electrum-bitcoinprivate/gui/kivy/uix/dialogs/installwizard.py

180 lines
6.0 KiB
Python

from electrum import Wallet
from electrum.i18n import _
from kivy.app import App
from kivy.uix.widget import Widget
from kivy.core.window import Window
from kivy.clock import Clock
from kivy.factory import Factory
Factory.register('CreateRestoreDialog',
module='electrum_gui.kivy.uix.dialogs.create_restore')
import sys
import threading
from functools import partial
import weakref
# global Variables
app = App.get_running_app()
class InstallWizard(Widget):
'''Installation Wizard. Responsible for instantiating the
creation/restoration of wallets.
events::
`on_wizard_complete` Fired when the wizard is done creating/ restoring
wallet/s.
'''
__events__ = ('on_wizard_complete', )
def __init__(self, config, network, storage):
super(InstallWizard, self).__init__()
self.config = config
self.network = network
self.storage = storage
self.wallet = Wallet(self.storage)
def waiting_dialog(self, task, msg):
'''Perform a blocking task in the background by running the passed
method in a thread.
'''
def target():
# run your threaded function
try:
task()
except Exception as err:
Clock.schedule_once(lambda dt: app.show_error(str(err)))
# on completion hide message
Clock.schedule_once(lambda dt: app.info_bubble.hide(now=True), -1)
app.show_info_bubble(
text=msg, icon='atlas://gui/kivy/theming/light/important',
pos=Window.center, width='200sp', arrow_pos=None, modal=True)
t = threading.Thread(target = target)
t.start()
def get_seed_text(self, ti_seed):
text = unicode(ti_seed.text.lower()).strip()
text = ' '.join(text.split())
return text
def is_any(self, seed_e):
text = self.get_seed_text(seed_e)
return Wallet.is_any(text)
def run(self, action, *args):
'''Entry point of our Installation wizard'''
if not action:
return
if action == 'new':
self.new()
elif action == 'create':
self.create()
elif action == 'restore':
self.restore()
elif action == 'enter_pin':
self.enter_pin(*args)
elif action == 'confirm_pin':
self.confirm_pin(*args)
elif action == 'add_seed':
self.add_seed(*args)
elif action == 'terminate':
self.terminate()
else:
raise BaseException("unknown action", action)
def new(self):
def on_release(dialog, button):
if not button:
# soft back or escape button pressed
return self.dispatch('on_wizard_complete', None)
dialog.close()
action = dialog.action
if button == dialog.ids.create:
self.run('create')
elif button == dialog.ids.restore:
self.run('restore')
else:
self.dispatch('on_wizard_complete', None)
Factory.CreateRestoreDialog(on_release=on_release).open()
def restore(self):
from create_restore import RestoreSeedDialog
def on_seed(_dlg, btn):
if btn is _dlg.ids.back:
_dlg.close()
self.run('new')
return
text = self.get_seed_text(_dlg.ids.text_input_seed)
need_password = Wallet.should_encrypt(text)
_dlg.close()
if need_password:
self.run('enter_pin', text)
else:
self.wallet = Wallet.from_text(text)
# fixme: sync
RestoreSeedDialog(
on_release=partial(on_seed),
wizard=weakref.proxy(self)).open()
def add_seed(self, seed, password):
def task():
self.wallet.add_seed(seed, password)
self.wallet.create_master_keys(password)
self.wallet.create_main_account()
self.wallet.synchronize()
self.run('terminate')
msg= _("Electrum is generating your addresses, please wait.")
self.waiting_dialog(task, msg)
def create(self):
from create_restore import ShowSeedDialog
seed = self.wallet.make_seed()
msg = _("[color=#414141]"+\
"[b]PLEASE WRITE DOWN YOUR SEED PASS[/b][/color]"+\
"[size=9]\n\n[/size]" +\
"[color=#929292]If you ever forget your pincode, your seed" +\
" phrase will be the [color=#EB984E]"+\
"[b]only way to recover[/b][/color] your wallet. Your " +\
" [color=#EB984E][b]Bitcoins[/b][/color] will otherwise be" +\
" [color=#EB984E][b]lost forever![/b][/color]")
def on_ok(_dlg, _btn):
_dlg.close()
if _btn == _dlg.ids.confirm:
self.run('enter_pin', seed)
else:
self.run('new')
ShowSeedDialog(message=msg, seed_msg=seed, on_release=on_ok).open()
def enter_pin(self, seed):
from password_dialog import PasswordDialog
def callback(pin):
self.run('confirm_pin', seed, pin)
popup = PasswordDialog('Enter PIN', callback)
popup.open()
def confirm_pin(self, seed, pin):
from password_dialog import PasswordDialog
def callback(conf):
if conf == pin:
self.run('add_seed', seed, pin)
else:
app = App.get_running_app()
app.show_error(_('Passwords do not match'), duration=.5)
popup = PasswordDialog('Confirm PIN', callback)
popup.open()
def terminate(self):
self.wallet.start_threads(self.network)
app.load_wallet(self.wallet)
self.dispatch('on_wizard_complete', wallet)
def on_wizard_complete(self, wallet):
if wallet.is_found():
app.show_info(_("Recovery successful"), duration=.5)
else:
app.show_info(_("No transactions found for this seed"),
duration=.5)