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qt wizard: turn 'temp_storage' into local variable

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SomberNight 2019-09-10 20:19:41 +02:00
parent 9eee36fe00
commit 4dda162336
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GPG key ID: B33B5F232C6271E9
1 changed files with 21 additions and 20 deletions
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41
electrum/gui/qt/installwizard.py
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@ -193,8 +193,8 @@ class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
vbox.addLayout(hbox2)
self.set_layout(vbox, title=_('Electrum wallet'))
self.temp_storage = WalletStorage(path, manual_upgrades=True)
wallet_folder = os.path.dirname(self.temp_storage.path)
temp_storage = WalletStorage(path, manual_upgrades=True)
wallet_folder = os.path.dirname(temp_storage.path)
def on_choose():
path, __ = QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder)
@ -202,29 +202,30 @@ class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
self.name_e.setText(path)
def on_filename(filename):
nonlocal temp_storage
path = os.path.join(wallet_folder, filename)
wallet_from_memory = get_wallet_from_daemon(path)
try:
if wallet_from_memory:
self.temp_storage = wallet_from_memory.storage
temp_storage = wallet_from_memory.storage
else:
self.temp_storage = WalletStorage(path, manual_upgrades=True)
temp_storage = WalletStorage(path, manual_upgrades=True)
self.next_button.setEnabled(True)
except BaseException:
self.logger.exception('')
self.temp_storage = None
temp_storage = None
self.next_button.setEnabled(False)
user_needs_to_enter_password = False
if self.temp_storage:
if not self.temp_storage.file_exists():
if temp_storage:
if not temp_storage.file_exists():
msg =_("This file does not exist.") + '\n' \
+ _("Press 'Next' to create this wallet, or choose another file.")
elif not wallet_from_memory:
if self.temp_storage.is_encrypted_with_user_pw():
if temp_storage.is_encrypted_with_user_pw():
msg = _("This file is encrypted with a password.") + '\n' \
+ _('Enter your password or choose another file.')
user_needs_to_enter_password = True
elif self.temp_storage.is_encrypted_with_hw_device():
elif temp_storage.is_encrypted_with_hw_device():
msg = _("This file is encrypted using a hardware device.") + '\n' \
+ _("Press 'Next' to choose device to decrypt.")
else:
@ -245,24 +246,24 @@ class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
button.clicked.connect(on_choose)
self.name_e.textChanged.connect(on_filename)
n = os.path.basename(self.temp_storage.path)
n = os.path.basename(temp_storage.path)
self.name_e.setText(n)
while True:
if self.loop.exec_() != 2: # 2 = next
raise UserCancelled
if self.temp_storage.file_exists() and not self.temp_storage.is_encrypted():
if temp_storage.file_exists() and not temp_storage.is_encrypted():
break
if not self.temp_storage.file_exists():
if not temp_storage.file_exists():
break
wallet_from_memory = get_wallet_from_daemon(self.temp_storage.path)
wallet_from_memory = get_wallet_from_daemon(temp_storage.path)
if wallet_from_memory:
raise WalletAlreadyOpenInMemory(wallet_from_memory)
if self.temp_storage.file_exists() and self.temp_storage.is_encrypted():
if self.temp_storage.is_encrypted_with_user_pw():
if temp_storage.file_exists() and temp_storage.is_encrypted():
if temp_storage.is_encrypted_with_user_pw():
password = self.pw_e.text()
try:
self.temp_storage.decrypt(password)
temp_storage.decrypt(password)
break
except InvalidPassword as e:
self.show_message(title=_('Error'), msg=str(e))
@ -271,9 +272,9 @@ class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
self.logger.exception('')
self.show_message(title=_('Error'), msg=repr(e))
raise UserCancelled()
elif self.temp_storage.is_encrypted_with_hw_device():
elif temp_storage.is_encrypted_with_hw_device():
try:
self.run('choose_hw_device', HWD_SETUP_DECRYPT_WALLET, storage=self.temp_storage)
self.run('choose_hw_device', HWD_SETUP_DECRYPT_WALLET, storage=temp_storage)
except InvalidPassword as e:
self.show_message(title=_('Error'),
msg=_('Failed to decrypt using this hardware device.') + '\n' +
@ -284,14 +285,14 @@ class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):
self.logger.exception('')
self.show_message(title=_('Error'), msg=repr(e))
raise UserCancelled()
if self.temp_storage.is_past_initial_decryption():
if temp_storage.is_past_initial_decryption():
break
else:
raise UserCancelled()
else:
raise Exception('Unexpected encryption version')
return self.temp_storage.path, (self.temp_storage if self.temp_storage.file_exists() else None)
return temp_storage.path, (temp_storage if temp_storage.file_exists() else None)
def run_upgrades(self, storage):
path = storage.path