block by curran 5f255332a9dcb9906f84

Data Canvas Part 1 - Data

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This program fetches data from the Data Canvas - Sense Your City API.

index.html

<!DOCTYPE html>
<html>
  <head>
    <script src="//d3js.org/d3.v3.min.js"></script>
    <script src="//code.jquery.com/jquery-2.1.1.min.js"></script>
    <meta charset="utf-8">
    <title>Getting the Data</title>
  </head>
  <body>
    <h2>All fields available in Geneva, every 5 minutes, for the past 24 hours.</h2>
    <div id="container"></div>
    <script>

      // See API documentation at //map.datacanvas.org/#!/data
      var API_URL = "//sensor-api.localdata.com/api/v1/aggregations.csv";
      
      $.get(API_URL, {
        op: "mean",
        fields: "temperature,light,airquality_raw,sound,humidity,dust",
        resolution: "5m",
        "over.city": "Geneva",
        from: new Date(Date.now() - 1000 * 60 * 60 * 24).toISOString(),
        before: new Date().toISOString()
      }, function(csv) {
        var data = d3.csv.parse(csv),
            container = d3.select("#container");

        container.append("p").text(data.length + " rows");
        container.append("p").text( Object.getOwnPropertyNames(data[0]).length + " columns" );
        container.append("p").text("raw data: " + csv);

      });
    </script>
  </body>
</html>