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# Copyright (c) 2020 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
import configparser
from typing import Tuple, List
import io
from UM.VersionUpgrade import VersionUpgrade
class VersionUpgrade47to48(VersionUpgrade):
def upgradePreferences(self, serialized: str, filename: str) -> Tuple[List[str], List[str]]:
"""
Upgrades preferences to have the new version number.
:param serialized: The original contents of the preferences file.
:param filename: The file name of the preferences file.
:return: A list of new file names, and a list of the new contents for
those files.
"""
parser = configparser.ConfigParser(interpolation = None)
parser.read_string(serialized)
# Update version number.
parser["metadata"]["setting_version"] = "16"
result = io.StringIO()
parser.write(result)
return [filename], [result.getvalue()]
def upgradeInstanceContainer(self, serialized: str, filename: str) -> Tuple[List[str], List[str]]:
"""
Upgrades instance containers to have the new version number.
This this also changes the unit of the Scaling Factor Shrinkage
Compensation setting.
:param serialized: The original contents of the instance container.
:param filename: The original file name of the instance container.
:return: A list of new file names, and a list of the new contents for
those files.
"""
parser = configparser.ConfigParser(interpolation = None, comment_prefixes = ())
parser.read_string(serialized)
# Update version number.
parser["metadata"]["setting_version"] = "16"
if "values" in parser:
# Shrinkage factor used to be a percentage based around 0% (where 0% meant that it doesn't shrink or expand).
# Since 4.8, it is a percentage based around 100% (where 100% means that it doesn't shrink or expand).
if "material_shrinkage_percentage" in parser["values"]:
shrinkage_percentage = parser["values"]["meshfix_maximum_deviation"]
if shrinkage_percentage.startswith("="):
shrinkage_percentage = shrinkage_percentage[1:]
shrinkage_percentage = "=(" + shrinkage_percentage + ") + 100"
parser["values"]["material_shrinkage_percentage"] = shrinkage_percentage
result = io.StringIO()
parser.write(result)
return [filename], [result.getvalue()]
def upgradeStack(self, serialized: str, filename: str) -> Tuple[List[str], List[str]]:
"""
Upgrades stacks to have the new version number.
:param serialized: The original contents of the stack.
:param filename: The original file name of the stack.
:return: A list of new file names, and a list of the new contents for
those files.
"""
parser = configparser.ConfigParser(interpolation = None)
parser.read_string(serialized)
# Update version number.
if "metadata" not in parser:
parser["metadata"] = {}
parser["metadata"]["setting_version"] = "16"
result = io.StringIO()
parser.write(result)
return [filename], [result.getvalue()]
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