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Viewing changes to ubuntuone/controlpanel/gui/qt/signin.py

Tags: upstream-2.0.0
Import upstream version 2.0.0

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ubuntuone/controlpanel/gui/qt/signin.py
 
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# -*- coding: utf-8 -*-
 
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# Authors: Natalia B Bidart <natalia.bidart@canonical.com>
 
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#
 
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# Copyright 2011 Canonical Ltd.
 
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#
 
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# This program is free software: you can redistribute it and/or modify it
 
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# under the terms of the GNU General Public License version 3, as published
 
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# by the Free Software Foundation.
 
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#
 
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# This program is distributed in the hope that it will be useful, but
 
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# WITHOUT ANY WARRANTY; without even the implied warranties of
 
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# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
 
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# PURPOSE.  See the GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License along
 
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# with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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"""The signin page."""
 
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from PyQt4 import QtCore
 
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from twisted.internet import defer
 
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from ubuntuone.controlpanel.gui import RESET_PASSWORD_LINK
 
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from ubuntuone.controlpanel.gui.qt import icon_from_name, handle_errors
 
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from ubuntuone.controlpanel.gui.qt.ubuntuonebin import UbuntuOneBin
 
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from ubuntuone.controlpanel.gui.qt.ui import signin_ui
 
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from ubuntuone.controlpanel.logger import setup_logging, log_call
 
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logger = setup_logging('qt.signin')
 
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class SignInPanel(UbuntuOneBin):
 
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    """The widget for signing in."""
 
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    ui_class = signin_ui
 
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    logger = logger
 
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    signinCanceled = QtCore.pyqtSignal()
 
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    credentialsFound = QtCore.pyqtSignal(dict)
 
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    def _setup(self):
 
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        """Do some extra setupping for the UI."""
 
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        super(SignInPanel, self)._setup()
 
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        self.ui.forgot_password_button.uri = RESET_PASSWORD_LINK
 
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        icon = icon_from_name('external_icon_orange')
 
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        self.ui.forgot_password_button.setIcon(icon)
 
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        self.ui.signin_button.setEnabled(False)
 
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        for entry in (self.ui.email_entry, self.ui.password_entry):
 
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            entry.textChanged.connect(self.validate)
 
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            entry.returnPressed.connect(self.ui.signin_button.click)
 
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    def validate(self, *a, **kw):
 
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        """Enable sign in button only if email and password are non empty."""
 
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        email = unicode(self.ui.email_entry.text())
 
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        password = unicode(self.ui.password_entry.text())
 
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        self.ui.signin_button.setEnabled(bool(email and password))
 
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        self.ui.signin_button.style().unpolish(self.ui.signin_button)
 
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        self.ui.signin_button.style().polish(self.ui.signin_button)
 
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    # pylint: disable=E0202
 
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    @defer.inlineCallbacks
 
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    def load(self):
 
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        """Load specific tab info."""
 
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        yield self.backend.get_credentials()
 
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    @QtCore.pyqtSlot()
 
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    @handle_errors(logger=logger)
 
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    @log_call(logger.debug)
 
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    @defer.inlineCallbacks
 
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    def on_signin_button_clicked(self):
 
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        """The 'Sign in' button was clicked."""
 
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        email = unicode(self.ui.email_entry.text())
 
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        password = unicode(self.ui.password_entry.text())
 
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        self.is_processing = True
 
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        try:
 
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            result = yield self.backend.login(email=email, password=password)
 
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            logger.info('Emitting credentialsFound for email %r.', email)
 
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            self.credentialsFound.emit(result)
 
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        finally:
 
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            self.is_processing = False
 
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    @QtCore.pyqtSlot()
 
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    def on_cancel_button_clicked(self):
 
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        """The 'Cancel' button was clicked."""
 
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        self.signinCanceled.emit()