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48 lines
1017 B
PHP
48 lines
1017 B
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;
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function __construct(RecursiveIterator $it, $catch_get_child = false)
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{
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$this->catch_get_child = $catch_get_child;
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parent::__construct($it);
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}
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function next()
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{
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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(), $this->catch_get_child);
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// workaround memleaks...
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$child = $this->it->getChildren();
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$this->getChildren = new CachingRecursiveIterator($child, $this->catch_get_child);
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}
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catch(Exception $e) {
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if (!$this->catch_get_child) {
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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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{
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return $this->hasChildren;
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}
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function getChildren()
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{
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return $this->getChildren;
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}
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}
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?>
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