| 1: | <?php |
| 2: | |
| 3: | declare(strict_types=1); |
| 4: | |
| 5: | /** |
| 6: | * This file is part of the Nexus MCP SDK package. |
| 7: | * |
| 8: | * (c) 2025 John Paul E. Balandan, CPA <paulbalandan@gmail.com> |
| 9: | * |
| 10: | * For the full copyright and license information, please view |
| 11: | * the LICENSE file that was distributed with this source code. |
| 12: | */ |
| 13: | |
| 14: | namespace Nexus\Mcp\Schema\Notification; |
| 15: | |
| 16: | use Nexus\Mcp\Schema\Enum\LoggingLevel; |
| 17: | use Nexus\Mcp\Schema\Message\JsonRpcNotification; |
| 18: | |
| 19: | /** |
| 20: | * JSONRPCNotification of a log message passed from server to client. If no `logging/setLevel` request has |
| 21: | * been sent from the client, the server MAY decide which messages to send automatically. |
| 22: | * |
| 23: | * @extends JsonRpcNotification<array{ |
| 24: | * jsonrpc: '2.0', |
| 25: | * method: 'notifications/message', |
| 26: | * params?: array{ |
| 27: | * _meta?: array<string, mixed>, |
| 28: | * data: mixed, |
| 29: | * level: string, |
| 30: | * logger?: string, |
| 31: | * } |
| 32: | * }> |
| 33: | */ |
| 34: | final readonly class LoggingMessageNotification extends JsonRpcNotification implements ServerNotification |
| 35: | { |
| 36: | /** |
| 37: | * @param mixed $data The data to be logged, such as a string message or an object. |
| 38: | * Any JSON serializable type is allowed here. |
| 39: | * @param LoggingLevel $level The severity of this log message. |
| 40: | * @param null|string $logger An optional name of the logger issuing this message. |
| 41: | * @param null|array<string, mixed> $meta Reserved by MCP to allow clients and servers to attach |
| 42: | * additional metadata to their interactions. |
| 43: | */ |
| 44: | public function __construct(mixed $data, LoggingLevel $level, ?string $logger = null, ?array $meta = null) |
| 45: | { |
| 46: | parent::__construct(self::JSON_RPC_VERSION, 'notifications/message', array_filter([ |
| 47: | '_meta' => $meta, |
| 48: | 'data' => \is_string($data) ? $data : json_encode($data), |
| 49: | 'level' => $level->value, |
| 50: | 'logger' => $logger, |
| 51: | ], static fn(mixed $value): bool => null !== $value)); |
| 52: | } |
| 53: | } |
| 54: |