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108 lines
2.8 KiB
108 lines
2.8 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
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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 version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2017 Jean-Philippe Lang
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# Copyright (C) 2010-2013 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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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See docs/COPYRIGHT.rdoc for more details.
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#++
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module WorkPackage::Parent
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def self.prepended(base)
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base.after_save :update_parent_relation, if: :saved_change_to_parent_id?
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base.include Concerns::VirtualAttribute
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base.virtual_attribute 'parent_id', cast_type: :integer
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base.define_attribute_method 'parent'
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end
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attr_accessor :parent_object,
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:do_halt
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def parent=(work_package)
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id = work_package && work_package.id
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self.parent_id = id
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@parent_object = work_package
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end
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def parent
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if @parent_id_set
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@parent_object || parent_from_id
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else
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@parent_object || parent_from_relation || parent_from_id
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end
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end
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def reload(*args)
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@parent_object = nil
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super
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end
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def parent_id=(id)
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id = id.to_i > 0 ? id.to_i : nil
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super(id)
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@parent_object = nil if @parent_object && @parent_object.id != id
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@parent_id
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end
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def parent_id
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return @parent_id if @parent_id_set
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@parent_id || parent && parent.id
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end
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def update_parent_relation
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if parent_relation
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parent_relation.destroy
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end
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if parent_object
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create_parent_relation from: parent_object
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elsif @parent_id
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create_parent_relation from_id: @parent_id
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end
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end
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private
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def parent_from_relation
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if parent_relation && ((@parent_id && parent_relation.from.id == @parent_id) || !@parent_id)
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set_virtual_attribute_was('parent_id', parent_relation.from_id)
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@parent_object = parent_relation.from
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end
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end
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def parent_from_id
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if @parent_id
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set_virtual_attribute_was('parent_id', @parent_id)
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@parent_object = WorkPackage.find(@parent_id)
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end
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end
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end
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