Use RESTful API in Javascript

Keypoints of call Kylin RESTful API in web page are:

1. Add basic access authorization info in http headers.

2. Use proper request type and data synax.

Kylin security is based on basic access authorization, if you want to use API in your javascript, you need to add authorization info in http headers;

for example:

$.ajaxSetup({
      headers: { 'Authorization': "Basic eWFu**********X***ZA==", 'Content-Type': 'application/json;charset=utf-8' } // use your own authorization code here
    });
    var request = $.ajax({
       url: "http://hostname/kylin/api/query",
       type: "POST",
       data: '{"sql":"select count(*) from SUMMARY;","offset":0,"limit":50000,"acceptPartial":true,"project":"test"}',
       dataType: "json"
    });
    request.done(function( msg ) {
       alert(msg);
    }); 
    request.fail(function( jqXHR, textStatus ) {
       alert( "Request failed: " + textStatus );
  });

To generate your authorization code, download and import “jquery.base64.js” from https://github.com/yckart/jquery.base64.js .

var authorizationCode = $.base64('encode', 'NT_USERNAME' + ":" + 'NT_PASSWORD');

$.ajaxSetup({
   headers: { 
    'Authorization': "Basic " + authorizationCode, 
    'Content-Type': 'application/json;charset=utf-8' 
   }
});