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| 1 | <?php |
| 2 | |
| 3 | // ╔════════════════════════════════════════════════════════════╗ |
| 4 | // ║ MIT Licence (#Expat) - https://opensource.org/licenses/MIT ║ |
| 5 | // ║ Copyright 2026 Frederic Poeydomenge <dyno@phexium.com> ║ |
| 6 | // ╚════════════════════════════════════════════════════════════╝ |
| 7 | |
| 8 | declare(strict_types=1); |
| 9 | |
| 10 | namespace Phexium\Plugin\Logger\Adapter; |
| 11 | |
| 12 | use Override; |
| 13 | use Phexium\Plugin\Logger\Port\LoggerInterface; |
| 14 | use Psr\Log\LogLevel; |
| 15 | use Stringable; |
| 16 | |
| 17 | final readonly class FileLogger implements LoggerInterface |
| 18 | { |
| 19 | private const int LOG_DIR_PERMISSIONS = 0o755; |
| 20 | |
| 21 | private const int MAX_LEVEL_PRIORITY = 8; // = max($levelPriority) + 1 |
| 22 | |
| 23 | private const array LEVEL_PRIORITY = [ |
| 24 | LogLevel::EMERGENCY => 0, |
| 25 | LogLevel::ALERT => 1, |
| 26 | LogLevel::CRITICAL => 2, |
| 27 | LogLevel::ERROR => 3, |
| 28 | LogLevel::WARNING => 4, |
| 29 | LogLevel::NOTICE => 5, |
| 30 | LogLevel::INFO => 6, |
| 31 | LogLevel::DEBUG => 7, |
| 32 | ]; |
| 33 | |
| 34 | public function __construct(private string $logFile, private string $minLevel = LogLevel::DEBUG) |
| 35 | { |
| 36 | $logDir = dirname($this->logFile); |
| 37 | |
| 38 | if (!is_dir($logDir)) { |
| 39 | mkdir($logDir, self::LOG_DIR_PERMISSIONS, true); |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | #[Override] |
| 44 | public function emergency(string|Stringable $message, array $context = []): void |
| 45 | { |
| 46 | $this->log(LogLevel::EMERGENCY, $message, $context); |
| 47 | } |
| 48 | |
| 49 | #[Override] |
| 50 | public function alert(string|Stringable $message, array $context = []): void |
| 51 | { |
| 52 | $this->log(LogLevel::ALERT, $message, $context); |
| 53 | } |
| 54 | |
| 55 | #[Override] |
| 56 | public function critical(string|Stringable $message, array $context = []): void |
| 57 | { |
| 58 | $this->log(LogLevel::CRITICAL, $message, $context); |
| 59 | } |
| 60 | |
| 61 | #[Override] |
| 62 | public function error(string|Stringable $message, array $context = []): void |
| 63 | { |
| 64 | $this->log(LogLevel::ERROR, $message, $context); |
| 65 | } |
| 66 | |
| 67 | #[Override] |
| 68 | public function warning(string|Stringable $message, array $context = []): void |
| 69 | { |
| 70 | $this->log(LogLevel::WARNING, $message, $context); |
| 71 | } |
| 72 | |
| 73 | #[Override] |
| 74 | public function notice(string|Stringable $message, array $context = []): void |
| 75 | { |
| 76 | $this->log(LogLevel::NOTICE, $message, $context); |
| 77 | } |
| 78 | |
| 79 | #[Override] |
| 80 | public function info(string|Stringable $message, array $context = []): void |
| 81 | { |
| 82 | $this->log(LogLevel::INFO, $message, $context); |
| 83 | } |
| 84 | |
| 85 | #[Override] |
| 86 | public function debug(string|Stringable $message, array $context = []): void |
| 87 | { |
| 88 | $this->log(LogLevel::DEBUG, $message, $context); |
| 89 | } |
| 90 | |
| 91 | #[Override] |
| 92 | public function log($level, string|Stringable $message, array $context = []): void |
| 93 | { |
| 94 | if (!$this->shouldLog($level)) { |
| 95 | return; |
| 96 | } |
| 97 | |
| 98 | $logEntry = $this->formatLogEntry($level, $message, $context); |
| 99 | file_put_contents($this->logFile, $logEntry.PHP_EOL, FILE_APPEND | LOCK_EX); |
| 100 | } |
| 101 | |
| 102 | private function shouldLog(string $level): bool |
| 103 | { |
| 104 | $currentPriority = self::LEVEL_PRIORITY[$level] ?? self::MAX_LEVEL_PRIORITY; |
| 105 | $minPriority = self::LEVEL_PRIORITY[$this->minLevel] ?? self::MAX_LEVEL_PRIORITY; |
| 106 | |
| 107 | return $currentPriority <= $minPriority; |
| 108 | } |
| 109 | |
| 110 | private function formatLogEntry(string $level, string|Stringable $message, array $context): string |
| 111 | { |
| 112 | $timestamp = date(DATE_ATOM); |
| 113 | |
| 114 | $levelUpper = strtoupper($level); |
| 115 | |
| 116 | $contextStr = ''; |
| 117 | |
| 118 | if ($context !== []) { |
| 119 | $contextStr = ' '.json_encode($context); |
| 120 | } |
| 121 | |
| 122 | return sprintf('[%s] [%s] %s%s', $timestamp, $levelUpper, $message, $contextStr); |
| 123 | } |
| 124 | } |