~diegosarmentero/ubuntu-sso-client/translation-problem

# -*- coding: utf-8 -*-

#

# Copyright 2012 Canonical Ltd.

#

# This program is free software: you can redistribute it and/or modify it

# under the terms of the GNU General Public License version 3, as published

# by the Free Software Foundation.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranties of

# MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.

"""Forgotten Password page UI."""

from functools import partial

from PyQt4 import QtCore

from ubuntu_sso import NO_OP

from ubuntu_sso.logger import setup_gui_logging, log_call

from ubuntu_sso.qt.sso_wizard_page import SSOWizardEnhancedEditPage

from ubuntu_sso.qt.ui.forgotten_password_ui import Ui_ForgottenPasswordPage

from ubuntu_sso.utils.ui import (

    EMAIL_LABEL,

    FORGOTTEN_PASSWORD_TITLE,

    FORGOTTEN_PASSWORD_SUBTITLE,

    is_correct_email,

    RESET_PASSWORD,

    REQUEST_PASSWORD_TOKEN_WRONG_EMAIL,

)

logger = setup_gui_logging('ubuntu_sso.forgotten_password_page')

class ForgottenPasswordPage(SSOWizardEnhancedEditPage):

    """Widget used to deal with users that forgot the password."""

    ui_class = Ui_ForgottenPasswordPage

    passwordResetTokenSent = QtCore.pyqtSignal(unicode)

    @property

    def _signals(self):

        """The signals to connect to the backend."""

        result = {

            'PasswordResetTokenSent':

             self._filter_by_app_name(self.on_password_reset_token_sent),

            'PasswordResetError':

             self._filter_by_app_name(self.on_password_reset_error),

        }

        return result

    @property

    def email_address(self):

        """Return the email address provided by the user."""

        return unicode(self.ui.email_line_edit.text())

    #pylint: disable=C0103

    def initializePage(self):

        """Set the initial state of ForgottenPassword page."""

        logger.debug('initializePage - About to show ForgottenPasswordPage')

        self.ui.send_button.setDefault(True)

        enabled = not self.ui.email_line_edit.text().isEmpty()

        self.ui.send_button.setEnabled(enabled)

    #pylint: enable=C0103

    def _register_fields(self):

        """Register the fields of the wizard page."""

        self.registerField('email_address',

                           self.ui.email_line_edit)

    def _set_translated_strings(self):

        """Set the translated strings in the view."""

        self.setTitle(FORGOTTEN_PASSWORD_TITLE)

        subtitle = FORGOTTEN_PASSWORD_SUBTITLE.format(app_name=self.app_name)

        self.setSubTitle(subtitle)

        self.ui.email_address_label.setText(EMAIL_LABEL)

        self.ui.send_button.setText(RESET_PASSWORD)

    def _set_enhanced_line_edit(self):

        """Set the extra logic to the line edits."""

        self.set_line_edit_validation_rule(self.ui.email_line_edit,

                                           is_correct_email)

    def _connect_ui(self):

        """Connect the diff signals from the Ui."""

        self.ui.email_line_edit.textChanged.connect(self._validate)

        self.ui.send_button.clicked.connect(self.request_new_password)

        self._set_enhanced_line_edit()

        self._register_fields()

    def request_new_password(self):

        """Send the request password operation."""

        self.hide_error()

        args = (self.app_name, self.email_address)

        logger.debug('Sending request new password for %s, email: %s', *args)

        f = self.backend.request_password_reset_token

        error_handler = partial(self._handle_error, f,

            self.on_password_reset_error)

        self.show_overlay()

        f(*args, reply_handler=NO_OP, error_handler=error_handler)

    def _validate(self):

        """Validate that we have an email."""

        email = unicode(self.ui.email_line_edit.text())

        self.ui.send_button.setEnabled(is_correct_email(email))

    def on_password_reset_token_sent(self, app_name, email):

        """Action taken when we managed to get the password reset done."""

        logger.info('ForgottenPasswordPage.on_password_reset_token_sent for '

                    '%s, email: %s', app_name, email)

        # ignore the result and move to the reset page

        self.hide_overlay()

        self.passwordResetTokenSent.emit(email)

    @log_call(logger.error)

    def on_password_reset_error(self, app_name, error):

        """Action taken when there was an error requesting the reset."""

        # set the error message

        self.hide_overlay()

        msg = REQUEST_PASSWORD_TOKEN_WRONG_EMAIL

        self.show_error(msg)