6、input.php(插入留言)
<?php require_once("conn.php");
$username = $_POST['name']; $sex = $_POST['sex']; $qq = $_POST['qq']; $email = $_POST['email']; $info = $_POST['info'];
if (strrpos($username,"<")!==false || strrpos($username,">")!==false||strrpos($username,"@")!==false||strrpos($username,"\"")!==false||strrpos($username,"'")!==false||strrpos($username,"_")!==false) { echo "<script>alert('名称不能有特殊字符!');location.href='post.php';</script>"; exit(); }
if (!ereg("^[0-9]{0,}$",$qq))//用正则检查QQ格式 { echo "<script>alert('OICQ信息有错误!必须是数字!');location.href='post.php';</script>"; exit(); }
if($email) {//如果填写了邮箱就用正则检查邮箱格式 if (!ereg("^[a-zA-Z0-9_\-\.]+@[a-zA-Z0-9\-]+\.[a-zA-Z0-9\-\.]+$",$email)) { echo "<script>alert('email格式不正确!');location.href='post.php';</script>"; exit(); } }
if(!$username) { echo "<script>alert('名称不能为空哦!');location.href='post.php';</script>"; exit(); } elseif(!$info) { echo "<script>alert('留言不能为空哦!');location.href='post.php';</script>"; exit(); } else { $ip = getenv('REMOTE_ADDR');//获取客户端IP地址
$sql = "insert into lo (username,sex,qq,email,info,ip,submit_time) values ('$username','$sex','$qq','$email','$info','$ip',NOW())";
$result = mysql_query($sql);
mysql_close();
echo "<script>alert('提交成功!返回首页');location.href='index.php';</script>"; } ?>
7、update.php(修改留言页)
<?php session_start(); require_once('conn.php'); require_once('header.php');
if($_SESSION["key"]==1) { $id = $_GET['id']; $sql = "select * from lo where id= ".$id; $result = mysql_query($sql); $row = mysql_fetch_array($result);
?>
<div id="update"> <form action="updatepost.php?wuleying&id=<?= $row[0] ?>" method="post"> <h1>修改留言</h1> <p>姓名:<input type="text" value="<?= $row[1]?>" name="name" class="y"></input></p> <p>留言:</p> <p><textarea name="info" rows="5" cols="35"><?= $row[5] ?></textarea></p> <p class="cen"><input type="submit" value="偶要修改" /></p> <p class="cen1">银子留言板 Version 1.0</p> </form>
<div>
<?php } else { header('location:index.php'); } ?>
出处:蓝色理想
责任编辑:blue
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