superset2/superset/assets/javascripts/explorev2/components/ExploreActionButtons.jsx

import React, { PropTypes } from 'react';
import cx from 'classnames';
import URLShortLinkButton from './URLShortLinkButton';
import EmbedCodeButton from './EmbedCodeButton';
import DisplayQueryButton from './DisplayQueryButton';

const propTypes = {
  canDownload: PropTypes.oneOfType([PropTypes.string, PropTypes.bool]).isRequired,
  slice: PropTypes.object,
  queryEndpoint: PropTypes.string,
};

export default function ExploreActionButtons({ canDownload, slice, queryEndpoint }) {
  const exportToCSVClasses = cx('btn btn-default btn-sm', {
    'disabled disabledButton': !canDownload,
  });
  if (slice) {
    return (
      <div className="btn-group results" role="group">
        <URLShortLinkButton slice={slice} />

        <EmbedCodeButton slice={slice} />

        <a
          href={slice.data.json_endpoint}
          className="btn btn-default btn-sm"
          title="Export to .json"
          target="_blank"
        >
          <i className="fa fa-file-code-o"></i> .json
        </a>

        <a
          href={slice.data.csv_endpoint}
          className={exportToCSVClasses}
          title="Export to .csv format"
          target="_blank"
        >
          <i className="fa fa-file-text-o"></i> .csv
        </a>

        <DisplayQueryButton
          queryEndpoint={queryEndpoint}
        />
      </div>
    );
  }
  return (
    <DisplayQueryButton queryEndpoint={queryEndpoint} />
  );
}

ExploreActionButtons.propTypes = propTypes;