Class: UdooNeoRest::Export

Inherits:
Sinatra::Application
  • Object
show all
Defined in:
lib/udooneorest/export.rb

Instance Method Summary collapse

Instance Method Details

#export_gpio(gpio, mode = :export) ⇒ Object

Export using the gpio

gpio : the gpio to be exported



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# File 'lib/udooneorest/export.rb', line 60

def export_gpio(gpio, mode = :export)

  # lets make sure the gpio is good
  gpio_          = ValidateGpio.new gpio
  return gpio_.error_message unless gpio_.valid?

  # send the command
  result         = UdooNeoRest::Base.echo gpio, "#{BASE_PATH}#{'un' if mode == :unexport}export"

  # return ok if all is well
  return UdooNeoRest::Base.status_ok if result.empty?

  # provide some constructive feedback on the root cause of this specific error
  if result =~ /resource busy/
    return UdooNeoRest::Base.status_error('Resource Busy error occurred. Maybe the gpio has already been exported. It only needs to be exported once.')
  end

  # otherwise just return the error
  UdooNeoRest::Base.status_error(result)
end

#export_pin(pin, mode = :export) ⇒ Object

Export using the pin

pin : the pin to be exported



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# File 'lib/udooneorest/export.rb', line 45

def export_pin(pin, mode = :export)

  # Validate the pin
  pin_ = ValidatePin.new pin
  return pin_.error_message unless pin_.valid?

  # Export the value after translating to gpio
  export_gpio pin_.to_gpio, mode
end