39 lines
953 B
Ruby
39 lines
953 B
Ruby
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##
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# This model will represent a beverage produced by a Brewery.
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#
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class Beer < ActiveRecord::Base
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belongs_to :brewery
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has_one :page, :foreign_key => 'owner_id', :dependent => :destroy,
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:conditions => "pages.owner_type = 'Beer'"
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before_save :ensure_page_valid
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after_save :save_page
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protected
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##
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# This model always has a Page associated. Save it before this model to make
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# sure that everything is kosher with the name and whatnot.
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#
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def save_page
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page.save
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end
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##
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# This will let the Page model keep track of names being unique and all.
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# Might be nil, so let the after_save hook create it.
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#
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def ensure_page_valid
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if page.nil?
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self.errors.add(:page, "is missing")
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else
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page.owner = self
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page.title = self.title
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page.errors.each do |key, val|
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self.errors.add(key, val)
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end if !page.valid?
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end
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return false if self.errors.size > 0
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true
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end
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end
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