private static function GetResponse($fp, $debug, $options, $startts, $timeout)
{
$recvstart = microtime(true);
$rawdata = $data = "";
$rawsize = $rawrecvheadersize = 0;
do {
$autodecode = !isset($options["auto_decode"]) || $options["auto_decode"];
// Process the response line.
while (strpos($data, "\n") === false && ($data2 = fgets($fp, 116000)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$rawsize += strlen($data2);
$data .= $data2;
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
$pos = strpos($data, "\n");
if ($pos === false) {
return array("success" => false, "error" => self::HTTPTranslate("Unable to retrieve response line."), "errorcode" => "get_response_line");
}
$line = trim(substr($data, 0, $pos));
$data = substr($data, $pos + 1);
$rawrecvheadersize += $pos + 1;
$response = explode(" ", $line, 3);
$response = array("line" => $line, "httpver" => strtoupper($response[0]), "code" => $response[1], "meaning" => $response[2]);
// Process the headers.
$headers = array();
$lastheader = "";
do {
while (strpos($data, "\n") === false && ($data2 = fgets($fp, 116000)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$rawsize += strlen($data2);
$data .= $data2;
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
$pos = strpos($data, "\n");
if ($pos === false) {
$pos = strlen($data);
}
$header = rtrim(substr($data, 0, $pos));
$data = substr($data, $pos + 1);
$rawrecvheadersize += $pos + 1;
if ($header != "") {
if ($lastheader != "" && (substr($header, 0, 1) == " " || substr($header, 0, 1) == "\t")) {
$headers[$lastheader][count($headers[$lastheader]) - 1] .= $header;
} else {
$pos = strpos($header, ":");
if ($pos === false) {
$pos = strlen($header);
}
$lastheader = self::HeaderNameCleanup(substr($header, 0, $pos));
if (!isset($headers[$lastheader])) {
$headers[$lastheader] = array();
}
$headers[$lastheader][] = ltrim(substr($header, $pos + 1));
}
}
} while ($header != "");
if ($response["code"] != 100 && isset($options["read_headers_callback"])) {
if (!$options["read_headers_callback"]($response, $headers, $options["read_headers_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read headers callback returned with a failure condition."), "errorcode" => "read_header_callback");
}
}
$body = "";
// Handle WebSocket among other things.
if ($response["code"] == 101) {
break;
}
// Determine if decoding the content is possible and necessary.
if ($autodecode && !isset($headers["Content-Encoding"]) || strtolower($headers["Content-Encoding"][0]) != "gzip" && strtolower($headers["Content-Encoding"][0]) != "deflate") {
$autodecode = false;
}
if (!$autodecode) {
$autodecode_ds = false;
} else {
require_once str_replace("\\", "/", dirname(__FILE__)) . "/deflate_stream.php";
// Since servers and browsers do everything wrong, ignore the encoding claim and attempt to auto-detect the encoding.
$autodecode_ds = new DeflateStream();
$autodecode_ds->Init("rb", -1, array("type" => "auto"));
}
// Process the body.
if (isset($headers["Transfer-Encoding"]) && strtolower($headers["Transfer-Encoding"][0]) == "chunked") {
do {
// Calculate the next chunked size and ignore chunked extensions.
while (strpos($data, "\n") === false && ($data2 = fgets($fp, 116000)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$rawsize += strlen($data2);
$data .= $data2;
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
$pos = strpos($data, "\n");
if ($pos === false) {
$pos = strlen($data);
}
$line = trim(substr($data, 0, $pos));
$data = substr($data, $pos + 1);
$pos = strpos($line, ";");
if ($pos === false) {
$pos = strlen($line);
}
$size = hexdec(substr($line, 0, $pos));
if ($size < 0) {
$size = 0;
}
// Retrieve content.
$size2 = $size;
$size3 = min(strlen($data), $size);
if ($size3 > 0) {
$data2 = substr($data, 0, $size3);
$data = substr($data, $size3);
$size2 -= $size3;
if ($response["code"] == 100 || !isset($options["read_body_callback"])) {
$body .= self::GetDecodedBody($autodecode_ds, $data2);
} else {
if (!$options["read_body_callback"]($response, self::GetDecodedBody($autodecode_ds, $data2), $options["read_body_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read body callback returned with a failure condition."), "errorcode" => "read_body_callback");
}
}
}
while ($size2 > 0 && ($data2 = fread($fp, $size2 > 65536 ? 65536 : $size2)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$tempsize = strlen($data2);
$rawsize += $tempsize;
$size2 -= $tempsize;
if ($response["code"] == 100 || !isset($options["read_body_callback"])) {
$body .= self::GetDecodedBody($autodecode_ds, $data2);
} else {
if (!$options["read_body_callback"]($response, self::GetDecodedBody($autodecode_ds, $data2), $options["read_body_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read body callback returned with a failure condition."), "errorcode" => "read_body_callback");
}
}
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
// Ignore one newline.
while (strpos($data, "\n") === false && ($data2 = fgets($fp, 116000)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$rawsize += strlen($data2);
$data .= $data2;
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
$pos = strpos($data, "\n");
if ($pos === false) {
$pos = strlen($data);
}
$data = substr($data, $pos + 1);
} while ($size);
// Process additional headers.
$lastheader = "";
do {
while (strpos($data, "\n") === false && ($data2 = fgets($fp, 116000)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$rawsize += strlen($data2);
$data .= $data2;
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
$pos = strpos($data, "\n");
if ($pos === false) {
$pos = strlen($data);
}
$header = rtrim(substr($data, 0, $pos));
$data = substr($data, $pos + 1);
$rawrecvheadersize += $pos + 1;
if ($header != "") {
if ($lastheader != "" && (substr($header, 0, 1) == " " || substr($header, 0, 1) == "\t")) {
$headers[$lastheader][count($headers[$lastheader]) - 1] .= $header;
} else {
$pos = strpos($header, ":");
if ($pos === false) {
$pos = strlen($header);
}
$lastheader = self::HeaderNameCleanup(substr($header, 0, $pos));
if (!isset($headers[$lastheader])) {
$headers[$lastheader] = array();
}
$headers[$lastheader][] = ltrim(substr($header, $pos + 1));
}
}
} while ($header != "");
if ($response["code"] != 100 && isset($options["read_headers_callback"])) {
if (!$options["read_headers_callback"]($response, $headers, $options["read_headers_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read headers callback returned with a failure condition."), "errorcode" => "read_header_callback");
}
}
} else {
if (isset($headers["Content-Length"])) {
$size = (int) $headers["Content-Length"][0];
$datasize = 0;
while ($datasize < $size && ($data2 = fread($fp, $size > 65536 ? 65536 : $size)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$tempsize = strlen($data2);
$datasize += $tempsize;
$rawsize += $tempsize;
if ($response["code"] == 100 || !isset($options["read_body_callback"])) {
$body .= self::GetDecodedBody($autodecode_ds, $data2);
} else {
if (!$options["read_body_callback"]($response, self::GetDecodedBody($autodecode_ds, $data2), $options["read_body_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read body callback returned with a failure condition."), "errorcode" => "read_body_callback");
}
}
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
} else {
if ($response["code"] != 100) {
while (($data2 = fread($fp, 65536)) !== false) {
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
if ($timeout !== false && self::GetTimeLeft($startts, $timeout) == 0) {
return array("success" => false, "error" => self::HTTPTranslate("HTTP timeout exceeded."), "errorcode" => "timeout_exceeded");
}
$tempsize = strlen($data2);
$rawsize += $tempsize;
if ($response["code"] == 100 || !isset($options["read_body_callback"])) {
$body .= self::GetDecodedBody($autodecode_ds, $data2);
} else {
if (!$options["read_body_callback"]($response, self::GetDecodedBody($autodecode_ds, $data2), $options["read_body_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read body callback returned with a failure condition."), "errorcode" => "read_body_callback");
}
}
if (isset($options["recvratelimit"])) {
self::ProcessRateLimit($rawsize, $recvstart, $options["recvratelimit"]);
}
if (isset($options["debug_callback"])) {
$options["debug_callback"]("rawrecv", $data2, $options["debug_callback_opts"]);
} else {
if ($debug) {
$rawdata .= $data2;
}
}
if (feof($fp)) {
break;
}
}
if (self::StreamTimedOut($fp)) {
return array("success" => false, "error" => self::HTTPTranslate("Underlying stream timed out."), "errorcode" => "stream_timeout_exceeded");
}
}
}
}
if ($autodecode_ds !== false) {
$autodecode_ds->Finalize();
$data2 = $autodecode_ds->Read();
if ($response["code"] == 100 || !isset($options["read_body_callback"])) {
$body .= $data2;
} else {
if (!$options["read_body_callback"]($response, $data2, $options["read_body_callback_opts"])) {
return array("success" => false, "error" => self::HTTPTranslate("Read body callback returned with a failure condition."), "errorcode" => "read_body_callback");
}
}
}
} while ($response["code"] == 100);
return array("success" => true, "rawrecv" => $rawdata, "rawrecvsize" => $rawsize, "rawrecvheadersize" => $rawrecvheadersize, "recvstart" => $recvstart, "response" => $response, "headers" => $headers, "body" => $body);
}
private function streamFileData($stream, $compress, $level)
{
$dataLength = Count64::construct(0, !$this->zip64);
$gzLength = Count64::construct(0, !$this->zip64);
$hashCtx = hash_init('crc32b');
if (COMPR::DEFLATE === $compress) {
$compStream = DeflateStream::create($level);
}
while (!feof($stream)) {
$data = fread($stream, self::STREAM_CHUNK_SIZE);
$dataLength->add(strlen($data));
hash_update($hashCtx, $data);
if (COMPR::DEFLATE === $compress) {
$data = $compStream->update($data);
}
$gzLength->add(strlen($data));
$this->write($data);
$this->flush();
}
if (COMPR::DEFLATE === $compress) {
$data = $compStream->finish();
$gzLength->add(strlen($data));
$this->write($data);
$this->flush();
}
$crc = unpack('N', hash_final($hashCtx, true));
return array($dataLength, $gzLength, $crc[1]);
}