使用asp撰写的openid登录方法

发布时间：2023-09-28 15:14:46 所属栏目：Asp教程来源：

导读： 以前sipo好像说asp写openid有些不能解决的问题，我也没查openid的规范。

这个对付简单的登录还是没问题的，不过代码还没测试。先放上来，有兴趣的可以看看

<script language="JScript" runat="server">

以前sipo好像说asp写openid有些不能解决的问题，我也没查openid的规范。

这个对付简单的登录还是没问题的，不过代码还没测试。先放上来，有兴趣的可以看看

<script language="JScript" runat="server">

/*

        ASP Openid

        by fisker

        2008-9-3

       */

var alert=print=write=function(str){Response.Write(str);}

var openid = new fiskerOpenid();

var input=getInput();

if(input["openid.mode"]=="id_res"){

  var nickname = input["openid.sreg.nickname"];

  var email = input["openid.sreg.email"];

  var returnUrl=input["return"];

  returnUrl += returnUrl.indexOf("?")!=-1?"&":"?";

  returnUrl += "nickname="+nickname;

  returnUrl += "&email="+email;

  Response.Redirect(returnUrl);

}else{

  if(input["openid"]==""||input["return"]==""){

    Response.write("<sc"+"ript>");

    Response.write("alert(/"error/");");

    Response.write("window.history.forward(1);");

    Response.write("</sc"+"ript>");

    Response.end();

  }



  openid.url = input["openid"];

  openid.get();

}

function getInput(){

    var input=new Array();

    var e=new Enumerator(Request.QueryString);

    for (;!e.atEnd();e.moveNext()){

      x=e.item();

      input[String(x).toLowerCase()]=String(Request.QueryString(x));

    }

    e=new Enumerator(Request.Form);

    for (;!e.atEnd();e.moveNext()){

      x=e.item();

      input[String(x).toLowerCase()]=String(Request.Form(x));

    }

    return input;

}

function fiskerOpenid(){

  this.url="";

  this.server="";

  this.delegate="";

  this.user = null;

  this.trust_root="";

  this.return_to="";

  this.sreg_required="nickname,email";

  this.get = function(info){

    if(!this.init()){Response.write("error");return;}

    if(info!=undefined)this.sreg_required=info;

    var html=this.request(this.server,"openid.mode=associate&openid.assoc_type=HMAC-SHA1");

    if (html==""){Response.write("error");return;}

    var assoc_handle = "";

    var assoc_type = "";

    var expires_in = "";

    var mac_key = "";

    try{

      var re=new RegExp("assoc_handle:(.+)","ig");

      assoc_handle = re.exec(html)[1];

      var re=new RegExp("assoc_type:(.+)","ig");

      aassoc_type = re.exec(html)[1];

      var re=new RegExp("expires_in:(.+)","ig");

      expires_in = re.exec(html)[1];

      var re=new RegExp("mac_key:(.+)","ig");

      mac_key = re.exec(html)[1];

      delete re;

    }catch(e){}

    var url = this.server;

    url += url.indexOf("?")!=-1?"&":"?";

    url += "openid.mode="+Server.URLEncode("checkid_setup");

    url += "&openid.identity="+Server.URLEncode(this.delegate);

    url += "&openid.trust_root="+Server.URLEncode(this.trust_root);

    url += "&openid.return_to="+Server.URLEncode(this.return_to);

    url += "&openid.assoc_handle="+Server.URLEncode(assoc_handle);

    url += "&openid.sreg.required="+Server.URLEncode(this.sreg_required);

    Response.Redirect(url);

  }

  this.init = function(){

    if(!this.check()) return false;

    if(this.trust_root==""||this.return_to==""){

      var thisServer="";

      var thisUrl="";

      thisServer+=String(Request.serverVariables("https")).toLowerCase()=="off"?"http://":"https://";

      thisServer+=String(Request.serverVariables("server_name"));

      thisServer+=String(Request.serverVariables("server_port"))=="80"?"":":"+String(Request.ServerVariables("server_port"));

      thisUrl+=thisServer;

      thisUrl+=String(Request.serverVariables("URL"));

      thisUrl+=String(Request.QueryString)==""?"":"?"+String(Request.QueryString);

      this.trust_root=(this.trust_root==""?thisServer:this.trust_root);

      this.return_to=(this.return_to==""?thisUrl:this.return_to);

    }

    var html = this.request(this.url);

    if (html=="") return false;

    html=html.replace(//’/ig,"/"");

    var re=new RegExp("<link(.*?)rel=/"(.*?)/"(.*?)href=/"(.*?)/"(.*?)>","ig");

    var arr=[];

    while ((arrMatch = re.exec(html)) != null){

      var index=arrMatch[2].toLowerCase();

      var value=arrMatch[4];

      if(index.indexOf(" ")){

        for(var j=0;j<index.split(" ").length;j++)arr[index.split(" ")[j]]=value;

      }else{

        arr[index]=value;

      }

    }

    delete re;

    if(arr["openid.server"]!=""){

      this.server=arr["openid.server"];

    }else{

      return false;

    }

    this.delegate = arr["openid.delegate"]==undefined?this.url:arr["openid.delegate"];

    return true;

  }

  this.check = function(){

    if (this.url=="") return false;

    if(this.url.indexOf("://")==-1) this.url="http://"+this.url;

    return true;

  }

  this.request = function(url,data){

    if (data == undefined)var data = null;

    var method = data ? ’POST’ : ’GET’;

    var html="";

    try{

      var xmlhttp=Server.CreateObject("MSXML2.ServerXMLHTTP.3.0");

      xmlhttp.open(method,url,false);

      xmlhttp.send(data);

        html = this.bytesToStr(xmlhttp.responseBody);

      delete xmlhttp;

    }catch(e){}

      return html;

    }

  this.bytesToStr = function(CodeBody){

    var objStream= Server.CreateObject("ado"+"db.stream") ;

    objStream.Type = 1 ;

    objStream.Mode =3 ;

    objStream.Open() ;

    objStream.Write(CodeBody);

    objStream.Position = 0 ;

    objStream.Type = 2 ;

    objStream.charset = "utf-8" ;

    var returnstr = objStream.ReadText;

    objStream.Close();

    delete objStream;

    return returnstr;

  }

}

</script>

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