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