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Fixes NoMethodError: undefined method 'first' for nil:NilClass (#3036)
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@ -124,7 +124,7 @@ class Status < ApplicationRecord
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def ancestors(account = nil)
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ids = Rails.cache.fetch("ancestors:#{id}") { (Status.find_by_sql(['WITH RECURSIVE search_tree(id, in_reply_to_id, path) AS (SELECT id, in_reply_to_id, ARRAY[id] FROM statuses WHERE id = ? UNION ALL SELECT statuses.id, statuses.in_reply_to_id, path || statuses.id FROM search_tree JOIN statuses ON statuses.id = search_tree.in_reply_to_id WHERE NOT statuses.id = ANY(path)) SELECT id FROM search_tree ORDER BY path DESC', id]) - [self]).pluck(:id) }
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statuses = Status.where(id: ids).group_by(&:id)
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results = ids.map { |id| statuses[id].first }
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results = ids.map { |id| statuses[id]&.first }.compact
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results = results.reject { |status| filter_from_context?(status, account) }
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results
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@ -179,6 +179,19 @@ RSpec.describe Status, type: :model do
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end
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end
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describe '#ancestors' do
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it 'ignores deleted records' do
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first_status = Fabricate(:status, account: bob)
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second_status = Fabricate(:status, thread: first_status, account: alice)
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# Create cache and delete cached record
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second_status.ancestors
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first_status.destroy
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expect(second_status.ancestors).to eq([])
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end
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end
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describe '#filter_from_context?' do
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pending
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end
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