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88 lines
2.6 KiB
88 lines
2.6 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is an open source project management software.
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# Copyright (C) 2012-2021 the OpenProject GmbH
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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) 2006-2013 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 COPYRIGHT and LICENSE files for more details.
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#++
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module WorkPackage::Ancestors
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extend ActiveSupport::Concern
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included do
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attr_accessor :work_package_ancestors
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##
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# Retrieve stored eager loaded ancestors
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# or use awesome_nested_set#ancestors reduced by visibility
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def visible_ancestors(user)
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if work_package_ancestors.nil?
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self.class.aggregate_ancestors(id, user)[id]
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else
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work_package_ancestors
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end
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end
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end
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class_methods do
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def aggregate_ancestors(work_package_ids, user)
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::WorkPackage::Ancestors::Aggregator.new(work_package_ids, user).results
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end
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end
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##
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# Aggregate ancestor data for the given work package IDs.
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# Ancestors visible to the given user are returned, grouped by each input ID.
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class Aggregator
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attr_accessor :user, :ids
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def initialize(work_package_ids, user)
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@user = user
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@ids = work_package_ids
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end
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def results
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default = Hash.new do |hash, id|
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hash[id] = []
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end
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results = with_work_package_ancestors
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.map { |wp| [wp.id, wp.ancestors] }
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.to_h
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default.merge(results)
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end
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private
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def with_work_package_ancestors
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WorkPackage
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.where(id: @ids)
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.includes(:ancestors)
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.where(ancestors_work_packages: { project_id: Project.allowed_to(user, :view_work_packages) })
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.order(Arel.sql('relations.hierarchy DESC'))
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end
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end
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end
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