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qtdialogs.py
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qtdialogs.py
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# -*- coding: UTF-8 -*-
################################################################################
# #
# Copyright (C) 2011-2015, Armory Technologies, Inc. #
# Distributed under the GNU Affero General Public License (AGPL v3) #
# See LICENSE or http://www.gnu.org/licenses/agpl.html #
# #
################################################################################
import functools
import shutil
import socket
import sys
import time
from zipfile import ZipFile, ZIP_DEFLATED
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from armoryengine.ALL import *
from armorycolors import Colors, htmlColor
from armorymodels import *
import qrc_img_resources
from qtdefines import *
from armoryengine.PyBtcAddress import calcWalletIDFromRoot
from armoryengine.MultiSigUtils import calcLockboxID, createLockboxEntryStr,\
LBPREFIX, isBareLockbox, isP2SHLockbox
from ui.MultiSigModels import LockboxDisplayModel, LockboxDisplayProxy,\
LOCKBOXCOLS
from armoryengine.PyBtcWalletRecovery import RECOVERMODE
from armoryengine.ArmoryUtils import BTC_HOME_DIR
from ui.TreeViewGUI import AddressTreeModel
from ui.QrCodeMatrix import CreateQRMatrix
from ui.SignerSelectDialog import SignerLabelFrame
NO_CHANGE = 'NoChange'
MIN_PASSWD_WIDTH = lambda obj: tightSizeStr(obj, '*' * 16)[0]
STRETCH = 'Stretch'
CLICKED = 'clicked()'
BACKUP_TYPE_135A = '1.35a'
BACKUP_TYPE_135C = '1.35c'
BACKUP_TYPE_0_TEXT = 'Version 0 (from script, 9 lines)'
BACKUP_TYPE_135a_TEXT = 'Version 1.35a (5 lines Unencrypted)'
BACKUP_TYPE_135a_SP_TEXT = u'Version 1.35a (5 lines + SecurePrint\u200b\u2122)'
BACKUP_TYPE_135c_TEXT = 'Version 1.35c (3 lines Unencrypted)'
BACKUP_TYPE_135c_SP_TEXT = u'Version 1.35c (3 lines + SecurePrint\u200b\u2122)'
MAX_QR_SIZE = 198
MAX_SATOSHIS = 2100000000000000
################################################################################
class DlgUnlockWallet(ArmoryDialog):
def __init__(self, wlt, parent=None, main=None, unlockMsg='Unlock Wallet', \
returnResult=False, returnPassphrase=False):
super(DlgUnlockWallet, self).__init__(parent, main)
self.wlt = wlt
self.returnResult = returnResult
self.returnPassphrase = returnPassphrase
##### Upper layout
lblDescr = QLabel(self.tr("Enter your passphrase to unlock this wallet"))
lblPasswd = QLabel(self.tr("Passphrase:"))
self.edtPasswd = QLineEdit()
self.edtPasswd.setEchoMode(QLineEdit.Password)
self.edtPasswd.setMinimumWidth(MIN_PASSWD_WIDTH(self))
self.edtPasswd.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
self.btnAccept = QPushButton(self.tr("Unlock"))
self.btnCancel = QPushButton(self.tr("Cancel"))
self.connect(self.btnAccept, SIGNAL(CLICKED), self.acceptPassphrase)
self.connect(self.btnCancel, SIGNAL(CLICKED), self.reject)
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.btnAccept, QDialogButtonBox.AcceptRole)
buttonBox.addButton(self.btnCancel, QDialogButtonBox.RejectRole)
layoutUpper = QGridLayout()
layoutUpper.addWidget(lblDescr, 1, 0, 1, 2)
layoutUpper.addWidget(lblPasswd, 2, 0, 1, 1)
layoutUpper.addWidget(self.edtPasswd, 2, 1, 1, 1)
self.frmUpper = QFrame()
self.frmUpper.setLayout(layoutUpper)
##### Lower layout
# Add scrambled keyboard (EN-US only)
ttipScramble = self.main.createToolTipWidget(\
self.tr('Using a visual keyboard to enter your passphrase '
'protects you against simple keyloggers. Scrambling '
'makes it difficult to use, but prevents even loggers '
'that record mouse clicks.'))
self.createKeyButtons()
self.rdoScrambleNone = QRadioButton(self.tr('Regular Keyboard'))
self.rdoScrambleLite = QRadioButton(self.tr('Scrambled (Simple)'))
self.rdoScrambleFull = QRadioButton(self.tr('Scrambled (Dynamic)'))
btngrp = QButtonGroup(self)
btngrp.addButton(self.rdoScrambleNone)
btngrp.addButton(self.rdoScrambleLite)
btngrp.addButton(self.rdoScrambleFull)
btngrp.setExclusive(True)
defaultScramble = self.main.getSettingOrSetDefault('ScrambleDefault', 0)
if defaultScramble == 0:
self.rdoScrambleNone.setChecked(True)
elif defaultScramble == 1:
self.rdoScrambleLite.setChecked(True)
elif defaultScramble == 2:
self.rdoScrambleFull.setChecked(True)
self.connect(self.rdoScrambleNone, SIGNAL(CLICKED), self.changeScramble)
self.connect(self.rdoScrambleLite, SIGNAL(CLICKED), self.changeScramble)
self.connect(self.rdoScrambleFull, SIGNAL(CLICKED), self.changeScramble)
btnRowFrm = makeHorizFrame([self.rdoScrambleNone, \
self.rdoScrambleLite, \
self.rdoScrambleFull, \
STRETCH])
self.layoutKeyboard = QGridLayout()
self.frmKeyboard = QFrame()
self.frmKeyboard.setLayout(self.layoutKeyboard)
showOSD = self.main.getSettingOrSetDefault('KeybdOSD', False)
self.layoutLower = QGridLayout()
self.layoutLower.addWidget(btnRowFrm , 0, 0)
self.layoutLower.addWidget(self.frmKeyboard , 1, 0)
self.frmLower = QFrame()
self.frmLower.setLayout(self.layoutLower)
self.frmLower.setVisible(showOSD)
##### Expand button
self.btnShowOSD = QPushButton(self.tr('Show Keyboard >>>'))
self.btnShowOSD.setCheckable(True)
self.btnShowOSD.setChecked(showOSD)
if showOSD:
self.toggleOSD()
self.connect(self.btnShowOSD, SIGNAL('toggled(bool)'), self.toggleOSD)
frmAccept = makeHorizFrame([self.btnShowOSD, ttipScramble, STRETCH, buttonBox])
##### Complete Layout
layout = QVBoxLayout()
layout.addWidget(self.frmUpper)
layout.addWidget(frmAccept)
layout.addWidget(self.frmLower)
self.setLayout(layout)
self.setWindowTitle(unlockMsg + ' - ' + wlt.uniqueIDB58)
# Add scrambled keyboard
self.layout().setSizeConstraint(QLayout.SetFixedSize)
self.changeScramble()
self.redrawKeys()
#############################################################################
def toggleOSD(self, *args):
isChk = self.btnShowOSD.isChecked()
self.main.settings.set('KeybdOSD', isChk)
self.frmLower.setVisible(isChk)
if isChk:
self.btnShowOSD.setText(self.tr('Hide Keyboard <<<'))
else:
self.btnShowOSD.setText(self.tr('Show Keyboard >>>'))
#############################################################################
def createKeyboardKeyButton(self, keyLow, keyUp, defRow, special=None):
theBtn = LetterButton(keyLow, keyUp, defRow, special, self.edtPasswd, self)
self.connect(theBtn, SIGNAL(CLICKED), theBtn.insertLetter)
theBtn.setMaximumWidth(40)
return theBtn
#############################################################################
def redrawKeys(self):
for btn in self.btnList:
btn.setText(btn.upper if self.btnShift.isChecked() else btn.lower)
self.btnShift.setText(self.tr('SHIFT'))
self.btnSpace.setText(self.tr('SPACE'))
self.btnDelete.setText(self.tr('DEL'))
#############################################################################
def deleteKeyboard(self):
for btn in self.btnList:
btn.setParent(None)
del btn
self.btnList = []
self.btnShift.setParent(None)
self.btnSpace.setParent(None)
self.btnDelete.setParent(None)
del self.btnShift
del self.btnSpace
del self.btnDelete
del self.frmKeyboard
del self.layoutKeyboard
#############################################################################
def createKeyButtons(self):
# TODO: Add some locale-agnostic method here, that could replace
# the letter arrays with something more appropriate for non en-us
self.letLower = r"`1234567890-=qwertyuiop[]\asdfghjkl;'zxcvbnm,./"
self.letUpper = r'~!@#$%^&*()_+QWERTYUIOP{}|ASDFGHJKL:"ZXCVBNM<>?'
self.letRows = r'11111111111112222222222222333333333334444444444'
self.letPairs = zip(self.letLower, self.letUpper, self.letRows)
self.btnList = []
for l, u, r in zip(self.letLower, self.letUpper, self.letRows):
if l == '7':
# Because QPushButtons interpret ampersands as special characters
u = 2 * u
if l.isdigit():
self.btnList.append(self.createKeyboardKeyButton('#' + l, u, int(r)))
else:
self.btnList.append(self.createKeyboardKeyButton(l, u, int(r)))
# Add shift and space keys
self.btnShift = self.createKeyboardKeyButton('', '', 5, 'shift')
self.btnSpace = self.createKeyboardKeyButton(' ', ' ', 5, 'space')
self.btnDelete = self.createKeyboardKeyButton(' ', ' ', 5, 'delete')
self.btnShift.setCheckable(True)
self.btnShift.setChecked(False)
#############################################################################
def reshuffleKeys(self):
if self.rdoScrambleFull.isChecked():
self.changeScramble()
#############################################################################
def changeScramble(self):
self.deleteKeyboard()
self.frmKeyboard = QFrame()
self.layoutKeyboard = QGridLayout()
self.createKeyButtons()
if self.rdoScrambleNone.isChecked():
opt = 0
prevRow = 1
col = 0
for btn in self.btnList:
row = btn.defRow
if not row == prevRow:
col = 0
if row > 3 and col == 0:
col += 1
prevRow = row
self.layoutKeyboard.addWidget(btn, row, col)
col += 1
self.layoutKeyboard.addWidget(self.btnShift, self.btnShift.defRow, 0, 1, 3)
self.layoutKeyboard.addWidget(self.btnSpace, self.btnSpace.defRow, 4, 1, 5)
self.layoutKeyboard.addWidget(self.btnDelete, self.btnDelete.defRow, 11, 1, 2)
self.btnShift.setMaximumWidth(1000)
self.btnSpace.setMaximumWidth(1000)
self.btnDelete.setMaximumWidth(1000)
elif self.rdoScrambleLite.isChecked():
opt = 1
nchar = len(self.btnList)
rnd = SecureBinaryData().GenerateRandom(2 * nchar).toBinStr()
newBtnList = [[self.btnList[i], rnd[2 * i:2 * (i + 1)]] for i in range(nchar)]
newBtnList.sort(key=lambda x: x[1])
prevRow = 0
col = 0
for i, btn in enumerate(newBtnList):
row = i / 12
if not row == prevRow:
col = 0
prevRow = row
self.layoutKeyboard.addWidget(btn[0], row, col)
col += 1
self.layoutKeyboard.addWidget(self.btnShift, self.btnShift.defRow, 0, 1, 3)
self.layoutKeyboard.addWidget(self.btnSpace, self.btnSpace.defRow, 4, 1, 5)
self.layoutKeyboard.addWidget(self.btnDelete, self.btnDelete.defRow, 10, 1, 2)
self.btnShift.setMaximumWidth(1000)
self.btnSpace.setMaximumWidth(1000)
self.btnDelete.setMaximumWidth(1000)
elif self.rdoScrambleFull.isChecked():
opt = 2
extBtnList = self.btnList[:]
extBtnList.extend([self.btnShift, self.btnSpace])
nchar = len(extBtnList)
rnd = SecureBinaryData().GenerateRandom(2 * nchar).toBinStr()
newBtnList = [[extBtnList[i], rnd[2 * i:2 * (i + 1)]] for i in range(nchar)]
newBtnList.sort(key=lambda x: x[1])
prevRow = 0
col = 0
for i, btn in enumerate(newBtnList):
row = i / 12
if not row == prevRow:
col = 0
prevRow = row
self.layoutKeyboard.addWidget(btn[0], row, col)
col += 1
self.layoutKeyboard.addWidget(self.btnDelete, self.btnDelete.defRow - 1, 11, 1, 2)
self.btnShift.setMaximumWidth(40)
self.btnSpace.setMaximumWidth(40)
self.btnDelete.setMaximumWidth(40)
self.frmKeyboard.setLayout(self.layoutKeyboard)
self.layoutLower.addWidget(self.frmKeyboard, 1, 0)
self.main.settings.set('ScrambleDefault', opt)
self.redrawKeys()
#############################################################################
def acceptPassphrase(self):
self.securePassphrase = SecureBinaryData(str(self.edtPasswd.text()))
self.edtPasswd.setText('')
if self.returnResult:
self.accept()
return
try:
if self.returnPassphrase == False:
unlockProgress = DlgProgress(self, self.main, HBar=1,
Title=self.tr("Unlocking Wallet"))
unlockProgress.exec_(self.wlt.unlock, securePassphrase=self.securePassphrase)
self.securePassphrase.destroy()
else:
if self.wlt.verifyPassphrase(self.securePassphrase) == False:
raise PassphraseError
self.accept()
except PassphraseError:
QMessageBox.critical(self, self.tr('Invalid Passphrase'), \
self.tr('That passphrase is not correct!'), QMessageBox.Ok)
self.securePassphrase.destroy()
self.edtPasswd.setText('')
return
#############################################################################
class LetterButton(QPushButton):
def __init__(self, Low, Up, Row, Spec, edtTarget, parent):
super(LetterButton, self).__init__('')
self.lower = Low
self.upper = Up
self.defRow = Row
self.special = Spec
self.target = edtTarget
self.parent = parent
if self.special:
super(LetterButton, self).setFont(GETFONT('Var', 8))
else:
super(LetterButton, self).setFont(GETFONT('Fixed', 10))
if self.special == 'space':
self.setText(self.tr('SPACE'))
self.lower = ' '
self.upper = ' '
self.special = 5
elif self.special == 'shift':
self.setText(self.tr('SHIFT'))
self.special = 5
self.insertLetter = self.pressShift
elif self.special == 'delete':
self.setText(self.tr('DEL'))
self.special = 5
self.insertLetter = self.pressBackspace
def insertLetter(self):
currPwd = str(self.parent.edtPasswd.text())
insChar = self.upper if self.parent.btnShift.isChecked() else self.lower
if len(insChar) == 2 and insChar.startswith('#'):
insChar = insChar[1]
self.parent.edtPasswd.setText(currPwd + insChar)
self.parent.reshuffleKeys()
def pressShift(self):
self.parent.redrawKeys()
def pressBackspace(self):
currPwd = str(self.parent.edtPasswd.text())
if len(currPwd) > 0:
self.parent.edtPasswd.setText(currPwd[:-1])
self.parent.redrawKeys()
################################################################################
class DlgGenericGetPassword(ArmoryDialog):
def __init__(self, descriptionStr, parent=None, main=None):
super(DlgGenericGetPassword, self).__init__(parent, main)
lblDescr = QRichLabel(descriptionStr)
lblPasswd = QRichLabel(self.tr("Password:"))
self.edtPasswd = QLineEdit()
self.edtPasswd.setEchoMode(QLineEdit.Password)
self.edtPasswd.setMinimumWidth(MIN_PASSWD_WIDTH(self))
self.edtPasswd.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
self.btnAccept = QPushButton(self.tr("OK"))
self.btnCancel = QPushButton(self.tr("Cancel"))
self.connect(self.btnAccept, SIGNAL(CLICKED), self.accept)
self.connect(self.btnCancel, SIGNAL(CLICKED), self.reject)
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.btnAccept, QDialogButtonBox.AcceptRole)
buttonBox.addButton(self.btnCancel, QDialogButtonBox.RejectRole)
layout = QGridLayout()
layout.addWidget(lblDescr, 1, 0, 1, 2)
layout.addWidget(lblPasswd, 2, 0, 1, 1)
layout.addWidget(self.edtPasswd, 2, 1, 1, 1)
layout.addWidget(buttonBox, 3, 1, 1, 2)
self.setLayout(layout)
self.setWindowTitle(self.tr('Enter Password'))
self.setWindowIcon(QIcon(self.main.iconfile))
################################################################################
# Hack! We need to replicate the DlgBugReport... but to be as safe as
# possible for 0.91.1, we simply duplicate the dialog and modify directly.
# TODO: There's definitely a way to make DlgBugReport more generic so that
# both these contexts can be handled by it.
class DlgInconsistentWltReport(ArmoryDialog):
def __init__(self, parent, main, logPathList):
super(DlgInconsistentWltReport, self).__init__(parent, main)
QMessageBox.critical(self, self.tr('Inconsistent Wallet!'), self.tr(
'<font color="%1" size=4><b><u>Important:</u> Wallet Consistency'
'Issues Detected!</b></font>'
'<br><br>'
'Armory now detects certain kinds of hardware errors, and one'
'or more of your wallets'
'was flagged. The consistency logs need to be analyzed by the'
'Armory team to determine if any further action is required.'
'<br><br>'
'<b>This warning will pop up every time you start Armory until'
'the wallet is fixed</b>').arg(htmlColor('TextWarn')),
QMessageBox.Ok)
# logPathList is [wltID, corruptFolder] pairs
self.logPathList = logPathList[:]
walletList = [self.main.walletMap[wid] for wid,folder in logPathList]
getWltStr = lambda w: '<b>Wallet "%s" (%s)</b>' % \
(w.labelName, w.uniqueIDB58)
if len(logPathList) == 1:
wltDispStr = getWltStr(walletList[0]) + ' is'
else:
strList = [getWltStr(w) for w in walletList]
wltDispStr = ', '.join(strList[:-1]) + ' and ' + strList[-1] + ' are '
lblTopDescr = QRichLabel(self.tr(
'<b><u><font color="%1" size=4>Submit Wallet Analysis Logs for '
'Review</font></u></b><br>').arg(htmlColor('TextWarn')),
hAlign=Qt.AlignHCenter)
lblDescr = QRichLabel(self.tr(
'Armory has detected that %1 is inconsistent, '
'possibly due to hardware errors out of our control. It <u>strongly '
'recommended</u> you submit the wallet logs to the Armory developers '
'for review. Until you hear back from an Armory developer, '
'it is recommended that you: '
'<ul>'
'<li><b>Do not delete any data in your Armory home directory</b></li> '
'<li><b>Do not send or receive any funds with the affected wallet(s)</b></li> '
'<li><b>Create a backup of the wallet analysis logs</b></li> '
'</ul>').arg(wltDispStr))
btnBackupLogs = QPushButton(self.tr("Save backup of log files"))
self.connect(btnBackupLogs, SIGNAL('clicked()'), self.doBackupLogs)
frmBackup = makeHorizFrame(['Stretch', btnBackupLogs, 'Stretch'])
self.lblSubject = QRichLabel(self.tr('Subject:'))
self.edtSubject = QLineEdit()
self.edtSubject.setMaxLength(64)
self.edtSubject.setText("Wallet Consistency Logs")
self.txtDescr = QTextEdit()
self.txtDescr.setFont(GETFONT('Fixed', 9))
w,h = tightSizeNChar(self, 80)
self.txtDescr.setMinimumWidth(w)
self.txtDescr.setMinimumHeight(int(2.5*h))
self.btnCancel = QPushButton(self.tr('Close'))
self.btnbox = QDialogButtonBox()
self.btnbox.addButton(self.btnCancel, QDialogButtonBox.RejectRole)
self.connect(self.btnCancel, SIGNAL(CLICKED), self, SLOT('reject()'))
layout = QGridLayout()
i = -1
i += 1
layout.addWidget(lblTopDescr, i,0, 1,2)
i += 1
layout.addWidget(lblDescr, i,0, 1,2)
i += 1
layout.addWidget(frmBackup, i,0, 1,2)
i += 1
layout.addWidget(HLINE(), i,0, 1,2)
i += 1
layout.addWidget(self.btnbox, i,0, 1,2)
self.setLayout(layout)
self.setWindowTitle(self.tr('Inconsistent Wallet'))
self.setWindowIcon(QIcon(self.main.iconfile))
#############################################################################
def createZipfile(self, zfilePath=None, forceIncludeAllData=False):
"""
If not forceIncludeAllData, then we will exclude wallet file and/or
regular logs, depending on the user's checkbox selection. For making
a user backup, we always want to include everything, regardless of
that selection.
"""
# Should we include wallet files from logs directory?
includeWlt = self.chkIncludeWOW.isChecked()
includeReg = self.chkIncludeReg.isChecked()
# Set to default save path if needed
if zfilePath is None:
zfilePath = os.path.join(ARMORY_HOME_DIR, 'wallet_analyze_logs.zip')
# Remove a previous copy
if os.path.exists(zfilePath):
os.remove(zfilePath)
LOGINFO('Creating archive: %s', zfilePath)
zfile = ZipFile(zfilePath, 'w', ZIP_DEFLATED)
# Iterate over all log directories (usually one)
for wltID,logDir in self.logPathList:
for fn in os.listdir(logDir):
fullpath = os.path.join(logDir, fn)
# If multiple dirs, will see duplicate armorylogs and multipliers
if not os.path.isfile(fullpath):
continue
if not forceIncludeAllData:
# Exclude any wallet files if the checkbox was not checked
if not includeWlt and os.path.getsize(fullpath) >= 8:
# Don't exclude based on file extension, check leading bytes
with open(fullpath, 'rb') as tempopen:
if tempopen.read(8) == '\xbaWALLET\x00':
continue
# Exclude regular logs as well, if desired
if not includeReg and fn in ['armorylog.txt', 'armorycpplog.txt', 'dbLog.txt']:
continue
# If we got here, add file to archive
parentDir = os.path.basename(logDir)
archiveName = '%s_%s_%s' % (wltID, parentDir, fn)
LOGINFO(' Adding %s to archive' % archiveName)
zfile.write(fullpath, archiveName)
zfile.close()
return zfilePath
#############################################################################
def doBackupLogs(self):
saveTo = self.main.getFileSave(ffilter=['Zip files (*.zip)'],
defaultFilename='wallet_analyze_logs.zip')
if not saveTo:
QMessageBox.critical(self, self.tr("Not saved"), self.tr(
'You canceled the backup operation. No backup was made.'),
QMessageBox.Ok)
return
try:
self.createZipfile(saveTo, forceIncludeAllData=True)
QMessageBox.information(self, self.tr('Success'), self.tr(
'The wallet logs were successfully saved to the following'
'location:'
'<br><br>'
'%1'
'<br><br>'
'It is still important to complete the rest of this form'
'and submit the data to the Armory team for review!').arg(saveTo), QMessageBox.Ok)
except:
LOGEXCEPT('Failed to create zip file')
QMessageBox.warning(self, self.tr('Save Failed'), self.tr('There was an '
'error saving a copy of your log files'), QMessageBox.Ok)
################################################################################
class DlgNewWallet(ArmoryDialog):
def __init__(self, parent=None, main=None, initLabel=''):
super(DlgNewWallet, self).__init__(parent, main)
self.selectedImport = False
# Options for creating a new wallet
lblDlgDescr = QRichLabel(self.tr(
'Create a new wallet for managing your funds.<br> '
'The name and description can be changed at any time.'))
lblDlgDescr.setWordWrap(True)
self.edtName = QLineEdit()
self.edtName.setMaxLength(32)
self.edtName.setText(initLabel)
lblName = QLabel("Wallet &name:")
lblName.setBuddy(self.edtName)
self.edtDescr = QTextEdit()
self.edtDescr.setMaximumHeight(75)
lblDescr = QLabel("Wallet &description:")
lblDescr.setAlignment(Qt.AlignVCenter)
lblDescr.setBuddy(self.edtDescr)
buttonBox = QDialogButtonBox(QDialogButtonBox.Ok | \
QDialogButtonBox.Cancel)
# Advanced Encryption Options
lblComputeDescr = QLabel(self.tr(
'Armory will test your system\'s speed to determine the most '
'challenging encryption settings that can be performed '
'in a given amount of time. High settings make it much harder '
'for someone to guess your passphrase. This is used for all '
'encrypted wallets, but the default parameters can be changed below.\n'))
lblComputeDescr.setWordWrap(True)
timeDescrTip = self.main.createToolTipWidget(self.tr(
'This is the amount of time it will take for your computer '
'to unlock your wallet after you enter your passphrase. '
'(the actual time used will be less than the specified '
'time, but more than one half of it).'))
# Set maximum compute time
self.edtComputeTime = QLineEdit()
self.edtComputeTime.setText('250 ms')
self.edtComputeTime.setMaxLength(12)
lblComputeTime = QLabel('Target compute &time (s, ms):')
memDescrTip = self.main.createToolTipWidget(self.tr(
'This is the <b>maximum</b> memory that will be '
'used as part of the encryption process. The actual value used '
'may be lower, depending on your system\'s speed. If a '
'low value is chosen, Armory will compensate by chaining '
'together more calculations to meet the target time. High '
'memory target will make GPU-acceleration useless for '
'guessing your passphrase.'))
lblComputeTime.setBuddy(self.edtComputeTime)
# Set maximum memory usage
self.edtComputeMem = QLineEdit()
self.edtComputeMem.setText('32.0 MB')
self.edtComputeMem.setMaxLength(12)
lblComputeMem = QLabel(self.tr('Max &memory usage (kB, MB):'))
lblComputeMem.setBuddy(self.edtComputeMem)
self.edtComputeTime.setMaximumWidth(tightSizeNChar(self, 20)[0])
self.edtComputeMem.setMaximumWidth(tightSizeNChar(self, 20)[0])
# Fork watching-only wallet
cryptoLayout = QGridLayout()
cryptoLayout.addWidget(lblComputeDescr, 0, 0, 1, 3)
cryptoLayout.addWidget(timeDescrTip, 1, 0, 1, 1)
cryptoLayout.addWidget(lblComputeTime, 1, 1, 1, 1)
cryptoLayout.addWidget(self.edtComputeTime, 1, 2, 1, 1)
cryptoLayout.addWidget(memDescrTip, 2, 0, 1, 1)
cryptoLayout.addWidget(lblComputeMem, 2, 1, 1, 1)
cryptoLayout.addWidget(self.edtComputeMem, 2, 2, 1, 1)
self.cryptoFrame = QFrame()
self.cryptoFrame.setFrameStyle(STYLE_SUNKEN)
self.cryptoFrame.setLayout(cryptoLayout)
self.cryptoFrame.setVisible(False)
self.chkUseCrypto = QCheckBox(self.tr("Use wallet &encryption"))
self.chkUseCrypto.setChecked(True)
usecryptoTooltip = self.main.createToolTipWidget(self.tr(
'Encryption prevents anyone who accesses your computer '
'or wallet file from being able to spend your money, as '
'long as they do not have the passphrase. '
'You can choose to encrypt your wallet at a later time '
'through the wallet properties dialog by double clicking '
'the wallet on the dashboard.'))
# For a new wallet, the user may want to print out a paper backup
self.chkPrintPaper = QCheckBox(self.tr("Print a paper-backup of this wallet"))
self.chkPrintPaper.setChecked(True)
paperBackupTooltip = self.main.createToolTipWidget(self.tr(
'A paper-backup allows you to recover your wallet/funds even '
'if you lose your original wallet file, any time in the future. '
'Because Armory uses "deterministic wallets," '
'a single backup when the wallet is first made is sufficient '
'for all future transactions (except ones to imported '
'addresses).\n\n'
'Anyone who gets hold of your paper backup will be able to spend '
'the money in your wallet, so please secure it appropriately.'))
self.btnAccept = QPushButton(self.tr("Accept"))
self.btnCancel = QPushButton(self.tr("Cancel"))
self.btnAdvCrypto = QPushButton(self.tr("Advanced Encryption Options>>>"))
self.btnAdvCrypto.setCheckable(True)
self.btnbox = QDialogButtonBox()
self.btnbox.addButton(self.btnAdvCrypto, QDialogButtonBox.ActionRole)
self.btnbox.addButton(self.btnCancel, QDialogButtonBox.RejectRole)
self.btnbox.addButton(self.btnAccept, QDialogButtonBox.AcceptRole)
self.connect(self.btnAdvCrypto, SIGNAL('toggled(bool)'), \
self.cryptoFrame, SLOT('setVisible(bool)'))
self.connect(self.btnAccept, SIGNAL(CLICKED), \
self.verifyInputsBeforeAccept)
self.connect(self.btnCancel, SIGNAL(CLICKED), \
self, SLOT('reject()'))
self.btnImportWlt = QPushButton(self.tr("Import wallet..."))
self.connect(self.btnImportWlt, SIGNAL("clicked()"), \
self.importButtonClicked)
masterLayout = QGridLayout()
masterLayout.addWidget(lblDlgDescr, 1, 0, 1, 2)
# masterLayout.addWidget(self.btnImportWlt, 1, 2, 1, 1)
masterLayout.addWidget(lblName, 2, 0, 1, 1)
masterLayout.addWidget(self.edtName, 2, 1, 1, 2)
masterLayout.addWidget(lblDescr, 3, 0, 1, 2)
masterLayout.addWidget(self.edtDescr, 3, 1, 2, 2)
masterLayout.addWidget(self.chkUseCrypto, 5, 0, 1, 1)
masterLayout.addWidget(usecryptoTooltip, 5, 1, 1, 1)
masterLayout.addWidget(self.chkPrintPaper, 6, 0, 1, 1)
masterLayout.addWidget(paperBackupTooltip, 6, 1, 1, 1)
masterLayout.addWidget(self.cryptoFrame, 8, 0, 3, 3)
masterLayout.addWidget(self.btnbox, 11, 0, 1, 2)
masterLayout.setVerticalSpacing(5)
self.setLayout(masterLayout)
self.layout().setSizeConstraint(QLayout.SetFixedSize)
self.connect(self.chkUseCrypto, SIGNAL("clicked()"), \
self.cryptoFrame, SLOT("setEnabled(bool)"))
self.setWindowTitle(self.tr('Create Armory wallet'))
self.setWindowIcon(QIcon(self.main.iconfile))
def importButtonClicked(self):
self.selectedImport = True
self.accept()
def verifyInputsBeforeAccept(self):
### Confirm that the name and descr are within size limits #######
wltName = self.edtName.text()
wltDescr = self.edtDescr.toPlainText()
if len(wltName) < 1:
QMessageBox.warning(self, self.tr('Invalid wallet name'), \
self.tr('You must enter a name for this wallet, up to 32 characters.'), \
QMessageBox.Ok)
return False
if len(wltDescr) > 256:
reply = QMessageBox.warning(self, self.tr('Input too long'), self.tr(
'The wallet description is limited to 256 characters. Only the first '
'256 characters will be used.'), \
QMessageBox.Ok | QMessageBox.Cancel)
if reply == QMessageBox.Ok:
self.edtDescr.setText(wltDescr[:256])
else:
return False
### Check that the KDF inputs are well-formed ####################
try:
kdfT, kdfUnit = str(self.edtComputeTime.text()).strip().split(' ')
if kdfUnit.lower() == 'ms':
self.kdfSec = float(kdfT) / 1000.
elif kdfUnit.lower() in ('s', 'sec', 'seconds'):
self.kdfSec = float(kdfT)
if not (self.kdfSec <= 20.0):
QMessageBox.critical(self, self.tr('Invalid KDF Parameters'), self.tr(
'Please specify a compute time no more than 20 seconds. '
'Values above one second are usually unnecessary.'))
return False
kdfM, kdfUnit = str(self.edtComputeMem.text()).split(' ')
if kdfUnit.lower() == 'mb':
self.kdfBytes = round(float(kdfM) * (1024.0 ** 2))
if kdfUnit.lower() == 'kb':
self.kdfBytes = round(float(kdfM) * (1024.0))
if not (2 ** 15 <= self.kdfBytes <= 2 ** 31):
QMessageBox.critical(self, self.tr('Invalid KDF Parameters'), \
self.tr('Please specify a maximum memory usage between 32 kB and 2048 MB.'))
return False
LOGINFO('KDF takes %0.2f seconds and %d bytes', self.kdfSec, self.kdfBytes)
except:
QMessageBox.critical(self, self.tr('Invalid Input'), self.tr(
'Please specify time with units, such as '
'"250 ms" or "2.1 s". Specify memory as kB or MB, such as '
'"32 MB" or "256 kB". '), QMessageBox.Ok)
return False
self.accept()
def getImportWltPath(self):
self.importFile = QFileDialog.getOpenFileName(self, self.tr('Import Wallet File'), \
ARMORY_HOME_DIR, self.tr('Wallet files (*.wallet);; All files (*)'))
if self.importFile:
self.accept()
################################################################################
class DlgChangePassphrase(ArmoryDialog):
def __init__(self, parent=None, main=None, noPrevEncrypt=True):
super(DlgChangePassphrase, self).__init__(parent, main)
layout = QGridLayout()
if noPrevEncrypt:
lblDlgDescr = QLabel(self.tr('Please enter an passphrase for wallet encryption.\n\n'
'A good passphrase consists of at least 8 or more\n'
'random letters, or 5 or more random words.\n'))
lblDlgDescr.setWordWrap(True)
layout.addWidget(lblDlgDescr, 0, 0, 1, 2)
else:
lblDlgDescr = QLabel(self.tr("Change your wallet encryption passphrase"))
layout.addWidget(lblDlgDescr, 0, 0, 1, 2)
self.edtPasswdOrig = QLineEdit()
self.edtPasswdOrig.setEchoMode(QLineEdit.Password)
self.edtPasswdOrig.setMinimumWidth(MIN_PASSWD_WIDTH(self))
lblCurrPasswd = QLabel(self.tr('Current Passphrase:'))
layout.addWidget(lblCurrPasswd, 1, 0)
layout.addWidget(self.edtPasswdOrig, 1, 1)
lblPwd1 = QLabel(self.tr("New Passphrase:"))
self.edtPasswd1 = QLineEdit()
self.edtPasswd1.setEchoMode(QLineEdit.Password)
self.edtPasswd1.setMinimumWidth(MIN_PASSWD_WIDTH(self))
lblPwd2 = QLabel(self.tr("Again:"))
self.edtPasswd2 = QLineEdit()
self.edtPasswd2.setEchoMode(QLineEdit.Password)
self.edtPasswd2.setMinimumWidth(MIN_PASSWD_WIDTH(self))
layout.addWidget(lblPwd1, 2, 0)
layout.addWidget(lblPwd2, 3, 0)
layout.addWidget(self.edtPasswd1, 2, 1)
layout.addWidget(self.edtPasswd2, 3, 1)
self.lblMatches = QLabel(' ' * 20)
self.lblMatches.setTextFormat(Qt.RichText)
layout.addWidget(self.lblMatches, 4, 1)
self.chkDisableCrypt = QCheckBox(self.tr('Disable encryption for this wallet'))
if not noPrevEncrypt:
self.connect(self.chkDisableCrypt, SIGNAL('toggled(bool)'), \
self.disablePassphraseBoxes)
layout.addWidget(self.chkDisableCrypt, 4, 0)
self.btnAccept = QPushButton(self.tr("Accept"))
self.btnCancel = QPushButton(self.tr("Cancel"))
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.btnAccept, QDialogButtonBox.AcceptRole)
buttonBox.addButton(self.btnCancel, QDialogButtonBox.RejectRole)
layout.addWidget(buttonBox, 5, 0, 1, 2)
if noPrevEncrypt:
self.setWindowTitle(self.tr("Set Encryption Passphrase"))
else:
self.setWindowTitle(self.tr("Change Encryption Passphrase"))
self.setWindowIcon(QIcon(self.main.iconfile))
self.setLayout(layout)
self.connect(self.edtPasswd1, SIGNAL('textChanged(QString)'), \
self.checkPassphrase)
self.connect(self.edtPasswd2, SIGNAL('textChanged(QString)'), \
self.checkPassphrase)
self.connect(self.btnAccept, SIGNAL(CLICKED), \
self.checkPassphraseFinal)
self.connect(self.btnCancel, SIGNAL(CLICKED), \
self, SLOT('reject()'))
def disablePassphraseBoxes(self, noEncrypt=True):
self.edtPasswd1.setEnabled(not noEncrypt)
self.edtPasswd2.setEnabled(not noEncrypt)
def checkPassphrase(self):
if self.chkDisableCrypt.isChecked():
return True
p1 = self.edtPasswd1.text()
p2 = self.edtPasswd2.text()
goodColor = htmlColor('TextGreen')
badColor = htmlColor('TextRed')
if not isASCII(unicode(p1)) or \
not isASCII(unicode(p2)):
self.lblMatches.setText(self.tr('<font color=%1><b>Passphrase is non-ASCII!</b></font>').arg(badColor))
return False
if not p1 == p2:
self.lblMatches.setText(self.tr('<font color=%1><b>Passphrases do not match!</b></font>').arg(badColor))
return False
if len(p1) < 5:
self.lblMatches.setText(self.tr('<font color=%1><b>Passphrase is too short!</b></font>').arg(badColor))
return False
self.lblMatches.setText(self.tr('<font color=%1><b>Passphrases match!</b></font>').arg(goodColor))
return True
def checkPassphraseFinal(self):
if self.chkDisableCrypt.isChecked():
self.accept()
else:
if self.checkPassphrase():
dlg = DlgPasswd3(self, self.main)
if dlg.exec_():
if not str(dlg.edtPasswd3.text()) == str(self.edtPasswd1.text()):
QMessageBox.critical(self, self.tr('Invalid Passphrase'), \
self.tr('You entered your confirmation passphrase incorrectly!'), QMessageBox.Ok)
else:
self.accept()
else:
self.reject()
class DlgPasswd3(ArmoryDialog):
def __init__(self, parent=None, main=None):
super(DlgPasswd3, self).__init__(parent, main)
lblWarnImgL = QLabel()
lblWarnImgL.setPixmap(QPixmap(':/MsgBox_warning48.png'))
lblWarnImgL.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
lblWarnTxt1 = QRichLabel(\
self.tr('<font color="red"><b>!!! DO NOT FORGET YOUR PASSPHRASE !!!</b></font>'), size=4)
lblWarnTxt1.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
lblWarnTxt2 = QRichLabel(self.tr(
'<b>No one can help you recover you bitcoins if you forget the '
'passphrase and don\'t have a paper backup!</b> Your wallet and '
'any <u>digital</u> backups are useless if you forget it. '
'<br><br>'
'A <u>paper</u> backup protects your wallet forever, against '
'hard-drive loss and losing your passphrase. It also protects you '
'from theft, if the wallet was encrypted and the paper backup '
'was not stolen with it. Please make a paper backup and keep it in '
'a safe place.'
'<br><br>'
'<b>Please enter your passphrase a third time to indicate that you '
'are aware of the risks of losing your passphrase!</b>'), doWrap=True)
self.edtPasswd3 = QLineEdit()
self.edtPasswd3.setEchoMode(QLineEdit.Password)
self.edtPasswd3.setMinimumWidth(MIN_PASSWD_WIDTH(self))
bbox = QDialogButtonBox()
btnOk = QPushButton(self.tr('Accept'))
btnNo = QPushButton(self.tr('Cancel'))
self.connect(btnOk, SIGNAL(CLICKED), self.accept)
self.connect(btnNo, SIGNAL(CLICKED), self.reject)
bbox.addButton(btnOk, QDialogButtonBox.AcceptRole)
bbox.addButton(btnNo, QDialogButtonBox.RejectRole)
layout = QGridLayout()
layout.addWidget(lblWarnImgL, 0, 0, 4, 1)
layout.addWidget(lblWarnTxt1, 0, 1, 1, 1)
layout.addWidget(lblWarnTxt2, 2, 1, 1, 1)
layout.addWidget(self.edtPasswd3, 5, 1, 1, 1)
layout.addWidget(bbox, 6, 1, 1, 2)
self.setLayout(layout)