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<?php
class CachingRecursiveIterator extends CachingIterator implements RecursiveIterator
{
protected $hasChildren;
protected $getChildren;
protected $catch_get_child;
function __construct(RecursiveIterator $it, $flags = CIT_CALL_TOSTRING)
{
parent::__construct($it, $flags);
}
function next()
{
if ($this->hasChildren = $this->it->hasChildren()) {
try {
//$this->getChildren = new CachingRecursiveIterator($this->it->getChildren(), $this->flags);
// workaround memleaks...
$child = $this->it->getChildren();
$this->getChildren = new CachingRecursiveIterator($child, $this->flags);
}
catch(Exception $e) {
if (!$this->flags & CIT_CATCH_GET_CHILD) {
throw $e;
}
$this->hasChildren = false;
$this->getChildren = NULL;
}
} else {
$this->getChildren = NULL;
}
parent::next();
}
function hasChildren()
{
return $this->hasChildren;
}
function getChildren()
{
return $this->getChildren;
}
}
?>
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