[原创]为找房方便 ,将sohu焦点的 rss 改成全文的.
房价貌似快要涨了,俺最近天天加班,俺媳妇来负责找房源,可她那狗屎公司无法上网,只好用ipad 加载rss 离线看,结果狗屎sohu焦点的rss 非全文rss ,为了老婆找房方便,写了点代码,用于生成全文的rss. 希望借此机会,尝试一下代码改善生活的感觉. 不废话吧，直接贴代码了.
<?phpheader("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"><channelpageIndex=""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;}