public function equipment($slot = null)
{
static $equipment = array();
if (!$equipment) {
if (!$slot) {
$ei = equipped_item::load($this->id, 'char_id');
foreach ($ei->fetchAll() as $item) {
$item[$item->slot] = $item;
}
} else {
$equipment[$slot] = equipped_item::load_one($slot, 'slot');
}
}
return $equipment;
}
