[evolution-ews] Make offline GAL browsable

[Milan Crha <mcrha src gnome org>]

commit 6b3a7a4a214f8588ba85d67a9923c22e5cb15d04
Author: Milan Crha <mcrha redhat com>
Date:   Fri Oct 18 13:09:25 2013 +0200

    Make offline GAL browsable
    
    Offline GAL, with all data downloaded locally, can be browsable, aka
    users can see all the contacts in UI without searching for anything.

 src/addressbook/e-book-backend-ews.c |   12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)
---
diff --git a/src/addressbook/e-book-backend-ews.c b/src/addressbook/e-book-backend-ews.c
index 993cb1f..0a88e5a 100644
--- a/src/addressbook/e-book-backend-ews.c
+++ b/src/addressbook/e-book-backend-ews.c
@@ -2501,7 +2501,11 @@ ebews_start_gal_sync (gpointer data)
        if (!e_ews_connection_get_oal_detail_sync (
                oab_cnc, priv->folder_id, NULL, old_etag, &full_l, &etag,
                cancellable, &error)) {
-               ret = FALSE;
+               if (g_error_matches (error, SOUP_HTTP_ERROR, SOUP_STATUS_NOT_MODIFIED)) {
+                       g_clear_error (&error);
+               } else {
+                       ret = FALSE;
+               }
                goto exit;
        }
 
@@ -3229,7 +3233,8 @@ fetch_from_offline (EBookBackendEws *ews,
 
        priv = ews->priv;
 
-       if (priv->is_gal && !g_strcmp0 (query, "(contains \"x-evolution-any-field\" \"\")")) {
+       /* GAL with folder_id means offline GAL */
+       if (priv->is_gal && !priv->folder_id && !g_strcmp0 (query, "(contains \"x-evolution-any-field\" 
\"\")")) {
                e_data_book_view_notify_complete (book_view, error);
                g_object_unref (book_view);
                return;
@@ -3530,7 +3535,8 @@ e_book_backend_ews_get_backend_property (EBookBackend *backend,
                ebews = E_BOOK_BACKEND_EWS (backend);
                g_return_val_if_fail (ebews != NULL, NULL);
 
-               if (ebews->priv->is_gal) {
+               /* GAL with folder_id is an offline GAL */
+               if (ebews->priv->is_gal && !ebews->priv->folder_id) {
                        return g_strdup ("net,bulk-removes,contact-lists");
                } else {
                        /* do-initialy-query is enabled for system address book also, so that we get the