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| 1 | <?php declare(strict_types=1); |
| 2 | |
| 3 | /** |
| 4 | * Clansuite Server Query |
| 5 | * |
| 6 | * SPDX-FileCopyrightText: 2003-2025 Jens A. Koch |
| 7 | * SPDX-License-Identifier: MIT |
| 8 | * |
| 9 | * For the full copyright and license information, please view |
| 10 | * the LICENSE file that was distributed with this source code. |
| 11 | */ |
| 12 | |
| 13 | namespace Clansuite\ServerQuery\ServerProtocols; |
| 14 | |
| 15 | use function chr; |
| 16 | use function explode; |
| 17 | use function fclose; |
| 18 | use function file_get_contents; |
| 19 | use function fread; |
| 20 | use function fsockopen; |
| 21 | use function fwrite; |
| 22 | use function is_array; |
| 23 | use function json_decode; |
| 24 | use function pack; |
| 25 | use function preg_match; |
| 26 | use function str_ends_with; |
| 27 | use function str_starts_with; |
| 28 | use function stream_context_create; |
| 29 | use function strpos; |
| 30 | use function substr; |
| 31 | use function trim; |
| 32 | use Clansuite\Capture\Protocol\ProtocolInterface; |
| 33 | use Clansuite\Capture\ServerAddress; |
| 34 | use Clansuite\Capture\ServerInfo; |
| 35 | use Clansuite\ServerQuery\CSQuery; |
| 36 | use Override; |
| 37 | |
| 38 | /** |
| 39 | * Terraria protocol implementation. |
| 40 | * |
| 41 | * Uses native TCP protocol with TShock REST API fallback. |
| 42 | */ |
| 43 | class Terraria extends CSQuery implements ProtocolInterface |
| 44 | { |
| 45 | /** |
| 46 | * Protocol name. |
| 47 | */ |
| 48 | public string $name = 'Terraria'; |
| 49 | |
| 50 | /** |
| 51 | * List of supported games. |
| 52 | * |
| 53 | * @var array<string> |
| 54 | */ |
| 55 | public array $supportedGames = ['Terraria']; |
| 56 | |
| 57 | /** |
| 58 | * Protocol identifier. |
| 59 | */ |
| 60 | public string $protocol = 'terraria'; |
| 61 | |
| 62 | /** |
| 63 | * Constructor. |
| 64 | */ |
| 65 | public function __construct(?string $address = null, ?int $queryport = null) |
| 66 | { |
| 67 | parent::__construct(); |
| 68 | $this->address = $address; |
| 69 | $this->queryport = $queryport; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * query method. |
| 74 | */ |
| 75 | #[Override] |
| 76 | public function query(ServerAddress $addr): ServerInfo |
| 77 | { |
| 78 | // Implement TCP query |
| 79 | $info = new ServerInfo; |
| 80 | $info->online = false; |
| 81 | |
| 82 | // Try TShock API first |
| 83 | if ($this->queryTShockAPI($addr, $info)) { |
| 84 | return $info; |
| 85 | } |
| 86 | |
| 87 | // Fallback to native TCP protocol |
| 88 | return $this->queryNativeTCP($addr, $info); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * getProtocolName method. |
| 93 | */ |
| 94 | #[Override] |
| 95 | public function getProtocolName(): string |
| 96 | { |
| 97 | return $this->protocol; |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * getVersion method. |
| 102 | */ |
| 103 | #[Override] |
| 104 | public function getVersion(ServerInfo $info): string |
| 105 | { |
| 106 | return $info->version ?? 'unknown'; |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * query_server method. |
| 111 | */ |
| 112 | #[Override] |
| 113 | public function query_server(bool $getPlayers = true, bool $getRules = true): bool |
| 114 | { |
| 115 | // Use TCP query |
| 116 | $addr = new ServerAddress($this->address ?? '', $this->queryport ?? 0); |
| 117 | $info = $this->query($addr); |
| 118 | |
| 119 | $this->online = $info->online; |
| 120 | $this->servertitle = $info->name ?? ''; |
| 121 | $this->mapname = $info->map ?? ''; |
| 122 | $this->numplayers = $info->players_current ?? 0; |
| 123 | $this->maxplayers = $info->players_max ?? 0; |
| 124 | $this->players = []; |
| 125 | |
| 126 | foreach ($info->players as $player) { |
| 127 | if (is_array($player)) { |
| 128 | $this->players[] = [ |
| 129 | 'name' => (string) ($player['name'] ?? ''), |
| 130 | 'score' => (int) ($player['score'] ?? 0), |
| 131 | 'time' => (int) ($player['time'] ?? 0), |
| 132 | ]; |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | return $this->online; |
| 137 | } |
| 138 | |
| 139 | private function queryTShockAPI(ServerAddress $addr, ServerInfo $info): bool |
| 140 | { |
| 141 | // TShock REST API on port 7878 (game port + 101) |
| 142 | $host = $addr->ip; |
| 143 | $apiPort = $addr->port + 101; |
| 144 | $endpoints = [ |
| 145 | "http://{$host}:{$apiPort}/v2/server/status", |
| 146 | "http://{$host}:{$apiPort}/status", |
| 147 | "http://{$host}:{$apiPort}/v3/server/status", |
| 148 | ]; |
| 149 | |
| 150 | foreach ($endpoints as $url) { |
| 151 | $context = stream_context_create([ |
| 152 | 'http' => [ |
| 153 | 'timeout' => 5, |
| 154 | 'user_agent' => 'Clansuite-Query/1.0', |
| 155 | ], |
| 156 | ]); |
| 157 | |
| 158 | $response = @file_get_contents($url, false, $context); |
| 159 | |
| 160 | if ($response !== false) { |
| 161 | // Check if it's HTTP 200 and ends with } |
| 162 | if (str_starts_with($response, 'HTTP/1.1 200') && str_ends_with(trim($response), '}')) { |
| 163 | $jsonStart = strpos($response, '{'); |
| 164 | |
| 165 | if ($jsonStart !== false) { |
| 166 | $jsonBody = substr($response, $jsonStart); |
| 167 | $data = json_decode($jsonBody, true); |
| 168 | |
| 169 | if ($data !== null && isset($data['status']) && $data['status'] === '200') { |
| 170 | $this->parseTShockResponse($data, $info); |
| 171 | $info->online = true; |
| 172 | |
| 173 | return true; |
| 174 | } |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | } |
| 179 | |
| 180 | return false; |
| 181 | } |
| 182 | |
| 183 | /** |
| 184 | * @param array<mixed> $data |
| 185 | */ |
| 186 | private function parseTShockResponse(array $data, ServerInfo $info): void |
| 187 | { |
| 188 | $server = $data['server'] ?? null; |
| 189 | |
| 190 | if (is_array($server)) { |
| 191 | $info->name = (string) ($server['name'] ?? ''); |
| 192 | $info->map = (string) ($server['world'] ?? ''); |
| 193 | $info->players_current = (int) ($server['players'] ?? 0); |
| 194 | $info->players_max = (int) ($server['maxplayers'] ?? 0); |
| 195 | $info->version = (string) ($server['version'] ?? ''); |
| 196 | } |
| 197 | |
| 198 | $playersData = $data['players'] ?? null; |
| 199 | |
| 200 | if (is_array($playersData)) { |
| 201 | $info->players = []; |
| 202 | |
| 203 | foreach ($playersData as $player) { |
| 204 | if (is_array($player)) { |
| 205 | $info->players[] = [ |
| 206 | 'name' => (string) ($player['name'] ?? ''), |
| 207 | 'score' => (int) ($player['score'] ?? 0), |
| 208 | 'time' => (int) ($player['time'] ?? 0), |
| 209 | ]; |
| 210 | } |
| 211 | } |
| 212 | } |
| 213 | } |
| 214 | |
| 215 | private function queryNativeTCP(ServerAddress $addr, ServerInfo $info): ServerInfo |
| 216 | { |
| 217 | $socket = $this->openSocket($addr->ip, $addr->port, 5); |
| 218 | |
| 219 | if ($socket === false) { |
| 220 | return $info; |
| 221 | } |
| 222 | |
| 223 | // Send server info request packet |
| 224 | $packet = pack('V', 5) . chr(1); // Length 5, type 1 |
| 225 | fwrite($socket, $packet); |
| 226 | |
| 227 | // Read response |
| 228 | $response = fread($socket, 4096); |
| 229 | fclose($socket); |
| 230 | |
| 231 | if ($response !== false) { |
| 232 | $this->parseNativeResponse($response, $info); |
| 233 | $info->online = true; |
| 234 | } |
| 235 | |
| 236 | return $info; |
| 237 | } |
| 238 | |
| 239 | private function parseNativeResponse(string $response, ServerInfo $info): void |
| 240 | { |
| 241 | // Terraria native protocol parsing |
| 242 | // This is simplified; full implementation would need proper packet parsing |
| 243 | $lines = explode("\n", trim($response)); |
| 244 | |
| 245 | foreach ($lines as $line) { |
| 246 | if (str_starts_with($line, 'Server name: ')) { |
| 247 | $info->name = substr($line, 12); |
| 248 | } elseif (str_starts_with($line, 'Map: ')) { |
| 249 | $info->map = substr($line, 5); |
| 250 | } elseif (preg_match('/Players: (\d+)\/(\d+)/', $line, $matches) !== false) { |
| 251 | $info->players_current = (int) ($matches[1] ?? 0); |
| 252 | $info->players_max = (int) ($matches[2] ?? 0); |
| 253 | } |
| 254 | } |
| 255 | } |
| 256 | |
| 257 | /** |
| 258 | * Open a socket while keeping errno/errstr as variables (avoids passing expressions by reference). |
| 259 | * |
| 260 | * @return false|resource |
| 261 | * |
| 262 | * @phpstan-ignore typeCoverage.returnTypeCoverage |
| 263 | */ |
| 264 | private function openSocket(string $host, int $port, int $timeout) |
| 265 | { |
| 266 | $tmpErrno = 0; |
| 267 | $tmpErrstr = ''; |
| 268 | |
| 269 | return @fsockopen($host, $port, $tmpErrno, $tmpErrstr, $timeout); |
| 270 | } |
| 271 | } |