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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 file_get_contents; |
| 16 | use function is_array; |
| 17 | use function is_scalar; |
| 18 | use function json_decode; |
| 19 | use function preg_replace; |
| 20 | use function stream_context_create; |
| 21 | use Clansuite\Capture\Protocol\ProtocolInterface; |
| 22 | use Clansuite\Capture\ServerAddress; |
| 23 | use Clansuite\Capture\ServerInfo; |
| 24 | use Clansuite\ServerQuery\CSQuery; |
| 25 | use Override; |
| 26 | |
| 27 | /** |
| 28 | * Eco server protocol implementation. |
| 29 | * |
| 30 | * Eco uses HTTP API on the web port (usually game port +1). |
| 31 | * The /info endpoint returns JSON with server information. |
| 32 | * |
| 33 | * @see https://eco.gamepedia.com/Server |
| 34 | */ |
| 35 | class Eco extends CSQuery implements ProtocolInterface |
| 36 | { |
| 37 | /** |
| 38 | * Protocol name. |
| 39 | */ |
| 40 | public string $name = 'Eco'; |
| 41 | |
| 42 | /** |
| 43 | * Protocol identifier. |
| 44 | */ |
| 45 | public string $protocol = 'eco'; |
| 46 | |
| 47 | /** |
| 48 | * Constructor. |
| 49 | */ |
| 50 | public function __construct(mixed $address = null, mixed $queryport = null) |
| 51 | { |
| 52 | parent::__construct(); |
| 53 | $this->address = $address !== null ? (string) $address : null; |
| 54 | $this->queryport = $queryport !== null ? (int) $queryport : null; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * query method. |
| 59 | */ |
| 60 | #[Override] |
| 61 | public function query(ServerAddress $addr): ServerInfo |
| 62 | { |
| 63 | $info = new ServerInfo; |
| 64 | $info->online = false; |
| 65 | |
| 66 | if ($this->queryHTTP($addr, $info)) { |
| 67 | $info->online = true; |
| 68 | } |
| 69 | |
| 70 | return $info; |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * getProtocolName method. |
| 75 | */ |
| 76 | #[Override] |
| 77 | public function getProtocolName(): string |
| 78 | { |
| 79 | return $this->protocol; |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * getVersion method. |
| 84 | */ |
| 85 | #[Override] |
| 86 | public function getVersion(ServerInfo $info): string |
| 87 | { |
| 88 | return $info->gameversion ?? 'unknown'; |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * query_server method. |
| 93 | */ |
| 94 | #[Override] |
| 95 | public function query_server(bool $getPlayers = true, bool $getRules = true): bool |
| 96 | { |
| 97 | // Use HTTP query |
| 98 | $addr = new ServerAddress($this->address ?? '', $this->queryport ?? 0); |
| 99 | $info = $this->query($addr); |
| 100 | |
| 101 | $this->online = $info->online; |
| 102 | $this->servertitle = $info->servertitle ?? ''; |
| 103 | $this->mapname = $info->mapname ?? ''; |
| 104 | $this->numplayers = $info->numplayers; |
| 105 | $this->maxplayers = $info->maxplayers; |
| 106 | $this->gamename = $info->gamename ?? ''; |
| 107 | $this->gameversion = $info->gameversion ?? ''; |
| 108 | $this->gametype = $info->gametype ?? ''; |
| 109 | |
| 110 | if ($getPlayers && $info->players !== []) { |
| 111 | $this->players = $info->players; |
| 112 | } |
| 113 | |
| 114 | if ($getRules && $info->rules !== []) { |
| 115 | $this->rules = $info->rules; |
| 116 | } |
| 117 | |
| 118 | return $this->online; |
| 119 | } |
| 120 | |
| 121 | private function queryHTTP(ServerAddress $addr, ServerInfo $info): bool |
| 122 | { |
| 123 | $host = $addr->ip; |
| 124 | $port = $addr->port; |
| 125 | $url = "http://{$host}:{$port}/info"; |
| 126 | |
| 127 | $context = stream_context_create([ |
| 128 | 'http' => [ |
| 129 | 'timeout' => 5, |
| 130 | ], |
| 131 | ]); |
| 132 | |
| 133 | $response = @file_get_contents($url, false, $context); |
| 134 | |
| 135 | if ($response === false) { |
| 136 | return false; |
| 137 | } |
| 138 | |
| 139 | $data = json_decode($response, true); |
| 140 | |
| 141 | if ($data === null || !is_array($data)) { |
| 142 | return false; |
| 143 | } |
| 144 | |
| 145 | // Parse the JSON data |
| 146 | $info->address = $addr->ip . ':' . $addr->port; |
| 147 | $info->queryport = $addr->port; |
| 148 | $info->gamename = 'Eco'; |
| 149 | $info->gameversion = (string) ($data['Version'] ?? ''); |
| 150 | $info->servertitle = $this->stripTags((string) ($data['Description'] ?? '')); |
| 151 | $info->mapname = (string) ($data['WorldSize'] ?? ''); |
| 152 | $info->gametype = (string) ($data['Category'] ?? ''); |
| 153 | $info->numplayers = (int) ($data['OnlinePlayers'] ?? 0); |
| 154 | $info->maxplayers = (int) ($data['TotalPlayers'] ?? 0); |
| 155 | |
| 156 | // Players |
| 157 | $players = []; |
| 158 | |
| 159 | if (isset($data['OnlinePlayersNames']) && is_array($data['OnlinePlayersNames'])) { |
| 160 | foreach ($data['OnlinePlayersNames'] as $name) { |
| 161 | $players[] = ['name' => (string) $name, 'score' => 0, 'time' => 0]; |
| 162 | } |
| 163 | } |
| 164 | $info->players = $players; |
| 165 | |
| 166 | // Rules (server variables) |
| 167 | $rules = []; |
| 168 | |
| 169 | foreach ($data as $key => $value) { |
| 170 | if (is_scalar($value)) { |
| 171 | $rules[(string) $key] = (string) $value; |
| 172 | } |
| 173 | } |
| 174 | $info->rules = $rules; |
| 175 | |
| 176 | return true; |
| 177 | } |
| 178 | |
| 179 | private function stripTags(string $html): null|string |
| 180 | { |
| 181 | // Simple HTML tag stripping |
| 182 | return preg_replace('/<[^>]*>/', '', $html); |
| 183 | } |
| 184 | } |