<?php
include 'config.php';

// Check if the user is logged in

if ((!isSet($_SESSION['loginname'])) || ($loggin <> '1'))
{
header("Location: login.php");
exit;
}
require("configure.php"); 


$bannerid     	= $_GET['bannerid'];
$menuid 		= $_GET["menuid"];
$footpageid 	= $_GET["footpageid"];
$sort  			= $_GET['sort'];
$status   		= $_GET['status'];
$nowdate 		= date("Y-m-d H:i:s");

if ($status == 'up') {
	$s_sign="+1";
	$bannersort = $sort-1;
	if ($bannersort <=0) {
		$bannersort = 1;
		}
} else {
$s_sign="-1";
	$bannersort = $sort+1;
}



if( (!empty($_GET["menuid"])) && (empty($_GET["footpageid"])) ){
	$sql = "update banner set bannersort='$bannersort', modifyday='$nowdate', cmsloginid = '".$_SESSION['cmsloginid']."' ";
	$sql .= "where bannerid=". $bannerid ." ";
	//echo $sql;
	if( mysql_num_rows(mysql_query("SELECT bannerid FROM banner WHERE bannersort=$bannersort AND bannerid!='$bannerid' AND menuid=". $menuid ." ")) > 0){
		mysql_query("UPDATE banner SET bannersort= bannersort".$s_sign ." WHERE bannersort = $bannersort AND menuid=". $menuid ." ");
	}
	mysql_query($sql);
} else if( (empty($_GET["menuid"])) && (!empty($_GET["footpageid"])) ){
	$sql = "update banner set bannersort='$bannersort', modifyday='$nowdate', cmsloginid = '".$_SESSION['cmsloginid']."' ";
	$sql .= "where bannerid=". $bannerid ." ";
	//echo $sql;
	if( mysql_num_rows(mysql_query("SELECT bannerid FROM banner WHERE bannersort=$bannersort AND bannerid!='$bannerid' AND footpageid=". $footpageid ." ")) > 0){
		mysql_query("UPDATE banner SET bannersort= bannersort".$s_sign ." WHERE bannersort = $bannersort AND footpageid=". $footpageid ." ");
	}
	mysql_query($sql);
}

mysql_close($dbh);

header("Location: banner_index.php?menuid=".$menuid."&footpageid=".$footpageid."&msg=Update Successful");
?>