gistfile1.rbx

  def self.find_by_permalink(link)
    
    cat = nil
    
    if link.to_i == 0
      cat = Category.find_by_name(link.gsub(/ /, "-").titlecase) 
    else
      cat = Category.find(link)
    end
    
    raise ActiveRecord::RecordNotFound, "Category not found" if cat.nil?
    
    return cat
  end