<?php

defined('IN_PHPCMS') or exit('No permission resources.');



class rss {

	private $db;

	function __construct() {

		$this->db = pc_base::load_model('content_model');

		pc_base::load_app_class('rssbuilder','','','0');

		$this->siteid = $_GET['siteid'] ? intval($_GET['siteid']) : '1';

		$this->rssid = intval($_GET['rssid']);

		define('SITEID', $this->siteid);

	}



	public function init() {

		$siteurl = siteurl(SITEID);

		if(empty($this->rssid)) {

			$catid = $_GET['catid'] ? intval($_GET['catid']) : '0';

			$siteids = getcache('category_content','commons');

			$siteid = $siteids[$catid] ? $siteids[$catid] : 1;

			$CATEGORYS = getcache('category_content_'.$siteid,'commons');

			$subcats = subcat($catid,0,1,$siteid);

			foreach ($CATEGORYS as $r) if($r['parentid'] == 0) $channel[] = $r;

			include template('content','rss');

		} else {

			$CATEGORYS = getcache('category_content_'.$this->siteid,'commons');

			$SITEINFO = getcache('sitelist','commons');

			$CAT = $CATEGORYS[$this->rssid];

			if(count($CAT) == 0) showmessage(L('missing_part_parameters'),'blank');

			$siteid = $CAT['siteid'];

			$sitedomain = $SITEINFO[$siteid]['domain'];  //获取站点域名

			$MODEL = getcache('model','commons');

			$modelid = $CAT['modelid'];		

		    $encoding   =  CHARSET;

		    $about      =  SITE_PROTOCOL.SITE_URL;

		    $title      =  $CAT['catname'];

		    $description = $CAT['description'];

		    $content_html = $CAT['content_ishtml'];

		    $image_link =  "<![CDATA[".$CAT['image']."]]> ";

		    $category   =  '';

		    $cache      =  60;

		    $rssfile    = new RSSBuilder($encoding, $about, $title, $description, $image_link, $category, $cache);

		    $publisher  =  '';

		    $creator    =  SITE_PROTOCOL.SITE_URL;

		    $date       =  date('r');

		    $rssfile->addDCdata($publisher, $creator, $date);

		    $ids = explode(",",$CAT['arrchildid']);

		    if(count($ids) == 1 && in_array($this->rssid, $ids)) {

		        $sql .= "`catid` = '$this->rssid' AND `status` = '99'";

		    } else {

		        $sql .= get_sql_catid('category_content_'.$siteid,$this->rssid)." AND `status` = '99'";

		    }

			if(empty($MODEL[$modelid]['tablename'])) showmessage(L('missing_part_parameters'),'blank');

		    $this->db->table_name = $this->db->db_tablepre.$MODEL[$modelid]['tablename'];

			$info = $this->db->select($sql,'`title`, `description`, `url`, `inputtime`, `thumb`, `keywords`','0,20','id DESC');

		

			foreach ($info as $r) {

			    //添加项目

			    if(!empty($r['thumb'])) $img = "<img src=".thumb($r['thumb'], 150, 150)." border='0' /><br />";else $img = '';

		        $about          =  $link = (strpos($r['url'], 'http://') !== FALSE || strpos($r['url'], 'https://') !== FALSE) ? "<![CDATA[".$r['url']."]]> " : (($content_html == 1) ? "<![CDATA[".substr($sitedomain,0,-1).$r['url']."]]> " : "<![CDATA[".substr(APP_PATH,0,-1).$r['url']."]]> ");

		        $title          =   "<![CDATA[".$r['title']."]]> ";

		        $description    =  "<![CDATA[".$img.$r['description']."]]> ";

		        $subject        =  '';

		        $date           =  date('Y-m-d H:i:s' , $r['inputtime']);

		        $author         =  $PHPCMS['sitename'].' '.SITE_PROTOCOL.SITE_URL;

		        $comments       =  '';//注释;

	

		        $rssfile->addItem($about, $title, $link, $description, $subject, $date,	$author, $comments, $image);

			}	

			$version = '2.00';

	    	$rssfile->outputRSS($version);

		}    	        	

	}

}

?>