Module: Roda::RodaPlugins::SendFile::InstanceMethods

Defined in:
lib/roda/plugins/send_file.rb

Instance Method Summary collapse

Instance Method Details

#send_file(path, opts = OPTS) ⇒ Object

Use the contents of the file at path as the response body. See plugin documentation for options.



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# File 'lib/roda/plugins/send_file.rb', line 71

def send_file(path, opts = OPTS)
  r = @_request
  res = @_response
  headers = res.headers
  if (type = opts[:type]) || !headers[RodaResponseHeaders::CONTENT_TYPE]
    type_str = type.to_s

    if type_str.include?('/')
      type = type_str
    else
      if type
        type = ".#{type}" unless type_str.start_with?(".")
      else
        type = ::File.extname(path)
      end

      type &&= Rack::Mime.mime_type(type, nil)
      type ||= 'application/octet-stream'
    end
    
    headers[RodaResponseHeaders::CONTENT_TYPE] = type
  end

  disposition = opts[:disposition]
  filename    = opts[:filename]
  if disposition || filename
    disposition ||= 'attachment'
    filename = path if filename.nil?
    res.attachment(filename, disposition)
  end

  if lm = opts[:last_modified]
    r.last_modified(lm)
  end

  file = RACK_FILES.new nil
  s, h, b = if Rack.release > '2'
    file.serving(r, path)
  else
    file.path = path
    file.serving(env)
  end

  res.status = opts[:status] || s
  headers.delete(RodaResponseHeaders::CONTENT_LENGTH)
  headers.replace(h.merge!(headers))
  r.halt res.finish_with_body(b)
rescue Errno::ENOENT
  response.status = 404
  r.halt
end