def show_restore(self):
Utility.clear()
backupfile = self._xmlfile + ".back"
if os.path.isfile(backupfile):
# Validate backup file before continue.
if Utility.validate(self._xsdfile, backupfile) != 0:
print("'{}' is not a valid library file.".format(
self._xmlfile))
print("Nothing has changed.")
input("Press 'Enter' to continue: ")
return
# Ask user for overwriting existing library file.
overwrite = Utility.get_answer_yn(
"This operation will overwrite existing library if any. Continue?"
)
# Making sure that only Y or y will overwrite the backup.
if overwrite != "y":
print("Nothing has changed.")
input("Press 'Enter' to continue: ")
return
# Restore library file, overwriting existing one if any.
if self.restore() == 0:
print("Library file has been restored successfully.")
else:
print("Library restoration process has failed.")
print(
"Make sure a [valid] '{}' file exists and you have write privilege in containing folder."
.format(backupfile))
else:
print("No backup file has been found.")
input("Press 'Enter' to continue: ")
def validate_configuration(self):
# Validate configuration.
if Utility.validate(self.__confxsd, self.__confxml) == 0:
# Validation was successful.
print("Validates")
else:
# Validation has failed.
print("Configuration does not validate.")
# Ask user for creating new configuration.
newconf = ""
while newconf != "y" and newconf != "n":
newconf = Utility.get_answer_yn(
"Create new configuration files (will overwrite existed files)?"
)
if newconf == "y":
# Create new configuration.
self.configure()
def __invalid_configuration_exit(self):
# Load configuration
if Utility.validate(self.__confxsd, self.__confxml) != 0:
# Validation has failed.
print("Invalid configuration. Please reconfigure the application")
sys.exit(2)
def validate(self):
return Utility.validate(self._xsdfile, self._xmlfile)