from PyQt4.QtGui import * from PyQt4.QtCore import * import PyQt4.QtCore as QtCore from electrum.i18n import _ from electrum import Wallet, Wallet_2of2, Wallet_2of3 from electrum import bitcoin from electrum import util import seed_dialog from network_dialog import NetworkDialog from util import * from amountedit import AmountEdit import sys import threading from electrum.plugins import run_hook MSG_ENTER_ANYTHING = _("Please enter a wallet seed, a master public key, a list of Bitcoin addresses, or a list of private keys") MSG_SHOW_MPK = _("This is your master public key") MSG_ENTER_MPK = _("Please enter your master public key") MSG_ENTER_COLD_MPK = _("Please enter the master public key of your cosigner wallet") MSG_ENTER_SEED_OR_MPK = _("Please enter a wallet seed, or master public key") MSG_VERIFY_SEED = _("Your seed is important!") + "\n" + _("To make sure that you have properly saved your seed, please retype it here.") 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) self.stack = QStackedLayout() self.setLayout(self.stack) def set_layout(self, layout): w = QWidget() w.setLayout(layout) self.stack.setCurrentIndex(self.stack.addWidget(w)) def restore_or_create(self): vbox = QVBoxLayout() main_label = QLabel(_("Electrum could not find an existing wallet.")) vbox.addWidget(main_label) grid = QGridLayout() grid.setSpacing(5) label = QLabel(_("What do you want to do?")) label.setWordWrap(True) grid.addWidget(label, 0, 0) gb1 = QGroupBox() grid.addWidget(gb1, 0, 0) group1 = QButtonGroup() b1 = QRadioButton(gb1) b1.setText(_("Create new wallet")) b1.setChecked(True) b2 = QRadioButton(gb1) b2.setText(_("Restore an existing wallet")) group1.addButton(b1) group1.addButton(b2) grid.addWidget(b1, 1, 0) grid.addWidget(b2, 2, 0) vbox.addLayout(grid) grid2 = QGridLayout() grid2.setSpacing(5) class ClickableLabel(QLabel): def mouseReleaseEvent(self, ev): self.emit(SIGNAL('clicked()')) label2 = ClickableLabel(_("Wallet type:") + " [+]") hbox = QHBoxLayout() hbox.addWidget(label2) grid2.addLayout(hbox, 0, 0) gb2 = QGroupBox() grid.addWidget(gb2, 3, 0) group2 = QButtonGroup() self.wallet_types = [ ('standard', _("Standard wallet"), Wallet), ('2of2', _("Multisig wallet (2 of 2)"), Wallet_2of2), ('2of3', _("Multisig wallet (2 of 3)"), Wallet_2of3) ] run_hook('add_wallet_types', self.wallet_types) for i, (t,l,c) in enumerate(self.wallet_types): button = QRadioButton(gb2) button.setText(l) grid2.addWidget(button, i+1, 0) group2.addButton(button) group2.setId(button, i) if i==0: button.setChecked(True) #else: # button.setHidden(True) def toggle(): buttons = group2.buttons() x = buttons[1].isHidden() label2.setText(_("Wallet type:") + (' [+]' if x else ' [-]')) for b in buttons[1:]: b.setHidden(not x) self.connect(label2, SIGNAL('clicked()'), toggle) grid2.addWidget(label2) vbox.addLayout(grid2) vbox.addStretch(1) hbox, button = ok_cancel_buttons2(self, _('Next')) vbox.addLayout(hbox) self.set_layout(vbox) self.show() self.raise_() button.setDefault(True) if not self.exec_(): return None, None action = 'create' if b1.isChecked() else 'restore' wallet_type = self.wallet_types[group2.checkedId()][0] return action, wallet_type def verify_seed(self, seed, sid): r = self.enter_seed_dialog(MSG_VERIFY_SEED, sid) if not r: return if r != seed: QMessageBox.warning(None, _('Error'), _('Incorrect seed'), _('OK')) return False else: return True def get_seed_text(self, seed_e): text = unicode(seed_e.toPlainText()).strip() text = ' '.join(text.split()) return text def is_any(self, seed_e): text = self.get_seed_text(seed_e) return Wallet.is_seed(text) or Wallet.is_old_mpk(text) or Wallet.is_xpub(text) or Wallet.is_xprv(text) or Wallet.is_address(text) or Wallet.is_private_key(text) def is_mpk(self, seed_e): text = self.get_seed_text(seed_e) return Wallet.is_xpub(text) or Wallet.is_old_mpk(text) def is_xpub(self, seed_e): text = self.get_seed_text(seed_e) return Wallet.is_xpub(text) def enter_seed_dialog(self, msg, sid): vbox, seed_e = seed_dialog.enter_seed_box(msg, sid) vbox.addStretch(1) hbox, button = ok_cancel_buttons2(self, _('Next')) vbox.addLayout(hbox) button.setEnabled(False) seed_e.textChanged.connect(lambda: button.setEnabled(self.is_any(seed_e))) self.set_layout(vbox) if not self.exec_(): return return self.get_seed_text(seed_e) def multi_mpk_dialog(self, xpub_hot, n): vbox = QVBoxLayout() vbox0, seed_e0 = seed_dialog.enter_seed_box(MSG_SHOW_MPK, 'hot') vbox.addLayout(vbox0) seed_e0.setText(xpub_hot) seed_e0.setReadOnly(True) entries = [] for i in range(n): vbox2, seed_e2 = seed_dialog.enter_seed_box(MSG_ENTER_COLD_MPK, 'cold') vbox.addLayout(vbox2) entries.append(seed_e2) vbox.addStretch(1) hbox, button = ok_cancel_buttons2(self, _('Next')) vbox.addLayout(hbox) button.setEnabled(False) f = lambda: button.setEnabled( map(lambda e: self.is_xpub(e), entries) == [True]*len(entries)) for e in entries: e.textChanged.connect(f) self.set_layout(vbox) if not self.exec_(): return return map(lambda e: self.get_seed_text(e), entries) def multi_seed_dialog(self, n): vbox = QVBoxLayout() vbox1, seed_e1 = seed_dialog.enter_seed_box(MSG_ENTER_SEED_OR_MPK, 'hot') vbox.addLayout(vbox1) entries = [seed_e1] for i in range(n): vbox2, seed_e2 = seed_dialog.enter_seed_box(MSG_ENTER_SEED_OR_MPK, 'cold') vbox.addLayout(vbox2) entries.append(seed_e2) vbox.addStretch(1) hbox, button = ok_cancel_buttons2(self, _('Next')) vbox.addLayout(hbox) button.setEnabled(False) f = lambda: button.setEnabled( map(lambda e: self.is_any(e), entries) == [True]*len(entries)) for e in entries: e.textChanged.connect(f) self.set_layout(vbox) if not self.exec_(): return return map(lambda e: self.get_seed_text(e), entries) def waiting_dialog(self, task, msg= _("Electrum is generating your addresses, please wait.")): def target(): task() self.emit(QtCore.SIGNAL('accept')) vbox = QVBoxLayout() self.waiting_label = QLabel(msg) vbox.addWidget(self.waiting_label) self.set_layout(vbox) t = threading.Thread(target = target) t.start() self.exec_() def network_dialog(self): grid = QGridLayout() grid.setSpacing(5) label = QLabel(_("Electrum communicates with remote servers to get information about your transactions and addresses. The servers all fulfil the same purpose only differing in hardware. In most cases you simply want to let Electrum pick one at random if you have a preference though feel free to select a server manually.") + "\n\n" \ + _("How do you want to connect to a server:")+" ") label.setWordWrap(True) 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() vbox.addLayout(grid) vbox.addStretch(1) vbox.addLayout(ok_cancel_buttons(self, _('Next'))) self.set_layout(vbox) 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_message(self, msg, icon=None): vbox = QVBoxLayout() self.set_layout(vbox) if icon: logo = QLabel() logo.setPixmap(icon) vbox.addWidget(logo) vbox.addWidget(QLabel(msg)) vbox.addStretch(1) vbox.addLayout(close_button(self, _('Next'))) if not self.exec_(): return None def question(self, msg, icon=None): vbox = QVBoxLayout() self.set_layout(vbox) if icon: logo = QLabel() logo.setPixmap(icon) vbox.addWidget(logo) vbox.addWidget(QLabel(msg)) vbox.addStretch(1) vbox.addLayout(ok_cancel_buttons(self, _('OK'))) if not self.exec_(): return None return True def show_seed(self, seed, sid): vbox = seed_dialog.show_seed_box(seed, sid) vbox.addLayout(ok_cancel_buttons(self, _("Next"))) self.set_layout(vbox) return self.exec_() def password_dialog(self): 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 self.set_layout( make_password_dialog(self, None, msg) ) return run_password_dialog(self, None, self)[2] def create_cold_seed(self, wallet): from electrum.bitcoin import mnemonic_to_seed, bip32_root msg = _('You are about to generate the cold storage seed of your wallet.') + '\n' \ + _('For safety, you should do this on an offline computer.') icon = QPixmap( ':icons/cold_seed.png').scaledToWidth(56) if not self.question(msg, icon): return cold_seed = wallet.make_seed() if not self.show_seed(cold_seed, 'cold'): return if not self.verify_seed(cold_seed, 'cold'): return hex_seed = mnemonic_to_seed(cold_seed,'').encode('hex') xpriv, xpub = bip32_root(hex_seed) wallet.add_master_public_key('cold/', xpub) msg = _('Your master public key was saved in your wallet file.') + '\n'\ + _('Your cold seed must be stored on paper; it is not in the wallet file.')+ '\n\n' \ + _('This program is about to close itself.') + '\n'\ + _('You will need to reopen your wallet on an online computer, in order to complete the creation of your wallet') self.show_message(msg) def run(self, action): if action == 'new': action, wallet_type = self.restore_or_create() self.storage.put('wallet_type', wallet_type, False) if action is None: return if action == 'restore': wallet = self.restore(wallet_type) if not wallet: return action = None else: wallet = Wallet(self.storage) action = wallet.get_action() # fixme: password is only needed for multiple accounts password = None while action is not None: util.print_error("installwizard:", wallet, action) if action == 'create_seed': seed = wallet.make_seed() if not self.show_seed(seed, None): return if not self.verify_seed(seed, None): return password = self.password_dialog() wallet.add_seed(seed, password) elif action == 'add_cosigner': xpub_hot = wallet.master_public_keys.get("m/") r = self.multi_mpk_dialog(xpub_hot, 1) if not r: return xpub_cold = r[0] wallet.add_master_public_key("cold/", xpub_cold) elif action == 'add_two_cosigners': xpub_hot = wallet.master_public_keys.get("m/") r = self.multi_mpk_dialog(xpub_hot, 2) if not r: return xpub1, xpub2 = r wallet.add_master_public_key("cold/", xpub1) wallet.add_master_public_key("remote/", xpub2) elif action == 'create_accounts': wallet.create_accounts(password) self.waiting_dialog(wallet.synchronize) elif action == 'create_cold_seed': self.create_cold_seed(wallet) return else: r = run_hook('install_wizard_action', self, wallet, action) if not r: raise BaseException('unknown wizard action', action) # next action action = wallet.get_action() if self.network: if self.network.interfaces: self.network_dialog() else: QMessageBox.information(None, _('Warning'), _('You are offline'), _('OK')) self.network.stop() self.network = None # start wallet threads wallet.start_threads(self.network) if action == 'restore': self.waiting_dialog(lambda: wallet.restore(self.waiting_label.setText)) if self.network: if wallet.is_found(): QMessageBox.information(None, _('Information'), _("Recovery successful"), _('OK')) else: QMessageBox.information(None, _('Information'), _("No transactions found for this seed"), _('OK')) else: QMessageBox.information(None, _('Information'), _("This wallet was restored offline. It may contain more addresses than displayed."), _('OK')) return wallet def restore(self, t): if t == 'standard': text = self.enter_seed_dialog(MSG_ENTER_ANYTHING, None) if not text: return if Wallet.is_seed(text): password = self.password_dialog() wallet = Wallet.from_seed(text, self.storage) wallet.add_seed(text, password) wallet.create_accounts(password) elif Wallet.is_xprv(text): password = self.password_dialog() wallet = Wallet.from_xprv(text, password, self.storage) elif Wallet.is_old_mpk(text): wallet = Wallet.from_old_mpk(text, self.storage) elif Wallet.is_xpub(text): wallet = Wallet.from_xpub(text, self.storage) elif Wallet.is_address(text): wallet = Wallet.from_address(text, self.storage) elif Wallet.is_private_key(text): wallet = Wallet.from_private_key(text, self.storage) else: raise elif t in ['2of2']: r = self.multi_seed_dialog(1) if not r: return text1, text2 = r wallet = Wallet_2of2(self.storage) if Wallet.is_seed(text1) or Wallet.is_seed(text2): password = self.password_dialog() else: password = None if Wallet.is_seed(text1): wallet.add_seed(text1, password) if Wallet.is_seed(text2): wallet.add_cold_seed(text2, password) else: wallet.add_master_public_key("cold/", text2) else: assert Wallet.is_xpub(text1) if Wallet.is_seed(text2): wallet.add_seed(text2, password) wallet.add_master_public_key("cold/", text1) else: wallet.add_master_public_key("m/", text1) wallet.add_master_public_key("cold/", text2) wallet.create_accounts(password) elif t in ['2of3']: r = self.multi_seed_dialog(2) if not r: return text1, text2, text3 = r wallet = Wallet_2of3(self.storage) if Wallet.is_seed(text1) or Wallet.is_seed(text2) or Wallet.is_seed(text3): password = self.password_dialog() else: password = None if Wallet.is_seed(text1): wallet.add_seed(text1, password) if Wallet.is_seed(text2): wallet.add_cold_seed(text2, password) else: wallet.add_master_public_key("cold/", text2) elif Wallet.is_xpub(text1): if Wallet.is_seed(text2): wallet.add_seed(text2, password) wallet.add_master_public_key("cold/", text1) else: wallet.add_master_public_key("m/", text1) wallet.add_master_public_key("cold/", text2) wallet.create_accounts(password) else: wallet = run_hook('installwizard_restore', self, self.storage) # create first keys offline self.waiting_dialog(wallet.synchronize) return wallet