php jquery 无刷新评说_PHP

php jquery 无刷新评论

刷新后删除一个小时前的记录

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());??
??
?>??
?

原文地址:http://www.freejs.net/article_biaodan_88.html