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<?php
namespace Asko\Loggr\Drivers;
use Asko\Loggr\Driver;
use DateTime;
/**
* @author Asko Nõmm <asko@faultd.com>
*/
readonly class FileSystemDriver implements Driver
{
public function __construct(
private string $directory,
) {}
/**
* Logs a serialized message to a file. The log file is created on a daily basis.
* If the required directory or log file does not exist, they are created.
* Ensures that the log file is writable before attempting to write the message.
*
* @param string $serializedMessage The message to be logged, serialized as a string.
* @return void
* @throws \RuntimeException If the log file or directory cannot be created, or if the log file is not writable.
*/
public function log(string $serializedMessage): void
{
// If there's no parent directory, try creating one
if (!is_dir($this->directory)) {
mkdir($this->directory, 0600, true);
}
$date = new DateTime();
$file_name = "{$date->format('Y-m-d')}.log";
$path = $this->directory . DIRECTORY_SEPARATOR . $file_name;
// If the log file does not exist, try creating one
if (!file_exists($path) && !touch($path)) {
throw new \RuntimeException('Log file could not be created');
}
// We managed to get this far, but still can't write to the log file
if (!is_writeable($path)) {
throw new \RuntimeException('Log file is not writeable');
}
file_put_contents(
filename: $path,
data: $serializedMessage . PHP_EOL,
flags: FILE_APPEND
);
}
}
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