Module: Torrent

Defined in:
lib/torrent.rb

Overview

Created by me on 2007-12-28.

Copyright (c) 2007. All pwnage reserved.

Class Method Summary collapse

Class Method Details

.cleanObject


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# File 'lib/torrent.rb', line 86

def clean
end

.fetchObject


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# File 'lib/torrent.rb', line 40

def fetch
  puts "[Log] Starting peer..." if @opts[:verbose]
  bt = RubyTorrent::BitTorrent.new(mi, package, :http_proxy => proxy)

  if @opts[:verbose]
    bt.on_event(self, :added_peer) { |s, p| puts "[Log] Connected to peer #{p}" }
    bt.on_event(self, :received_block) { |s, b, peer| puts "<-- got block #{b} from peer #{peer}, now #{package.pieces[b.pindex].percent_done.f}% done and #{package.pieces[b.pindex].percent_claimed.f}% claimed" }
    bt.on_event(self, :sent_block) { |s, b, peer| puts "--> Sent block #{b} to peer #{peer}" }
    bt.on_event(self, :discarded_piece) { |s, p| puts "[Log] Checksum error on piece #{p}, discarded" }
    bt.on_event(self, :tracker_connected) { |s, url| puts "--> Connected to tracker #{url}" }
    bt.on_event(self, :tracker_lost) { |s, url| puts "--> Couldn't connect to tracker #{url}" }
  end

  # Always register this
  bt.on_event(self, :complete) do
    @url.length = bt.dlamt
    puts "--> Download complete!"
  end

  puts "[Log] Listening on #{bt.ip}:#{bt.port}" if @opts[:verbose]


  thread = Thread.new do
    until bt.complete?
      previous = ''

      if bt.tracker

        current = '%s: %dk of %dk (%.2f%% complete)' % [Time.now,
                                                        bt.bytes_completed / 1024,
                                                        bt.total_bytes / 1024,
                                                        bt.percent_completed]
        print "\b" * previous.size
        print curent
        previous = ''

        sleep(5)
      else
        sleep(5)
      end
    end
  end

  thread.join
end

.prepObject


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# File 'lib/torrent.rb', line 14

def prep
  begin
    mi = RubyTorrent::MetaInfo.from_location(File.join(@url.host, @url.path), ENV["http_proxy"])
  rescue RubyTorrent::MetaInfoFormatError, RubyTorrent::BEncodingError => e
    abort "[Error] Can't parse metainfo file '#{torrent}' -- maybe not a .torrent?"
  rescue RubyTorrent::TypedStructError => e
    raise e
  rescue IOError, SystemCallError => e
    abort "[Error] Can't read file '#{torrent}': #{e.message}"
  end


  if FileTest.directory?(@opts[:out]) && mi.info.single?
    dest = File.join(@opts[:out], mi.info.name)
  elsif FileTest.file?(@opts[:out]) && mi.info.multiple?
    abort "[Error] .torrent contains multiple files, but '#{dest}' is a single file (must be a directory)"
  end
  dest ||= @opts[:out]

  print "[LOG] Checking file status: " if @opts[:verbose]
  package = RubyTorrent::Package.new(mi, dest) do |piece|
    print(piece.complete? && piece.valid? ? "#" : ".") if @opts[:verbose]
  end
  puts " done" if @opts[:verbose]
end

.setup(opts, uri) ⇒ Object


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# File 'lib/torrent.rb', line 9

def setup(opts, uri)
  @opts = opts
  @url = uri
end