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Soportar un campo con una lista de valores predefinidos y elegir uno
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24
app/models/metadata_predefined_value.rb
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24
app/models/metadata_predefined_value.rb
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# frozen_string_literal: true
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# Un campo de texto seleccionado de una lista de valores posibles
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class MetadataPredefinedValue < MetadataString
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# Obtiene todos los valores desde el layout, en un formato compatible
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# con options_for_select.
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#
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# @return [Hash]
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def values
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@values ||= layout.dig(:metadata, name, 'values', I18n.locale.to_s)&.invert || {}
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end
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private
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# Solo permite almacenar los valores predefinidos.
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#
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# @return [String]
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def sanitize(string)
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v = super string
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return '' unless values.values.include? v
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v
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end
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end
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3
app/views/posts/attribute_ro/_predefined_value.haml
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app/views/posts/attribute_ro/_predefined_value.haml
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%tr{ id: attribute }
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%th= post_label_t(attribute, post: post)
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%td{ dir: dir, lang: locale }= metadata.value
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7
app/views/posts/attributes/_predefined_value.haml
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7
app/views/posts/attributes/_predefined_value.haml
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.form-group
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= label_tag "#{base}_#{attribute}", post_label_t(attribute, post: post)
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= select_tag(plain_field_name_for(base, attribute),
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options_for_select(metadata.values, metadata.value),
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**field_options(attribute, metadata), include_blank: t('.empty'))
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= render 'posts/attribute_feedback',
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post: post, attribute: attribute, metadata: metadata
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