php完美的rss 生成类
2013-09-05 19:26
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RSS订阅功能,在很多网站都可以有但也有很多,下面代码是自己写的,其中使用到了一个PHP类:RSS.class.php,感觉非常方便,不敢独享,特拿出来跟大家分享。
全部代码如下:
include_once("class/RSS.class.php");//引入RSS PHP类 $RSS= new RSS("名称","地址","描述","RSS频道图标"); $RSS->AddItem("日志的标题","日志的地址","日志的摘要","日志的发布日期"); $RSS->Display();//输出RSS内容
全部代码如下:
<?php // +---------------------------------------------------------------------- // | YBlog // +---------------------------------------------------------------------- // | Copyright (c) 2008 http://www.hzhuti.com/nokia/n97/ All rights reserved. // +---------------------------------------------------------------------- // +---------------------------------------------------------------------- // | Author: yhustc <yhustc@gmail.com> // +---------------------------------------------------------------------- // $Id$ /** +------------------------------------------------------------------------------ * RSS生成类 +------------------------------------------------------------------------------ * @author yhustc <yhustc@gmail.com> * @version $Id$ +------------------------------------------------------------------------------ */ class RSS { /** +---------------------------------------------------------- * RSS频道名 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $channel_title = "'; /** +---------------------------------------------------------- * RSS频道链接 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $channel_link = "'; /** +---------------------------------------------------------- * RSS频道描述 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $channel_description = ''; /** +---------------------------------------------------------- * RSS频道使用的小图标的URL +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $channel_imgurl = ''; /** +---------------------------------------------------------- * RSS频道所使用的语言 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $language = 'zh_CN'; /** +---------------------------------------------------------- * RSS文档创建日期,默认为今天 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $pubDate = ''; protected $lastBuildDate = ''; protected $generator = 'YBlog RSS Generator'; /** +---------------------------------------------------------- * RSS单条信息的数组 +---------------------------------------------------------- * @var string * @access protected +---------------------------------------------------------- */ protected $items = array(); /** +---------------------------------------------------------- * 构造函数 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $title RSS频道名 * @param string $link RSS频道链接 * @param string $description RSS频道描述 * @param string $imgurl RSS频道图标 +---------------------------------------------------------- */ public function __construct($title, $link, $description, $imgurl = '') { $this->channel_title = $title; $this->channel_link = $link; $this->channel_description = $description; $this->channel_imgurl = $imgurl; $this->pubDate = Date('Y-m-d H:i:s', time()); $this->lastBuildDate = Date('Y-m-d H:i:s', time()); } /** +---------------------------------------------------------- * 设置私有变量 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $key 变量名 * @param string $value 变量的值 +---------------------------------------------------------- */ public function Config($key,$value) { $this->{$key} = $value; } /** +---------------------------------------------------------- * 添加RSS项 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @param string $title 日志的标题 * @param string $link 日志的链接 * @param string $description 日志的摘要 * @param string $pubDate 日志的发布日期 +---------------------------------------------------------- */ function AddItem($title, $link, $description, $pubDate) { $this->items[] = array('title' => $title, 'link' => $link, 'description' => $description, 'pubDate' => $pubDate); } /** +---------------------------------------------------------- * 输出RSS的XML为字符串 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return string +---------------------------------------------------------- */ public function Fetch() { $rss = "<?xml version="1.0" encoding="utf-8" ?>rn"; $rss = "<rss version="2.0">rn"; $rss .= "<channel>rn"; $rss .= "<title><![CDATA[{$this->channel_title}]]></title>rn"; $rss .= "<description><![CDATA[{$this->channel_description}]]></description>rn"; $rss .= "<link>{$this->channel_link}</link>rn"; $rss .= "<language>{$this->language}</language>rn"; if (!empty($this->pubDate)) $rss .= "<pubDate>{$this->pubDate}</pubDate>rn"; if (!empty($this->lastBuildDate)) $rss .= "<lastBuildDate>{$this->lastBuildDate}</lastBuildDate>rn"; if (!empty($this->generator)) $rss .= "<generator>{$this->generator}</generator>rn"; $rss .= "<ttl>5</ttl>rn"; if (!empty($this->channel_imgurl)) { $rss .= "<image>rn"; $rss .= "<title><![CDATA[{$this->channel_title}]]></title>rn"; $rss .= "<link>{$this->channel_link}</link>rn"; $rss .= "<url>{$this->channel_imgurl}</url>rn"; $rss .= "</image>rn"; } for ($i = 0; $i < count($this->items); $i++) { $rss .= "<item>rn"; $rss .= "<title><![CDATA[{$this->items[$i]['title']}]]></title>rn"; $rss .= "<link>{$this->items[$i]['link']}</link>rn"; $rss .= "<description><![CDATA[{$this->items[$i]['description']}]]></description>rn"; $rss .= "<pubDate>{$this->items[$i]['pubDate']}</pubDate>rn"; $rss .= "</item>rn"; } $rss .= "</channel>rn</rss>"; return $rss; } /** +---------------------------------------------------------- * 输出RSS的XML到浏览器 +---------------------------------------------------------- * @access public +---------------------------------------------------------- * @return void +---------------------------------------------------------- */ public function Display() { header("Content-Type: text/xml; charset=utf-8"); echo $this->Fetch(); exit; } } ?>
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