List S3 files in a bucket, using AWS JavaScript SDK with SAML assertion

S3FileList.page

<apex:page showHeader="false"
    standardStylesheets="false"
    sidebar="false"
    contentType="text/html"
    applyBodyTag="false"
    applyHtmlTag="false"
    cache="true"
    docType="html-5.0">
<html>
    <head>
        <script src="//sdk.amazonaws.com/js/aws-sdk-2.0.0-rc4.min.js"></script>
        <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
        <script>
var bucketName = 'salesforce-bucket';
var bucket;

$(function() {
  var assertion = $('#samlResponse').val();
  if (!assertion) {
    throw Error("No assertion is given to this page. Please access from app menu.");
  }
  AWS.config.credentials = new AWS.SAMLCredentials({
    RoleArn: 'arn:aws:iam::119301928242:role/SalesforceUserRole',
    PrincipalArn: 'arn:aws:iam::119301928242:saml-provider/SalesforceIdP',
    SAMLAssertion: assertion
  });
  bucket = new AWS.S3({ params: { Bucket: bucketName } });
  bucket.listObjects({}, function(err, resp) {
    if (err) { throw err; }
    $('#fileList').empty();
    $.each(resp.Contents, function(i, content) {
      $('<li>').text(content.Key).appendTo($('#fileList'));
    });
  });
});
        </script>
    </head>
    <body>
        <input type="hidden" id="samlResponse" value="{!$CurrentPage.parameters.SAMLResponse}" />
        <ul id="fileList"></ul>
    </body>
</html>
</apex:page>

Thank you. This code helped me fix an issue.