Version bump to 1.0, description fixes, and adding of names to the recent tab for...
[gc-dialer] / src / dc_glade.py
index 0eec7a5..690039e 100755 (executable)
@@ -1,33 +1,42 @@
 #!/usr/bin/python2.5
 
-# DialCentral - Front end for Google's Grand Central service.
-# Copyright (C) 2008  Mark Bergman bergman AT merctech DOT com
-# 
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation; either
-# version 2.1 of the License, or (at your option) any later version.
-# 
-# This library 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
-# Lesser General Public License for more details.
-# 
-# You should have received a copy of the GNU Lesser General Public
-# License along with this library; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
-
-
 """
-DialCentral: A phone dialer using GrandCentral
+DialCentral - Front end for Google's Grand Central service.
+Copyright (C) 2008  Mark Bergman bergman AT merctech DOT com
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+@todo Look into an actor system
+@bug Session timeouts are bad, possible solutions:
+       @li For every X minutes, if logged in, attempt login
+       @li Restructure so code handling login/dial/sms is beneath everything else and login attempts are made if those fail
+@todo Can't text from dialpad (so can't do any arbitrary number texts)
+@todo Add logging support to make debugging issues for people a lot easier
 """
 
+
+from __future__ import with_statement
+
 import sys
 import gc
 import os
 import threading
+import base64
+import ConfigParser
+import itertools
 import warnings
-import traceback
 
 import gtk
 import gtk.glade
@@ -37,15 +46,27 @@ try:
 except ImportError:
        hildon = None
 
+import constants
 import gtk_toolbox
 
 
-class Dialcentral(object):
+def getmtime_nothrow(path):
+       try:
+               return os.path.getmtime(path)
+       except StandardError:
+               return 0
 
-       __pretty_app_name__ = "DialCentral"
-       __app_name__ = "dialcentral"
-       __version__ = "0.9.1"
-       __app_magic__ = 0xdeadbeef
+
+def display_error_message(msg):
+       error_dialog = gtk.MessageDialog(None, 0, gtk.MESSAGE_ERROR, gtk.BUTTONS_CLOSE, msg)
+
+       def close(dialog, response):
+               dialog.destroy()
+       error_dialog.connect("response", close)
+       error_dialog.run()
+
+
+class Dialcentral(object):
 
        _glade_files = [
                '/usr/lib/dialcentral/dialcentral.glade',
@@ -53,47 +74,68 @@ class Dialcentral(object):
                os.path.join(os.path.dirname(__file__), "../lib/dialcentral.glade"),
        ]
 
+       KEYPAD_TAB = 0
+       RECENT_TAB = 1
+       MESSAGES_TAB = 2
+       CONTACTS_TAB = 3
+       ACCOUNT_TAB = 4
+
+       NULL_BACKEND = 0
+       GC_BACKEND = 1
+       GV_BACKEND = 2
+       BACKENDS = (NULL_BACKEND, GC_BACKEND, GV_BACKEND)
+
        _data_path = os.path.join(os.path.expanduser("~"), ".dialcentral")
+       _user_settings = "%s/settings.ini" % _data_path
 
        def __init__(self):
+               self._initDone = False
                self._connection = None
                self._osso = None
-               self._phoneBackends = []
-               self._phoneBackend = None
                self._clipboard = gtk.clipboard_get()
 
                self._deviceIsOnline = True
-               self._isLoggedIn = False
+               self._credentials = ("", "")
+               self._selectedBackendId = self.NULL_BACKEND
+               self._defaultBackendId = self.GC_BACKEND
+               self._phoneBackends = None
                self._dialpads = None
                self._accountViews = None
+               self._messagesViews = None
                self._recentViews = None
                self._contactsViews = None
 
-               for path in Dialcentral._glade_files:
+               for path in self._glade_files:
                        if os.path.isfile(path):
                                self._widgetTree = gtk.glade.XML(path)
                                break
                else:
-                       self.display_error_message("Cannot find dialcentral.glade")
+                       display_error_message("Cannot find dialcentral.glade")
                        gtk.main_quit()
                        return
 
                self._window = self._widgetTree.get_widget("mainWindow")
                self._notebook = self._widgetTree.get_widget("notebook")
                self._errorDisplay = gtk_toolbox.ErrorDisplay(self._widgetTree)
-               self._credentials = gtk_toolbox.LoginWindow(self._widgetTree)
+               self._credentialsDialog = gtk_toolbox.LoginWindow(self._widgetTree)
 
                self._app = None
                self._isFullScreen = False
                if hildon is not None:
                        self._app = hildon.Program()
+                       oldWindow = self._window
                        self._window = hildon.Window()
-                       self._widgetTree.get_widget("vbox1").reparent(self._window)
+                       oldWindow.get_child().reparent(self._window)
                        self._app.add_window(self._window)
-                       self._widgetTree.get_widget("usernameentry").set_property('hildon-input-mode', 7)
-                       self._widgetTree.get_widget("passwordentry").set_property('hildon-input-mode', 7|(1 << 29))
-                       self._widgetTree.get_widget("callbackcombo").get_child().set_property('hildon-input-mode', (1 << 4))
+
+                       try:
+                               self._widgetTree.get_widget("usernameentry").set_property('hildon-input-mode', 7)
+                               self._widgetTree.get_widget("passwordentry").set_property('hildon-input-mode', 7|(1 << 29))
+                               self._widgetTree.get_widget("callbackcombo").get_child().set_property('hildon-input-mode', (1 << 4))
+                       except TypeError, e:
+                               warnings.warn(e.message)
                        hildon.hildon_helper_set_thumb_scrollbar(self._widgetTree.get_widget('recent_scrolledwindow'), True)
+                       hildon.hildon_helper_set_thumb_scrollbar(self._widgetTree.get_widget('message_scrolledwindow'), True)
                        hildon.hildon_helper_set_thumb_scrollbar(self._widgetTree.get_widget('contacts_scrolledwindow'), True)
 
                        gtkMenu = self._widgetTree.get_widget("dialpad_menubar")
@@ -111,16 +153,16 @@ class Dialcentral(object):
                if hildon is not None:
                        self._window.set_title("Keypad")
                else:
-                       self._window.set_title("%s - Keypad" % self.__pretty_app_name__)
+                       self._window.set_title("%s - Keypad" % constants.__pretty_app_name__)
 
                callbackMapping = {
                        "on_dialpad_quit": self._on_close,
                }
                self._widgetTree.signal_autoconnect(callbackMapping)
 
-               if self._window:
-                       self._window.connect("destroy", gtk.main_quit)
-                       self._window.show_all()
+               self._window.connect("destroy", self._on_close)
+               self._window.set_default_size(800, 300)
+               self._window.show_all()
 
                backgroundSetup = threading.Thread(target=self._idle_setup)
                backgroundSetup.setDaemon(True)
@@ -131,192 +173,390 @@ class Dialcentral(object):
                If something can be done after the UI loads, push it here so it's not blocking the UI
                """
                try:
-                       import osso
-               except ImportError:
-                       osso = None
-               self._osso = None
-               if osso is not None:
-                       self._osso = osso.Context(Dialcentral.__app_name__, Dialcentral.__version__, False)
-                       device = osso.DeviceState(self._osso)
-                       device.set_device_state_callback(self._on_device_state_change, 0)
-               else:
-                       pass # warnings.warn("No OSSO", UserWarning)
+                       # Barebones UI handlers
+                       import null_backend
+                       import null_views
+
+                       self._phoneBackends = {self.NULL_BACKEND: null_backend.NullDialer()}
+                       with gtk_toolbox.gtk_lock():
+                               self._dialpads = {self.NULL_BACKEND: null_views.Dialpad(self._widgetTree)}
+                               self._accountViews = {self.NULL_BACKEND: null_views.AccountInfo(self._widgetTree)}
+                               self._recentViews = {self.NULL_BACKEND: null_views.RecentCallsView(self._widgetTree)}
+                               self._messagesViews = {self.NULL_BACKEND: null_views.MessagesView(self._widgetTree)}
+                               self._contactsViews = {self.NULL_BACKEND: null_views.ContactsView(self._widgetTree)}
+
+                               self._dialpads[self._selectedBackendId].enable()
+                               self._accountViews[self._selectedBackendId].enable()
+                               self._recentViews[self._selectedBackendId].enable()
+                               self._messagesViews[self._selectedBackendId].enable()
+                               self._contactsViews[self._selectedBackendId].enable()
+
+                       # Setup maemo specifics
+                       try:
+                               import osso
+                       except ImportError:
+                               osso = None
+                       self._osso = None
+                       if osso is not None:
+                               self._osso = osso.Context(constants.__app_name__, constants.__version__, False)
+                               device = osso.DeviceState(self._osso)
+                               device.set_device_state_callback(self._on_device_state_change, 0)
+                       else:
+                               pass # warnings.warn("No OSSO", UserWarning, 2)
 
-               try:
-                       import conic
-               except ImportError:
-                       conic = None
-               self._connection = None
-               if conic is not None:
-                       self._connection = conic.Connection()
-                       self._connection.connect("connection-event", self._on_connection_change, Dialcentral.__app_magic__)
-                       self._connection.request_connection(conic.CONNECT_FLAG_NONE)
-               else:
-                       pass # warnings.warn("No Internet Connectivity API ", UserWarning)
+                       # Setup maemo specifics
+                       try:
+                               import conic
+                       except ImportError:
+                               conic = None
+                       self._connection = None
+                       if conic is not None:
+                               self._connection = conic.Connection()
+                               self._connection.connect("connection-event", self._on_connection_change, constants.__app_magic__)
+                               self._connection.request_connection(conic.CONNECT_FLAG_NONE)
+                       else:
+                               pass # warnings.warn("No Internet Connectivity API ", UserWarning)
 
-               import gv_backend
-               import gc_backend
-               import file_backend
-               import evo_backend
-               # import gmail_backend
-               # import maemo_backend
-               import null_views
-               import gc_views
+                       # Setup costly backends
+                       import gv_backend
+                       import gc_backend
+                       import file_backend
+                       import evo_backend
+                       import gc_views
 
-               try:
-                       os.makedirs(self._data_path)
-               except OSError, e:
-                       if e.errno != 17:
-                               raise
-               self._phoneBackends = [
-                       (gc_backend.GCDialer, os.path.join(self._data_path, "gc_cookies.txt")),
-                       (gv_backend.GVDialer, os.path.join(self._data_path, "gv_cookies.txt")),
-               ]
-               backendFactory, cookieFile = None, None
-               for backendFactory, cookieFile in self._phoneBackends:
-                       if os.path.exists(cookieFile):
-                               break
-               else:
-                       backendFactory, cookieFile = self._phoneBackends[0]
-               self._phoneBackend = backendFactory(cookieFile)
-               gtk.gdk.threads_enter()
-               try:
-                       self._dialpads = {
-                               True: gc_views.Dialpad(self._widgetTree, self._errorDisplay),
-                               False: null_views.Dialpad(self._widgetTree),
-                       }
-                       self._dialpads[True].set_number("")
-                       self._accountViews = {
-                               True: gc_views.AccountInfo(self._widgetTree, self._phoneBackend, self._errorDisplay),
-                               False: null_views.AccountInfo(self._widgetTree),
-                       }
-                       self._recentViews = {
-                               True: gc_views.RecentCallsView(self._widgetTree, self._phoneBackend, self._errorDisplay),
-                               False: null_views.RecentCallsView(self._widgetTree),
-                       }
-                       self._contactsViews = {
-                               True: gc_views.ContactsView(self._widgetTree, self._phoneBackend, self._errorDisplay),
-                               False: null_views.ContactsView(self._widgetTree),
+                       try:
+                               os.makedirs(self._data_path)
+                       except OSError, e:
+                               if e.errno != 17:
+                                       raise
+                       gcCookiePath = os.path.join(self._data_path, "gc_cookies.txt")
+                       gvCookiePath = os.path.join(self._data_path, "gv_cookies.txt")
+                       self._defaultBackendId = self._guess_preferred_backend((
+                               (self.GC_BACKEND, gcCookiePath),
+                               (self.GV_BACKEND, gvCookiePath),
+                       ))
+
+                       self._phoneBackends.update({
+                               self.GC_BACKEND: gc_backend.GCDialer(gcCookiePath),
+                               self.GV_BACKEND: gv_backend.GVDialer(gvCookiePath),
+                       })
+                       with gtk_toolbox.gtk_lock():
+                               unifiedDialpad = gc_views.Dialpad(self._widgetTree, self._errorDisplay)
+                               unifiedDialpad.set_number("")
+                               self._dialpads.update({
+                                       self.GC_BACKEND: unifiedDialpad,
+                                       self.GV_BACKEND: unifiedDialpad,
+                               })
+                               self._accountViews.update({
+                                       self.GC_BACKEND: gc_views.AccountInfo(
+                                               self._widgetTree, self._phoneBackends[self.GC_BACKEND], self._errorDisplay
+                                       ),
+                                       self.GV_BACKEND: gc_views.AccountInfo(
+                                               self._widgetTree, self._phoneBackends[self.GV_BACKEND], self._errorDisplay
+                                       ),
+                               })
+                               self._recentViews.update({
+                                       self.GC_BACKEND: gc_views.RecentCallsView(
+                                               self._widgetTree, self._phoneBackends[self.GC_BACKEND], self._errorDisplay
+                                       ),
+                                       self.GV_BACKEND: gc_views.RecentCallsView(
+                                               self._widgetTree, self._phoneBackends[self.GV_BACKEND], self._errorDisplay
+                                       ),
+                               })
+                               self._messagesViews.update({
+                                       self.GC_BACKEND: null_views.MessagesView(self._widgetTree),
+                                       self.GV_BACKEND: gc_views.MessagesView(
+                                               self._widgetTree, self._phoneBackends[self.GV_BACKEND], self._errorDisplay
+                                       ),
+                               })
+                               self._contactsViews.update({
+                                       self.GC_BACKEND: gc_views.ContactsView(
+                                               self._widgetTree, self._phoneBackends[self.GC_BACKEND], self._errorDisplay
+                                       ),
+                                       self.GV_BACKEND: gc_views.ContactsView(
+                                               self._widgetTree, self._phoneBackends[self.GV_BACKEND], self._errorDisplay
+                                       ),
+                               })
+
+                       evoBackend = evo_backend.EvolutionAddressBook()
+                       fsContactsPath = os.path.join(self._data_path, "contacts")
+                       fileBackend = file_backend.FilesystemAddressBookFactory(fsContactsPath)
+                       for backendId in (self.GV_BACKEND, self.GC_BACKEND):
+                               self._dialpads[backendId].number_selected = self._select_action
+                               self._recentViews[backendId].number_selected = self._select_action
+                               self._messagesViews[backendId].number_selected = self._select_action
+                               self._contactsViews[backendId].number_selected = self._select_action
+
+                               addressBooks = [
+                                       self._phoneBackends[backendId],
+                                       evoBackend,
+                                       fileBackend,
+                               ]
+                               mergedBook = gc_views.MergedAddressBook(addressBooks, gc_views.MergedAddressBook.advanced_lastname_sorter)
+                               self._contactsViews[backendId].append(mergedBook)
+                               self._contactsViews[backendId].extend(addressBooks)
+                               self._contactsViews[backendId].open_addressbook(*self._contactsViews[backendId].get_addressbooks().next()[0][0:2])
+
+                       callbackMapping = {
+                               "on_paste": self._on_paste,
+                               "on_refresh": self._on_refresh,
+                               "on_clearcookies_clicked": self._on_clearcookies_clicked,
+                               "on_notebook_switch_page": self._on_notebook_switch_page,
+                               "on_about_activate": self._on_about_activate,
                        }
-               finally:
-                       gtk.gdk.threads_leave()
+                       self._widgetTree.signal_autoconnect(callbackMapping)
 
-               self._dialpads[True].dial = self._on_dial_clicked
-               self._recentViews[True].number_selected = self._on_number_selected
-               self._contactsViews[True].number_selected = self._on_number_selected
+                       self._initDone = True
 
-               fsContactsPath = os.path.join(self._data_path, "contacts")
-               addressBooks = [
-                       self._phoneBackend,
-                       evo_backend.EvolutionAddressBook(),
-                       file_backend.FilesystemAddressBookFactory(fsContactsPath),
-               ]
-               mergedBook = gc_views.MergedAddressBook(addressBooks, gc_views.MergedAddressBook.advanced_lastname_sorter)
-               self._contactsViews[True].append(mergedBook)
-               self._contactsViews[True].extend(addressBooks)
-               self._contactsViews[True].open_addressbook(*self._contactsViews[True].get_addressbooks().next()[0][0:2])
-               gtk.gdk.threads_enter()
-               try:
-                       self._dialpads[self._isLoggedIn].enable()
-                       self._accountViews[self._isLoggedIn].enable()
-                       self._recentViews[self._isLoggedIn].enable()
-                       self._contactsViews[self._isLoggedIn].enable()
-               finally:
-                       gtk.gdk.threads_leave()
-
-               callbackMapping = {
-                       "on_paste": self._on_paste,
-                       "on_clearcookies_clicked": self._on_clearcookies_clicked,
-                       "on_notebook_switch_page": self._on_notebook_switch_page,
-                       "on_about_activate": self._on_about_activate,
-               }
-               self._widgetTree.signal_autoconnect(callbackMapping)
+                       config = ConfigParser.SafeConfigParser()
+                       config.read(self._user_settings)
+                       with gtk_toolbox.gtk_lock():
+                               self.load_settings(config)
 
-               self.attempt_login(2)
-
-               return False
+                       gtk_toolbox.asynchronous_gtk_message(self._spawn_attempt_login)(2)
+               except StandardError, e:
+                       warnings.warn(e.message, UserWarning, 2)
+               except BaseException, e:
+                       try:
+                               warnings.warn(e.message, UserWarning, 2)
+                       finally:
+                               raise
 
-       def attempt_login(self, numOfAttempts = 1):
+       def attempt_login(self, numOfAttempts = 10, force = False):
                """
                @todo Handle user notification better like attempting to login and failed login
 
-               @note Not meant to be called directly, but run as a seperate thread.
+               @note This must be run outside of the UI lock
                """
-               assert 0 < numOfAttempts, "That was pointless having 0 or less login attempts"
+               try:
+                       assert 0 <= numOfAttempts, "That was pointless having 0 or less login attempts"
+                       assert self._initDone, "Attempting login before app is fully loaded"
+                       if not self._deviceIsOnline:
+                               raise RuntimeError("Unable to login, device is not online")
+
+                       serviceId = self.NULL_BACKEND
+                       loggedIn = False
+                       if not force:
+                               try:
+                                       self.refresh_session()
+                                       serviceId = self._defaultBackendId
+                                       loggedIn = True
+                               except StandardError, e:
+                                       warnings.warn('Session refresh failed with the following message "%s"' % e.message, UserWarning, 2)
 
+                       if not loggedIn:
+                               loggedIn, serviceId = self._login_by_user(numOfAttempts)
+
+                       with gtk_toolbox.gtk_lock():
+                               self._change_loggedin_status(serviceId)
+               except StandardError, e:
+                       with gtk_toolbox.gtk_lock():
+                               self._errorDisplay.push_exception(e)
+
+       def _spawn_attempt_login(self, *args):
+               backgroundLogin = threading.Thread(target=self.attempt_login, args=args)
+               backgroundLogin.setDaemon(True)
+               backgroundLogin.start()
+
+       def refresh_session(self):
+               """
+               @note Thread agnostic
+               """
+               assert self._initDone, "Attempting login before app is fully loaded"
                if not self._deviceIsOnline:
-                       warnings.warn("Attempted to login while device was offline")
-                       return False
-               elif self._phoneBackend is None:
-                       warnings.warn(
-                               "Attempted to login before initialization is complete, did an event fire early?"
-                       )
-                       return False
+                       raise RuntimeError("Unable to login, device is not online")
 
                loggedIn = False
-               try:
-                       if self._phoneBackend.is_authed():
-                               loggedIn = True
-                       else:
-                               for x in xrange(numOfAttempts):
-                                       gtk.gdk.threads_enter()
-                                       try:
-                                               username, password = self._credentials.request_credentials()
-                                       finally:
-                                               gtk.gdk.threads_leave()
-
-                                       loggedIn = self._phoneBackend.login(username, password)
-                                       if loggedIn:
-                                               break
-               except RuntimeError, e:
-                       warnings.warn(traceback.format_exc())
-                       gtk.gdk.threads_enter()
-                       try:
-                               self._errorDisplay.push_message(e.message)
-                       finally:
-                               gtk.gdk.threads_leave()
+               if not loggedIn:
+                       loggedIn = self._login_by_cookie()
+               if not loggedIn:
+                       loggedIn = self._login_by_settings()
 
-               gtk.gdk.threads_enter()
-               try:
-                       if not loggedIn:
-                               self._errorDisplay.push_message("Login Failed")
-                       self._change_loggedin_status(loggedIn)
-               finally:
-                       gtk.gdk.threads_leave()
-               return loggedIn
+               if not loggedIn:
+                       raise RuntimeError("Login Failed")
 
-       def display_error_message(self, msg):
-               error_dialog = gtk.MessageDialog(None, 0, gtk.MESSAGE_ERROR, gtk.BUTTONS_CLOSE, msg)
+       def _login_by_cookie(self):
+               """
+               @note Thread agnostic
+               """
+               loggedIn = self._phoneBackends[self._defaultBackendId].is_authed()
+               if loggedIn:
+                       warnings.warn(
+                               "Logged into %r through cookies" % self._phoneBackends[self._defaultBackendId],
+                               UserWarning, 2
+                       )
+               return loggedIn
 
-               def close(dialog, response, editor):
-                       editor.about_dialog = None
-                       dialog.destroy()
-               error_dialog.connect("response", close, self)
-               error_dialog.run()
+       def _login_by_settings(self):
+               """
+               @note Thread agnostic
+               """
+               username, password = self._credentials
+               loggedIn = self._phoneBackends[self._defaultBackendId].login(username, password)
+               if loggedIn:
+                       self._credentials = username, password
+                       warnings.warn(
+                               "Logged into %r through settings" % self._phoneBackends[self._defaultBackendId],
+                               UserWarning, 2
+                       )
+               return loggedIn
 
-       @staticmethod
-       def _on_close(*args, **kwds):
-               gtk.main_quit()
+       def _login_by_user(self, numOfAttempts):
+               """
+               @note This must be run outside of the UI lock
+               """
+               loggedIn, (username, password) = False, self._credentials
+               tmpServiceId = self.NULL_BACKEND
+               for attemptCount in xrange(numOfAttempts):
+                       if loggedIn:
+                               break
+                       availableServices = {
+                               self.GV_BACKEND: "Google Voice",
+                               self.GC_BACKEND: "Grand Central",
+                       }
+                       with gtk_toolbox.gtk_lock():
+                               credentials = self._credentialsDialog.request_credentials_from(
+                                       availableServices, defaultCredentials = self._credentials
+                               )
+                       tmpServiceId, username, password = credentials
+                       loggedIn = self._phoneBackends[tmpServiceId].login(username, password)
+
+               if loggedIn:
+                       serviceId = tmpServiceId
+                       self._credentials = username, password
+                       warnings.warn(
+                               "Logged into %r through user request" % self._phoneBackends[serviceId],
+                               UserWarning, 2
+                       )
+               else:
+                       serviceId = self.NULL_BACKEND
+
+               return loggedIn, serviceId
+
+       def _select_action(self, action, number, message):
+               self.refresh_session()
+               if action == "select":
+                       self._dialpads[self._selectedBackendId].set_number(number)
+                       self._notebook.set_current_page(self.KEYPAD_TAB)
+               elif action == "dial":
+                       self._on_dial_clicked(number)
+               elif action == "sms":
+                       self._on_sms_clicked(number, message)
+               else:
+                       assert False, "Unknown action: %s" % action
 
        def _change_loggedin_status(self, newStatus):
-               oldStatus = self._isLoggedIn
+               oldStatus = self._selectedBackendId
+               if oldStatus == newStatus:
+                       return
 
                self._dialpads[oldStatus].disable()
                self._accountViews[oldStatus].disable()
                self._recentViews[oldStatus].disable()
+               self._messagesViews[oldStatus].disable()
                self._contactsViews[oldStatus].disable()
 
                self._dialpads[newStatus].enable()
                self._accountViews[newStatus].enable()
                self._recentViews[newStatus].enable()
+               self._messagesViews[newStatus].enable()
                self._contactsViews[newStatus].enable()
 
-               if newStatus:
-                       if self._phoneBackend.get_callback_number() is None:
-                               self._phoneBackend.set_sane_callback()
-                       self._accountViews[True].update()
+               if self._phoneBackends[self._selectedBackendId].get_callback_number() is None:
+                       self._phoneBackends[self._selectedBackendId].set_sane_callback()
+               self._accountViews[self._selectedBackendId].update()
 
-               self._isLoggedIn = newStatus
+               self._selectedBackendId = newStatus
+
+       def load_settings(self, config):
+               """
+               @note UI Thread
+               """
+               try:
+                       self._defaultBackendId = int(config.get(constants.__pretty_app_name__, "active"))
+                       blobs = (
+                               config.get(constants.__pretty_app_name__, "bin_blob_%i" % i)
+                               for i in xrange(len(self._credentials))
+                       )
+                       creds = (
+                               base64.b64decode(blob)
+                               for blob in blobs
+                       )
+                       self._credentials = tuple(creds)
+               except ConfigParser.NoSectionError, e:
+                       warnings.warn(
+                               "Settings file %s is missing section %s" % (
+                                       self._user_settings,
+                                       e.section,
+                               ),
+                               stacklevel=2
+                       )
+
+               for backendId, view in itertools.chain(
+                       self._dialpads.iteritems(),
+                       self._accountViews.iteritems(),
+                       self._messagesViews.iteritems(),
+                       self._recentViews.iteritems(),
+                       self._contactsViews.iteritems(),
+               ):
+                       sectionName = "%s - %s" % (backendId, view.name())
+                       try:
+                               view.load_settings(config, sectionName)
+                       except ConfigParser.NoSectionError, e:
+                               warnings.warn(
+                                       "Settings file %s is missing section %s" % (
+                                               self._user_settings,
+                                               e.section,
+                                       ),
+                                       stacklevel=2
+                               )
+
+       def save_settings(self, config):
+               """
+               @note Thread Agnostic
+               """
+               config.add_section(constants.__pretty_app_name__)
+               config.set(constants.__pretty_app_name__, "active", str(self._selectedBackendId))
+               for i, value in enumerate(self._credentials):
+                       blob = base64.b64encode(value)
+                       config.set(constants.__pretty_app_name__, "bin_blob_%i" % i, blob)
+               for backendId, view in itertools.chain(
+                       self._dialpads.iteritems(),
+                       self._accountViews.iteritems(),
+                       self._messagesViews.iteritems(),
+                       self._recentViews.iteritems(),
+                       self._contactsViews.iteritems(),
+               ):
+                       sectionName = "%s - %s" % (backendId, view.name())
+                       config.add_section(sectionName)
+                       view.save_settings(config, sectionName)
+
+       def _guess_preferred_backend(self, backendAndCookiePaths):
+               modTimeAndPath = [
+                       (getmtime_nothrow(path), backendId, path)
+                       for backendId, path in backendAndCookiePaths
+               ]
+               modTimeAndPath.sort()
+               return modTimeAndPath[-1][1]
+
+       def _save_settings(self):
+               """
+               @note Thread Agnostic
+               """
+               config = ConfigParser.SafeConfigParser()
+               self.save_settings(config)
+               with open(self._user_settings, "wb") as configFile:
+                       config.write(configFile)
+
+       def _on_close(self, *args, **kwds):
+               try:
+                       if self._osso is not None:
+                               self._osso.close()
+
+                       if self._initDone:
+                               self._save_settings()
+               finally:
+                       gtk.main_quit()
 
        def _on_device_state_change(self, shutdown, save_unsaved_data, memory_low, system_inactivity, message, userData):
                """
@@ -326,10 +566,14 @@ class Dialcentral(object):
                @note Hildon specific
                """
                if memory_low:
-                       self._phoneBackend.clear_caches()
-                       self._contactsViews[True].clear_caches()
+                       for backendId in self.BACKENDS:
+                               self._phoneBackends[backendId].clear_caches()
+                       self._contactsViews[self._selectedBackendId].clear_caches()
                        gc.collect()
 
+               if save_unsaved_data or shutdown:
+                       self._save_settings()
+
        def _on_connection_change(self, connection, event, magicIdentifier):
                """
                @note Hildon specific
@@ -342,16 +586,14 @@ class Dialcentral(object):
                bearer = event.get_bearer_type()
 
                if status == conic.STATUS_CONNECTED:
-                       self._window.set_sensitive(True)
                        self._deviceIsOnline = True
-                       self._isLoggedIn = False
-                       backgroundLogin = threading.Thread(target=self.attempt_login, args=[2])
-                       backgroundLogin.setDaemon(True)
-                       backgroundLogin.start()
+                       if self._initDone:
+                               self._spawn_attempt_login(2)
                elif status == conic.STATUS_DISCONNECTED:
-                       self._window.set_sensitive(False)
                        self._deviceIsOnline = False
-                       self._isLoggedIn = False
+                       if self._initDone:
+                               self._defaultBackendId = self._selectedBackendId
+                               self._change_loggedin_status(self.NULL_BACKEND)
 
        def _on_window_state_change(self, widget, event, *args):
                """
@@ -373,42 +615,63 @@ class Dialcentral(object):
                                self._window.fullscreen()
 
        def _on_clearcookies_clicked(self, *args):
-               self._phoneBackend.logout()
-               self._accountViews[True].clear()
-               self._recentViews[True].clear()
-               self._contactsViews[True].clear()
+               self._phoneBackends[self._selectedBackendId].logout()
+               self._accountViews[self._selectedBackendId].clear()
+               self._recentViews[self._selectedBackendId].clear()
+               self._messagesViews[self._selectedBackendId].clear()
+               self._contactsViews[self._selectedBackendId].clear()
+               self._change_loggedin_status(self.NULL_BACKEND)
 
-               # re-run the inital grandcentral setup
-               backgroundLogin = threading.Thread(target=self.attempt_login, args=[2])
-               backgroundLogin.setDaemon(True)
-               backgroundLogin.start()
+               self._spawn_attempt_login(2, True)
 
        def _on_notebook_switch_page(self, notebook, page, page_num):
-               if page_num == 1:
-                       self._contactsViews[self._isLoggedIn].update()
-               elif page_num == 3:
-                       self._recentViews[self._isLoggedIn].update()
+               if page_num == self.RECENT_TAB:
+                       self._recentViews[self._selectedBackendId].update()
+               elif page_num == self.MESSAGES_TAB:
+                       self._messagesViews[self._selectedBackendId].update()
+               elif page_num == self.CONTACTS_TAB:
+                       self._contactsViews[self._selectedBackendId].update()
+               elif page_num == self.ACCOUNT_TAB:
+                       self._accountViews[self._selectedBackendId].update()
 
                tabTitle = self._notebook.get_tab_label(self._notebook.get_nth_page(page_num)).get_text()
                if hildon is not None:
                        self._window.set_title(tabTitle)
                else:
-                       self._window.set_title("%s - %s" % (self.__pretty_app_name__, tabTitle))
+                       self._window.set_title("%s - %s" % (constants.__pretty_app_name__, tabTitle))
 
-       def _on_number_selected(self, number):
-               self._dialpads[True].set_number(number)
-               self._notebook.set_current_page(0)
+       def _on_sms_clicked(self, number, message):
+               assert number
+               assert message
+               try:
+                       loggedIn = self._phoneBackends[self._selectedBackendId].is_authed()
+               except RuntimeError, e:
+                       loggedIn = False
+                       self._errorDisplay.push_exception(e)
+                       return
+
+               if not loggedIn:
+                       self._errorDisplay.push_message(
+                               "Backend link with grandcentral is not working, please try again"
+                       )
+                       return
+
+               dialed = False
+               try:
+                       self._phoneBackends[self._selectedBackendId].send_sms(number, message)
+                       dialed = True
+               except RuntimeError, e:
+                       self._errorDisplay.push_exception(e)
+               except ValueError, e:
+                       self._errorDisplay.push_exception(e)
 
        def _on_dial_clicked(self, number):
-               """
-               @todo Potential blocking on web access, maybe we should defer parts of this or put up a dialog?
-               """
+               assert number
                try:
-                       loggedIn = self._phoneBackend.is_authed()
+                       loggedIn = self._phoneBackends[self._selectedBackendId].is_authed()
                except RuntimeError, e:
-                       warnings.warn(traceback.format_exc())
                        loggedIn = False
-                       self._errorDisplay.push_message(e.message)
+                       self._errorDisplay.push_exception(e)
                        return
 
                if not loggedIn:
@@ -419,30 +682,36 @@ class Dialcentral(object):
 
                dialed = False
                try:
-                       assert self._phoneBackend.get_callback_number() != ""
-                       self._phoneBackend.dial(number)
+                       assert self._phoneBackends[self._selectedBackendId].get_callback_number() != ""
+                       self._phoneBackends[self._selectedBackendId].dial(number)
                        dialed = True
                except RuntimeError, e:
-                       warnings.warn(traceback.format_exc())
-                       self._errorDisplay.push_message(e.message)
+                       self._errorDisplay.push_exception(e)
                except ValueError, e:
-                       warnings.warn(traceback.format_exc())
-                       self._errorDisplay.push_message(e.message)
+                       self._errorDisplay.push_exception(e)
 
                if dialed:
-                       self._dialpads[True].clear()
-                       self._recentViews[True].clear()
+                       self._dialpads[self._selectedBackendId].clear()
+
+       def _on_refresh(self, *args):
+               page_num = self._notebook.get_current_page()
+               if page_num == self.CONTACTS_TAB:
+                       self._contactsViews[self._selectedBackendId].update(force=True)
+               elif page_num == self.RECENT_TAB:
+                       self._recentViews[self._selectedBackendId].update(force=True)
+               elif page_num == self.MESSAGES_TAB:
+                       self._messagesViews[self._selectedBackendId].update(force=True)
 
        def _on_paste(self, *args):
                contents = self._clipboard.wait_for_text()
-               self._dialpads[True].set_number(contents)
+               self._dialpads[self._selectedBackendId].set_number(contents)
 
        def _on_about_activate(self, *args):
                dlg = gtk.AboutDialog()
-               dlg.set_name(self.__pretty_app_name__)
-               dlg.set_version(self.__version__)
+               dlg.set_name(constants.__pretty_app_name__)
+               dlg.set_version(constants.__version__)
                dlg.set_copyright("Copyright 2008 - LGPL")
-               dlg.set_comments("Dialer is designed to interface with your Google Grandcentral account.  This application is not affiliated with Google or Grandcentral in any way")
+               dlg.set_comments("Dialcentral is a touch screen enhanced interface to your GoogleVoice/Grandcentral account.  This application is not affiliated with Google in any way")
                dlg.set_website("http://gc-dialer.garage.maemo.org/")
                dlg.set_authors(["<z2n@merctech.com>", "Eric Warnke <ericew@gmail.com>", "Ed Page <edpage@byu.net>"])
                dlg.run()
@@ -463,7 +732,7 @@ def run_doctest():
 def run_dialpad():
        gtk.gdk.threads_init()
        if hildon is not None:
-               gtk.set_application_name(Dialcentral.__pretty_app_name__)
+               gtk.set_application_name(constants.__pretty_app_name__)
        handle = Dialcentral()
        gtk.main()