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php 數據庫圖片信息及文件夾下的圖片刪除

編輯：關於PHP編程

<?php
/**
*圖片管理
* 2011/8/20
* kcj
* */
include "isLogin.php";

?>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
        <title>後台管理</title>
        <meta name="Author" content="kcj" />
        <meta name="Keywords" content="php,lampbrother" />
        <link rel="stylesheet" type="text/css" href="style/lampcms.css">
        <script src="javascript/common.js"></script>
    </head>
    <body>
        <div id="main">
           後台管理->文章管理
            <form method="post" action="" >
            <div class="msg-box">
                <ul class="viewmess">

                 <li class="dark-row">


                        <span class="list_width width_font">圖片名稱</span>
                        <span class="list_width width_font">圖片路徑</span>
                        <span class="list_width width_font">添加時間</span>
                        <span class="list_width width_font">操作</span>

                    </li>

                        <?php
                        /**
                         * 圖片管理
                         * 2011/8/20
                         * kcjs
                         **/
                        require "../conn/conn.php";
                        if($_GET["del"]){                   //刪除圖片信息及文件夾下的圖片(注意不要犯邏輯性的錯誤，當然可以分開寫這兩個的刪除)
                            $id=$_GET["del"];
                            $sql2="select*from pic where id=".$id;
                            $rst2=mysql_query($sql2);
                            $row=mysql_fetch_array($rst2);
                            $sql="delete from pic where id=".$id;
                            mysql_query($sql);
                            $filename=$row['picpath'];
                            if(file_exists($filename)){
                                unlink($filename);
                            }else {
                                echo "圖片路徑不正確";
                            }

                        }

                        $sql="select*from pic";
                        $rst=mysql_query($sql);
                        $totalnum=mysql_num_rows($rst); //print_r($totalnum);exit;
                        $pagenum=5;
                        $page=$_GET["page"];
                        if($page==" "){
                            $page=1;
                        }
                        $begin=($page-1)*$pagenum;
                        $pagecount=ceil($totalnum/$pagenum);
                        $sql2="select * from pic order by id desc limit ".$begin.",".$pagenum." ";
                        $rst2=mysql_query($sql2);
                        while (@$row=mysql_fetch_array($rst2)){
                        ?>

                 <li class="light-row" style="padding-top:2px; padding-bottom:2px">


                        <span class="list_width width_font"><a href="" target="_blank"><?php echo $row["picname"];?></a></span>
                        <span class="list_width width_font"><?php echo $row["picpath"];?></span>
                        <span class="list_width width_font"><?php echo $row["ctime"];?></span>
                        <span class="list_width width_font"><a href="editUpload.php?edit=<?php echo $row[id];?>">【修改】</a><a href="listUpload.php?del=<?php echo $row[id];?>">【刪除】</a></span>



                    <?php
                        }
                    ?>


    <li class="dark-row">
                        <span class="right">

                            共<?php echo $totalnum;?>條；共<?php echo $pagecount;?>頁；每頁顯示<?php echo $pagenum;?>條

                                <a href="<?php echo $_SERVER['PHP_SELF']?>?page=1">首頁</a>

                                <a href="<?php echo $_SERVER['PHP_SELF']?>?page=<?php if($page>1) echo $page-1; else echo $page=1;?>">上一頁</a>

                                <a href="<?php echo $_SERVER['PHP_SELF']?>?page=<?php if($page<$pagecount-1) echo $page+1; else echo $pagecount; ?>">下一頁</a>

                                <a href="<?php echo $_SERVER['PHP_SELF']?>?page=<?php echo $pagecount;?>">尾頁</a>

                        </span>
                    </li>
                </ul>
            </div>
                    </form>
        </div>
    </body>
</html>
<?php
/**
*圖片管理
* 2011/8/20
* kcj
* */
include "isLogin.php";

?>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
  <title>後台管理</title>
  <meta name="Author" content="kcj" />
  <meta name="Keywords" content="php,lampbrother" />
  <link rel="stylesheet" type="text/css" href="style/lampcms.css">
  <script src="javascript/common.js"></script>
</head>
<body>
  <div id="main">
     後台管理->文章管理
      <form method="post" action="" >
   <div class="msg-box">
    <ul class="viewmess">

     </li>

            <?php
            /**
             * 圖片管理
             * 2011/8/20
             * kcjs
             **/
            require "../conn/conn.php";
            if($_GET["del"]){                   //刪除圖片信息及文件夾下的圖片(注意不要犯邏輯性的錯誤，當然可以分開寫這兩個的刪除)
            $id=$_GET["del"];
                $sql2="select*from pic where id=".$id;
            $rst2=mysql_query($sql2);
            $row=mysql_fetch_array($rst2);
                $sql="delete from pic where id=".$id;
                mysql_query($sql);
                $filename=$row['picpath'];
                if(file_exists($filename)){
                unlink($filename);
                }else {
                echo "圖片路徑不正確";
                }

            }

            $sql="select*from pic";
            $rst=mysql_query($sql);
            $totalnum=mysql_num_rows($rst); //print_r($totalnum);exit;
            $pagenum=5;
            $page=$_GET["page"];
            if($page==" "){
            $page=1;
            }
            $begin=($page-1)*$pagenum;
            $pagecount=ceil($totalnum/$pagenum);
            $sql2="select * from pic order by id desc limit ".$begin.",".$pagenum." ";
            $rst2=mysql_query($sql2);
            while (@$row=mysql_fetch_array($rst2)){
            ?>