File Source for modifier.truncate.php

<?php
/**
* 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 $etc string.
* @link http://smarty.php.net/manual/en/language.modifier.truncate.php
* truncate (Smarty online manual)
* @param string
* @param integer
* @param string
* @param boolean
* @param string
* @return string
*/
function smarty_modifier_truncate($string, $length = 80, $etc = '...', $break_words = false, $divId='') {
if ($length == 0)
return '';
if (strlen($string) > $length) {
$length -= strlen($etc);
if ($break_words) // break the word
$fragment = mb_substr($string, 0, $length);
else {
$fragment = mb_substr($string, 0, $length + 1);
$fragment = preg_replace('/\s+(\S+)?$/', '', $fragment);
}
if (!empty($divId)) {
$etc = "<a class='truncate' onclick='javascript:toggle_dynamic_var(\"$divId\");' title='".tra('Click to see the full text')."'>$etc</a>";
$etc .= "".substr($string, strlen($fragment))."";
}
return $fragment.$etc;
} else
return $string;
}
/* vim: set expandtab: */
?>

Source for file modifier.truncate.php