protected function sendUpdate()
{
$query = http_build_query(array('info_hash' => $this->download->getTorrent()->getInfoHash(), 'peer_id' => $this->download->getPeerID(), 'downloaded' => $this->download->getDownloaded(), 'uploaded' => $this->download->getUploaded(), 'left' => $this->download->getRemaining(), 'port' => 0, 'compact' => 1));
$response = file_get_contents("{$this->url}?{$query}");
if ($response === false || strlen($response) <= 0) {
$this->error = "No HTTP response";
return;
}
try {
$response = Bencode::decode($response);
} catch (Exception $e) {
trigger_error($e);
$this->error = "Bencoding error";
return;
}
var_dump($response);
if (empty($response)) {
return;
}
$this->setNext(time() + (int) $response['interval']);
if (empty($response['peers'])) {
return;
}
if (is_string($response['peers'])) {
$response['peers'] = $this->decodePeerList($response['peers']);
}
foreach ($response['peers'] as $item) {
$this->download->addPeer($item['ip'], $item['port']);
}
}
public function send()
{
$response = array();
if ($this->failure_reason) {
$response['failure reason'] = $this->failure_reason;
echo Bencode::encode($response);
} else {
$response['interval'] = $this->interval;
$response['complete'] = $this->complete;
$response['incomplete'] = $this->incomplete;
$response['peers'] = $this->peers;
echo Bencode::encode($response);
}
}
private function torrent_data_extractor($str)
{
$TorrentProcessor = new Bencode();
try {
$result = $TorrentProcessor->decode($str);
} catch (Exception $e) {
throw new TorrentInvalidError($e->getMessage());
}
$size = 0;
if ($result['info']['length']) {
$size = $result['info']['length'];
} else {
foreach ($result['info']['files'] as $file) {
$size += $file['length'];
}
}
// end sum files
$infohash = sha1($TorrentProcessor->encode($result['info']));
$filecount = 1;
if ($result['info']['files']) {
$filecount = count($result['info']['files']);
}
return array('name' => $result['info']['name'], 'size' => $size, 'infohash' => $infohash, 'files' => $filecount);
}
/**
* bencode解码
* @param string $msg 要解码的数据
* @return mixed 解码后的数据
*/
public static function decode($msg)
{
return Bencode::decode($msg);
}
/**
* Shorthand for {@link Bencode::decode()}.
*
* @param string
* @return mixed
* @throws Exception
* @see Bencode::decode()
*/
function bdecode($value)
{
return Bencode::decode($value);
}
function __construct($password = NULL, $host = "127.0.0.1", $port = 10010)
{
$this->socket = stream_socket_client("udp://" . $host . ":" . $port, $errorno, $errorstr);
if (!$this->socket) {
die("Failed to connect, Error #{$errorno}: {$errorstr}");
}
fwrite($this->socket, Bencode::encode(array("q" => "ping")));
// Try to ping it
$returndata = fread($this->socket, $this->buffersize);
if (!endsWith($returndata, "1:q4:ponge")) {
die("{$returndata}");
}
$this->password = $password;
$page = 0;
while (True) {
$request = array("q" => "Admin_availableFunctions", "args" => array("page" => $page));
fwrite($this->socket, Bencode::encode($request));
$result = Bencode::decode(fread($this->socket, $this->buffersize));
foreach ($result['availableFunctions'] as $function => $description) {
$this->functions[$function] = $description;
}
if (isset($result['more'])) {
$page++;
} else {
break;
}
}
}
/**
* Retourne le sha1 (hash) du torrent
*
*/
public static function getTorrentHash($decodedTorrent)
{
return sha1(Bencode::bencode($decodedTorrent['info']));
}
/** Read a torrent from raw data */
public static function read($data)
{
$pos = 1;
$len = strlen($data);
if ($data[0] !== 'd') {
throw new Exception("Torrent data doesn't contain bencoding");
}
$meta = array();
$hash = null;
while ($pos < $len) {
if ($data[$pos] === 'e') {
$pos++;
break;
}
$key = Bencode::decodeString($data, $pos);
if ($key === 'info') {
$start = $pos;
$value = Bencode::decodeValue($data, $pos);
$end = $pos;
$hash = sha1(substr($data, $start, $end - $start), true);
} else {
$value = Bencode::decodeValue($data, $pos);
}
$meta[$key] = $value;
}
if (!isset($hash)) {
throw new Exception("Torrent doesn't contain 'info' data");
}
return new self($hash, $meta);
}
