[evolution-ews] Fetch fresh folder's change-key, when reading folder permissions

[Milan Crha <mcrha src gnome org>]

commit 23d2f130454fea75919fbc4e24545b8637abd32c
Author: Milan Crha <mcrha redhat com>
Date:   Mon May 27 20:34:11 2013 +0200

    Fetch fresh folder's change-key, when reading folder permissions

 src/configuration/e-ews-edit-folder-permissions.c |   22 +++++++++++++++++++-
 1 files changed, 20 insertions(+), 2 deletions(-)
---
diff --git a/src/configuration/e-ews-edit-folder-permissions.c 
b/src/configuration/e-ews-edit-folder-permissions.c
index f4a3d12..28b8d7e 100644
--- a/src/configuration/e-ews-edit-folder-permissions.c
+++ b/src/configuration/e-ews-edit-folder-permissions.c
@@ -686,6 +686,7 @@ read_folder_permissions_thread (GObject *dialog,
        g_return_if_fail (widgets->registry != NULL);
        g_return_if_fail (widgets->source != NULL);
        g_return_if_fail (widgets->ews_settings != NULL);
+       g_return_if_fail (widgets->folder_id != NULL);
 
        widgets->conn = e_ews_config_utils_open_connection_for (
                widgets->registry,
@@ -700,9 +701,26 @@ read_folder_permissions_thread (GObject *dialog,
        if (g_cancellable_is_cancelled (cancellable))
                return;
 
-       e_ews_connection_get_folder_permissions_sync (
+       if (e_ews_connection_get_folder_permissions_sync (
                widgets->conn,
-               G_PRIORITY_DEFAULT, widgets->folder_id, ppermissions, cancellable, perror);
+               G_PRIORITY_DEFAULT, widgets->folder_id, ppermissions, cancellable, perror)) {
+               EEwsFolder *folder = NULL;
+
+               e_ews_connection_get_folder_info_sync (widgets->conn,
+                       G_PRIORITY_DEFAULT, NULL, widgets->folder_id,
+                       &folder, cancellable, NULL);
+
+               if (folder) {
+                       const EwsFolderId *folder_id = e_ews_folder_get_id (folder);
+
+                       if (folder_id) {
+                               g_free (widgets->folder_id->change_key);
+                               widgets->folder_id->change_key = g_strdup (folder_id->change_key);
+                       }
+
+                       g_object_unref (folder);
+               }
+       }
 }
 
 static void