/**
* Add columns on user overview
*
* @since 0.3
* @param string $output
* @param string $column_name
* @param int $user_id
*/
public function add_user_columns($output, $column_name, $user_id)
{
$user = get_userdata($user_id);
switch ($column_name) {
case 'level':
$levels = $this->_get_levels();
$level_links = array();
foreach ($this->level_manager->_get_user_levels($user, false, true, true) as $user_level) {
$user_level = isset($levels[$user_level]) ? $levels[$user_level] : null;
if ($user_level) {
$level_links[] = '<a href="' . admin_url('post.php?post=' . $user_level->ID . '&action=edit') . '">' . $user_level->post_title . '</a>';
}
}
$output = implode(", ", $level_links);
break;
default:
}
return $output;
}
