weather.rb

weather.rb

#!/usr/bin/env ruby

require 'net/http'
require 'uri'
require 'json'
require 'pp'

country = ARGV[0] # jp
location = ARGV[1] # Tokyo

if country.nil? or location.nil? then
  raise "error"
end

uri = URI.parse("http://api.openweathermap.org/data/2.5/weather?q=#{location},#{country}&units=metric")
json = Net::HTTP.get(uri)
res = JSON.parse(json)
# {"coord"=>{"lon"=>139.69, "lat"=>35.69},
# "weather"=>
#  [{"id"=>500, "main"=>"Rain", "description"=>"light rain", "icon"=>"10d"}],
# "base"=>"stations",
# "main"=>
#  {"temp"=>32.05,
#   "pressure"=>1007,
#   "humidity"=>66,
#   "temp_min"=>28.89,
#   "temp_max"=>34.44},
# "visibility"=>10000,
# "wind"=>{"speed"=>4.6, "deg"=>130},
# "rain"=>{"1h"=>0.76},
# "clouds"=>{"all"=>75},
# "dt"=>1438143429,
# "sys"=>
#  {"type"=>1,
#   "id"=>7612,
#   "message"=>0.0139,
#   "country"=>"JP",
#   "sunrise"=>1438112785,
#   "sunset"=>1438163315},
# "id"=>1850147,
# "name"=>"Tokyo",
# "cod"=>200}
#
temp = res["main"]["temp"]
pres = res["main"]["pressure"]

p temp
p pres