gnu-social/src/Core/Log.php

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<?php
declare(strict_types = 1);
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
/**
* GNU social's logger wrapper around Symfony's,
* keeping our old static interface, which is more convenient and just as powerful
*
* @package GNUsocial
* @category Log
*
* @author Hugo Sales <hugo@hsal.es>
* @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
namespace App\Core;
use App\Util\Exception\ServerException;
use Exception;
use Psr\Log\LoggerInterface;
/**
* @mixin LoggerInterface
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*
* @method static void debug(string $message, array $context = []) // (100): Detailed debug information.
* @method static void info(string $message, array $context = []) // (200): Interesting events. E.g.: SQL logs.
* @method static void notice(string $message, array $context = []) // (250): Normal but significant events.
* @method static void warning(string $message, array $context = []) // (300): Exceptional occurrences that are not errors. Examples: Use of deprecated APIs, poor use of an API, undesirable things that are not necessarily wrong.
* @method static void error(string $message, array $context = []) // (400): Runtime errors that do not require immediate action but should typically be logged and monitored.
* @method static void critical(string $message, array $context = []) // (500): Critical conditions. Example: Application component unavailable, unexpected exception.
* @method static void alert(string $message, array $context = []) // (550): Action must be taken immediately. Example: Entire website down, database unavailable, etc. This should trigger the SMS alerts and wake the sysadmin up.
* @method static void emergency(string $message, array $context = []) // (600): Emergency: system is unusable.
*/
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abstract class Log
{
private static ?LoggerInterface $logger;
public static function setLogger($l): void
{
self::$logger = $l;
}
/**
* Log a critical error when a really unexpected exception occured. This indicates a bug in the software
*
* @throws ServerException
* @codeCoverageIgnore
*/
public static function unexpected_exception(Exception $e)
{
$backtrace = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 2);
self::critical('Unexpected exception of class: "' . \get_class($e) . '" was thrown in ' . \get_called_class() . '::' . $backtrace[1]['function']);
throw new ServerException('Unexpected exception', 500, $e);
}
/**
* Simple static wrappers around Monolog's functions
*/
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public static function __callStatic(string $name, array $args)
{
if (isset(self::$logger)) {
return self::$logger->{$name}(...$args);
} else {
// @codeCoverageIgnoreStart
return;
// @codeCoverageIgnoreEnd
}
}
}