def read_invoice(self):
address = str(self.screen.address)
if not address:
self.app.show_error(
_('Recipient not specified.') + ' ' +
_('Please scan a Gravity address or a payment request'))
return
if not self.screen.amount:
self.app.show_error(_('Please enter an amount'))
return
try:
amount = self.app.get_amount(self.screen.amount)
except:
self.app.show_error(
_('Invalid amount') + ':\n' + self.screen.amount)
return
message = self.screen.message
if self.screen.is_lightning:
return self.app.wallet.lnworker.parse_bech32_invoice(address)
else:
if not bitcoin.is_address(address):
self.app.show_error(
_('Invalid Gravity Address') + ':\n' + address)
return
outputs = [TxOutput(TYPE_ADDRESS, address, amount)]
return self.app.wallet.create_invoice(outputs, message,
self.payment_request,
self.parsed_URI)
def get_card(self, addr, balance, is_used, label):
ci = {}
ci['screen'] = self
ci['address'] = addr
ci['memo'] = label
ci['amount'] = self.app.format_amount_and_units(balance)
ci['status'] = _('Used') if is_used else _('Funded') if balance > 0 else _('Unused')
return ci
def do_open_channel(self, conn_str, amount, password):
try:
chan = self.app.wallet.lnworker.open_channel(conn_str, amount, 0, password=password)
except Exception as e:
self.app.show_error(_('Problem opening channel: ') + '\n' + repr(e))
return
n = chan.constraints.funding_txn_minimum_depth
message = '\n'.join([
_('Channel established.'),
_('Remote peer ID') + ':' + chan.node_id.hex(),
_('This channel will be usable after {} confirmations').format(n)
])
self.app.show_info(message)
def new_request(self, lightning):
amount = self.screen.amount
amount = self.app.get_amount(amount) if amount else 0
message = self.screen.message
if lightning:
payment_hash = self.app.wallet.lnworker.add_invoice(
amount, message, self.expiry())
request, direction, is_paid = self.app.wallet.lnworker.invoices.get(
payment_hash.hex())
key = payment_hash.hex()
else:
addr = self.screen.address or self.app.wallet.get_unused_address()
if not addr:
self.app.show_info(
_('No address available. Please remove some of your pending requests.'
))
return
self.screen.address = addr
req = self.app.wallet.make_payment_request(addr, amount, message,
self.expiry())
self.app.wallet.add_payment_request(req)
key = addr
self.clear()
self.update()
self.app.show_request(lightning, key)
def show_qr(self):
from electrum_gzro.bitcoin import base_encode, bfh
raw_tx = str(self.tx)
text = bfh(raw_tx)
text = base_encode(text, base=43)
self.app.qr_dialog(_("Raw Transaction"),
text,
text_for_clipboard=raw_tx)
def fx_status(self):
fx = self.app.fx
if fx.is_enabled():
source = fx.exchange.name()
ccy = fx.get_currency()
return '%s [%s]' % (ccy, source)
else:
return _('None')
def _do_send_onchain(self, amount, message, outputs, rbf):
# make unsigned transaction
coins = self.app.wallet.get_spendable_coins(None)
try:
tx = self.app.wallet.make_unsigned_transaction(
coins, outputs, None)
except NotEnoughFunds:
self.app.show_error(_("Not enough funds"))
return
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.app.show_error(repr(e))
return
if rbf:
tx.set_rbf(True)
fee = tx.get_fee()
msg = [
_("Amount to be sent") + ": " +
self.app.format_amount_and_units(amount),
_("Mining fee") + ": " + self.app.format_amount_and_units(fee),
]
x_fee = run_hook('get_tx_extra_fee', self.app.wallet, tx)
if x_fee:
x_fee_address, x_fee_amount = x_fee
msg.append(
_("Additional fees") + ": " +
self.app.format_amount_and_units(x_fee_amount))
feerate_warning = simple_config.FEERATE_WARNING_HIGH_FEE
if fee > feerate_warning * tx.estimated_size() / 1000:
msg.append(
_('Warning') + ': ' +
_("The fee for this transaction seems unusually high."))
msg.append(_("Enter your PIN code to proceed"))
self.app.protected('\n'.join(msg), self.send_tx, (tx, message))
def expiration_dialog(self, obj):
from .dialogs.choice_dialog import ChoiceDialog
def callback(c):
self.app.electrum_config.set_key('request_expiry', c)
d = ChoiceDialog(_('Expiration date'), pr_expiration_values,
self.expiry(), callback)
d.open()
def __init__(self, parent, address, balance, status, **kwargs):
super(AddressPopup, self).__init__(**kwargs)
self.title = _('Address Details')
self.parent_dialog = parent
self.app = parent.app
self.address = address
self.status = status
self.script_type = self.app.wallet.get_txin_type(self.address)
self.balance = self.app.format_amount_and_units(balance)
def update_action_button(self):
action_button = self.ids.action_button
options = (
ActionButtonOption(text=_('Sign'),
func=lambda btn: self.do_sign(),
enabled=self.can_sign),
ActionButtonOption(text=_('Broadcast'),
func=lambda btn: self.do_broadcast(),
enabled=self.can_broadcast),
ActionButtonOption(text=_('Bump fee'),
func=lambda btn: self.do_rbf(),
enabled=self.can_rbf),
ActionButtonOption(text=_('Remove'),
func=lambda btn: self.remove_local_tx(),
enabled=self.is_local_tx),
)
num_options = sum(map(lambda o: bool(o.enabled), options))
# if no options available, hide button
if num_options == 0:
action_button.disabled = True
action_button.opacity = 0
return
action_button.disabled = False
action_button.opacity = 1
if num_options == 1:
# only one option, button will correspond to that
for option in options:
if option.enabled:
action_button.text = option.text
self._action_button_fn = option.func
else:
# multiple options. button opens dropdown which has one sub-button for each
dropdown = DropDown()
action_button.text = _('Options')
self._action_button_fn = dropdown.open
for option in options:
if option.enabled:
btn = Button(text=option.text,
size_hint_y=None,
height='48dp')
btn.bind(on_release=option.func)
dropdown.add_widget(btn)
def do_rbf(self):
from .bump_fee_dialog import BumpFeeDialog
is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(self.tx)
if fee is None:
self.app.show_error(
_("Can't bump fee: unknown fee for original transaction."))
return
size = self.tx.estimated_size()
d = BumpFeeDialog(self.app, fee, size, self._do_rbf)
d.open()
def on_currency(self, ccy):
b = (ccy != _('None'))
self.fx.set_enabled(b)
if b:
if ccy != self.fx.get_currency():
self.fx.set_currency(ccy)
self.app.fiat_unit = ccy
else:
self.app.is_fiat = False
Clock.schedule_once(lambda dt: self.add_exchanges())
def open_channel(self):
if not self.pubkey or not self.amount:
self.app.show_info(_('All fields must be filled out'))
return
conn_str = self.pubkey
if self.ipport:
conn_str += '@' + self.ipport.strip()
amount = self.app.get_amount(self.amount)
self.app.protected('Enter PIN to create a new channel', self.do_open_channel, (conn_str, amount))
self.dismiss()
def on_address(self, addr):
req = self.app.wallet.get_request(addr)
self.screen.status = ''
if req:
self.screen.message = req.get('memo', '')
amount = req.get('amount')
self.screen.amount = self.app.format_amount_and_units(
amount) if amount else ''
status = req.get('status', PR_UNKNOWN)
self.screen.status = _(
'Payment received') if status == PR_PAID else ''
def delete_dialog(self):
from .question import Question
def cb(result):
if result:
self.app.wallet.delete_invoice(self.key)
self.dismiss()
self.app.send_screen.update()
d = Question(_('Delete invoice?'), cb)
d.open()
def send_report(self):
try:
loop = self.main_window.network.asyncio_loop
proxy = self.main_window.network.proxy
# FIXME network request in GUI thread...
response = json.loads(
BaseCrashReporter.send_report(self,
loop,
proxy,
"/crash.json",
timeout=10))
except (ValueError, ClientError):
#self.logger.debug("", exc_info=True)
self.show_popup(_('Unable to send report'),
_("Please check your network connection."))
else:
self.show_popup(_('Report sent'), response["text"])
if response["location"]:
self.open_url(response["location"])
self.dismiss()
def delete_dialog(self):
from .question import Question
def cb(result):
if result:
self.app.wallet.delete_request(self.key)
self.dismiss()
self.app.receive_screen.update()
d = Question(_('Delete request?'), cb)
d.open()
def remove_local_tx(self):
txid = self.tx.txid()
to_delete = {txid}
to_delete |= self.wallet.get_depending_transactions(txid)
question = _("Are you sure you want to remove this transaction?")
if len(to_delete) > 1:
question = (_(
"Are you sure you want to remove this transaction and {} child transactions?"
).format(len(to_delete) - 1))
def on_prompt(b):
if b:
for tx in to_delete:
self.wallet.remove_transaction(tx)
self.wallet.storage.write()
self.app._trigger_update_wallet() # FIXME private...
self.dismiss()
d = Question(question, on_prompt)
d.open()
def coinselect_dialog(self, item, dt):
if self._coinselect_dialog is None:
choosers = sorted(coinchooser.COIN_CHOOSERS.keys())
chooser_name = coinchooser.get_name(self.config)
def cb(text):
self.config.set_key('coin_chooser', text)
item.status = text
self._coinselect_dialog = ChoiceDialog(_('Coin selection'),
choosers, chooser_name, cb)
self._coinselect_dialog.open()
def language_dialog(self, item, dt):
if self._language_dialog is None:
l = self.config.get('language', 'en_UK')
def cb(key):
self.config.set_key("language", key, True)
item.lang = self.get_language_name()
self.app.language = key
self._language_dialog = ChoiceDialog(_('Language'), languages, l,
cb)
self._language_dialog.open()
def label_dialog(self):
from .label_dialog import LabelDialog
key = self.tx.txid()
text = self.app.wallet.get_label(key)
def callback(text):
self.app.wallet.set_label(key, text)
self.update()
self.app.history_screen.update()
d = LabelDialog(_('Enter Transaction Label'), text, callback)
d.open()
def unit_dialog(self, item, dt):
if self._unit_dialog is None:
def cb(text):
self.app._set_bu(text)
item.bu = self.app.base_unit
self._unit_dialog = ChoiceDialog(_('Denomination'),
base_units_list,
self.app.base_unit,
cb,
keep_choice_order=True)
self._unit_dialog.open()
def set_ln_invoice(self, invoice):
try:
lnaddr = lndecode(invoice, expected_hrp=constants.net.SEGWIT_HRP)
except Exception as e:
self.app.show_info(invoice +
_(" is not a valid Lightning invoice: ") +
repr(e)) # repr because str(Exception()) == ''
return
self.screen.address = invoice
self.screen.message = dict(lnaddr.tags).get('d', None)
self.screen.amount = self.app.format_amount_and_units(
lnaddr.amount * bitcoin.COIN) if lnaddr.amount else ''
self.payment_request = None
self.screen.is_lightning = True
def on_password(self, pw):
if len(pw) == 6:
if self.check_password(pw):
if self.is_change == 0:
self.success = True
self.pw = pw
self.message = _('Please wait...')
self.dismiss()
elif self.is_change == 1:
self.pw = pw
self.message = _('Enter new PIN')
self.ids.kb.password = ''
self.is_change = 2
elif self.is_change == 2:
self.new_password = pw
self.message = _('Confirm new PIN')
self.ids.kb.password = ''
self.is_change = 3
elif self.is_change == 3:
self.success = pw == self.new_password
self.dismiss()
else:
self.app.show_error(_('Wrong PIN'))
self.ids.kb.password = ''
def set_URI(self, text):
if not self.app.wallet:
self.payment_request_queued = text
return
try:
uri = parse_URI(text, self.app.on_pr, loop=self.app.asyncio_loop)
except InvalidBitcoinURI as e:
self.app.show_info(_("Error parsing URI") + f":\n{e}")
return
self.parsed_URI = uri
amount = uri.get('amount')
self.screen.address = uri.get('address', '')
self.screen.message = uri.get('message', '')
self.screen.amount = self.app.format_amount_and_units(
amount) if amount else ''
self.payment_request = None
self.screen.is_lightning = False
def do_pay_invoice(self, invoice):
if invoice['type'] == PR_TYPE_LN:
self._do_send_lightning(invoice['invoice'], invoice['amount'])
return
elif invoice['type'] == PR_TYPE_ONCHAIN:
message = invoice['message']
outputs = invoice['outputs'] # type: List[TxOutput]
amount = sum(map(lambda x: x.value, outputs))
do_pay = lambda rbf: self._do_send_onchain(amount, message,
outputs, rbf)
if self.app.electrum_config.get('use_rbf'):
d = Question(_('Should this transaction be replaceable?'),
do_pay)
d.open()
else:
do_pay(False)
else:
raise Exception('unknown invoice type')
def clear_requests_dialog(self):
expired = [
req for req in self.app.wallet.get_sorted_requests()
if req['status'] == PR_EXPIRED
]
if len(expired) == 0:
return
def callback(c):
if c:
for req in expired:
is_lightning = req.get('lightning', False)
key = req['rhash'] if is_lightning else req['address']
self.app.wallet.delete_request(key)
self.update()
d = Question(_('Delete expired requests?'), callback)
d.open()
def do_paste(self):
data = self.app._clipboard.paste().strip()
if not data:
self.app.show_info(_("Clipboard is empty"))
return
# try to decode as transaction
try:
raw_tx = tx_from_str(data)
tx = Transaction(raw_tx)
tx.deserialize()
except:
tx = None
if tx:
self.app.tx_dialog(tx)
return
lower = data.lower()
if lower.startswith('lightning:ln'):
lower = lower[10:]
# try to decode as URI/address
if lower.startswith('ln'):
self.set_ln_invoice(lower)
else:
self.set_URI(data)
def update(self):
format_amount = self.app.format_amount_and_units
tx_details = self.wallet.get_tx_info(self.tx)
tx_mined_status = tx_details.tx_mined_status
exp_n = tx_details.mempool_depth_bytes
amount, fee = tx_details.amount, tx_details.fee
self.status_str = tx_details.status
self.description = tx_details.label
self.can_broadcast = tx_details.can_broadcast
self.can_rbf = tx_details.can_bump
self.tx_hash = tx_details.txid or ''
if tx_mined_status.timestamp:
self.date_label = _('Date')
self.date_str = datetime.fromtimestamp(
tx_mined_status.timestamp).isoformat(' ')[:-3]
elif exp_n:
self.date_label = _('Mempool depth')
self.date_str = _('{} from tip').format('%.2f MB' %
(exp_n / 1000000))
else:
self.date_label = ''
self.date_str = ''
if amount is None:
self.amount_str = _("Transaction unrelated to your wallet")
elif amount > 0:
self.is_mine = False
self.amount_str = format_amount(amount)
else:
self.is_mine = True
self.amount_str = format_amount(-amount)
if fee is not None:
self.fee_str = format_amount(fee)
fee_per_kb = fee / self.tx.estimated_size() * 1000
self.feerate_str = self.app.format_fee_rate(fee_per_kb)
else:
self.fee_str = _('unknown')
self.feerate_str = _('unknown')
self.can_sign = self.wallet.can_sign(self.tx)
self.ids.output_list.update(self.tx.get_outputs_for_UI())
self.is_local_tx = tx_mined_status.height == TX_HEIGHT_LOCAL
self.update_action_button()
def do_share(self):
self.app.do_share(self.data, _("Share Invoice"))
self.dismiss()
