Sha256: a2dd4e2dbbda7bf2418bfe2e970a3c37601cea5949c9408fca58a7d1a79460cb
Contents?: true
Size: 1.39 KB
Versions: 8
Compression:
Stored size: 1.39 KB
Contents
require 'zip'
module UsdaNutrientDatabase
module Import
class Downloader
attr_reader :directory, :version
def initialize(directory = 'tmp/usda', version = 'sr25')
@directory = directory
@version = version
end
def cleanup
UsdaNutrientDatabase.log 'Cleaning up data'
FileUtils.rm_rf(directory)
end
def download_and_unzip
download and unzip
end
def path
[
'SP2UserFiles', 'Place', '12354500', 'Data', version.upcase,
'dnload', "#{version}.zip"
].join('/')
end
def download
UsdaNutrientDatabase.log "Downloading USDA data version: #{version}"
unless File.directory?(directory)
FileUtils.mkdir_p("#{directory}/#{version}")
end
File.open("#{directory}/#{version}.zip", 'w+b') do |file|
file.write connection.get(path).body
end
end
def unzip
UsdaNutrientDatabase.log 'Unzipping data'
Zip::File.open("#{directory}/#{version}.zip") do |zipfile|
zipfile.each do |file|
unless File.exist?("#{directory}/#{version}/#{file.name}")
zipfile.extract(file, "#{directory}/#{version}/#{file.name}")
end
end
end
end
def connection
@connection ||= Faraday.new(url: 'http://www.ars.usda.gov')
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems