def update(self):
self.menu_actions = [('Show', self.do_show), ('Details', self.do_view), ('Delete', self.do_delete)]
requests_list = self.screen.ids.requests_container
requests_list.clear_widgets()
_list = self.app.wallet.get_sorted_requests(self.app.electrum_config) if self.app.wallet else []
for req in _list:
address = req['address']
timestamp = req.get('time', 0)
amount = req.get('amount')
expiration = req.get('exp', None)
status = req.get('status')
signature = req.get('sig')
ci = Factory.RequestItem()
ci.address = address
ci.memo = self.app.wallet.get_label(address)
if amount:
status = req.get('status')
ci.status = request_text[status]
else:
received = self.app.wallet.get_addr_received(address)
ci.status = self.app.format_amount_and_units(amount)
ci.icon = pr_icon[status]
ci.amount = self.app.format_amount_and_units(amount) if amount else _('No Amount')
ci.date = format_time(timestamp)
ci.screen = self
requests_list.add_widget(ci)
if not _list:
msg = _('This screen shows the list of payment requests you made.')
requests_list.add_widget(EmptyLabel(text=msg))
def do_new(self):
addr = self.get_new_address()
if not addr:
self.app.show_info(_('Please use the existing requests first.'))
else:
self.save_request()
self.app.show_info(_('New request added to your list.'))
def parse_history(self, items):
for item in items:
tx_hash, conf, value, timestamp, balance = item
time_str = _("unknown")
if conf > 0:
try:
time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
except Exception:
time_str = _("error")
if conf == -1:
time_str = _('Not Verified')
icon = "atlas://gui/kivy/theming/light/close"
elif conf == 0:
time_str = _('Unconfirmed')
icon = "atlas://gui/kivy/theming/light/unconfirmed"
elif conf < 6:
conf = max(1, conf)
icon = "atlas://gui/kivy/theming/light/clock{}".format(conf)
else:
icon = "atlas://gui/kivy/theming/light/confirmed"
label = self.app.wallet.get_label(tx_hash) if tx_hash else _('Pruned transaction outputs')
date = timestamp_to_datetime(timestamp)
quote_text = ''
if self.app.fiat_unit and date:
rate = run_hook('history_rate', date)
if rate:
s = run_hook('value_str', value, rate)
quote_text = '' if s is None else s + ' ' + self.app.fiat_unit
yield (conf, icon, time_str, label, value, tx_hash, quote_text)
def update(self):
self.menu_actions = [('Pay', self.do_pay), ('Details', self.do_view), ('Delete', self.do_delete)]
invoices_list = self.screen.ids.invoices_container
invoices_list.clear_widgets()
_list = self.app.invoices.sorted_list()
for pr in _list:
ci = Factory.InvoiceItem()
ci.key = pr.get_id()
ci.requestor = pr.get_requestor()
ci.memo = pr.get_memo()
amount = pr.get_amount()
if amount:
ci.amount = self.app.format_amount_and_units(amount)
status = self.app.invoices.get_status(ci.key)
ci.status = invoice_text[status]
ci.icon = pr_icon[status]
else:
ci.amount = _('No Amount')
ci.status = ''
exp = pr.get_expiration_date()
ci.date = format_time(exp) if exp else _('Never')
ci.screen = self
invoices_list.add_widget(ci)
if not _list:
msg = _('This screen shows the list of payment requests that have been sent to you. You may also use it to store contact addresses.')
invoices_list.add_widget(EmptyLabel(text=msg))
def scan_qr(self, on_complete):
if platform != 'android':
return
from jnius import autoclass
from android import activity
PythonActivity = autoclass('org.renpy.android.PythonActivity')
Intent = autoclass('android.content.Intent')
intent = Intent("com.google.zxing.client.android.SCAN")
intent.putExtra("SCAN_MODE", "QR_CODE_MODE")
def on_qr_result(requestCode, resultCode, intent):
if requestCode == 0:
if resultCode == -1: # RESULT_OK:
contents = intent.getStringExtra("SCAN_RESULT")
if intent.getStringExtra(
"SCAN_RESULT_FORMAT") == 'QR_CODE':
on_complete(contents)
else:
self.show_error(
"wrong format " +
intent.getStringExtra("SCAN_RESULT_FORMAT"))
activity.bind(on_activity_result=on_qr_result)
try:
PythonActivity.mActivity.startActivityForResult(intent, 0)
except:
self.show_error(
_('Could not start Barcode Scanner.') + ' ' +
_('Please install the Barcode Scanner app from ZXing'))
def change_password(self, cb):
if self.wallet.use_encryption:
self.protected(
_("Changing PIN code.") + '\n' + _("Enter your current PIN:"),
self._change_password, (cb, ))
else:
self._change_password(cb, None)
def broadcast(self, tx, pr=None):
def on_complete(ok, txid):
self.show_info(txid)
if ok and pr:
pr.set_paid(tx.hash())
self.invoices.save()
self.update_tab('invoices')
if self.network and self.network.is_connected():
self.show_info(_('Sending'))
threading.Thread(target=self._broadcast_thread,
args=(tx, on_complete)).start()
else:
self.show_info(
_('Cannot broadcast transaction') + ':\n' + _('Not connected'))
def _sign_tx(self, tx, password, on_success, on_failure):
try:
self.wallet.sign_transaction(tx, password)
except InvalidPassword:
Clock.schedule_once(lambda dt: on_failure(_("Invalid PIN")))
return
Clock.schedule_once(lambda dt: on_success(tx))
def __init__(self, **kwargs):
# initialize variables
self._clipboard = Clipboard
self.info_bubble = None
self.nfcscanner = None
self.tabs = None
self.is_exit = False
super(ElectrumWindow, self).__init__(**kwargs)
title = _('Electrum App')
self.electrum_config = config = kwargs.get('config', None)
self.language = config.get('language', 'en')
self.network = network = kwargs.get('network', None)
self.plugins = kwargs.get('plugins', [])
self.gui_object = kwargs.get('gui_object', None)
#self.config = self.gui_object.config
self.contacts = Contacts(self.electrum_config)
self.invoices = InvoiceStore(self.electrum_config)
# create triggers so as to minimize updation a max of 2 times a sec
self._trigger_update_wallet =\
Clock.create_trigger(self.update_wallet, .5)
self._trigger_update_status =\
Clock.create_trigger(self.update_status, .5)
self._trigger_notify_transactions = \
Clock.create_trigger(self.notify_transactions, 5)
# cached dialogs
self._settings_dialog = None
self._password_dialog = None
def do_delete(self, obj):
from dialogs.question import Question
def cb():
self.app.invoices.remove(obj.key)
self.app.update_tab('invoices')
d = Question(_('Delete invoice?'), cb)
d.open()
def do_delete(self, obj):
from dialogs.question import Question
def cb():
self.app.wallet.remove_payment_request(obj.address, self.app.electrum_config)
self.update()
d = Question(_('Delete request?'), cb)
d.open()
def update(self, see_all=False):
if self.app.wallet is None:
return
history = self.parse_history(reversed(
self.app.wallet.get_history(self.app.current_account)))
# repopulate History Card
history_card = self.screen.ids.history_container
history_card.clear_widgets()
count = 0
for item in history:
count += 1
conf, icon, date_time, message, value, tx, quote_text = item
ri = Factory.HistoryItem()
ri.icon = icon
ri.date = date_time
ri.message = message
ri.value = value or 0
ri.value_known = value is not None
ri.quote_text = quote_text
ri.confirmations = conf
ri.tx_hash = tx
ri.screen = self
history_card.add_widget(ri)
if count == 8 and not see_all:
break
if count == 0:
msg = _('This screen shows your list of transactions. It is currently empty.')
history_card.add_widget(EmptyLabel(text=msg))
def add_seed(self, text, password):
def task():
self.wallet = Wallet.from_text(text, password, self.storage)
self.wallet.create_main_account()
self.wallet.synchronize()
msg= _("Electrum is generating your addresses, please wait.")
self.waiting_dialog(task, msg, self.terminate)
def update(self):
self.can_broadcast = False
if self.tx.is_complete():
self.tx_hash = self.tx.hash()
self.description = self.wallet.get_label(self.tx_hash)
if self.tx_hash in self.wallet.transactions.keys():
conf, timestamp = self.wallet.get_confirmations(self.tx_hash)
self.status_str = _("%d confirmations")%conf if conf else _('Pending')
if timestamp:
self.date_str = datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
else:
self.can_broadcast = self.app.network is not None
self.status_str = _('Signed')
else:
s, r = self.tx.signature_count()
self.status_str = _("Unsigned") if s == 0 else _('Partially signed') + ' (%d/%d)'%(s,r)
is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(self.tx)
self.is_mine = is_mine
if is_relevant:
if is_mine:
if fee is not None:
self.amount_str = self.app.format_amount_and_units(-v+fee)
self.fee_str = self.app.format_amount_and_units(-fee)
else:
self.amount_str = self.app.format_amount_and_units(-v)
self.fee_str = _("unknown")
else:
self.amount_str = self.app.format_amount_and_units(v)
self.fee_str = ''
else:
self.amount_str = _("Transaction unrelated to your wallet")
self.fee_str = ''
self.can_sign = self.wallet.can_sign(self.tx)
self.ids.output_list.update(self.tx.outputs())
def label_dialog(self, obj):
from dialogs.label_dialog import LabelDialog
key = obj.tx_hash
text = self.app.wallet.get_label(key)
def callback(text):
self.app.wallet.set_label(key, text)
self.update()
d = LabelDialog(_('Enter Transaction Label'), text, callback)
d.open()
def _show_seed(self, label, password):
if self.wallet.use_encryption and password is None:
return
try:
seed = self.wallet.get_seed(password)
except:
self.show_error("Invalid PIN")
return
label.text = _('Seed') + ':\n' + seed
def description_dialog(self, screen):
from uix.dialogs.label_dialog import LabelDialog
text = screen.message
def callback(text):
screen.message = text
d = LabelDialog(_('Enter description'), text, callback)
d.open()
def new_wallet(self, app, dirname):
def cb(text):
if text:
app.load_wallet_by_name(os.path.join(dirname, text))
if self.ids.wallet_selector.selection:
app.load_wallet_by_name(self.ids.wallet_selector.selection[0])
else:
d = LabelDialog(_('Enter wallet name'), '', cb)
d.open()
def on_keyboard(self, instance, key, keycode, codepoint, modifiers):
if key == 27 and self.is_exit is False:
self.is_exit = True
self.show_info(_('Press again to exit'))
return True
self.is_exit = False
# override settings button
if key in (319, 282): #f1/settings button on android
#self.gui.main_gui.toggle_settings(self)
return True
def update_status(self, *dt):
if not self.wallet:
self.status = _("No Wallet")
return
if self.network is None or not self.network.is_running():
self.status = _("Offline")
elif self.network.is_connected():
server_height = self.network.get_server_height()
server_lag = self.network.get_local_height() - server_height
if not self.wallet.up_to_date or server_height == 0:
self.status = _("Synchronizing...")
elif server_lag > 1:
self.status = _("Server lagging (%d blocks)" % server_lag)
else:
c, u, x = self.wallet.get_account_balance(self.current_account)
text = self.format_amount(c + x + u)
self.status = str(text.strip() + ' ' + self.base_unit)
else:
self.status = _("Not connected")
def on_address(self, addr):
req = self.app.wallet.get_payment_request(addr, self.app.electrum_config)
self.screen.status = ''
if req:
self.screen.message = unicode(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 ''
Clock.schedule_once(lambda dt: self.update_qr())
def on_ref_label(self, label, touch):
if label.touched:
label.touched = False
self.qr_dialog(label.name, label.data, True)
else:
label.touched = True
self._clipboard.copy(label.data)
Clock.schedule_once(lambda dt: self.show_info(
_('Text copied to clipboard.\nTap again to display it as QR code.'
)))
def restore_seed(self):
def on_seed(_dlg, btn):
_dlg.close()
if btn is _dlg.ids.back:
self.run('new')
return
text = _dlg.get_text()
self.run('enter_pin', (text,))
msg = _('Please type your seed phrase using the virtual keyboard.')
RestoreSeedDialog(test=Wallet.is_seed, message=msg, on_release=on_seed).open()
def show_info_bubble(self,
text=_('Hello World'),
pos=None,
duration=0,
arrow_pos='bottom_mid',
width=None,
icon='',
modal=False,
exit=False):
'''Method to show a Information Bubble
.. parameters::
text: Message to be displayed
pos: position for the bubble
duration: duration the bubble remains on screen. 0 = click to hide
width: width of the Bubble
arrow_pos: arrow position for the bubble
'''
info_bubble = self.info_bubble
if not info_bubble:
info_bubble = self.info_bubble = Factory.InfoBubble()
win = Window
if info_bubble.parent:
win.remove_widget(info_bubble if not info_bubble.modal else
info_bubble._modal_view)
if not arrow_pos:
info_bubble.show_arrow = False
else:
info_bubble.show_arrow = True
info_bubble.arrow_pos = arrow_pos
img = info_bubble.ids.img
if text == 'texture':
# icon holds a texture not a source image
# display the texture in full screen
text = ''
img.texture = icon
info_bubble.fs = True
info_bubble.show_arrow = False
img.allow_stretch = True
info_bubble.dim_background = True
info_bubble.background_image = 'atlas://gui/kivy/theming/light/card'
else:
info_bubble.fs = False
info_bubble.icon = icon
#if img.texture and img._coreimage:
# img.reload()
img.allow_stretch = False
info_bubble.dim_background = False
info_bubble.background_image = 'atlas://data/images/defaulttheme/bubble'
info_bubble.message = text
if not pos:
pos = (win.center[0], win.center[1] - (info_bubble.height / 2))
info_bubble.show(pos, duration, width, modal=modal, exit=exit)
def restore_xpub(self):
def on_xpub(_dlg, btn):
_dlg.close()
if btn is _dlg.ids.back:
self.run('new')
return
text = _dlg.get_text()
self.run('add_seed', (text, None))
msg = _('To create a watching-only wallet, paste your master public key, or scan it using the camera button.')
RestoreXpubDialog(test=Wallet.is_mpk, message=msg, on_release=on_xpub).open()
def confirm_seed(self, seed):
assert Wallet.is_seed(seed)
def on_seed(_dlg, btn):
if btn is _dlg.ids.back:
_dlg.close()
self.run('create')
return
_dlg.close()
self.run('enter_pin', (seed,))
msg = _('Please retype your seed phrase, to confirm that you properly saved it')
RestoreSeedDialog(test=lambda x: x==seed, message=msg, on_release=on_seed).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.keys(),
self.app.base_unit, cb)
self._unit_dialog.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 create(self):
from electrum_sib.wallet import BIP32_Wallet
seed = BIP32_Wallet.make_seed()
msg = _("If you forget your PIN or lose your device, your seed phrase will be the "
"only way to recover your funds.")
def on_ok(_dlg, _btn):
_dlg.close()
if _btn == _dlg.ids.confirm:
self.run('confirm_seed', (seed,))
else:
self.run('new')
ShowSeedDialog(message=msg, seed_text=seed, on_release=on_ok).open()
