getStickers.rb

#!/usr/local/bin/ruby
# -*- coding: utf-8 -*-
#
#This script gets LINE Stickers.(for iPhone)
# http://shutingrz.hatenablog.com/entry/2014/08/13/042413
#
# gem install cfpropertylist
#

require 'json'
require 'net/http'
require 'uri'
require 'cfpropertylist'
require "fileutils"

id = ARGV[0]
stdir = "#{id}.1.linestk"
plist = CFPropertyList::List.new

plistName = "productInfo.plist"

puts "productInfo.meta downloading..."
url = URI.parse("http://dl.stickershop.line.naver.jp/")
begin
	res = Net::HTTP.start(url.host, url.port) {|http|
	  http.get("/products/0/0/1/#{id}/iphone/productInfo.meta")
	}
rescue Exception
	puts "Download error! Please check Internet Connection."
	exit
end

begin
	js = JSON.parse(res.body)
rescue Exception
	puts "JSON Parse error! Please check StickerID." 
	exit
end

puts "directory creating..."
FileUtils.mkdir_p(stdir) unless FileTest.exist?(stdir)


puts "productInfo.plist creating..."

data = Array.new
sp = Hash.new
js.each do |param|
	data << param
end

data.each do |line|
	if (line[1].class == Array || line[1].class == Hash) then
		hashs = Hash.new
		line[1].each do |value|
			hashs.store(value[0],value[1])
		end
	end
	sp.store(line[0],line[1])
end


plist.value = CFPropertyList.guess(sp)
plist.save("#{stdir}/#{plistName}", CFPropertyList::List::FORMAT_BINARY)


js["stickers"].each do |ids|
	imgid = ids["id"]
	puts "#{imgid}@2x.png downloading..."
	res = Net::HTTP.start(url.host, url.port) {|http|
		http.get("/products/0/0/1/#{id}/PC/stickers/#{imgid}.png")
	}
	File.open("#{stdir}/#{imgid}@2x.png", "wb") {|f| f.write res.body}

	puts "#{imgid}@2x_key.png downloading..."
	res = Net::HTTP.start(url.host, url.port) {|http|
		http.get("/products/0/0/1/#{id}/PC/stickers/#{imgid}_key.png")
	}
	File.open("#{stdir}/#{imgid}@2x_key.png", "wb") {|f| f.write res.body}
end

puts "tab_on@2x.png downloading..."
res = Net::HTTP.start(url.host, url.port) {|http|
	http.get("/products/0/0/1/#{id}/android/tab_on.png")
}
File.open("#{stdir}/tab_on@2x.png", "wb") {|f| f.write res.body}

puts "tab_off@2x.png downloading..."
res = Net::HTTP.start(url.host, url.port) {|http|
	http.get("/products/0/0/1/#{id}/android/tab_off.png")
}
File.open("#{stdir}/tab_off@2x.png", "wb") {|f| f.write res.body}

puts "Finished!"