Google Calculator - Alfred Workflow Script Filter

gcalc.rb

load 'alfred_feedback.rb'
require 'logger'
require 'uri'

# Set up logging
file = File.open('/tmp/alfred-workflow-gcalc.log', File::WRONLY | File::APPEND | File::CREAT)
logger = Logger.new(file)
logger.level = Logger::WARN
#logger.level = Logger::DEBUG # Uncomment this for debug output

orig="{query}"
url='http://www.google.com/search?q=' + URI.encode(orig)
logger.debug("Orig: " + orig)

command="/usr/bin/curl -sA Mozilla '#{url}' | /usr/local/bin/html2text -width 80 2>&1 |grep 'Any time'" # brittle, will break if Google makes any changes to their HTML
result=`#{command}`
logger.debug("Raw result: " + result)

# Cleanup result
result.chomp!
result.sub!(/\s+.*time\s+/, '')
result.gsub!(/\*/,'')
result.tr!('^A-Za-z0-9\.=', '')
result.gsub!(/(.)./, '\1')		# Hack until I can figure this out. #{result} ends up with dupe characters. This only when run in Alfred workflow. Cannot repro in standalone script.
logger.debug("Clean result: " + result)

# Create XML
feedback = Feedback.new
feedback.add_item({:title => result, :subtitle => "Description", :arg => "Value", :uid => "ID", :args => result, :icon => {:type => "filetype", :name => "icon.png"}})
logger.debug("XML: " + feedback.to_xml)
logger.debug("END --------------------------------------------------------------------------------")
puts feedback.to_xml