server/onyx/modules/templates/smarty/plugins/modifier.url.php

<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */


/**
 * Smarty plugin
 *
 * Type:     modifier
 * Name:     url
 * Date:     Feb 04, 2011
 * Example:  {$text|url}
 * @version  1.0
 * @author   Nemunaire <nemunaire at gmail dot com>
 * @param string
 * @return string
 */
function smarty_modifier_url($string)
{
    $string = trim($string);

    if (!ctype_digit($string))
    {
        // replace accented chars
        $accents = '/&([A-Za-z]{1,2})(grave|acute|circ|cedil|uml|lig);/';
        $string_encoded = htmlentities($string,ENT_NOQUOTES,'UTF-8');

        $string = preg_replace($accents, '$1', $string_encoded);

        // clean out the rest
        $replace = array('([\40\'/])','([^a-zA-Z0-9-])','(-{2,})');
        $with = array('-','','-');
        $string = preg_replace($replace, $with, $string);
    }

    return strtolower($string);
}

/* vim: set expandtab: */