/source/Plug-in/smarty/plugins/modifier.truncate.php
http://prosporous.googlecode.com/ · PHP · 50 lines · 21 code · 5 blank · 24 comment · 8 complexity · da35c3d0a2dfc9ea11c32b3a10246aa7 MD5 · raw file
- <?php
- /**
- * Smarty plugin
- * @package Smarty
- * @subpackage plugins
- */
- /**
- * Smarty truncate modifier plugin
- *
- * Type: modifier<br>
- * Name: truncate<br>
- * Purpose: Truncate a string to a certain length if necessary,
- * optionally splitting in the middle of a word, and
- * appending the $etc string or inserting $etc into the middle.
- * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
- * truncate (Smarty online manual)
- * @author Monte Ohrt <monte at ohrt dot com>
- * @param string
- * @param integer
- * @param string
- * @param boolean
- * @param boolean
- * @return string
- */
- function smarty_modifier_truncate($string, $length = 80, $etc = '...',
- $break_words = false, $middle = false)
- {
- if ($length == 0)
- return '';
- if (strlen($string) > $length) {
- $length -= min($length, strlen($etc));
- if (!$break_words && !$middle) {
- $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
- }
- if(!$middle) {
- return substr($string, 0, $length) . $etc;
- } else {
- return substr($string, 0, $length/2) . $etc . substr($string, -$length/2);
- }
- } else {
- return $string;
- }
- }
- /* vim: set expandtab: */
- ?>