読書メーターに登録されている本の読者数を取得するスクリプト

readernum.rb

# -*- encoding: utf-8 -*-
require 'mechanize'
require 'nokogiri'
require 'kconv'
require 'fileutils'

# ハッシュ
module HashInitializable
	def initialize(attributes={})
		attributes.each do |name,value|
			send("#{name}=",value)
		end
	end
end
 
class HashInitializableStruct
	def self.new(*arguments)
		struct = Struct.new(*arguments)
		struct.send(:include, HashInitializable)
		struct
	end
end
 
properties = [:id,:name,:reader_num]
Book = HashInitializableStruct.new(*properties)

books = Hash.new


# メイン
agent = Mechanize.new
agent.user_agent = 'Mac Safari'

f_in = open(ARGV[0], "r")

for a in f_in
	book_url = 'http://bookmeter.com/b/' + a
	page = agent.get(book_url)
	doc = Nokogiri::HTML(page.content.toutf8)
	node = doc.xpath("//*[@id=\"side_left\"]/div/div/div/div/div/span").first
	reader_num = node.text
	name = doc.title
	puts name.split("感想")[0]+reader_num
	book_property = {id: a, name: name.split("感想")[0], reader_num: reader_num.split("登録")[0]}
	book = Book.new(book_property) 
	books.store(book.id,book)
	books	
end


# ファイル出力
day = Time.now
out_name = day.strftime("%m%d%H%M") + ".csv"
f_out = open(out_name, "w")
f_out.printf("%s,%s/%s,%s:%s:%s,",day.year,day.month,day.day,day.hour,day.min,day.sec)
books.each_value do |book|
	f_out.printf("%s,",book.reader_num.split("登録")[0])
end