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<?php
header("Content-type: text/html; charset=utf-8");
ini_set("max_excution_time" ,3600);
$url = "http://sz.focus.cn/common/xml/rss/news/hot.php";
$newItemArr = parseItems( $url );
$xmlItemContent = makeRssItemString( $newItemArr ); //重新生成item 内容,将下载内容替换descript.
//rss xml 的头尾字符串
$xmlPre = '
<?xml version="1.0" encoding="GBK"?>
<?xml-stylesheet type="text/xsl" href="/common/xml/xsl/rss.xsl" media="all"?>
<?xml-stylesheet type="text/css" href="/common/xml/css/rss.css" media="all"?>
<rss version="2.0"
xmlns:focus="http://house.focus.cn"
xmlns:F="http://house.focus.cn"
docType="rss"
F:docType="rss"
>
<channel
pageIndex=""
pageSize="20"
recordCount=""
F:pageIndex=""
F:pageSize="20"
F:recordCount="">
<image>
<title><![CDATA[热点新闻-搜狐焦点网深圳站 ]]></title>
<link>http://sz.focus.cn/newscenter/xwsy.html</link>
<url>http://images.house.focus.cn/img/newhouselogo.gif</url>
</image>
<title>热点新闻-搜狐焦点网深圳站</title>
<link>http://sz.focus.cn/newscenter/xwsy.html</link>
<description><![CDATA[提供最全面最及时的中国房地产新闻资讯 ]]></description>
<copyright>Copyright 2012, sohu.com Inc., all rights reserved</copyright>
<language>zh-cn</language>
<lastBuildDate>Mon, 02 Jul 2012 21:44:21 +0800</lastBuildDate>
<pubDate>Mon, 02 Jul 2012 21:44:21 +0800</pubDate>
<category>地产综合</category>
<ttl>30</ttl>';
$xmlAppend = '</channel></rss>';
$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]+)<div\s+class=\"clear\">/iU" , $urlContent , $matchArr);
$item->description = $matchArr[1];
return $item;
}
/**
* @param $itemObjArr
* @return string
*/
function makeRssItemString( $itemObjArr )
{
$result = "";
foreach( $itemObjArr as $itemObj ):
$result .= "<item>";
$result .= "<title><![CDATA[ $itemObj->title ]]></title>";
$result .= "<link>$itemObj->link</link>";
$result .= "<description><![CDATA[ $itemObj->description ]]></description>";
$result .= "<author>mu_rain</author>";
$result .= "<pubDate>$itemObj->pubDate</pubDate>";
$result .= "<item>";
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 "<fieldset style=\"-moz-border-radius:5px 5px 5px 5px; -moz-box-shadow:0px 0px 10px rgba(00,00,00,0.45); border: 3px solid transparent; padding:3px; margin-top:20px; \"><legend style=\"color: #069; margin:3px; $widthStr \">$title</legend>";
echo "<div style = '-moz-border-radius:10px 10px 10px 10px;font-size:14px; color:#069; border:1px solid #F0FAF9; font-size:9pt; background:#F0FAF9; padding:5px;'>";
print("<pre>");
if($type == 'json') {
$array = json_decode($array);
}
print_r($array);
print("</pre>");
echo "<div>";
echo "</fieldset>";
}
// ------------------------------------------------------------------------
/**
*
* get the urlContent use curl
* @package KDG
* @subpackage common
* @category mu_rain
* @author 徐兴
*/
// ------------------------------------------------------------------------
function fileGetContent($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;
}
//1
function makeRssItemString( $itemObjArr )
{
$result = "";
foreach( $itemObjArr as $itemObj ):
$result .= "<item>";
$result .= "<title><![CDATA[ $itemObj->title ]]></title>";
$result .= "<link>$itemObj->link</link>";
$result .= "<description><![CDATA[ $itemObj->description ]]></description>";
$result .= "<author>mu_rain</author>";
$result .= "<pubDate>$itemObj->pubDate</pubDate>";
$result .= "</item>"; //忘记反 / 了。
endforeach;
return $result;
}
//2
$xmlPre = '
<?xml version="1.0" encoding="GBK"?>
//变更为如下,去除多余的头部空格输出.
$xmlPre = '<?xml version="1.0" encoding="GBK"?>