mirror of
https://0xacab.org/sutty/sutty
synced 2024-11-15 02:41:41 +00:00
107 lines
2.5 KiB
Ruby
107 lines
2.5 KiB
Ruby
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# frozen_string_literal: true
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# Define un campo de archivo
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class MetadataFile < MetadataTemplate
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# Una ruta vacía a la imagen con una descripción vacía
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def default_value
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{ 'path' => nil, 'description' => nil }
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end
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def empty?
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value == default_value
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end
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def validate
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super
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errors << I18n.t('metadata.image.path_required') if path_missing?
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errors.compact!
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errors.empty?
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end
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# Determina si necesitamos la imagen pero no la tenemos
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def path_missing?
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required && !value['path'].blank?
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end
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# Determina si el archivo ya fue subido
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def uploaded?
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value['path'].is_a?(String)
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end
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# Determina si la ruta es opcional pero deja pasar si la ruta se
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# especifica
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def path_optional?
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!required && value['path'].blank?
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end
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# Asociar la imagen subida al sitio y obtener la ruta
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def save
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return true if uploaded?
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return true if path_optional?
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return false unless hardlink.zero?
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# Modificar el valor actual
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value['path'] = relative_destination_path
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true
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end
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def to_param
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{ name => %i[description path] }
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end
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# Almacena el archivo en el sitio y lo devuelve
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#
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# @return ActiveStorage::Attachment
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def static_file
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ActiveRecord::Base.connection_pool.with_connection do
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if uploaded?
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blob = ActiveStorage::Blob.find_by(key: key_from_path)
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@static_file ||= site.static_files.find_by(blob_id: blob.id)
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elsif site.static_files.attach(value['path'])
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@static_file ||= site.static_files.last
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end
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end
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end
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private
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def key_from_path
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# XXX: No podemos usar self#extension porque en este punto todavía
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# no sabemos el static_file
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File.basename(value['path'], '.*')
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end
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# Hacemos un link duro para colocar el archivo dentro del repositorio
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# y no duplicar el espacio que ocupan. Esto requiere que ambos
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# directorios estén dentro del mismo punto de montaje.
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def hardlink
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FileUtils.mkdir_p File.dirname(destination_path)
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FileUtils.ln uploaded_path, destination_path
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end
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def extension
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static_file.blob.content_type.split('/').last
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end
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# Obtener la ruta al archivo
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# https://stackoverflow.com/a/53908358
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def uploaded_relative_path
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ActiveStorage::Blob.service.path_for(static_file.key)
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end
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def uploaded_path
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Rails.root.join uploaded_relative_path
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end
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def relative_destination_path
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File.join('public', [static_file.key, extension].join('.'))
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end
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def destination_path
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File.join(site.path, relative_destination_path)
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end
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end
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