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Diffstat (limited to 'src/leap/bitmask/gui/passwordwindow.py')
| -rw-r--r-- | src/leap/bitmask/gui/passwordwindow.py | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/src/leap/bitmask/gui/passwordwindow.py b/src/leap/bitmask/gui/passwordwindow.py new file mode 100644 index 00000000..f7ef079e --- /dev/null +++ b/src/leap/bitmask/gui/passwordwindow.py @@ -0,0 +1,273 @@ +# -*- coding: utf-8 -*- +# passwordwindow.py +# Copyright (C) 2014 LEAP +# +# 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 <http://www.gnu.org/licenses/>. + +""" +Change password dialog window +""" + +from PySide import QtCore, QtGui +from leap.bitmask.util.credentials import password_checks + +from leap.bitmask.gui.ui_password_change import Ui_PasswordChange +from leap.bitmask.gui.flashable import Flashable + +import logging +logger = logging.getLogger(__name__) + + +class PasswordWindow(QtGui.QDialog, Flashable): + + _current_window = None # currently visible password window + + def __init__(self, parent, account, app): + """ + :param parent: parent object of the PreferencesWindow. + :parent type: QWidget + + :param account: the user set in the login widget + :type account: Account + + :param app: App instance + :type app: App + """ + QtGui.QDialog.__init__(self, parent) + + self.account = account + self.app = app + self._backend_connect() + + self.ui = Ui_PasswordChange() + self.ui.setupUi(self) + + self.hide_flash() + self.ui.ok_button.clicked.connect(self._change_password) + self.ui.cancel_button.clicked.connect(self.close) + self.ui.username_lineedit.setText(account.address) + + if PasswordWindow._current_window is not None: + PasswordWindow._current_window.close() + PasswordWindow._current_window = self + + self._disabled = False # if set to True, never again enable widgets. + + if account.username is None: + # should not ever happen, but just in case + self._disabled = True + self._enable_password_widgets(False) + self.ui.cancel_button.setEnabled(True) + self.flash_error(self.tr("Please log in to change your password.")) + + if self.is_soledad_needed() and not self._soledad_ready: + self._enable_password_widgets(False) + self.ui.cancel_button.setEnabled(True) + self.flash_message( + self.tr("Please wait for data storage to be ready.")) + + def is_soledad_needed(self): + """ + Returns true if the current account needs to change the soledad + password as well as the SRP password. + """ + return self.account.is_email_enabled() + + # + # MANAGE WIDGETS + # + + def _enable_password_widgets(self, enabled): + """ + Enables or disables the widgets in the password change group box. + + :param enabled: True if the widgets should be enabled. + False if widgets should be disabled and + display the status label that shows that is + changing the password. + :type enabled: bool + """ + if self._disabled: + return + + if enabled: + self.hide_flash() + else: + self.flash_message(self.tr("Changing password...")) + + self.ui.current_password_lineedit.setEnabled(enabled) + self.ui.new_password_lineedit.setEnabled(enabled) + self.ui.new_password_confirmation_lineedit.setEnabled(enabled) + self.ui.ok_button.setEnabled(enabled) + self.ui.cancel_button.setEnabled(enabled) + + def _change_password_success(self): + """ + Callback used to display a successfully changed password. + """ + logger.debug("Password changed successfully.") + self._clear_password_inputs() + self._enable_password_widgets(True) + self.flash_success(self.tr("Password changed successfully.")) + + def _clear_password_inputs(self): + """ + Clear the contents of the inputs. + """ + self.ui.current_password_lineedit.setText("") + self.ui.new_password_lineedit.setText("") + self.ui.new_password_confirmation_lineedit.setText("") + + # + # SLOTS + # + + def _backend_connect(self): + """ + Helper to connect to backend signals + """ + sig = self.app.signaler + sig.srp_password_change_ok.connect(self._srp_change_password_ok) + sig.srp_password_change_error.connect(self._srp_password_change_error) + sig.srp_password_change_badpw.connect(self._srp_password_change_badpw) + sig.soledad_password_change_ok.connect( + self._soledad_change_password_ok) + sig.soledad_password_change_error.connect( + self._soledad_change_password_problem) + + self._soledad_ready = False + sig.soledad_bootstrap_finished.connect(self._on_soledad_ready) + + @QtCore.Slot() + def _change_password(self): + """ + TRIGGERS: + self.ui.buttonBox.accepted + + Changes the user's password if the inputboxes are correctly filled. + """ + current_password = self.ui.current_password_lineedit.text() + new_password = self.ui.new_password_lineedit.text() + new_password2 = self.ui.new_password_confirmation_lineedit.text() + + self._enable_password_widgets(True) + + if len(current_password) == 0: + self.flash_error(self.tr("Password is empty.")) + self.ui.current_password_lineedit.setFocus() + return + + ok, msg, field = password_checks(self.account.username, new_password, + new_password2) + if not ok: + self.flash_error(msg) + if field == 'new_password': + self.ui.new_password_lineedit.setFocus() + elif field == 'new_password_confirmation': + self.ui.new_password_confirmation_lineedit.setFocus() + return + + self._enable_password_widgets(False) + self.app.backend.user_change_password( + current_password=current_password, + new_password=new_password) + + def closeEvent(self, event=None): + """ + TRIGGERS: + cancel_button (indirectly via self.close()) + or when window is closed + + Close this dialog & delete ourselves to clean up signals. + """ + PasswordWindow._current_window = None + self.deleteLater() + + @QtCore.Slot() + def _srp_change_password_ok(self): + """ + TRIGGERS: + self._backend.signaler.srp_password_change_ok + + Callback used to display a successfully changed password. + """ + new_password = self.ui.new_password_lineedit.text() + logger.debug("SRP password changed successfully.") + + if self.is_soledad_needed(): + self._backend.soledad_change_password(new_password=new_password) + else: + self._change_password_success() + + @QtCore.Slot() + def _srp_password_change_error(self): + """ + TRIGGERS: + self._backend.signaler.srp_password_change_error + + Unknown problem changing password + """ + msg = self.tr("There was a problem changing the password.") + logger.error(msg) + self._enable_password_widgets(True) + self.flash_error(msg) + + @QtCore.Slot() + def _srp_password_change_badpw(self): + """ + TRIGGERS: + self._backend.signaler.srp_password_change_badpw + + The password the user entered was wrong. + """ + msg = self.tr("You did not enter a correct current password.") + logger.error(msg) + self._enable_password_widgets(True) + self.flash_error(msg) + self.ui.current_password_lineedit.setFocus() + + @QtCore.Slot() + def _soledad_change_password_ok(self): + """ + TRIGGERS: + Signaler.soledad_password_change_ok + + Soledad password change went OK. + """ + logger.debug("Soledad password changed successfully.") + self._change_password_success() + + @QtCore.Slot(unicode) + def _soledad_change_password_problem(self, msg): + """ + TRIGGERS: + Signaler.soledad_password_change_error + + Callback used to display an error on changing password. + + :param msg: the message to show to the user. + :type msg: unicode + """ + logger.error("Error changing soledad password: %s" % (msg,)) + self._enable_password_widgets(True) + self.flash_error(msg) + + @QtCore.Slot() + def _on_soledad_ready(self): + """ + TRIGGERS: + Signaler.soledad_bootstrap_finished + """ + self._enable_password_widgets(True) + self._soledad_ready = True |