Ruby script to scrap wallpapers from Wallhaven. Also provided a way to automatically use a downloaded wallpaper #wallhaven #ruby

wallhaven.rb

require 'mechanize'

class WallHaven
  BASE_URI = 'https://wallhaven.cc'

  def initialize(limit: 24, human_download: false)
    @agent = Mechanize.new
    @limit = limit.to_i
    @human_download = human_download
  end

  def download(endpoint)
    url = "#{BASE_URI}#{endpoint}"
    download_wallpapers(list_page: @agent.get(url))
  end

  private

  def download_wallpapers(list_page:)
    wallpaper_links(list_page: list_page).shuffle.first(@limit).map do |link|
      download_wallpaper(wallpaper_link: link)
    end
  end

  def wallpaper_links(list_page:)
    list_page.links.select do |l|
      l.href && l.href.match?('/w/')
    end
  end

  def download_wallpaper(wallpaper_link:)
    page = wallpaper_link.click
    sleep rand(2..10) if @human_download
    page.images_with(src: /full/).first.fetch.save
  end
end

downloaded_wallpapers = WallHaven.new(limit: ARGV[1] || 24).download(ARGV[0])
#system("feh --randomize --bg-fill #{downloaded_wallpapers.sample} &")

use example:
ruby wallhaven.rb '/search?q="minimalism"&sorting=random&atleast=1920x1080' 1