def __init__(self, config, daemon, plugins):
self.config = config
self.network = daemon.network
storage = WalletStorage(config.get_wallet_path())
if not storage.file_exists():
print("Wallet not found. try 'electrum-sct create'")
exit()
if storage.is_encrypted():
password = getpass.getpass('Password:'******'')
self.encoding = locale.getpreferredencoding()
self.stdscr = curses.initscr()
curses.noecho()
curses.cbreak()
curses.start_color()
curses.use_default_colors()
curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_CYAN)
curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
self.stdscr.keypad(1)
self.stdscr.border(0)
self.maxy, self.maxx = self.stdscr.getmaxyx()
self.set_cursor(0)
self.w = curses.newwin(10, 50, 5, 5)
set_verbosity(False)
self.tab = 0
self.pos = 0
self.popup_pos = 0
self.str_recipient = ""
self.str_description = ""
self.str_amount = ""
self.str_fee = ""
self.history = None
if self.network:
self.network.register_callback(
self.update, ['wallet_updated', 'network_updated'])
self.tab_names = [
_("History"),
_("Send"),
_("Receive"),
_("Addresses"),
_("Contacts"),
_("Banner")
]
self.num_tabs = len(self.tab_names)
def test_read_dictionary_from_file(self):
some_dict = {"a": "b", "c": "d"}
contents = json.dumps(some_dict)
with open(self.wallet_path, "w") as f:
contents = f.write(contents)
storage = WalletStorage(self.wallet_path, manual_upgrades=True)
self.assertEqual("b", storage.get("a"))
self.assertEqual("d", storage.get("c"))
def launch_wizard():
wizard = Factory.InstallWizard(self.electrum_config, self.plugins)
wizard.path = path
wizard.bind(on_wizard_complete=self.on_wizard_complete)
storage = WalletStorage(path, manual_upgrades=True)
if not storage.file_exists():
wizard.run('new')
elif storage.is_encrypted():
raise Exception("Kivy GUI does not support encrypted wallet files.")
elif storage.requires_upgrade():
wizard.upgrade_storage(storage)
else:
raise Exception("unexpected storage file situation")
def test_write_dictionary_to_file(self):
storage = WalletStorage(self.wallet_path)
some_dict = {
u"a": u"b",
u"c": u"d",
u"seed_version": FINAL_SEED_VERSION
}
for key, value in some_dict.items():
storage.put(key, value)
storage.write()
with open(self.wallet_path, "r") as f:
contents = f.read()
d = json.loads(contents)
for key, value in some_dict.items():
self.assertEqual(d[key], value)
def on_filename(filename):
path = os.path.join(wallet_folder, filename)
wallet_from_memory = get_wallet_from_daemon(path)
try:
if wallet_from_memory:
self.temp_storage = wallet_from_memory.storage
else:
self.temp_storage = WalletStorage(path,
manual_upgrades=True)
self.next_button.setEnabled(True)
except BaseException:
traceback.print_exc(file=sys.stderr)
self.temp_storage = None
self.next_button.setEnabled(False)
user_needs_to_enter_password = False
if self.temp_storage:
if not self.temp_storage.file_exists():
msg =_("This file does not exist.") + '\n' \
+ _("Press 'Next' to create this wallet, or choose another file.")
elif not wallet_from_memory:
if self.temp_storage.is_encrypted_with_user_pw():
msg = _("This file is encrypted with a password.") + '\n' \
+ _('Enter your password or choose another file.')
user_needs_to_enter_password = True
elif self.temp_storage.is_encrypted_with_hw_device():
msg = _("This file is encrypted using a hardware device.") + '\n' \
+ _("Press 'Next' to choose device to decrypt.")
else:
msg = _("Press 'Next' to open this wallet.")
else:
msg = _("This file is already open in memory.") + "\n" \
+ _("Press 'Next' to create/focus window.")
else:
msg = _('Cannot read file')
self.msg_label.setText(msg)
if user_needs_to_enter_password:
self.pw_label.show()
self.pw_e.show()
self.pw_e.setFocus()
else:
self.pw_label.hide()
self.pw_e.hide()
def select_storage(
self, path,
get_wallet_from_daemon) -> Tuple[str, Optional[WalletStorage]]:
vbox = QVBoxLayout()
hbox = QHBoxLayout()
hbox.addWidget(QLabel(_('Wallet') + ':'))
self.name_e = QLineEdit()
hbox.addWidget(self.name_e)
button = QPushButton(_('Choose...'))
hbox.addWidget(button)
vbox.addLayout(hbox)
self.msg_label = QLabel('')
vbox.addWidget(self.msg_label)
hbox2 = QHBoxLayout()
self.pw_e = QLineEdit('', self)
self.pw_e.setFixedWidth(150)
self.pw_e.setEchoMode(2)
self.pw_label = QLabel(_('Password') + ':')
hbox2.addWidget(self.pw_label)
hbox2.addWidget(self.pw_e)
hbox2.addStretch()
vbox.addLayout(hbox2)
self.set_layout(vbox, title=_('SmartCryptoTech Electrum Wallet'))
self.temp_storage = WalletStorage(path, manual_upgrades=True)
wallet_folder = os.path.dirname(self.temp_storage.path)
def on_choose():
path, __ = QFileDialog.getOpenFileName(self,
"Select your wallet file",
wallet_folder)
if path:
self.name_e.setText(path)
def on_filename(filename):
path = os.path.join(wallet_folder, filename)
wallet_from_memory = get_wallet_from_daemon(path)
try:
if wallet_from_memory:
self.temp_storage = wallet_from_memory.storage
else:
self.temp_storage = WalletStorage(path,
manual_upgrades=True)
self.next_button.setEnabled(True)
except BaseException:
traceback.print_exc(file=sys.stderr)
self.temp_storage = None
self.next_button.setEnabled(False)
user_needs_to_enter_password = False
if self.temp_storage:
if not self.temp_storage.file_exists():
msg =_("This file does not exist.") + '\n' \
+ _("Press 'Next' to create this wallet, or choose another file.")
elif not wallet_from_memory:
if self.temp_storage.is_encrypted_with_user_pw():
msg = _("This file is encrypted with a password.") + '\n' \
+ _('Enter your password or choose another file.')
user_needs_to_enter_password = True
elif self.temp_storage.is_encrypted_with_hw_device():
msg = _("This file is encrypted using a hardware device.") + '\n' \
+ _("Press 'Next' to choose device to decrypt.")
else:
msg = _("Press 'Next' to open this wallet.")
else:
msg = _("This file is already open in memory.") + "\n" \
+ _("Press 'Next' to create/focus window.")
else:
msg = _('Cannot read file')
self.msg_label.setText(msg)
if user_needs_to_enter_password:
self.pw_label.show()
self.pw_e.show()
self.pw_e.setFocus()
else:
self.pw_label.hide()
self.pw_e.hide()
button.clicked.connect(on_choose)
self.name_e.textChanged.connect(on_filename)
n = os.path.basename(self.temp_storage.path)
self.name_e.setText(n)
while True:
if self.loop.exec_() != 2: # 2 = next
raise UserCancelled
if self.temp_storage.file_exists(
) and not self.temp_storage.is_encrypted():
break
if not self.temp_storage.file_exists():
break
wallet_from_memory = get_wallet_from_daemon(self.temp_storage.path)
if wallet_from_memory:
raise WalletAlreadyOpenInMemory(wallet_from_memory)
if self.temp_storage.file_exists(
) and self.temp_storage.is_encrypted():
if self.temp_storage.is_encrypted_with_user_pw():
password = self.pw_e.text()
try:
self.temp_storage.decrypt(password)
break
except InvalidPassword as e:
QMessageBox.information(None, _('Error'), str(e))
continue
except BaseException as e:
traceback.print_exc(file=sys.stdout)
QMessageBox.information(None, _('Error'), str(e))
raise UserCancelled()
elif self.temp_storage.is_encrypted_with_hw_device():
try:
self.run('choose_hw_device',
HWD_SETUP_DECRYPT_WALLET,
storage=self.temp_storage)
except InvalidPassword as e:
QMessageBox.information(
None, _('Error'),
_('Failed to decrypt using this hardware device.')
+ '\n' +
_('If you use a passphrase, make sure it is correct.'
))
self.reset_stack()
return self.select_storage(path,
get_wallet_from_daemon)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
QMessageBox.information(None, _('Error'), str(e))
raise UserCancelled()
if self.temp_storage.is_past_initial_decryption():
break
else:
raise UserCancelled()
else:
raise Exception('Unexpected encryption version')
return self.temp_storage.path, (
self.temp_storage if self.temp_storage.file_exists() else None)
config = SimpleConfig({"testnet": True}) # to use ~/.electrum-sct/testnet as datadir
constants.set_testnet() # to set testnet magic bytes
daemon = Daemon(config, listen_jsonrpc=False)
network = daemon.network
assert network.asyncio_loop.is_running()
# get wallet on disk
wallet_dir = os.path.dirname(config.get_wallet_path())
wallet_path = os.path.join(wallet_dir, "test_wallet")
if not os.path.exists(wallet_path):
create_new_wallet(path=wallet_path, segwit=True)
# open wallet
storage = WalletStorage(wallet_path)
wallet = Wallet(storage)
wallet.start_network(network)
# you can use ~CLI commands by accessing command_runner
command_runner = Commands(config, wallet=None, network=network)
command_runner.wallet = wallet
print("balance", command_runner.getbalance())
print("addr", command_runner.getunusedaddress())
print("gettx", command_runner.gettransaction("bd3a700b2822e10a034d110c11a596ee7481732533eb6aca7f9ca02911c70a4f"))
# but you might as well interact with the underlying methods directly
print("balance", wallet.get_balance())
print("addr", wallet.get_unused_address())
print("gettx", network.run_from_another_thread(network.get_transaction("bd3a700b2822e10a034d110c11a596ee7481732533eb6aca7f9ca02911c70a4f")))