mirror of
https://github.com/xPaw/PHP-Source-Query.git
synced 2026-06-11 01:33:15 +02:00
Bring in CS-Fixer, reformat.
This commit is contained in:
Anthony Birkett
+125
-137
@@ -1,139 +1,127 @@
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<?php
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/**
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* @author Pavel Djundik
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*
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* @link https://xpaw.me
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* @link https://github.com/xPaw/PHP-Source-Query
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*
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* @license GNU Lesser General Public License, version 2.1
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*
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* @internal
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*/
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namespace xPaw\SourceQuery;
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use xPaw\SourceQuery\Exception\InvalidPacketException;
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use xPaw\SourceQuery\Exception\SocketException;
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/**
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* Base socket interface
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*
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* @package xPaw\SourceQuery
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*
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* @uses xPaw\SourceQuery\Exception\InvalidPacketException
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* @uses xPaw\SourceQuery\Exception\SocketException
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*/
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abstract class BaseSocket
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{
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/** @var ?resource */
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public $Socket;
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public int $Engine;
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public string $Address;
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public int $Port;
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public int $Timeout;
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public function __destruct( )
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{
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$this->Close( );
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}
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abstract public function Close( ) : void;
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abstract public function Open( string $Address, int $Port, int $Timeout, int $Engine ) : void;
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abstract public function Write( int $Header, string $String = '' ) : bool;
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abstract public function Read( int $Length = 1400 ) : Buffer;
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protected function ReadInternal( Buffer $Buffer, int $Length, callable $SherlockFunction ) : Buffer
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{
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if( $Buffer->Remaining( ) === 0 )
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{
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throw new InvalidPacketException( 'Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY );
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}
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$Header = $Buffer->GetLong( );
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if( $Header === -1 ) // Single packet
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{
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// We don't have to do anything
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}
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else if( $Header === -2 ) // Split packet
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{
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$Packets = [];
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$IsCompressed = false;
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$ReadMore = false;
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$PacketChecksum = null;
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do
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{
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$RequestID = $Buffer->GetLong( );
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switch( $this->Engine )
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{
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case SourceQuery::GOLDSOURCE:
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{
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$PacketCountAndNumber = $Buffer->GetByte( );
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$PacketCount = $PacketCountAndNumber & 0xF;
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$PacketNumber = $PacketCountAndNumber >> 4;
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break;
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}
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case SourceQuery::SOURCE:
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{
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$IsCompressed = ( $RequestID & 0x80000000 ) !== 0;
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$PacketCount = $Buffer->GetByte( );
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$PacketNumber = $Buffer->GetByte( ) + 1;
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if( $IsCompressed )
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{
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$Buffer->GetLong( ); // Split size
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$PacketChecksum = $Buffer->GetUnsignedLong( );
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}
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else
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{
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$Buffer->GetShort( ); // Split size
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}
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break;
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}
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default:
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{
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throw new SocketException( 'Unknown engine.', SocketException::INVALID_ENGINE );
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}
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}
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$Packets[ $PacketNumber ] = $Buffer->Get( );
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$ReadMore = $PacketCount > sizeof( $Packets );
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}
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while( $ReadMore && $SherlockFunction( $Buffer, $Length ) );
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$Data = implode( $Packets );
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// TODO: Test this
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if( $IsCompressed )
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{
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// Let's make sure this function exists, it's not included in PHP by default
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if( !function_exists( 'bzdecompress' ) )
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{
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throw new \RuntimeException( 'Received compressed packet, PHP doesn\'t have Bzip2 library installed, can\'t decompress.' );
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}
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$Data = bzdecompress( $Data );
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if( !is_string( $Data ) || crc32( $Data ) !== $PacketChecksum )
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{
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throw new InvalidPacketException( 'CRC32 checksum mismatch of uncompressed packet data.', InvalidPacketException::CHECKSUM_MISMATCH );
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}
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}
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$Buffer->Set( substr( $Data, 4 ) );
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}
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else
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{
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throw new InvalidPacketException( 'Socket read: Raw packet header mismatch. (0x' . dechex( $Header ) . ')', InvalidPacketException::PACKET_HEADER_MISMATCH );
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}
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return $Buffer;
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}
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}
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declare(strict_types=1);
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/**
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* @author Pavel Djundik
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*
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* @link https://xpaw.me
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* @link https://github.com/xPaw/PHP-Source-Query
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*
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* @license GNU Lesser General Public License, version 2.1
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*
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* @internal
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*/
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namespace xPaw\SourceQuery;
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use xPaw\SourceQuery\Exception\InvalidPacketException;
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use xPaw\SourceQuery\Exception\SocketException;
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/**
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* Base socket interface
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*
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* @package xPaw\SourceQuery
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*
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* @uses xPaw\SourceQuery\Exception\InvalidPacketException
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* @uses xPaw\SourceQuery\Exception\SocketException
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*/
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abstract class BaseSocket
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{
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/** @var ?resource */
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public $Socket;
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public int $Engine;
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public string $Address;
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public int $Port;
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public int $Timeout;
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public function __destruct()
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{
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$this->Close();
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}
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abstract public function Close(): void;
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abstract public function Open(string $Address, int $Port, int $Timeout, int $Engine): void;
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abstract public function Write(int $Header, string $String = ''): bool;
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abstract public function Read(int $Length = 1400): Buffer;
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protected function ReadInternal(Buffer $Buffer, int $Length, callable $SherlockFunction): Buffer
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{
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if ($Buffer->Remaining() === 0) {
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throw new InvalidPacketException('Failed to read any data from socket', InvalidPacketException::BUFFER_EMPTY);
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}
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$Header = $Buffer->GetLong();
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if ($Header === -1) { // Single packet
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// We don't have to do anything
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} elseif ($Header === -2) { // Split packet
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$Packets = [];
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$IsCompressed = false;
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$ReadMore = false;
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$PacketChecksum = null;
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do {
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$RequestID = $Buffer->GetLong();
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switch ($this->Engine) {
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case SourceQuery::GOLDSOURCE:
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{
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$PacketCountAndNumber = $Buffer->GetByte();
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$PacketCount = $PacketCountAndNumber & 0xF;
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$PacketNumber = $PacketCountAndNumber >> 4;
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break;
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}
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case SourceQuery::SOURCE:
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{
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$IsCompressed = ($RequestID & 0x80000000) !== 0;
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$PacketCount = $Buffer->GetByte();
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$PacketNumber = $Buffer->GetByte() + 1;
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if ($IsCompressed) {
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$Buffer->GetLong(); // Split size
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$PacketChecksum = $Buffer->GetUnsignedLong();
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} else {
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$Buffer->GetShort(); // Split size
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}
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break;
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}
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default:
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{
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throw new SocketException('Unknown engine.', SocketException::INVALID_ENGINE);
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}
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}
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$Packets[ $PacketNumber ] = $Buffer->Get();
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$ReadMore = $PacketCount > sizeof($Packets);
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} while ($ReadMore && $SherlockFunction($Buffer, $Length));
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$Data = implode($Packets);
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// TODO: Test this
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if ($IsCompressed) {
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// Let's make sure this function exists, it's not included in PHP by default
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if (!function_exists('bzdecompress')) {
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throw new \RuntimeException('Received compressed packet, PHP doesn\'t have Bzip2 library installed, can\'t decompress.');
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}
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$Data = bzdecompress($Data);
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if (!is_string($Data) || crc32($Data) !== $PacketChecksum) {
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throw new InvalidPacketException('CRC32 checksum mismatch of uncompressed packet data.', InvalidPacketException::CHECKSUM_MISMATCH);
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}
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}
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$Buffer->Set(substr($Data, 4));
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} else {
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throw new InvalidPacketException('Socket read: Raw packet header mismatch. (0x' . dechex($Header) . ')', InvalidPacketException::PACKET_HEADER_MISMATCH);
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}
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return $Buffer;
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}
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}
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