/**
* change category order
* @param $cat_id category id
* @param $dir direction (up|down)
* @param return xml (<ret>0</ret>|<ret>1</ret>)
*/
function moveCat($cat_id, $dir)
{
if (!$this->_admin) {
return '<ret>0</ret>';
}
$db = new DbAdmin();
$cat_order = $db->getCatOrder($cat_id);
$a = $db->getCatsInOrder($cat_order, $dir, 2);
$new_order = 0;
if (2 == count($a)) {
$new_order = $a[0]['cat_order'] > $a[1]['cat_order'] ? $a[1]['cat_order'] + ($a[0]['cat_order'] - $a[1]['cat_order']) / 2 : $a[0]['cat_order'] + ($a[1]['cat_order'] - $a[0]['cat_order']) / 2;
} else {
if (1 == count($a)) {
$new_order = $cat_order > $a[0]['cat_order'] ? $a[0]['cat_order'] / 2 : $a[0]['cat_order'] + CAT_ORDER_STEP;
}
}
if ($new_order) {
$db->setNewOrder($cat_id, $new_order);
return '<ret>1</ret>';
}
return '<ret>0</ret>';
}
