<?php/** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category   Zend * @package    Zend_Filter * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license    http://framework.zend.com/license/new-bsd     New BSD License * @version    $Id: CamelCaseToUnderscore.php 6779 2007-11-08 15:10:41Z matthew $ *//** * @see Zend_Filter_PregReplace */require_once 'Zend/Filter/PregReplace.php';/** * @category   Zend * @package    Zend_Filter * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license    http://framework.zend.com/license/new-bsd     New BSD License */abstract class Zend_Filter_Word_Separator_Abstract extends Zend_Filter_PregReplace{    protected $_separator = null;    /**     * Constructor     *      * @param  string $separator Space by default     * @return void     */    public function __construct($separator = ' ')    {        $this->setSeparator($separator);    }    /**     * Sets a new seperator     *      * @param  string  $separator  Seperator     * @return $this     */    public function setSeparator($separator)    {        if ($separator == null) {            require_once 'Zend/Filter/Exception.php';            throw new Zend_Filter_Exception('"' . $separator . '" is not a valid separator.');        }        $this->_separator = $separator;        return $this;    }    /**     * Returns the actual set seperator     *      * @return  string     */    public function getSeparator()    {        return $this->_separator;    }}