Class: HotelPrice::Booking::BookingScraper

Inherits:
Object
  • Object
show all
Defined in:
lib/hotel_price/booking/booking_scraper.rb

Instance Method Summary collapse

Constructor Details

#initialize(mode = :chrome) ⇒ BookingScraper 



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# File 'lib/hotel_price/booking/booking_scraper.rb', line 7

def initialize(mode = :chrome)
  @mode = mode
end

Instance Method Details

#get_price(booking_hotel_id, checkin_date, num_adults) ⇒ Object 



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# File 'lib/hotel_price/booking/booking_scraper.rb', line 11

def get_price(booking_hotel_id, checkin_date, num_adults)
  date = DateTime.now.strftime("%Y-%m-%d")

  query_string = make_query_string(checkin_date.to_s, num_adults)
  url = "https://www.booking.com/hotel/jp/#{booking_hotel_id}.ja.html?#{query_string}"
  driver = HotelPrice.get_selenium_driver @mode
  driver.get(url)
  sleep 2

  data = driver.find_elements(:class_name, "hprt-table")
  return { date: date, min_price: 0 } if data.empty?
  price_box = data.first.find_elements(:class_name, "bui-price-display__value")
  return { date: date, min_price: 0 } if price_box.empty?
  price = price_box.first.text.delete("^0-9").to_i

  hotel_name = ""
  room_name = ""

  hotel_name_element = driver.find_elements(:class_name, "hp__hotel-type-badge")
  hotel_name = hotel_name_element.first.text unless hotel_name_element.empty?
  room_name_element = driver.find_elements(:class_name, "hprt-ws-roomtype-link")
  room_name = room_name_element.first.text unless room_name_element.empty?

  { checkin_date: checkin_date, min_price: price, hotel_name: hotel_name, room_name: room_name }
end

#make_date_args(checkin_date) ⇒ Object 



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# File 'lib/hotel_price/booking/booking_scraper.rb', line 43

def make_date_args checkin_date
  Date.parse checkin_date rescue return ""
  t = Date.parse(checkin_date)
  checkin_arg = t.strftime("checkin_monthday=%d&checkin_year_month=%Y-%m")
  checkout_arg = (t + 1).strftime("checkout_monthday=%d&checkout_year_month=%Y-%m")
  "#{checkin_arg}&#{checkout_arg}"
end

#make_num_adults_arg(num_adults) ⇒ Object 



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# File 'lib/hotel_price/booking/booking_scraper.rb', line 51

def make_num_adults_arg num_adults
  return "" if num_adults.to_i <= 1
  "group_adults=#{num_adults}&group_children=0"
end

#make_query_string(checkin_date, num_adults) ⇒ Object 



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# File 'lib/hotel_price/booking/booking_scraper.rb', line 37

def make_query_string(checkin_date, num_adults)
  cd_args = make_date_args checkin_date
  na_args = make_num_adults_arg num_adults
  "#{cd_args}&#{na_args}&dist=0&do_availability_check=1&hp_avform=1&hp_group_set=0&no_rooms=1&origin=hp&sb_price_type=total&src=hotel&tab=1&type=total&lang=ja&selected_currency=JPY"
end