编辑页面，获取编辑内容成功，但是点击提交却是新建
index.php
<?php
header("content-type:text/html;chaser=utf-8;");
date_default_timezone_set('PRC');
$filename = "msg.txt";
$msgs = [];
if(is_file($filename)){
$string = file_get_contents($filename);
if(strlen($string)>0){
$msgs = unserialize($string);
}
}
if(isset($_POST['pubMsg'])){
$username = $_POST['username'];
$title = strip_tags($_POST['title']);
$content = strip_tags($_POST['content']);
$time = time();
$date = compact('username','title','content','time');
array_push($msgs, $date);
$msgs = serialize($msgs);
if(file_put_contents($filename, $msgs)){
echo "<script>location.href='index.php';</script>";
}else{
echo "<script>alert('留言失败！');location.href='index.php';</script>";
}
}
?>
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-2.0.0.min.js"></script>
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-ui"></script>
<link href="http://www.francescomalagrino.com/BootstrapPageGenerator/3/css/bootstrap-combined.min.css" rel="stylesheet" media="screen">
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container-fluid">
<div class="row-fluid">
<div class="span12">
<div class="page-header">
<h1>
IMOOC留言板-<span>V1.0</span>
</h1>
</div>
<div class="hero-unit">
<h1>
Hello, world!
</h1>
<p>
这是一个可视化布局模板, 你可以点击模板里的文字进行修改, 也可以通过点击弹出的编辑框进行富文本修改. 拖动区块能实现排序.
</p>
<p>
<a rel="nofollow" class="btn btn-primary btn-large" href="#">参看更多 »</a>
</p>
</div>
<?php if(is_array($msgs) && count($msgs)>0): ?>
<table class="table">
<thead>
<tr>
<th>
编号
</th>
<th>
用户名
</th>
<th>
标题
</th>
<th>
时间
</th>
<th>
内容
</th>
</tr>
</thead>
<tbody>
<?php $i=1; foreach($msgs as $key => $val): ?>
<tr class="success">
<td>
<?php echo $i++; ?>
</td>
<td>
<?php echo $val['username']; ?>
</td>
<td>
<?php echo $val['title']; ?>
</td>
<td>
<?php echo date("m/d/Y H:i:s",$val['time']);?>
</td>
<td>
<?php echo $val['content']; ?>
</td>
<td>
<a href="edit.php?editkey=<?php echo $key;?>">编辑</a>|<a href="delete.php?edit=id">删除</a>
</td>
</tr>
<?php endforeach; ?>
</tbody>
</table>
<?php endif; ?>
<form action="add.php" method="post">
<fieldset>
<legend>请留言</legend>
<label>用户名</label><input type="text" name="username" required />
<label>标题</label><input type="text" name="title" required />
<label>内容</label><textarea name="content" rows="5" cols="30" required></textarea>
<hr>
<input type="submit" class="btn btn-primary btn-lg" name="pubMsg" value="发布留言"/>
</fieldset>
</form>
</div>
</div>
</div>
</body>
</html>edit.php
<?php
header("content-type:text/html;chaser=utf-8;");
date_default_timezone_set('PRC');
$filename='msg.txt';
$editkey = $_GET['editkey'];
$msgs = [];
if(is_file($filename)){
$string = file_get_contents($filename);
if(strlen($string)>0){
$msgs = unserialize($string);
}
}
$editarr = $msgs[$editkey];
// if(isset($_POST['pubMsg'])){
// // $editarr = $msgs[$editkey];
// }
// print_r($editarr);
?>
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-2.0.0.min.js"></script>
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-ui"></script>
<link href="http://www.francescomalagrino.com/BootstrapPageGenerator/3/css/bootstrap-combined.min.css" rel="stylesheet" media="screen">
<script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container-fluid">
<div class="row-fluid">
<div class="span12">
<div class="page-header">
<h1>
修改页面
</h1>
</div>
<form action="index.php" method="post">
<fieldset>
<label>用户名</label><input type="text" name="username" value="<?php echo $editarr['username']?>" required />
<label>标题</label><input type="text" name="title" value="<?php echo $editarr['title']?>" required />
<label>内容</label><input type="text" name="content" value="<?php echo $editarr['content']?>" required />
<hr>
<input type="submit" class="btn btn-primary btn-lg" name="pubMsg" value="确认修改"/>
<input type="hidden" name="editkey" value="<?php echo $editkey?>">
</fieldset>
</form>
</div>
</div>
</div>
</body>
</html>62
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