25 lines
850 B
Ruby
25 lines
850 B
Ruby
#-- encoding: UTF-8
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#-- copyright
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# ChiliProject is a project management system.
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#
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# Copyright (C) 2010-2011 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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class RemoveDoubleInitialWikiContentJournals < ActiveRecord::Migration
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def self.up
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# Remove the newest initial WikiContentJournal (the one erroneously created by a former migration) if there are more than one
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WikiContentJournal.find(:all, :conditions => {:version => 1}).group_by(&:journaled_id).select {|k,v| v.size > 1}.each {|k,v| v.max_by(&:created_at).delete}
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end
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def self.down
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# noop
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end
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end
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