PHP實(shí)現(xiàn)動(dòng)態(tài)創(chuàng)建XML文檔的方法

?php
$id=mysql_connect("localhost","root","root") or die('數(shù)據(jù)庫(kù)連接失敗:' . mysql_error());
if(mysql_select_db("db_database26",$id))
 echo "";
 else
 echo ('數(shù)據(jù)庫(kù)錯(cuò)誤' . mysql_error());
mysql_query("set names gb2312");
?>

a
ref="rss.xml">查看rss.xml文件中的內(nèi)容/a>
?php
include_once("conn/conn.php");
include_once("rss.php");
?>

?php
$self=$_SERVER['HTTP_REFERER'];
$u=$_SERVER['HTTP_HOST'];
$url="http://"."$u";
$date_time=date("Y-m-d H:i:s");
$dom = new DomDocument('1.0','gb2312');           //創(chuàng)建DOM對(duì)象
$object = $dom->createElement('rss');            //創(chuàng)建根節(jié)點(diǎn)rss
$dom->appendChild($object);                 //將創(chuàng)建的根節(jié)點(diǎn)添加到dom對(duì)象中
  $type1 = $dom->createAttribute('xmlns:rdf');     //創(chuàng)建一個(gè)節(jié)點(diǎn)屬性xmlns:rdf
  $object->appendChild($type1);              //將屬性追加到rss根節(jié)點(diǎn)中
    $type1_value = $dom->createTextNode('http://www.w3.org/1999/02/22-rdf-syntax-ns#'); //創(chuàng)建一個(gè)屬性值
    $type1->appendChild($type1_value);                //將屬性值賦給屬性xmlns:rdf
  $type2 = $dom->createAttribute('xmlns:dc');             //創(chuàng)建一個(gè)節(jié)點(diǎn)屬性xmlns:dc
  $object->appendChild($type2);              //將屬性追加到rss根節(jié)點(diǎn)中
    $type2_value = $dom->createTextNode('http://purl.org/dc/elements/1.1/'); //創(chuàng)建一個(gè)屬性值
    $type2->appendChild($type2_value);                //將屬性值賦給屬性xmlns:dc
  $type3 = $dom->createAttribute('xmlns:taxo');              //創(chuàng)建一個(gè)節(jié)點(diǎn)屬性xmlns:taxo
  $object->appendChild($type3);              //將屬性追加到rss根節(jié)點(diǎn)中
    $type3_value = $dom->createTextNode('http://purl.org/rss/1.0/modules/taxonomy/'); //創(chuàng)建一個(gè)屬性值
    $type3->appendChild($type3_value);                //將屬性值賦給屬性xmlns:taxo
  $type4 = $dom->createAttribute('version');              //創(chuàng)建一個(gè)節(jié)點(diǎn)屬性version
  $object->appendChild($type4);              //將屬性追加到rss根節(jié)點(diǎn)中
    $type4_value = $dom->createTextNode('2.0');   //創(chuàng)建一個(gè)屬性值
    $type4->appendChild($type4_value);          //將屬性值賦給屬性version
  $channel = $dom->createElement('channel');              //創(chuàng)建節(jié)點(diǎn)channel
  $object->appendChild($channel);                 //將節(jié)點(diǎn)channel追加到根節(jié)點(diǎn)rss下
    $title = $dom->createElement('title');            //創(chuàng)建節(jié)點(diǎn)title
    $channel->appendChild($title);                //將節(jié)點(diǎn)追加到channel節(jié)點(diǎn)下
      $title_value = $dom->createTextNode(iconv('gb2312','utf-8','明日科技')); //創(chuàng)建元素值
      $title->appendChild($title_value);            //將值賦給title節(jié)點(diǎn)
    $link = $dom->createElement('link');         //創(chuàng)建節(jié)點(diǎn)link
    $channel->appendChild($link);              //將節(jié)點(diǎn)追加到channel節(jié)點(diǎn)下
      $link_value = $dom->createTextNode(iconv('gb2312','utf-8','http://www.mingrisoft.com'));//創(chuàng)建元素值
      $link->appendChild($link_value);           //將值賦給link節(jié)點(diǎn)
    $description = $dom->createElement('description');          //創(chuàng)建節(jié)點(diǎn)description
    $channel->appendChild($description);           //將節(jié)點(diǎn)追加到channel節(jié)點(diǎn)下
      $description_value = $dom->createTextNode(iconv('gb2312','utf-8','明日科技'));  //創(chuàng)建元素值
      $description->appendChild($description_value);              //將值賦給description節(jié)點(diǎn)
    $dc_creator = $dom->createElement('dc:creator');         //創(chuàng)建節(jié)點(diǎn)dc:creator
    $channel->appendChild($dc_creator);           //將節(jié)點(diǎn)追加到channel節(jié)點(diǎn)中
      $dc_creator_value = $dom->createTextNode(iconv('gb2312','utf-8','http://www.mingrisoft.com'));//創(chuàng)建元素值
      $dc_creator->appendChild($dc_creator_value);           //將值賦給dc:creator節(jié)點(diǎn)
$sql=mysql_query("select * from tb_rss_database order by tb_rss_id desc");   //從數(shù)據(jù)庫(kù)中讀取數(shù)據(jù)
while($myrow=mysql_fetch_array($sql)){       //循環(huán)輸出數(shù)據(jù)庫(kù)中數(shù)據(jù)
    $item = $dom->createElement('item');     //創(chuàng)建節(jié)點(diǎn)item
    $object->appendChild($item);             //將item追加到channel節(jié)點(diǎn)下
      $item_title = $dom->createElement('title');         //創(chuàng)建title節(jié)點(diǎn)
      $item->appendChild($item_title);           //將節(jié)點(diǎn)追加到item節(jié)點(diǎn)下
      $item_link = $dom->createElement('link');          //創(chuàng)建link節(jié)點(diǎn)
      $item->appendChild($item_link);           //將節(jié)點(diǎn)追加到item節(jié)點(diǎn)下
      $item_description = $dom->createElement('description');   //創(chuàng)建description節(jié)點(diǎn)
      $item->appendChild($item_description);            //將節(jié)點(diǎn)追加到item節(jié)點(diǎn)中
      $item_pubDate = $dom->createElement('pubDate');       //創(chuàng)建節(jié)點(diǎn)pubDate
      $item->appendChild($item_pubDate);            //將節(jié)點(diǎn)追加到item節(jié)點(diǎn)下
        $title_value = $dom->createTextNode(iconv('gb2312','utf-8',"$myrow[tb_rss_subject]"));  //創(chuàng)建元素值
        $item_title->appendChild($title_value);           //將值賦給title節(jié)點(diǎn)
        $link_value = $dom->createTextNode(iconv('gb2312','utf-8',"$url/tm/sl/22/02/look_content.php?lmbs=$myrow[tb_rss_id]"));//創(chuàng)建元素值
        $item_link->appendChild($link_value);            //將值賦給link節(jié)點(diǎn)
        $description=substr($myrow[tb_rss_content],0,80);      //截取該字段中的前80個(gè)字符
        $description_value = $dom->createTextNode(iconv('gb2312','utf-8',"$description"));//創(chuàng)建元素值
        $item_description->appendChild($description_value);     //將值賦給description節(jié)點(diǎn)
        $pubDate_value = $dom->createTextNode(iconv('gb2312','utf-8',"$date_time"));//創(chuàng)建元素值
        $item_pubDate->appendChild($pubDate_value);           //將值賦給pubDate節(jié)點(diǎn)
}
$modi = $dom->saveXML();         //生成xml文檔
file_put_contents('Rss.xml',$modi);     /* 將對(duì)象保存到Rss.xml文檔中 */
?>