def _change_password(self, cb, old_password):
if self.wallet.has_password():
if old_password is None:
return
try:
self.wallet.check_password(old_password)
except InvalidPassword:
self.show_error("Invalid PIN")
return
self.password_dialog(_('Enter new PIN'), self._change_password2, (cb, old_password,))
def do_delete(self, obj):
from dialogs.question import Question
def cb(result):
if result:
self.app.invoices.remove(obj.key)
self.app.update_tab('invoices')
d = Question(_('Delete invoice?'), cb)
d.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 rbf_dialog(self, label, dt):
if self._rbf_dialog is None:
from checkbox_dialog import CheckBoxDialog
def cb(x):
self.config.set_key('use_rbf', x, True)
label.status = self.rbf_status()
msg = [
_('If you check this box, your transactions will be marked as non-final,'
),
_('and you will have the possiblity, while they are unconfirmed, to replace them with transactions that pays higher fees.'
),
_('Note that some merchants do not accept non-final transactions until they are confirmed.'
)
]
fullname = _('Replace by fee')
self._rbf_dialog = CheckBoxDialog(
fullname, ' '.join(msg), self.config.get('use_rbf', False), cb)
self._rbf_dialog.open()
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 do_delete(self, obj):
from dialogs.question import Question
def cb(result):
if result:
self.app.wallet.remove_payment_request(
obj.address, self.app.electrum_config)
self.update()
d = Question(_('Delete request?'), cb)
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.keys(),
self.app.base_unit, cb)
self._unit_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 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 update_status(self, *dt):
if not self.wallet:
self.status = _("No Wallet")
return
if self.network is None or not self.network.is_running():
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:
status = _("Synchronizing...")
elif server_lag > 1:
status = _("Server lagging (%d blocks)"%server_lag)
else:
c, u, x = self.wallet.get_balance()
text = self.format_amount(c+x+u)
status = str(text.strip() + ' ' + self.base_unit)
else:
status = _("Not connected")
n = self.wallet.basename()
self.status = '[size=15dp]%s[/size]\n%s' %(n, status) if n !='default_wallet' else status
def do_send(self):
if self.screen.is_pr:
if self.payment_request.has_expired():
self.app.show_error(_('Payment request has expired'))
return
outputs = self.payment_request.get_outputs()
else:
address = str(self.screen.address)
if not address:
self.app.show_error(
_('Recipient not specified.') + ' ' +
_('Please scan a Stratis address or a payment request'))
return
if not stratis.is_address(address):
self.app.show_error(
_('Invalid Stratis Address') + ':\n' + address)
return
try:
amount = self.app.get_amount(self.screen.amount)
except:
self.app.show_error(
_('Invalid amount') + ':\n' + self.screen.amount)
return
outputs = [(stratis.TYPE_ADDRESS, address, amount)]
message = unicode(self.screen.message)
amount = sum(map(lambda x: x[2], outputs))
if self.app.electrum_config.get('use_rbf'):
from dialogs.question import Question
d = Question(_('Should this transaction be replaceable?'),
lambda b: self._do_send(amount, message, outputs, b))
d.open()
else:
self._do_send(amount, message, outputs, False)
def _do_send(self, amount, message, outputs, rbf):
# make unsigned transaction
coins = self.app.wallet.get_spendable_coins()
config = self.app.electrum_config
try:
tx = self.app.wallet.make_unsigned_transaction(
coins, outputs, config, 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(str(e))
return
if rbf:
tx.set_sequence(0)
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),
]
if fee >= config.get('confirm_fee', 1000000):
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 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 scan_qr(self, on_complete):
if platform != 'android':
return
from jnius import autoclass
from android import activity
PythonActivity = autoclass('org.kivy.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 __init__(self, obj, action_list):
Bubble.__init__(self)
self.obj = obj
for k, v in action_list:
l = MenuItem()
l.text = _(k)
def func(f=v):
Clock.schedule_once(lambda dt: self.hide(), 0.1)
Clock.schedule_once(lambda dt: f(obj), 0.15)
l.on_release = func
self.ids.buttons.add_widget(l)
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:
ci = self.get_card(req)
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 set_URI(self, text):
import electrum_stratis as electrum
try:
uri = electrum.util.parse_URI(text, self.app.on_pr)
except:
self.app.show_info(_("Not a Stratis URI"))
return
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_pr = False
def get_card(self, pr):
key = pr.get_id()
ci = self.cards.get(key)
if ci is None:
ci = Factory.InvoiceItem()
ci.key = key
ci.screen = self
self.cards[key] = ci
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')
return ci
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 = self.get_card(pr)
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 update(self, see_all=False):
if self.app.wallet is None:
return
history = reversed(self.app.wallet.get_history())
history_card = self.screen.ids.history_container
history_card.clear_widgets()
count = 0
for item in history:
ri = self.get_card(*item)
count += 1
history_card.add_widget(ri)
if count == 0:
msg = _(
'This screen shows your list of transactions. It is currently empty.'
)
history_card.add_widget(EmptyLabel(text=msg))
def on_pr(self, pr):
if pr.verify(self.contacts):
key = self.invoices.add(pr)
if self.invoices_screen:
self.invoices_screen.update()
status = self.invoices.get_status(key)
if status == PR_PAID:
self.show_error("invoice already paid")
self.send_screen.do_clear()
else:
if pr.has_expired():
self.show_error(_('Payment request has expired'))
else:
self.switch_to('send')
self.send_screen.set_request(pr)
else:
self.show_error("invoice error:" + pr.error)
self.send_screen.do_clear()
def do_save(self):
if not self.screen.address:
return
if self.screen.is_pr:
# it sould be already saved
return
# save address as invoice
from electrum_stratis.paymentrequest import make_unsigned_request, PaymentRequest
req = {'address': self.screen.address, 'memo': self.screen.message}
amount = self.app.get_amount(
self.screen.amount) if self.screen.amount else 0
req['amount'] = amount
pr = make_unsigned_request(req).SerializeToString()
pr = PaymentRequest(pr)
self.app.invoices.add(pr)
self.app.update_tab('invoices')
self.app.show_info(_("Invoice saved"))
if pr.is_pr():
self.screen.is_pr = True
self.payment_request = pr
else:
self.screen.is_pr = False
self.payment_request = None
class ShowSeedDialog(WizardDialog):
seed_text = StringProperty('')
message = _(
"If you forget your PIN or lose your device, your seed phrase will be the only way to recover your funds."
)
ext = False
def on_parent(self, instance, value):
if value:
app = App.get_running_app()
self._back = _back = partial(self.ids.back.dispatch, 'on_release')
def options_dialog(self):
from seed_options import SeedOptionsDialog
def callback(status):
self.ext = status
d = SeedOptionsDialog(self.ext, callback)
d.open()
def get_params(self, b):
return (self.ext, )
def _change_password2(self, cb, old_password, new_password):
self.password_dialog(_('Confirm new PIN'), self._change_password3,
(cb, old_password, new_password))
def __init__(self, msg, callback):
Factory.Popup.__init__(self)
self.title = _('Question')
self.message = msg
self.callback = callback
def show_seed(self, label):
self.protected(_("Enter your PIN code in order to decrypt your seed"),
self._show_seed, (label, ))
def _delete_wallet(self, b):
if b:
basename = os.path.basename(self.wallet.storage.path)
self.protected(
_("Enter your PIN code to confirm deletion of %s") % basename,
self.__delete_wallet, ())
def delete_wallet(self):
from uix.dialogs.question import Question
basename = os.path.basename(self.wallet.storage.path)
d = Question(
_('Delete wallet?') + '\n' + basename, self._delete_wallet)
d.open()
def change_password(self, cb):
if self.wallet.has_password():
self.protected(_("Changing PIN code.") + '\n' + _("Enter your current PIN:"), self._change_password, (cb,))
else:
self._change_password(cb, None)
class InfoBubble(Factory.Bubble):
'''Bubble to be used to display short Help Information'''
message = StringProperty(_('Nothing set !'))
'''Message to be displayed; defaults to "nothing set"'''
icon = StringProperty('')
''' Icon to be displayed along with the message defaults to ''
:attr:`icon` is a `StringProperty` defaults to `''`
'''
fs = BooleanProperty(False)
''' Show Bubble in half screen mode
:attr:`fs` is a `BooleanProperty` defaults to `False`
'''
modal = BooleanProperty(False)
''' Allow bubble to be hidden on touch.
:attr:`modal` is a `BooleanProperty` defauult to `False`.
'''
exit = BooleanProperty(False)
'''Indicates whether to exit app after bubble is closed.
:attr:`exit` is a `BooleanProperty` defaults to False.
'''
dim_background = BooleanProperty(False)
''' Indicates Whether to draw a background on the windows behind the bubble.
:attr:`dim` is a `BooleanProperty` defaults to `False`.
'''
def on_touch_down(self, touch):
if self.modal:
return True
self.hide()
if self.collide_point(*touch.pos):
return True
def show(self, pos, duration, width=None, modal=False, exit=False):
'''Animate the bubble into position'''
self.modal, self.exit = modal, exit
if width:
self.width = width
if self.modal:
from kivy.uix.modalview import ModalView
self._modal_view = m = ModalView(background_color=[.5, .5, .5, .2])
Window.add_widget(m)
m.add_widget(self)
else:
Window.add_widget(self)
# wait for the bubble to adjust it's size according to text then animate
Clock.schedule_once(lambda dt: self._show(pos, duration))
def _show(self, pos, duration):
def on_stop(*l):
if duration:
Clock.schedule_once(self.hide, duration + .5)
self.opacity = 0
arrow_pos = self.arrow_pos
if arrow_pos[0] in ('l', 'r'):
pos = pos[0], pos[1] - (self.height / 2)
else:
pos = pos[0] - (self.width / 2), pos[1]
self.limit_to = Window
anim = Factory.Animation(opacity=1, pos=pos, d=.32)
anim.bind(on_complete=on_stop)
anim.cancel_all(self)
anim.start(self)
def hide(self, now=False):
''' Auto fade out the Bubble
'''
def on_stop(*l):
if self.modal:
m = self._modal_view
m.remove_widget(self)
Window.remove_widget(m)
Window.remove_widget(self)
if self.exit:
App.get_running_app().stop()
import sys
sys.exit()
else:
App.get_running_app().is_exit = False
if now:
return on_stop()
anim = Factory.Animation(opacity=0, d=.25)
anim.bind(on_complete=on_stop)
anim.cancel_all(self)
anim.start(self)
