124 lines
2.5 KiB
PHP
124 lines
2.5 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Markup
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* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Markup_Token
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*/
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/**
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* @category Zend
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* @package Zend_Markup
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* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Markup_TokenList implements RecursiveIterator
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{
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/**
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* Array of tokens
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*
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* @var array
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*/
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protected $_tokens = array();
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/**
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* Get the current token
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*
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* @return Zend_Markup_Token
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*/
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public function current()
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{
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return current($this->_tokens);
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}
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/**
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* Get the children of the current token
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*
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* @return Zend_Markup_TokenList
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*/
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public function getChildren()
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{
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return current($this->_tokens)->getChildren();
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}
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/**
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* Add a new child token
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*
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* @param Zend_Markup_Token $child
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*
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* @return void
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*/
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public function addChild(Zend_Markup_Token $child)
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{
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$this->_tokens[] = $child;
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}
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/**
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* Check if the current token has children
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*
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* @return bool
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*/
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public function hasChildren()
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{
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return current($this->_tokens)->hasChildren();
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}
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/**
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* Get the key of the current token
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*
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* @return int
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*/
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public function key()
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{
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return key($this->_tokens);
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}
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/**
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* Go to the next token
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*
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* @return Zend_Markup_Token
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*/
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public function next()
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{
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return next($this->_tokens);
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}
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/**
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* Rewind the iterator
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*
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* @return void
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*/
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public function rewind()
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{
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reset($this->_tokens);
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}
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/**
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* Check if the element is valid
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*
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* @return void
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*/
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public function valid()
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{
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return $this->current() !== false;
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}
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}
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