ecshop增加独立评论页面分页显示的实现方法

<?PHP
$page = isset($_REQUEST['page']) && intval($_REQUEST['page']) > 0 ? intval($_REQUEST['page']) : 1;
$size = 15;
$count = get_comments_count();
$max_page = ($count> 0) ? ceil($count / $size) : 1;
if ($page > $max_page)
{
$page = $max_page;
}
$goodslist = get_comments($size, $page);
$smarty->assign('my_comments', $goodslist);
assign_pager( 'test', '', $count, $size, '', $order, $page,'', '', '', '', '','', '', '');
assign_dynamic('test');
$smarty->display('test.dwt');
function get_comments($size, $page)
{
$display = $GLOBALS['display'];
/* 获得评论列表 */
$sql = 'SELECT a.*,b.goods_id,b.goods_name,user_name FROM '. $GLOBALS['ecs']->table('comment') .
' AS a,'. $GLOBALS['ecs']->table('goods') .'AS b WHERE a.status = 1 AND a.parent_id = 0 and a.comment_type=0 and a.id_value=b.goods_id '.
' ORDER BY a.add_time DESC';
$res = $GLOBALS['db']->selectLimit($sql, $size, ($page - 1) * $size);
$arr = array();
while ($row = $GLOBALS['db']->fetchRow($res))
{
$arr[$row['comment_id']]['type'] = $row['goods_type'];
$arr[$row['comment_id']]['add_time'] = local_date($GLOBALS['_CFG']['time_format'], $row['add_time']);
$arr[$row['comment_id']]['content'] = $row['content'];
$arr[$row['comment_id']]['id_value'] = $row['id_value'];
$arr[$row['comment_id']]['goods_name'] = $row['goods_name'];
$arr[$row['comment_id']]['user_name'] = $row['user_name'];
}
return $arr;
}
function get_comments_count()
{
return $GLOBALS['db']->getOne('SELECT COUNT(*) FROM ' . $GLOBALS['ecs']->table('comment'));
}
?>

<!-- #BeginLibraryItem "/library/pl.lbi" --><!-- #EndLibraryItem -->
<!-- #BeginLibraryItem "/library/pages.lbi" --><!-- #EndLibraryItem -->

<!--{foreach from=$my_comments item=comments}-->
<!-- {if $comments.user_name eq ''} -->"游客"<!-- {else} -->"{$comments.user_name}"<!-- {/if} -->在{$comments.add_time} 评论 <a style="width:107;" href="goods-{$comments.id_value}.html" >"{$comments.goods_name}"</a>:<br />
<div style="color:#f92ab4;">"{$comments.content}"</div><br />
<!-- {/foreach} -->

case 'test':
$uri_args = array('page'=>$page, 'order' => $order);
break;