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41 lines
816 B
Ruby
41 lines
816 B
Ruby
class Permalink < ActiveRecord::Base
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belongs_to :topic
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belongs_to :post
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belongs_to :category
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before_validation :normalize_url
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def normalize_url
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if self.url
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self.url = self.url.strip
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self.url = self.url[1..-1] if url[0,1] == '/'
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end
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end
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def target_url
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return external_url if external_url
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return post.url if post
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return topic.relative_url if topic
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return category.url if category
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nil
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end
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end
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# == Schema Information
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#
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# Table name: permalinks
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#
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# id :integer not null, primary key
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# url :string(1000) not null
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# topic_id :integer
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# post_id :integer
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# category_id :integer
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# created_at :datetime
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# updated_at :datetime
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# external_url :string(1000)
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#
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# Indexes
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#
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# index_permalinks_on_url (url) UNIQUE
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#
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