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+<?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
+ * @uses Zend_Filter_PregReplace
+ * @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;
+ }
+
+} \ No newline at end of file