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slug memoization in the table

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Sam 2013-04-24 12:46:43 +10:00
parent c9ed7100b1
commit 81673dcde8
1 changed files with 18 additions and 1 deletions
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19
app/models/topic.rb
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@ -598,7 +598,24 @@ class Topic < ActiveRecord::Base
end
def slug
Slug.for(title).presence || "topic"
unless slug = read_attribute(:slug)
return '' unless title.present?
slug = Slug.for(title).presence || "topic"
if new_record?
write_attribute(:slug, slug)
else
update_column(:slug, slug)
end
end
slug
end
def title=(t)
slug = ""
slug = (Slug.for(t).presence || "topic") if t.present?
write_attribute(:slug, slug)
write_attribute(:title,t)
end
def last_post_url