php完美的rss 生成类

作者: 关于计算机  发布:2019-09-26

 代码如下

<?php
/**
*   Class name: RSS
*/
if (defined('_CLASS_RSS_PHP')) return;
define('_CLASS_RSS_PHP',1);

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

class RSS {
//public
var $rss_ver = "2.0";
var $channel_title = '';
var $channel_link = '';
var $channel_description = '';
var $language = 'zh_CN';
var $copyright = '';
var $webMaster = '';
var $pubDate = '';
var $lastBuildDate = '';
var $generator = 'RedFox RSS Generator';

全部代码如下:

var $content = '';
var $items = array();

 代码如下

/**************************************************************************/
// 函数名: RSS
// 功能: 构造函数
// 参数: $title
// $link
// $description
/**************************************************************************/
function RSS($title, $link, $description) {
$this->channel_title = $title;
$this->channel_link = $link;
$this->channel_description = $description;
$this->pubDate = Date('Y-m-d H:i:s',time());
$this->lastBuildDate = Date('Y-m-d H:i:s',time());
}
/**************************************************************************/
// 函数名: AddItem
// 功能: 添加一个节点
// 参数: $title
// $link
// $description   $pubDate
/**************************************************************************/
function AddItem($title, $link, $description ,$pubDate) {
$this->items[] = array('title' => $title ,
'link' => $link,
'description' => $description,
'pubDate' => $pubDate);
}
/**************************************************************************/
// 函数名: BuildRSS
// 功能: 生成rss xml文件内容
/**************************************************************************/
function BuildRSS() {
$s = " <?xml version="1.0" encoding="gb2312" ?>
n<rss version=金沙澳门官网手机版注册,"2.0">n";
// start channel
$s .= "<channel>n";
$s .= "<title><![CDATA[{$this->channel_title}]]></title>n";
$s .= "<link><![CDATA[{$this->channel_link}]]></link>n";
$s .= "<description><![CDATA[{$this->channel_description}]]></description>n";
$s .= "<language>{$this->language}</language>n";
if (!empty($this->copyright)) {
$s .= "<copyright><![CDATA[{$this->copyright}]]></copyright>n";
}
if (!empty($this->webMaster)) {
$s .= "<webMaster><![CDATA[{$this->webMaster}]]></webMaster>n";
}
if (!empty($this->pubDate)) {
$s .= "<pubDate>{$this->pubDate}</pubDate>n";
}

<?php
// +----------------------------------------------------------------------
// | YBlog
// +----------------------------------------------------------------------
// | Copyright (c) 2008 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;
    }
}
?>

if (!empty($this->lastBuildDate)) {
$s .= "<lastBuildDate>{$this->lastBuildDate}</lastBuildDate>n";
}

if (!empty($this->generator)) {
$s .= "<generator>{$this->generator}</generator>n";
}

// start items
for ($i=0;$i<count($this->items);$i++) {
$s .= "<item>n";
$s .= "<title><![CDATA[{$this->items[$i]['title']}]]></title>n";
$s .= "<link><![CDATA[{$this->items[$i]['link']}]]></link>n";
$s .= "<description><![CDATA[{$this->items[$i]['description']}]]></description>n";
$s .= "<pubDate>{$this->items[$i]['pubDate']}</pubDate>n";           
$s .= "</item>n";
}

// close channel
$s .= "</channel>n</rss>";
$this->content = $s;
}
/**************************************************************************/
// 函数名: Show
// 功能: 将产生的rss内容直接打印输出
/**************************************************************************/
function Show() {
if (empty($this->content)) $this->BuildRSS();
echo($this->content);
}
/**************************************************************************/
// 函数名: SaveToFile
// 功能: 将产生的rss内容保存到文件
// 参数: $fname 要保存的文件名
/**************************************************************************/
function SaveToFile($fname) {
$handle = fopen($fname, 'wb');
if ($handle === false)   return false;
fwrite($handle, $this->content);
fclose($handle);
}
}
?>

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