[gtk+/places-sidebar] Add API to GtkBookmarksManager for built-in bookmarks

[Cosimo Cecchi <cosimoc src gnome org>]

commit 35a56ba98742a4a53127db188585dfcf6092fda6
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Jan 21 17:32:02 2013 -0500

    Add API to GtkBookmarksManager for built-in bookmarks
    
    I.e. those that are added automatically from XDG dirs.

 gtk/gtkbookmarksmanager.c |   61 +++++++++++++++++++++++++++++++++++++++++++++
 gtk/gtkbookmarksmanager.h |    8 ++++++
 2 files changed, 69 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkbookmarksmanager.c b/gtk/gtkbookmarksmanager.c
index d8ac872..45acd47 100644
--- a/gtk/gtkbookmarksmanager.c
+++ b/gtk/gtkbookmarksmanager.c
@@ -523,3 +523,64 @@ _gtk_bookmarks_manager_set_bookmark_label (GtkBookmarksManager *manager,
 
   return TRUE;
 }
+
+gboolean
+_gtk_bookmarks_manager_get_xdg_type (GtkBookmarksManager *manager,
+                                     GFile               *file,
+                                     GUserDirectory      *directory)
+{
+  GSList *link;
+  gboolean match;
+  GFile *location;
+  const gchar *path;
+  GUserDirectory dir;
+  GtkBookmark *bookmark;
+
+  link = find_bookmark_link_for_file (manager->bookmarks, file, NULL);
+  if (!link)
+    return FALSE;
+
+  match = FALSE;
+  bookmark = link->data;
+
+  for (dir = 0; dir < G_USER_N_DIRECTORIES; dir++)
+    {
+      path = g_get_user_special_dir (dir);
+      if (!path)
+        continue;
+
+      location = g_file_new_for_path (path);
+      match = g_file_equal (location, bookmark->file);
+      g_object_unref (location);
+
+      if (match)
+        break;
+    }
+
+  if (match && directory != NULL)
+    *directory = dir;
+
+  return match;
+}
+
+gboolean
+_gtk_bookmarks_manager_get_is_builtin (GtkBookmarksManager *manager,
+                                       GFile               *file)
+{
+  GUserDirectory xdg_type;
+
+  /* if this is not an XDG dir, it's never builtin */
+  if (!_gtk_bookmarks_manager_get_xdg_type (manager, file, &xdg_type))
+    return FALSE;
+
+  /* exclude XDG locations we don't display by default */
+  return _gtk_bookmarks_manager_get_is_xdg_dir_builtin (xdg_type);
+}
+
+gboolean
+_gtk_bookmarks_manager_get_is_xdg_dir_builtin (GUserDirectory xdg_type)
+{
+  return (xdg_type != G_USER_DIRECTORY_DESKTOP) &&
+    (xdg_type != G_USER_DIRECTORY_TEMPLATES) &&
+    (xdg_type != G_USER_DIRECTORY_PUBLIC_SHARE);
+}
diff --git a/gtk/gtkbookmarksmanager.h b/gtk/gtkbookmarksmanager.h
index 005a315..44db7b6 100644
--- a/gtk/gtkbookmarksmanager.h
+++ b/gtk/gtkbookmarksmanager.h
@@ -77,4 +77,12 @@ gboolean _gtk_bookmarks_manager_set_bookmark_label (GtkBookmarksManager *manager
 						    const gchar         *label,
 						    GError             **error);
 
+gboolean _gtk_bookmarks_manager_get_xdg_type (GtkBookmarksManager *manager,
+                                              GFile               *file,
+                                              GUserDirectory      *directory);
+gboolean _gtk_bookmarks_manager_get_is_builtin (GtkBookmarksManager *manager,
+                                                GFile               *file);
+
+gboolean _gtk_bookmarks_manager_get_is_xdg_dir_builtin (GUserDirectory xdg_type);
+
 #endif /* __GTK_BOOKMARKS_MANAGER_H__ */