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Code Issues Releases Wiki Activity

Move the response array logic into classes.

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This commit is contained in:
Anthony Birkett
2021-05-31 18:52:56 +01:00
parent 96a875c881
commit 5d54dc8929
14 changed files with 383 additions and 207 deletions
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SourceQuery/QueryResponse/GoldSourceInfoQueryResponse.php
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<?php
declare(strict_types=1);
/**
* @author Pavel Djundik
*
* @see https://xpaw.me
* @see https://github.com/xPaw/PHP-Source-Query
*
* @license GNU Lesser General Public License, version 2.1
*
* @internal
*/
namespace xPaw\SourceQuery\QueryResponse;
use xPaw\SourceQuery\Buffer;
use xPaw\SourceQuery\Exception\InvalidPacketException;
final class GoldSourceInfoQueryResponse
{
/**
* @throws InvalidPacketException
*/
public static function fromBuffer(Buffer $buffer): array
{
$server = [];
/*
* If we try to read data again, and we get the result with type S2A_INFO (0x49).
* That means this server is running dproto, because it sends answer for both protocols.
*/
$server['Address'] = $buffer->getString();
$server['HostName'] = $buffer->getString();
$server['Map'] = $buffer->getString();
$server['ModDir'] = $buffer->getString();
$server['ModDesc'] = $buffer->getString();
$server['Players'] = $buffer->getByte();
$server['MaxPlayers'] = $buffer->getByte();
$server['Protocol'] = $buffer->getByte();
$server['Dedicated'] = $buffer->getChar();
$server['Os'] = $buffer->getChar();
$server['Password'] = $buffer->getBool();
$server['IsMod'] = $buffer->getBool();
if ($server['IsMod']) {
$mod = [];
$mod['Url'] = $buffer->getString();
$mod['Download'] = $buffer->getString();
$buffer->get(1); // NULL byte
$mod['Version'] = $buffer->getLong();
$mod['Size'] = $buffer->getLong();
$mod['ServerSide'] = $buffer->getBool();
$mod['CustomDLL'] = $buffer->getBool();
$server['Mod'] = $mod;
}
$server['Secure'] = $buffer->getBool();
$server['Bots'] = $buffer->getByte();
return $server;
}
}
SourceQuery/QueryResponse/PlayersQueryResponse.php
+44
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<?php
declare(strict_types=1);
/**
* @author Pavel Djundik
*
* @see https://xpaw.me
* @see https://github.com/xPaw/PHP-Source-Query
*
* @license GNU Lesser General Public License, version 2.1
*
* @internal
*/
namespace xPaw\SourceQuery\QueryResponse;
use xPaw\SourceQuery\Buffer;
use xPaw\SourceQuery\Exception\InvalidPacketException;
class PlayersQueryResponse
{
/**
* @throws InvalidPacketException
*/
public static function fromBuffer(Buffer $buffer): array
{
$players = [];
$count = $buffer->getByte();
while ($count-- > 0 && !$buffer->isEmpty()) {
$player = [];
$player['Id'] = $buffer->getByte(); // PlayerID, is it just always 0?
$player['Name'] = $buffer->getString();
$player['Frags'] = $buffer->getLong();
$player['Time'] = (int) $buffer->getFloat();
$player['TimeF'] = gmdate(($player['Time'] > 3600 ? 'H:i:s' : 'i:s'), $player['Time']);
$players[] = $player;
}
return $players;
}
}
SourceQuery/QueryResponse/RulesQueryResponse.php
+42
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<?php
declare(strict_types=1);
/**
* @author Pavel Djundik
*
* @see https://xpaw.me
* @see https://github.com/xPaw/PHP-Source-Query
*
* @license GNU Lesser General Public License, version 2.1
*
* @internal
*/
namespace xPaw\SourceQuery\QueryResponse;
use xPaw\SourceQuery\Buffer;
use xPaw\SourceQuery\Exception\InvalidPacketException;
class RulesQueryResponse
{
/**
* @throws InvalidPacketException
*/
public static function fromBuffer(Buffer $buffer): array
{
$rules = [];
$count = $buffer->getShort();
while ($count-- > 0 && !$buffer->isEmpty()) {
$rule = $buffer->getString();
$value = $buffer->getString();
if (!empty($rule)) {
$rules[$rule] = $value;
}
}
return $rules;
}
}
SourceQuery/QueryResponse/SourceInfoQueryResponse.php
+113
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<?php
declare(strict_types=1);
/**
* @author Pavel Djundik
*
* @see https://xpaw.me
* @see https://github.com/xPaw/PHP-Source-Query
*
* @license GNU Lesser General Public License, version 2.1
*
* @internal
*/
namespace xPaw\SourceQuery\QueryResponse;
use RuntimeException;
use xPaw\SourceQuery\Buffer;
use xPaw\SourceQuery\Exception\InvalidPacketException;
final class SourceInfoQueryResponse
{
/**
* @throws InvalidPacketException
*/
public static function fromBuffer(Buffer $buffer): array
{
$server = [];
$server['Protocol'] = $buffer->getByte();
$server['HostName'] = $buffer->getString();
$server['Map'] = $buffer->getString();
$server['ModDir'] = $buffer->getString();
$server['ModDesc'] = $buffer->getString();
$server['AppID'] = $buffer->getShort();
$server['Players'] = $buffer->getByte();
$server['MaxPlayers'] = $buffer->getByte();
$server['Bots'] = $buffer->getByte();
$server['Dedicated'] = $buffer->getChar();
$server['Os'] = $buffer->getChar();
$server['Password'] = $buffer->getBool();
$server['Secure'] = $buffer->getBool();
// The Ship (they violate query protocol spec by modifying the response)
if (2400 === $server['AppID']) {
$server['GameMode'] = $buffer->getByte();
$server['WitnessCount'] = $buffer->getByte();
$server['WitnessTime'] = $buffer->getByte();
}
$server['Version'] = $buffer->getString();
if ($buffer->isEmpty()) {
return $server;
}
$flags = $buffer->getByte();
$server['ExtraDataFlags'] = $flags;
// S2A_EXTRA_DATA_HAS_GAME_PORT - Next 2 bytes include the game port.
if ($flags & 0x80) {
$server['GamePort'] = $buffer->getShort();
}
// S2A_EXTRA_DATA_HAS_STEAMID - Next 8 bytes are the steamID.
// Want to play around with this?
// You can use https://github.com/xPaw/SteamID.php
if ($flags & 0x10) {
$steamIdLower = $buffer->getUnsignedLong();
$steamIdInstance = $buffer->getUnsignedLong(); // This gets shifted by 32 bits, which should be steamid instance.
if (PHP_INT_SIZE === 4) {
if (extension_loaded('gmp')) {
$steamIdLower = gmp_abs($steamIdLower);
$steamIdInstance = gmp_abs($steamIdInstance);
$steamId = gmp_strval(gmp_or($steamIdLower, gmp_mul($steamIdInstance, gmp_pow(2, 32))));
} else {
throw new RuntimeException('Either 64-bit PHP installation or "gmp" module is required to correctly parse server\'s steamid.');
}
} else {
$steamId = $steamIdLower | ($steamIdInstance << 32);
}
$server['SteamID'] = $steamId;
unset($steamIdLower, $steamIdInstance, $steamId);
}
// S2A_EXTRA_DATA_HAS_SPECTATOR_DATA - Next 2 bytes include the spectator port, then the spectator server name.
if ($flags & 0x40) {
$server['SpecPort'] = $buffer->getShort();
$server['SpecName'] = $buffer->getString();
}
// S2A_EXTRA_DATA_HAS_GAMETAG_DATA - Next bytes are the game tag string.
if ($flags & 0x20) {
$server['GameTags'] = $buffer->getString();
}
// S2A_EXTRA_DATA_GAMEID - Next 8 bytes are the gameID of the server.
if ($flags & 0x01) {
$server['GameID'] = $buffer->getUnsignedLong() | ($buffer->getUnsignedLong() << 32);
}
if (!$buffer->isEmpty()) {
throw new InvalidPacketException('GetInfo: unread data? ' . $buffer->remaining() . ' bytes remaining in the buffer. Please report it to the library developer.', InvalidPacketException::BUFFER_NOT_EMPTY);
}
return $server;
}
}