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class Page < ActiveRecord::Base
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validates_presence_of :title, :body
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before_save :set_permalink
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def set_permalink
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if self.permalink.blank? #FIXME: or title.changed?
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self.permalink = Page.count == 0 ? "home" : "#{title.downcase.strip.gsub(/ |\.|@/, '-')}"
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end
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end
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end
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