+/* Callback to generate terms for each mime part of a message. */
+static void
+gen_terms_part (GMimeObject *parent,
+ GMimeObject *part,
+ gpointer user_data)
+{
+ Xapian::TermGenerator *term_gen = (Xapian::TermGenerator *) user_data;
+ GMimeStream *stream;
+ GMimeDataWrapper *wrapper;
+ GByteArray *byte_array;
+ char *body;
+
+ if (! GMIME_IS_PART (part)) {
+ fprintf (stderr, "Warning: Not indexing unknown mime part: %s.\n",
+ g_type_name (G_OBJECT_TYPE (part)));
+ return;
+ }
+
+ byte_array = g_byte_array_new ();
+
+ stream = g_mime_stream_mem_new_with_byte_array (byte_array);
+ g_mime_stream_mem_set_owner (GMIME_STREAM_MEM (stream), FALSE);
+ wrapper = g_mime_part_get_content_object (GMIME_PART (part));
+ g_mime_data_wrapper_write_to_stream (wrapper, stream);
+
+ g_object_unref (stream);
+
+ body = (char *) g_byte_array_free (byte_array, FALSE);
+
+ gen_terms_body_str (*term_gen, body);
+
+ free (body);