ticket status multiple updates (batch mode)

public function recalculateCheckboxes($force=false) {
	// if no status => nothing to do
	if (! property_exists($this, 'idStatus')) {
		return;
	}
	$status=new Status($this->idStatus);
	// if no type => nothong to do
	$fldType = 'id' . get_class($this) . 'Type';
	$typeClass=get_class($this) . 'Type';
	if (! property_exists($this, $fldType)) {
		return;
	}
	$type=new $typeClass($this->$fldType);
	if ( ( (property_exists($type,'lockHandled') and $type->lockHandled) or $force)
	and property_exists($this,'handled')) {
		if ($status->setHandledStatus) {
			$this->handled=1;
			if (property_exists($this,'handledDate') and !$this->handledDate) $this->handledDate=date("Y-m-d");
			if (property_exists($this,'handledDateTime') and !$this->handledDateTime) $this->handledDateTime=date("Y-m-d H:i:s");
		} else {
			$this->handled=0;
		}
	}
	if ( ( (property_exists($type,'lockDone') and $type->lockDone) or $force)
	and property_exists($this,'done') ) {
		if ($status->setDoneStatus) {
			$this->done=1;
			if (property_exists($this,'doneDate') and !$this->doneDate) $this->doneDate=date("Y-m-d");
			if (property_exists($this,'doneDateTime') and !$this->doneDateTime) $this->doneDateTime=date("Y-m-d H:i:s");
		} else {
			$this->done=0;
		}
	}
	if ( ( (property_exists($type,'lockIdle') and $type->lockIdle) or $force)
	and property_exists($this,'idle') ) {
		if (! self::isSaveConfirmed()) {
		// If save confirmed, must not override idle status that is cascaded
			if ($status->setIdleStatus) {
				$this->idle=1;
				if (property_exists($this,'idleDate') and !$this->idleDate) $this->idleDate=date("Y-m-d");
				if (property_exists($this,'idleDateTime') and !$this->idleDateTime) $this->idleDateTime=date("Y-m-d H:i:s");
			} else {
				$this->idle=0;
			}
		}
	}
	if ( ( (property_exists($type,'lockCancelled') and $type->lockCancelled) or $force)
		and property_exists($this,'cancelled') ) {
			$this->cancelled=($status->setCancelledStatus)?1:0;
	}
}