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61 lines
1.6 KiB
PHP
61 lines
1.6 KiB
PHP
<?php
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/** @file recursiveregexiterator.inc
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* @ingroup SPL
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* @brief class RegexIterator
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* @author Marcus Boerger
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* @date 2003 - 2009
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*
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* SPL - Standard PHP Library
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*/
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/**
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* @brief Recursive regular expression filter for iterators
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* @author Marcus Boerger
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* @version 1.0
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* @since PHP 5.1
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*
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* This filter iterator assumes that the inner iterator
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*/
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class RecursiveRegexIterator extends RegexIterator implements RecursiveIterator
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{
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/**
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* Constructs a regular expression filter around an iterator whose
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* elemnts or keys are strings.
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*
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* @param it inner iterator
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* @param regex the regular expression to match
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* @param mode operation mode (one of self::MATCH, self::GET_MATCH,
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* self::ALL_MATCHES, self::SPLIT)
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* @param flags special flags (self::USE_KEY)
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* @param preg_flags global PREG_* flags, see preg_match(),
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* preg_match_all(), preg_split()
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*/
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function __construct(RecursiveIterator $it, $regex, $mode = 0, $flags = 0, $preg_flags = 0) {
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parent::__construct($it, $regex, $mode, $flags, $preg_flags);
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}
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/** @return whether the current element has children
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*/
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function hasChildren()
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{
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return $this->getInnerIterator()->hasChildren();
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}
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/** @return an iterator for the current elements children
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*
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* @note the returned iterator will be of the same class as $this
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*/
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function getChildren()
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{
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if (empty($this->ref))
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{
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$this->ref = new ReflectionClass($this);
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}
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return $this->ref->newInstance($this->getInnerIterator()->getChildren());
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}
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private $ref;
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}
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?>
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