Module: ExifWeather

Defined in:
lib/exif_weather.rb

Class Method Summary collapse

Class Method Details

.weather(file) ⇒ Hash

Get weather information via openweathermap.org/

Parameters:

  • file (String) —

    the JPEG image file with GPS information.

Returns:

  • (Hash) —

    weather information.



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# File 'lib/exif_weather.rb', line 11

def self.weather( file )
  e = EXIFR::JPEG.new(file)
  return nil unless e.gps
  lat = e.gps.latitude
  lon = e.gps.longitude
  return nil if lat.nil? or lon.nil?
  res = open("http://api.openweathermap.org/data/2.5/weather?lat=#{lat}&lon=#{lon}").read
  return JSON.parse(res)
end