65 lines
1.8 KiB
Ruby
65 lines
1.8 KiB
Ruby
# Copyright (C) 2012-2022 Zammad Foundation, https://zammad-foundation.org/
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module HasTranslations
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extend ActiveSupport::Concern
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included do
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has_many :translations, class_name: translation_class_name, # rubocop:disable Rails/ReflectionClassName
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inverse_of: name.demodulize.underscore,
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dependent: :destroy
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validate :validate_translations
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accepts_nested_attributes_for :translations
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# returns objects with single translation according to given locale.
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# If no locale is given, defaults to Knowledge Base's primary locale
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scope :localed, lambda { |system_locale_or_id|
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output = eager_load(:translations).joins(translations: { kb_locale: :knowledge_base })
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if system_locale_or_id.present?
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output.where('knowledge_base_locales.system_locale_id' => system_locale_or_id)
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else
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output.where('knowledge_base_locales.system_locale_id' => -1)
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end
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}
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end
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def translation
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translations.first
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end
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def translation_to(kb_locale_or_id)
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translations.find_by(kb_locale_id: kb_locale_or_id)
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end
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def translation_preferred(kb_locale_or_id)
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translation_to(kb_locale_or_id) || translation_primary || translations.first
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end
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def translation_primary
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translations.joins(:kb_locale).find_by(knowledge_base_locales: { primary: true })
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end
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class_methods do
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def translation_class_name
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"#{name}::Translation"
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end
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def translation_class
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translation_class_name.constantize
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end
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end
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private
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def validate_translations
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translations
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.to_a
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.reject(&:valid?)
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.each do |elem|
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error_key = elem.errors.keys.first
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errors.add "translations.#{error_key}", elem.errors.messages[error_key].first
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end
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end
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end
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