twitter-post-scrapbox - ツイートURLを与えるとScrapboxに添付画像付きでツイート内容を投稿するRubyスクリプト

twitter-post-scrapbox.rb

#!/usr/bin/env ruby
# encoding: utf-8

# https://qiita.com/mataneko_boy/items/852ca5484b80d2530560
# https://gist.github.com/hyuki/163340e4f5924c9ab8fb66c84f378132
# https://snap.textfile.org/20180518132348/
# https://scrapbox.io/help-jp/%E3%83%9A%E3%83%BC%E3%82%B8%E3%82%92%E4%BD%9C%E3%82%8B#58ae7c9a97c29100005b886b

require 'twitter'
require 'open-uri'
require 'date'
require 'uri'

# DOWNLOAD_DIR に filename.jpg を置くと DOWNLOAD_URL/filename.jpg でアクセスできるようになっている環境前提
# DOWNLOAD_DIR = '/your/server/files
# DOWNLOAD_URL = 'https://example.com'
DOWNLOAD_DIR = ENV['TWITTER_POST_SCRAPBOX_DOWNLOAD_DIR']
DOWNLOAD_URL = ENV['TWITTER_POST_SCRAPBOX_DOWNLOAD_URL']

CLIENT = Twitter::REST::Client.new do |config|
  config.consumer_key        = ENV['TWITTER_POST_SCRAPBOX_consumer_key']
  config.consumer_secret     = ENV['TWITTER_POST_SCRAPBOX_consumer_secret']
  config.access_token        = ENV['TWITTER_POST_SCRAPBOX_access_token']
  config.access_token_secret = ENV['TWITTER_POST_SCRAPBOX_access_token_secret']
end

def fetch_media(url)
  html = open(url)
  img = html.read
  mime = html.content_type
  ext = if mime.include?('jpeg')
          '.jpg'
        elsif mime.include?('png')
          '.png'
        elsif mime.include?('gif')
          '.gif'
        else
          ''
        end
  return img, ext
end

#  pageid, body = get_all_images_and_compose_page(url)
def get_all_images_and_compose_page(url)
  tweet = CLIENT.status(url)
  body = tweet.full_text
  if not tweet.media?
    puts "No media."
    t = tweet.attrs[:created_at]
    d = DateTime.parse(t)
    article_id = d.strftime("%Y%m%d%H%M%S")
    return article_id, body
  end
  counter = 1
  urls = []
  tweet.media.each do |media|
    media_url =  media.media_url.to_s
    img,ext = fetch_media(media_url)
    filename = "twitter-#{tweet.id}-#{counter}#{ext}"
    fullpath = "#{DOWNLOAD_DIR}/#{filename}"
    urls << "#{DOWNLOAD_URL}/#{filename}"
    puts "Download: #{fullpath}"
    open(fullpath, 'w') do |f|
      f.puts(img)
    end
    system("open #{fullpath}")
    counter += 1
  end
  t = tweet.attrs[:created_at]
  d = DateTime.parse(t)
  article_id = d.strftime("%Y%m%d%H%M%S")
  body += "\n"
  urls.each do |url|
    body += "[[#{url}]]\n"
  end
  return article_id, body
end

if ARGV.length != 2
  puts "Usage: twitter-post-scrapbox PROJECT TWEET-URL"
  puts "Example: twitter-post-scrapbox hyuki https://twitter.com/hyuki/status/995912906477731840"
  abort
else
  project = ARGV[0]
  url = ARGV[1]
  pageid, body = get_all_images_and_compose_page(url)
  encbody = URI.encode(body)
  system(%Q(open "https://scrapbox.io/#{project}/#{pageid}?body=#{encbody}"))
end

# vim: set filetype=ruby:

$ twitter-post-scrapbox hyuki https://twitter.com/hyuki/status/995912906477731840

cf. https://snap.textfile.org/20180828161259/