function.url3.php 1.12 KB
<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */


/**
 * Smarty {math} function plugin
 *
 * Type:     function<br>
 * Name:     math<br>
 * Purpose:  handle math computations in template<br>
 * @link http://smarty.php.net/manual/en/language.function.math.php {math}
 *          (Smarty online manual)
 * @author   Monte Ohrt <monte at ohrt dot com>
 * @param array
 * @param Smarty
 * @return string
 */
function smarty_function_url3($params, &$smarty)
{ $url = preg_replace('/t[0-9]+\//i',null,$_SERVER['REQUEST_URI']);
  //$_url = (strpos($url,'?'))?((substr($url,-1,1)=='?')?$url:((substr($url,-1,1)=='&')?$url:$url.'&')):((substr($url,-1,1)=='/')?$url.'?':$url.'/?');

  $p = $params['var'].$params['value'];
  $_url = preg_replace('/filter=[^&]+/i',null,$url);
  $url_arr = explode("?",$_url);
$arr = (isset($_GET['filter'])) ? explode(';',$_GET['filter']) : array();
if(!in_array($p, $arr))$arr[] = $p;
else unset($arr[array_search($p, $arr)]);
sort($arr);

$_url .= (!strpos($_url,'filter')) ? "?filter=" : '';
$_url .= implode(';',$arr);

return $url_arr[0].$_url.$url_arr[1];
}

/* vim: set expandtab: */

?>