我正在努力迎合过去发布的过去用户。我想要做的是突出显示任何用户过去的帖子，并在主页上做一些欢迎回来$ name！仅在用户之前已发布的情况下。我不知道怎么做，可能需要检查数据库，但我不确定如何。
提前谢谢。
博客形式
<!DOCTYPE HTML>
<html>
<head>
<link type="text/css" rel="stylesheet" href="../css/index.css" />
<meta name="viewport" content="width=device-width" />
<title>Daily Dorm News</title>
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" />
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script>
<link rel="stylesheet" href="/resources/demos/style.css" />
<script>
$(function() {
$( "#datepicker" ).datepicker();
$('form').submit(function (e) {
var value;
// "message" pattern : from 3 to 150 alphanumerical chars
value = $('[name="message"]').val();
if (!/^[-\.a-zA-Z\s0-9]{3,150}$/.test(value)) {
alert('Wrong value for "message".');
e.preventDefault();
return;
}
// "name" pattern : at least 1 digit
value = $('[name="name"]').val();
if (!/\d+/.test(value)) {
alert('Wrong value for "name".');
e.preventDefault();
return;
}
});
});
</script>
</head>
<body>
<h1> <u>Daily Dorm News</u> <br> The best place to get your latest Dorm news </h1>
<form action="posting_wall.php" method="get">
<div id="container">
Name:<input type="text" name="name" pattern="[A-Za-z0-9]{3,15}" title="Letters and numbers only, length 3 to 15" required autofocus><br>
E-mail: <input type="email" name="email" maxlength="20" required><br>
Post:<br>
<textarea rows="15" cols="50" name='message'></textarea>
</div>
Date this event took place: <input type="text" name='date' id="datepicker" required> <br>
<input type="reset" value="Reset">
<input type="submit">
</form>
<p><a href="posting_wall.php">Posting Wall</a></p>
<?php
$nextWeek = time() + (7 * 24 * 60 * 60);
// 7 days; 24 hours; 60 mins; 60secs
echo 'The time at which you are posting is:'. date('h:i:s Y-m-d') ."\n";
?>
</body>
</html>
帖子页PHP
<!DOCTYPE HTML>
<html>
<head>
<link type="text/css" rel="stylesheet" href="../css/post.css" />
<meta name="viewport" content="width=device-width" />
<title>Daily Dorm News</title>
</head>
<body>
<h1>Your Daily Dorm News Post! </h1>
<div id="container"> <?php if ( isset($_GET['name']) and preg_match("/^[A-Za-z0-9]+$/", $_GET['name']) ) {
echo $_GET['name'];
} else {
echo "You entered an invalid name!\n";
}
?><br>
Your email address is: <?php if ( isset($_GET['email']) and preg_match("/.+@.+\..+/i", $_GET['email']) ) {
echo $_GET['email'];
} else {
echo "You didn't enter a proper email address!\n";
}
?><br>
You Posted : <?php if ( isset($_GET['message']) and preg_match("/^[-\.a-zA-Z\s0-9]+$/", $_GET['message']) ) {
echo $_GET['message'];
} else {
echo "The message is not valid! The message box was blank or you entered invalid symbols!\n";
}
?>
This event happened :<?php echo $_GET["date"]; ?><br>
</div>
<?php
/* [INFO/CS 1300 Project 3] index.php
* Main page for our app.
* Shows all previous posts and highlights the current user's post, if any.
* Includes a link to form.php if user wishes to create and submit a post.
*/
require('wall_database.php');
// Fetching data from the request sent by form.php
$name = strip_tags($_REQUEST['name']);
$email = strip_tags($_REQUEST['email']);
$message = strip_tags($_REQUEST['message']);
$date = strip_tags($_REQUEST['date']);
$is_valid_post = true;
// Checking if a form was submitted
if (isset($_REQUEST['name'])){
// Fetching data from the request sent by form.php
$name = strip_tags($_REQUEST['name']);
$email = strip_tags($_REQUEST['email']);
$message = strip_tags($_REQUEST['message']);
$date = strip_tags($_REQUEST['date']);
// Saving the current post, if a form was submitted
$post_fields = array();
$post_fields['name'] = $name;
$post_fields['email'] = $email;
$post_fields['message'] = $message;
$post_fields['date'] = $date;
$success_flag = saveCurrentPost($post_fields);
}
//Fetching all posts from the database
$posts_array = getAllPosts();
require('header.php');
?>
<p><a href="../index.php">Submit a Post</a></p>
<?php
if(isset($name)) {
echo "<h3>Thanks ".$name." for submitting your post.</h3>";
}
?>
<p>Here are all the posts we have received.</p>
<ul id="posts_list">
<div id="posts">
<?php
// Looping through all the posts in posts_array
$counter = 1;
foreach(array_reverse($posts_array) as $post){
$name = $post['name'];
$email = $post['email'];
$message = $post['message'];
$date = $post['date'];
if ($counter % 2==1)
$li_class = "float-left";
else
$li_class = "float-right";
echo '<div class=post>';
echo '<li class="'.$li_class.'"><h3><span>'.$name.'</span> wrote a post.</h3></li>';
echo '<li class="'.$li_class.'"><h3><span>'.$name.' email is: '.$email.'</span></h3></li>';
echo '<li class="'.$li_class.'"><h3><span>'.$name.' wrote '.$message.'</span> wrote a post.</h3></li>';
echo '<li class="'.$li_class.'"><h3><span>This event occured on '.$date.'</span></h3></li>';
echo '</div>';
}
?>
</ul>
</div>
</body>
</html>