/**
* @param int $Length
* @throws AuthenticationException
*/
public function Read($Length = 1400)
{
// GoldSource RCON has same structure as Query
$this->Socket->Read();
if ($this->Buffer->GetByte() !== SourceQuery::S2A_RCON) {
return false;
}
$Buffer = $this->Buffer->Get();
$Trimmed = Trim($Buffer);
if ($Trimmed === 'Bad rcon_password.') {
throw new AuthenticationException($Trimmed, AuthenticationException::BAD_PASSWORD);
} else {
if ($Trimmed === 'You have been banned from this server.') {
throw new AuthenticationException($Trimmed, AuthenticationException::BANNED);
}
}
$ReadMore = false;
// There is no indentifier of the end, so we just need to continue reading
// TODO: Needs to be looked again, it causes timeouts
do {
$this->Socket->Read();
$ReadMore = $this->Buffer->Remaining() > 0 && $this->Buffer->GetByte() === SourceQuery::S2A_RCON;
if ($ReadMore) {
$Packet = $this->Buffer->Get();
$Buffer .= SubStr($Packet, 0, -2);
// Let's assume if this packet is not long enough, there are no more after this one
$ReadMore = StrLen($Packet) > 1000;
// use 1300?
}
} while ($ReadMore);
$this->Buffer->Set(Trim($Buffer));
}
public function Read($Length = 1400)
{
$this->Buffer->Set(FRead($this->Socket, $Length));
if ($this->Buffer->Remaining() === 0) {
// TODO: Should we throw an exception here?
return;
}
$Header = $this->Buffer->GetLong();
if ($Header === -1) {
// We don't have to do anything
} else {
if ($Header === -2) {
$Packets = array();
$IsCompressed = false;
$ReadMore = false;
do {
$RequestID = $this->Buffer->GetLong();
switch ($this->Engine) {
case SourceQuery::GOLDSOURCE:
$PacketCountAndNumber = $this->Buffer->GetByte();
$PacketCount = $PacketCountAndNumber & 0xf;
$PacketNumber = $PacketCountAndNumber >> 4;
break;
case SourceQuery::SOURCE:
$IsCompressed = ($RequestID & 0x80000000) !== 0;
$PacketCount = $this->Buffer->GetByte();
$PacketNumber = $this->Buffer->GetByte() + 1;
if ($IsCompressed) {
$this->Buffer->GetLong();
// Split size
$PacketChecksum = $this->Buffer->GetUnsignedLong();
} else {
$this->Buffer->GetShort();
// Split size
}
break;
}
$Packets[$PacketNumber] = $this->Buffer->Get();
$ReadMore = $PacketCount > sizeof($Packets);
} while ($ReadMore && $this->Sherlock($Length));
$Buffer = Implode($Packets);
// TODO: Test this
if ($IsCompressed) {
// Let's make sure this function exists, it's not included in PHP by default
if (!Function_Exists('bzdecompress')) {
throw new RuntimeException('Received compressed packet, PHP doesn\'t have Bzip2 library installed, can\'t decompress.');
}
$Buffer = bzdecompress($Buffer);
if (CRC32($Buffer) !== $PacketChecksum) {
throw new InvalidPacketException('CRC32 checksum mismatch of uncompressed packet data.', InvalidPacketException::CHECKSUM_MISMATCH);
}
}
$this->Buffer->Set(SubStr($Buffer, 4));
} else {
throw new InvalidPacketException('Socket read: Raw packet header mismatch. (0x' . DecHex($Header) . ')', InvalidPacketException::PACKET_HEADER_MISMATCH);
}
}
}
public function Read($Length = 1400)
{
$this->Buffer->Set(FRead($this->RconSocket, $Length));
if ($this->Buffer->Remaining() < 4) {
throw new InvalidPacketException('Rcon read: Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY);
}
$PacketSize = $this->Buffer->GetLong();
$Buffer = $this->Buffer->Get();
$Remaining = $PacketSize - StrLen($Buffer);
while ($Remaining > 0) {
$Buffer2 = FRead($this->RconSocket, $Length);
$Buffer .= $Buffer2;
$Remaining -= StrLen($Buffer2);
}
$this->Buffer->Set($Buffer);
}
/**
* Get rules (cvars) from the server
*
* @throws SourceQueryException
*
* @return bool|array Returns array with rules on success, false on failure
*/
public function GetRules()
{
if (!$this->Connected) {
return false;
}
switch ($this->GetChallenge(self::A2S_RULES, self::S2A_RULES)) {
case self::GETCHALLENGE_FAILED:
return false;
case self::GETCHALLENGE_ALL_CLEAR:
$this->Socket->Write(self::A2S_RULES, $this->Challenge);
$this->Socket->Read();
$Type = $this->Buffer->GetByte();
if ($Type == 0) {
return false;
} else {
if ($Type != self::S2A_RULES) {
throw new SourceQueryException('GetRules: Packet header mismatch. (0x' . DecHex($Type) . ')');
}
}
break;
}
$Rules = array();
$Count = $this->Buffer->GetShort();
while ($Count-- > 0 && $this->Buffer->Remaining() > 0) {
$Rule = $this->Buffer->GetString();
$Value = $this->Buffer->GetString();
if (!empty($Rule)) {
$Rules[$Rule] = $Value;
}
}
return $Rules;
}
public function Read($Length = 1400)
{
$this->Buffer->Set(FRead($this->Socket, $Length));
if ($this->Buffer->Remaining() > 0 && $this->Buffer->GetLong() == -2) {
$Packets = array();
$IsCompressed = false;
$ReadMore = false;
do {
$RequestID = $this->Buffer->GetLong();
switch ($this->Engine) {
case SourceQuery::GOLDSOURCE:
$PacketCountAndNumber = $this->Buffer->GetByte();
$PacketCount = $PacketCountAndNumber & 0xf;
$PacketNumber = $PacketCountAndNumber >> 4;
break;
case SourceQuery::SOURCE:
$IsCompressed = ($RequestID & 0x80000000) != 0;
$PacketCount = $this->Buffer->GetByte();
$PacketNumber = $this->Buffer->GetByte() + 1;
if ($IsCompressed) {
$this->Buffer->GetLong();
// Split size
$PacketChecksum = $this->Buffer->GetUnsignedLong();
} else {
$this->Buffer->GetShort();
// Split size
}
break;
}
$Packets[$PacketNumber] = $this->Buffer->Get();
$ReadMore = $PacketCount > sizeof($Packets);
} while ($ReadMore && $this->Sherlock($Length));
$Buffer = Implode($Packets);
// TODO: Test this
if ($IsCompressed) {
// Let's make sure this function exists, it's not included in PHP by default
if (!Function_Exists('bzdecompress')) {
throw new RuntimeException('Received compressed packet, PHP doesn\'t have Bzip2 library installed, can\'t decompress.');
}
$Data = bzdecompress($Data);
if (CRC32($Data) != $PacketChecksum) {
throw new SourceQueryException('CRC32 checksum mismatch of uncompressed packet data.');
}
}
$this->Buffer->Set(SubStr($Buffer, 4));
}
}
public function Read()
{
$this->Buffer->Set(FRead($this->RconSocket, 4));
if ($this->Buffer->Remaining() < 4) {
throw new InvalidPacketException('Rcon read: Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY);
}
$PacketSize = $this->Buffer->GetLong();
$this->Buffer->Set(FRead($this->RconSocket, $PacketSize));
$Buffer = $this->Buffer->Get();
$Remaining = $PacketSize - StrLen($Buffer);
while ($Remaining > 0) {
$Buffer2 = FRead($this->RconSocket, $Remaining);
$PacketSize = StrLen($Buffer2);
if ($PacketSize === 0) {
throw new InvalidPacketException('Read ' . strlen($Buffer) . ' bytes from socket, ' . $Remaining . ' remaining', InvalidPacketException::BUFFER_EMPTY);
break;
}
$Buffer .= $Buffer2;
$Remaining -= $PacketSize;
}
$this->Buffer->Set($Buffer);
}
public function Read($Length = 1400)
{
switch ($this->Socket->Engine) {
case CI_SourceQuery::GOLDSOURCE:
// GoldSource RCON has same structure as Query
$this->Socket->Read();
if ($this->Buffer->GetByte() != SourceQuery::S2A_RCON) {
return false;
}
$Buffer = $this->Buffer->Get();
$Trimmed = Trim($Buffer);
if ($Trimmed == 'Bad rcon_password.' || $Trimmed == 'You have been banned from this server.') {
throw new SourceQueryException($Trimmed);
}
$ReadMore = false;
// There is no indentifier of the end, so we just need to continue reading
// TODO: Needs to be looked again, it causes timeouts
do {
$this->Socket->Read();
$ReadMore = $this->Buffer->Remaining() > 0 && $this->Buffer->GetByte() == SourceQuery::S2A_RCON;
if ($ReadMore) {
$Packet = $this->Buffer->Get();
$Buffer .= SubStr($Packet, 0, -2);
// Let's assume if this packet is not long enough, there are no more after this one
$ReadMore = StrLen($Packet) > 1000;
// use 1300?
}
} while ($ReadMore);
$this->Buffer->Set(Trim($Buffer));
break;
case CI_SourceQuery::SOURCE:
$this->Buffer->Set(FRead($this->RconSocket, $Length));
$Buffer = "";
$PacketSize = $this->Buffer->GetLong();
$Buffer .= $this->Buffer->Get();
// TODO: multi packet reading
$this->Buffer->Set($Buffer);
break;
}
}
