from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
from electrum.i18n import _
from electrum import Wallet, mnemonic
from seed_dialog import SeedDialog
from network_dialog import NetworkDialog
from qt_util import *
from amountedit import AmountEdit
import sys
import threading
class InstallWizard(QDialog):
def __init__(self, config, network, storage):
QDialog.__init__(self)
self.config = config
self.network = network
self.storage = storage
self.setMinimumSize(575, 400)
self.setWindowTitle('Electrum')
self.connect(self, QtCore.SIGNAL('accept'), self.accept)
def restore_or_create(self):
grid = QGridLayout()
grid.setSpacing(5)
msg = _("Wallet file not found.")+"\n\n"+_("Do you want to create a new wallet, or to restore an existing one?"+"\n")
label = QLabel(msg)
label.setWordWrap(True)
grid.addWidget(label, 0, 0)
gb = QGroupBox()
b1 = QRadioButton(gb)
b1.setText(_("Create new wallet"))
b1.setChecked(True)
b2 = QRadioButton(gb)
b2.setText(_("Restore wallet from seed"))
b3 = QRadioButton(gb)
b3.setText(_("Restore wallet from master public key"))
grid.addWidget(b1,1,0)
grid.addWidget(b2,2,0)
grid.addWidget(b3,3,0)
vbox = QVBoxLayout(self)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(self, _('Next')))
if not self.exec_():
return
if b1.isChecked():
answer = 'create'
elif b2.isChecked():
answer = 'restore'
else:
answer = 'watching'
return answer
def verify_seed(self, wallet):
r = self.seed_dialog(False)
if not r:
return
if r != wallet.seed:
QMessageBox.warning(None, _('Error'), _('Incorrect seed'), _('OK'))
return False
else:
return True
def seed_dialog(self, is_restore=True):
if self.layout(): QWidget().setLayout(self.layout())
vbox = QVBoxLayout(self)
if is_restore:
msg = _("Please enter your wallet seed." + ' ')
msg += _("Your seed can be entered as a sequence of words, or as a hexadecimal string."+ ' \n')
else:
msg = _("Your seed is important!") \
+ "\n" + _("To make sure that you have properly saved your seed, please retype it here." + ' ')
logo = QLabel()
logo.setPixmap(QPixmap(":icons/seed.png").scaledToWidth(56))
logo.setMaximumWidth(60)
label = QLabel(msg)
label.setWordWrap(True)
seed_e = QTextEdit()
seed_e.setMaximumHeight(100)
vbox.addWidget(label)
grid = QGridLayout()
grid.addWidget(logo, 0, 0)
grid.addWidget(seed_e, 0, 1)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(self, _('Next')))
if not self.exec_():
return
try:
seed = str(seed_e.toPlainText())
seed.decode('hex')
except:
try:
seed = mnemonic.mn_decode( seed.split() )
except:
QMessageBox.warning(None, _('Error'), _('I cannot decode this'), _('OK'))
return
if not seed:
QMessageBox.warning(None, _('Error'), _('No seed'), _('OK'))
return
return seed
def waiting_dialog(self, task, msg= _("Please wait...")):
def target():
task()
self.emit(QtCore.SIGNAL('accept'))
if self.layout(): QWidget().setLayout(self.layout())
vbox = QVBoxLayout(self)
self.waiting_label = QLabel(msg)
vbox.addWidget(self.waiting_label)
self.show()
t = threading.Thread(target = target)
t.start()
self.exec_()
def mpk_dialog(self):
if self.layout(): QWidget().setLayout(self.layout())
vbox = QVBoxLayout(self)
msg = _("Please enter your master public key.")
label=QLabel(msg)
label.setWordWrap(True)
vbox.addWidget(label)
mpk_e = QTextEdit()
mpk_e.setMaximumHeight(100)
vbox.addWidget(mpk_e)
grid = QGridLayout()
grid.setSpacing(8)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(self, _('Next')))
if not self.exec_(): return
mpk = str(mpk_e.toPlainText())
return mpk
def network_dialog(self):
if self.layout(): QWidget().setLayout(self.layout())
grid = QGridLayout()
grid.setSpacing(5)
label = QLabel(_("Network") + ":")
grid.addWidget(label, 0, 0)
gb = QGroupBox()
b1 = QRadioButton(gb)
b1.setText(_("Auto connect"))
b1.setChecked(True)
b2 = QRadioButton(gb)
b2.setText(_("Select server manually"))
b3 = QRadioButton(gb)
b3.setText(_("Stay offline"))
grid.addWidget(b1,1,0)
grid.addWidget(b2,2,0)
grid.addWidget(b3,3,0)
vbox = QVBoxLayout(self)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(self, _('Next')))
if not self.exec_():
return
if b2.isChecked():
return NetworkDialog(self.network, self.config, None).do_exec()
elif b1.isChecked():
self.config.set_key('auto_cycle', True, True)
return
else:
self.config.set_key("server", None, True)
self.config.set_key('auto_cycle', False, True)
return
def show_seed(self, wallet):
from seed_dialog import make_seed_dialog
if self.layout(): QWidget().setLayout(self.layout())
make_seed_dialog(self, wallet.seed, wallet.imported_keys)
self.exec_()
def password_dialog(self, wallet):
msg = _("Please choose a password to encrypt your wallet keys.")+'\n'\
+_("Leave these fields empty if you want to disable encryption.")
from password_dialog import make_password_dialog, run_password_dialog
if self.layout(): QWidget().setLayout(self.layout())
make_password_dialog(self, wallet, msg)
run_password_dialog(self, wallet, self)
def run(self):
action = self.restore_or_create()
if not action: exit()
wallet = Wallet(self.storage)
gap = self.config.get('gap_limit', 5)
if gap != 5:
wallet.gap_limit = gap
wallet.storage.put('gap_limit', gap, True)
if action == 'create':
wallet.init_seed(None)
self.show_seed(wallet)
if self.verify_seed(wallet):
def create():
wallet.save_seed()
wallet.create_accounts()
wallet.synchronize() # generate first addresses offline
self.waiting_dialog(create)
else:
return
elif action == 'restore':
# ask for seed and gap.
seed = self.seed_dialog()
if not seed:
return
wallet.init_seed(str(seed))
wallet.save_seed()
elif action == 'watching':
# ask for seed and gap.
mpk = self.mpk_dialog()
if not mpk:
return
wallet.seed = ''
print eval(mpk)
try:
c0, K0 = eval(mpk)
except:
QMessageBox.warning(None, _('Error'), _('error'), _('OK'))
return
wallet.create_watching_only_wallet(c0,K0)
else: raise
#if not self.config.get('server'):
self.network_dialog()
# start wallet threads
wallet.start_threads(self.network)
if action == 'restore':
def wait_for_wallet():
wallet.set_up_to_date(False)
while not wallet.is_up_to_date():
msg = "%s\n%s %d\n%s %.1f"%(_("Please wait..."),_("Addresses generated:"),len(wallet.addresses(True)),_("Kilobytes received:"), self.network.interface.bytes_received/1024.)
self.waiting_label.setText(msg)
time.sleep(0.1)
def wait_for_network():
while not self.network.interface.is_connected:
msg = "%s \n" % (_("Connecting..."))
self.waiting_label.setText(msg)
time.sleep(0.1)
def restore():
# wait until we are connected, because the user might have selected another server
wait_for_network()
# try to restore old account
wallet.create_old_account()
wait_for_wallet()
if wallet.is_found():
wallet.seed_version = 4
wallet.storage.put('seed_version', wallet.seed_version, True)
else:
wallet.accounts.pop(0)
wallet.create_accounts()
wait_for_wallet()
self.waiting_dialog(restore)
if wallet.is_found():
QMessageBox.information(None, _('Information'), _("Recovery successful"), _('OK'))
else:
QMessageBox.information(None, _('Information'), _("No transactions found for this seed"), _('OK'))
wallet.fill_addressbook()
self.password_dialog(wallet)
return wallet