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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
21 lines
696 B
Ruby
21 lines
696 B
Ruby
# frozen_string_literal: true
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class AddExcerptToTopics < ActiveRecord::Migration[4.2]
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def up
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add_column :topics, :excerpt, :string, limit: 1000
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topic_ids = execute("SELECT id FROM topics WHERE pinned_at IS NOT NULL").map { |r| r['id'].to_i }
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topic_ids.each do |topic_id|
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cooked = execute("SELECT cooked FROM posts WHERE topic_id = #{topic_id} ORDER BY post_number ASC LIMIT 1")[0]['cooked']
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if cooked
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excerpt = ExcerptParser.get_excerpt(cooked, 220, strip_links: true)
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execute "UPDATE topics SET excerpt = #{ActiveRecord::Base.sanitize(excerpt)} WHERE id = #{topic_id}"
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end
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end
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end
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def down
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remove_column :topics, :excerpt
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end
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end
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