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57 lines
1.6 KiB
Ruby
57 lines
1.6 KiB
Ruby
require_dependency "discourse_diff"
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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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def self.ensure_consistency!
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# 1 - fix the numbers
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PostRevision.exec_sql <<-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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PostRevision.exec_sql <<-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 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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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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#
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