function save($object = '', $related_field = '')
{
if (!$this->exists()) {
$o = new showroom();
$o->select_max('position');
$o->get();
if (count($o->all) != 0) {
$max = $o->position + 1;
$this->position = $max;
} else {
$this->postion = 1;
}
}
return parent::save($object, $related_field);
}
function up_position()
{
$max = new showroom();
$max->select_max('position');
$max->where('position <', $this->position);
$max->get();
$o = new showroom();
$o->where('position', $max->position);
$o->get();
if ($o->result_count() > 0) {
$tg = $this->position;
$this->position = $o->position;
$o->position = $tg;
$o->save();
$this->save();
return TRUE;
} else {
return FALSE;
}
}
