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<?php | |
/** | |
* @file | |
* Contains \Drupal\Core\Logger\RfcLogLevel. | |
*/ | |
namespace Drupal\Core\Logger; | |
use Drupal\Core\StringTranslation\TranslatableMarkup; | |
/** | |
* @defgroup logging_severity_levels Logging severity levels | |
* @{ | |
* Logging severity levels as defined in RFC 5424. | |
* | |
* The constant definitions of this class correspond to the logging severity | |
* levels defined in RFC 5424, section 4.1.1. PHP supplies predefined LOG_* | |
* constants for use in the syslog() function, but their values on Windows | |
* builds do not correspond to RFC 5424. The associated PHP bug report was | |
* closed with the comment, "And it's also not a bug, as Windows just have less | |
* log levels," and "So the behavior you're seeing is perfectly normal." | |
* | |
* @see http://tools.ietf.org/html/rfc5424 | |
* @see http://bugs.php.net/bug.php?id=18090 | |
* @see http://php.net/manual/function.syslog.php | |
* @see http://php.net/manual/network.constants.php | |
* @see self::getLevels() | |
* | |
* @} End of "defgroup logging_severity_levels". | |
*/ | |
/** | |
* Defines various logging severity levels. | |
* | |
* @ingroup logging_severity_levels | |
*/ | |
class RfcLogLevel { | |
/** | |
* Log message severity -- Emergency: system is unusable. | |
*/ | |
const EMERGENCY = 0; | |
/** | |
* Log message severity -- Alert: action must be taken immediately. | |
*/ | |
const ALERT = 1; | |
/** | |
* Log message severity -- Critical conditions. | |
*/ | |
const CRITICAL = 2; | |
/** | |
* Log message severity -- Error conditions. | |
*/ | |
const ERROR = 3; | |
/** | |
* Log message severity -- Warning conditions. | |
*/ | |
const WARNING = 4; | |
/** | |
* Log message severity -- Normal but significant conditions. | |
*/ | |
const NOTICE = 5; | |
/** | |
* Log message severity -- Informational messages. | |
*/ | |
const INFO = 6; | |
/** | |
* Log message severity -- Debug-level messages. | |
*/ | |
const DEBUG = 7; | |
/** | |
* An array with the severity levels as keys and labels as values. | |
* | |
* @var array | |
*/ | |
protected static $levels; | |
/** | |
* Returns a list of severity levels, as defined in RFC 5424. | |
* | |
* @return array | |
* Array of the possible severity levels for log messages. | |
* | |
* @see http://tools.ietf.org/html/rfc5424 | |
* @ingroup logging_severity_levels | |
*/ | |
public static function getLevels() { | |
if (!static::$levels) { | |
static::$levels = [ | |
static::EMERGENCY => new TranslatableMarkup('Emergency'), | |
static::ALERT => new TranslatableMarkup('Alert'), | |
static::CRITICAL => new TranslatableMarkup('Critical'), | |
static::ERROR => new TranslatableMarkup('Error'), | |
static::WARNING => new TranslatableMarkup('Warning'), | |
static::NOTICE => new TranslatableMarkup('Notice'), | |
static::INFO => new TranslatableMarkup('Info'), | |
static::DEBUG => new TranslatableMarkup('Debug'), | |
]; | |
} | |
return static::$levels; | |
} | |
} |