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232 lines
8.1 KiB
232 lines
8.1 KiB
import os |
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from electrum.wallet import Wallet, Multisig_Wallet |
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from electrum_gui.kivy.i18n import _ |
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from kivy.app import App |
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from kivy.uix.widget import Widget |
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from kivy.core.window import Window |
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from kivy.clock import Clock |
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from kivy.factory import Factory |
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import sys |
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import threading |
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from functools import partial |
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import weakref |
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from create_restore import WizardChoiceDialog, ShowSeedDialog, RestoreSeedDialog, AddXpubDialog, WizardMultisigDialog |
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from password_dialog import PasswordDialog |
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# global Variables |
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app = App.get_running_app() |
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class InstallWizard(Widget): |
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'''Installation Wizard. Responsible for instantiating the |
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creation/restoration of wallets. |
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events:: |
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`on_wizard_complete` Fired when the wizard is done creating/ restoring |
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wallet/s. |
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''' |
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__events__ = ('on_wizard_complete', ) |
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def __init__(self, config, network, storage): |
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super(InstallWizard, self).__init__() |
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self.config = config |
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self.network = network |
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self.storage = storage |
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self.wallet = None |
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def waiting_dialog(self, task, msg, on_complete=None): |
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'''Perform a blocking task in the background by running the passed |
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method in a thread. |
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''' |
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def target(): |
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# run your threaded function |
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try: |
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task() |
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except Exception as err: |
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Clock.schedule_once(lambda dt: app.show_error(str(err))) |
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# on completion hide message |
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Clock.schedule_once(lambda dt: app.info_bubble.hide(now=True), -1) |
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if on_complete: |
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on_complete() |
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app.show_info_bubble( |
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text=msg, icon='atlas://gui/kivy/theming/light/important', |
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pos=Window.center, width='200sp', arrow_pos=None, modal=True) |
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t = threading.Thread(target = target) |
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t.start() |
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def run(self, action, *args): |
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'''Entry point of our Installation wizard''' |
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if not action: |
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return |
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if hasattr(self, action): |
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f = getattr(self, action) |
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apply(f, *args) |
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else: |
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raise BaseException("unknown action", action) |
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def on_release(self, dialog, button): |
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if not button or button.action == 'cancel': |
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# soft back or escape button pressed |
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return self.dispatch('on_wizard_complete', None) |
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action = button.action if self.wallet is None else self.wallet.get_action() |
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print "action", action |
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dialog.close() |
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self.run(action) |
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def add_seed_or_xpub(self): |
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msg = ' '.join([ |
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_("Do you want to create a new seed, or to restore a wallet using an existing seed?") |
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]) |
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choices = [ |
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(_('Create a new seed'), 'create_seed'), |
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(_('I already have a seed'), 'restore_seed'), |
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(_('Watching-only wallet'), 'restore_xpub') |
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] |
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WizardChoiceDialog(msg=msg, choices=choices, on_release=self.on_release).open() |
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def new(self): |
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name = os.path.basename(self.storage.path) |
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msg = "\n".join([ |
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_("Welcome to the Electrum installation wizard."), |
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_("The wallet '%s' does not exist.") % name, |
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_("What kind of wallet do you want to create?") |
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]) |
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choices = [ |
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(_('Standard wallet'), 'create_standard'), |
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(_('Multi-signature wallet'), 'create_multisig'), |
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] |
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WizardChoiceDialog(msg=msg, choices=choices, on_release=self.on_release).open() |
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def choose_cosigners(self): |
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def on_release(dialog, button): |
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if not button: |
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# soft back or escape button pressed |
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return self.dispatch('on_wizard_complete', None) |
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m = dialog.ids.m.value |
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n = dialog.ids.n.value |
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dialog.close() |
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self.wallet_type = "%dof%d"%(m, n) |
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self.run('add_seed_or_xpub') |
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name = os.path.basename(self.storage.path) |
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WizardMultisigDialog(on_release=on_release).open() |
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def restore_seed(self): |
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def on_seed(_dlg, btn): |
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_dlg.close() |
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if btn is _dlg.ids.back: |
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self.run('new') |
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return |
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text = _dlg.get_text() |
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self.run('enter_pin', (text,)) |
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msg = _('Please type your seed phrase using the virtual keyboard.') |
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RestoreSeedDialog(test=Wallet.is_seed, message=msg, on_release=on_seed).open() |
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def restore_xpub(self): |
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def on_xpub(_dlg, btn): |
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_dlg.close() |
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if btn is _dlg.ids.back: |
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self.run('new') |
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return |
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text = _dlg.get_text() |
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self.run('create_wallet', (text, None)) |
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msg = _('To create a watching-only wallet, paste your master public key, or scan it using the camera button.') |
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AddXpubDialog(test=Wallet.is_mpk, message=msg, on_release=on_xpub).open() |
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def create_standard(self): |
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self.wallet_type = 'standard' |
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self.run('add_seed_or_xpub') |
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def create_multisig(self): |
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self.wallet_type = 'multisig' |
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self.run('choose_cosigners') |
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def create_wallet(self, text, password): |
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if self.wallet_type == 'standard': |
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self.wallet = Wallet.from_text(text, password, self.storage) |
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self.run('create_addresses') |
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else: |
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self.storage.put('wallet_type', self.wallet_type) |
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self.wallet = Multisig_Wallet(self.storage) |
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self.wallet.add_seed(text, password) |
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self.wallet.create_master_keys(password) |
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action = self.wallet.get_action() |
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self.run(action) |
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def add_cosigners(self): |
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def on_xpub(_dlg, btn): |
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xpub = _dlg.get_text() |
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_dlg.close() |
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self.wallet.add_master_public_key("x%d/" % 2, xpub) |
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action = self.wallet.get_action() |
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self.run(action) |
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msg = _('Paste your cosigner xpub, or scan it using the camera button.') |
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AddXpubDialog(test=Wallet.is_xpub, message=msg, on_release=on_xpub).open() |
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def create_main_account(self): |
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self.wallet.create_main_account() |
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self.run('create_addresses') |
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def create_addresses(self): |
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def task(): |
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self.wallet.create_main_account() |
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self.wallet.synchronize() |
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msg= _("Electrum is generating your addresses, please wait.") |
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self.waiting_dialog(task, msg, on_complete=self.terminate) |
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def create_seed(self): |
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from electrum.wallet import BIP32_Wallet |
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seed = BIP32_Wallet.make_seed() |
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msg = _("If you forget your PIN or lose your device, your seed phrase will be the " |
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"only way to recover your funds.") |
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def on_ok(_dlg, _btn): |
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_dlg.close() |
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if _btn == _dlg.ids.next: |
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self.run('confirm_seed', (seed,)) |
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else: |
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self.run('new') |
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ShowSeedDialog(message=msg, seed_text=seed, on_release=on_ok).open() |
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def confirm_seed(self, seed): |
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assert Wallet.is_seed(seed) |
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def on_seed(_dlg, btn): |
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if btn is _dlg.ids.back: |
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_dlg.close() |
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self.run('create_seed') |
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return |
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_dlg.close() |
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self.run('enter_pin', (seed,)) |
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msg = _('Please retype your seed phrase, to confirm that you properly saved it') |
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RestoreSeedDialog(test=lambda x: x==seed, message=msg, on_release=on_seed).open() |
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def enter_pin(self, seed): |
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def callback(pin): |
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action = 'confirm_pin' if pin else 'create_wallet' |
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self.run(action, (seed, pin)) |
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popup = PasswordDialog() |
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popup.init('Choose a PIN code', callback) |
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popup.open() |
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def confirm_pin(self, seed, pin): |
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def callback(conf): |
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if conf == pin: |
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self.run('create_wallet', (seed, pin)) |
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else: |
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app.show_error(_('PIN mismatch'), duration=.5) |
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self.run('enter_pin', (seed,)) |
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popup = PasswordDialog() |
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popup.init('Confirm your PIN code', callback) |
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popup.open() |
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def terminate(self): |
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self.wallet.start_threads(self.network) |
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self.dispatch('on_wizard_complete', self.wallet) |
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def on_wizard_complete(self, wallet): |
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"""overriden by main_window""" |
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pass
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