php完美的rss 生成类
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.
类的调用代码如下:
- 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.111cn.net/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 (!emptyempty($this->pubDate))
- $rss .= "<pubDate>{$this->pubDate}</pubDate>rn";
- if (!emptyempty($this->lastBuildDate))
- $rss .= "<lastBuildDate>{$this->lastBuildDate}</lastBuildDate>rn";
- if (!emptyempty($this->generator))
- $rss .= "<generator>{$this->generator}</generator>rn";
- $rss .= "<ttl>5</ttl>rn";
- if (!emptyempty($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();//开源代码phpfensi.com
- exit;
- }
- }
- ?>