appstream: Add timestamp which is updated each time the appstream is pulled

2 files changed, 18 insertions, 0 deletions

diff --git a/lib/xdg-app-remote.c b/lib/xdg-app-remote.c
index 6087b61..8d45a78 100644
--- a/lib/xdg-app-remote.c
+++ b/lib/xdg-app-remote.c
@@ -145,6 +145,22 @@ xdg_app_remote_get_appstream_dir (XdgAppRemote *self,
                                        subdir);
 }
 
+GFile *
+xdg_app_remote_get_appstream_timestamp (XdgAppRemote *self,
+                                        const char *arch)
+{
+  XdgAppRemotePrivate *priv = xdg_app_remote_get_instance_private (self);
+  g_autoptr(GFile) dir = NULL;
+  g_autofree char *subdir = NULL;
+
+  if (arch == NULL)
+    arch = xdg_app_get_arch ();
+
+  subdir = g_strdup_printf ("appstream/%s/%s/.timestamp", priv->name, arch);
+  return g_file_resolve_relative_path (xdg_app_dir_get_path (priv->dir),
+                                       subdir);
+}
+
 char *
 xdg_app_remote_get_url (XdgAppRemote *self)
 {
diff --git a/lib/xdg-app-remote.h b/lib/xdg-app-remote.h
index ee10773..a50bbac 100644
--- a/lib/xdg-app-remote.h
+++ b/lib/xdg-app-remote.h
@@ -51,6 +51,8 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(XdgAppRemote, g_object_unref)
 XDG_APP_EXTERN const char *  xdg_app_remote_get_name          (XdgAppRemote *self);
 XDG_APP_EXTERN GFile *       xdg_app_remote_get_appstream_dir (XdgAppRemote *self,
                                                                const char   *arch);
+XDG_APP_EXTERN GFile *       xdg_app_remote_get_appstream_timestamp (XdgAppRemote *self,
+                                                                     const char   *arch);
 XDG_APP_EXTERN char *        xdg_app_remote_get_url           (XdgAppRemote *self);
 XDG_APP_EXTERN char *        xdg_app_remote_get_title         (XdgAppRemote *self);
 XDG_APP_EXTERN gboolean      xdg_app_remote_get_gpg_verify    (XdgAppRemote *self);