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-rw-r--r--src/leap/bitmask/gui/mainwindow.py126
1 files changed, 71 insertions, 55 deletions
diff --git a/src/leap/bitmask/gui/mainwindow.py b/src/leap/bitmask/gui/mainwindow.py
index 492ea125..24997d83 100644
--- a/src/leap/bitmask/gui/mainwindow.py
+++ b/src/leap/bitmask/gui/mainwindow.py
@@ -20,7 +20,6 @@ Main window for Bitmask.
import logging
import socket
-from functools import partial
from threading import Condition
from datetime import datetime
@@ -224,6 +223,7 @@ class MainWindow(QtGui.QMainWindow):
self._logged_user = None
self._logged_in_offline = False
+ self._backend_connected_signals = {}
self._backend_connect()
self._vpn = VPN(openvpn_verb=openvpn_verb)
@@ -361,7 +361,7 @@ class MainWindow(QtGui.QMainWindow):
if self._first_run():
self._wizard_firstrun = True
- self._backend_disconnect()
+ self._disconnect_and_untrack()
self._wizard = Wizard(backend=self._backend,
bypass_checks=bypass_checks)
# Give this window time to finish init and then show the wizard
@@ -385,72 +385,88 @@ class MainWindow(QtGui.QMainWindow):
self.tr("You are trying to do an operation "
"that requires logging in first."))
+ def _connect_and_track(self, signal, method):
+ """
+ Helper to connect signals and keep track of them.
+
+ :param signal: the signal to connect to.
+ :type signal: QtCore.Signal
+ :param method: the method to call when the signal is triggered.
+ :type method: callable, Slot or Signal
+ """
+ self._backend_connected_signals[signal] = method
+ signal.connect(method)
+
def _backend_connect(self):
"""
Helper to connect to backend signals
"""
sig = self._backend.signaler
- sig.prov_name_resolution.connect(self._intermediate_stage)
- sig.prov_https_connection.connect(self._intermediate_stage)
- sig.prov_download_ca_cert.connect(self._intermediate_stage)
-
- sig.prov_download_provider_info.connect(self._load_provider_config)
- sig.prov_check_api_certificate.connect(self._provider_config_loaded)
-
- # Only used at login, no need to disconnect this like we do
- # with the other
- sig.prov_problem_with_provider.connect(self._login_problem_provider)
-
+ self._connect_and_track(sig.prov_name_resolution,
+ self._intermediate_stage)
+ self._connect_and_track(sig.prov_https_connection,
+ self._intermediate_stage)
+ self._connect_and_track(sig.prov_download_ca_cert,
+ self._intermediate_stage)
+
+ self._connect_and_track(sig.prov_download_provider_info,
+ self._load_provider_config)
+ self._connect_and_track(sig.prov_check_api_certificate,
+ self._provider_config_loaded)
+
+ self._connect_and_track(sig.prov_problem_with_provider,
+ self._login_problem_provider)
+
+ self._connect_and_track(sig.prov_cancelled_setup,
+ self._set_login_cancelled)
+
+ self._connect_and_track(sig.srp_auth_ok, self._authentication_finished)
+
+ auth_error = (
+ lambda: self._authentication_error(self.tr("Unknown error.")))
+ self._connect_and_track(sig.srp_auth_error, auth_error)
+
+ auth_server_error = (
+ lambda: self._authentication_error(
+ self.tr("There was a server problem with authentication.")))
+ self._connect_and_track(sig.srp_auth_server_error, auth_server_error)
+
+ auth_connection_error = (
+ lambda: self._authentication_error(
+ self.tr("Could not establish a connection.")))
+ self._connect_and_track(sig.srp_auth_connection_error,
+ auth_connection_error)
+
+ auth_bad_user_or_password = (
+ lambda: self._authentication_error(
+ self.tr("Invalid username or password.")))
+ self._connect_and_track(sig.srp_auth_bad_user_or_password,
+ auth_bad_user_or_password)
+
+ self._connect_and_track(sig.srp_logout_ok, self._logout_ok)
+ self._connect_and_track(sig.srp_logout_error, self._logout_error)
+
+ self._connect_and_track(sig.srp_not_logged_in_error,
+ self._not_logged_in_error)
+
+ # We don't want to disconnect some signals so don't track them:
sig.prov_unsupported_client.connect(self._needs_update)
sig.prov_unsupported_api.connect(self._incompatible_api)
- sig.prov_cancelled_setup.connect(self._set_login_cancelled)
-
- sig.eip_download_config.connect(self._eip_intermediate_stage)
- sig.eip_download_client_certificate.connect(self._finish_eip_bootstrap)
-
- # Authentication related signals
- sig.srp_auth_ok.connect(self._authentication_finished)
-
- auth_error = partial(
- self._authentication_error,
- self.tr("Unknown error."))
- sig.srp_auth_error.connect(auth_error)
-
- auth_server_error = partial(
- self._authentication_error,
- self.tr("There was a server problem with authentication."))
- sig.srp_auth_server_error.connect(auth_server_error)
-
- auth_connection_error = partial(
- self._authentication_error,
- self.tr("Could not establish a connection."))
- sig.srp_auth_connection_error.connect(auth_connection_error)
-
- auth_bad_user_or_password = partial(
- self._authentication_error,
- self.tr("Invalid username or password."))
- sig.srp_auth_bad_user_or_password.connect(auth_bad_user_or_password)
-
- sig.srp_logout_ok.connect(self._logout_ok)
- sig.srp_logout_error.connect(self._logout_error)
-
- sig.srp_not_logged_in_error.connect(self._not_logged_in_error)
-
- def _backend_disconnect(self):
+ def _disconnect_and_untrack(self):
"""
- Helper to disconnect from backend signals.
+ Helper to disconnect the tracked signals.
Some signals are emitted from the wizard, and we want to
ignore those.
"""
- sig = self._backend.signaler
- sig.prov_name_resolution.disconnect(self._intermediate_stage)
- sig.prov_https_connection.disconnect(self._intermediate_stage)
- sig.prov_download_ca_cert.disconnect(self._intermediate_stage)
+ for signal, method in self._backend_connected_signals.items():
+ try:
+ signal.disconnect(method)
+ except RuntimeError:
+ pass # Signal was not connected
- sig.prov_download_provider_info.disconnect(self._load_provider_config)
- sig.prov_check_api_certificate.disconnect(self._provider_config_loaded)
+ self._backend_connected_signals = {}
def _rejected_wizard(self):
"""
@@ -489,7 +505,7 @@ class MainWindow(QtGui.QMainWindow):
there.
"""
if self._wizard is None:
- self._backend_disconnect()
+ self._disconnect_and_untrack()
self._wizard = Wizard(backend=self._backend,
bypass_checks=self._bypass_checks)
self._wizard.accepted.connect(self._finish_init)