Class: Ftpd::CmdHelp

Inherits:
CommandHandler show all
Defined in:
lib/ftpd/cmd_help.rb

Constant Summary

Constants inherited from CommandHandler

Ftpd::CommandHandler::COMMAND_FILENAME_PREFIX, Ftpd::CommandHandler::COMMAND_KLASS_PREFIX, Ftpd::CommandHandler::COMMAND_METHOD_PREFIX

Instance Method Summary collapse

Methods inherited from CommandHandler

commands, #initialize

Methods included from FileSystemHelper

#ensure_accessible, #ensure_directory, #ensure_does_not_exist, #ensure_exists, #ensure_file_system_supports, #path_list, #unique_path

Methods included from Error

#error, #sequence_error, #syntax_error, #unimplemented_error

Methods included from DataConnectionHelper

#close_data_server_socket_when_done, #data_connection_description, #encrypt_data?, #handle_data_disconnect, #make_tls_connection, #open_active_data_connection, #open_active_tls_data_connection, #open_data_connection, #open_passive_data_connection, #open_passive_tls_data_connection, #receive_file, #send_start_of_data_connection_reply, #transmit_file

Constructor Details

This class inherits a constructor from Ftpd::CommandHandler

Instance Method Details

#cmd_help(argument) ⇒ Object 



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# File 'lib/ftpd/cmd_help.rb', line 9

def cmd_help(argument)
  if argument
    target_command = argument.upcase
    if supported_commands.include?(target_command)
      reply "214 Command #{target_command} is recognized"
    else
      reply "214 Command #{target_command} is not recognized"
    end
  else
    reply '214-The following commands are recognized:'
    supported_commands.sort.each_slice(8) do |commands|
      line = commands.map do |command|
        '   %-4s' % command
      end.join
      reply line
    end
    reply '214 Have a nice day.'
  end
end