- if ($node_id) {
- $tags = $api->GetSliceTags(array('slice_id'=>$slice_id, 'tag_type_id'=> $tag_type_id, 'node_id' => $node_id));
- } elseif ($nodegroup_id) {
- $tags = $api->GetSliceTags(array('slice_id'=>$slice_id, 'tag_type_id'=> $tag_type_id, 'nodegroup_id' => $nodegroup_id));
- } else {
- $tags = $api->GetSliceTags(array('slice_id'=>$slice_id, 'tag_type_id'=> $tag_type_id, 'node_id' => NULL, 'nodegroup_id' => NULL));
- }
-
- if ( count ($tags) == 1) {
- $tag=$tags[0];
- $tag_id=$tag['slice_tag_id'];
- $result=$api->UpdateSliceTag($tag_id,$value);
- if ($result)
- drupal_set_message ("Updated slice tag.");
- else
- drupal_set_error("Could not update slice tag");
- } else {
- if ($node_id) {
- $result = $api->AddSliceTag($slice_id, $tag_type_id, $value, $node_id);
- } elseif ($nodegroup_id) {
- $result = $api->AddSliceTag($slice_id, $tag_type_id, $value, null, $nodegroup_id);
- } else {
- $result = $api->AddSliceTag($slice_id, $tag_type_id, $value);
- }
-
- if ($result)
- drupal_set_message ("Added slice tag.");
- else
- drupal_set_error("Could not add slice tag");
- }