def get_export_data(self, kgk_manager):
"""
This gives you a base64 encoded string of encrypted settings data (the blob).
:param kgk_manager: kgk manager
:type kgk_manager: KgkManager
:return: encrypted settings blob
:rtype: str
"""
kgk_block = kgk_manager.get_fresh_encrypted_kgk()
settings_list = self.get_settings_as_dict()['settings']
if self.remote_data:
for domain_name in self.remote_data.keys():
data_set = self.remote_data[domain_name]
if 'deleted' in data_set and data_set['deleted']:
for i, setting_dict in enumerate(settings_list):
if setting_dict['domain'] == setting_dict['domain'] and \
PasswordSetting.convert_ISO_date(data_set['mDate']) > \
PasswordSetting.convert_ISO_date(setting_dict['mDate']):
settings_list[i] = data_set
if domain_name not in settings_list.keys():
settings_list[domain_name] = {
'mDate': datetime.now(),
'deleted': True
}
settings_crypter = self.get_settings_crypter(kgk_manager)
return b64encode(b'\x01' + kgk_manager.get_kgk_crypter_salt() +
kgk_block + settings_crypter.encrypt(
Packer.compress(json.dumps(settings_list))))
def update_from_export_data(self, kgk_manager, blob):
"""
Call this method to pull settings from the sync server.
:param kgk_manager: the kgk manager used for the decryption
:type kgk_manager: KgkManager
:param blob: the export data
:type blob: bytes
"""
if not blob[0] == 1:
print(
"Version error: Wrong data format. Could not import anything.")
return True
settings_crypter = self.get_settings_crypter(kgk_manager)
decrypted_settings = settings_crypter.decrypt(blob[145:])
if len(decrypted_settings) <= 0:
print("Wrong password.")
return False
self.remote_data = json.loads(
str(Packer.decompress(decrypted_settings), encoding='utf-8'))
self.update_remote = False
for domain_name in self.remote_data.keys():
data_set = self.remote_data[domain_name]
found = False
i = 0
while i < len(self.settings):
setting = self.settings[i]
if setting.get_domain() == domain_name:
found = True
if 'mDate' in data_set:
last_modification_date = data_set['mDate']
else:
last_modification_date = data_set['cDate']
if PasswordSetting.convert_ISO_date(
last_modification_date) > setting.get_m_date():
if 'deleted' in data_set and data_set['deleted']:
self.settings.pop(i)
else:
setting.load_from_dict(data_set)
setting.set_synced(True)
self.update_remote = True
i += 1
else:
i += 1
else:
i += 1
if not found:
new_setting = PasswordSetting(domain_name)
new_setting.load_from_dict(data_set)
new_setting.set_synced(True)
self.settings.append(new_setting)
for setting in self.settings:
found = False
for domain_name in self.remote_data.keys():
data_set = self.remote_data[domain_name]
if setting.get_domain() == domain_name:
found = True
if 'mDate' in data_set:
last_modification_date = data_set['mDate']
else:
last_modification_date = data_set['cDate']
if setting.get_m_date(
) >= PasswordSetting.convert_ISO_date(
last_modification_date):
self.update_remote = True
if not found:
self.update_remote = True
self.store_local_settings(kgk_manager)
return self.update_remote