51 lines
1.3 KiB
PHP
51 lines
1.3 KiB
PHP
|
<?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: */
|
||
|
|
|
||
|
|
?>
|