Class: RumbleBundle::Scraper

Inherits:
Object
  • Object
show all
Defined in:
lib/rumble_bundle/scraper.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Scraper

Returns a new instance of Scraper.



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# File 'lib/rumble_bundle/scraper.rb', line 3

def initialize
  @base_url = 'https://www.humblebundle.com'
  @main_pages = [
    'https://www.humblebundle.com/',
    'https://www.humblebundle.com/books/',
    'https://www.humblebundle.com/mobile/']
end

Instance Method Details

#crawl_site ⇒ Object 



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# File 'lib/rumble_bundle/scraper.rb', line 13

def crawl_site

  @main_pages.each do |page|
    first_page = Nokogiri::HTML(open(page))
    scrape_bundle(first_page, page)

    if first_page.at_css(".js-highlight.subtab-button")
      tab_bar = first_page.css(".js-highlight.subtab-button")
      links = tab_bar.collect{|a| @base_url + a.attr("href") }

      links.each do |link|
        scrape_bundle(Nokogiri::HTML(open(link)), link)
      end
    end
  end

end

#scrape_bundle(html, url) ⇒ Object 



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# File 'lib/rumble_bundle/scraper.rb', line 33

def scrape_bundle(html, url)

  bundle = {
    'name' => '',
    'tiers' => [],
    'products' => [],
    'charities' => [],
    'total_msrp' => '',
    'url' => url
  }

  bundle['name'] = html.css("title").text.chomp("(pay what you want and help charity)").strip

  bundle['charities'] = html.css(".charity-image-wrapper img").collect{|img| img.attr("alt")}

  #for each tier in bundle
  html.css(".main-content-row").each do |tier|

    #add tier to Bundle @tiers array
    tier_name = tier.css(".dd-header-headline").text.strip
    if tier_name.downcase.include?("charity")
      break
    end

    bundle['tiers'] << tier_name

    #and instantiate products from tier
    tier.css(".game-boxes").each do |box|
      scrape_product(box, tier_name).tap do |product|
        bundle['products'] << product
      end
    end

  end

  bundle['total_msrp'] = html.css('.hr-tagline-text').detect{|e| e.text.include?("worth")}.text.strip

  RumbleBundle::Bundle.new(bundle)

end

#scrape_product(box, tier) ⇒ Object 



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# File 'lib/rumble_bundle/scraper.rb', line 76

def scrape_product(box, tier)

  product = {
    'name' => '',
    'subtitle' => '',
    'bundle' => '',
    'tier' => '',
    'platforms' => [],
    'drm_free' => nil,
    'steam_key' => nil
  }

  product['name'] = box.css(".dd-image-box-caption").text.strip
  product['tier'] = tier
  product['subtitle'] = if box.at_css(".subtitle")
    box.css(".subtitle .callout-msrp").remove
    if box.css(".subtitle").text.strip != ""
      box.css(".subtitle").text.strip
    else
      nil
    end
  end

  product['platforms'] = Array.new.tap do |platforms|
    if box.at_css(".dd-availability-icon > i.hb-android")
      platforms << 'Android'
    end

    if box.at_css(".dd-availability-icon > i.hb-linux")
      platforms << 'Linux'
    end

    if box.at_css(".dd-availability-icon > i.hb-windows")
      platforms << 'Windows'
    end

    if box.at_css(".dd-availability-icon > i.hb-osx")
      platforms << 'Mac'
    end

  end

  product['drm_free'] = box.at_css(".dd-availability-icon > i.hb-drmfree") ?
    true : false

  product['steam_key'] = box.at_css(".dd-availability-icon > i.hb-steam") ?
    true : false

  RumbleBundle::Product.new(product)

end