gist: 172386


  
    
      string_to_permalink.rb #
    
    
      
      
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              require 'unicode'
class String 
  def to_permalink 
    str = Unicode.normalize_KD(self).gsub(/[^\x00-\x7F]/n,'') 
    str = str.gsub(/[^-_\s\w]/, ' ').downcase.squeeze(' ').tr(' ', '-')
    str = str.gsub(/-+/, '-').gsub(/^-+/, '').gsub(/-+$/, '')
  end 
end
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