Right-System

function get_right($required, $rights = 'nothing') {
    $rechte = array();
    global $global_count;
    global $global_rights;
    global $global_needed;


    if($rights == 'nothing') $right = $global_rights[get_user_class()];
    if($rights != 'nothing') $right = $global_rights[$rights];

    for($i = $global_count[0]; $i >= 0; $i--) {
        $wert = pow(2, $i);
      if($right['rights'] >= $wert) {
        $rechte[] = $wert;
        $right['rights'] -= $wert;
    }
    }
  if(in_array($global_needed[$required]['flag'], $rechte)) {
    return true;
  } else {
    return false;
  }
}