phpstudy_PHP RSS 生成类

if (defined("_class_rss_php教程")) return;
define("_class_rss_php教程",1);
/**
 
 *  使用说明：
 *  $rss = new rss("redfox","http://111cn.net/","redfox"s blog");
 *  $rss->additem("rss class","http://www.111cn.net","xxx",date());
 *  $rss->additem(...);
 *  $rss->savetofile(...);
 */

 

 代码如下

class rss {
   //public
   $rss_ver = "2.0";
   $channel_title = "";
   $channel_link = "";
   $channel_description = "";
   $language = "zh_cn";
   $copyright = "";
   $webmaster = "";
   $pubdate = "";
   $lastbuilddate = "";
   $generator = "redfox rss generator";

   $content = "";
   $items = array();

   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());
   }

   function additem($title, $link, $description ,$pubdate) {
       $this->items[] = array("titile" => $title ,
                        "link" => $link,
                        "description" => $description,
                        "pubdate" => $pubdate);
   }

   function buildrss() {
       $s = " ";
       // start channel
       $s .= " ";
       $s .= " "
       $s .= "{$this->channel_link} ";
       $s .= "{$this->channel_description} ";
       $s .= "{$this->language} ";
       if (!empty($this->copyright)) {
          $s .= "{$this->copyright} ";
       }
       if (!empty($this->webmaster)) {
          $s .= "{$this->webmaster} ";
       }
       if (!empty($this->pubdate)) {
          $s .= "{$this->pubdate} ";
       }

       if (!empty($this->lastbuilddate)) {
          $s .= "{$this->lastbuilddate} ";
       }

       if (!empty($this->generator)) {
          $s .= "{$this->generator} ";
       }
     
       // start items
       for ($i=0;$iitems),$i++) {
           $s .= " ";
           $s .= " ";
           $s .= "{$this->items[$i]["link"]} ";
           $s .= "items[$i]["description"]}]]> ";
           $s .= "{$this->items[$i]["pubdate"]} ";         
           $s .= " ";
       }
    
      // close channel
      $s .= " ";
      $this->content = $s;
   }

   function show() {
       if (empty($this->content)) $this->buildrss();
       header("content-type:text/xml");
       echo($this->content);
   }

   function savetofile($fname) {
       if (empty($this->content)) $this->buildrss();
       $handle = fopen($fname, "wb");
       if ($handle === false)  return false;
       fwrite($handle, $this->content);
       fclose($handle);
   }
}

?>
同时也可以用网页特效来解析xml文档

phpstudy_PHP RSS 生成类

http://m.bbyears.com/wangyetexiao/25458.html

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