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One Piece Downloader
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| require 'open-uri' | |
| require 'tty-progressbar' | |
| CONCURRENCY = 8 | |
| FIRST_EPISODE_NUMBER = 1 | |
| LAST_EPISODE_NUMBER = 628 | |
| def get_bounds(episode_number) | |
| episode_number = 1 if episode_number < 1 | |
| lower_bound = ((episode_number - 1) / 100) * 100 + 1 | |
| upper_bound = lower_bound + 100 - 1 | |
| return "#{lower_bound.to_s.rjust(3, '0')}_#{upper_bound.to_s.rjust(3, '0')}" | |
| end | |
| def new_bar(multibar, *arguments) | |
| return multibar.register(*arguments) if multibar | |
| return TTY::ProgressBar.new(*arguments) | |
| end | |
| def download(url, title, multibar: nil) | |
| bar = nil | |
| content_length_proc = ->(total) { bar = new_bar(multibar, "#{title} [:bar] :percent", total: total) if total && total >= 0 } | |
| progress_proc = ->(progress) { bar.current = progress if bar } | |
| URI.open(url, content_length_proc: content_length_proc, progress_proc: progress_proc) do |file| | |
| yield(file) | |
| end | |
| end | |
| def download_episode(episode_number, multibar: nil) | |
| bounds = get_bounds(episode_number) | |
| episode_str = episode_number.to_s.rjust(3, '0') | |
| filename = "#{episode_str}.mp4" | |
| url = "https://serverfile.club/anime/onepiece/ita/#{bounds}/#{filename}" | |
| download(url, "Download episode #{episode_str}", multibar: multibar) do |file| | |
| IO.copy_stream(file, filename) | |
| end | |
| rescue OpenURI::HTTPError => e | |
| puts "#{url}: #{e.message}" | |
| end | |
| def run_download(queue, multibar: nil) | |
| episode_number = queue.pop | |
| if episode_number | |
| download_episode(episode_number, multibar: multibar) | |
| run_download(queue, multibar: multibar) | |
| end | |
| end | |
| # Start here | |
| multibar = TTY::ProgressBar::Multi.new | |
| queue = Queue.new((FIRST_EPISODE_NUMBER..LAST_EPISODE_NUMBER).to_a) | |
| threads = [] | |
| CONCURRENCY.times do | |
| threads << Thread.new { run_download(queue, multibar: multibar) } | |
| end | |
| threads.each(&:join) |
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