Developing a web GPX viewer with Mapbox

For this recipe, we will use the way points dataset from Chapter 3, Working with Vector Data – The Basics. Refer to the script in the recipe named Working with GPS data to learn how to import .gpx files tracks into PostGIS. You will also need a Mapbox token; for this, go to their site (https://www.mapbox.com) and sign up for one.

How to do it...

1. To prepare the data for Mapbox's GeoJSON format, export the table tracks from Chapter 3, Working with Vector Data – The Basics using ogr2ogr with the following code:

      ogr2ogr -f GeoJSON tracks.json \
      "PG:host=localhost dbname=postgis_cookbook user=me" \
      -sql "select * from chp03.tracks

2. Remove the crs definition line on the new .json with your favorite editor:

3. Go to your Mapbox account and upload in the Datasets menu the tracks.json file. After a successful upload, you will see the following message:

4. Create the dataset and export it to a tileset:

5. Now, create a new style with the outdoors template:

6. Add...