/** * Кодує дані в torrent файл * @param Torrent $torrent * @return string */ public static function encode(Torrent $torrent) { $torrentArray = array(); $data = $torrent->getData(); foreach ($data as $itemKey => $item) { switch ($itemKey) { case 'announce-list': foreach ($item as $announce) { if ($announce) { $torrentArray[$itemKey][][0] = $announce; } } break; case 'url-list': foreach ($item as $url) { if ($url) { $torrentArray[$itemKey][] = $url; } } break; case 'info': if (empty($item)) { continue; } $torrentArray[$itemKey] = array(); foreach ($item as $infoKeyItem => $itemInfo) { switch ($infoKeyItem) { case 'files': $torrentArray[$itemKey][$infoKeyItem] = array(); foreach ($itemInfo as $fileItem) { $newFileItem = array(); foreach ($fileItem as $keyAttrFileItem => $attrFileItem) { switch ($keyAttrFileItem) { case 'path': case 'length': default: $newFileItem[$keyAttrFileItem] = $attrFileItem; } } $torrentArray[$itemKey][$infoKeyItem][] = $newFileItem; } break; default: $torrentArray[$itemKey][$infoKeyItem] = $itemInfo; } } break; default: if ($item) { $torrentArray[$itemKey] = $item; } } } $data = \Rych\Bencode\Bencode::encode($torrentArray); return $data; }
public function announce($tid, $uid) { // torrent klients (utorrent) atver šādu adresi // http://xxx/announce/2/2?info_hash=xxxx&peer_id=xxxx&numwant=50&event=started&port=123&left=0 // parametru skaidrojums // https://wiki.theory.org/BitTorrentSpecification (Tracker Request Parameters) $torrent = Torrent::findOrFail($tid); $user = User::findOrFail($uid); Eloquent::unguard(); // atlasa ierakstu vai izveido jaunu $data = TorrentUser::firstOrCreate(array('torrent_id' => $torrent->id, 'user_id' => $user->id, 'peer_id' => @$_GET['peer_id'])); $data->ip = $_SERVER['REMOTE_ADDR']; // utorrent ip adrese $data->port = (int) @$_GET['port']; // utorrent ports $data->peer_id = @$_GET['peer_id']; // utorrent kaut kāds id $data->seeding = @$_GET['left'] == 0; // cik baiti atlikuši lejuplādēt (0 = pabeigts) if (@$_GET['event'] == 'stopped') { $data->delete(); // nospieda stop pogu, dzēšam } else { $data->save(); } $numwant = isset($_GET['numwant']) ? (int) $_GET['numwant'] : 50; // cik datus par citiem lietotājiem grib $complete = TorrentUser::where('torrent_id', $torrent->id)->where('seeding', true)->count(); // saskaita šim torrentam seederus $incomplete = TorrentUser::where('torrent_id', $torrent->id)->where('seeding', false)->count(); // saskaita šim torrentam leecherus $peers = TorrentUser::where('torrent_id', $torrent->id)->select('peer_id', 'ip', 'port')->take($numwant)->get()->toArray(); // https://wiki.theory.org/BitTorrentSpecification (Tracker Response) $response = array('interval' => 60, 'tracker id' => 'tracker', 'complete' => $complete, 'incomplete' => $incomplete, 'peers' => $peers); $response = Response::make(Bencode::encode($response), 200); $response->header('Content-Type', 'text/plain'); return $response; }
public function getDownload($id) { $torrent = Torrent::find($id); if (!$torrent) { App::abort(404); } $torrent->downloads += 1; $torrent->save(); $decoded = Bencode::decode($torrent->file); $decoded['announce'] = Config::get('app.url') . '/announce/' . $torrent->id . '/' . Auth::user()->id; unset($decoded['announce-list']); $torrent->file = Bencode::encode($decoded); $response = Response::make($torrent->file, 200); $response->header('Content-Type', 'application/x-bittorrent'); // http://x-bittorrent.mime-application.com/ $response->header('Content-Disposition', 'attachment; filename=' . $torrent->name . '.torrent'); // http://stackoverflow.com/questions/93551/how-to-encode-the-filename-parameter-of-content-disposition-header-in-http return $response; }