OpenData API

• About:

  • Ruby application with HTTP(S) Session to re-use across multiple requests that are configured to use Transport for NSW Open Data APIs. Currently configured to use:
    • Traffic Volume Counts API
    • Trip Planner API

• Quick Start

  • Obtain and Setup API Keys from OpenData API
    • Register with OpenData API
    • Create App
    • Select API
    • Obtain associated API Keys
    • Add API Keys to .env file (i.e. OPENDATA_API_KEY=<INSERT_API_KEY>)
    • Add or Update a module in ./config/config.rb with the API configuration
    • Import the API configuration module into implementation code (i.e. ./src/main.rb)
  • Install dependencies

    bundle install
    

  • Run

    bundle exec ruby ./src/main.rb
    

• Setup Log

  • User Guide for OpenData API - https://opendata.transport.nsw.gov.au/user-guide

    • Register - https://opendata.transport.nsw.gov.au/user/register

    • Verify Password

    • Login

    • Create App

      • https://opendata.transport.nsw.gov.au/user/6773
      • Go to My Account > Applications
      • Click "Add Application"
        • Application Name - "congestion"
        • Link - https://opendata.transport.nsw.gov.au/application/congestion
      • Select API - "Traffic Volume Counts API", "Trip Planner API"
      • API Key - Add to .env file

    • Use API

      • Browse Data
        • Select an API
        • Choose how to use API
          • Click either "Explore API" (opens API Explorer), then set Authentication type as "API Key", then click "Expand Operations" to see resource details, method, parameters, and response messages for a query
          • Click "Download" (static datasets)
      • Developers > API Exporer - https://opendata.transport.nsw.gov.au/node/2171/exploreapi#!/default/get_spatial
      • Click the button "Try it out!"

  • Create Application

    • Create Ruby file ./src/main.rb
    • Create .env file
    • Setup Gemfile
      • Go to http://bundler.io/
      • Run gem install bundler
      • Add demo contents to Gemfile
    • Add DotEnv Gem - https://github.com/bkeepers/dotenv
    • Use Net HTTP to create request to OpenData API to replicate the following cURL request

      curl -X GET --header 'Accept: application/json' --header 'Authorization: apikey <INSERT_API_KEY>' 'https://api.transport.nsw.gov.au/v1/roads/spatial?format=geojson&q=select%20*%20from%20road_traffic_counts_station_reference%20limit%2050%20'
      

    • Run with bundle exec ruby ./src/main.rb