trabajo-afectivo/app/models/concerns/has_translations.rb

65 lines
1.8 KiB
Ruby

# Copyright (C) 2012-2021 Zammad Foundation, http://zammad-foundation.org/
module HasTranslations
extend ActiveSupport::Concern
included do
has_many :translations, class_name: translation_class_name, # rubocop:disable Rails/ReflectionClassName
inverse_of: name.demodulize.underscore,
dependent: :destroy
validate :validate_translations
accepts_nested_attributes_for :translations
# returns objects with single translation according to given locale.
# If no locale is given, defaults to Knowledge Base's primary locale
scope :localed, lambda { |system_locale_or_id|
output = eager_load(:translations).joins(translations: { kb_locale: :knowledge_base })
if system_locale_or_id.present?
output.where('knowledge_base_locales.system_locale_id' => system_locale_or_id)
else
output.where('knowledge_base_locales.system_locale_id' => -1)
end
}
end
def translation
translations.first
end
def translation_to(kb_locale_or_id)
translations.find_by(kb_locale_id: kb_locale_or_id)
end
def translation_preferred(kb_locale_or_id)
translation_to(kb_locale_or_id) || translation_primary || translations.first
end
def translation_primary
translations.joins(:kb_locale).find_by(knowledge_base_locales: { primary: true })
end
class_methods do
def translation_class_name
"#{name}::Translation"
end
def translation_class
translation_class_name.constantize
end
end
private
def validate_translations
translations
.to_a
.reject(&:valid?)
.each do |elem|
error_key = elem.errors.keys.first
errors.add "translations.#{error_key}", elem.errors.messages[error_key].first
end
end
end