[gnome-photos/wip/rishi/empty-results: 2/2] source-manager: Nuke all sources when run with --empty-results

[Debarshi Ray <debarshir src gnome org>]

commit 4bbf125b307962cdd820b3f6cfb45492cd53b09d
Author: Debarshi Ray <debarshir gnome org>
Date:   Fri Dec 8 14:47:00 2017 +0100

    source-manager: Nuke all sources when run with --empty-results

 src/photos-source-manager.c |   22 +++++++++++++++++++---
 1 files changed, 19 insertions(+), 3 deletions(-)
---
diff --git a/src/photos-source-manager.c b/src/photos-source-manager.c
index 40946ef..a10ddcf 100644
--- a/src/photos-source-manager.c
+++ b/src/photos-source-manager.c
@@ -30,6 +30,7 @@
 #include <glib/gi18n.h>
 #include <goa/goa.h>
 
+#include "photos-application.h"
 #include "photos-filterable.h"
 #include "photos-query.h"
 #include "photos-source.h"
@@ -60,10 +61,18 @@ G_DEFINE_TYPE (PhotosSourceManager, photos_source_manager, PHOTOS_TYPE_BASE_MANA
 static gchar *
 photos_source_manager_get_filter (PhotosBaseManager *mngr, gint flags)
 {
+  GApplication *app;
   GObject *source;
   const gchar *id;
   gchar *filter;
 
+  app = g_application_get_default ();
+  if (photos_application_get_empty_results (PHOTOS_APPLICATION (app)))
+    {
+      filter = g_strdup ("(false)");
+      goto out;
+    }
+
   if (flags & PHOTOS_QUERY_FLAGS_SEARCH)
     source = photos_base_manager_get_active_object (mngr);
   else
@@ -75,6 +84,7 @@ photos_source_manager_get_filter (PhotosBaseManager *mngr, gint flags)
   else
     filter = photos_filterable_get_filter (PHOTOS_FILTERABLE (source));
 
+ out:
   return filter;
 }
 
@@ -102,12 +112,17 @@ photos_source_manager_remove_object_by_id (PhotosBaseManager *mngr, const gchar
 static void
 photos_source_manager_refresh_accounts (PhotosSourceManager *self)
 {
-  GHashTable *new_sources;
-  GList *accounts;
+  GApplication *app;
+  GHashTable *new_sources = NULL;
+  GList *accounts = NULL;
   GList *l;
   guint i;
   guint n_items;
 
+  app = g_application_get_default ();
+  if (photos_application_get_empty_results (PHOTOS_APPLICATION (app)))
+    goto out;
+
   accounts = goa_client_get_accounts (self->client);
   new_sources = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref);
 
@@ -180,7 +195,8 @@ photos_source_manager_refresh_accounts (PhotosSourceManager *self)
       g_clear_object (&source);
     }
 
-  g_hash_table_unref (new_sources);
+ out:
+  g_clear_pointer (&new_sources, (GDestroyNotify) g_hash_table_unref);
   g_list_free_full (accounts, g_object_unref);
 }