[evolution-ews] notification: Try to re-subscribe in case of failure

[Fabiano Fidêncio <ffidencio src gnome org>]

commit 6d637ec54f17b096577850798a27802424301cec
Author: Fabiano Fidêncio <fidencio redhat com>
Date:   Tue Apr 7 10:28:50 2015 +0200

    notification: Try to re-subscribe in case of failure
    
    Related to: https://bugzilla.gnome.org/show_bug.cgi?id=746513

 src/server/e-ews-notification.c |   15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/src/server/e-ews-notification.c b/src/server/e-ews-notification.c
index 674440f..4cd2bf0 100644
--- a/src/server/e-ews-notification.c
+++ b/src/server/e-ews-notification.c
@@ -795,8 +795,21 @@ e_ews_notification_get_events_thread (gpointer user_data)
                ret = e_ews_notification_get_events_sync (
                                td->notification,
                                subscription_id);
-       } while (ret);
 
+               if (!ret) {
+                       g_debug ("%s: Failed to get notification events (SubscriptionId: '%s')", G_STRFUNC, 
subscription_id);
+
+                       e_ews_notification_unsubscribe_folder_sync (td->notification, subscription_id);
+                       g_free (subscription_id);
+
+                       ret = e_ews_notification_subscribe_folder_sync (td->notification, td->folders, 
&subscription_id, td->cancellable);
+                       if (ret) {
+                               g_debug ("%s: Re-subscribed to get notifications events (SubscriptionId: 
'%s')", G_STRFUNC, subscription_id);
+                       } else {
+                               g_debug ("%s: Failed to re-subscribed to get notifications events", 
G_STRFUNC);
+                       }
+               }
+       } while (ret);
 
 exit:
        if (subscription_id != NULL) {