[evolution-mapi] Listen and act on EBackend's online state changes

[Milan Crha <mcrha src gnome org>]

commit bafa2c496952c3e0b930c63e1e8cd491d891b86d
Author: Milan Crha <mcrha redhat com>
Date:   Thu Feb 21 15:30:01 2013 +0100

    Listen and act on EBackend's online state changes

 src/addressbook/e-book-backend-mapi.c |   79 +++++++++++++++++++++++---
 src/calendar/e-cal-backend-mapi.c     |   99 ++++++++++++++++++++++++++-------
 2 files changed, 148 insertions(+), 30 deletions(-)
---
diff --git a/src/addressbook/e-book-backend-mapi.c b/src/addressbook/e-book-backend-mapi.c
index f04a17e..4f0e836 100644
--- a/src/addressbook/e-book-backend-mapi.c
+++ b/src/addressbook/e-book-backend-mapi.c
@@ -1307,6 +1307,60 @@ e_book_backend_mapi_init (EBookBackendMAPI *ebma)
                G_CALLBACK (ebbm_notify_online_cb), NULL);
 }
 
+static gboolean
+ebbm_get_destination_address (EBackend *backend,
+                             gchar **host,
+                             guint16 *port)
+{
+       ESourceRegistry *registry;
+       ESource *source;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (port != NULL, FALSE);
+       g_return_val_if_fail (host != NULL, FALSE);
+
+       registry = e_book_backend_get_registry (E_BOOK_BACKEND (backend));
+       source = e_backend_get_source (backend);
+
+       /* Sanity checking */
+       if (!registry || !source || !e_source_get_parent (source))
+               return FALSE;
+
+       source = e_source_registry_ref_source (registry, e_source_get_parent (source));
+       if (!source)
+               return FALSE;
+
+       if (e_source_has_extension (source, E_SOURCE_EXTENSION_AUTHENTICATION)) {
+               ESourceAuthentication *auth = e_source_get_extension (source, 
E_SOURCE_EXTENSION_AUTHENTICATION);
+
+               *host = g_strdup (e_source_authentication_get_host (auth));
+               *port = e_source_authentication_get_port (auth);
+
+               if (!*port)
+                       *port = 135;
+
+               result = *host && **host;
+               if (!result) {
+                       g_free (*host);
+                       *host = NULL;
+               }
+       }
+
+       g_object_unref (source);
+
+       return result;
+}
+
+static void
+ebbm_constructed (GObject *object)
+{
+       G_OBJECT_CLASS (e_book_backend_mapi_parent_class)->constructed (object);
+
+       /* Reset the connectable, it steals data from Authentication extension,
+          where is written no address */
+       e_backend_set_connectable (E_BACKEND (object), NULL);
+}
+
 static void
 ebbm_dispose (GObject *object)
 {
@@ -1351,21 +1405,26 @@ static void
 e_book_backend_mapi_class_init (EBookBackendMAPIClass *klass)
 {
        GObjectClass  *object_class = G_OBJECT_CLASS (klass);
-       EBookBackendClass *backend_class = E_BOOK_BACKEND_CLASS (klass);
+       EBackendClass *backend_class = E_BACKEND_CLASS (klass);
+       EBookBackendClass *book_backend_class = E_BOOK_BACKEND_CLASS (klass);
 
        g_type_class_add_private (klass, sizeof (EBookBackendMAPIPrivate));
 
+       object_class->constructed               = ebbm_constructed;
        object_class->dispose                   = ebbm_dispose;
 
-       backend_class->open                     = ebbm_op_open;
-       backend_class->create_contacts          = ebbm_op_create_contacts;
-       backend_class->remove_contacts          = ebbm_op_remove_contacts;
-       backend_class->modify_contacts          = ebbm_op_modify_contacts;
-       backend_class->get_contact              = ebbm_op_get_contact;
-       backend_class->get_contact_list         = ebbm_op_get_contact_list;
-       backend_class->start_view               = ebbm_op_start_view;
-       backend_class->stop_view                = ebbm_op_stop_view;
-       backend_class->get_backend_property     = ebbm_op_get_backend_property;
+       backend_class->get_destination_address  = ebbm_get_destination_address;
+
+       book_backend_class->open                = ebbm_op_open;
+       book_backend_class->create_contacts     = ebbm_op_create_contacts;
+       book_backend_class->remove_contacts     = ebbm_op_remove_contacts;
+       book_backend_class->modify_contacts     = ebbm_op_modify_contacts;
+       book_backend_class->get_contact         = ebbm_op_get_contact;
+       book_backend_class->get_contact_list    = ebbm_op_get_contact_list;
+       book_backend_class->start_view          = ebbm_op_start_view;
+       book_backend_class->stop_view           = ebbm_op_stop_view;
+       book_backend_class->get_backend_property= ebbm_op_get_backend_property;
+
        klass->op_open                          = ebbm_open;
        klass->op_remove                        = ebbm_remove;
        klass->op_get_contact                   = ebbm_get_contact;
diff --git a/src/calendar/e-cal-backend-mapi.c b/src/calendar/e-cal-backend-mapi.c
index 5f35b1a..8950d4b 100644
--- a/src/calendar/e-cal-backend-mapi.c
+++ b/src/calendar/e-cal-backend-mapi.c
@@ -3380,6 +3380,60 @@ ecbm_op_get_free_busy (ECalBackend *backend, EDataCal *cal, guint32 opid, GCance
        e_mapi_operation_queue_push (priv->op_queue, op);
 }
 
+static gboolean
+ecbm_get_destination_address (EBackend *backend,
+                             gchar **host,
+                             guint16 *port)
+{
+       ESourceRegistry *registry;
+       ESource *source;
+       gboolean result = FALSE;
+
+       g_return_val_if_fail (port != NULL, FALSE);
+       g_return_val_if_fail (host != NULL, FALSE);
+
+       registry = e_cal_backend_get_registry (E_CAL_BACKEND (backend));
+       source = e_backend_get_source (backend);
+
+       /* Sanity checking */
+       if (!registry || !source || !e_source_get_parent (source))
+               return FALSE;
+
+       source = e_source_registry_ref_source (registry, e_source_get_parent (source));
+       if (!source)
+               return FALSE;
+
+       if (e_source_has_extension (source, E_SOURCE_EXTENSION_AUTHENTICATION)) {
+               ESourceAuthentication *auth = e_source_get_extension (source, 
E_SOURCE_EXTENSION_AUTHENTICATION);
+
+               *host = g_strdup (e_source_authentication_get_host (auth));
+               *port = e_source_authentication_get_port (auth);
+
+               if (!*port)
+                       *port = 135;
+
+               result = *host && **host;
+               if (!result) {
+                       g_free (*host);
+                       *host = NULL;
+               }
+       }
+
+       g_object_unref (source);
+
+       return result;
+}
+
+static void
+ecbm_constructed (GObject *object)
+{
+       G_OBJECT_CLASS (e_cal_backend_mapi_parent_class)->constructed (object);
+
+       /* Reset the connectable, it steals data from Authentication extension,
+          where is written no address */
+       e_backend_set_connectable (E_BACKEND (object), NULL);
+}
+
 static void
 ecbm_dispose (GObject *object)
 {
@@ -3480,31 +3534,36 @@ static void
 e_cal_backend_mapi_class_init (ECalBackendMAPIClass *class)
 {
        GObjectClass *object_class;
-       ECalBackendClass *backend_class;
+       EBackendClass *backend_class;
+       ECalBackendClass *cal_backend_class;
 
-       object_class = (GObjectClass *) class;
-       backend_class = (ECalBackendClass *) class;
+       object_class = G_OBJECT_CLASS (class);
+       backend_class = E_BACKEND_CLASS (class);
+       cal_backend_class = E_CAL_BACKEND_CLASS (class);
 
-       object_class->finalize = ecbm_finalize;
+       object_class->constructed = ecbm_constructed;
        object_class->dispose = ecbm_dispose;
+       object_class->finalize = ecbm_finalize;
+
+       backend_class->get_destination_address = ecbm_get_destination_address;
 
        /* functions done asynchronously */
-       backend_class->get_backend_property = ecbm_op_get_backend_property;
-       backend_class->open = ecbm_op_open;
-       backend_class->refresh = ecbm_op_refresh;
-       backend_class->get_object = ecbm_op_get_object;
-       backend_class->get_object_list = ecbm_op_get_object_list;
-       backend_class->get_attachment_uris = ecbm_op_get_attachment_uris;
-       backend_class->create_objects = ecbm_op_create_objects;
-       backend_class->modify_objects = ecbm_op_modify_objects;
-       backend_class->remove_objects = ecbm_op_remove_objects;
-       backend_class->discard_alarm = ecbm_op_discard_alarm;
-       backend_class->receive_objects = ecbm_op_receive_objects;
-       backend_class->send_objects = ecbm_op_send_objects;
-       backend_class->get_timezone = ecbm_op_get_timezone;
-       backend_class->add_timezone = ecbm_op_add_timezone;
-       backend_class->get_free_busy = ecbm_op_get_free_busy;
-       backend_class->start_view = ecbm_op_start_view;
+       cal_backend_class->get_backend_property = ecbm_op_get_backend_property;
+       cal_backend_class->open = ecbm_op_open;
+       cal_backend_class->refresh = ecbm_op_refresh;
+       cal_backend_class->get_object = ecbm_op_get_object;
+       cal_backend_class->get_object_list = ecbm_op_get_object_list;
+       cal_backend_class->get_attachment_uris = ecbm_op_get_attachment_uris;
+       cal_backend_class->create_objects = ecbm_op_create_objects;
+       cal_backend_class->modify_objects = ecbm_op_modify_objects;
+       cal_backend_class->remove_objects = ecbm_op_remove_objects;
+       cal_backend_class->discard_alarm = ecbm_op_discard_alarm;
+       cal_backend_class->receive_objects = ecbm_op_receive_objects;
+       cal_backend_class->send_objects = ecbm_op_send_objects;
+       cal_backend_class->get_timezone = ecbm_op_get_timezone;
+       cal_backend_class->add_timezone = ecbm_op_add_timezone;
+       cal_backend_class->get_free_busy = ecbm_op_get_free_busy;
+       cal_backend_class->start_view = ecbm_op_start_view;
 }
 
 static void