更改imagefield的图片的alt和title值为terms和desrction

imagefield_formatter.inc

// For all taxonmoy terms
$node = $element['#node'];
$my_value = array();
foreach ($node->taxonomy as $tid => $term) {
$my_value[] = $term->name;
}
$imgterms = implode(' ', $my_value);
$item['data']['alt'] = $imgterms.' aaa bbb ccc';


$item['data']['title'] = isset($item['data']['description']) ? $item['data']['description'] : NULL;