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Baidu Musicbox 用到的ajax代码

来源:互联网 日期:2012-09-01 16:30
var names;
var Cs, St;
var rorw="";
var lrcT;

function getname(songname){
if(songname==""){
names=$("name").value;
}else{
names=songname;
}
geturl();
}
function geturl(){
AJAXCALL("inc/songurl.asp?type=url1&keyword="+names,"musiclist","isXML=true");
addbox(names);
}
function top(){
AJAXCALL("inc/songlist.asp?ac=new","toplist","isXML=true");
}
function toplist(doc){
var items=getElementsByClass(doc,"item");
var linker=new Array();
var linkers=new Array();
var tmp="<ul>";
for(var i=0;i<items.length;i++){
if(getTagValue(items[i], "singer")=="")
{
linker[i]="";
linkers[i]="";
}
else
{
linker[i]="("+getTagValue(items[i], 'singer').replace(/ /g," ")+")";
linkers[i]=" "+getTagValue(items[i], 'singer').replace(/ /g," ");
}
var d=i+1;
tmp+='<li>'+d+'. <a href=javascript:getname("'+getTagValue(items[i], 'songname').replace(/ /g," ")+linkers[i]+'") title="'+getTagValue(items[i], 'songname').replace(/ /g," ")+linker[i]+'">'+getTagValue(items[i], 'songname').replace(/ /g," ")+linker[i]+'</a></li>';
}
tmp+="</ul>";
$("toplist").innerHTML=tmp;
}
function s2(){
AJAXCALL("inc/songlist.asp?ac=all","s3","isXML=true");
}
function s3(doc){
var items=getElementsByClass(doc,"item");
var linker=new Array();
var linkers=new Array();
var tmp="<ul>";
for(var i=0;i<items.length;i++){
if(getTagValue(items[i], "singer")=="")
{
linker[i]="";
linkers[i]="";
}
else
{
linker[i]="("+getTagValue(items[i], 'singer').replace(/ /g," ")+")";
linkers[i]=" "+getTagValue(items[i], 'singer').replace(/ /g," ");
}
var d=i+1;
tmp+='<li>'+d+'. <a href=javascript:getname("'+getTagValue(items[i], 'songname').replace(/ /g," ")+linkers[i]+'") title="'+getTagValue(items[i], 'songname').replace(/ /g," ")+linker[i]+'">'+getTagValue(items[i], 'songname').replace(/ /g," ")+linker[i]+'</a></li>';
}
tmp+="</ul>";
$("topalllist").innerHTML=tmp;
}
function musiclist(doc){
var items=getElementsByClass(doc,"item");
var tmp="<ul>";
for(var i=0;i<22 && i<items.length;i++){
var d=i+1;
type=getTagValue(items[i], 'type');
tmp+='<li> <img src="img/list.gif" /> <a title="试听点 '+d+' ('+type+')" href=javascript:play("'+getTagValue(items[i], 'type')+'","'+getTagValue(items[i], 'link').replace(/ /g,' ')+'")>'+names.replace(/ /g,' ')+' ('+type+')</a></li>';
}
tmp+="</ul>";
$("list").innerHTML=tmp;
$("msg").style.display="none";
play(getTagValue(items[0], "type"),getTagValue(items[0], "link"));
}
function play(obj,url){
initLrc();
$("guanxin").style.display="none";
$("msg").style.display="block";
AJAXCALL("inc/songurl.asp?type=url2&keyword="+url+"&attach="+obj,"gotoplay","isXML=true");
AJAXCALL("inc/lyrics.asp?song="+names,"getlrc","isXML=true");
}
var tl;
function getlrc(doc){
tl="";
var items=getElementsByClass(doc,"item");
var tmp="<div id=LrcDiv class=LrcDiv>";
for(var i=0;i<items.length;i++){
tmp+='<div class=div id=T_'+getTagValue(items[i], 'time')+' onclick=To(''+getTagValue(items[i], 'time')+'')>'+getTagValue(items[i], 'lrc')+'</div>';
tl+=getTagValue(items[i], 'time')+"|";
}
tmp+="</div>";
$("lrc").innerHTML=tmp;
}

function gotoplay(docs){
var type=getTagValue(docs, "type");
var link=getTagValue(docs, "link");
if(type=="rm" || type=="ra" || type=="ram" || type=="rmvb" || type=="mpga" || type=="mp4" || type=="3gp")
$("players").innerHTML=realplayer(link);
else
$("players").innerHTML=mdplayer(link);
var link3=cuturl(link);
$("msg").style.display="none";
$("wmaurl").innerHTML="歌曲出处: <a href="+link.replace(/ /g," ")+" target='_blank' title='点右键另存:"+names.replace(/ /g," ")+"'>"+link3.replace(/ /g," ")+"</a>";
setTimeout(guanxin,1000);
playobj();
}

function initLrc(){
clearTimeout(lrcT);
rorw="";
$("players").innerHTML="";
$("lrc").innerHTML="";
St=0;
Cs=0;
}

function playobj(){
if($("MPlayer"))
{
rorw="wmp";
ldL();
}
else if($("RPlayer"))
{
rorw="rmp";
try { RPlayer.SetWantErrors(true); } catch(hh){}
ldL();
}
else
playobj();
}

function guanxin(){
$("guanxin").style.display="block";
setTimeout(guanxin2,10000);
}
function guanxin2(){
$("guanxin").style.display="none";
}

var player;
function mdplayer(str){
player='<object classid="clsid:6bf52a52-394a-11d3-b153-00c04f79faa6" id="MPlayer" width="100%" height="64"><param name="url" value="'+str+'"><param name="enablecontextmenu" value="0"><param name="enableerrordialogs" value="0"></object>';
return player;
}

function realplayer(str){
player='<object classid="clsid:cfcdaa03-8be4-11cf-b84b-0020afbbccfa" id="RPlayer" width="100%" height="60"><param name="src" value="'+str+'"><param name="controls" value="controlpanel,statusbar"><param name="autostart" value="true"></object>';
return player;
}

function cuturl(song_url){
var len=getStrActualLen(song_url);
var MAX_DISP_LEN=40;
if(len<=MAX_DISP_LEN) return song_url;
var disp_song_url=song_url;
var pos1=song_url.indexOf("://");
if(pos1>0){
disp_song_url=song_url.substring(pos1+3,len);
var pos2=disp_song_url.indexOf("/");
if(pos2>0) disp_song_url=song_url.substring(0,pos1+pos2+4);
var len2=MAX_DISP_LEN-3-getStrActualLen(disp_song_url);
if(len2>0) disp_song_url=disp_song_url+'...'+song_url.substring(len-len2,len);
return disp_song_url;
}
}

function getStrActualLen(sChars){
return sChars.replace(/[^x00-xff]/g,"xx").length;
}

function AJAXCALL(url,handleResponse,param){
var isXML=false;//false:html or true:xml
var isCache=false;//false:no-cache or true:cache
var method="GET";//GET or POST
var attach="";
if(param){
re = / /g;
param=param.replace(re, "");
var tmp=param.split(",");
for(var i=0;i<tmp.length;i++){
var pa=tmp[i].substr(0,3);
var ct=tmp[i].split("=")[1];
switch (pa){
case "isX":
if(ct=="true"){
isXML= true;
}else{
isXML= false;
}
break;
case "isC":
if(ct=="true"){
isCache= true;
}else{
isCache= false;
}
break;
case "met":
method=ct;
break;
case "att":
attach=ct;
break;
}
}
}
if(!isCache){
var t=new Date().getTime();
if(url.indexOf("?")>0){
url+="&t="+t;
}else{
url+="?t="+t;
}
}
var postdata=null;
if(method=="POST"){
purl=url.split("?");
url=purl[0];
postdata=purl[1];
}
RequestHTTP(url,handleResponse,method,isXML,postdata,attach);
}

function RequestHTTP(burl,rdRandleResponse,bmethod,bXML,Formdata,attach){
var http_request = false;
function doHttpRequest(){
if (window.XMLHttpRequest){
http_request = new XMLHttpRequest();
if (http_request.overrideMimeType){
http_request.overrideMimeType('text/xml');
}
} else if (window.ActiveXObject){
try{
http_request = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e){
try{
http_request = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e){}
}
}
if (!http_request){
alert('Giving up :( Cannot create an XMLHTTP instance');
return false;
}
http_request.onreadystatechange=handleStateChange;
http_request.open(bmethod,burl,true);
if(Formdata){
http_request.setRequestHeader("Content-Length",Formdata.length);
http_request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
http_request.send(Formdata);
}else{
http_request.setRequestHeader("Content-Type","text/html");
http_request.send(null);
}
}
function handleStateChange(){
if(http_request.readyState==4 && http_request.status==200){
var response_content;
if(bXML){
response_content=http_request.responseXML;
}else{
response_content=http_request.responseText;
}
if(typeof rdRandleResponse == "function"){
rdRandleResponse(response_content, attach);
}else{
eval(rdRandleResponse+"(response_content,attach)");
}
}
}
doHttpRequest();
}

function getTagValue(doc, tag){
var elems = doc.getElementsByTagName(tag)[0].firstChild.nodeValue;
return elems;
}

function $(obj){
return document.getElementById(obj);
}

function getElementsByClass(node,tag){
var els = node.getElementsByTagName(tag);
return els;
}
歌词函数:

function setcookie(name,value){
var Days = 30;
var exp = new Date();
exp.setTime(exp.getTime() + Days*24*60*60*1000);
document.cookie = name + "="+ escape(value) +";expires="+ exp.toGMTString();
}
function getcookie(name){
var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
if(arr != null) return unescape(arr[2]); return null;
}
setcookie("box",getcookie("box"));
function addbox(name){
var a1=name+"|*|";
var box=getcookie("box");
box=box.replace(a1,"");
var value=a1+box;
setcookie("box",value);
listbox();
}
function delbox(name){
var del=name+"|*|";
var s=getcookie("box");
s = s.replace(del, "");
setcookie("box",s);
listbox();
}
function listbox(){
var tmp="";
var s2=getcookie("box");
var s3=s2.split("|*|");
var s4=s3.length-1;
if(s4>8) $("boxlist").style.height="139px";
for(var i=0;i<s4;i++){
tmp+="<div id="box"><div id="del" style="float: right;"><span onclick=javascript:delbox('"+s3[i]+"')>删除</span></div><div id="boxtitle"><a href=javascript:getname('"+s3[i]+"')>"+s3[i]+"</a></div></div>";
}
$("boxlist").innerHTML=tmp;
}

function GetEBID(id){return document.getElementById(id);}
function To(t){
if(rorw=="") return;
if(rorw=="rmp" && RPlayer.GetPlayState()==3) RPlayer.SetPosition(t*1000);
if(rorw=="wmp" && MPlayer.playState==3) MPlayer.controls.CurrentPosition=t;
}

function lrcrun(){
var rtl="|"+tl;
if((rtl.indexOf("|"+Cs+"|")) != -1){
GetEBID("LrcDiv").scrollTop=GetEBID("LrcDiv").offsetTop-parseInt(GetEBID("LrcDiv").offsetHeight/2)+GetEBID("T_"+Cs).offsetTop+10;
GetEBID("T_"+St).className="";
GetEBID("T_"+Cs).className="b";
St=Cs;
}
}

function ldL(){
if(rorw=="rmp" && RPlayer.GetPlayState()==3) {Cs=Math.floor(RPlayer.GetPosition()/1000); lrcrun();}
if(rorw=="wmp" && MPlayer.playState==3) {Cs=Math.floor(MPlayer.controls.CurrentPosition); lrcrun();}
lrcT=setTimeout("ldL()", 10);
}

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