325 lines
9.1 KiB
Python
325 lines
9.1 KiB
Python
from PyQt4.QtGui import *
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from PyQt4.QtCore import *
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import PyQt4.QtCore as QtCore
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from electrum.i18n import _
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from electrum import Wallet, mnemonic
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from seed_dialog import SeedDialog
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from network_dialog import NetworkDialog
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from util import *
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from amountedit import AmountEdit
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import sys
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import threading
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class InstallWizard(QDialog):
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def __init__(self, config, network, storage):
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QDialog.__init__(self)
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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.setMinimumSize(575, 400)
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self.setWindowTitle('Electrum')
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self.connect(self, QtCore.SIGNAL('accept'), self.accept)
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def restore_or_create(self):
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grid = QGridLayout()
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grid.setSpacing(5)
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msg = _("Electrum could not find an existing wallet.")+"\n\n"+_("Did you use Electrum before and want to restore a previous wallet or is this your first time and do you want to create a new wallet?")+"\n"
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label = QLabel(msg)
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label.setWordWrap(True)
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grid.addWidget(label, 0, 0)
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gb = QGroupBox()
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b1 = QRadioButton(gb)
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b1.setText(_("Create new wallet"))
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b1.setChecked(True)
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b2 = QRadioButton(gb)
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b2.setText(_("Restore wallet from seed"))
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b3 = QRadioButton(gb)
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b3.setText(_("Restore wallet from master public key"))
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grid.addWidget(b1,1,0)
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grid.addWidget(b2,2,0)
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grid.addWidget(b3,3,0)
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vbox = QVBoxLayout(self)
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vbox.addLayout(grid)
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vbox.addStretch(1)
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vbox.addLayout(ok_cancel_buttons(self, _('Next')))
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if not self.exec_():
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return
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if b1.isChecked():
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answer = 'create'
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elif b2.isChecked():
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answer = 'restore'
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else:
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answer = 'watching'
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return answer
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def verify_seed(self, wallet):
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r = self.seed_dialog(False)
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if not r:
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return
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if r != wallet.seed:
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QMessageBox.warning(None, _('Error'), _('Incorrect seed'), _('OK'))
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return False
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else:
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return True
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def seed_dialog(self, is_restore=True):
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if self.layout(): QWidget().setLayout(self.layout())
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vbox = QVBoxLayout(self)
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if is_restore:
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msg = _("Please enter your wallet seed.") + "\n"
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msg += _("Your seed can be entered as a sequence of words, or as a hexadecimal string.")+ ' \n'
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else:
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msg = _("Your seed is important!") \
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+ "\n" + _("To make sure that you have properly saved your seed, please retype it here.") + ' '
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logo = QLabel()
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logo.setPixmap(QPixmap(":icons/seed.png").scaledToWidth(56))
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logo.setMaximumWidth(60)
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label = QLabel(msg)
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label.setWordWrap(True)
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seed_e = QTextEdit()
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seed_e.setMaximumHeight(100)
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vbox.addWidget(label)
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grid = QGridLayout()
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grid.addWidget(logo, 0, 0)
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grid.addWidget(seed_e, 0, 1)
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vbox.addLayout(grid)
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vbox.addStretch(1)
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vbox.addLayout(ok_cancel_buttons(self, _('Next')))
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if not self.exec_():
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return
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try:
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seed = str(seed_e.toPlainText())
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seed.decode('hex')
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except:
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try:
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seed = mnemonic.mn_decode( seed.split() )
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except:
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QMessageBox.warning(None, _('Error'), _('I cannot decode this'), _('OK'))
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return
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if not seed:
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QMessageBox.warning(None, _('Error'), _('No seed'), _('OK'))
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return
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return seed
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def waiting_dialog(self, task, msg= _("Electrum is generating your addresses, please wait.")):
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def target():
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task()
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self.emit(QtCore.SIGNAL('accept'))
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if self.layout(): QWidget().setLayout(self.layout())
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vbox = QVBoxLayout(self)
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self.waiting_label = QLabel(msg)
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vbox.addWidget(self.waiting_label)
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t = threading.Thread(target = target)
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t.start()
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self.exec_()
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def mpk_dialog(self):
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if self.layout(): QWidget().setLayout(self.layout())
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vbox = QVBoxLayout(self)
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vbox.addWidget(QLabel(_("Please enter your master public key.")))
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grid = QGridLayout()
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grid.setSpacing(8)
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label = QLabel(_("Key"))
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grid.addWidget(label, 0, 0)
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mpk_e = QTextEdit()
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mpk_e.setMaximumHeight(100)
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grid.addWidget(mpk_e, 0, 1)
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label = QLabel(_("Chain"))
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grid.addWidget(label, 1, 0)
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chain_e = QTextEdit()
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chain_e.setMaximumHeight(100)
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grid.addWidget(chain_e, 1, 1)
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vbox.addLayout(grid)
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vbox.addStretch(1)
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vbox.addLayout(ok_cancel_buttons(self, _('Next')))
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if not self.exec_(): return None, None
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mpk = str(mpk_e.toPlainText()).strip()
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chain = str(chain_e.toPlainText()).strip()
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return mpk, chain
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def network_dialog(self):
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if self.layout(): QWidget().setLayout(self.layout())
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grid = QGridLayout()
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grid.setSpacing(5)
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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" \
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+ _("How do you want to connect to a server:")+" ")
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label.setWordWrap(True)
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grid.addWidget(label, 0, 0)
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gb = QGroupBox()
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b1 = QRadioButton(gb)
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b1.setText(_("Auto connect"))
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b1.setChecked(True)
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b2 = QRadioButton(gb)
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b2.setText(_("Select server manually"))
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#b3 = QRadioButton(gb)
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#b3.setText(_("Stay offline"))
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grid.addWidget(b1,1,0)
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grid.addWidget(b2,2,0)
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#grid.addWidget(b3,3,0)
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vbox = QVBoxLayout(self)
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vbox.addLayout(grid)
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vbox.addStretch(1)
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vbox.addLayout(ok_cancel_buttons(self, _('Next')))
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if not self.exec_():
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return
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if b2.isChecked():
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return NetworkDialog(self.network, self.config, None).do_exec()
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elif b1.isChecked():
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self.config.set_key('auto_cycle', True, True)
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return
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else:
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self.config.set_key("server", None, True)
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self.config.set_key('auto_cycle', False, True)
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return
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def show_seed(self, wallet):
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from seed_dialog import make_seed_dialog
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vbox = make_seed_dialog(wallet.seed, wallet.imported_keys)
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vbox.addLayout(ok_cancel_buttons(self, _("Next")))
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if self.layout(): QWidget().setLayout(self.layout())
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self.setLayout(vbox)
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if not self.exec_():
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exit()
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def password_dialog(self, wallet):
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msg = _("Please choose a password to encrypt your wallet keys.")+'\n'\
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+_("Leave these fields empty if you want to disable encryption.")
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from password_dialog import make_password_dialog, run_password_dialog
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if self.layout(): QWidget().setLayout(self.layout())
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make_password_dialog(self, wallet, msg)
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run_password_dialog(self, wallet, self)
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def run(self):
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action = self.restore_or_create()
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if not action: exit()
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wallet = Wallet(self.storage)
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gap = self.config.get('gap_limit', 5)
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if gap != 5:
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wallet.gap_limit = gap
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wallet.storage.put('gap_limit', gap, True)
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if action == 'create':
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wallet.init_seed(None)
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self.show_seed(wallet)
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if self.verify_seed(wallet):
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def create():
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wallet.save_seed()
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wallet.create_accounts()
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wallet.synchronize() # generate first addresses offline
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self.waiting_dialog(create)
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else:
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return
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elif action == 'restore':
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# ask for seed and gap.
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seed = self.seed_dialog()
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if not seed:
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return
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wallet.init_seed(str(seed))
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wallet.save_seed()
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elif action == 'watching':
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# ask for seed and gap.
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K, chain = self.mpk_dialog()
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if not K or not chain:
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return
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wallet.seed = ''
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wallet.create_watching_only_wallet(chain,K)
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else: raise
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#if not self.config.get('server'):
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self.network_dialog()
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# start wallet threads
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wallet.start_threads(self.network)
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if action == 'restore':
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self.waiting_dialog(lambda: wallet.restore(self.waiting_label.setText))
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if wallet.is_found():
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QMessageBox.information(None, _('Information'), _("Recovery successful"), _('OK'))
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else:
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QMessageBox.information(None, _('Information'), _("No transactions found for this seed"), _('OK'))
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wallet.fill_addressbook()
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self.password_dialog(wallet)
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return wallet
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