#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2012 thomasv@gitorious
#
# 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 .
import sys, time, re, threading
from electrum.i18n import _, set_language
from electrum.util import print_error, print_msg
import os.path, json, ast, traceback
import shutil
import StringIO
import PyQt4
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import PyQt4.QtCore as QtCore
from electrum.bitcoin import MIN_RELAY_TX_FEE, is_valid
from electrum.plugins import run_hook
import icons_rc
from electrum.util import format_satoshis, format_time, NotEnoughFunds
from electrum import Transaction
from electrum import mnemonic
from electrum import util, bitcoin, commands, Interface, Wallet
from electrum import SimpleConfig, Wallet, WalletStorage
from electrum import Imported_Wallet
from amountedit import AmountEdit, BTCAmountEdit, MyLineEdit
from network_dialog import NetworkDialog
from qrcodewidget import QRCodeWidget, QRDialog
from qrtextedit import ScanQRTextEdit, ShowQRTextEdit
from decimal import Decimal
import httplib
import socket
import webbrowser
import csv
from electrum import ELECTRUM_VERSION
import re
from util import *
class StatusBarButton(QPushButton):
def __init__(self, icon, tooltip, func):
QPushButton.__init__(self, icon, '')
self.setToolTip(tooltip)
self.setFlat(True)
self.setMaximumWidth(25)
self.clicked.connect(func)
self.func = func
self.setIconSize(QSize(25,25))
def keyPressEvent(self, e):
if e.key() == QtCore.Qt.Key_Return:
apply(self.func,())
from electrum.paymentrequest import PR_UNPAID, PR_PAID, PR_EXPIRED
from electrum.paymentrequest import PaymentRequest, InvoiceStore, get_payment_request, make_payment_request
pr_icons = {
PR_UNPAID:":icons/unpaid.png",
PR_PAID:":icons/confirmed.png",
PR_EXPIRED:":icons/expired.png"
}
pr_tooltips = {
PR_UNPAID:_('Pending'),
PR_PAID:_('Paid'),
PR_EXPIRED:_('Expired')
}
expiration_values = [
(_('1 hour'), 60*60),
(_('1 day'), 24*64*64),
(_('1 week'), 7*24*60*60),
(_('Never'), None)
]
class ElectrumWindow(QMainWindow):
labelsChanged = pyqtSignal()
def __init__(self, config, network, gui_object):
QMainWindow.__init__(self)
self.config = config
self.network = network
self.gui_object = gui_object
self.tray = gui_object.tray
self.go_lite = gui_object.go_lite
self.lite = None
self.app = gui_object.app
self.invoices = InvoiceStore(self.config)
self.create_status_bar()
self.need_update = threading.Event()
self.decimal_point = config.get('decimal_point', 5)
self.num_zeros = int(config.get('num_zeros',0))
self.completions = QStringListModel()
self.tabs = tabs = QTabWidget(self)
tabs.addTab(self.create_history_tab(), _('History') )
tabs.addTab(self.create_send_tab(), _('Send') )
tabs.addTab(self.create_receive_tab(), _('Receive') )
tabs.addTab(self.create_addresses_tab(), _('Addresses') )
tabs.addTab(self.create_contacts_tab(), _('Contacts') )
tabs.addTab(self.create_console_tab(), _('Console') )
tabs.setMinimumSize(600, 400)
tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.setCentralWidget(tabs)
try:
self.setGeometry(*self.config.get("winpos-qt"))
except:
self.setGeometry(100, 100, 840, 400)
if self.config.get("is_maximized"):
self.showMaximized()
self.setWindowIcon(QIcon(":icons/electrum.png"))
self.init_menubar()
QShortcut(QKeySequence("Ctrl+W"), self, self.close)
QShortcut(QKeySequence("Ctrl+Q"), self, self.close)
QShortcut(QKeySequence("Ctrl+R"), self, self.update_wallet)
QShortcut(QKeySequence("Ctrl+PgUp"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() - 1 )%tabs.count() ))
QShortcut(QKeySequence("Ctrl+PgDown"), self, lambda: tabs.setCurrentIndex( (tabs.currentIndex() + 1 )%tabs.count() ))
for i in range(tabs.count()):
QShortcut(QKeySequence("Alt+" + str(i + 1)), self, lambda i=i: tabs.setCurrentIndex(i))
self.connect(self, QtCore.SIGNAL('update_status'), self.update_status)
self.connect(self, QtCore.SIGNAL('banner_signal'), lambda: self.console.showMessage(self.network.banner) )
self.connect(self, QtCore.SIGNAL('transaction_signal'), lambda: self.notify_transactions() )
self.connect(self, QtCore.SIGNAL('payment_request_ok'), self.payment_request_ok)
self.connect(self, QtCore.SIGNAL('payment_request_error'), self.payment_request_error)
self.labelsChanged.connect(self.update_tabs)
self.history_list.setFocus(True)
# network callbacks
if self.network:
self.network.register_callback('updated', lambda: self.need_update.set())
self.network.register_callback('banner', lambda: self.emit(QtCore.SIGNAL('banner_signal')))
self.network.register_callback('status', lambda: self.emit(QtCore.SIGNAL('update_status')))
self.network.register_callback('new_transaction', lambda: self.emit(QtCore.SIGNAL('transaction_signal')))
self.network.register_callback('stop', self.close)
# set initial message
self.console.showMessage(self.network.banner)
self.wallet = None
self.payment_request = None
self.qr_window = None
self.not_enough_funds = False
self.pluginsdialog = None
def update_account_selector(self):
# account selector
accounts = self.wallet.get_account_names()
self.account_selector.clear()
if len(accounts) > 1:
self.account_selector.addItems([_("All accounts")] + accounts.values())
self.account_selector.setCurrentIndex(0)
self.account_selector.show()
else:
self.account_selector.hide()
def close_wallet(self):
self.wallet.stop_threads()
run_hook('close_wallet')
def load_wallet(self, wallet):
import electrum
self.wallet = wallet
self.update_wallet_format()
# address used to create a dummy transaction and estimate transaction fee
a = self.wallet.addresses(False)
self.dummy_address = a[0] if a else None
self.accounts_expanded = self.wallet.storage.get('accounts_expanded',{})
self.current_account = self.wallet.storage.get("current_account", None)
title = 'Electrum ' + self.wallet.electrum_version + ' - ' + os.path.basename(self.wallet.storage.path)
if self.wallet.is_watching_only(): title += ' [%s]' % (_('watching only'))
self.setWindowTitle( title )
self.update_history_tab()
self.update_wallet()
# Once GUI has been initialized check if we want to announce something since the callback has been called before the GUI was initialized
self.notify_transactions()
self.update_account_selector()
# update menus
self.new_account_menu.setVisible(self.wallet.can_create_accounts())
self.private_keys_menu.setEnabled(not self.wallet.is_watching_only())
self.password_menu.setEnabled(self.wallet.can_change_password())
self.seed_menu.setEnabled(self.wallet.has_seed())
self.mpk_menu.setEnabled(self.wallet.is_deterministic())
self.import_menu.setVisible(self.wallet.can_import())
self.export_menu.setEnabled(self.wallet.can_export())
self.update_lock_icon()
self.update_buttons_on_seed()
self.update_console()
self.clear_receive_tab()
self.update_receive_tab()
self.show()
run_hook('load_wallet', wallet)
def update_wallet_format(self):
# convert old-format imported keys
if self.wallet.imported_keys:
password = self.password_dialog(_("Please enter your password in order to update imported keys")) if self.wallet.use_encryption else None
try:
self.wallet.convert_imported_keys(password)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
# call synchronize to regenerate addresses in case we are offline
if self.wallet.get_master_public_keys() and self.wallet.addresses() == []:
self.wallet.synchronize()
def open_wallet(self):
wallet_folder = self.wallet.storage.path
filename = unicode( QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder) )
if not filename:
return
try:
storage = WalletStorage({'wallet_path': filename})
except Exception as e:
self.show_message(str(e))
return
if not storage.file_exists:
self.show_message(_("File not found") + ' ' + filename)
return
# read wizard action
try:
wallet = Wallet(storage)
except BaseException as e:
QMessageBox.warning(None, _('Warning'), str(e), _('OK'))
return
action = wallet.get_action()
self.hide()
# run wizard
if action is not None:
wallet = self.gui_object.run_wizard(storage, action)
else:
wallet.start_threads(self.network)
# keep current wallet
if not wallet:
self.show()
return
# close current wallet
self.close_wallet()
# load new wallet in gui
self.load_wallet(wallet)
# save path
if self.config.get('wallet_path') is None:
self.config.set_key('gui_last_wallet', filename)
def backup_wallet(self):
import shutil
path = self.wallet.storage.path
wallet_folder = os.path.dirname(path)
filename = unicode( QFileDialog.getSaveFileName(self, _('Enter a filename for the copy of your wallet'), wallet_folder) )
if not filename:
return
new_path = os.path.join(wallet_folder, filename)
if new_path != path:
try:
shutil.copy2(path, new_path)
QMessageBox.information(None,"Wallet backup created", _("A copy of your wallet file was created in")+" '%s'" % str(new_path))
except (IOError, os.error), reason:
QMessageBox.critical(None,"Unable to create backup", _("Electrum was unable to copy your wallet file to the specified location.")+"\n" + str(reason))
def new_wallet(self):
import installwizard
wallet_folder = os.path.dirname(os.path.abspath(self.wallet.storage.path))
i = 1
while True:
filename = "wallet_%d"%i
if filename in os.listdir(wallet_folder):
i += 1
else:
break
filename = line_dialog(self, _('New Wallet'), _('Enter file name') + ':', _('OK'), filename)
if not filename:
return
full_path = os.path.join(wallet_folder, filename)
storage = WalletStorage({'wallet_path': full_path})
if storage.file_exists:
QMessageBox.critical(None, "Error", _("File exists"))
return
self.hide()
wizard = installwizard.InstallWizard(self.config, self.network, storage)
action, wallet_type = wizard.restore_or_create()
if not action:
self.show()
return
# close current wallet, but keep a reference to it
self.close_wallet()
wallet = wizard.run(action, wallet_type)
if wallet:
self.load_wallet(wallet)
else:
self.wallet.start_threads(self.network)
self.load_wallet(self.wallet)
self.show()
def init_menubar(self):
menubar = QMenuBar()
file_menu = menubar.addMenu(_("&File"))
file_menu.addAction(_("&Open"), self.open_wallet).setShortcut(QKeySequence.Open)
file_menu.addAction(_("&New/Restore"), self.new_wallet).setShortcut(QKeySequence.New)
file_menu.addAction(_("&Save Copy"), self.backup_wallet).setShortcut(QKeySequence.SaveAs)
file_menu.addAction(_("&Quit"), self.close)
wallet_menu = menubar.addMenu(_("&Wallet"))
wallet_menu.addAction(_("&New contact"), self.new_contact_dialog)
self.new_account_menu = wallet_menu.addAction(_("&New account"), self.new_account_dialog)
wallet_menu.addSeparator()
self.password_menu = wallet_menu.addAction(_("&Password"), self.change_password_dialog)
self.seed_menu = wallet_menu.addAction(_("&Seed"), self.show_seed_dialog)
self.mpk_menu = wallet_menu.addAction(_("&Master Public Keys"), self.show_master_public_keys)
wallet_menu.addSeparator()
labels_menu = wallet_menu.addMenu(_("&Labels"))
labels_menu.addAction(_("&Import"), self.do_import_labels)
labels_menu.addAction(_("&Export"), self.do_export_labels)
self.private_keys_menu = wallet_menu.addMenu(_("&Private keys"))
self.private_keys_menu.addAction(_("&Sweep"), self.sweep_key_dialog)
self.import_menu = self.private_keys_menu.addAction(_("&Import"), self.do_import_privkey)
self.export_menu = self.private_keys_menu.addAction(_("&Export"), self.export_privkeys_dialog)
wallet_menu.addAction(_("&Export History"), self.export_history_dialog)
tools_menu = menubar.addMenu(_("&Tools"))
# Settings / Preferences are all reserved keywords in OSX using this as work around
tools_menu.addAction(_("Electrum preferences") if sys.platform == 'darwin' else _("Preferences"), self.settings_dialog)
tools_menu.addAction(_("&Network"), self.run_network_dialog)
tools_menu.addAction(_("&Plugins"), self.plugins_dialog)
tools_menu.addSeparator()
tools_menu.addAction(_("&Sign/verify message"), self.sign_verify_message)
tools_menu.addAction(_("&Encrypt/decrypt message"), self.encrypt_message)
tools_menu.addSeparator()
csv_transaction_menu = tools_menu.addMenu(_("&Create transaction"))
csv_transaction_menu.addAction(_("&From CSV file"), self.do_process_from_csv_file)
csv_transaction_menu.addAction(_("&From CSV text"), self.do_process_from_csv_text)
raw_transaction_menu = tools_menu.addMenu(_("&Load transaction"))
raw_transaction_menu.addAction(_("&From file"), self.do_process_from_file)
raw_transaction_menu.addAction(_("&From text"), self.do_process_from_text)
raw_transaction_menu.addAction(_("&From the blockchain"), self.do_process_from_txid)
raw_transaction_menu.addAction(_("&From QR code"), self.read_tx_from_qrcode)
self.raw_transaction_menu = raw_transaction_menu
help_menu = menubar.addMenu(_("&Help"))
help_menu.addAction(_("&About"), self.show_about)
help_menu.addAction(_("&Official website"), lambda: webbrowser.open("http://electrum.org"))
help_menu.addSeparator()
help_menu.addAction(_("&Documentation"), lambda: webbrowser.open("http://electrum.orain.org/")).setShortcut(QKeySequence.HelpContents)
help_menu.addAction(_("&Report Bug"), self.show_report_bug)
self.setMenuBar(menubar)
def show_about(self):
QMessageBox.about(self, "Electrum",
_("Version")+" %s" % (self.wallet.electrum_version) + "\n\n" + _("Electrum's focus is speed, with low resource usage and simplifying Bitcoin. You do not need to perform regular backups, because your wallet can be recovered from a secret phrase that you can memorize or write on paper. Startup times are instant because it operates in conjunction with high-performance servers that handle the most complicated parts of the Bitcoin system."))
def show_report_bug(self):
QMessageBox.information(self, "Electrum - " + _("Reporting Bugs"),
_("Please report any bugs as issues on github:")+" https://github.com/spesmilo/electrum/issues")
def notify_transactions(self):
if not self.network or not self.network.is_connected():
return
print_error("Notifying GUI")
if len(self.network.pending_transactions_for_notifications) > 0:
# Combine the transactions if there are more then three
tx_amount = len(self.network.pending_transactions_for_notifications)
if(tx_amount >= 3):
total_amount = 0
for tx in self.network.pending_transactions_for_notifications:
is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
if(v > 0):
total_amount += v
self.notify(_("%(txs)s new transactions received. Total amount received in the new transactions %(amount)s %(unit)s") \
% { 'txs' : tx_amount, 'amount' : self.format_amount(total_amount), 'unit' : self.base_unit()})
self.network.pending_transactions_for_notifications = []
else:
for tx in self.network.pending_transactions_for_notifications:
if tx:
self.network.pending_transactions_for_notifications.remove(tx)
is_relevant, is_mine, v, fee = self.wallet.get_tx_value(tx)
if(v > 0):
self.notify(_("New transaction received. %(amount)s %(unit)s") % { 'amount' : self.format_amount(v), 'unit' : self.base_unit()})
def notify(self, message):
if self.tray:
self.tray.showMessage("Electrum", message, QSystemTrayIcon.Information, 20000)
# custom wrappers for getOpenFileName and getSaveFileName, that remember the path selected by the user
def getOpenFileName(self, title, filter = ""):
directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
fileName = unicode( QFileDialog.getOpenFileName(self, title, directory, filter) )
if fileName and directory != os.path.dirname(fileName):
self.config.set_key('io_dir', os.path.dirname(fileName), True)
return fileName
def getSaveFileName(self, title, filename, filter = ""):
directory = self.config.get('io_dir', unicode(os.path.expanduser('~')))
path = os.path.join( directory, filename )
fileName = unicode( QFileDialog.getSaveFileName(self, title, path, filter) )
if fileName and directory != os.path.dirname(fileName):
self.config.set_key('io_dir', os.path.dirname(fileName), True)
return fileName
def close(self):
if self.qr_window:
self.qr_window.close()
QMainWindow.close(self)
run_hook('close_main_window')
def connect_slots(self, sender):
self.connect(sender, QtCore.SIGNAL('timersignal'), self.timer_actions)
self.previous_payto_e=''
def timer_actions(self):
if self.need_update.is_set():
self.update_wallet()
self.need_update.clear()
run_hook('timer_actions')
def format_amount(self, x, is_diff=False, whitespaces=False):
return format_satoshis(x, is_diff, self.num_zeros, self.decimal_point, whitespaces)
def get_decimal_point(self):
return self.decimal_point
def base_unit(self):
assert self.decimal_point in [2, 5, 8]
if self.decimal_point == 2:
return 'bits'
if self.decimal_point == 5:
return 'mBTC'
if self.decimal_point == 8:
return 'BTC'
raise Exception('Unknown base unit')
def update_status(self):
if not self.wallet:
return
if self.network is None or not self.network.is_running():
text = _("Offline")
icon = QIcon(":icons/status_disconnected.png")
elif self.network.is_connected():
server_lag = self.network.get_local_height() - self.network.get_server_height()
if not self.wallet.up_to_date:
text = _("Synchronizing...")
icon = QIcon(":icons/status_waiting.png")
elif server_lag > 1:
text = _("Server is lagging (%d blocks)"%server_lag)
icon = QIcon(":icons/status_lagging.png")
else:
c, u = self.wallet.get_account_balance(self.current_account)
text = _( "Balance" ) + ": %s "%( self.format_amount(c) ) + self.base_unit()
if u: text += " [%s unconfirmed]"%( self.format_amount(u,True).strip() )
# append fiat balance and price from exchange rate plugin
r = {}
run_hook('get_fiat_status_text', c+u, r)
quote = r.get(0)
if quote:
text += "%s"%quote
if self.tray:
self.tray.setToolTip(text)
icon = QIcon(":icons/status_connected.png")
else:
text = _("Not connected")
icon = QIcon(":icons/status_disconnected.png")
self.balance_label.setText(text)
self.status_button.setIcon( icon )
def update_wallet(self):
self.update_status()
if self.wallet.up_to_date or not self.network or not self.network.is_connected():
self.update_tabs()
def update_tabs(self):
self.update_history_tab()
self.update_receive_tab()
self.update_address_tab()
self.update_contacts_tab()
self.update_completions()
self.update_invoices_list()
def create_history_tab(self):
from history_widget import HistoryWidget
self.history_list = l = HistoryWidget(self)
return l
def show_address(self, addr):
import address_dialog
d = address_dialog.AddressDialog(addr, self)
d.exec_()
def show_transaction(self, tx):
import transaction_dialog
d = transaction_dialog.TxDialog(tx, self)
d.exec_()
def update_history_tab(self):
domain = self.wallet.get_account_addresses(self.current_account)
h = self.wallet.get_history(domain)
self.history_list.update(h)
def create_receive_tab(self):
self.receive_grid = grid = QGridLayout()
grid.setColumnMinimumWidth(3, 300)
self.receive_address_e = ButtonsLineEdit()
self.receive_address_e.addCopyButton(self.app)
self.receive_address_e.setReadOnly(True)
self.receive_address_label = QLabel(_('Receiving address'))
self.receive_address_e.textChanged.connect(self.update_receive_qr)
self.receive_address_e.setFocusPolicy(Qt.NoFocus)
grid.addWidget(self.receive_address_label, 0, 0)
grid.addWidget(self.receive_address_e, 0, 1, 1, 4)
self.receive_message_e = QLineEdit()
grid.addWidget(QLabel(_('Description')), 1, 0)
grid.addWidget(self.receive_message_e, 1, 1, 1, 4)
self.receive_message_e.textChanged.connect(self.update_receive_qr)
self.receive_amount_e = BTCAmountEdit(self.get_decimal_point)
grid.addWidget(QLabel(_('Requested amount')), 2, 0)
grid.addWidget(self.receive_amount_e, 2, 1, 1, 2)
self.receive_amount_e.textChanged.connect(self.update_receive_qr)
self.expires_combo = QComboBox()
self.expires_combo.addItems(map(lambda x:x[0], expiration_values))
self.expires_combo.setCurrentIndex(1)
grid.addWidget(QLabel(_('Expires in')), 3, 0)
grid.addWidget(self.expires_combo, 3, 1)
self.expires_label = QLineEdit('')
self.expires_label.setReadOnly(1)
self.expires_label.setFocusPolicy(Qt.NoFocus)
self.expires_label.hide()
grid.addWidget(self.expires_label, 3, 1, 1, 2)
self.save_request_button = QPushButton(_('Save'))
self.save_request_button.clicked.connect(self.save_payment_request)
self.new_request_button = QPushButton(_('New'))
self.new_request_button.clicked.connect(self.new_payment_request)
self.receive_qr = QRCodeWidget(fixedSize=200)
self.receive_qr.mouseReleaseEvent = lambda x: self.toggle_qr_window()
self.receive_buttons = buttons = QHBoxLayout()
buttons.addStretch(1)
buttons.addWidget(self.save_request_button)
buttons.addWidget(self.new_request_button)
self.receive_requests_label = QLabel(_('My Requests'))
self.receive_list = MyTreeWidget(self, self.receive_list_menu, [_('Date'), _('Account'), _('Address'), _('Description'), _('Amount'), _('Status')], [])
self.receive_list.currentItemChanged.connect(self.receive_item_changed)
self.receive_list.itemClicked.connect(self.receive_item_changed)
self.receive_list.setSortingEnabled(True)
self.receive_list.setColumnWidth(0, 180)
self.receive_list.hideColumn(1) # the update will show it if necessary
self.receive_list.hideColumn(2) # don't show address
self.receive_list.setColumnWidth(2, 340)
h = self.receive_list.header()
h.setStretchLastSection(False)
h.setResizeMode(3, QHeaderView.Stretch)
# layout
vbox_g = QVBoxLayout()
vbox_g.addLayout(grid)
vbox_g.addLayout(buttons)
hbox = QHBoxLayout()
hbox.addLayout(vbox_g)
hbox.addStretch()
hbox.addWidget(self.receive_qr)
w = QWidget()
vbox = QVBoxLayout(w)
vbox.addLayout(hbox)
vbox.addStretch(1)
vbox.addWidget(self.receive_requests_label)
vbox.addWidget(self.receive_list)
return w
def receive_item_changed(self, item):
if item is None:
return
addr = str(item.text(2))
req = self.receive_requests[addr]
expires = req['time'] + req['expiration']
amount = req['amount']
message = self.wallet.labels.get(addr, '')
self.receive_address_e.setText(addr)
self.receive_message_e.setText(message)
self.receive_amount_e.setAmount(amount)
self.expires_combo.hide()
self.expires_label.show()
self.expires_label.setText(format_time(expires))
self.new_request_button.setEnabled(True)
def delete_payment_request(self, item):
addr = str(item.text(2))
self.receive_requests.pop(addr)
self.wallet.storage.put('receive_requests2', self.receive_requests)
self.update_receive_tab()
self.clear_receive_tab()
def get_receive_URI(self):
addr = str(self.receive_address_e.text())
amount = self.receive_amount_e.get_amount()
message = unicode(self.receive_message_e.text())
URI = util.create_URI(addr, amount, message)
return URI
def receive_list_menu(self, position):
item = self.receive_list.itemAt(position)
addr = str(item.text(2))
req = self.receive_requests[addr]
time, amount = req['time'], req['amount']
message = self.wallet.labels.get(addr, '')
URI = util.create_URI(addr, amount, message)
menu = QMenu()
menu.addAction(_("Copy Address"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Copy URI"), lambda: self.app.clipboard().setText(str(URI)))
menu.addAction(_("Save as BIP70 file"), lambda: self.export_payment_request(addr))
menu.addAction(_("Delete"), lambda: self.delete_payment_request(item))
menu.exec_(self.receive_list.viewport().mapToGlobal(position))
def save_payment_request(self):
now = int(time.time())
addr = str(self.receive_address_e.text())
amount = self.receive_amount_e.get_amount()
message = unicode(self.receive_message_e.text())
i = self.expires_combo.currentIndex()
expiration = map(lambda x: x[1], expiration_values)[i]
if not message and not amount:
QMessageBox.warning(self, _('Error'), _('No message or amount'), _('OK'))
return
self.receive_requests = self.wallet.storage.get('receive_requests2',{})
self.receive_requests[addr] = {'time':now, 'amount':amount, 'expiration':expiration}
self.wallet.storage.put('receive_requests2', self.receive_requests)
self.wallet.set_label(addr, message)
self.update_receive_tab()
self.update_address_tab()
self.save_request_button.setEnabled(False)
def make_payment_request(self, addr):
req = self.receive_requests[addr]
time = req['time']
amount = req['amount']
expiration = req['expiration']
message = self.wallet.labels.get(addr, '')
script = Transaction.pay_script('address', addr).decode('hex')
outputs = [(script, amount)]
cert_path = self.config.get('cert_path')
chain_path = self.config.get('chain_path')
return make_payment_request(outputs, message, time, time + expiration, cert_path, chain_path)
def export_payment_request(self, addr):
pr = self.make_payment_request(addr)
name = 'request.bip70'
fileName = self.getSaveFileName(_("Select where to save your payment request"), name, "*.bip70")
if fileName:
with open(fileName, "wb+") as f:
f.write(str(pr))
self.show_message(_("Request saved successfully"))
self.saved = True
def get_receive_address(self):
domain = self.wallet.get_account_addresses(self.current_account, include_change=False)
for addr in domain:
if not self.wallet.history.get(addr) and addr not in self.receive_requests.keys():
return addr
def new_payment_request(self):
addr = self.get_receive_address()
if addr is None:
if isinstance(self.wallet, Imported_Wallet):
self.show_message(_('No more addresses in your wallet.'))
return
if not self.question(_("Warning: The next address will not be recovered automatically if you restore your wallet from seed; you may need to add it manually.\n\nThis occurs because you have too many unused addresses in your wallet. To avoid this situation, use the existing addresses first.\n\nCreate anyway?")):
return
addr = self.wallet.create_new_address(self.current_account, False)
self.set_receive_address(addr)
self.expires_label.hide()
self.expires_combo.show()
self.new_request_button.setEnabled(False)
self.receive_message_e.setFocus(1)
def set_receive_address(self, addr):
self.receive_address_e.setText(addr)
self.receive_message_e.setText('')
self.receive_amount_e.setAmount(None)
def clear_receive_tab(self):
self.receive_requests = self.wallet.storage.get('receive_requests2',{})
domain = self.wallet.get_account_addresses(self.current_account, include_change=False)
for addr in domain:
if not self.wallet.history.get(addr) and addr not in self.receive_requests.keys():
break
else:
addr = ''
self.receive_address_e.setText(addr)
self.receive_message_e.setText('')
self.receive_amount_e.setAmount(None)
def toggle_qr_window(self):
import qrwindow
if not self.qr_window:
self.qr_window = qrwindow.QR_Window(self)
self.qr_window.setVisible(True)
self.qr_window_geometry = self.qr_window.geometry()
else:
if not self.qr_window.isVisible():
self.qr_window.setVisible(True)
self.qr_window.setGeometry(self.qr_window_geometry)
else:
self.qr_window_geometry = self.qr_window.geometry()
self.qr_window.setVisible(False)
self.update_receive_qr()
def receive_at(self, addr):
if not bitcoin.is_address(addr):
return
self.tabs.setCurrentIndex(2)
self.receive_address_e.setText(addr)
self.new_request_button.setEnabled(True)
def update_receive_tab(self):
self.receive_requests = self.wallet.storage.get('receive_requests2',{})
# hide receive tab if no receive requests available
b = len(self.receive_requests) > 0
self.receive_list.setVisible(b)
self.receive_requests_label.setVisible(b)
# check if it is necessary to show the account
self.receive_list.setColumnHidden(1, len(self.wallet.get_accounts()) == 1)
# update the receive address if necessary
current_address = self.receive_address_e.text()
domain = self.wallet.get_account_addresses(self.current_account, include_change=False)
addr = self.get_receive_address()
if not current_address in domain and addr:
self.set_receive_address(addr)
self.new_request_button.setEnabled(addr != current_address)
# clear the list and fill it again
self.receive_list.clear()
for address, req in self.receive_requests.viewitems():
timestamp, amount = req['time'], req['amount']
expiration = req.get('expiration', None)
message = self.wallet.labels.get(address, '')
# only show requests for the current account
if address not in domain:
continue
date = format_time(timestamp)
account = self.wallet.get_account_name(self.wallet.get_account_from_address(address))
amount_str = self.format_amount(amount) if amount else ""
if amount:
paid = amount <= self.wallet.get_addr_received(address)
status = PR_PAID if paid else PR_UNPAID
if status == PR_UNPAID and expiration is not None and time.time() > timestamp + expiration:
status = PR_EXPIRED
else:
status = ''
item = QTreeWidgetItem([date, account, address, message, amount_str, pr_tooltips.get(status,'')])
if status is not '':
item.setIcon(5, QIcon(pr_icons.get(status)))
self.receive_list.addTopLevelItem(item)
def update_receive_qr(self):
addr = str(self.receive_address_e.text())
amount = self.receive_amount_e.get_amount()
message = unicode(self.receive_message_e.text()).encode('utf8')
self.save_request_button.setEnabled((amount is not None) or (message != ""))
uri = util.create_URI(addr, amount, message)
self.receive_qr.setData(uri)
if self.qr_window and self.qr_window.isVisible():
self.qr_window.set_content(addr, amount, message, uri)
def create_send_tab(self):
self.send_grid = grid = QGridLayout()
grid.setSpacing(8)
grid.setColumnMinimumWidth(3,300)
grid.setColumnStretch(5,1)
grid.setRowStretch(8, 1)
from paytoedit import PayToEdit
self.amount_e = BTCAmountEdit(self.get_decimal_point)
self.payto_e = PayToEdit(self)
self.payto_help = HelpButton(_('Recipient of the funds.') + '\n\n' + _('You may enter a Bitcoin address, a label from your list of contacts (a list of completions will be proposed), or an alias (email-like address that forwards to a Bitcoin address)'))
grid.addWidget(QLabel(_('Pay to')), 1, 0)
grid.addWidget(self.payto_e, 1, 1, 1, 3)
grid.addWidget(self.payto_help, 1, 4)
completer = QCompleter()
completer.setCaseSensitivity(False)
self.payto_e.setCompleter(completer)
completer.setModel(self.completions)
self.message_e = MyLineEdit()
self.message_help = HelpButton(_('Description of the transaction (not mandatory).') + '\n\n' + _('The description is not sent to the recipient of the funds. It is stored in your wallet file, and displayed in the \'History\' tab.'))
grid.addWidget(QLabel(_('Description')), 2, 0)
grid.addWidget(self.message_e, 2, 1, 1, 3)
grid.addWidget(self.message_help, 2, 4)
self.from_label = QLabel(_('From'))
grid.addWidget(self.from_label, 3, 0)
self.from_list = MyTreeWidget(self, self.from_list_menu, ['',''], [350, 50])
self.from_list.setHeaderHidden(True)
self.from_list.setMaximumHeight(80)
grid.addWidget(self.from_list, 3, 1, 1, 3)
self.set_pay_from([])
self.amount_help = HelpButton(_('Amount to be sent.') + '\n\n' \
+ _('The amount will be displayed in red if you do not have enough funds in your wallet. Note that if you have frozen some of your addresses, the available funds will be lower than your total balance.') \
+ '\n\n' + _('Keyboard shortcut: type "!" to send all your coins.'))
grid.addWidget(QLabel(_('Amount')), 4, 0)
grid.addWidget(self.amount_e, 4, 1, 1, 2)
grid.addWidget(self.amount_help, 4, 3)
self.fee_e_label = QLabel(_('Fee'))
self.fee_e = BTCAmountEdit(self.get_decimal_point)
grid.addWidget(self.fee_e_label, 5, 0)
grid.addWidget(self.fee_e, 5, 1, 1, 2)
msg = _('Bitcoin transactions are in general not free. A transaction fee is paid by the sender of the funds.') + '\n\n'\
+ _('The amount of fee can be decided freely by the sender. However, transactions with low fees take more time to be processed.') + '\n\n'\
+ _('A suggested fee is automatically added to this field. You may override it. The suggested fee increases with the size of the transaction.')
self.fee_e_help = HelpButton(msg)
grid.addWidget(self.fee_e_help, 5, 3)
self.update_fee_edit()
self.send_button = EnterButton(_("Send"), self.do_send)
grid.addWidget(self.send_button, 6, 1)
b = EnterButton(_("Clear"), self.do_clear)
grid.addWidget(b, 6, 2)
self.payto_sig = QLabel('')
grid.addWidget(self.payto_sig, 7, 0, 1, 4)
def on_shortcut():
sendable = self.get_sendable_balance()
inputs = self.get_coins()
for i in inputs: self.wallet.add_input_info(i)
addr = self.payto_e.payto_address if self.payto_e.payto_address else self.dummy_address
output = ('address', addr, sendable)
dummy_tx = Transaction.from_io(inputs, [output])
fee = self.wallet.estimated_fee(dummy_tx)
self.amount_e.setAmount(max(0,sendable-fee))
self.amount_e.textEdited.emit("")
self.fee_e.setAmount(fee)
self.amount_e.shortcut.connect(on_shortcut)
self.payto_e.textChanged.connect(lambda: self.update_fee(False))
self.amount_e.textEdited.connect(lambda: self.update_fee(False))
self.fee_e.textEdited.connect(lambda: self.update_fee(True))
def entry_changed():
if not self.not_enough_funds:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('black'))
text = ""
else:
palette = QPalette()
palette.setColor(self.amount_e.foregroundRole(), QColor('red'))
text = _( "Not enough funds" )
c, u = self.wallet.get_frozen_balance()
if c+u: text += ' (' + self.format_amount(c+u).strip() + ' ' + self.base_unit() + ' ' +_("are frozen") + ')'
self.statusBar().showMessage(text)
self.amount_e.setPalette(palette)
self.fee_e.setPalette(palette)
self.amount_e.textChanged.connect(entry_changed)
self.fee_e.textChanged.connect(entry_changed)
self.invoices_label = QLabel(_('Invoices'))
self.invoices_list = MyTreeWidget(self, self.create_invoice_menu, [_('Date'), _('Requestor'), _('Memo'), _('Amount'), _('Status')], [150, 150, None, 150, 100])
w = QWidget()
vbox = QVBoxLayout(w)
vbox.addLayout(grid)
vbox.addStretch()
vbox.addWidget(self.invoices_label)
vbox.addWidget(self.invoices_list)
run_hook('create_send_tab', grid)
return w
def update_fee(self, is_fee):
outputs = self.payto_e.get_outputs()
amount = self.amount_e.get_amount()
fee = self.fee_e.get_amount() if is_fee else None
if amount is None:
self.fee_e.setAmount(None)
self.not_enough_funds = False
else:
if not outputs:
addr = self.payto_e.payto_address if self.payto_e.payto_address else self.dummy_address
outputs = [('address', addr, amount)]
try:
tx = self.wallet.make_unsigned_transaction(outputs, fee, coins = self.get_coins())
self.not_enough_funds = False
except NotEnoughFunds:
self.not_enough_funds = True
if not is_fee:
fee = None if self.not_enough_funds else self.wallet.get_tx_fee(tx)
self.fee_e.setAmount(fee)
def update_fee_edit(self):
b = self.config.get('can_edit_fees', False)
self.fee_e.setVisible(b)
self.fee_e_label.setVisible(b)
self.fee_e_help.setVisible(b)
def from_list_delete(self, item):
i = self.from_list.indexOfTopLevelItem(item)
self.pay_from.pop(i)
self.redraw_from_list()
def from_list_menu(self, position):
item = self.from_list.itemAt(position)
menu = QMenu()
menu.addAction(_("Remove"), lambda: self.from_list_delete(item))
menu.exec_(self.from_list.viewport().mapToGlobal(position))
def set_pay_from(self, domain = None):
self.pay_from = [] if domain == [] else self.wallet.get_unspent_coins(domain)
self.redraw_from_list()
def redraw_from_list(self):
self.from_list.clear()
self.from_label.setHidden(len(self.pay_from) == 0)
self.from_list.setHidden(len(self.pay_from) == 0)
def format(x):
h = x.get('prevout_hash')
return h[0:8] + '...' + h[-8:] + ":%d"%x.get('prevout_n') + u'\t' + "%s"%x.get('address')
for item in self.pay_from:
self.from_list.addTopLevelItem(QTreeWidgetItem( [format(item), self.format_amount(item['value']) ]))
def update_completions(self):
l = self.wallet.get_completions()
self.completions.setStringList(l)
def protected(func):
return lambda s, *args: s.do_protect(func, args)
def read_send_tab(self):
if self.payment_request and self.payment_request.has_expired():
QMessageBox.warning(self, _('Error'), _('Payment request has expired'), _('OK'))
return
label = unicode( self.message_e.text() )
if self.payment_request:
outputs = self.payment_request.get_outputs()
else:
errors = self.payto_e.get_errors()
if errors:
self.show_warning(_("Invalid Lines found:") + "\n\n" + '\n'.join([ _("Line #") + str(x[0]+1) + ": " + x[1] for x in errors]))
return
outputs = self.payto_e.get_outputs()
if not outputs:
QMessageBox.warning(self, _('Error'), _('No outputs'), _('OK'))
return
for _type, addr, amount in outputs:
if addr is None:
QMessageBox.warning(self, _('Error'), _('Bitcoin Address is None'), _('OK'))
return
if _type == 'address' and not bitcoin.is_address(addr):
QMessageBox.warning(self, _('Error'), _('Invalid Bitcoin Address'), _('OK'))
return
if amount is None:
QMessageBox.warning(self, _('Error'), _('Invalid Amount'), _('OK'))
return
fee = self.fee_e.get_amount()
if fee is None:
QMessageBox.warning(self, _('Error'), _('Invalid Fee'), _('OK'))
return
amount = sum(map(lambda x:x[2], outputs))
confirm_amount = self.config.get('confirm_amount', 100000000)
if amount >= confirm_amount:
o = '\n'.join(map(lambda x:x[1], outputs))
if not self.question(_("send %(amount)s to %(address)s?")%{ 'amount' : self.format_amount(amount) + ' '+ self.base_unit(), 'address' : o}):
return
coins = self.get_coins()
return outputs, fee, label, coins
def do_send(self):
if run_hook('before_send'):
return
r = self.read_send_tab()
if not r:
return
outputs, fee, label, coins = r
try:
tx = self.wallet.make_unsigned_transaction(outputs, fee, None, coins = coins)
if not tx:
raise BaseException(_("Insufficient funds"))
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
if tx.get_fee() < MIN_RELAY_TX_FEE and tx.requires_fee(self.wallet.verifier):
QMessageBox.warning(self, _('Error'), _("This transaction requires a higher fee, or it will not be propagated by the network."), _('OK'))
return
if not self.config.get('can_edit_fees', False):
if not self.question(_("A fee of %(fee)s will be added to this transaction.\nProceed?")%{ 'fee' : self.format_amount(fee) + ' '+ self.base_unit()}):
return
else:
confirm_fee = self.config.get('confirm_fee', 100000)
if fee >= confirm_fee:
if not self.question(_("The fee for this transaction seems unusually high.\nAre you really sure you want to pay %(fee)s in fees?")%{ 'fee' : self.format_amount(fee) + ' '+ self.base_unit()}):
return
self.send_tx(tx, label)
@protected
def send_tx(self, tx, label, password):
self.send_button.setDisabled(True)
# call hook to see if plugin needs gui interaction
run_hook('send_tx', tx)
# sign the tx
def sign_thread():
if self.wallet.is_watching_only():
return tx
self.wallet.sign_transaction(tx, password)
return tx
def sign_done(tx):
if not tx.is_complete() or self.config.get('show_before_broadcast'):
self.show_transaction(tx)
self.do_clear()
return
if label:
self.wallet.set_label(tx.hash(), label)
self.broadcast_transaction(tx)
# keep a reference to WaitingDialog or the gui might crash
self.waiting_dialog = WaitingDialog(self, 'Signing..', sign_thread, sign_done, lambda: self.send_button.setDisabled(False))
self.waiting_dialog.start()
def broadcast_transaction(self, tx):
def broadcast_thread():
# non-GUI thread
pr = self.payment_request
if pr is None:
return self.wallet.sendtx(tx)
if pr.has_expired():
self.payment_request = None
return False, _("Payment request has expired")
status, msg = self.wallet.sendtx(tx)
if not status:
return False, msg
pr.set_paid(tx.hash())
self.payment_request = None
refund_address = self.wallet.addresses()[0]
ack_status, ack_msg = pr.send_ack(str(tx), refund_address)
if ack_status:
msg = ack_msg
return status, msg
def broadcast_done(status, msg):
# GUI thread
if status:
QMessageBox.information(self, '', _('Payment sent.') + '\n' + msg, _('OK'))
self.update_invoices_list()
self.do_clear()
else:
QMessageBox.warning(self, _('Error'), msg, _('OK'))
self.send_button.setDisabled(False)
self.waiting_dialog = WaitingDialog(self, 'Broadcasting..', broadcast_thread, broadcast_done)
self.waiting_dialog.start()
def prepare_for_payment_request(self):
self.tabs.setCurrentIndex(1)
self.payto_e.is_pr = True
for e in [self.payto_e, self.amount_e, self.message_e]:
e.setFrozen(True)
for h in [self.payto_help, self.amount_help, self.message_help]:
h.hide()
self.payto_e.setText(_("please wait..."))
return True
def payment_request_ok(self):
pr = self.payment_request
status = pr.get_status()
key = self.invoices.add(pr)
self.update_invoices_list()
if status == PR_PAID:
self.do_clear()
self.show_message("invoice already paid")
self.payment_request = None
return
self.payto_help.show()
self.payto_help.set_alt(lambda: self.show_pr_details(pr))
if not pr.has_expired():
self.payto_e.setGreen()
else:
self.payto_e.setExpired()
self.payto_e.setText(pr.domain)
self.amount_e.setText(self.format_amount(pr.get_amount()))
self.message_e.setText(pr.get_memo())
# signal to set fee
self.amount_e.textEdited.emit("")
def payment_request_error(self):
self.do_clear()
self.show_message(self.payment_request.error)
self.payment_request = None
def pay_from_URI(self,URI):
if not URI:
return
try:
address, amount, label, message, request_url = util.parse_URI(URI)
except Exception as e:
QMessageBox.warning(self, _('Error'), _('Invalid bitcoin URI:') + '\n' + str(e), _('OK'))
return
self.tabs.setCurrentIndex(1)
if not request_url:
if label:
if self.wallet.labels.get(address) != label:
if self.question(_('Save label "%(label)s" for address %(address)s ?'%{'label':label,'address':address})):
if address not in self.wallet.addressbook and not self.wallet.is_mine(address):
self.wallet.addressbook.append(address)
self.wallet.set_label(address, label)
else:
label = self.wallet.labels.get(address)
if address:
self.payto_e.setText(label + ' <'+ address +'>' if label else address)
if message:
self.message_e.setText(message)
if amount:
self.amount_e.setAmount(amount)
self.amount_e.textEdited.emit("")
return
def get_payment_request_thread():
self.payment_request = get_payment_request(request_url)
if self.payment_request.verify():
self.emit(SIGNAL('payment_request_ok'))
else:
self.emit(SIGNAL('payment_request_error'))
t = threading.Thread(target=get_payment_request_thread)
t.setDaemon(True)
t.start()
self.prepare_for_payment_request()
def do_clear(self):
self.not_enough_funds = False
self.payto_e.is_pr = False
self.payto_sig.setVisible(False)
for e in [self.payto_e, self.message_e, self.amount_e, self.fee_e]:
e.setText('')
e.setFrozen(False)
for h in [self.payto_help, self.amount_help, self.message_help]:
h.show()
self.payto_help.set_alt(None)
self.set_pay_from([])
self.update_status()
run_hook('do_clear')
def set_addrs_frozen(self,addrs,freeze):
for addr in addrs:
if not addr: continue
if addr in self.wallet.frozen_addresses and not freeze:
self.wallet.unfreeze(addr)
elif addr not in self.wallet.frozen_addresses and freeze:
self.wallet.freeze(addr)
self.update_address_tab()
def create_list_tab(self, l):
w = QWidget()
vbox = QVBoxLayout()
w.setLayout(vbox)
vbox.setMargin(0)
vbox.setSpacing(0)
vbox.addWidget(l)
buttons = QWidget()
vbox.addWidget(buttons)
return w
def create_addresses_tab(self):
l = MyTreeWidget(self, self.create_receive_menu, [ _('Address'), _('Label'), _('Balance'), _('Tx')], [370, None, 130])
l.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.address_list = l
return self.create_list_tab(l)
def create_contacts_tab(self):
l = MyTreeWidget(self, self.create_contact_menu, [_('Address'), _('Label'), _('Tx')], [350, None])
self.contacts_list = l
return self.create_list_tab(l)
def update_invoices_list(self):
inv_list = self.invoices.sorted_list()
l = self.invoices_list
l.clear()
for pr in inv_list:
key = pr.get_id()
status = pr.get_status()
domain = pr.get_domain()
date_str = format_time(pr.get_expiration_date())
item = QTreeWidgetItem( [ date_str, domain, pr.memo, self.format_amount(pr.get_amount(), whitespaces=True), pr_tooltips.get(status,'')] )
item.setIcon(4, QIcon(pr_icons.get(status)))
item.setData(0, Qt.UserRole, key)
item.setFont(1, QFont(MONOSPACE_FONT))
item.setFont(3, QFont(MONOSPACE_FONT))
l.addTopLevelItem(item)
l.setCurrentItem(l.topLevelItem(0))
self.invoices_list.setVisible(len(inv_list))
self.invoices_label.setVisible(len(inv_list))
def delete_imported_key(self, addr):
if self.question(_("Do you want to remove")+" %s "%addr +_("from your wallet?")):
self.wallet.delete_imported_key(addr)
self.update_address_tab()
self.update_history_tab()
def edit_account_label(self, k):
text, ok = QInputDialog.getText(self, _('Rename account'), _('Name') + ':', text = self.wallet.labels.get(k,''))
if ok:
label = unicode(text)
self.wallet.set_label(k,label)
self.update_address_tab()
def account_set_expanded(self, item, k, b):
item.setExpanded(b)
self.accounts_expanded[k] = b
def create_account_menu(self, position, k, item):
menu = QMenu()
exp = item.isExpanded()
menu.addAction(_("Minimize") if exp else _("Maximize"), lambda: self.account_set_expanded(item, k, not exp))
menu.addAction(_("Rename"), lambda: self.edit_account_label(k))
if self.wallet.seed_version > 4:
menu.addAction(_("View details"), lambda: self.show_account_details(k))
if self.wallet.account_is_pending(k):
menu.addAction(_("Delete"), lambda: self.delete_pending_account(k))
menu.exec_(self.address_list.viewport().mapToGlobal(position))
def delete_pending_account(self, k):
self.wallet.delete_pending_account(k)
self.update_address_tab()
self.update_account_selector()
def create_receive_menu(self, position):
# fixme: this function apparently has a side effect.
# if it is not called the menu pops up several times
#self.address_list.selectedIndexes()
selected = self.address_list.selectedItems()
multi_select = len(selected) > 1
addrs = [unicode(item.text(0)) for item in selected]
if not multi_select:
item = self.address_list.itemAt(position)
if not item:
return
addr = addrs[0]
if not is_valid(addr):
k = str(item.data(0,32).toString())
if k:
self.create_account_menu(position, k, item)
else:
item.setExpanded(not item.isExpanded())
return
menu = QMenu()
if not multi_select:
menu.addAction(_("Copy to clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Request payment"), lambda: self.receive_at(addr))
menu.addAction(_("Edit label"), lambda: self.address_list.edit_label(item))
menu.addAction(_('History'), lambda: self.show_address(addr))
menu.addAction(_('Public Keys'), lambda: self.show_public_keys(addr))
if self.wallet.can_export():
menu.addAction(_("Private key"), lambda: self.show_private_key(addr))
if not self.wallet.is_watching_only():
menu.addAction(_("Sign/verify message"), lambda: self.sign_verify_message(addr))
menu.addAction(_("Encrypt/decrypt message"), lambda: self.encrypt_message(addr))
if self.wallet.is_imported(addr):
menu.addAction(_("Remove from wallet"), lambda: self.delete_imported_key(addr))
if any(addr not in self.wallet.frozen_addresses for addr in addrs):
menu.addAction(_("Freeze"), lambda: self.set_addrs_frozen(addrs, True))
if any(addr in self.wallet.frozen_addresses for addr in addrs):
menu.addAction(_("Unfreeze"), lambda: self.set_addrs_frozen(addrs, False))
def can_send(addr):
return addr not in self.wallet.frozen_addresses and self.wallet.get_addr_balance(addr) != (0, 0)
if any(can_send(addr) for addr in addrs):
menu.addAction(_("Send From"), lambda: self.send_from_addresses(addrs))
run_hook('receive_menu', menu, addrs)
menu.exec_(self.address_list.viewport().mapToGlobal(position))
def get_sendable_balance(self):
return sum(map(lambda x:x['value'], self.get_coins()))
def get_coins(self):
if self.pay_from:
return self.pay_from
else:
domain = self.wallet.get_account_addresses(self.current_account)
for i in self.wallet.frozen_addresses:
if i in domain: domain.remove(i)
return self.wallet.get_unspent_coins(domain)
def send_from_addresses(self, addrs):
self.set_pay_from( addrs )
self.tabs.setCurrentIndex(1)
def payto(self, addr):
if not addr: return
label = self.wallet.labels.get(addr)
m_addr = label + ' <' + addr + '>' if label else addr
self.tabs.setCurrentIndex(1)
self.payto_e.setText(m_addr)
self.amount_e.setFocus()
def delete_contact(self, x):
if self.question(_("Do you want to remove")+" %s "%x +_("from your list of contacts?")):
self.wallet.delete_contact(x)
self.wallet.set_label(x, None)
self.update_history_tab()
self.update_contacts_tab()
self.update_completions()
def create_contact_menu(self, position):
item = self.contacts_list.itemAt(position)
menu = QMenu()
if not item:
menu.addAction(_("New contact"), lambda: self.new_contact_dialog())
else:
addr = unicode(item.text(0))
label = unicode(item.text(1))
is_editable = item.data(0,32).toBool()
payto_addr = item.data(0,33).toString()
menu.addAction(_("Copy to Clipboard"), lambda: self.app.clipboard().setText(addr))
menu.addAction(_("Pay to"), lambda: self.payto(payto_addr))
menu.addAction(_("QR code"), lambda: self.show_qrcode("bitcoin:" + addr, _("Address")))
if is_editable:
menu.addAction(_("Edit label"), lambda: self.contacts_list.edit_label(item))
menu.addAction(_("Delete"), lambda: self.delete_contact(addr))
run_hook('create_contact_menu', menu, item)
menu.exec_(self.contacts_list.viewport().mapToGlobal(position))
def show_invoice(self, key):
pr = self.invoices.get(key)
pr.verify()
self.show_pr_details(pr)
def show_pr_details(self, pr):
d = QDialog(self)
d.setWindowTitle(_("Invoice"))
vbox = QVBoxLayout(d)
grid = QGridLayout()
grid.addWidget(QLabel(_("Requestor") + ':'), 0, 0)
grid.addWidget(QLabel(pr.get_domain()), 0, 1)
grid.addWidget(QLabel(_("Expires") + ':'), 1, 0)
grid.addWidget(QLabel(format_time(pr.get_expiration_date())), 1, 1)
grid.addWidget(QLabel(_("Memo") + ':'), 2, 0)
grid.addWidget(QLabel(pr.get_memo()), 2, 1)
grid.addWidget(QLabel(_("Signature") + ':'), 3, 0)
grid.addWidget(QLabel(pr.get_verify_status()), 3, 1)
grid.addWidget(QLabel(_("Payment URL") + ':'), 4, 0)
grid.addWidget(QLabel(pr.payment_url), 4, 1)
grid.addWidget(QLabel(_("Outputs") + ':'), 5, 0)
outputs_str = '\n'.join(map(lambda x: x[1] + ' ' + self.format_amount(x[2])+ self.base_unit(), pr.get_outputs()))
grid.addWidget(QLabel(outputs_str), 5, 1)
if pr.tx:
grid.addWidget(QLabel(_("Transaction ID") + ':'), 6, 0)
grid.addWidget(QLabel(pr.tx), 6, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()
return
def do_pay_invoice(self, key):
pr = self.invoices.get(key)
self.payment_request = pr
self.prepare_for_payment_request()
if pr.verify():
self.payment_request_ok()
else:
self.payment_request_error()
def create_invoice_menu(self, position):
item = self.invoices_list.itemAt(position)
if not item:
return
key = str(item.data(0, 32).toString())
pr = self.invoices.get(key)
status = pr.get_status()
menu = QMenu()
menu.addAction(_("Details"), lambda: self.show_invoice(key))
if status == PR_UNPAID:
menu.addAction(_("Pay Now"), lambda: self.do_pay_invoice(key))
def delete_invoice(key):
self.invoices.remove(key)
self.update_invoices_list()
menu.addAction(_("Delete"), lambda: delete_invoice(key))
menu.exec_(self.invoices_list.viewport().mapToGlobal(position))
def update_address_tab(self):
l = self.address_list
item = l.currentItem()
current_address = item.data(0, Qt.UserRole).toString() if item else None
l.clear()
accounts = self.wallet.get_accounts()
if self.current_account is None:
account_items = sorted(accounts.items())
else:
account_items = [(self.current_account, accounts.get(self.current_account))]
for k, account in account_items:
if len(accounts) > 1:
name = self.wallet.get_account_name(k)
c, u = self.wallet.get_account_balance(k)
account_item = QTreeWidgetItem( [ name, '', self.format_amount(c+u), ''] )
l.addTopLevelItem(account_item)
account_item.setExpanded(self.accounts_expanded.get(k, True))
account_item.setData(0, Qt.UserRole, k)
else:
account_item = l
sequences = [0,1] if account.has_change() else [0]
for is_change in sequences:
if len(sequences) > 1:
name = _("Receiving") if not is_change else _("Change")
seq_item = QTreeWidgetItem( [ name, '', '', '', ''] )
account_item.addChild(seq_item)
if not is_change:
seq_item.setExpanded(True)
else:
seq_item = account_item
used_item = QTreeWidgetItem( [ _("Used"), '', '', '', ''] )
used_flag = False
addr_list = account.get_addresses(is_change)
for address in addr_list:
num, is_used = self.wallet.is_used(address)
label = self.wallet.labels.get(address,'')
c, u = self.wallet.get_addr_balance(address)
balance = self.format_amount(c + u)
item = QTreeWidgetItem( [ address, label, balance, "%d"%num] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setData(0, Qt.UserRole, address)
item.setData(0, Qt.UserRole+1, True) # label can be edited
if address in self.wallet.frozen_addresses:
item.setBackgroundColor(0, QColor('lightblue'))
if self.wallet.is_beyond_limit(address, account, is_change):
item.setBackgroundColor(0, QColor('red'))
if is_used:
if not used_flag:
seq_item.insertChild(0, used_item)
used_flag = True
used_item.addChild(item)
else:
seq_item.addChild(item)
if address == current_address:
l.setCurrentItem(item)
def update_contacts_tab(self):
l = self.contacts_list
item = l.currentItem()
current_address = item.data(0, Qt.UserRole).toString() if item else None
l.clear()
for address in self.wallet.addressbook:
label = self.wallet.labels.get(address,'')
n = self.wallet.get_num_tx(address)
item = QTreeWidgetItem( [ address, label, "%d"%n] )
item.setFont(0, QFont(MONOSPACE_FONT))
item.setData(0, Qt.UserRole, address)
item.setData(0, Qt.UserRole+1, True)
l.addTopLevelItem(item)
if address == current_address:
l.setCurrentItem(item)
run_hook('update_contacts_tab', l)
def create_console_tab(self):
from console import Console
self.console = console = Console()
return console
def update_console(self):
console = self.console
console.history = self.config.get("console-history",[])
console.history_index = len(console.history)
console.updateNamespace({'wallet' : self.wallet, 'network' : self.network, 'gui':self})
console.updateNamespace({'util' : util, 'bitcoin':bitcoin})
c = commands.Commands(self.wallet, self.network, lambda: self.console.set_json(True))
methods = {}
def mkfunc(f, method):
return lambda *args: apply( f, (method, args, self.password_dialog ))
for m in dir(c):
if m[0]=='_' or m in ['network','wallet']: continue
methods[m] = mkfunc(c._run, m)
console.updateNamespace(methods)
def change_account(self,s):
if s == _("All accounts"):
self.current_account = None
else:
accounts = self.wallet.get_account_names()
for k, v in accounts.items():
if v == s:
self.current_account = k
self.update_history_tab()
self.update_status()
self.update_address_tab()
self.update_receive_tab()
def create_status_bar(self):
sb = QStatusBar()
sb.setFixedHeight(35)
qtVersion = qVersion()
self.balance_label = QLabel("")
sb.addWidget(self.balance_label)
from version_getter import UpdateLabel
self.updatelabel = UpdateLabel(self.config, sb)
self.account_selector = QComboBox()
self.account_selector.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.connect(self.account_selector,SIGNAL("activated(QString)"),self.change_account)
sb.addPermanentWidget(self.account_selector)
if (int(qtVersion[0]) >= 4 and int(qtVersion[2]) >= 7):
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/switchgui.png"), _("Switch to Lite Mode"), self.go_lite ) )
self.lock_icon = QIcon()
self.password_button = StatusBarButton( self.lock_icon, _("Password"), self.change_password_dialog )
sb.addPermanentWidget( self.password_button )
sb.addPermanentWidget( StatusBarButton( QIcon(":icons/preferences.png"), _("Preferences"), self.settings_dialog ) )
self.seed_button = StatusBarButton( QIcon(":icons/seed.png"), _("Seed"), self.show_seed_dialog )
sb.addPermanentWidget( self.seed_button )
self.status_button = StatusBarButton( QIcon(":icons/status_disconnected.png"), _("Network"), self.run_network_dialog )
sb.addPermanentWidget( self.status_button )
run_hook('create_status_bar', sb)
self.setStatusBar(sb)
def update_lock_icon(self):
icon = QIcon(":icons/lock.png") if self.wallet.use_encryption else QIcon(":icons/unlock.png")
self.password_button.setIcon( icon )
def update_buttons_on_seed(self):
self.seed_button.setVisible(self.wallet.has_seed())
self.password_button.setVisible(self.wallet.can_change_password())
self.send_button.setText(_("Create unsigned transaction") if self.wallet.is_watching_only() else _("Send"))
def change_password_dialog(self):
from password_dialog import PasswordDialog
d = PasswordDialog(self.wallet, self)
d.run()
self.update_lock_icon()
def new_contact_dialog(self):
d = QDialog(self)
d.setWindowTitle(_("New Contact"))
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_('New Contact')+':'))
grid = QGridLayout()
line1 = QLineEdit()
line2 = QLineEdit()
grid.addWidget(QLabel(_("Address")), 1, 0)
grid.addWidget(line1, 1, 1)
grid.addWidget(QLabel(_("Name")), 2, 0)
grid.addWidget(line2, 2, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
if not d.exec_():
return
address = str(line1.text())
label = unicode(line2.text())
if not is_valid(address):
QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
return
self.wallet.add_contact(address)
if label:
self.wallet.set_label(address, label)
self.update_contacts_tab()
self.update_history_tab()
self.update_completions()
self.tabs.setCurrentIndex(3)
@protected
def new_account_dialog(self, password):
dialog = QDialog(self)
dialog.setModal(1)
dialog.setWindowTitle(_("New Account"))
vbox = QVBoxLayout()
vbox.addWidget(QLabel(_('Account name')+':'))
e = QLineEdit()
vbox.addWidget(e)
msg = _("Note: Newly created accounts are 'pending' until they receive bitcoins.") + " " \
+ _("You will need to wait for 2 confirmations until the correct balance is displayed and more addresses are created for that account.")
l = QLabel(msg)
l.setWordWrap(True)
vbox.addWidget(l)
vbox.addLayout(Buttons(CancelButton(dialog), OkButton(dialog)))
dialog.setLayout(vbox)
r = dialog.exec_()
if not r:
return
name = str(e.text())
self.wallet.create_pending_account(name, password)
self.update_address_tab()
self.update_account_selector()
self.tabs.setCurrentIndex(3)
def show_master_public_keys(self):
dialog = QDialog(self)
dialog.setModal(1)
dialog.setWindowTitle(_("Master Public Keys"))
mpk_dict = self.wallet.get_master_public_keys()
vbox = QVBoxLayout()
# only show the combobox in case multiple accounts are available
if len(mpk_dict) > 1:
gb = QGroupBox(_("Master Public Keys"))
vbox.addWidget(gb)
group = QButtonGroup()
first_button = None
for key in sorted(mpk_dict.keys()):
is_mine = self.wallet.master_private_keys.has_key(key)
b = QRadioButton(gb)
name = 'Self' if is_mine else 'Cosigner'
b.setText(name + ' (%s)'%key)
b.key = key
group.addButton(b)
vbox.addWidget(b)
if not first_button:
first_button = b
mpk_text = ShowQRTextEdit()
mpk_text.setMaximumHeight(170)
vbox.addWidget(mpk_text)
def show_mpk(b):
mpk = mpk_dict.get(b.key, "")
mpk_text.setText(mpk)
group.buttonReleased.connect(show_mpk)
first_button.setChecked(True)
show_mpk(first_button)
elif len(mpk_dict) == 1:
mpk = mpk_dict.values()[0]
mpk_text = ShowQRTextEdit(text=mpk)
mpk_text.setMaximumHeight(170)
vbox.addWidget(mpk_text)
mpk_text.addCopyButton(self.app)
vbox.addLayout(Buttons(CloseButton(dialog)))
dialog.setLayout(vbox)
dialog.exec_()
@protected
def show_seed_dialog(self, password):
if not self.wallet.has_seed():
QMessageBox.information(self, _('Message'), _('This wallet has no seed'), _('OK'))
return
try:
mnemonic = self.wallet.get_mnemonic(password)
except BaseException as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
return
from seed_dialog import SeedDialog
d = SeedDialog(self, mnemonic, self.wallet.has_imported_keys())
d.exec_()
def show_qrcode(self, data, title = _("QR code")):
if not data:
return
d = QRDialog(data, self, title)
d.exec_()
def do_protect(self, func, args):
if self.wallet.use_encryption:
while True:
password = self.password_dialog()
if not password:
return
try:
self.wallet.check_password(password)
break
except Exception as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
continue
else:
password = None
if args != (False,):
args = (self,) + args + (password,)
else:
args = (self, password)
apply(func, args)
def show_public_keys(self, address):
if not address: return
try:
pubkey_list = self.wallet.get_public_keys(address)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
d = QDialog(self)
d.setMinimumSize(600, 200)
d.setModal(1)
d.setWindowTitle(_("Public key"))
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Public key") + ':'))
keys_e = ShowQRTextEdit(text='\n'.join(pubkey_list))
keys_e.addCopyButton(self.app)
vbox.addWidget(keys_e)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
d.exec_()
@protected
def show_private_key(self, address, password):
if not address: return
try:
pk_list = self.wallet.get_private_key(address, password)
except Exception as e:
traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
d = QDialog(self)
d.setMinimumSize(600, 200)
d.setModal(1)
d.setWindowTitle(_("Private key"))
vbox = QVBoxLayout()
vbox.addWidget( QLabel(_("Address") + ': ' + address))
vbox.addWidget( QLabel(_("Private key") + ':'))
keys_e = ShowQRTextEdit(text='\n'.join(pk_list))
keys_e.addCopyButton(self.app)
vbox.addWidget(keys_e)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
d.exec_()
@protected
def do_sign(self, address, message, signature, password):
message = unicode(message.toPlainText())
message = message.encode('utf-8')
try:
sig = self.wallet.sign_message(str(address.text()), message, password)
signature.setText(sig)
except Exception as e:
self.show_message(str(e))
def do_verify(self, address, message, signature):
message = unicode(message.toPlainText())
message = message.encode('utf-8')
if bitcoin.verify_message(address.text(), str(signature.toPlainText()), message):
self.show_message(_("Signature verified"))
else:
self.show_message(_("Error: wrong signature"))
def sign_verify_message(self, address=''):
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_('Sign/verify Message'))
d.setMinimumSize(410, 290)
layout = QGridLayout(d)
message_e = QTextEdit()
layout.addWidget(QLabel(_('Message')), 1, 0)
layout.addWidget(message_e, 1, 1)
layout.setRowStretch(2,3)
address_e = QLineEdit()
address_e.setText(address)
layout.addWidget(QLabel(_('Address')), 2, 0)
layout.addWidget(address_e, 2, 1)
signature_e = QTextEdit()
layout.addWidget(QLabel(_('Signature')), 3, 0)
layout.addWidget(signature_e, 3, 1)
layout.setRowStretch(3,1)
hbox = QHBoxLayout()
b = QPushButton(_("Sign"))
b.clicked.connect(lambda: self.do_sign(address_e, message_e, signature_e))
hbox.addWidget(b)
b = QPushButton(_("Verify"))
b.clicked.connect(lambda: self.do_verify(address_e, message_e, signature_e))
hbox.addWidget(b)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
d.exec_()
@protected
def do_decrypt(self, message_e, pubkey_e, encrypted_e, password):
try:
decrypted = self.wallet.decrypt_message(str(pubkey_e.text()), str(encrypted_e.toPlainText()), password)
message_e.setText(decrypted)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_warning(str(e))
def do_encrypt(self, message_e, pubkey_e, encrypted_e):
message = unicode(message_e.toPlainText())
message = message.encode('utf-8')
try:
encrypted = bitcoin.encrypt_message(message, str(pubkey_e.text()))
encrypted_e.setText(encrypted)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_warning(str(e))
def encrypt_message(self, address = ''):
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_('Encrypt/decrypt Message'))
d.setMinimumSize(610, 490)
layout = QGridLayout(d)
message_e = QTextEdit()
layout.addWidget(QLabel(_('Message')), 1, 0)
layout.addWidget(message_e, 1, 1)
layout.setRowStretch(2,3)
pubkey_e = QLineEdit()
if address:
pubkey = self.wallet.get_public_keys(address)[0]
pubkey_e.setText(pubkey)
layout.addWidget(QLabel(_('Public key')), 2, 0)
layout.addWidget(pubkey_e, 2, 1)
encrypted_e = QTextEdit()
layout.addWidget(QLabel(_('Encrypted')), 3, 0)
layout.addWidget(encrypted_e, 3, 1)
layout.setRowStretch(3,1)
hbox = QHBoxLayout()
b = QPushButton(_("Encrypt"))
b.clicked.connect(lambda: self.do_encrypt(message_e, pubkey_e, encrypted_e))
hbox.addWidget(b)
b = QPushButton(_("Decrypt"))
b.clicked.connect(lambda: self.do_decrypt(message_e, pubkey_e, encrypted_e))
hbox.addWidget(b)
b = QPushButton(_("Close"))
b.clicked.connect(d.accept)
hbox.addWidget(b)
layout.addLayout(hbox, 4, 1)
d.exec_()
def question(self, msg):
return QMessageBox.question(self, _('Message'), msg, QMessageBox.Yes | QMessageBox.No, QMessageBox.No) == QMessageBox.Yes
def show_message(self, msg):
QMessageBox.information(self, _('Message'), msg, _('OK'))
def show_warning(self, msg):
QMessageBox.warning(self, _('Warning'), msg, _('OK'))
def password_dialog(self, msg=None):
d = QDialog(self)
d.setModal(1)
d.setWindowTitle(_("Enter Password"))
pw = QLineEdit()
pw.setEchoMode(2)
vbox = QVBoxLayout()
if not msg:
msg = _('Please enter your password')
vbox.addWidget(QLabel(msg))
grid = QGridLayout()
grid.setSpacing(8)
grid.addWidget(QLabel(_('Password')), 1, 0)
grid.addWidget(pw, 1, 1)
vbox.addLayout(grid)
vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
d.setLayout(vbox)
run_hook('password_dialog', pw, grid, 1)
if not d.exec_(): return
return unicode(pw.text())
def tx_from_text(self, txt):
"json or raw hexadecimal"
try:
txt.decode('hex')
is_hex = True
except:
is_hex = False
if is_hex:
try:
return Transaction(txt)
except:
traceback.print_exc(file=sys.stdout)
QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
return
try:
tx_dict = json.loads(str(txt))
assert "hex" in tx_dict.keys()
tx = Transaction(tx_dict["hex"])
#if tx_dict.has_key("input_info"):
# input_info = json.loads(tx_dict['input_info'])
# tx.add_input_info(input_info)
return tx
except Exception:
traceback.print_exc(file=sys.stdout)
QMessageBox.critical(None, _("Unable to parse transaction"), _("Electrum was unable to parse your transaction"))
def read_tx_from_qrcode(self):
from electrum import qrscanner
try:
data = qrscanner.scan_qr(self.config)
except BaseException, e:
QMessageBox.warning(self, _('Error'), _(e), _('OK'))
return
if not data:
return
# if the user scanned a bitcoin URI
if data.startswith("bitcoin:"):
self.pay_from_URI(data)
return
# else if the user scanned an offline signed tx
# transactions are binary, but qrcode seems to return utf8...
data = data.decode('utf8')
z = bitcoin.base_decode(data, length=None, base=43)
data = ''.join(chr(ord(b)) for b in z).encode('hex')
tx = self.tx_from_text(data)
if not tx:
return
self.show_transaction(tx)
def read_tx_from_file(self):
fileName = self.getOpenFileName(_("Select your transaction file"), "*.txn")
if not fileName:
return
try:
with open(fileName, "r") as f:
file_content = f.read()
except (ValueError, IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
return self.tx_from_text(file_content)
@protected
def sign_raw_transaction(self, tx, password):
try:
self.wallet.sign_transaction(tx, password)
except Exception as e:
traceback.print_exc(file=sys.stdout)
QMessageBox.warning(self, _("Error"), str(e))
def do_process_from_text(self):
text = text_dialog(self, _('Input raw transaction'), _("Transaction:"), _("Load transaction"))
if not text:
return
tx = self.tx_from_text(text)
if tx:
self.show_transaction(tx)
def do_process_from_file(self):
tx = self.read_tx_from_file()
if tx:
self.show_transaction(tx)
def do_process_from_txid(self):
from electrum import transaction
txid, ok = QInputDialog.getText(self, _('Lookup transaction'), _('Transaction ID') + ':')
if ok and txid:
r = self.network.synchronous_get([ ('blockchain.transaction.get',[str(txid)]) ])[0]
if r:
tx = transaction.Transaction(r)
if tx:
self.show_transaction(tx)
else:
self.show_message("unknown transaction")
def do_process_from_csvReader(self, csvReader):
outputs = []
errors = []
errtext = ""
try:
for position, row in enumerate(csvReader):
address = row[0]
if not bitcoin.is_address(address):
errors.append((position, address))
continue
amount = Decimal(row[1])
amount = int(100000000*amount)
outputs.append(('address', address, amount))
except (ValueError, IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
return
if errors != []:
for x in errors:
errtext += "CSV Row " + str(x[0]+1) + ": " + x[1] + "\n"
QMessageBox.critical(None, _("Invalid Addresses"), _("ABORTING! Invalid Addresses found:") + "\n\n" + errtext)
return
try:
tx = self.wallet.make_unsigned_transaction(outputs, None, None)
except Exception as e:
self.show_message(str(e))
return
self.show_transaction(tx)
def do_process_from_csv_file(self):
fileName = self.getOpenFileName(_("Select your transaction CSV"), "*.csv")
if not fileName:
return
try:
with open(fileName, "r") as f:
csvReader = csv.reader(f)
self.do_process_from_csvReader(csvReader)
except (ValueError, IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to read file or no transaction found"), _("Electrum was unable to open your transaction file") + "\n" + str(reason))
return
def do_process_from_csv_text(self):
text = text_dialog(self, _('Input CSV'), _("Please enter a list of outputs.") + '\n' \
+ _("Format: address, amount. One output per line"), _("Load CSV"))
if not text:
return
f = StringIO.StringIO(text)
csvReader = csv.reader(f)
self.do_process_from_csvReader(csvReader)
@protected
def export_privkeys_dialog(self, password):
if self.wallet.is_watching_only():
self.show_message(_("This is a watching-only wallet"))
return
try:
self.wallet.check_password(password)
except Exception as e:
QMessageBox.warning(self, _('Error'), str(e), _('OK'))
return
d = QDialog(self)
d.setWindowTitle(_('Private keys'))
d.setMinimumSize(850, 300)
vbox = QVBoxLayout(d)
msg = "%s\n%s\n%s" % (_("WARNING: ALL your private keys are secret."),
_("Exposing a single private key can compromise your entire wallet!"),
_("In particular, DO NOT use 'redeem private key' services proposed by third parties."))
vbox.addWidget(QLabel(msg))
e = QTextEdit()
e.setReadOnly(True)
vbox.addWidget(e)
defaultname = 'electrum-private-keys.csv'
select_msg = _('Select file to export your private keys to')
hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
vbox.addLayout(hbox)
b = OkButton(d, _('Export'))
b.setEnabled(False)
vbox.addLayout(Buttons(CancelButton(d), b))
private_keys = {}
addresses = self.wallet.addresses(True)
done = False
def privkeys_thread():
for addr in addresses:
time.sleep(0.1)
if done:
break
private_keys[addr] = "\n".join(self.wallet.get_private_key(addr, password))
d.emit(SIGNAL('computing_privkeys'))
d.emit(SIGNAL('show_privkeys'))
def show_privkeys():
s = "\n".join( map( lambda x: x[0] + "\t"+ x[1], private_keys.items()))
e.setText(s)
b.setEnabled(True)
d.connect(d, QtCore.SIGNAL('computing_privkeys'), lambda: e.setText("Please wait... %d/%d"%(len(private_keys),len(addresses))))
d.connect(d, QtCore.SIGNAL('show_privkeys'), show_privkeys)
threading.Thread(target=privkeys_thread).start()
if not d.exec_():
done = True
return
filename = filename_e.text()
if not filename:
return
try:
self.do_export_privkeys(filename, private_keys, csv_button.isChecked())
except (IOError, os.error), reason:
export_error_label = _("Electrum was unable to produce a private key-export.")
QMessageBox.critical(None, _("Unable to create csv"), export_error_label + "\n" + str(reason))
except Exception as e:
self.show_message(str(e))
return
self.show_message(_("Private keys exported."))
def do_export_privkeys(self, fileName, pklist, is_csv):
with open(fileName, "w+") as f:
if is_csv:
transaction = csv.writer(f)
transaction.writerow(["address", "private_key"])
for addr, pk in pklist.items():
transaction.writerow(["%34s"%addr,pk])
else:
import json
f.write(json.dumps(pklist, indent = 4))
def do_import_labels(self):
labelsFile = self.getOpenFileName(_("Open labels file"), "*.dat")
if not labelsFile: return
try:
f = open(labelsFile, 'r')
data = f.read()
f.close()
for key, value in json.loads(data).items():
self.wallet.set_label(key, value)
QMessageBox.information(None, _("Labels imported"), _("Your labels were imported from")+" '%s'" % str(labelsFile))
except (IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to import labels"), _("Electrum was unable to import your labels.")+"\n" + str(reason))
def do_export_labels(self):
labels = self.wallet.labels
try:
fileName = self.getSaveFileName(_("Select file to save your labels"), 'electrum_labels.dat', "*.dat")
if fileName:
with open(fileName, 'w+') as f:
json.dump(labels, f)
QMessageBox.information(None, _("Labels exported"), _("Your labels where exported to")+" '%s'" % str(fileName))
except (IOError, os.error), reason:
QMessageBox.critical(None, _("Unable to export labels"), _("Electrum was unable to export your labels.")+"\n" + str(reason))
def export_history_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Export History'))
d.setMinimumSize(400, 200)
vbox = QVBoxLayout(d)
defaultname = os.path.expanduser('~/electrum-history.csv')
select_msg = _('Select file to export your wallet transactions to')
hbox, filename_e, csv_button = filename_field(self, self.config, defaultname, select_msg)
vbox.addLayout(hbox)
vbox.addStretch(1)
hbox = Buttons(CancelButton(d), OkButton(d, _('Export')))
vbox.addLayout(hbox)
run_hook('export_history_dialog', self, hbox)
self.update()
if not d.exec_():
return
filename = filename_e.text()
if not filename:
return
try:
self.do_export_history(self.wallet, filename, csv_button.isChecked())
except (IOError, os.error), reason:
export_error_label = _("Electrum was unable to produce a transaction export.")
QMessageBox.critical(self, _("Unable to export history"), export_error_label + "\n" + str(reason))
return
QMessageBox.information(self,_("History exported"), _("Your wallet history has been successfully exported."))
def do_export_history(self, wallet, fileName, is_csv):
history = wallet.get_history()
lines = []
for item in history:
tx_hash, confirmations, value, timestamp, balance = item
if confirmations:
if timestamp is not None:
time_string = format_time(timestamp)
else:
time_string = "unknown"
else:
time_string = "pending"
if value is not None:
value_string = format_satoshis(value, True)
else:
value_string = '--'
if tx_hash:
label, is_default_label = wallet.get_label(tx_hash)
label = label.encode('utf-8')
else:
label = ""
if is_csv:
lines.append([tx_hash, label, confirmations, value_string, time_string])
else:
lines.append({'txid':tx_hash, 'date':"%16s"%time_string, 'label':label, 'value':value_string})
with open(fileName, "w+") as f:
if is_csv:
transaction = csv.writer(f, lineterminator='\n')
transaction.writerow(["transaction_hash","label", "confirmations", "value", "timestamp"])
for line in lines:
transaction.writerow(line)
else:
import json
f.write(json.dumps(lines, indent = 4))
def sweep_key_dialog(self):
d = QDialog(self)
d.setWindowTitle(_('Sweep private keys'))
d.setMinimumSize(600, 300)
vbox = QVBoxLayout(d)
vbox.addWidget(QLabel(_("Enter private keys")))
keys_e = QTextEdit()
keys_e.setTabChangesFocus(True)
vbox.addWidget(keys_e)
h, address_e = address_field(self.wallet.addresses(False))
vbox.addLayout(h)
vbox.addStretch(1)
button = OkButton(d, _('Sweep'))
vbox.addLayout(Buttons(CancelButton(d), button))
button.setEnabled(False)
def get_address():
addr = str(address_e.text())
if bitcoin.is_address(addr):
return addr
def get_pk():
pk = str(keys_e.toPlainText()).strip()
if Wallet.is_private_key(pk):
return pk.split()
f = lambda: button.setEnabled(get_address() is not None and get_pk() is not None)
keys_e.textChanged.connect(f)
address_e.textChanged.connect(f)
if not d.exec_():
return
fee = self.wallet.fee_per_kb
tx = Transaction.sweep(get_pk(), self.network, get_address(), fee)
self.show_transaction(tx)
@protected
def do_import_privkey(self, password):
if not self.wallet.has_imported_keys():
r = QMessageBox.question(None, _('Warning'), ''+_('Warning') +':\n
'+ _('Imported keys are not recoverable from seed.') + ' ' \
+ _('If you ever need to restore your wallet from its seed, these keys will be lost.') + '' \
+ _('Are you sure you understand what you are doing?'), 3, 4)
if r == 4: return
text = text_dialog(self, _('Import private keys'), _("Enter private keys")+':', _("Import"))
if not text: return
text = str(text).split()
badkeys = []
addrlist = []
for key in text:
try:
addr = self.wallet.import_key(key, password)
except Exception as e:
badkeys.append(key)
continue
if not addr:
badkeys.append(key)
else:
addrlist.append(addr)
if addrlist:
QMessageBox.information(self, _('Information'), _("The following addresses were added") + ':\n' + '\n'.join(addrlist))
if badkeys:
QMessageBox.critical(self, _('Error'), _("The following inputs could not be imported") + ':\n'+ '\n'.join(badkeys))
self.update_address_tab()
self.update_history_tab()
def settings_dialog(self):
self.need_restart = False
d = QDialog(self)
d.setWindowTitle(_('Electrum Settings'))
d.setModal(1)
vbox = QVBoxLayout()
grid = QGridLayout()
grid.setColumnStretch(0,1)
widgets = []
lang_label = QLabel(_('Language') + ':')
lang_help = HelpButton(_('Select which language is used in the GUI (after restart).'))
lang_combo = QComboBox()
from electrum.i18n import languages
lang_combo.addItems(languages.values())
try:
index = languages.keys().index(self.config.get("language",''))
except Exception:
index = 0
lang_combo.setCurrentIndex(index)
if not self.config.is_modifiable('language'):
for w in [lang_combo, lang_label]: w.setEnabled(False)
def on_lang(x):
lang_request = languages.keys()[lang_combo.currentIndex()]
if lang_request != self.config.get('language'):
self.config.set_key("language", lang_request, True)
self.need_restart = True
lang_combo.currentIndexChanged.connect(on_lang)
widgets.append((lang_label, lang_combo, lang_help))
nz_label = QLabel(_('Zeros after decimal point') + ':')
nz_help = HelpButton(_('Number of zeros displayed after the decimal point. For example, if this is set to 2, "1." will be displayed as "1.00"'))
nz = QSpinBox()
nz.setMinimum(0)
nz.setMaximum(self.decimal_point)
nz.setValue(self.num_zeros)
if not self.config.is_modifiable('num_zeros'):
for w in [nz, nz_label]: w.setEnabled(False)
def on_nz():
value = nz.value()
if self.num_zeros != value:
self.num_zeros = value
self.config.set_key('num_zeros', value, True)
self.update_history_tab()
self.update_address_tab()
nz.valueChanged.connect(on_nz)
widgets.append((nz_label, nz, nz_help))
fee_label = QLabel(_('Transaction fee per kb') + ':')
fee_help = HelpButton(_('Fee per kilobyte of transaction.') + '\n' \
+ _('Recommended value') + ': ' + self.format_amount(bitcoin.RECOMMENDED_FEE) + ' ' + self.base_unit())
fee_e = BTCAmountEdit(self.get_decimal_point)
fee_e.setAmount(self.wallet.fee_per_kb)
if not self.config.is_modifiable('fee_per_kb'):
for w in [fee_e, fee_label]: w.setEnabled(False)
def on_fee():
fee = fee_e.get_amount()
self.wallet.set_fee(fee)
fee_e.editingFinished.connect(on_fee)
widgets.append((fee_label, fee_e, fee_help))
units = ['BTC', 'mBTC', 'bits']
unit_label = QLabel(_('Base unit') + ':')
unit_combo = QComboBox()
unit_combo.addItems(units)
unit_combo.setCurrentIndex(units.index(self.base_unit()))
msg = _('Base unit of your wallet.')\
+ '\n1BTC=1000mBTC.\n' \
+ _(' These settings affects the fields in the Send tab')+' '
unit_help = HelpButton(msg)
def on_unit(x):
unit_result = units[unit_combo.currentIndex()]
if self.base_unit() == unit_result:
return
if unit_result == 'BTC':
self.decimal_point = 8
elif unit_result == 'mBTC':
self.decimal_point = 5
elif unit_result == 'bits':
self.decimal_point = 2
else:
raise Exception('Unknown base unit')
self.config.set_key('decimal_point', self.decimal_point, True)
self.update_history_tab()
self.update_receive_tab()
self.update_address_tab()
fee_e.setAmount(self.wallet.fee_per_kb)
self.update_status()
unit_combo.currentIndexChanged.connect(on_unit)
widgets.append((unit_label, unit_combo, unit_help))
block_explorers = ['Blockchain.info', 'Blockr.io', 'Insight.is', "Blocktrail.com"]
block_ex_label = QLabel(_('Online Block Explorer') + ':')
block_ex_combo = QComboBox()
block_ex_combo.addItems(block_explorers)
block_ex_combo.setCurrentIndex(block_explorers.index(self.config.get('block_explorer', 'Blockchain.info')))
block_ex_help = HelpButton(_('Choose which online block explorer to use for functions that open a web browser'))
def on_be(x):
be_result = block_explorers[block_ex_combo.currentIndex()]
self.config.set_key('block_explorer', be_result, True)
block_ex_combo.currentIndexChanged.connect(on_be)
widgets.append((block_ex_label, block_ex_combo, block_ex_help))
from electrum import qrscanner
system_cameras = qrscanner._find_system_cameras()
qr_combo = QComboBox()
qr_combo.addItem("Default","default")
for camera, device in system_cameras.items():
qr_combo.addItem(camera, device)
#combo.addItem("Manually specify a device", config.get("video_device"))
index = qr_combo.findData(self.config.get("video_device"))
qr_combo.setCurrentIndex(index)
qr_label = QLabel(_('Video Device') + ':')
qr_combo.setEnabled(qrscanner.zbar is not None)
qr_help = HelpButton(_("Install the zbar package to enable this.\nOn linux, type: 'apt-get install python-zbar'"))
on_video_device = lambda x: self.config.set_key("video_device", str(qr_combo.itemData(x).toString()), True)
qr_combo.currentIndexChanged.connect(on_video_device)
widgets.append((qr_label, qr_combo, qr_help))
usechange_cb = QCheckBox(_('Use change addresses'))
usechange_cb.setChecked(self.wallet.use_change)
usechange_help = HelpButton(_('Using change addresses makes it more difficult for other people to track your transactions.'))
if not self.config.is_modifiable('use_change'): usechange_cb.setEnabled(False)
def on_usechange(x):
usechange_result = x == Qt.Checked
if self.wallet.use_change != usechange_result:
self.wallet.use_change = usechange_result
self.wallet.storage.put('use_change', self.wallet.use_change)
usechange_cb.stateChanged.connect(on_usechange)
widgets.append((usechange_cb, None, usechange_help))
showtx_cb = QCheckBox(_('Show transaction before broadcast'))
showtx_cb.setChecked(self.config.get('show_before_broadcast', False))
showtx_cb.stateChanged.connect(lambda x: self.config.set_key('show_before_broadcast', showtx_cb.isChecked()))
showtx_help = HelpButton(_('Display the details of your transactions before broadcasting it.'))
widgets.append((showtx_cb, None, showtx_help))
can_edit_fees_cb = QCheckBox(_('Set transaction fees manually'))
can_edit_fees_cb.setChecked(self.config.get('can_edit_fees', False))
def on_editfees(x):
self.config.set_key('can_edit_fees', x == Qt.Checked)
self.update_fee_edit()
can_edit_fees_cb.stateChanged.connect(on_editfees)
can_edit_fees_help = HelpButton(_('This option lets you edit fees in the send tab.'))
widgets.append((can_edit_fees_cb, None, can_edit_fees_help))
for a,b,c in widgets:
i = grid.rowCount()
if b:
grid.addWidget(a, i, 0)
grid.addWidget(b, i, 1)
else:
grid.addWidget(a, i, 0, 1, 2)
grid.addWidget(c, i, 2)
vbox.addLayout(grid)
vbox.addStretch(1)
vbox.addLayout(Buttons(CloseButton(d)))
d.setLayout(vbox)
# run the dialog
d.exec_()
run_hook('close_settings_dialog')
if self.need_restart:
QMessageBox.warning(self, _('Success'), _('Please restart Electrum to activate the new GUI settings'), _('OK'))
def run_network_dialog(self):
if not self.network:
QMessageBox.warning(self, _('Offline'), _('You are using Electrum in offline mode.\nRestart Electrum if you want to get connected.'), _('OK'))
return
NetworkDialog(self.wallet.network, self.config, self).do_exec()
def closeEvent(self, event):
self.config.set_key("is_maximized", self.isMaximized())
if not self.isMaximized():
g = self.geometry()
self.config.set_key("winpos-qt", [g.left(),g.top(),g.width(),g.height()])
self.config.set_key("console-history", self.console.history[-50:], True)
self.wallet.storage.put('accounts_expanded', self.accounts_expanded)
event.accept()
def plugins_dialog(self):
from electrum.plugins import plugins
self.pluginsdialog = d = QDialog(self)
d.setWindowTitle(_('Electrum Plugins'))
d.setModal(1)
vbox = QVBoxLayout(d)
# plugins
scroll = QScrollArea()
scroll.setEnabled(True)
scroll.setWidgetResizable(True)
scroll.setMinimumSize(400,250)
vbox.addWidget(scroll)
w = QWidget()
scroll.setWidget(w)
w.setMinimumHeight(len(plugins)*35)
grid = QGridLayout()
grid.setColumnStretch(0,1)
w.setLayout(grid)
def do_toggle(cb, p, w):
if p.is_enabled():
if p.disable():
p.close()
else:
if p.enable():
p.load_wallet(self.wallet)
p.init_qt(self.gui_object)
r = p.is_enabled()
cb.setChecked(r)
if w: w.setEnabled(r)
def mk_toggle(cb, p, w):
return lambda: do_toggle(cb,p,w)
for i, p in enumerate(plugins):
try:
cb = QCheckBox(p.fullname())
cb.setDisabled(not p.is_available())
cb.setChecked(p.is_enabled())
grid.addWidget(cb, i, 0)
if p.requires_settings():
w = p.settings_widget(self)
w.setEnabled( p.is_enabled() )
grid.addWidget(w, i, 1)
else:
w = None
cb.clicked.connect(mk_toggle(cb,p,w))
grid.addWidget(HelpButton(p.description()), i, 2)
except Exception:
print_msg("Error: cannot display plugin", p)
traceback.print_exc(file=sys.stdout)
grid.setRowStretch(i+1,1)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()
def show_account_details(self, k):
account = self.wallet.accounts[k]
d = QDialog(self)
d.setWindowTitle(_('Account Details'))
d.setModal(1)
vbox = QVBoxLayout(d)
name = self.wallet.get_account_name(k)
label = QLabel('Name: ' + name)
vbox.addWidget(label)
vbox.addWidget(QLabel(_('Address type') + ': ' + account.get_type()))
vbox.addWidget(QLabel(_('Derivation') + ': ' + k))
vbox.addWidget(QLabel(_('Master Public Key:')))
text = QTextEdit()
text.setReadOnly(True)
text.setMaximumHeight(170)
vbox.addWidget(text)
mpk_text = '\n'.join( account.get_master_pubkeys() )
text.setText(mpk_text)
vbox.addLayout(Buttons(CloseButton(d)))
d.exec_()