Module: Refile::AttachmentHelper

Defined in:
lib/refile/rails/attachment_helper.rb

Instance Method Summary collapse

Instance Method Details

#attachment_field(object_name, method, options = {}) ⇒ Object 



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# File 'lib/refile/rails/attachment_helper.rb', line 32

def attachment_field(object_name, method, options = {})
  options[:data] ||= {}

  if options[:object]
    attacher = options[:object].send(:"#{method}_attacher")
    options[:accept] = attacher.accept

    if options[:direct]
      host = options[:host] || Refile.host || request.base_url
      backend_name = Refile.backends.key(attacher.cache)

      url = ::File.join(host, main_app.refile_app_path, backend_name)
      options[:data].merge!(direct: true, as: "file", url: url)
    end

    if options[:presigned] and attacher.cache.respond_to?(:presign)
      options[:data].merge!(direct: true).merge!(attacher.cache.presign.as_json)
    end
  end
  hidden_field(object_name, :"#{method}_cache_id", options.slice(:object)) +
    file_field(object_name, method, options)
end

#attachment_image_tag(record, name, *args, fallback: nil, format: nil, host: nil, **options) ⇒ Object 



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# File 'lib/refile/rails/attachment_helper.rb', line 18

def attachment_image_tag(record, name, *args, fallback: nil, format: nil, host: nil, **options)
  file = record.send(name)
  classes = ["attachment", record.class.model_name.singular, name, *options[:class]]

  if file
    image_tag(attachment_url(record, name, *args, format: format, host: host), options.merge(class: classes))
  elsif fallback
    classes << "fallback"
    image_tag(fallback, options.merge(class: classes))
  end
end

#attachment_url(record, name, *args, filename: nil, format: nil, host: nil) ⇒ Object 



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# File 'lib/refile/rails/attachment_helper.rb', line 3

def attachment_url(record, name, *args, filename: nil, format: nil, host: nil)
  file = record.send(name)
  return unless file

  filename ||= name.to_s

  backend_name = Refile.backends.key(file.backend)
  host = host || Refile.host || request.base_url

  filename = filename.parameterize("_")
  filename << "." << format.to_s if format

  ::File.join(host, main_app.refile_app_path, backend_name, *args.map(&:to_s), file.id.to_s, filename)
end