function update(Volunteer $obj)
{
$dir = realpath(root . DIRECTORY_SEPARATOR . "assets" . DIRECTORY_SEPARATOR . "images" . DIRECTORY_SEPARATOR . "volunteers");
$file = new File($dir);
$columns = array('name', 'fb', 'tw', 'gp', 'email', 'about');
$data = array($_REQUEST['name'], $_REQUEST['fb'], $_REQUEST['tw'], $_REQUEST['gp'], $_REQUEST['email'], $_REQUEST['about']);
if (isset($_FILES['image']['name']) && !empty($_FILES['image']['name'])) {
$unique_name = uniqid() . "." . pathinfo(basename($_FILES['image']['name']), PATHINFO_EXTENSION);
$images = $unique_name;
$file->uploadFile($unique_name, $_FILES['image']['tmp_name']);
$columns[] = 'image';
$data[] = $unique_name;
}
return $obj->updateVolunteerInfo($_REQUEST['id'], $columns, $data);
}
