Browse Source

misc ui and lib fixes for py3

seed_v14
Dmitry Sorokin 8 years ago
committed by ThomasV
parent
commit
f02d18226b
  1. 27
      gui/qt/main_window.py
  2. 4
      gui/qt/transaction_dialog.py
  3. 0
      lib/account.py
  4. 8
      lib/base_wizard.py
  5. 21
      lib/bitcoin.py
  6. 27
      lib/blockchain.py
  7. 2
      lib/util.py
  8. 12
      lib/verifier.py
  9. 5
      lib/wallet.py

27
gui/qt/main_window.py

@ -1888,7 +1888,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
@protected
def do_sign(self, address, message, signature, password):
address = str(address.text()).strip()
address = address.text().strip()
message = message.toPlainText().strip()
if not bitcoin.is_address(address):
self.show_message('Invalid Bitcoin address.')
@ -1901,12 +1901,12 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
return
task = partial(self.wallet.sign_message, address, message, password)
def show_signed_message(sig):
signature.setText(base64.b64encode(sig))
signature.setText(base64.b64encode(sig).decode('ascii'))
self.wallet.thread.add(task, on_success=show_signed_message)
def do_verify(self, address, message, signature):
address = str(address.text()).strip()
message = message.toPlainText().strip()
address = address.text().strip()
message = message.toPlainText().strip().encode('utf8')
if not bitcoin.is_address(address):
self.show_message('Invalid Bitcoin address.')
return
@ -1917,14 +1917,13 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
# This can throw on invalid base64
sig = base64.b64decode(str(signature.toPlainText()))
verified = bitcoin.verify_message(address, sig, message)
except:
except Exception as e:
verified = False
if verified:
self.show_message(_("Signature verified"))
else:
self.show_error(_("Wrong signature"))
def sign_verify_message(self, address=''):
d = WindowModalDialog(self, _('Sign/verify Message'))
d.setMinimumSize(410, 290)
@ -1964,23 +1963,21 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
@protected
def do_decrypt(self, message_e, pubkey_e, encrypted_e, password):
cyphertext = str(encrypted_e.toPlainText())
task = partial(self.wallet.decrypt_message, str(pubkey_e.text()),
cyphertext, password)
self.wallet.thread.add(task, on_success=message_e.setText)
cyphertext = encrypted_e.toPlainText()
task = partial(self.wallet.decrypt_message, pubkey_e.text(), cyphertext, password)
self.wallet.thread.add(task, on_success=lambda text: message_e.setText(text.decode('utf8')))
def do_encrypt(self, message_e, pubkey_e, encrypted_e):
message = message_e.toPlainText()
message = message.encode('utf-8')
message = message.encode('utf8')
try:
encrypted = bitcoin.encrypt_message(message, pubkey_e.text())
encrypted_e.setText(encrypted)
encrypted_e.setText(encrypted.decode('ascii'))
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.show_warning(str(e))
def encrypt_message(self, address = ''):
def encrypt_message(self, address=''):
d = WindowModalDialog(self, _('Encrypt/decrypt Message'))
d.setMinimumSize(610, 490)
@ -2025,7 +2022,6 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
d = PasswordDialog(parent, msg)
return d.run()
def tx_from_text(self, txt):
from electrum.transaction import tx_from_str, Transaction
try:
@ -2059,7 +2055,6 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
return
self.show_transaction(tx)
def read_tx_from_file(self):
fileName = self.getOpenFileName(_("Select your transaction file"), "*.txn")
if not fileName:

4
gui/qt/transaction_dialog.py

@ -42,6 +42,7 @@ from electrum.bitcoin import base_encode
from electrum.i18n import _
from electrum.plugins import run_hook
from lib.util import bfh
from .util import *
dialogs = [] # Otherwise python randomly garbage collects the dialogs...
@ -150,14 +151,13 @@ class TxDialog(QDialog, MessageBoxMixin):
dialogs.remove(self)
def show_qr(self):
text = str(self.tx).decode('hex')
text = bfh(str(self.tx))
text = base_encode(text, base=43)
try:
self.main_window.show_qrcode(text, 'Transaction', parent=self)
except Exception as e:
self.show_message(str(e))
def sign(self):
def sign_done(success):
if success:

0
lib/account.py

8
lib/base_wizard.py

@ -1,4 +1,4 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2016 Thomas Voegtlin
@ -22,12 +22,7 @@
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import six
import os
from . import bitcoin
from . import keystore
@ -36,6 +31,7 @@ from .wallet import Wallet, Imported_Wallet, Standard_Wallet, Multisig_Wallet, w
from .i18n import _
from .plugins import run_hook
class BaseWizard(object):
def __init__(self, config, storage):

21
lib/bitcoin.py

@ -1,5 +1,4 @@
# -*- coding: utf-8 -*-
#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2011 thomasv@gitorious
@ -100,8 +99,6 @@ except:
def aes_encrypt_with_iv(key, iv, data):
assert_bytes(key, iv, data)
if six.PY2:
key, iv, data = map(str, (key, iv, data))
if AES:
padlen = 16 - (len(data) % 16)
if padlen == 0:
@ -117,8 +114,6 @@ def aes_encrypt_with_iv(key, iv, data):
def aes_decrypt_with_iv(key, iv, data):
assert_bytes(key, iv, data)
if six.PY2:
key, iv, data = map(str, (key, iv, data))
if AES:
cipher = AES.new(key, AES.MODE_CBC, iv)
data = cipher.decrypt(data)
@ -135,7 +130,7 @@ def aes_decrypt_with_iv(key, iv, data):
def EncodeAES(secret, s):
assert_bytes(s)
iv = _bytes(os.urandom(16))
iv = bytes(os.urandom(16))
# aes_cbc = pyaes.AESModeOfOperationCBC(secret, iv=iv)
# aes = pyaes.Encrypter(aes_cbc)
# e = iv + aes.feed(s) + aes.feed()
@ -144,7 +139,7 @@ def EncodeAES(secret, s):
return base64.b64encode(e)
def DecodeAES(secret, e):
e = _bytes(base64.b64decode(e))
e = bytes(base64.b64decode(e))
iv, e = e[:16], e[16:]
# aes_cbc = pyaes.AESModeOfOperationCBC(secret, iv=iv)
# aes = pyaes.Decrypter(aes_cbc)
@ -289,6 +284,7 @@ def hash_160(public_key):
md.update(sha256(public_key))
return md.digest()
def hash_160_to_bc_address(h160, addrtype, witness_program_version=1):
s = bytes([addrtype])
if addrtype == ADDRTYPE_P2WPKH:
@ -302,6 +298,7 @@ def bc_address_to_hash_160(addr):
_bytes = base_decode(addr, 25, base=58)
return _bytes[0], _bytes[1:21]
def hash160_to_p2pkh(h160):
return hash_160_to_bc_address(h160, ADDRTYPE_P2PKH)
@ -309,11 +306,13 @@ def hash160_to_p2pkh(h160):
def hash160_to_p2sh(h160):
return hash_160_to_bc_address(h160, ADDRTYPE_P2SH)
def public_key_to_p2pkh(public_key):
return hash160_to_p2pkh(hash_160(public_key))
def public_key_to_p2wpkh(public_key):
return hash160_to_bc_address(hash_160(public_key), ADDRTYPE_P2WPKH)
return hash_160_to_bc_address(hash_160(public_key), ADDRTYPE_P2WPKH)
@ -512,14 +511,12 @@ from ecdsa.util import string_to_number, number_to_string
def msg_magic(message):
varint = var_int(len(message))
if six.PY3:
encoded_varint = varint.encode('ascii')
else:
encoded_varint = b"".join([chr(int(varint[i:i+2], 16)) for i in range(0, len(varint), 2)])
encoded_varint = varint.encode('ascii')
return b"\x18Bitcoin Signed Message:\n" + encoded_varint + message
def verify_message(address, sig, message):
assert_bytes(sig, message)
try:
h = Hash(msg_magic(message))
public_key, compressed = pubkey_from_signature(sig, h)

27
lib/blockchain.py

@ -1,5 +1,3 @@
#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2012 thomasv@ecdsa.org
#
@ -22,14 +20,6 @@
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import six
import os
import threading
@ -100,8 +90,9 @@ def can_connect(header):
class Blockchain(util.PrintError):
'''Manages blockchain headers and their verification'''
"""
Manages blockchain headers and their verification
"""
def __init__(self, config, checkpoint, parent_id):
self.config = config
@ -165,10 +156,10 @@ class Blockchain(util.PrintError):
raise BaseException("insufficient proof of work: %s vs target %s" % (int('0x' + _hash, 16), target))
def verify_chunk(self, index, data):
num = len(data) / 80
num = len(data) // 80
prev_header = None
if index != 0:
prev_header = self.read_header(index*2016 - 1)
prev_header = self.read_header(index * 2016 - 1)
bits, target = self.get_target(index)
for i in range(num):
raw_header = data[i*80:(i+1) * 80]
@ -294,17 +285,17 @@ class Blockchain(util.PrintError):
nTargetTimespan = 14 * 24 * 60 * 60
nActualTimespan = max(nActualTimespan, nTargetTimespan / 4)
nActualTimespan = min(nActualTimespan, nTargetTimespan * 4)
new_target = min(MAX_TARGET, (target*nActualTimespan) / nTargetTimespan)
new_target = min(MAX_TARGET, (target * nActualTimespan) / nTargetTimespan)
# convert new target to bits
c = ("%064x" % new_target)[2:]
while c[:2] == '00' and len(c) > 6:
c = c[2:]
bitsN, bitsBase = len(c) / 2, int('0x' + c[:6], 16)
bitsN, bitsBase = len(c) // 2, int('0x' + c[:6], 16)
if bitsBase >= 0x800000:
bitsN += 1
bitsBase >>= 8
new_bits = bitsN << 24 | bitsBase
return new_bits, bitsBase << (8 * (bitsN-3))
return new_bits, bitsBase << (8 * (bitsN - 3))
def can_connect(self, header, check_height=True):
height = header['block_height']
@ -327,7 +318,7 @@ class Blockchain(util.PrintError):
def connect_chunk(self, idx, hexdata):
try:
data = hexdata.decode('hex')
data = bfh(hexdata)
self.verify_chunk(idx, data)
#self.print_error("validated chunk %d" % idx)
self.save_chunk(idx, data)

2
lib/util.py

@ -332,7 +332,7 @@ def bfh(x):
elif isinstance(x, (list, tuple, map)):
return [bfh(sub) for sub in x]
else:
raise TypeError('Unexpected type: ' + type(x))
raise TypeError('Unexpected type: ' + str(type(x)))
def bh2u(x):

12
lib/verifier.py

@ -1,5 +1,3 @@
#!/usr/bin/env python
#
# Electrum - Lightweight Bitcoin Client
# Copyright (c) 2012 Thomas Voegtlin
#
@ -22,12 +20,6 @@
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import six
from .util import ThreadJob
from .bitcoin import *
@ -48,7 +40,7 @@ class SPV(ThreadJob):
unverified = self.wallet.get_unverified_txs()
for tx_hash, tx_height in unverified.items():
# do not request merkle branch before headers are available
if tx_height>0 and tx_hash not in self.merkle_roots and tx_height <= lh:
if (tx_height > 0) and (tx_hash not in self.merkle_roots) and (tx_height <= lh):
request = ('blockchain.transaction.get_merkle',
[tx_hash, tx_height])
self.network.send([request], self.verify_merkle)
@ -86,7 +78,7 @@ class SPV(ThreadJob):
h = hash_decode(target_hash)
for i in range(len(merkle_s)):
item = merkle_s[i]
h = Hash( hash_decode(item) + h ) if ((pos >> i) & 1) else Hash( h + hash_decode(item) )
h = Hash(hash_decode(item) + h) if ((pos >> i) & 1) else Hash(h + hash_decode(item))
return hash_encode(h)
def undo_verifications(self):

5
lib/wallet.py

@ -1,5 +1,3 @@
#!/usr/bin/env python
#
# Electrum - lightweight Bitcoin client
# Copyright (C) 2015 Thomas Voegtlin
#
@ -73,7 +71,6 @@ TX_STATUS = [
]
class Abstract_Wallet(PrintError):
"""
Wallet classes are created to handle various address generation methods.
@ -297,7 +294,6 @@ class Abstract_Wallet(PrintError):
self.verifier.merkle_roots.pop(tx_hash, None)
# tx will be verified only if height > 0
print('unverif', tx_hash, tx_height)
if tx_hash not in self.verified_tx:
self.unverified_tx[tx_hash] = tx_height
@ -477,7 +473,6 @@ class Abstract_Wallet(PrintError):
return tx_hash, status, label, can_broadcast, can_bump, amount, fee, height, conf, timestamp, exp_n
def get_addr_io(self, address):
h = self.history.get(address, [])
received = {}

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