This is a ruby wrapper for Google Compact Language Detector 2.

a. Include the Gem

gem 'ruby_cld2', :git => '[email protected]:craig-day/ruby_cld2.git'

b. Call the function on a given string.

require 'cld2'
#...
CLD2.detect_language("Hola mis amigos!")
=> {:name => "SPANISH", :code => "es", :reliable => true}

To get the source used to compile ext/lib/libcld2.so and ext/lib/libcld2_full.so

# Non-members may check out a read-only working copy anonymously over HTTP.
svn checkout http://cld2.googlecode.com/svn/trunk/ cld2-read-only