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When lazy load categories is enabled, categories should be loaded with user activity items and drafts because the categories may not be preloaded on the client side.
79 lines
2.2 KiB
Ruby
79 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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class PostRevision < ActiveRecord::Base
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belongs_to :post
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belongs_to :user
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serialize :modifications, Hash
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after_create :create_notification
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def self.ensure_consistency!
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# 1 - fix the numbers
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DB.exec <<-SQL
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UPDATE post_revisions
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SET number = pr.rank
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FROM (SELECT id, 1 + ROW_NUMBER() OVER (PARTITION BY post_id ORDER BY number, created_at, updated_at) AS rank FROM post_revisions) AS pr
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WHERE post_revisions.id = pr.id
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AND post_revisions.number <> pr.rank
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SQL
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# 2 - fix the versions on the posts
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DB.exec <<-SQL
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UPDATE posts
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SET version = 1 + (SELECT COUNT(*) FROM post_revisions WHERE post_id = posts.id),
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public_version = 1 + (SELECT COUNT(*) FROM post_revisions pr WHERE post_id = posts.id AND pr.hidden = 'f')
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WHERE version <> 1 + (SELECT COUNT(*) FROM post_revisions WHERE post_id = posts.id)
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OR public_version <> 1 + (SELECT COUNT(*) FROM post_revisions pr WHERE post_id = posts.id AND pr.hidden = 'f')
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SQL
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end
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def categories
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return [] if modifications["category_id"].blank?
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@categories ||= Category.with_parents(modifications["category_id"])
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end
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def hide!
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update_column(:hidden, true)
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end
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def show!
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update_column(:hidden, false)
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end
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def create_notification
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PostActionNotifier.after_create_post_revision(self)
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end
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def self.copy(original_post, target_post)
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cols_to_copy = (column_names - %w[id post_id]).join(", ")
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DB.exec <<~SQL
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INSERT INTO post_revisions(post_id, #{cols_to_copy})
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SELECT #{target_post.id}, #{cols_to_copy}
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FROM post_revisions
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WHERE post_id = #{original_post.id}
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SQL
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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: post_revisions
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#
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# id :integer not null, primary key
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# user_id :integer
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# post_id :integer
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# modifications :text
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# number :integer
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# created_at :datetime not null
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# updated_at :datetime not null
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# hidden :boolean default(FALSE), not null
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#
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# Indexes
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#
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# index_post_revisions_on_post_id (post_id)
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# index_post_revisions_on_post_id_and_number (post_id,number)
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# index_post_revisions_on_user_id (user_id)
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