57 lines
2.3 KiB
PHP
57 lines
2.3 KiB
PHP
<?php
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final class SockChatAuth {
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public static function attempt(string $endPoint, string $secret, string $cookie): object {
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if(!empty($cookie)) {
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$decoded = str_pad(base64_decode(str_pad(strtr($cookie, '-_', '+/'), strlen($cookie) % 4, '=', STR_PAD_RIGHT)), 37, "\0");
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$unpacked = unpack('Cversion/Nuser/H*token', $decoded);
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if(isset($unpacked['version']) && $unpacked['version'] === 1
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&& isset($unpacked['user']) && $unpacked['user'] > 0) {
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$loginRequest = [
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'user_id' => $unpacked['user'],
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'token' => 'SESS:' . $cookie,
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'ip' => $_SERVER['REMOTE_ADDR'],
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];
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$loginSignature = hash_hmac('sha256', implode('#', $loginRequest), $secret);
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$login = curl_init($endPoint);
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curl_setopt_array($login, [
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CURLOPT_AUTOREFERER => false,
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CURLOPT_FAILONERROR => false,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_HEADER => false,
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CURLOPT_POST => true,
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CURLOPT_POSTFIELDS => json_encode($loginRequest),
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_TCP_FASTOPEN => true,
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CURLOPT_CONNECTTIMEOUT => 2,
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CURLOPT_MAXREDIRS => 2,
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CURLOPT_PROTOCOLS => CURLPROTO_HTTPS,
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CURLOPT_TIMEOUT => 5,
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CURLOPT_USERAGENT => 'AJAX Chat',
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CURLOPT_HTTPHEADER => [
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'Content-Type: application/json',
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'X-SharpChat-Signature: ' . $loginSignature,
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],
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]);
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$userInfo = json_decode(curl_exec($login));
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curl_close($login);
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}
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}
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if(empty($userInfo->success)) {
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$userInfo = new stdClass;
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$userInfo->success = false;
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$userInfo->user_id = 0;
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$userInfo->username = 'Anonymous';
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$userInfo->colour_raw = 0x40000000;
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$userInfo->rank = 0;
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$userInfo->hierarchy = 0;
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$userInfo->is_silenced = '1970-01-01T00:00:00+00:00';
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$userInfo->perms = 0;
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}
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return $userInfo;
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}
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}
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