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#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2013 ecdsa@github
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from PyQt4.QtGui import *
from PyQt4.QtCore import *
from electrum.i18n import _
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from util import *
def make_password_dialog(self, wallet, msg):
self.pw = QLineEdit()
self.pw.setEchoMode(2)
self.new_pw = QLineEdit()
self.new_pw.setEchoMode(2)
self.conf_pw = QLineEdit()
self.conf_pw.setEchoMode(2)
vbox = QVBoxLayout()
label = QLabel(msg)
label.setWordWrap(True)
grid = QGridLayout()
grid.setSpacing(8)
grid.setColumnMinimumWidth(0, 70)
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grid.setColumnStretch(1,1)
logo = QLabel()
lockfile = ":icons/lock.png" if wallet and wallet.use_encryption else ":icons/unlock.png"
logo.setPixmap(QPixmap(lockfile).scaledToWidth(36))
logo.setAlignment(Qt.AlignCenter)
grid.addWidget(logo, 0, 0)
grid.addWidget(label, 0, 1, 1, 2)
vbox.addLayout(grid)
grid = QGridLayout()
grid.setSpacing(8)
grid.setColumnMinimumWidth(0, 250)
grid.setColumnStretch(1,1)
if wallet and wallet.use_encryption:
grid.addWidget(QLabel(_('Password')), 0, 0)
grid.addWidget(self.pw, 0, 1)
grid.addWidget(QLabel(_('New Password')), 1, 0)
grid.addWidget(self.new_pw, 1, 1)
grid.addWidget(QLabel(_('Confirm Password')), 2, 0)
grid.addWidget(self.conf_pw, 2, 1)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(ok_cancel_buttons(self))
return vbox
def run_password_dialog(self, wallet, parent):
if wallet and wallet.is_watching_only():
QMessageBox.information(parent, _('Error'), _('This is a watching-only wallet'), _('OK'))
return False, None, None
if not self.exec_():
return False, None, None
password = unicode(self.pw.text()) if wallet and wallet.use_encryption else None
new_password = unicode(self.new_pw.text())
new_password2 = unicode(self.conf_pw.text())
if new_password != new_password2:
QMessageBox.warning(parent, _('Error'), _('Passwords do not match'), _('OK'))
# Retry
return run_password_dialog(self, wallet, parent)
if not new_password:
new_password = None
return True, password, new_password
class PasswordDialog(QDialog):
def __init__(self, wallet, parent):
QDialog.__init__(self, parent)
self.setModal(1)
self.wallet = wallet
self.parent = parent
self.setWindowTitle(_("Set Password"))
msg = (_('Your wallet is encrypted. Use this dialog to change your password.') + ' '\
+_('To disable wallet encryption, enter an empty new password.')) \
if wallet.use_encryption else _('Your wallet keys are not encrypted')
self.setLayout(make_password_dialog(self, wallet, msg))
def run(self):
ok, password, new_password = run_password_dialog(self, self.wallet, self.parent)
if not ok:
return
try:
self.wallet.check_password(password)
except Exception:
QMessageBox.warning(self.parent, _('Error'), _('Incorrect Password'), _('OK'))
return False, None, None
try:
self.wallet.update_password(password, new_password)
except:
import traceback, sys
traceback.print_exc(file=sys.stdout)
QMessageBox.warning(self.parent, _('Error'), _('Failed to update password'), _('OK'))
return
if new_password:
QMessageBox.information(self.parent, _('Success'), _('Password was updated successfully'), _('OK'))
else:
QMessageBox.information(self.parent, _('Success'), _('This wallet is not encrypted'), _('OK'))