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# Copyright (c) 2019 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
import collections
from typing import Optional, Dict, List, cast
from PyQt5.QtCore import QObject, pyqtSlot
from UM.Resources import Resources
from UM.Version import Version
#
# This manager provides means to load texts to QML.
#
class TextManager(QObject):
def __init__(self, parent: Optional["QObject"] = None) -> None:
super().__init__(parent)
self._change_log_text = ""
@pyqtSlot(result = str)
def getChangeLogText(self) -> str:
if not self._change_log_text:
self._change_log_text = self._loadChangeLogText()
return self._change_log_text
def _loadChangeLogText(self) -> str:
# Load change log texts and organize them with a dict
file_path = Resources.getPath(Resources.Texts, "change_log.txt")
change_logs_dict = {} # type: Dict[Version, Dict[str, List[str]]]
with open(file_path, "r", encoding = "utf-8") as f:
open_version = None # type: Optional[Version]
open_header = "" # Initialise to an empty header in case there is no "*" in the first line of the changelog
for line in f:
line = line.replace("\n", "")
if "[" in line and "]" in line:
line = line.replace("[", "")
line = line.replace("]", "")
open_version = Version(line)
if open_version > Version([14, 99, 99]): # Bit of a hack: We released the 15.x.x versions before 2.x
open_version = Version([0, open_version.getMinor(), open_version.getRevision(), open_version.getPostfixVersion()])
open_header = ""
change_logs_dict[open_version] = collections.OrderedDict()
elif line.startswith("*"):
open_header = line.replace("*", "")
change_logs_dict[cast(Version, open_version)][open_header] = []
elif line != "":
if open_header not in change_logs_dict[cast(Version, open_version)]:
change_logs_dict[cast(Version, open_version)][open_header] = []
change_logs_dict[cast(Version, open_version)][open_header].append(line)
# Format changelog text
content = ""
for version in sorted(change_logs_dict.keys(), reverse = True):
text_version = version
if version < Version([1, 0, 0]): # Bit of a hack: We released the 15.x.x versions before 2.x
text_version = Version([15, version.getMinor(), version.getRevision(), version.getPostfixVersion()])
content += "<h1>" + str(text_version) + "</h1><br>"
content += ""
for change in change_logs_dict[version]:
if str(change) != "":
content += "<b>" + str(change) + "</b><br>"
for line in change_logs_dict[version][change]:
content += str(line) + "<br>"
content += "<br>"
return content
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