SharePoint 2013 – Get Current User LoginName using JSOM & REST

SharePoint 2013 – Get Current User LoginName using JSOM & REST

 Reference
 http://lixuan0125.wordpress.com/2013/05/10/sharepoint-2013-get-current-user-loginname-using-jsom-rest/#comment-218

$(document).ready(function () {

 

var userid = _spPageContextInfo.userId;

 

function GetCurrentUser() {

var requestUri = _spPageContextInfo.webAbsoluteUrl + "/_api/web/getuserbyid(" + userid + ")";

 

var requestHeaders = { "accept" : "application/json;odata=verbose" };

 

$.ajax({

  url : requestUri,

  contentType : "application/json;odata=verbose",

  headers : requestHeaders,

  success : onSuccess,

  error : onError

});

}

 

function onSuccess(data, request){

  var loginName = data.d.LoginName.split('|')[1];

  alert(loginName);

}

 

function onError(error) {

  alert(error);

}

 

GetCurrentUser();

 

});