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95 lines
3.0 KiB
95 lines
3.0 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) 2012-2020 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) 2006-2017 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 WorkPackages::DerivedDates
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# Returns the maximum of the dates of all descendants (start and due date)
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# No visibility check is applied so a user will always see the maximum regardless of his permission.
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#
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# The value can stem from either eager loading the value via
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# WorkPackage.include_derived_dates in which case the work package has a
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# derived_start_date attribute or it is loaded on calling the method.
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def derived_start_date
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derived_date('derived_start_date')
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end
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# Returns the minimum of the dates of all descendants (start and due date)
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# No visibility check is applied so a user will always see the minimum regardless of his permission.
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#
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# The value can stem from either eager loading the value via
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# WorkPackage.include_derived_dates in which case the work package has a
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# derived_due_date attribute or it is loaded on calling the method.
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def derived_due_date
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derived_date('derived_due_date')
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end
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def derived_start_date=(date)
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compute_derived_dates
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@derived_dates[0] = date
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end
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def derived_due_date=(date)
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compute_derived_dates
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@derived_dates[1] = date
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end
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def reload(*)
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@derived_dates = nil
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super
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end
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private
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def derived_date(key)
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if attributes.key?(key)
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attributes[key]
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else
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compute_derived_dates[key]
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end
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end
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def compute_derived_dates
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@derived_dates ||= begin
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attributes = %w[derived_start_date derived_due_date]
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values = if persisted?
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WorkPackage
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.from(WorkPackage.include_derived_dates.where(id: self))
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.pluck(*attributes.each { |a| Arel.sql(a) })
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.first || []
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else
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[]
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end
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attributes
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.zip(values)
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.to_h
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end
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end
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end
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