用ajax自动加载blogjava和博客园的rss

2007-03-07 00:00:00 作者：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>this is test</title>
<script type="text/javascript">
var xmlHttp;
function createXMLHttpRequest() {
    if (window.ActiveXObject) {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else if (window.XMLHttpRequest) {
        xmlHttp = new XMLHttpRequest();
    }
}
function readRSS(url) {
    createXMLHttpRequest();
    xmlHttp.onreadystatechange = handleStateChange;
    xmlHttp.open("GET", url, true);
    xmlHttp.send(null);


}

function handleStateChange() {
    if(xmlHttp.readyState == 4) {
        if(xmlHttp.status == 200) {
            ResultSet();
        }
    }
}
function ResultSet() {
    var results = xmlHttp.responseXML;
    var title = null;
    var item = null;
    var link=null;
    var author=null;
    var pubDate=null;
    var description=null;
    //得到channel
    var ccc=results.getElementsByTagName("channel");
     var headtitle=ccc[0].getElementsByTagName("title")[0].firstChild.nodeValue;
     var headlink=ccc[0].getElementsByTagName("link")[0].firstChild.nodeValue;
     var cell = document.createElement("div");
        cell.innerHTML="<h1><a href="+headlink+" target=_blank>"+headtitle+"</a></h1><br>";
        document.getElementById("result").appendChild(cell);
       //得到items
    var items = results.getElementsByTagName("item");
    for(var i = 0; i < items.length; i++) {
        item = items[i];
        link=item.getElementsByTagName("link")[0].firstChild.nodeValue;
        title = item.getElementsByTagName("title")[0].firstChild.nodeValue;
        author=item.getElementsByTagName("author")[0].firstChild.nodeValue;
        pubDate= item.getElementsByTagName("pubDate")[0].firstChild.nodeValue;
       // description=item.getElementsByTagName("description")[0].firstChild.nodeValue;
        var cell = document.createElement("div");
        cell.innerHTML="<a href="+link+" target=_blank>"+title+"</a><font color=red>&nbsp &nbsp &nbsp作者:</font>"+author+"<br>";


       document.getElementById("result").appendChild(cell);
       //var cell1=document.createElement("div");
       //cell1.innerHTML=description;
       // document.getElementById("result").appendChild(cell1);
    }
}
function readrss1()
{
    var url=document.getElementById("txturl").value;
    if(url=="")
    {
        alert("请输入RSS地址");
        }
    else
        {
            readRSS(url);
            }
    }

        var i=1;
        var j=0;
    function read()
    {
        if(j==0)
        {
              readBlogjava();
           window.setTimeout("testRead()",100);
        }
    }

    function testRead()
    {
        window.setTimeout("read()",1000);
    }

    function readBlogjava()
    {
            switch(i)
            {
            case(1):
              i++;

             readRSS("http://www.blogjava.net/rss.aspx");
              break;

              case(2):
               i++;
                readRSS(’http://beginner.blogjava.net/rss.aspx’);

             break;

              case(3):
               i++;
              readRSS(’http://general.blogjava.net/rss.aspx’);
              break;

              case(4):
              i++;
              readRSS(’http://life.blogjava.net/rss.aspx’);
               break;

               //博客园的
               case(5):
               i++;
               readRSS(’http://www.cnblogs.com/rss.aspx’);
               break;

                case(6):
               i++;
               readRSS(’http://beginner.cnblogs.com/rss.aspx’);
               break;

                case(7):
               i++;
               readRSS(’http://life.cnblogs.com/rss.aspx’);
               break;

                 case(8):
               i++;
               readRSS(’http://misc.cnblogs.com/rss.aspx’);
               break;

                 case(9):
               i++;
               readRSS(’http://cio.cnblogs.com/rss.aspx’);
               break;



                 case(10):
               i++;
               readRSS(’http://news.cnblogs.com/rss.aspx’);
               break;


                 case(11):
               i++;
               readRSS(’http://bookreview.cnblogs.com/rss.aspx’);
               break;


                 case(12):
               i++;
               readRSS(’http://job.cnblogs.com/rss.aspx’);
               break;

                  case(13):
               i++;
               readRSS(’http://gis.cnblogs.com/rss.aspx’);
               break;

                case(14):
               i++;
               readRSS(’http://clubs.cnblogs.com/rss.aspx’);
               break;

                case(15):
               i++;
               readRSS(’http://software.cnblogs.com/rss.aspx’);
               break;
              default:
              alert("加载完毕!");
               i++;
               j++;
              break;
            }
            }

</script>
</head>
<body onload=testRead()>
  <h1>ajax读rss示例</h1>

  <form >

     输入一个RSS地址:<input type="text" value="http://www.blogjava.net/wujun/rss.aspx" size=50 id="txturl">
     <input type="button" value="查看" onclick="readrss1()">
     <input type="button" onclick="hideobject()" value="test">
  </form>
    <div id="result"></div>
    <EMBED style="POSITION: absolute;top:1px;left:1px; " align=right
src=http://www.nice.or.jp/~mosmos/free/f105.swf width=200 height=200
type=application/x-shockwave-flash ; quality="high" wmode="transparent"></EMBED>
</body>
</html>

用ajax自动加载blogjava和博客园的rss

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