time()
for line in self._gcode:
single_string_file_data += line
if time() > last_process_events + 0.05:
# Ensure that the GUI keeps updated at least 20 times per second.
QCoreApplication.processEvents()
last_process_events = time()
job_name = Application.getInstance().getPrintInformation().jobName.strip()
if job_name is "":
job_name = "untitled_print"
file_name = "%s.gcode" % job_name
## Create multi_part request
self._post_multi_part = QHttpMultiPart(QHttpMultiPart.FormDataType)
## Create parts (to be placed inside multipart)
self._post_part = QHttpPart()
self._post_part.setHeader(QNetworkRequest.ContentDispositionHeader, "form-data; name=\"select\"")
self._post_part.setBody(b"true")
self._post_multi_part.append(self._post_part)
if self._auto_print:
self._post_part = QHttpPart()
self._post_part.setHeader(QNetworkRequest.ContentDispositionHeader, "form-data; name=\"print\"")
self._post_part.setBody(b"true")
self._post_multi_part.append(self._post_part)
self._post_part = QHttpPart()
self._post_part.setHeader(QNetworkRequest.ContentDispositionHeader, "form-data; name=\"file\"; filename=\"%s\"" % file_name)
self._post_part.setBody(single_string_file_data.encode())
self._post_multi_part.append(self._post_part)
destination = "local"
if self._sd_supported and parseBool(global_container_stack.getMetaDataEntry("octoprint_store_sd", False)):
destination = "sdcard"
## Post request + data
post_request = self._createApiRequest("files/" + destination)
self._post_reply = self._manager.post(post_request, self._post_multi_part)
self._post_reply.uploadProgress.connect(self._onUploadProgress)
self._gcode = None
except IOError:
self._progress_message.hide()
self._error_message = Message(i18n_catalog.i18nc("@info:status", "Unable to send data to OctoPrint."))
self._error_message.show()
except Exception as e:
self._progress_message.hide()
Logger.log("e", "An exception occurred in network connection: %s" % str(e))
def _cancelSendGcode(self, message_id, action_id):
if self._post_reply:
Logger.log("d", "Stopping upload because the user pressed cancel.")
try:
self._post_reply.uploadProgress.disconnect(self._onUploadProgress)
except TypeError:
pass # The disconnection can fail on mac in some cases. Ignore that.
self._post_reply.abort()
self._post_reply = None
self._progress_message.hide()
def _sendCommand(self, command):
self._sendCommandToApi("printer/command", command)
Logger.log("d", "Sent gcode command to OctoPrint instance: %s", command)
def _sendJobCommand(self, command):
self._sendCommandToApi("job", command)
Logger.log("d", "Sent job command to OctoPrint instance: %s", command)
def _sendCommandToApi(self, end_point, command):
command_request = self._createApiRequest(end_point)
command_request.setHeader(QNetworkRequest.ContentTypeHeader, "application/json")
data = "{\"command\": \"%s\"}" % command
self._command_reply = self._manager.post(command_request, data.encode())
## Pre-heats the heated bed of the printer.
#
# \param temperature The temperature to heat the bed to, in degrees
# Celsius.
# \param duration How long the bed should stay warm, in seconds.
@pyqtSlot(float, float)
def preheatBed(self, temperature, duration):
self._setTargetBedTemperature(temperature)
if duration > 0:
self._preheat_timer.setInterval(duration * 1000)
self._preheat_timer.start()
else:
self._preheat_timer.stop()
## Cancels pre-heating the heated bed of the printer.
#
# If the bed is not pre-heated, nothing happens.
@pyqtSlot()
def cancelPreheatBed(self):
self._setTargetBedTemperature(0)
self._preheat_timer.stop()
def _setTargetBedTemperature(self, temperature):
Logger.log("d", "Setting bed temperature to %s", temperature)
self._sendCommand("M140 S%s" % temperature)
def _setTargetHotendTemperature(self, index, temperature):
Logger.log("d", "Setting hotend %s temperature to %s", index, temperature)
self._sendCommand("M104 T%s S%s" % (index, temperature))
def _setHeadPosition(self, x, y , z, speed):
self._sendCommand("G0 X%s Y%s Z%s F%s" % (x, y, z, speed))
def _setHeadX(self, x, speed):
self._sendCommand("G0 X%s F%s" % (x, speed))
def _setHeadY(self, y, speed):
self._sendCommand("G0 Y%s F%s" % (y, speed))
def _setHeadZ(self, z, speed):
self._sendCommand("G0 Y%s F%s" % (z, speed))
def _homeHead(self):
self._sendCommand("G28")
def _homeBed(self):
self._sendCommand("G28 Z")
def _moveHead(self, x, y, z, speed):
self._sendCommand("G91")
self._sendCommand("G0 X%s Y%s Z%s F%s" % (x, y, z, speed))
self._sendCommand("G90")
## Handler for all requests that have finished.
def _onRequestFinished(self, reply):
if reply.error() == QNetworkReply.TimeoutError:
Logger.log("w", "Received a timeout on a request to the instance")
self._connection_state_before_timeout = self._connection_state
self.setConnectionState(ConnectionState.error)
return
if self._connection_state_before_timeout and reply.error() == QNetworkReply.NoError: # There was a timeout, but we got a correct answer again.
if self._last_response_time:
Logger.log("d", "We got a response from the instance after %s of silence", time() - self._last_response_time)
self.setConnectionState(self._connection_state_before_timeout)
self._connection_state_before_timeout = None
if reply.error() == QNetworkReply.NoError:
self._last_response_time = time()
http_status_code = reply.attribute(QNetworkRequest.HttpStatusCodeAttribute)
if not http_status_code:
# Received no or empty reply
return
if reply.operation() == QNetworkAccessManager.GetOperation:
if self._api_prefix + "printer" in reply.url().toString(): # Status update from /printer.
if http_status_code == 200:
if not self.acceptsCommands:
self.setAcceptsCommands(True)
self.setConnectionText(i18n_catalog.i18nc("@info:status", "Connected to OctoPrint on {0}").format(self._key))
if self._connection_state == ConnectionState.connecting:
self.setConnectionState(ConnectionState.connected)
try:
json_data = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.log("w", "Received invalid JSON from octoprint instance.")
json_data = {}
if "temperature" in json_data:
if not self._num_extruders_set:
self._num_extruders = 0
while "tool%d" % self._num_extruders in json_data["temperature"]:
self._num_extruders = self._num_extruders + 1
# Reinitialise from PrinterOutputDevice to match the new _num_extruders
self._hotend_temperatures = [0] * self._num_extruders
self._target_hotend_temperatures = [0] * self._num_extruders
self._num_extruders_set = True
# Check for hotend temperatures
for index in range(0, self._num_extruders):
temperature = json_data["temperature"]["tool%d" % index]["actual"] if ("tool%d" % index) in json_data["temperature"] else 0
self._setHotendTemperature(index, temperature)
bed_temperature = json_data["temperature"]["bed"]["actual"] if "bed" in json_data["temperature"] else 0
self._setBedTemperature(bed_temperature)
job_state = "offline"
if "state" in json_data:
if json_data["state"]["flags"]["error"]:
job_state = "error"
elif json_data["state"]["flags"]["paused"]:
job_state = "paused"
elif json_data["state"]["flags"]["printing"]:
job_state = "printing"
elif json_data["state"]["flags"]["ready"]:
job_state = "ready"
self._updateJobState(job_state)
elif http_status_code == 401:
self._updateJobState("offline")
self.setConnectionText(i18n_catalog.i18nc("@info:status", "OctoPrint on {0} does not allow access to print").format(self._key))
elif http_status_code == 409:
if self._connection_state == ConnectionState.connecting:
self.setConnectionState(ConnectionState.connected)
self._updateJobState("offline")
self.setConnectionText(i18n_catalog.i18nc("@info:status", "The printer connected to OctoPrint on {0} is not operational").format(self._key))
else:
self._updateJobState("offline")
Logger.log("w", "Received an unexpected returncode: %d", http_status_code)
elif self._api_prefix + "job" in reply.url().toString(): # Status update from /job:
if http_status_code == 200:
try:
json_data = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.log("w", "Received invalid JSON from octoprint instance.")
json_data = {}
progress = json_data["progress"]["completion"]
if progress:
self.setProgress(progress)
if json_data["progress"]["printTime"]:
self.setTimeElapsed(json_data["progress"]["printTime"])
if json_data["progress"]["printTimeLeft"]:
self.setTimeTotal(json_data["progress"]["printTime"] + json_data["progress"]["printTimeLeft"])
elif json_data["job"]["estimatedPrintTime"]:
self.setTimeTotal(max(json_data["job"]["estimatedPrintTime"], json_data["progress"]["printTime"]))
elif progress > 0:
self.setTimeTotal(json_data["progress"]["printTime"] / (progress / 100))
else:
self.setTimeTotal(0)
else:
self.setTimeElapsed(0)
self.setTimeTotal(0)
self.setJobName(json_data["job"]["file"]["name"])
else:
pass # TODO: Handle errors
elif self._api_prefix + "settings" in reply.url().toString(): # OctoPrint settings dump from /settings:
if http_status_code == 200:
try:
json_data = json.loads(bytes(reply.readAll()).decode("utf-8"))
except json.decoder.JSONDecodeError:
Logger.log("w", "Received invalid JSON from octoprint instance.")
json_data = {}
if "feature" in json_data and "sdSupport" in json_data["feature"]:
self._sd_supported = json_data["feature"]["sdSupport"]
if "webcam" in json_data and "streamUrl" in json_data["webcam"]:
self._camera_shares_proxy = False
stream_url = json_data["webcam"]["streamUrl"]
if not stream_url: #empty string or None
self._camera_url = ""
elif stream_url[:4].lower() == "http": # absolute uri
self._camera_url = stream_url
elif stream_url[:2] == "//": # protocol-relative
self._camera_url = "%s:%s" % (self._protocol, stream_url)
elif stream_url[:1] == ":": # domain-relative (on another port)
self._camera_url = "%s://%s%s" % (self._protocol, self._address, stream_url)
elif stream_url[:1] == "/": # domain-relative (on same port)
self._camera_url = "%s://%s:%d%s" % (self._protocol, self._address, self._port, stream_url)
self._camera_shares_proxy = True
else:
Logger.log("w", "Unusable stream url received: %s", stream_url)
self._camera_url = ""
Logger.log("d", "Set OctoPrint camera url to %s", self._camera_url)
self._camera_rotation = -90 if json_data["webcam"]["rotate90"] else 0
if json_data["webcam"]["flipH"] and json_data["webcam"]["flipV"]:
self._camera_mirror = False
self._camera_rotation += 180
elif json_data["webcam"]["flipH"]:
self._camera_mirror = True
elif json_data["webcam"]["flipV"]:
self._camera_mirror = True
self._camera_rotation += 180
else:
self._camera_mirror = False
self.cameraOrientationChanged.emit()
elif reply.operation() == QNetworkAccessManager.PostOperation:
if self._api_prefix + "files" in reply.url().toString(): # Result from /files command:
if http_status_code == 201:
Logger.log("d", "Resource created on OctoPrint instance: %s", reply.header(QNetworkRequest.LocationHeader).toString())
else:
pass # TODO: Handle errors
reply.uploadProgress.disconnect(self._onUploadProgress)
self._progress_message.hide()
global_container_stack = Application.getInstance().getGlobalContainerStack()
if not self._auto_print:
location = reply.header(QNetworkRequest.LocationHeader)
if location:
file_name = QUrl(reply.header(QNetworkRequest.LocationHeader).toString()).fileName()
message = Message(i18n_catalog.i18nc("@info:status", "Saved to OctoPrint as {0}").format(file_name))
else:
message = Message(i18n_catalog.i18nc("@info:status", "Saved to OctoPrint"))
message.addAction("open_browser", i18n_catalog.i18nc("@action:button", "Open OctoPrint..."), "globe",
i18n_catalog.i18nc("@info:tooltip", "Open the OctoPrint web interface"))
message.actionTriggered.connect(self._onMessageActionTriggered)
message.show()
elif self._api_prefix + "job" in reply.url().toString(): # Result from /job command:
if http_status_code == 204:
Logger.log("d", "Octoprint command accepted")
else:
pass # TODO: Handle errors
else:
Logger.log("d", "OctoPrintOutputDevice got an unhandled operation %s", reply.operation())
def _onStreamDownloadProgress(self, bytes_received, bytes_total):
self._stream_buffer += self._image_reply.readAll()
if self._stream_buffer_start_index == -1:
self._stream_buffer_start_index = self._stream_buffer.indexOf(b'\xff\xd8')
stream_buffer_end_index = self._stream_buffer.lastIndexOf(b'\xff\xd9')
if self._stream_buffer_start_index != -1 and stream_buffer_end_index != -1:
jpg_data = self._stream_buffer[self._stream_buffer_start_index:stream_buffer_end_index + 2]
self._stream_buffer = self._stream_buffer[stream_buffer_end_index + 2:]
self._stream_buffer_start_index = -1
self._camera_image.loadFromData(jpg_data)
self.newImage.emit()
def _onUploadProgress(self, bytes_sent, bytes_total):
if bytes_total > 0:
# 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()
progress = bytes_sent / bytes_total * 100
if progress < 100:
if progress > self._progress_message.getProgress():
self._progress_message.setProgress(progress)
else:
self._progress_message.hide()
self._progress_message = Message(i18n_catalog.i18nc("@info:status", "Storing data on OctoPrint"), 0, False, -1)
self._progress_message.show()
else:
self._progress_message.setProgress(0)
def _onMessageActionTriggered(self, message, action):
if action == "open_browser":
QDesktopServices.openUrl(QUrl(self._base_url))