Module: I3::Runner

Extended by:
Runner
Included in:
Runner
Defined in:
lib/i3-ipc/runner.rb

Constant Summary collapse

OUTPUT = 
$stdout

Instance Method Summary collapse

Instance Method Details

#execute(*args) ⇒ Object 



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# File 'lib/i3-ipc/runner.rb', line 33

def execute(*args)
  socket_file = nil
  type = 0
  quiet = false
  output = :default

  opts = OptionParser.new do |opts|
    opts.banner = "Usage: i3-ipc [options] [message]"

    s_desc = 'Set socket file, defaults to `i3 --get-socketpath` output'
    opts.on('-s SOCKET', '--socket SOCKET', s_desc) do |s|
      socket_file = File.expand_path(s)
    end

    t_desc = 'Set type, 0 = command, 1 = workspace list, 2 = subscribe to workspace event, 3 = output list, 4 = tree list, default: 0'
    opts.on('-tTYPE', '--type TYPE', Integer, t_desc) do |t|
      type = t
    end

    opts.on('-p', '--pretty-print', 'Pretty print reply') do |p|
      output = :pretty_print
    end

    opts.on('-j', '--json', 'Output raw json') do |p|
      output = :json
    end

    opts.on('-q', '--quiet', %(Don't show reply)) do |q|
      quiet = q
    end

    opts.on('-m', '--man', 'Print manual') do
      I3::Manpage.display("i3-ipc")
    end

    opts.on('-h', '--help', 'Display this screen') do
      OUTPUT.puts opts
      exit
    end
  end

  opts.parse!(args)

  socket_file ||= I3::IPC.socket_path

  if type == I3::IPC.message_type_subscribe
    subscribe socket_file, output
  else
    i3 = I3::IPC.new(socket_file)
    arg = I3::IPC::COMMANDS.find {|t| t.first == type}
    if arg
      if arg.last == :none
        format_output i3.send(arg[1]), output, quiet
      elsif arg.last == :required
        payload = args.shift
        if payload.nil?
          abort "error: payload needed."
        else
          format_output i3.send(arg[1], payload), output, quiet
        end
      elsif arg.last == :optional
        payload = args.shift
        format_output i3.send(arg[1], payload), output, quiet
      end
    end
  end
end

#format_output(object, output, quiet) ⇒ Object 



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# File 'lib/i3-ipc/runner.rb', line 9

def format_output(object, output, quiet)
  return if quiet
  if output == :pretty_print
    PP.pp(object, OUTPUT)
  elsif output == :json
    require 'json'
    OUTPUT.puts object.to_json
  else
    OUTPUT.puts object.inspect
  end
end

#subscribe(path, output) ⇒ Object 



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# File 'lib/i3-ipc/runner.rb', line 21

def subscribe(path, output)
  trap('SIGINT') { EM.stop; puts }
  I3::IPC.subscribe([:workspace], path) do |em, type, data|
    case type
    when I3::IPC.message_type_get_workspaces
      format_output data, output, false
    when I3::IPC::EVENT_WORKSPACE
      em.send_data I3::IPC.format(I3::IPC.message_type_get_workspaces)
    end
  end
end