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<?php
/**
* Project: SmartyPaginate: Pagination for the Smarty Template Engine
* File: function.paginate_prev.php
* Author: Monte Ohrt <monte at newdigitalgroup dot com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @link http://www.phpinsider.com/php/code/SmartyPaginate/
* @copyright 2001-2005 New Digital Group, Inc.
* @author Monte Ohrt <monte at newdigitalgroup dot com>
* @package SmartyPaginate
* @version 1.6-dev
*/
function smarty_function_paginate_prev($params, &$smarty) {
$_id = 'default';
$_attrs = array();
if (!class_exists('SmartyPaginate')) {
$smarty->trigger_error("paginate_prev: missing SmartyPaginate class");
return;
}
if (!isset($_SESSION['SmartyPaginate'])) {
$smarty->trigger_error("paginate_prev: SmartyPaginate is not initialized, use connect() first");
return;
}
foreach($params as $_key => $_val) {
switch($_key) {
case 'id':
if (!SmartyPaginate::isConnected($_val)) {
$smarty->trigger_error("paginate_prev: unknown id '$_val'");
return;
}
$_id = $_val;
break;
default:
$_attrs[] = $_key . '="' . $_val . '"';
break;
}
}
if (SmartyPaginate::getTotal($_id) === false) {
$smarty->trigger_error("paginate_prev: total was not set");
return;
}
$_url = SmartyPaginate::getURL($_id);
// $_url = full_url();
$_attrs = !empty($_attrs) ? ' ' . implode(' ', $_attrs) : '';
if(($_item = SmartyPaginate::_getPrevPageItem($_id)) !== false) {
$_show = true;
//$_text = isset($params['text']) ? $params['text'] : SmartyPaginate::getPrevText($_id);
$_text = "<<";
$_url .= (strpos($_url, '?') === false) ? '?' : '&';
$_url .= SmartyPaginate::getUrlVar($_id) . '=' . $_item;
} else {
$_show = false;
}
return $_show ? '<a href="' . str_replace('&','&', $_url) . '"' . $_attrs . '>' . $_text . '</a>' : '';
}
?>
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