Manage past use of datasources via param

datasources.js

/**
 * Discover pane (web parts > 9.0).
 *
 * @namespace Tabia.DiscoverPane
 */

var Tabia = window.Tabia || {};

(function ($, _, Tabia, groucho, module) {

  /**
   * Data source connection awareness.
   *
   * @todo More content updates for data source use.
   */
  module.dataSources = function () {
    var connections = groucho.userGet('connected') || [];

    // Listen for URL changes indicating new connections.
    $(window).bind('hashchange', function freshHash () {
      var hashVal = window.location.hash.replace('#', ''),
          dataSource;

      // Confirm this is a datasource hash.
      if (hashVal.match(/^connected-(\w|-)+$/g) !== null) {
        // Discover datasource and log it.
        dataSource = hashVal.replace('connected-', '');
        connections.push(dataSource);
        groucho.userSet({connected: connections});
        Tabia.debug('Datasource connected', {type: 'discoverPane', data: {
          dataSource: dataSource, query: window.location.search
        }});
        module.checkTableauSource();
      }
    });

    // Check once.
    module.checkTableauSource();
  };


  /**
   * Data-source-types from past events.
   *
   * @todo Try slideToggle() for more control.
   */
  module.checkTableauSource = function () {
    var tableauPrefix = new RegExp(/^tableau-(\w|-)+$/g),
        connections = groucho.userGet('connected') || [];

    // Confirm if any connections.
    if (_.isArray(connections) && connections.length > 0) {
      // Find Tableau data source use.
      _.some(connections, function checkPrefix (dataSourceName) {
        // Check for "tableau-something" datasources to show sharing content.
        if (dataSourceName.match(tableauPrefix) !== null) {
          // Reveal and normalize style/CSS.
          $('.sharing').slideDown().removeClass('hidden').attr('style', '');
        }
      });
    }
  };

})(jQuery, _, Tabia, groucho, {});