[tepl] MetadataManager/MetadataAttic: implement copy_from()

[Sébastien Wilmet <swilmet src gnome org>]

commit 7a999603ac95ce47efea0d31ab905724b0224ffd
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Apr 18 15:02:43 2020 +0200

    MetadataManager/MetadataAttic: implement copy_from()

 tepl/tepl-metadata-attic.c   | 24 +++++++++++++++++++++++-
 tepl/tepl-metadata-attic.h   |  5 +++++
 tepl/tepl-metadata-manager.c |  8 ++++----
 3 files changed, 32 insertions(+), 5 deletions(-)
---
diff --git a/tepl/tepl-metadata-attic.c b/tepl/tepl-metadata-attic.c
index 0ab67b8..deb43ca 100644
--- a/tepl/tepl-metadata-attic.c
+++ b/tepl/tepl-metadata-attic.c
@@ -18,7 +18,6 @@
  */
 
 #include "tepl-metadata-attic.h"
-#include "tepl-metadata.h"
 
 struct _TeplMetadataAtticPrivate
 {
@@ -188,3 +187,26 @@ _tepl_metadata_attic_append_xml_to_string (TeplMetadataAttic *metadata,
        g_free (uri);
        g_free (uri_escaped);
 }
+
+void
+_tepl_metadata_attic_copy_into (TeplMetadataAttic *from_metadata_attic,
+                               TeplMetadata      *to_metadata)
+{
+       GHashTableIter iter;
+       gpointer key_p;
+       gpointer value_p;
+
+       g_return_if_fail (TEPL_IS_METADATA_ATTIC (from_metadata_attic));
+       g_return_if_fail (TEPL_IS_METADATA (to_metadata));
+
+       g_hash_table_iter_init (&iter, from_metadata_attic->priv->hash_table);
+       while (g_hash_table_iter_next (&iter, &key_p, &value_p))
+       {
+               const gchar *key = key_p;
+               const gchar *value = value_p;
+
+               tepl_metadata_set (to_metadata, key, value);
+       }
+
+       set_current_atime (from_metadata_attic);
+}
diff --git a/tepl/tepl-metadata-attic.h b/tepl/tepl-metadata-attic.h
index 2819f10..73615ca 100644
--- a/tepl/tepl-metadata-attic.h
+++ b/tepl/tepl-metadata-attic.h
@@ -21,6 +21,7 @@
 #define TEPL_METADATA_ATTIC_H
 
 #include <gio/gio.h>
+#include "tepl-metadata.h"
 
 G_BEGIN_DECLS
 
@@ -71,6 +72,10 @@ void                 _tepl_metadata_attic_append_xml_to_string       (TeplMetadataAttic 
*metadata,
                                                                         GFile             *location,
                                                                         GString           *string);
 
+G_GNUC_INTERNAL
+void                   _tepl_metadata_attic_copy_into                  (TeplMetadataAttic 
*from_metadata_attic,
+                                                                        TeplMetadata      *to_metadata);
+
 G_END_DECLS
 
 #endif /* TEPL_METADATA_ATTIC_H */
diff --git a/tepl/tepl-metadata-manager.c b/tepl/tepl-metadata-manager.c
index 85d2752..b93b8d9 100644
--- a/tepl/tepl-metadata-manager.c
+++ b/tepl/tepl-metadata-manager.c
@@ -324,17 +324,17 @@ tepl_metadata_manager_copy_from (TeplMetadataManager *from_manager,
                                 GFile               *for_location,
                                 TeplMetadata        *to_metadata)
 {
-       TeplMetadataAttic *metadata_attic;
+       TeplMetadataAttic *from_metadata_attic;
 
        g_return_if_fail (TEPL_IS_METADATA_MANAGER (from_manager));
        g_return_if_fail (G_IS_FILE (for_location));
        g_return_if_fail (TEPL_IS_METADATA (to_metadata));
 
-       metadata_attic = g_hash_table_lookup (from_manager->priv->hash_table, for_location);
+       from_metadata_attic = g_hash_table_lookup (from_manager->priv->hash_table, for_location);
 
-       if (metadata_attic != NULL)
+       if (from_metadata_attic != NULL)
        {
-               /* TODO */
+               _tepl_metadata_attic_copy_into (from_metadata_attic, to_metadata);
        }
 }