/**
* Returns a BEncoded dictonary
*/
public static function toEncoded($array)
{
ksort($array);
// An array is simply two lists encoded as an alternating list
$list = array();
foreach ($array as $key => $value) {
$list[] = $key;
$list[] = $value;
}
return "d" . substr(BList::toEncoded($list), 1);
}
/**
* Fetches all relevant information from the file and generates a
* .torrent
*/
public function toEncoded()
{
$infoArray["name"] = $this->name;
$infoArray["piece length"] = $this->pieceLength;
$infoArray["length"] = filesize($this->filename);
$this->ensureSHA1Loaded();
$infoArray["pieces"] = $this->concattedSHA1;
$infoDictionary = new BElement(BDictionary::toEncoded($infoArray));
$this->infoHash = sha1($infoDictionary->toEncoded(), true);
$metainfoArray = array("announce" => $this->trackerURL, "info" => $infoDictionary);
$metainfoArray["url-list"] = new BElement(BList::toEncoded($this->webseeds));
$metainfoDictionary = BDictionary::toEncoded($metainfoArray);
return $metainfoDictionary;
}
// Always send back a random selection of peers who are downloading a file with the same info_hash
$queryHandle = mysql_query("SELECT * from bittorrent_peers WHERE fileid = " . $infoHashObject->id . " order by RAND() limit " . MAX_INFO_HASH_PEERS);
echo mysql_error();
$peerList = array();
while ($dbPeer = mysql_fetch_object($queryHandle)) {
$peer = array("peer id" => $dbPeer->peerid, "ip" => $dbPeer->ip, "port" => intval($dbPeer->port));
$peerList[] = new BElement(BDictionary::toEncoded($peer));
}
// Get some statistical counts
$queryHandle = mysql_query("SELECT count(fileid) as complete from bittorrent_peers where fileid = '" . $infoHashObject->id . "' and status='completed'");
$data = mysql_fetch_object($queryHandle);
$complete = intval($data->complete);
$queryHandle = mysql_query("SELECT count(fileid) as incomplete from bittorrent_peers where fileid = '" . $infoHashObject->id . "' and status!='completed'");
$data = mysql_fetch_object($queryHandle);
$incomplete = intval($data->incomplete);
$peersElement = new BElement(BList::toEncoded($peerList));
$out = BDictionary::toEncoded(array("interval" => DEFAULT_CONNECTION_INTERVAL, "complete" => $complete, "incomplete" => $incomplete, "peers" => $peersElement));
// Echo the answer to stdout
echo $out;
$fh = fopen(TRACKER_LOGFILE, "a");
fputs($fh, date(DATE_ATOM, time()) . " " . $_SERVER["REMOTE_ADDR"] . " - " . $event . "\n");
fclose($fh);
// ------------------------------------------------------
// Check if the database needs cleaning
$cache_args = "tracker_timer";
$cacheddata = get_cached_data(DB_CLEAN_TTL, $cache_args);
if ($cacheddata) {
//If we have got the timer in cache
// Do nothing
} else {
//if not do queries etc to clean DB
