[原创]替找房方便,将sohu焦点的rss改成全文的

http://sz.focus.cn/newscenter/xwsy.html
http://images.house.focus.cn/img/newhouselogo.gif


http://sz.focus.cn/newscenter/xwsy.html

Copyright 2012, sohu.com Inc., all rights reserved
zh-cn
Mon, 02 Jul 2012 21:44:21 +0800
Mon, 02 Jul 2012 21:44:21 +0800
地产综合
30';
$xmlAppend = '';


$xmlOutput = $xmlPre . $xmlItemContent . $xmlAppend ;
echo $xmlOutput;


/**
 * @param $url
 * @return array itemObj
 */
function parseItems( $url )
{
    $xmlObj = simplexml_load_file( $url );
    $items = $xmlObj -> channel -> item;

    $resultArr = array();

    foreach( $items as  $item ):
        $resultArr []= makeRssItemObj( $item );
    endforeach;

    return $resultArr;
}



/**
 * @param $item
 * @return itemObj
 */
function makeRssItemObj( $item )
{
 //   $item->link = "demo.html";
    $urlContent = fileGetContent( $item->link );  //如果不支持curl 就用file_get_content 或者socket 连接来实现.

    $urlContent = @iconv("gb2312","utf-8",$urlContent);

   // $content = iconv("gb2312" , "utf-8" , $content);
    preg_match("/id=\"newscontent\">([\d\D]+)/iU" , $urlContent , $matchArr);

    $item->description = $matchArr[1];
    return $item;
}

/**
 * @param $itemObjArr
 * @return string
 */
function makeRssItemString( $itemObjArr )
{
   $result = "";

   foreach( $itemObjArr as $itemObj  ):
       $result .= "";
           $result .= "";
           $result .= "$itemObj->link";
           $result .= "description ]]>";
           $result .= "mu_rain";
           $result .= "$itemObj->pubDate";
       $result .= "";
   endforeach;
    return  $result;
}


// ------------------------------------
/**
 * regulary show the string or object or json.
 * 规格化显示
 *
 * @param  $str    对象的实例
 * @package        P
 * @subpackage    String
 * @category    Putils
 * @author        mu_rain
 *  @return mixed
 */
// ------------------------------------
function pr($array,$title = 'DEBUG',$type = 'array' , $width = '')    {
    $title .= date("Y-m-d H:i:s");
    $widthStr = "";
    if( $width) $widthStr = "width:$width"."px";

    echo "
$title
";
    echo "";
    print("
");
    if($type == 'json') {
        $array = json_decode($array);
    }
    print_r($array);
    print("
");
    echo "";
    echo  "
";
}

// ------------------------------------
/**
 *
 * get the urlContent use curl
 * @package    KDG
 * @subpackage    common
 * @category    mu_rain
 * @author     徐兴
 */
// ------------------------------------
function fileGetContent($url)
{
    $ch = curl_init();
    $timeout = 30;
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    $contents = trim(curl_exec($ch));
    curl_close($ch);
    return $contents;
}