public static function getPrevBro($key, $node = false)
{
$treeTable = new K_Tree_Model();
// Определяем поле ключа
if (!$node) {
if (is_numeric($key)) {
$pid = $key;
$node = self::getNode($key);
} else {
$node = self::getNode($key);
$pid = $node['tree_id'];
}
}
$query = 'SELECT *
FROM tree where tree_pid = ' . $node['tree_pid'] . ' AND tree_lkey < ' . $node['tree_lkey'] . '
ORDER BY tree_lkey DESC limit 1';
$treeR = $treeTable->fetchArray($query);
$prevBro = $treeR[0];
return $prevBro;
}
