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78 lines
2.8 KiB
78 lines
2.8 KiB
#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2015 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) 2006-2013 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 doc/COPYRIGHT.rdoc for more details.
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#++
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module AssociationsMapper
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def self.included(base)
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base.extend(ClassMethods)
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end
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module ClassMethods
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# this allows you to set project=4711. which then dos a lookup
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def map_associations_for(*association_names)
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association_names.each do |association_name|
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if reflection = reflect_on_association(association_name)
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class_eval %{
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def #{association_name}_with_map_associations_for=(new_value)
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if new_value.present? && new_value.is_a?(Hash) && new_value.has_key?(:id)
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obj = #{reflection.klass.name}.find_by(id: new_value[:id])
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if obj.present?
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self.#{association_name}_without_accepts_nested_attributes_for_apis = obj
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else
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@errors_in_nested_attributes ||= {}
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@errors_in_nested_attributes[:#{association_name}] = [:invalid]
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end
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else
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self.#{association_name}_without_map_associations_for = new_value
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end
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end
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alias_method_chain :#{association_name}=, :map_associations_for
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}, __FILE__, __LINE__
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else
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raise ArgumentError, "No association found for name `#{association_name}'. Has it been defined yet?"
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end
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end
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include Validations
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end
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end
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module Validations
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def validate
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if @errors_in_nested_attributes.present?
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@errors_in_nested_attributes.each do |attribute, errs|
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errs.each do |error|
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errors.add attribute, error
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end
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end
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end
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super
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end
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end
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end
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