def on_otp(self, wallet, tx, otp, on_success, on_failure):
try:
wallet.on_otp(tx, otp)
except TrustedCoinException as e:
if e.status_code == 400: # invalid OTP
Clock.schedule_once(
lambda dt: on_failure(_('Invalid one-time password.')))
else:
Clock.schedule_once(lambda dt, bound_e=e: on_failure(
_('Error') + ':\n' + str(bound_e)))
except Exception as e:
Clock.schedule_once(lambda dt, bound_e=e: on_failure(
_('Error') + ':\n' + str(bound_e)))
else:
on_success(tx)
def create_menu(self, position):
item = self.currentItem()
if not item:
return
is_server = not bool(item.data(0, Qt.UserRole))
menu = QMenu()
if is_server:
server = item.data(1, Qt.UserRole)
menu.addAction(_("Use as server"),
lambda: self.parent.follow_server(server))
else:
chain_id = item.data(1, Qt.UserRole)
menu.addAction(_("Follow this branch"),
lambda: self.parent.follow_branch(chain_id))
menu.exec_(self.viewport().mapToGlobal(position))
def purge_transaction(self):
mods = ['_pick', '_signed', '_lock', '_shutdown']
if not self.window.question(
_("Purging you transactions will erase the current transaction"
) + '\n' +
_("Are you sure you want to purge your transaction?")):
return
for mod in mods:
for key, _hash, window in self.keys:
server.delete(_hash)
server.delete(_hash + mod)
for window, xpub, K, _hash in self.cosigner_list:
server.delete(_hash)
server.delete(_hash + mod)
self.window.show_message(_("Your transactions have been purged."))
def __init__(self, parent=None, msg=None):
msg = msg or _('Please enter your password')
WindowModalDialog.__init__(self, parent, _("Enter Password"))
self.pw = pw = QLineEdit()
pw.setEchoMode(2)
vbox = QVBoxLayout()
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
grid.setSpacing(8)
grid.addWidget(QLabel(_('Password')), 1, 0)
grid.addWidget(pw, 1, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CancelButton(self), OkButton(self)))
self.setLayout(vbox)
run_hook('password_dialog', pw, grid, 1)
def update(self):
inv_list = self.parent.invoices.unpaid_invoices()
self.model().clear()
self.update_headers(self.__class__.headers)
self.header().setSectionResizeMode(self.Columns.REQUESTOR, QHeaderView.Interactive)
for idx, pr in enumerate(inv_list):
key = pr.get_id()
status = self.parent.invoices.get_status(key)
if status is None:
continue
requestor = pr.get_requestor()
exp = pr.get_expiration_date()
date_str = format_time(exp) if exp else _('Never')
labels = [date_str, requestor, pr.memo, self.parent.format_amount(pr.get_amount(), whitespaces=True), pr_tooltips.get(status,'')]
items = [QStandardItem(e) for e in labels]
self.set_editability(items)
items[self.Columns.STATUS].setIcon(read_QIcon(pr_icons.get(status)))
items[self.Columns.DATE].setData(key, role=Qt.UserRole)
items[self.Columns.REQUESTOR].setFont(QFont(MONOSPACE_FONT))
items[self.Columns.AMOUNT].setFont(QFont(MONOSPACE_FONT))
self.model().insertRow(idx, items)
self.selectionModel().select(self.model().index(0,0), QItemSelectionModel.SelectCurrent)
if self.parent.isVisible():
b = len(inv_list) > 0
self.setVisible(b)
self.parent.invoices_label.setVisible(b)
self.filter()
def accept_terms_of_use(self, wizard):
def handle_error(msg, e):
wizard.show_error(msg + ':\n' + str(e))
wizard.terminate()
try:
tos = server.get_terms_of_service()
except ErrorConnectingServer as e:
Clock.schedule_once(lambda dt, bound_e=e: handle_error(
_('Error connecting to server'), bound_e))
except Exception as e:
Clock.schedule_once(
lambda dt, bound_e=e: handle_error(_('Error'), bound_e))
else:
f = lambda x: self.read_email(wizard)
wizard.tos_dialog(tos=tos, run_next=f)
def prompt_user_for_otp(self, wallet, tx, on_success, on_failure):
from ...gui.kivy.uix.dialogs.label_dialog import LabelDialog
msg = _('Please enter your Google Authenticator code')
d = LabelDialog(
msg, '',
lambda otp: self.on_otp(wallet, tx, otp, on_success, on_failure))
d.open()
def get_pin(self, code=None):
if code == 2:
msg = _("Enter a new PIN for your {}:")
elif code == 3:
msg = (_("Re-enter the new PIN for your {}.\n\n"
"NOTE: the positions of the numbers have changed!"))
else:
msg = _("Enter your current {} PIN:")
pin = self.handler.get_pin(msg.format(self.device))
if not pin:
raise Cancelled
if len(pin) > 9:
self.handler.show_error(
_('The PIN cannot be longer than 9 characters.'))
raise Cancelled
return pin
def send(self, window, addr):
from electrum_exos import paymentrequest
r = window.wallet.receive_requests.get(addr)
message = r.get('memo', '')
if r.get('signature'):
pr = paymentrequest.serialize_request(r)
else:
pr = paymentrequest.make_request(self.config, r)
if not pr:
return
recipient, ok = QInputDialog.getText(window, 'Send request',
'Email invoice to:')
if not ok:
return
recipient = str(recipient)
payload = pr.SerializeToString()
self.print_error('sending mail to', recipient)
try:
# FIXME this runs in the GUI thread and blocks it...
self.processor.send(recipient, message, payload)
except BaseException as e:
traceback.print_exc(file=sys.stderr)
window.show_message(str(e))
else:
window.show_message(_('Request sent.'))
def callback_WordRequest(self, msg):
self.step += 1
msg = _("Step {}/24. Enter seed word as explained on "
"your {}:").format(self.step, self.device)
word = self.handler.get_word(msg)
# Unfortunately the device can't handle self.proto.Cancel()
return self.proto.WordAck(word=word)
def restore_wallet(self, wizard):
wizard.opt_bip39 = False
wizard.opt_ext = True
title = _("Restore two-factor Wallet")
f = lambda seed, is_bip39, is_ext: wizard.run('on_restore_seed', seed,
is_ext)
wizard.restore_seed_dialog(run_next=f, test=self.is_valid_seed)
def _initialize_device(self, settings, method, device_id, wizard, handler):
item, label, pin_protection, passphrase_protection = settings
language = 'english'
devmgr = self.device_manager()
client = devmgr.client_by_id(device_id)
if not client:
raise Exception(_("The device was disconnected."))
if method == TIM_NEW:
strength = 64 * (item + 2) # 128, 192 or 256
client.reset_device(True, strength, passphrase_protection,
pin_protection, label, language)
elif method == TIM_RECOVER:
word_count = 6 * (item + 2) # 12, 18 or 24
client.step = 0
client.recovery_device(word_count, passphrase_protection,
pin_protection, label, language)
elif method == TIM_MNEMONIC:
pin = pin_protection # It's the pin, not a boolean
client.load_device_by_mnemonic(str(item), pin,
passphrase_protection,
label, language)
else:
pin = pin_protection # It's the pin, not a boolean
client.load_device_by_xprv(item, pin, passphrase_protection,
label, language)
def show_address(self, wallet, address, keystore=None):
if keystore is None:
keystore = wallet.get_keystore()
if not self.show_address_helper(wallet, address, keystore):
return
client = self.get_client(keystore)
if not client.atleast_version(1, 3):
keystore.handler.show_error(_("Your device firmware is too old"))
return
change, index = wallet.get_address_index(address)
derivation = keystore.derivation
address_path = "%s/%d/%d"%(derivation, change, index)
address_n = client.expand_path(address_path)
xpubs = wallet.get_master_public_keys()
if len(xpubs) == 1:
script_type = self.get_keepkey_input_script_type(wallet.txin_type)
client.get_address(self.get_coin_name(), address_n, True, script_type=script_type)
else:
def f(xpub):
return self._make_node_path(xpub, [change, index])
pubkeys = wallet.get_public_keys(address)
# sort xpubs using the order of pubkeys
sorted_pubkeys, sorted_xpubs = zip(*sorted(zip(pubkeys, xpubs)))
pubkeys = list(map(f, sorted_xpubs))
multisig = self.types.MultisigRedeemScriptType(
pubkeys=pubkeys,
signatures=[b''] * wallet.n,
m=wallet.m,
)
script_type = self.get_keepkey_input_script_type(wallet.txin_type)
client.get_address(self.get_coin_name(), address_n, True, multisig=multisig, script_type=script_type)
def create_client(self, device, handler):
try:
self.print_error("connecting to device at", device.path)
transport = self.transport_handler.get_transport(device.path)
except BaseException as e:
self.print_error("cannot connect at", device.path, str(e))
return None
if not transport:
self.print_error("cannot connect at", device.path)
return
self.print_error("connected to device at", device.path)
client = self.client_class(transport, handler, self)
# Try a ping for device sanity
try:
client.ping('t')
except BaseException as e:
self.print_error("ping failed", str(e))
return None
if not client.atleast_version(*self.minimum_firmware):
msg = (_('Outdated {} firmware for device labelled {}. Please '
'download the updated firmware from {}').format(
self.device, client.label(), self.firmware_URL))
self.print_error(msg)
if handler:
handler.show_error(msg)
else:
raise UserFacingException(msg)
return None
return client
def create_client(self, device, handler):
if device.product_key[1] == 2:
transport = self._try_webusb(device)
else:
transport = self._try_hid(device)
if not transport:
self.logger.info("cannot connect to device")
return
self.logger.info(f"connected to device at {device.path}")
client = self.client_class(transport, handler, self)
# Try a ping for device sanity
try:
client.ping('t')
except BaseException as e:
self.logger.info(f"ping failed {e}")
return None
if not client.atleast_version(*self.minimum_firmware):
msg = (_('Outdated {} firmware for device labelled {}. Please '
'download the updated firmware from {}')
.format(self.device, client.label(), self.firmware_URL))
self.logger.info(msg)
if handler:
handler.show_error(msg)
else:
raise UserFacingException(msg)
return None
return client
def passphrase_dialog(self, msg, confirm):
# If confirm is true, require the user to enter the passphrase twice
parent = self.top_level_window()
d = WindowModalDialog(parent, _("Enter Passphrase"))
if confirm:
OK_button = OkButton(d)
playout = PasswordLayout(msg=msg,
kind=PW_PASSPHRASE,
OK_button=OK_button)
vbox = QVBoxLayout()
vbox.addLayout(playout.layout())
vbox.addLayout(Buttons(CancelButton(d), OK_button))
d.setLayout(vbox)
passphrase = playout.new_password() if d.exec_() else None
else:
pw = QLineEdit()
pw.setEchoMode(2)
pw.setMinimumWidth(200)
vbox = QVBoxLayout()
vbox.addWidget(WWLabel(msg))
vbox.addWidget(pw)
vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
d.setLayout(vbox)
passphrase = pw.text() if d.exec_() else None
self.passphrase = passphrase
self.done.set()
def __init__(self, text=None):
ButtonsTextEdit.__init__(self, text)
self.setReadOnly(1)
icon = "qrcode_white.png" if ColorScheme.dark_scheme else "qrcode.png"
self.addButton(icon, self.qr_show, _("Show as QR code"))
run_hook('show_text_edit', self)
def dbb_has_password(self):
reply = self.hid_send_plain(b'{"ping":""}')
if 'ping' not in reply:
raise UserFacingException(_('Device communication error. Please unplug and replug your Digital Bitbox.'))
if reply['ping'] == 'password':
return True
return False
def seed_device_dialog(self):
msg = _("Choose how to initialize your Digital Bitbox:") + "\n"
choices = [
(_("Generate a new random wallet")),
(_("Load a wallet from the micro SD card"))
]
try:
reply = self.handler.win.query_choice(msg, choices)
except Exception:
return # Back button pushed
if reply == 0:
self.dbb_generate_wallet()
else:
if not self.dbb_load_backup(show_msg=False):
return
self.isInitialized = True
def callback_PinMatrixRequest(self, msg):
if msg.type == 2:
msg = _("Enter a new PIN for your {}:")
elif msg.type == 3:
msg = (_("Re-enter the new PIN for your {}.\n\n"
"NOTE: the positions of the numbers have changed!"))
else:
msg = _("Enter your current {} PIN:")
pin = self.handler.get_pin(msg.format(self.device))
if len(pin) > 9:
self.handler.show_error(
_('The PIN cannot be longer than 9 characters.'))
pin = '' # to cancel below
if not pin:
return self.proto.Cancel()
return self.proto.PinMatrixAck(pin=pin)
def _initialize_device(self, settings, method, device_id, wizard, handler):
item, label, pin_protection, passphrase_protection, recovery_type = settings
if method == TIM_RECOVER and recovery_type == RECOVERY_TYPE_SCRAMBLED_WORDS:
handler.show_error(_(
"You will be asked to enter 24 words regardless of your "
"seed's actual length. If you enter a word incorrectly or "
"misspell it, you cannot change it or go back - you will need "
"to start again from the beginning.\n\nSo please enter "
"the words carefully!"),
blocking=True)
devmgr = self.device_manager()
client = devmgr.client_by_id(device_id)
if method == TIM_NEW:
client.reset_device(
strength=64 * (item + 2), # 128, 192 or 256
passphrase_protection=passphrase_protection,
pin_protection=pin_protection,
label=label)
elif method == TIM_RECOVER:
client.recover_device(
recovery_type=recovery_type,
word_count=6 * (item + 2), # 12, 18 or 24
passphrase_protection=passphrase_protection,
pin_protection=pin_protection,
label=label)
if recovery_type == RECOVERY_TYPE_MATRIX:
handler.close_matrix_dialog()
else:
raise RuntimeError("Unsupported recovery method")
def check_libraries_available(self) -> bool:
def version_str(t):
return ".".join(str(i) for i in t)
try:
# this might raise ImportError or LibraryFoundButUnusable
library_version = self.get_library_version()
# if no exception so far, we might still raise LibraryFoundButUnusable
if (library_version == 'unknown'
or versiontuple(library_version) < self.minimum_library
or hasattr(self, "maximum_library") and versiontuple(library_version) >= self.maximum_library):
raise LibraryFoundButUnusable(library_version=library_version)
except ImportError:
return False
except LibraryFoundButUnusable as e:
library_version = e.library_version
max_version_str = version_str(self.maximum_library) if hasattr(self, "maximum_library") else "inf"
self.libraries_available_message = (
_("Library version for '{}' is incompatible.").format(self.name)
+ '\nInstalled: {}, Needed: {} <= x < {}'
.format(library_version, version_str(self.minimum_library), max_version_str))
self.print_stderr(self.libraries_available_message)
return False
return True
def change_homescreen():
dialog = QFileDialog(self, _("Choose Homescreen"))
filename, __ = dialog.getOpenFileName()
if not filename:
return # user cancelled
if filename.endswith('.toif'):
img = open(filename, 'rb').read()
if img[:8] != b'TOIf\x90\x00\x90\x00':
handler.show_error(
'File is not a TOIF file with size of 144x144')
return
else:
from PIL import Image # FIXME
im = Image.open(filename)
if im.size != (128, 64):
handler.show_error('Image must be 128 x 64 pixels')
return
im = im.convert('1')
pix = im.load()
img = bytearray(1024)
for j in range(64):
for i in range(128):
if pix[i, j]:
o = (i + j * 128)
img[o // 8] |= (1 << (7 - o % 8))
img = bytes(img)
invoke_client('change_homescreen', img)
def message_dialog(self, msg):
self.clear_dialog()
self.dialog = dialog = WindowModalDialog(self.top_level_window(), _("Ledger Status"))
l = QLabel(msg)
vbox = QVBoxLayout(dialog)
vbox.addWidget(l)
dialog.show()
def password_dialog(self, pw, grid, pos):
vkb_button = QPushButton(_("+"))
vkb_button.setFixedWidth(20)
vkb_button.clicked.connect(lambda: self.toggle_vkb(grid, pw))
grid.addWidget(vkb_button, pos, 2)
self.kb_pos = 2
self.vkb = None
def send_report(self):
def on_success(response):
# note: 'response' coming from (remote) crash reporter server.
# It contains a URL to the GitHub issue, so we allow rich text.
self.show_message(parent=self,
title=_("Crash report"),
msg=response,
rich_text=True)
self.close()
def on_failure(exc_info):
e = exc_info[1]
self.logger.error(
'There was a problem with the automatic reporting',
exc_info=exc_info)
self.show_critical(
parent=self,
msg=(
_('There was a problem with the automatic reporting:') +
'<br/>' + repr(e)[:120] + '<br/>' +
_("Please report this issue manually") +
f' <a href="{constants.GIT_REPO_ISSUES_URL}">on GitHub</a>.'
),
rich_text=True)
proxy = self.main_window.network.proxy
task = lambda: BaseCrashReporter.send_report(
self, self.main_window.network.asyncio_loop, proxy)
msg = _('Sending crash report...')
WaitingDialog(self, msg, task, on_success, on_failure)
def settings_dialog(self, window):
d = WindowModalDialog(window, _("Email settings"))
d.setMinimumSize(500, 200)
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_('Server hosting your email account')))
grid = QGridLayout()
vbox.addLayout(grid)
grid.addWidget(QLabel('Server (IMAP)'), 0, 0)
server_e = QLineEdit()
server_e.setText(self.imap_server)
grid.addWidget(server_e, 0, 1)
grid.addWidget(QLabel('Username'), 1, 0)
username_e = QLineEdit()
username_e.setText(self.username)
grid.addWidget(username_e, 1, 1)
grid.addWidget(QLabel('Password'), 2, 0)
password_e = QLineEdit()
password_e.setText(self.password)
grid.addWidget(password_e, 2, 1)
vbox.addStretch()
vbox.addLayout(Buttons(CloseButton(d), OkButton(d)))
if not d.exec_():
return
server = str(server_e.text())
self.config.set_key('email_server', server)
self.imap_server = server
username = str(username_e.text())
self.config.set_key('email_username', username)
self.username = username
password = str(password_e.text())
self.config.set_key('email_password', password)
self.password = password
check_connection = CheckConnectionThread(server, username, password)
check_connection.connection_error_signal.connect(
lambda e: window.show_message(
_("Unable to connect to mail server:\n {}").format(e) + "\n" +
_("Please check your connection and credentials.")))
check_connection.start()
def sign_message(self, sequence, message, password):
message = message.encode('utf8')
message_hash = hashlib.sha256(message).hexdigest().upper()
# prompt for the PIN before displaying the dialog if necessary
client = self.get_client()
address_path = self.get_derivation()[2:] + "/%d/%d" % sequence
self.handler.show_message("Signing message ...\r\nMessage hash: " +
message_hash)
try:
info = self.get_client().signMessagePrepare(address_path, message)
pin = ""
if info['confirmationNeeded']:
pin = self.handler.get_auth(
info) # does the authenticate dialog and returns pin
if not pin:
raise UserWarning(_('Cancelled by user'))
pin = str(pin).encode()
signature = self.get_client().signMessageSign(pin)
except BTChipException as e:
if e.sw == 0x6a80:
self.give_error(
"Unfortunately, this message cannot be signed by the Ledger wallet. Only alphanumerical messages shorter than 140 characters are supported. Please remove any extra characters (tab, carriage return) and retry."
)
elif e.sw == 0x6985: # cancelled by user
return b''
elif e.sw == 0x6982:
raise # pin lock. decorator will catch it
else:
self.give_error(e, True)
except UserWarning:
self.handler.show_error(_('Cancelled by user'))
return b''
except Exception as e:
self.give_error(e, True)
finally:
self.handler.finished()
# Parse the ASN.1 signature
rLength = signature[3]
r = signature[4:4 + rLength]
sLength = signature[4 + rLength + 1]
s = signature[4 + rLength + 2:]
if rLength == 33:
r = r[1:]
if sLength == 33:
s = s[1:]
# And convert it
return bytes([27 + 4 + (signature[0] & 0x01)]) + r + s
def add_show_address_on_hw_device_button_for_receive_addr(self, wallet, keystore, main_window):
plugin = keystore.plugin
receive_address_e = main_window.receive_address_e
def show_address():
addr = receive_address_e.text()
keystore.thread.add(partial(plugin.show_address, wallet, addr, keystore))
receive_address_e.addButton("eye1.png", show_address, _("Show on {}").format(plugin.device))
def create_menu(self, position):
item = self.currentItem()
if not item:
return
menu = QMenu()
server = item.data(self.Columns.HOST, self.SERVER_STR_ROLE)
menu.addAction(_("Use as server"), lambda: self.set_server(server))
menu.exec_(self.viewport().mapToGlobal(position))
