This API gets data which is the concentration of PM2.5 (fine particulate matter) in the atmosphere in Tottori Prefecture, Japan from http://tottori-taiki.users.tori-info.co.jp/taiki/pc/graph/ as Open Data licensed CC-BY.
$ gem install tottori-opendata-pm25-api
CLI:
$ tottori-opendata-pm25-api | jq . | head
[
{
"name": "県庁西町分庁舎",
"values": [
{
"time": "2017-01-23T00:00:00.000+09:00",
"value": 9
},
{
"time": "2017-01-23T01:00:00.000+09:00",
API:
require 'tottori-opendata-pm25-api'
require 'time'
require 'json'
require 'active_support/json'
ActiveSupport::JSON::Encoding.use_standard_json_time_format = true
puts Tottori::OpenData::PM25::API.get(Time.now).to_json
The gem is available as open source under the terms of the MIT License.