/**

 * Smarty plugin

 * @package Smarty

 * @subpackage plugins

 */

/**

 * Smarty truncate modifier plugin

 *

 * Type:     modifier

 * Name:     truncate

 * Purpose:  Truncate a string to a certain length if necessary,

 *           optionally splitting in the middle of a word, and

 *           appending the $etc string.

 * @link http://smarty.php.net/manual/en/language.modifier.truncate.php

 *          truncate (Smarty online manual)

 * @param string

 * @param integer

 * @param string

 * @param boolean

 * @return string

 */

function smarty_modifier_truncate($string, $length = 80, $etc = '...',

                                  $break_words = false)

{

    if ($length == 0)

        return '';

    if (strlen($string) > $length) {

        $length -= strlen($etc);

        if (!$break_words)

            $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));

        return substr($string, 0, $length).$etc;

    } else

        return $string;

}

/* vim: set expandtab: */

?>