Module: ColumbiaPrinters

Defined in:
lib/ColumbiaPrinters.rb

Instance Method Summary collapse

Instance Method Details

#add_printer(printer) ⇒ Object 



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# File 'lib/ColumbiaPrinters.rb', line 71

def add_printer printer    
  puts "Installing printer #{printer["name"]}"
      
  driver_filename = case printer["driver"]
  when "HP LaserJet 9050 PS"; "HP\\ LaserJet\\ 9050.gz"
  when "HP LaserJet 9050 Series PS"; "HP\\ LaserJet\\ 9050.gz"
  when "HP Color LaserJet 4700 PS"; "HP\\ Color\\ LaserJet\\ 4700.gz"
  when "HP Color LaserJet 5500 PS"; "HP\\ Color\\ LaserJet\\ 5550.gz"
  when "HP LaserJet 8150 Series PS"; "HP\\ LaserJet\\ 8150\\ Series.gz"
  when "HP LaserJet 4200 PS"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet 4250 PS"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet 4200 Series PS"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet P4015"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet 4015 PS"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet 4000 PS"; "HP\\ LaserJet\\ 4000\\ Series.gz"
  when "HP LaserJet 4350 PS"; "HP\\ LaserJet\\ 4350.gz"
  when "HP LaserJet 8150 PS"; "HP\\ LaserJet\\ 8150\\ Series.gz"
  when "HP Color LaserJet 4650 PS"; "HP\\ Color\\ LaserJet\\ 4500.gz"
  when "HP LaserJet 4350 Series PS"; "HP\\ LaserJet\\ 4350.gz"
  when "HP LaserJet 4010 series/4510 Series PS"; "HP\\ LaserJet\\ P4010_P4510\\ Series.gz"
  when "HP LaserJet 4300 Series PS"; "HP\\ LaserJet\\ 4350.gz"
  when "HP LaserJet 5100 PS"; "HP\\ LaserJet\\ 5100\\ Series.gz"
  when "HP LaserJet 5200 PS"; "HP\\ LaserJet\\ 5200.gz"
  when "HP LaserJet 4050 Series PS"; "HP\\ LaserJet\\ 4050\\ Series.gz"
  when "HP LaserJet 8100 Series PS"; "HP\\ LaserJet\\ 8100\\ Series.gz"
  when "HP LaserJet 9000 Series PS"; "HP\\ LaserJet\\ 9000\\ Series.gz"
  else; printer["driver"].gsub(/PS|Series/, "").gsub("/", "_").strip.gsub(" ", '\\ ') + ".gz"
  end
  
  # system command to install new printer on UNIX system using lpadmin
  `lpadmin -p "#{printer["name"]}" -L "#{printer["place"]}" -E -v lpd://#{printer["address"]}/public -P /Library/Printers/PPDs/Contents/Resources/#{driver_filename}`
end

#run ⇒ Object 



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# File 'lib/ColumbiaPrinters.rb', line 10

def run
  url_prefix = "http://www.columbia.edu/acis/facilities/printers/"
  printer_src_files = [
    "#{url_prefix}ninja/acis/js/printers.js",
    "#{url_prefix}ninja/barnard/js/printers.js",
    "#{url_prefix}ninja/cait/js/printers.js",
    "#{url_prefix}ninja/lso/js/printers.js",
    "#{url_prefix}ninja/meche/js/printers.js",
    "#{url_prefix}ninja/old_pcd/js/printers.js",
    "#{url_prefix}ninja/soa/js/printers.js",
    "#{url_prefix}ninja/ssw/js/printers.js"
  ]

  puts "Loading printers (this requires an active internet connection)..."

  printers = []
  
  begin
    slice[0,2]
    printer_src_files.each do |src|
      doc = Nokogiri::HTML(open( src ))
      html = doc.to_html

      printer_details = html.scan( /printers\[printers.length\] = ([^;]+)/ )
      printer_details.each do |p|
        unless p.first.nil?
          details = p.first.scan( /"([^"]+)"/)
          unless details.nil? or details.size != 5
            printers << Struct::Printer.new(
              details[0].first.strip, 
              details[3].first.strip,
              details[1].first.strip,
              details[2].first.strip
            )
          end
        end
      end
      puts "Done loading #{src}"
    end
  rescue
     puts "Loading from internet failed, using default printer list"
     printer_details = YAML.load_file(File.join(File.dirname(__FILE__), 'printers.yaml'))["printers"]
     printer_details.each { |printer| printers << Struct::Printer.new(printer["name"], printer["place"],printer["address"], printer["driver"]) }
  end
  
  while( true )
   puts "1.) Add printer\n2.) Add all printers\n3.) Quit"
   case gets.to_i
     when 1
       puts "Printers" 
       printers.each_index { |x|  puts x.to_s + ".)" + printers[x]["name"] }
       add_printer(printers[gets.to_i])
     when 2
       printers.each { |x| add_printer(x) }
     when 3
       return
    end
  end

end