class Tika::Download

Constants

DEFAULT_TIKA_VERSION

Public Class Methods

call() click to toggle source
# File lib/tika/download.rb, line 6
def self.call
  version = ENV["TIKA_VERSION"] || DEFAULT_TIKA_VERSION
  destination_path = ENV["TIKA_PATH"] || App::DEFAULT_TIKA_PATH
  unless Dir.exist? File.dirname(destination_path)
    raise Error, "Destination path directory does not exist: #{File.dirname(destination_path)}"
  end
  if File.exist? destination_path
    raise Error, "File exists at destination path #{destination_path}."
  end
  download_basename = "tika-app-#{version}.jar"
  download_url = "http://archive.apache.org/dist/tika/#{download_basename}"

  Dir.mktmpdir do |tmpdir|
    puts "Downloading Tika app from #{download_url} ... "
    FileUtils.cd(tmpdir) do
      system "curl -O #{download_url}"
      FileUtils.mv(download_basename, destination_path)
      puts "Moved Tika app to #{destination_path}."
    end
  end
end