Create new user profile upon upgrading machine instance

This defines a new configuration type: 'user', for the user profile.

Contributes to issue CURA-844.

cura/CuraApplication.py

@@ -116,7 +116,8 @@ class CuraApplication(QtApplication):
             {
                 ("quality", UM.Settings.InstanceContainer.Version):    (self.ResourceTypes.QualityInstanceContainer, "application/x-uranium-instancecontainer"),
                 ("machine_stack", UM.Settings.ContainerStack.Version): (self.ResourceTypes.MachineStack, "application/x-uranium-containerstack"),
-                ("preferences", UM.Preferences.Version):               (Resources.Preferences, "application/x-uranium-preferences")
+                ("preferences", UM.Preferences.Version):               (Resources.Preferences, "application/x-uranium-preferences"),
+                ("user", UM.Settings.InstanceContainer.Version):       (self.ResourceTypes.UserInstanceContainer, "application/x-uranium-instancecontainer")
             }
         )
 

plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py

@@ -2,9 +2,11 @@
 # Cura is released under the terms of the AGPLv3 or higher.
 
 import UM.VersionUpgrade #To indicate that a file is of incorrect format.
+import UM.VersionUpgradeManager #To schedule more files to be upgraded.
 
 import configparser #To read config files.
 import io #To write config files to strings as if they were files.
+import os.path #To get the path to write new user profiles to.
 
 ##  Creates a new machine instance instance by parsing a serialised machine
 #   instance in version 1 of the file format.
@@ -92,8 +94,28 @@ class MachineInstance:
         if has_machine_qualities: #This machine now has machine-quality profiles.
             active_material += "_" + variant_materials #That means that the profile was split into multiple.
 
+        #Create a new user profile and schedule it to be upgraded.
+        user_profile = configparser.ConfigParser(interpolation = None)
+        user_profile["general"] = {
+            "version": "2",
+            "name": self._name + "_current_settings",
+            "definition": type_name
+        }
+        user_profile["metadata"] = {
+            "type": "user",
+            "machine": self._name
+        }
+        user_profile["values"] = {}
+
+        version_upgrade_manager = UM.VersionUpgradeManager.VersionUpgradeManager.getInstance()
+        user_storage = next(iter(version_upgrade_manager.getStoragePaths("user")))
+        user_profile_file = os.path.join(user_storage, self._name + "_current_settings")
+        with open(user_profile_file, "w") as file_handle:
+            user_profile.write(file_handle)
+        version_upgrade_manager.upgradeExtraFile(user_storage, self._name + "_current_settings", "user")
+
         containers = [
-            "", #The current profile doesn't know the definition ID when it was upgraded, only the instance ID, so it will be invalid. Sorry, your current settings are lost now.
+            self._name + "_current_settings", #The current profile doesn't know the definition ID when it was upgraded, only the instance ID, so it will be invalid. Sorry, your current settings are lost now.
             active_quality_changes,
             active_quality,
             active_material,

plugins/VersionUpgrade/VersionUpgrade21to22/__init__.py

@@ -35,6 +35,10 @@ def getMetaData():
             "preferences": {
                 "get_version": upgrade.getCfgVersion,
                 "location": {"."}
+            },
+            "user": {
+                "get_version": upgrade.getCfgVersion,
+                "location": {"./user"}
             }
         }
     }