Merge pull request #4960 from Ultimaker/CURA-6005_cura_drive_plugin

[4.0] CURA-6005 Added CuraDrive plugin to Cura build

.gitignore

@@ -42,7 +42,6 @@ plugins/cura-siemensnx-plugin
 plugins/CuraBlenderPlugin
 plugins/CuraCloudPlugin
 plugins/CuraDrivePlugin
-plugins/CuraDrive
 plugins/CuraLiveScriptingPlugin
 plugins/CuraOpenSCADPlugin
 plugins/CuraPrintProfileCreator

cura/API/Account.py

@@ -6,6 +6,7 @@ from PyQt5.QtCore import QObject, pyqtSignal, pyqtSlot, pyqtProperty
 
 from UM.i18n import i18nCatalog
 from UM.Message import Message
+from cura import UltimakerCloudAuthentication
 
 from cura.OAuth2.AuthorizationService import AuthorizationService
 from cura.OAuth2.Models import OAuth2Settings
@@ -37,15 +38,16 @@ class Account(QObject):
         self._logged_in = False
 
         self._callback_port = 32118
-        self._oauth_root = "https://account.ultimaker.com"
-        self._cloud_api_root = "https://api.ultimaker.com"
+        self._oauth_root = UltimakerCloudAuthentication.CuraCloudAccountAPIRoot
 
         self._oauth_settings = OAuth2Settings(
             OAUTH_SERVER_URL= self._oauth_root,
             CALLBACK_PORT=self._callback_port,
             CALLBACK_URL="http://localhost:{}/callback".format(self._callback_port),
             CLIENT_ID="um----------------------------ultimaker_cura",
-            CLIENT_SCOPES="account.user.read drive.backup.read drive.backup.write packages.download packages.rating.read packages.rating.write",
+            CLIENT_SCOPES="account.user.read drive.backup.read drive.backup.write packages.download "
+                          "packages.rating.read packages.rating.write connect.cluster.read connect.cluster.write "
+                          "cura.printjob.read cura.printjob.write cura.mesh.read cura.mesh.write",
             AUTH_DATA_PREFERENCE_KEY="general/ultimaker_auth_data",
             AUTH_SUCCESS_REDIRECT="{}/app/auth-success".format(self._oauth_root),
             AUTH_FAILED_REDIRECT="{}/app/auth-error".format(self._oauth_root)

cura/API/Backups.py

@@ -1,6 +1,6 @@
 # Copyright (c) 2018 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
-from typing import Tuple, Optional, TYPE_CHECKING
+from typing import Tuple, Optional, TYPE_CHECKING, Dict, Any
 
 from cura.Backups.BackupsManager import BackupsManager
 
@@ -24,12 +24,12 @@ class Backups:
     ##  Create a new back-up using the BackupsManager.
     #   \return Tuple containing a ZIP file with the back-up data and a dict
     #   with metadata about the back-up.
-    def createBackup(self) -> Tuple[Optional[bytes], Optional[dict]]:
+    def createBackup(self) -> Tuple[Optional[bytes], Optional[Dict[str, Any]]]:
         return self.manager.createBackup()
 
     ##  Restore a back-up using the BackupsManager.
     #   \param zip_file A ZIP file containing the actual back-up data.
     #   \param meta_data Some metadata needed for restoring a back-up, like the
     #   Cura version number.
-    def restoreBackup(self, zip_file: bytes, meta_data: dict) -> None:
+    def restoreBackup(self, zip_file: bytes, meta_data: Dict[str, Any]) -> None:
         return self.manager.restoreBackup(zip_file, meta_data)

cura/ApplicationMetadata.py

@@ -0,0 +1,36 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+# ---------
+# Genearl constants used in Cura
+# ---------
+DEFAULT_CURA_DISPLAY_NAME = "Ultimaker Cura"
+DEFAULT_CURA_VERSION = "master"
+DEFAULT_CURA_BUILD_TYPE = ""
+DEFAULT_CURA_DEBUG_MODE = False
+DEFAULT_CURA_SDK_VERSION = "6.0.0"
+
+try:
+    from cura.CuraVersion import CuraAppDisplayName  # type: ignore
+except ImportError:
+    CuraAppDisplayName = DEFAULT_CURA_DISPLAY_NAME
+
+try:
+    from cura.CuraVersion import CuraVersion  # type: ignore
+except ImportError:
+    CuraVersion = DEFAULT_CURA_VERSION  # [CodeStyle: Reflecting imported value]
+
+try:
+    from cura.CuraVersion import CuraBuildType  # type: ignore
+except ImportError:
+    CuraBuildType = DEFAULT_CURA_BUILD_TYPE
+
+try:
+    from cura.CuraVersion import CuraDebugMode  # type: ignore
+except ImportError:
+    CuraDebugMode = DEFAULT_CURA_DEBUG_MODE
+
+try:
+    from cura.CuraVersion import CuraSDKVersion  # type: ignore
+except ImportError:
+    CuraSDKVersion = DEFAULT_CURA_SDK_VERSION

cura/CuraApplication.py

@@ -117,6 +117,8 @@ from cura.ObjectsModel import ObjectsModel
 from cura.PrinterOutputDevice import PrinterOutputDevice
 from cura.PrinterOutput.NetworkMJPGImage import NetworkMJPGImage
 
+from cura import ApplicationMetadata
+
 from UM.FlameProfiler import pyqtSlot
 from UM.Decorators import override
 
@@ -164,11 +166,11 @@ class CuraApplication(QtApplication):
 
     def __init__(self, *args, **kwargs):
         super().__init__(name = "cura",
-                         app_display_name = CuraAppDisplayName,
-                         version = CuraVersion,
-                         api_version = CuraSDKVersion,
-                         buildtype = CuraBuildType,
-                         is_debug_mode = CuraDebugMode,
+                         app_display_name = ApplicationMetadata.CuraAppDisplayName,
+                         version = ApplicationMetadata.CuraVersion,
+                         api_version = ApplicationMetadata.CuraSDKVersion,
+                         buildtype = ApplicationMetadata.CuraBuildType,
+                         is_debug_mode = ApplicationMetadata.CuraDebugMode,
                          tray_icon_name = "cura-icon-32.png",
                          **kwargs)
 
@@ -954,7 +956,7 @@ class CuraApplication(QtApplication):
         engine.rootContext().setContextProperty("CuraApplication", self)
         engine.rootContext().setContextProperty("PrintInformation", self._print_information)
         engine.rootContext().setContextProperty("CuraActions", self._cura_actions)
-        engine.rootContext().setContextProperty("CuraSDKVersion", CuraSDKVersion)
+        engine.rootContext().setContextProperty("CuraSDKVersion", ApplicationMetadata.CuraSDKVersion)
 
         qmlRegisterUncreatableType(CuraApplication, "Cura", 1, 0, "ResourceTypes", "Just an Enum type")
 

cura/CuraVersion.py.in

@@ -8,3 +8,4 @@ CuraDebugMode = True if "@_cura_debugmode@" == "ON" else False
 CuraSDKVersion = "@CURA_SDK_VERSION@"
 CuraCloudAPIRoot = "@CURA_CLOUD_API_ROOT@"
 CuraCloudAPIVersion = "@CURA_CLOUD_API_VERSION@"
+CuraCloudAccountAPIRoot = "@CURA_CLOUD_ACCOUNT_API_ROOT@"

cura/UltimakerCloudAuthentication.py

@@ -0,0 +1,24 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+# ---------
+# Constants used for the Cloud API
+# ---------
+DEFAULT_CLOUD_API_ROOT = "https://api.ultimaker.com"  # type: str
+DEFAULT_CLOUD_API_VERSION = 1  # type: int
+DEFAULT_CLOUD_ACCOUNT_API_ROOT = "https://account.ultimaker.com"  # type: str
+
+try:
+    from cura.CuraVersion import CuraCloudAPIRoot  # type: ignore
+except ImportError:
+    CuraCloudAPIRoot = DEFAULT_CLOUD_API_ROOT
+
+try:
+    from cura.CuraVersion import CuraCloudAPIVersion  # type: ignore
+except ImportError:
+    CuraCloudAPIVersion = DEFAULT_CLOUD_API_VERSION
+
+try:
+    from cura.CuraVersion import CuraCloudAccountAPIRoot  # type: ignore
+except ImportError:
+    CuraCloudAccountAPIRoot = DEFAULT_CLOUD_ACCOUNT_API_ROOT

plugins/CuraDrive/__init__.py

@@ -0,0 +1,12 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from .src.DrivePluginExtension import DrivePluginExtension
+
+
+def getMetaData():
+    return {}
+
+
+def register(app):
+    return {"extension": DrivePluginExtension()}

plugins/CuraDrive/plugin.json

@@ -0,0 +1,8 @@
+{
+    "name": "Cura Backups",
+    "author": "Ultimaker B.V.",
+    "description": "Backup and restore your configuration.",
+    "version": "1.2.0",
+    "api": 6,
+    "i18n-catalog": "cura"
+}

plugins/CuraDrive/src/DriveApiService.py

@@ -0,0 +1,168 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+import base64
+import hashlib
+from datetime import datetime
+from tempfile import NamedTemporaryFile
+from typing import Any, Optional, List, Dict
+
+import requests
+
+from UM.Logger import Logger
+from UM.Message import Message
+from UM.Signal import Signal, signalemitter
+from cura.CuraApplication import CuraApplication
+
+from .UploadBackupJob import UploadBackupJob
+from .Settings import Settings
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+
+## The DriveApiService is responsible for interacting with the CuraDrive API and Cura's backup handling.
+@signalemitter
+class DriveApiService:
+    BACKUP_URL = "{}/backups".format(Settings.DRIVE_API_URL)
+
+    # Emit signal when restoring backup started or finished.
+    restoringStateChanged = Signal()
+
+    # Emit signal when creating backup started or finished.
+    creatingStateChanged = Signal()
+
+    def __init__(self) -> None:
+        self._cura_api = CuraApplication.getInstance().getCuraAPI()
+
+    def getBackups(self) -> List[Dict[str, Any]]:
+        access_token = self._cura_api.account.accessToken
+        if not access_token:
+            Logger.log("w", "Could not get access token.")
+            return []
+
+        backup_list_request = requests.get(self.BACKUP_URL, headers = {
+            "Authorization": "Bearer {}".format(access_token)
+        })
+
+        # HTTP status 300s mean redirection. 400s and 500s are errors.
+        # Technically 300s are not errors, but the use case here relies on "requests" to handle redirects automatically.
+        if backup_list_request.status_code >= 300:
+            Logger.log("w", "Could not get backups list from remote: %s", backup_list_request.text)
+            Message(catalog.i18nc("@info:backup_status", "There was an error listing your backups."), title = catalog.i18nc("@info:title", "Backup")).show()
+            return []
+        return backup_list_request.json()["data"]
+
+    def createBackup(self) -> None:
+        self.creatingStateChanged.emit(is_creating = True)
+
+        # Create the backup.
+        backup_zip_file, backup_meta_data = self._cura_api.backups.createBackup()
+        if not backup_zip_file or not backup_meta_data:
+            self.creatingStateChanged.emit(is_creating = False, error_message ="Could not create backup.")
+            return
+
+        # Create an upload entry for the backup.
+        timestamp = datetime.now().isoformat()
+        backup_meta_data["description"] = "{}.backup.{}.cura.zip".format(timestamp, backup_meta_data["cura_release"])
+        backup_upload_url = self._requestBackupUpload(backup_meta_data, len(backup_zip_file))
+        if not backup_upload_url:
+            self.creatingStateChanged.emit(is_creating = False, error_message ="Could not upload backup.")
+            return
+
+        # Upload the backup to storage.
+        upload_backup_job = UploadBackupJob(backup_upload_url, backup_zip_file)
+        upload_backup_job.finished.connect(self._onUploadFinished)
+        upload_backup_job.start()
+
+    def _onUploadFinished(self, job: "UploadBackupJob") -> None:
+        if job.backup_upload_error_message != "":
+            # If the job contains an error message we pass it along so the UI can display it.
+            self.creatingStateChanged.emit(is_creating = False, error_message = job.backup_upload_error_message)
+        else:
+            self.creatingStateChanged.emit(is_creating = False)
+
+    def restoreBackup(self, backup: Dict[str, Any]) -> None:
+        self.restoringStateChanged.emit(is_restoring = True)
+        download_url = backup.get("download_url")
+        if not download_url:
+            # If there is no download URL, we can't restore the backup.
+            return self._emitRestoreError()
+
+        download_package = requests.get(download_url, stream = True)
+        if download_package.status_code >= 300:
+            # Something went wrong when attempting to download the backup.
+            Logger.log("w", "Could not download backup from url %s: %s", download_url, download_package.text)
+            return self._emitRestoreError()
+
+        # We store the file in a temporary path fist to ensure integrity.
+        temporary_backup_file = NamedTemporaryFile(delete = False)
+        with open(temporary_backup_file.name, "wb") as write_backup:
+            for chunk in download_package:
+                write_backup.write(chunk)
+
+        if not self._verifyMd5Hash(temporary_backup_file.name, backup.get("md5_hash", "")):
+            # Don't restore the backup if the MD5 hashes do not match.
+            # This can happen if the download was interrupted.
+            Logger.log("w", "Remote and local MD5 hashes do not match, not restoring backup.")
+            return self._emitRestoreError()
+
+        # Tell Cura to place the backup back in the user data folder.
+        with open(temporary_backup_file.name, "rb") as read_backup:
+            self._cura_api.backups.restoreBackup(read_backup.read(), backup.get("metadata", {}))
+            self.restoringStateChanged.emit(is_restoring = False)
+
+    def _emitRestoreError(self) -> None:
+        self.restoringStateChanged.emit(is_restoring = False,
+                                        error_message = catalog.i18nc("@info:backup_status",
+                                                                         "There was an error trying to restore your backup."))
+
+    #   Verify the MD5 hash of a file.
+    #   \param file_path Full path to the file.
+    #   \param known_hash The known MD5 hash of the file.
+    #   \return: Success or not.
+    @staticmethod
+    def _verifyMd5Hash(file_path: str, known_hash: str) -> bool:
+        with open(file_path, "rb") as read_backup:
+            local_md5_hash = base64.b64encode(hashlib.md5(read_backup.read()).digest(), altchars = b"_-").decode("utf-8")
+            return known_hash == local_md5_hash
+
+    def deleteBackup(self, backup_id: str) -> bool:
+        access_token = self._cura_api.account.accessToken
+        if not access_token:
+            Logger.log("w", "Could not get access token.")
+            return False
+
+        delete_backup = requests.delete("{}/{}".format(self.BACKUP_URL, backup_id), headers = {
+            "Authorization": "Bearer {}".format(access_token)
+        })
+        if delete_backup.status_code >= 300:
+            Logger.log("w", "Could not delete backup: %s", delete_backup.text)
+            return False
+        return True
+
+    #   Request a backup upload slot from the API.
+    #   \param backup_metadata: A dict containing some meta data about the backup.
+    #   \param backup_size The size of the backup file in bytes.
+    #   \return: The upload URL for the actual backup file if successful, otherwise None.
+    def _requestBackupUpload(self, backup_metadata: Dict[str, Any], backup_size: int) -> Optional[str]:
+        access_token = self._cura_api.account.accessToken
+        if not access_token:
+            Logger.log("w", "Could not get access token.")
+            return None
+        
+        backup_upload_request = requests.put(self.BACKUP_URL, json = {
+            "data": {
+                "backup_size": backup_size,
+                "metadata": backup_metadata
+            }
+        }, headers = {
+            "Authorization": "Bearer {}".format(access_token)
+        })
+
+        # Any status code of 300 or above indicates an error.
+        if backup_upload_request.status_code >= 300:
+            Logger.log("w", "Could not request backup upload: %s", backup_upload_request.text)
+            return None
+        
+        return backup_upload_request.json()["data"]["upload_url"]

plugins/CuraDrive/src/DrivePluginExtension.py

@@ -0,0 +1,162 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+import os
+from datetime import datetime
+from typing import Optional, List, Dict, Any
+
+from PyQt5.QtCore import QObject, pyqtSlot, pyqtProperty, pyqtSignal
+
+from UM.Extension import Extension
+from UM.Logger import Logger
+from UM.Message import Message
+from cura.CuraApplication import CuraApplication
+
+from .Settings import Settings
+from .DriveApiService import DriveApiService
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+
+# The DivePluginExtension provides functionality to backup and restore your Cura configuration to Ultimaker's cloud.
+class DrivePluginExtension(QObject, Extension):
+
+    # Signal emitted when the list of backups changed.
+    backupsChanged = pyqtSignal()
+
+    # Signal emitted when restoring has started. Needed to prevent parallel restoring.
+    restoringStateChanged = pyqtSignal()
+
+    # Signal emitted when creating has started. Needed to prevent parallel creation of backups.
+    creatingStateChanged = pyqtSignal()
+
+    # Signal emitted when preferences changed (like auto-backup).
+    preferencesChanged = pyqtSignal()
+
+    DATE_FORMAT = "%d/%m/%Y %H:%M:%S"
+
+    def __init__(self) -> None:
+        QObject.__init__(self, None)
+        Extension.__init__(self)
+
+        # Local data caching for the UI.
+        self._drive_window = None  # type: Optional[QObject]
+        self._backups = []  # type: List[Dict[str, Any]]
+        self._is_restoring_backup = False
+        self._is_creating_backup = False
+
+        # Initialize services.
+        preferences = CuraApplication.getInstance().getPreferences()
+        self._drive_api_service = DriveApiService()
+
+        # Attach signals.
+        CuraApplication.getInstance().getCuraAPI().account.loginStateChanged.connect(self._onLoginStateChanged)
+        self._drive_api_service.restoringStateChanged.connect(self._onRestoringStateChanged)
+        self._drive_api_service.creatingStateChanged.connect(self._onCreatingStateChanged)
+
+        # Register preferences.
+        preferences.addPreference(Settings.AUTO_BACKUP_ENABLED_PREFERENCE_KEY, False)
+        preferences.addPreference(Settings.AUTO_BACKUP_LAST_DATE_PREFERENCE_KEY,
+                                  datetime.now().strftime(self.DATE_FORMAT))
+
+        # Register the menu item
+        self.addMenuItem(catalog.i18nc("@item:inmenu", "Manage backups"), self.showDriveWindow)
+
+        # Make auto-backup on boot if required.
+        CuraApplication.getInstance().engineCreatedSignal.connect(self._autoBackup)
+
+    def showDriveWindow(self) -> None:
+        if not self._drive_window:
+            plugin_dir_path = CuraApplication.getInstance().getPluginRegistry().getPluginPath("CuraDrive")
+            path = os.path.join(plugin_dir_path, "src", "qml", "main.qml")
+            self._drive_window = CuraApplication.getInstance().createQmlComponent(path, {"CuraDrive": self})
+        self.refreshBackups()
+        if self._drive_window:
+            self._drive_window.show()
+
+    def _autoBackup(self) -> None:
+        preferences = CuraApplication.getInstance().getPreferences()
+        if preferences.getValue(Settings.AUTO_BACKUP_ENABLED_PREFERENCE_KEY) and self._isLastBackupTooLongAgo():
+            self.createBackup()
+
+    def _isLastBackupTooLongAgo(self) -> bool:
+        current_date = datetime.now()
+        last_backup_date = self._getLastBackupDate()
+        date_diff = current_date - last_backup_date
+        return date_diff.days > 1
+
+    def _getLastBackupDate(self) -> "datetime":
+        preferences = CuraApplication.getInstance().getPreferences()
+        last_backup_date = preferences.getValue(Settings.AUTO_BACKUP_LAST_DATE_PREFERENCE_KEY)
+        return datetime.strptime(last_backup_date, self.DATE_FORMAT)
+
+    def _storeBackupDate(self) -> None:
+        backup_date = datetime.now().strftime(self.DATE_FORMAT)
+        preferences = CuraApplication.getInstance().getPreferences()
+        preferences.setValue(Settings.AUTO_BACKUP_LAST_DATE_PREFERENCE_KEY, backup_date)
+
+    def _onLoginStateChanged(self, logged_in: bool = False) -> None:
+        if logged_in:
+            self.refreshBackups()
+
+    def _onRestoringStateChanged(self, is_restoring: bool = False, error_message: str = None) -> None:
+        self._is_restoring_backup = is_restoring
+        self.restoringStateChanged.emit()
+        if error_message:
+            Message(error_message, title = catalog.i18nc("@info:title", "Backup")).show()
+
+    def _onCreatingStateChanged(self, is_creating: bool = False, error_message: str = None) -> None:
+        self._is_creating_backup = is_creating
+        self.creatingStateChanged.emit()
+        if error_message:
+            Message(error_message, title = catalog.i18nc("@info:title", "Backup")).show()
+        else:
+            self._storeBackupDate()
+        if not is_creating and not error_message:
+            # We've finished creating a new backup, to the list has to be updated.
+            self.refreshBackups()
+
+    @pyqtSlot(bool, name = "toggleAutoBackup")
+    def toggleAutoBackup(self, enabled: bool) -> None:
+        preferences = CuraApplication.getInstance().getPreferences()
+        preferences.setValue(Settings.AUTO_BACKUP_ENABLED_PREFERENCE_KEY, enabled)
+
+    @pyqtProperty(bool, notify = preferencesChanged)
+    def autoBackupEnabled(self) -> bool:
+        preferences = CuraApplication.getInstance().getPreferences()
+        return bool(preferences.getValue(Settings.AUTO_BACKUP_ENABLED_PREFERENCE_KEY))
+
+    @pyqtProperty("QVariantList", notify = backupsChanged)
+    def backups(self) -> List[Dict[str, Any]]:
+        return self._backups
+
+    @pyqtSlot(name = "refreshBackups")
+    def refreshBackups(self) -> None:
+        self._backups = self._drive_api_service.getBackups()
+        self.backupsChanged.emit()
+
+    @pyqtProperty(bool, notify = restoringStateChanged)
+    def isRestoringBackup(self) -> bool:
+        return self._is_restoring_backup
+
+    @pyqtProperty(bool, notify = creatingStateChanged)
+    def isCreatingBackup(self) -> bool:
+        return self._is_creating_backup
+
+    @pyqtSlot(str, name = "restoreBackup")
+    def restoreBackup(self, backup_id: str) -> None:
+        for backup in self._backups:
+            if backup.get("backup_id") == backup_id:
+                self._drive_api_service.restoreBackup(backup)
+                return
+        Logger.log("w", "Unable to find backup with the ID %s", backup_id)
+
+    @pyqtSlot(name = "createBackup")
+    def createBackup(self) -> None:
+        self._drive_api_service.createBackup()
+
+    @pyqtSlot(str, name = "deleteBackup")
+    def deleteBackup(self, backup_id: str) -> None:
+        self._drive_api_service.deleteBackup(backup_id)
+        self.refreshBackups()

plugins/CuraDrive/src/Settings.py

@@ -0,0 +1,13 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from cura import UltimakerCloudAuthentication
+
+
+class Settings:
+    # Keeps the plugin settings.
+    DRIVE_API_VERSION = 1
+    DRIVE_API_URL = "{}/cura-drive/v{}".format(UltimakerCloudAuthentication.CuraCloudAPIRoot, str(DRIVE_API_VERSION))
+
+    AUTO_BACKUP_ENABLED_PREFERENCE_KEY = "cura_drive/auto_backup_enabled"
+    AUTO_BACKUP_LAST_DATE_PREFERENCE_KEY = "cura_drive/auto_backup_date"

plugins/CuraDrive/src/UploadBackupJob.py

@@ -0,0 +1,41 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+import requests
+
+from UM.Job import Job
+from UM.Logger import Logger
+from UM.Message import Message
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+
+class UploadBackupJob(Job):
+    MESSAGE_TITLE = catalog.i18nc("@info:title", "Backups")
+
+    # This job is responsible for uploading the backup file to cloud storage.
+    # As it can take longer than some other tasks, we schedule this using a Cura Job.
+    def __init__(self, signed_upload_url: str, backup_zip: bytes) -> None:
+        super().__init__()
+        self._signed_upload_url = signed_upload_url
+        self._backup_zip = backup_zip
+        self._upload_success = False
+        self.backup_upload_error_message = ""
+
+    def run(self) -> None:
+        upload_message = Message(catalog.i18nc("@info:backup_status", "Uploading your backup..."), title = self.MESSAGE_TITLE, progress = -1)
+        upload_message.show()
+
+        backup_upload = requests.put(self._signed_upload_url, data = self._backup_zip)
+        upload_message.hide()
+
+        if backup_upload.status_code >= 300:
+            self.backup_upload_error_message = backup_upload.text
+            Logger.log("w", "Could not upload backup file: %s", backup_upload.text)
+            Message(catalog.i18nc("@info:backup_status", "There was an error while uploading your backup."), title = self.MESSAGE_TITLE).show()
+        else:
+            self._upload_success = True
+            Message(catalog.i18nc("@info:backup_status", "Your backup has finished uploading."), title = self.MESSAGE_TITLE).show()
+
+        self.finished.emit(self)

plugins/CuraDrive/src/qml/components/BackupList.qml

@@ -0,0 +1,37 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.2
+import QtQuick.Layouts 1.3
+
+import UM 1.1 as UM
+
+ScrollView
+{
+    property alias model: backupList.model
+    width: parent.width
+    ListView
+    {
+        id: backupList
+        width: parent.width
+        delegate: Item
+        {
+            width: parent.width
+            height: childrenRect.height
+
+            BackupListItem
+            {
+                id: backupListItem
+                width: parent.width
+            }
+
+            Rectangle
+            {
+                id: divider
+                color: UM.Theme.getColor("lining")
+                height: UM.Theme.getSize("default_lining").height
+            }
+        }
+    }
+}

plugins/CuraDrive/src/qml/components/BackupListFooter.qml

@@ -0,0 +1,46 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.3
+
+import UM 1.3 as UM
+import Cura 1.0 as Cura
+
+import "../components"
+
+RowLayout
+{
+    id: backupListFooter
+    width: parent.width
+    property bool showInfoButton: false
+
+    Cura.PrimaryButton
+    {
+        id: infoButton
+        text: catalog.i18nc("@button", "Want more?")
+        iconSource: UM.Theme.getIcon("info")
+        onClicked: Qt.openUrlExternally("https://goo.gl/forms/QACEP8pP3RV60QYG2")
+        visible: backupListFooter.showInfoButton
+    }
+
+    Cura.PrimaryButton
+    {
+        id: createBackupButton
+        text: catalog.i18nc("@button", "Backup Now")
+        iconSource: UM.Theme.getIcon("plus")
+        enabled: !CuraDrive.isCreatingBackup && !CuraDrive.isRestoringBackup && !backupListFooter.showInfoButton
+        onClicked: CuraDrive.createBackup()
+        busy: CuraDrive.isCreatingBackup
+    }
+
+    Cura.CheckBoxWithTooltip
+    {
+        id: autoBackupEnabled
+        checked: CuraDrive.autoBackupEnabled
+        onClicked: CuraDrive.toggleAutoBackup(autoBackupEnabled.checked)
+        text: catalog.i18nc("@checkbox:description", "Auto Backup")
+        tooltip: catalog.i18nc("@checkbox:description", "Automatically create a backup each day that Cura is started.")
+    }
+}

plugins/CuraDrive/src/qml/components/BackupListItem.qml

@@ -0,0 +1,113 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.3
+import QtQuick.Dialogs 1.1
+
+import UM 1.1 as UM
+import Cura 1.0 as Cura
+
+Item
+{
+    id: backupListItem
+    width: parent.width
+    height: showDetails ? dataRow.height + backupDetails.height : dataRow.height
+    property bool showDetails: false
+
+    // Backup details toggle animation.
+    Behavior on height
+    {
+        PropertyAnimation
+        {
+            duration: 70
+        }
+    }
+
+    RowLayout
+    {
+        id: dataRow
+        spacing: UM.Theme.getSize("wide_margin").width
+        width: parent.width
+        height: 50 * screenScaleFactor
+
+        UM.SimpleButton
+        {
+            width: UM.Theme.getSize("section_icon").width
+            height: UM.Theme.getSize("section_icon").height
+            color: UM.Theme.getColor("small_button_text")
+            hoverColor: UM.Theme.getColor("small_button_text_hover")
+            iconSource: UM.Theme.getIcon("info")
+            onClicked: backupListItem.showDetails = !backupListItem.showDetails
+        }
+
+        Label
+        {
+            text: new Date(modelData.generated_time).toLocaleString(UM.Preferences.getValue("general/language"))
+            color: UM.Theme.getColor("text")
+            elide: Text.ElideRight
+            Layout.minimumWidth: 100 * screenScaleFactor
+            Layout.maximumWidth: 500 * screenScaleFactor
+            Layout.fillWidth: true
+            font: UM.Theme.getFont("default")
+            renderType: Text.NativeRendering
+        }
+
+        Label
+        {
+            text: modelData.metadata.description
+            color: UM.Theme.getColor("text")
+            elide: Text.ElideRight
+            Layout.minimumWidth: 100 * screenScaleFactor
+            Layout.maximumWidth: 500 * screenScaleFactor
+            Layout.fillWidth: true
+            font: UM.Theme.getFont("default")
+            renderType: Text.NativeRendering
+        }
+
+        Cura.SecondaryButton
+        {
+            text: catalog.i18nc("@button", "Restore")
+            enabled: !CuraDrive.isCreatingBackup && !CuraDrive.isRestoringBackup
+            onClicked: confirmRestoreDialog.visible = true
+        }
+
+        UM.SimpleButton
+        {
+            width: UM.Theme.getSize("message_close").width
+            height: UM.Theme.getSize("message_close").height
+            color: UM.Theme.getColor("small_button_text")
+            hoverColor: UM.Theme.getColor("small_button_text_hover")
+            iconSource: UM.Theme.getIcon("cross1")
+            onClicked: confirmDeleteDialog.visible = true
+        }
+    }
+
+    BackupListItemDetails
+    {
+        id: backupDetails
+        backupDetailsData: modelData
+        width: parent.width
+        visible: parent.showDetails
+        anchors.top: dataRow.bottom
+    }
+
+    MessageDialog
+    {
+        id: confirmDeleteDialog
+        title: catalog.i18nc("@dialog:title", "Delete Backup")
+        text: catalog.i18nc("@dialog:info", "Are you sure you want to delete this backup? This cannot be undone.")
+        standardButtons: StandardButton.Yes | StandardButton.No
+        onYes: CuraDrive.deleteBackup(modelData.backup_id)
+    }
+
+    MessageDialog
+    {
+        id: confirmRestoreDialog
+        title: catalog.i18nc("@dialog:title", "Restore Backup")
+        text: catalog.i18nc("@dialog:info", "You will need to restart Cura before your backup is restored. Do you want to close Cura now?")
+        standardButtons: StandardButton.Yes | StandardButton.No
+        onYes: CuraDrive.restoreBackup(modelData.backup_id)
+    }
+}

plugins/CuraDrive/src/qml/components/BackupListItemDetails.qml

@@ -0,0 +1,63 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.3
+
+import UM 1.1 as UM
+
+ColumnLayout
+{
+    id: backupDetails
+    width: parent.width
+    spacing: UM.Theme.getSize("default_margin").width
+    property var backupDetailsData
+
+    // Cura version
+    BackupListItemDetailsRow
+    {
+        iconSource: UM.Theme.getIcon("application")
+        label: catalog.i18nc("@backuplist:label", "Cura Version")
+        value: backupDetailsData.metadata.cura_release
+    }
+
+    // Machine count.
+    BackupListItemDetailsRow
+    {
+        iconSource: UM.Theme.getIcon("printer_single")
+        label: catalog.i18nc("@backuplist:label", "Machines")
+        value: backupDetailsData.metadata.machine_count
+    }
+
+    // Material count
+    BackupListItemDetailsRow
+    {
+        iconSource: UM.Theme.getIcon("category_material")
+        label: catalog.i18nc("@backuplist:label", "Materials")
+        value: backupDetailsData.metadata.material_count
+    }
+
+    // Profile count.
+    BackupListItemDetailsRow
+    {
+        iconSource: UM.Theme.getIcon("settings")
+        label: catalog.i18nc("@backuplist:label", "Profiles")
+        value: backupDetailsData.metadata.profile_count
+    }
+
+    // Plugin count.
+    BackupListItemDetailsRow
+    {
+        iconSource: UM.Theme.getIcon("plugin")
+        label: catalog.i18nc("@backuplist:label", "Plugins")
+        value: backupDetailsData.metadata.plugin_count
+    }
+
+    // Spacer.
+    Item
+    {
+        width: parent.width
+        height: UM.Theme.getSize("default_margin").height
+    }
+}

plugins/CuraDrive/src/qml/components/BackupListItemDetailsRow.qml

@@ -0,0 +1,52 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.3
+
+import UM 1.3 as UM
+
+RowLayout
+{
+    id: detailsRow
+    width: parent.width
+    height: 40 * screenScaleFactor
+
+    property alias iconSource: icon.source
+    property alias label: detailName.text
+    property alias value: detailValue.text
+
+    UM.RecolorImage
+    {
+        id: icon
+        width: 18 * screenScaleFactor
+        height: width
+        source: ""
+        color: UM.Theme.getColor("text")
+    }
+
+    Label
+    {
+        id: detailName
+        color: UM.Theme.getColor("text")
+        elide: Text.ElideRight
+        Layout.minimumWidth: 50 * screenScaleFactor
+        Layout.maximumWidth: 100 * screenScaleFactor
+        Layout.fillWidth: true
+        font: UM.Theme.getFont("default")
+        renderType: Text.NativeRendering
+    }
+
+    Label
+    {
+        id: detailValue
+        color: UM.Theme.getColor("text")
+        elide: Text.ElideRight
+        Layout.minimumWidth: 50 * screenScaleFactor
+        Layout.maximumWidth: 100 * screenScaleFactor
+        Layout.fillWidth: true
+        font: UM.Theme.getFont("default")
+        renderType: Text.NativeRendering
+    }
+}

plugins/CuraDrive/src/qml/main.qml

@@ -0,0 +1,44 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Window 2.2
+
+import UM 1.3 as UM
+import Cura 1.1 as Cura
+
+import "components"
+import "pages"
+
+Window
+{
+    id: curaDriveDialog
+    minimumWidth: Math.round(UM.Theme.getSize("modal_window_minimum").width)
+    minimumHeight: Math.round(UM.Theme.getSize("modal_window_minimum").height)
+    maximumWidth: Math.round(minimumWidth * 1.2)
+    maximumHeight: Math.round(minimumHeight * 1.2)
+    width: minimumWidth
+    height: minimumHeight
+    color: UM.Theme.getColor("main_background")
+    title: catalog.i18nc("@title:window", "Cura Backups")
+
+    // Globally available.
+    UM.I18nCatalog
+    {
+        id: catalog
+        name: "cura"
+    }
+
+    WelcomePage
+    {
+        id: welcomePage
+        visible: !Cura.API.account.isLoggedIn
+    }
+
+    BackupsPage
+    {
+        id: backupsPage
+        visible: Cura.API.account.isLoggedIn
+    }
+}

plugins/CuraDrive/src/qml/pages/BackupsPage.qml

@@ -0,0 +1,75 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Layouts 1.3
+
+import UM 1.3 as UM
+import Cura 1.1 as Cura
+
+import "../components"
+
+Item
+{
+    id: backupsPage
+    anchors.fill: parent
+    anchors.margins: UM.Theme.getSize("wide_margin").width
+
+    ColumnLayout
+    {
+        spacing: UM.Theme.getSize("wide_margin").height
+        width: parent.width
+        anchors.fill: parent
+
+        Label
+        {
+            id: backupTitle
+            text: catalog.i18nc("@title", "My Backups")
+            font: UM.Theme.getFont("large")
+            color: UM.Theme.getColor("text")
+            Layout.fillWidth: true
+            renderType: Text.NativeRendering
+        }
+
+        Label
+        {
+            text: catalog.i18nc("@empty_state",
+                "You don't have any backups currently. Use the 'Backup Now' button to create one.")
+            width: parent.width
+            font: UM.Theme.getFont("default")
+            color: UM.Theme.getColor("text")
+            wrapMode: Label.WordWrap
+            visible: backupList.count == 0
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+            renderType: Text.NativeRendering
+        }
+
+        BackupList
+        {
+            id: backupList
+            model: CuraDrive.backups
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+        }
+
+        Label
+        {
+            text: catalog.i18nc("@backup_limit_info",
+                "During the preview phase, you'll be limited to 5 visible backups. Remove a backup to see older ones.")
+            width: parent.width
+            font: UM.Theme.getFont("default")
+            color: UM.Theme.getColor("text")
+            wrapMode: Label.WordWrap
+            visible: backupList.count > 4
+            renderType: Text.NativeRendering
+        }
+
+        BackupListFooter
+        {
+            id: backupListFooter
+            showInfoButton: backupList.count > 4
+        }
+    }
+}

plugins/CuraDrive/src/qml/pages/WelcomePage.qml

@@ -0,0 +1,56 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+import QtQuick.Window 2.2
+
+import UM 1.3 as UM
+import Cura 1.1 as Cura
+
+import "../components"
+
+
+Column
+{
+    id: welcomePage
+    spacing: UM.Theme.getSize("wide_margin").height
+    width: parent.width
+    height: childrenRect.height
+    anchors.centerIn: parent
+
+    Image
+    {
+        id: profileImage
+        fillMode: Image.PreserveAspectFit
+        source: "../images/icon.png"
+        anchors.horizontalCenter: parent.horizontalCenter
+        width: Math.round(parent.width / 4)
+    }
+
+    Label
+    {
+        id: welcomeTextLabel
+        text: catalog.i18nc("@description", "Backup and synchronize your Cura settings.")
+        width: Math.round(parent.width / 2)
+        font: UM.Theme.getFont("default")
+        color: UM.Theme.getColor("text")
+        verticalAlignment: Text.AlignVCenter
+        horizontalAlignment: Text.AlignHCenter
+        anchors.horizontalCenter: parent.horizontalCenter
+        wrapMode: Label.WordWrap
+        renderType: Text.NativeRendering
+    }
+
+    Cura.PrimaryButton
+    {
+        id: loginButton
+        width: UM.Theme.getSize("account_button").width
+        height: UM.Theme.getSize("account_button").height
+        anchors.horizontalCenter: parent.horizontalCenter
+        text: catalog.i18nc("@button", "Sign in")
+        onClicked: Cura.API.account.login()
+        fixedWidthMode: true
+    }
+}
+

plugins/Toolbox/src/Toolbox.py

@@ -16,7 +16,8 @@ from UM.Extension import Extension
 from UM.i18n import i18nCatalog
 from UM.Version import Version
 
-import cura
+from cura import ApplicationMetadata
+from cura import UltimakerCloudAuthentication
 from cura.CuraApplication import CuraApplication
 
 from .AuthorsModel import AuthorsModel
@@ -30,17 +31,14 @@ i18n_catalog = i18nCatalog("cura")
 
 ##  The Toolbox class is responsible of communicating with the server through the API
 class Toolbox(QObject, Extension):
-    DEFAULT_CLOUD_API_ROOT = "https://api.ultimaker.com"  # type: str
-    DEFAULT_CLOUD_API_VERSION = 1  # type: int
-
     def __init__(self, application: CuraApplication) -> None:
         super().__init__()
 
         self._application = application  # type: CuraApplication
 
-        self._sdk_version = None  # type: Optional[Union[str, int]]
-        self._cloud_api_version = None  # type: Optional[int]
-        self._cloud_api_root = None  # type: Optional[str]
+        self._sdk_version = ApplicationMetadata.CuraSDKVersion  # type: Union[str, int]
+        self._cloud_api_version = UltimakerCloudAuthentication.CuraCloudAPIVersion  # type: int
+        self._cloud_api_root = UltimakerCloudAuthentication.CuraCloudAPIRoot  # type: str
         self._api_url = None  # type: Optional[str]
 
         # Network:
@@ -182,9 +180,6 @@ class Toolbox(QObject, Extension):
     def _onAppInitialized(self) -> None:
         self._plugin_registry = self._application.getPluginRegistry()
         self._package_manager = self._application.getPackageManager()
-        self._sdk_version = self._getSDKVersion()
-        self._cloud_api_version = self._getCloudAPIVersion()
-        self._cloud_api_root = self._getCloudAPIRoot()
         self._api_url = "{cloud_api_root}/cura-packages/v{cloud_api_version}/cura/v{sdk_version}".format(
             cloud_api_root = self._cloud_api_root,
             cloud_api_version = self._cloud_api_version,
@@ -195,36 +190,6 @@ class Toolbox(QObject, Extension):
             "packages": QUrl("{base_url}/packages".format(base_url = self._api_url))
         }
 
-    # Get the API root for the packages API depending on Cura version settings.
-    def _getCloudAPIRoot(self) -> str:
-        if not hasattr(cura, "CuraVersion"):
-            return self.DEFAULT_CLOUD_API_ROOT
-        if not hasattr(cura.CuraVersion, "CuraCloudAPIRoot"): # type: ignore
-            return self.DEFAULT_CLOUD_API_ROOT
-        if not cura.CuraVersion.CuraCloudAPIRoot:  # type: ignore
-            return self.DEFAULT_CLOUD_API_ROOT
-        return cura.CuraVersion.CuraCloudAPIRoot  # type: ignore
-
-    # Get the cloud API version from CuraVersion
-    def _getCloudAPIVersion(self) -> int:
-        if not hasattr(cura, "CuraVersion"):
-            return self.DEFAULT_CLOUD_API_VERSION
-        if not hasattr(cura.CuraVersion, "CuraCloudAPIVersion"): # type: ignore
-            return self.DEFAULT_CLOUD_API_VERSION
-        if not cura.CuraVersion.CuraCloudAPIVersion:  # type: ignore
-            return self.DEFAULT_CLOUD_API_VERSION
-        return cura.CuraVersion.CuraCloudAPIVersion  # type: ignore
-
-    # Get the packages version depending on Cura version settings.
-    def _getSDKVersion(self) -> Union[int, str]:
-        if not hasattr(cura, "CuraVersion"):
-            return self._application.getAPIVersion().getMajor()
-        if not hasattr(cura.CuraVersion, "CuraSDKVersion"):  # type: ignore
-            return self._application.getAPIVersion().getMajor()
-        if not cura.CuraVersion.CuraSDKVersion:  # type: ignore
-            return self._application.getAPIVersion().getMajor()
-        return cura.CuraVersion.CuraSDKVersion  # type: ignore
-
     @pyqtSlot()
     def browsePackages(self) -> None:
         # Create the network manager:

resources/bundled_packages/cura.json

@@ -50,6 +50,23 @@
             }
         }
     },
+    "CuraDrive": {
+        "package_info": {
+            "package_id": "CuraDrive",
+            "package_type": "plugin",
+            "display_name": "Cura Backups",
+            "description": "Backup and restore your configuration.",
+            "package_version": "1.2.0",
+            "sdk_version": 6,
+            "website": "https://ultimaker.com",
+            "author": {
+                "author_id": "UltimakerPackages",
+                "display_name": "Ultimaker B.V.",
+                "email": "plugins@ultimaker.com",
+                "website": "https://ultimaker.com"
+            }
+        }
+    },
     "CuraEngineBackend": {
         "package_info": {
             "package_id": "CuraEngineBackend",

resources/qml/ActionButton.qml

@@ -4,6 +4,7 @@
 import QtQuick 2.7
 import QtQuick.Controls 2.1
 import QtGraphicalEffects 1.0 // For the dropshadow
+
 import UM 1.1 as UM
 import Cura 1.0 as Cura
 
@@ -30,6 +31,7 @@ Button
     property color outlineDisabledColor: outlineColor
     property alias shadowColor: shadow.color
     property alias shadowEnabled: shadow.visible
+    property alias busy: busyIndicator.visible
 
     property alias toolTipContentAlignment: tooltip.contentAlignment
 
@@ -55,7 +57,7 @@ Button
             width: visible ? height : 0
             sourceSize.width: width
             sourceSize.height: height
-            color: button.hovered ? button.textHoverColor : button.textColor
+            color: button.enabled ? (button.hovered ? button.textHoverColor : button.textColor) : button.textDisabledColor
             visible: source != "" && !button.isIconOnRightSide
             anchors.verticalCenter: parent.verticalCenter
         }
@@ -117,4 +119,16 @@ Button
         id: tooltip
         visible: button.hovered
     }
+
+    BusyIndicator
+    {
+        id: busyIndicator
+
+        anchors.centerIn: parent
+
+        width: height
+        height: parent.height
+
+        visible: false
+    }
 }

resources/qml/CheckBoxWithTooltip.qml

@@ -0,0 +1,63 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.7
+import QtQuick.Controls 2.1
+
+import UM 1.3 as UM
+
+CheckBox
+{
+    id: checkbox
+    hoverEnabled: true
+
+    property alias tooltip: tooltip.text
+
+    indicator: Rectangle
+    {
+        implicitWidth: UM.Theme.getSize("checkbox").width
+        implicitHeight: UM.Theme.getSize("checkbox").height
+        x: 0
+        anchors.verticalCenter: parent.verticalCenter
+        color: UM.Theme.getColor("main_background")
+        radius: UM.Theme.getSize("checkbox_radius").width
+        border.width: UM.Theme.getSize("default_lining").width
+        border.color: checkbox.hovered ? UM.Theme.getColor("checkbox_border_hover") : UM.Theme.getColor("checkbox_border")
+
+        UM.RecolorImage
+        {
+            anchors.verticalCenter: parent.verticalCenter
+            anchors.horizontalCenter: parent.horizontalCenter
+            width: Math.round(parent.width / 2.5)
+            height: Math.round(parent.height / 2.5)
+            sourceSize.height: width
+            color: UM.Theme.getColor("checkbox_mark")
+            source: UM.Theme.getIcon("check")
+            opacity: checkbox.checked
+            Behavior on opacity { NumberAnimation { duration: 100; } }
+        }
+    }
+
+    contentItem: Label
+    {
+        anchors
+        {
+            left: checkbox.indicator.right
+            leftMargin: UM.Theme.getSize("narrow_margin").width
+        }
+        text: checkbox.text
+        color: UM.Theme.getColor("checkbox_text")
+        font: UM.Theme.getFont("default")
+        renderType: Text.NativeRendering
+        elide: Text.ElideRight
+        verticalAlignment: Text.AlignVCenter
+    }
+
+    ToolTip
+    {
+        id: tooltip
+        text: ""
+        delay: 500
+        visible: text != "" && checkbox.hovered
+    }
+}

resources/qml/qmldir

@@ -15,4 +15,5 @@ ViewsSelector 1.0 ViewsSelector.qml
 ToolbarButton 1.0 ToolbarButton.qml
 SettingView 1.0 SettingView.qml
 ProfileMenu 1.0 ProfileMenu.qml
+CheckBoxWithTooltip 1.0 CheckBoxWithTooltip.qml
 ToolTip 1.0 ToolTip.qml

resources/themes/cura-light/styles.qml

@@ -478,7 +478,7 @@ QtObject
                 color: (control.hovered || control._hovered) ? Theme.getColor("checkbox_hover") : (control.enabled ? Theme.getColor("checkbox") : Theme.getColor("checkbox_disabled"))
                 Behavior on color { ColorAnimation { duration: 50; } }
 
-                radius: control.exclusiveGroup ? Math.round(Theme.getSize("checkbox").width / 2) : UM.Theme.getSize("checkbox_radius").width
+                radius: control.exclusiveGroup ? Math.round(Theme.getSize("checkbox").width / 2) : Theme.getSize("checkbox_radius").width
 
                 border.width: Theme.getSize("default_lining").width
                 border.color: (control.hovered || control._hovered) ? Theme.getColor("checkbox_border_hover") : Theme.getColor("checkbox_border")