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86 lines
2.6 KiB
86 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 docs/COPYRIGHT.rdoc for more details.
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#++
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module API
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module Decorators
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class Collection < ::API::Decorators::Single
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include API::Utilities::UrlHelper
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def initialize(models, total, self_link:, current_user:)
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@total = total
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@self_link = self_link
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super(models, current_user: current_user)
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end
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class_attribute :element_decorator_class
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def self.element_decorator(klass)
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self.element_decorator_class = klass
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end
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def element_decorator
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self.class.element_decorator_class || deduce_element_decorator
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end
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def deduce_element_decorator
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name = self.class.name
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unless name.end_with?('CollectionRepresenter')
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raise ArgumentError, "Can't deduce representer name from #{name}, please specify it with `element_decorator ClassName`"
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end
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name
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.gsub("CollectionRepresenter", "Representer")
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.constantize
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end
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link :self do
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{ href: @self_link }
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end
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property :total, getter: ->(*) { @total }, exec_context: :decorator
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property :count, getter: ->(*) { count }
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collection :elements,
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getter: ->(*) {
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represented.map do |model|
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element_decorator.create(model, current_user: current_user)
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end
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},
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exec_context: :decorator,
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embedded: true
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def _type
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'Collection'
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end
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end
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end
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end
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