Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
0.00% |
0 / 9 |
|
0.00% |
0 / 4 |
CRAP | |
0.00% |
0 / 1 |
| LoggerFactory | |
0.00% |
0 / 9 |
|
0.00% |
0 / 4 |
30 | |
0.00% |
0 / 1 |
| registerProvider | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| getProvider | |
0.00% |
0 / 6 |
|
0.00% |
0 / 1 |
6 | |||
| getInstance | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| __construct | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | */ |
| 20 | |
| 21 | namespace MediaWiki\Logger; |
| 22 | |
| 23 | use Wikimedia\ObjectFactory\ObjectFactory; |
| 24 | |
| 25 | /** |
| 26 | * Create PSR-3 logger objects. |
| 27 | * |
| 28 | * Creation of \Psr\Log\LoggerInterface instances is managed via the |
| 29 | * LoggerFactory::getInstance() static method which in turn delegates to the |
| 30 | * currently registered service provider. |
| 31 | * |
| 32 | * A service provider is any class implementing the Spi interface. |
| 33 | * There are two possible methods of registering a service provider. The |
| 34 | * LoggerFactory::registerProvider() static method can be called at any time |
| 35 | * to change the service provider. If LoggerFactory::getInstance() is called |
| 36 | * before any service provider has been registered, it will attempt to use the |
| 37 | * $wgMWLoggerDefaultSpi global to bootstrap Spi registration. |
| 38 | * $wgMWLoggerDefaultSpi is expected to be an array usable by |
| 39 | * ObjectFactory::getObjectFromSpec() to create a class. |
| 40 | * |
| 41 | * @since 1.25 |
| 42 | * @ingroup Debug |
| 43 | * @copyright © 2014 Wikimedia Foundation and contributors |
| 44 | */ |
| 45 | class LoggerFactory { |
| 46 | |
| 47 | /** |
| 48 | * Service provider. |
| 49 | * @var \MediaWiki\Logger\Spi |
| 50 | */ |
| 51 | private static $spi; |
| 52 | |
| 53 | /** |
| 54 | * Register a service provider to create new \Psr\Log\LoggerInterface |
| 55 | * instances. |
| 56 | * |
| 57 | * @param \MediaWiki\Logger\Spi $provider Provider to register |
| 58 | */ |
| 59 | public static function registerProvider( Spi $provider ) { |
| 60 | self::$spi = $provider; |
| 61 | } |
| 62 | |
| 63 | /** |
| 64 | * Get the registered service provider. |
| 65 | * |
| 66 | * If called before any service provider has been registered, it will |
| 67 | * attempt to use the $wgMWLoggerDefaultSpi global to bootstrap |
| 68 | * Spi registration. $wgMWLoggerDefaultSpi is expected to be an |
| 69 | * array usable by ObjectFactory::getObjectFromSpec() to create a class. |
| 70 | * |
| 71 | * @return \MediaWiki\Logger\Spi |
| 72 | * @see registerProvider() |
| 73 | * @see ObjectFactory::getObjectFromSpec() |
| 74 | */ |
| 75 | public static function getProvider() { |
| 76 | if ( self::$spi === null ) { |
| 77 | global $wgMWLoggerDefaultSpi; |
| 78 | $provider = ObjectFactory::getObjectFromSpec( |
| 79 | $wgMWLoggerDefaultSpi |
| 80 | ); |
| 81 | self::registerProvider( $provider ); |
| 82 | } |
| 83 | return self::$spi; |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Get a named logger instance from the currently configured logger factory. |
| 88 | * |
| 89 | * @param string $channel Logger channel (name) |
| 90 | * @return \Psr\Log\LoggerInterface |
| 91 | */ |
| 92 | public static function getInstance( $channel ) { |
| 93 | return self::getProvider()->getLogger( $channel ); |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Construction of utility class is not allowed. |
| 98 | */ |
| 99 | private function __construct() { |
| 100 | // no-op |
| 101 | } |
| 102 | } |