CLASSES - Flash Advertising - page 237

private function clickOut(e:MouseEvent):void{
var clickedIndex:int;
var destination:String;

clickLoop: for(var obj:Object in _clickObjects){
if(e.target == _clickObjects[obj].clickElement){
clickedIndex = _clickObjects[obj].tagIndex;
destination = _clickObjects[obj].fallBack;
break clickLoop;

}

}

if(_playerType== " activex " || _playerType== " plugin " ){
if(_clickTags[clickedIndex]){
if(secureTag(_clickTags[clickedIndex].tagUrl)){
destination =
_clickTags[clickedIndex].tagUrl;
}

}
_extInterfaceAvailable =
ExternalInterface.available;
}

if (_extInterfaceAvailable) {
ExternalInterface.call( ' window.open ' ,destination,
targetWindow);
}else{
navigateToURL(new
URLRequest(destination),targetWindow);
}

}

The final items in ClickTagger are the secureTag method and a get-
ter and setter to allow the _targetWindow to be changed. We ' ve already

pretty much covered what secureTag does ( in

the clickTag), and it either returns true or false based on its findings.

“ http:// ” or “ https:// ”

private function secureTag(targetURL:String):Boolean {
var resultObj:Object = _securePattern.exec(targetURL);
if (resultObj == null || targetURL.length > = 4096) {

return false;

}
return true;

}
public function get targetWindow():String{
return _targetWindow;

}
public function set targetWindow(value:String):void{
_targetWindow = value;

}