dm_ssh.rb

require "twitter"
require 'open3'

OAUTH_token = ""
OAUTH_token_secret = ""

$user = Twitter::REST::Client.new do |config|
  config.consumer_key = "" 
  config.consumer_secret = ""
  config.access_token = OAUTH_token
  config.access_token_secret = OAUTH_token_secret

end
########ここまでTwitterの設定

#mypath
mypath = `pwd`
$patharr = mypath.split("/")
puts "start"

def HERE
  return $patharr.join("/")
end

def cd (cdarr)
  if cdarr[1] == ".."
    $patharr.pop()
  elsif (cdarr[1] == "~") || cdarr.size == 1
    home_dir = `echo ~`
    arr = home_dir.split("/")
    $patharr = arr
  elsif cdarr[1] == "/"
    arr = Array.new()
    arr.push("/")
    $patharr = arr
  else
    path = HERE() +"/" + cdarr[1]
    if File.exist?(path)
      $patharr.push(cdarr[1])
    else 
      puts "#{path} is not found"
    end
  end
end

def dot_to_path (arr)
  arr.times do |i|
    barr = arr[i].split("/")
    if barr.size != 1
      bindex = barr.index(".")
      barr[bindex] = HERE()
    end
    arr[i] = barr.join("/")
  end
  index = arr.index(".")
  arr[index] = HERE()
  return arr
end

def init_dm_get
  begin
    $DM_GET = $user.direct_messages.size
  rescue Twitter::Error::TooManyRequests => error
    sleep error.rate_limit.reset_in
  end
end

def dm_get
  post_msg = ""
  loop do
    begin
      if $DM_GET == nil
        init_dm_get()
      end
      if $user.direct_messages.size > $DM_GET

        dms = $user.direct_messages
        diff = dms.size - $DM_GET
        $DM_GET += 1
        post_msg = dms[diff - 1].text.strip

        puts post_msg
        break
      end

      sleep(30)
  rescue Twitter::Error::TooManyRequests => error
      sleep error.rate_limit.reset_in
    end
  end
  return post_msg
end

def dm_me(str)  
  begin
    $user.direct_message_create("C_C_panchiga", str, options={})
  rescue Twitter::Error::TooManyRequests => error
    sleep error.rate_limit.reset_in
  end
end

####ここからmain
init_dm_get()
#loop
loop do
  
  com_str = dm_get()
  #com_str = gets
  com_arr = com_str.split(" ") 

  #ループをぬけ出す
  if com_arr[0] == "exit"
    exit
  end

  # . を今のパスに置換
  if com_arr.index(".") != nil
    com_arr = dot_to_path(com_arr)
  end

  #cdは特殊
  if com_arr.index("cd") != nil
    cd(com_arr)
    next
    #pwdも特殊
  elsif com_arr.index("pwd") != nil
    index = com_arr.index("pwd")
    com_arr[index] = "echo #{HERE()}"
  end
  command = com_arr.join(" ")
  begin
    o, e, s = Open3.capture3(command)
    if o != ""
      dm_me(o)
    else
      dm_me(e)
    end
  rescue => exc
    dm_me(exc)
  end
end