/framework/vendor/smarty3/lib/libs/plugins/modifier.truncate.php
http://zoop.googlecode.com/ · PHP · 64 lines · 37 code · 3 blank · 24 comment · 16 complexity · 490041fe1c6a0f9ff1dfd9a792d8f09f MD5 · raw file
- <?php
- /**
- * Smarty plugin
- *
- * @package Smarty
- * @subpackage PluginsModifier
- */
- /**
- * 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 $string input string
- * @param integer $length lenght of truncated text
- * @param string $etc end string
- * @param boolean $break_words truncate at word boundary
- * @param boolean $middle truncate in the middle of text
- * @return string truncated string
- */
- function smarty_modifier_truncate($string, $length = 80, $etc = '...',
- $break_words = false, $middle = false)
- {
- if ($length == 0)
- return '';
- if (is_callable('mb_strlen')) {
- if (mb_strlen($string) > $length) {
- $length -= min($length, mb_strlen($etc));
- if (!$break_words && !$middle) {
- $string = preg_replace('/\s+?(\S+)?$/u', '', mb_substr($string, 0, $length + 1));
- }
- if (!$middle) {
- return mb_substr($string, 0, $length) . $etc;
- } else {
- return mb_substr($string, 0, $length / 2) . $etc . mb_substr($string, - $length / 2);
- }
- } else {
- return $string;
- }
- } else {
- if (strlen($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;
- }
- }
- }
- ?>