def _back_to_permanent_file(self,
permanent_file_name,
temporary_file_name,
delete_temp_file: bool = False):
text = files.read_from_file(temporary_file_name)
text = self.encrypt_text(text)
files.write_to_file(text=text, filename=permanent_file_name)
if delete_temp_file:
os.remove(temporary_file_name)
def get_fernet_key_from_file(key_file):
"""
WARNING: New key will be made (and potentially overwrite old file) if key cannot be loaded
"""
try:
key = files.read_from_file(key_file)
except:
key = make_fernet_key()
save_fernet_key(key, key_file)
return Fernet(key)
def get_raw_fernet_key(key_file):
return files.read_from_file(key_file)
def _make_temporary_file(self, permanent_file_name, temporary_file_name):
text = files.read_from_file(permanent_file_name)
text = self.decrypt_text(text)
files.write_to_file(text=text, filename=temporary_file_name)
def decrypt_file(self, filename):
text = files.read_from_file(filename=filename)
return self.decrypt_text(text)
def encrypt_file_in_place(self, filename):
text = files.read_from_file(filename)
os.remove(filename)
self.encrypt_file(text=text, filename=filename)