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benmiles/gist:2000760

Created March 8, 2012 12:19
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gistfile1.rb
[9] pry(main)> "10.1038/nj.hafalla.2007.json"[%r{10\.1038/.+(?=\.json)}]
=> "10.1038/nj.hafalla.2007"
@hannakalinowska
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# routes.rb
resources :articles, :id => /10\.1038(.+?)/i, :format => /xml|html|json/

# application_controller.rb
class ApplicationController < ActionController::Base
  before_filter :id

  def id
    raise params[:id]
  end
end

http://ps.dev/articles/10.1038/nj.hafalla.2007.json
# => 10.1038/nj.hafalla.2007

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