예제 #1
0
파일: Func.php 프로젝트: andygoo/kohana
function get_children_ids($arr, $pid = 0)
{
    $ret = array();
    foreach ($arr as $item) {
        if ($item['parent_id'] == $pid) {
            $ret[] = $item['id'];
            $children_ids = get_children_ids($arr, $item['id']);
            $ret = array_merge($ret, $children_ids);
        }
    }
    return $ret;
}
예제 #2
0
 /**
  * Gets array of all childen of a branch
  * @param int $id Parent id to get children for
  * @param string $table Table to select
  * @param bool $recursion Used in recursion, do not use in function call
  * @return array Array of children IDs
  */
 function get_children_ids($id, $table = 'geo', $recursion = false)
 {
     if ($recursion) {
         $return = false;
     } else {
         $return = $this->API->CACHE->get('trees', "{$table}-childs-{$id}");
     }
     if ($return === false) {
         $return = array();
         $children = $this->API->DB->query_return("SELECT id FROM {$table} WHERE parent_id={$id}");
         //var_dump($children);
         if (!$children) {
             if (!$recursion) {
                 $this->API->CACHE->set('trees', "{$table}-childs-{$id}", $return);
             }
             return array($id);
         }
         foreach ($children as $child) {
             //var_dump(get_children_ids($child['id'], $table,true));
             $return = array_merge($return, get_children_ids($child['id'], $table, true));
         }
         // remove parent-childred
         foreach ($return as $k => $r) {
             $c = $this->API->DB->get_row_count($table, " WHERE parent_id={$r}");
             if ($c) {
                 unset($return[$k]);
             }
         }
         $this->API->CACHE->set('trees', "{$table}-childs-{$id}", $return);
         return $return;
     } else {
         return $return;
     }
 }