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# File 'lib/agroclimatology.rb', line 7
def self.fetch(lat, lon, year_start = 1983, year_end = DateTime.now.year)
url = "http://power.larc.nasa.gov/cgi-bin/agro.cgi?&step=1"
url << "&lat=#{lat.to_s}&lon=#{lon.to_s}"
url << "&ms=1&ds=1&ys=#{year_start.to_s}"
url << "&me=12&de=31&ye=#{year_end.to_s}"
url << "&p=toa_dwn&p=swv_dwn&p=lwv_dwn&submit=Submit"
response = HTTParty.get(url)
if response.code == 200
page_data = response.body.split("-END HEADER-").last
data = []
page_data.split("\n").each do |line|
row = line.split(" ")
unless row[0].to_s.empty?
daily_record = {
"year": row[0],
"day_of_year": row[1],
"rad_atmosphere": row[2],
"rad_surface": row[3],
"rad_flux": row[4]
}
data << daily_record
end
end
return data
else
puts "Error: #{response.status}"
end
end
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