sd.js

(function() {
  var build_chart, build_pie_chart, current, fade_duration, get_total;
  window.trends = {};
  current = {};
  fade_duration = 200;
  $(function() {
    return build_pie_chart("d");
  });
  build_chart = function(chart_type) {};
  build_pie_chart = function(duration) {
    var chart, name, options, total, trend, vis;
    chart = new google.visualization.DataTable();
    chart.addColumn("string", "Search Term");
    chart.addColumn("number", "Popularity");
    for (name in trends) {
      trend = trends[name];
      total = get_total(trend, duration, function(total) {
        console.log(total)
        chart.addRows([[trend.title, total]]);
      });
    }
    options = {
      "title": "Number of mentions of key religious terms in the past " + duration,
      "height": 500,
      "width": 300
    };
    vis = new google.visualization.PieChart($("#chart").get(0));
    return vis.draw(chart, options);
  };
  function get_total(trend, duration, callback) {
      var deferrds = [], total = 0;

      for(var i = 0, l = trend.search_terms; i < l; i++) {
          deferrds.push($.get("http://otter.topsy.com/search.json?q=" + trend.search_terms[i] + "&window=" + duration, function(data) {
              total += data.response.total;
          }));
      }

      $.when.apply($, deferrds).then(function() {
          callback(total);
      });
  }
}).call(this);