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php jquery 无刷新评论

发布时间:2015-05-27 19:23:58作者:知识屋

php jquery 无刷新评论
刷新后删除一个小时前的记录
php jquery 无刷新评论
演示
 
 XML/HTML Code
 
<?php  
  
define('INCLUDE_CHECK',1);  
require "functions.php";  
require "conn.php";  
  
  
// remove tweets older than 1 hour to prevent spam  
mysql_query("DELETE FROM add_delete_record WHERE id>1 AND updatetime<SUBTIME(NOW(),'0 1:0:0')");  
      
//fetch the timeline  
$q = mysql_query("SELECT * FROM add_delete_record ORDER BY ID DESC");  
  
$timeline='';  
while($row=mysql_fetch_assoc($q))  
{  
    $timeline.=formatTweet($row['text'],$row['updatetime']);  
}  
  
// fetch the latest tweet  
$lastTweet = '';  
  
?>  
  
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">  
<html xmlns="http://www.w3.org/1999/xhtml">  
<head>  
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
<title>php jquery 无刷新评论 www.freejs.net</title>  
  
<link rel="stylesheet" type="text/css" href="demo.css" />  
<script type="text/javascript" src="../../js/jquery-1.9.1.min.js"></script>  
<script type="text/javascript" src="script.js"></script>  
  
  
</head>  
  
<body>  
  
<div id="twitter-container">  
<form id="tweetForm" action="submit.php" method="post">  
  
<span class="counter">140</span>  
<label for="inputField">请留言测试</label>  
  
<textarea name="inputField" id="inputField" tabindex="1" rows="2" cols="40"></textarea>  
<input class="submitButton inact" name="submit" type="submit" value="提交" disabled="disabled" />  
  
  
<div class="clear"></div>  
  
</form>  
  
<h3 class="timeline">Freejs.net</h3>  
  
<ul class="statuses"><?php echo $timeline?></ul>  
  
  
</div>  
  
</body>  
</html>  
 functions.php
 
PHP Code
<?php  
  
if(!defined('INCLUDE_CHECK')) die('You are not allowed to execute this file directly');  
  
function formatTweet($tweet,$updatetime)  
{  
  
  
    $tweet=htmlspecialchars(stripslashes($tweet));  
    $flag = mt_rand(1,9);  
  
    return' 
    <li> 
    <a href="#"><img class="avatar" src="img/lito_s-ido_0'.$flag.'.png" width="48" height="48" /></a> 
    <div class="tweetTxt"> 
    <strong><a href="#">demo</a></strong> '. preg_replace('/((?:http|https|ftp):////(?:[A-Z0-9][A-Z0-9_-]*(?:/.[A-Z0-9][A-Z0-9_-]*)+):?(/d+)?//?[^/s/"/']+)/i','<a href="$1" rel="nofollow" target="blank">$1</a>',$tweet).' 
    <div class="date">'.strtotime($updatetime).'</div> 
    </div> 
    <div class="clear"></div> 
    </li>';  
  
}  
  
?>  
submit.php
PHP Code
<?php  
  
define('INCLUDE_CHECK',1);  
require "functions.php";  
require "conn.php";  
  
  
if(ini_get('magic_quotes_gpc'))  
$_POST['inputField']=stripslashes($_POST['inputField']);  
  
  
  
$_POST['inputField'] = mysql_real_escape_string(strip_tags($_POST['inputField']),$lr);  
  
if(mb_strlen($_POST['inputField']) < 1 || mb_strlen($_POST['inputField'])>140)  
die("0");  
  
mysql_query("INSERT INTO add_delete_record SET text='".$_POST['inputField']."',updatetime=NOW()");  
  
if(mysql_affected_rows($lr)!=1)  
die("0");  
  
echo formatTweet($_POST['inputField'],time());  
  
?>  
 
 
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