LoggerConfiguratorPhp.php
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<?php
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
* @package log4php
* @subpackage configurators
*/
/**
* LoggerConfiguratorPhp class
*
* This class allows configuration of log4php through an external file that
* deliver a PHP array in return.
*
* Example:
* <code>
* <?php
* return array(
* 'threshold' => 'ALL',
* 'rootLogger' => array(
* 'level' => 'INFO',
* 'appenders' => array('default'),
* ),
* 'loggers' => array(
* 'dev' => array(
* 'level' => 'DEBUG',
* 'appenders' => array('default'),
* ),
* ),
* 'appenders' => array(
* 'default' => array(
* 'class' => 'LoggerAppenderEcho',
* 'layout' => array(
* 'class' => 'LoggerPatternLayout',
* 'conversionPattern' => "%d{Y-m-d H:i:s} %-5p %c %X{username}: %m in %F at %L%n",
* ),
* ),
* ),
* );
* </code>
*
* @package log4php
* @subpackage configurators
* @since 2.0
*/
class LoggerConfiguratorPhp implements LoggerConfigurator {
public static function configure($url = '') {
$configurator = new self();
$hierarchy = LoggerManager::getLoggerRepository();
return $configurator->doConfigure($url, $hierarchy);
}
public function doConfigure($url, &$hierarchy) {
$config = require $url;
// set threshold
if(isset($config['threshold'])) {
$hierarchy->setThreshold(LoggerOptionConverter::toLevel($config['threshold'], LoggerLevel::getLevelAll()));
}
// parse and create appenders
if(isset($config['appenders'])) {
foreach($config['appenders'] as $appenderName => $appenderProperties) {
$appender = LoggerAppender::singleton($appenderName, $appenderProperties['class']);
if($appender->requiresLayout()) {
if(isset($appenderProperties['layout'])) {
if(isset($appenderProperties['layout']['class']) and !empty($appenderProperties['layout']['class'])) {
$layoutClass = $appenderProperties['layout']['class'];
} else {
$layoutClass = 'LoggerLayoutSimple';
}
$layout = LoggerReflectionUtils::createObject($layoutClass);
if($layout === null) {
$layout = LoggerReflectionUtils::createObject('LoggerLayoutSimple');
}
if($layout instanceof LoggerLayoutPattern) {
$layout->setConversionPattern($appenderProperties['layout']['conversionPattern']);
}
$appender->setLayout($layout);
} else {
// TODO: throw exception?
}
}
}
}
// parse and create root logger
if(isset($config['rootLogger'])) {
$rootLogger = $hierarchy->getRootLogger();
if(isset($config['rootLogger']['level'])) {
$rootLogger->setLevel(LoggerOptionConverter::toLevel($config['rootLogger']['level'], LoggerLevel::getLevelDebug()));
if(isset($config['rootLogger']['appenders'])) {
foreach($config['rootLogger']['appenders'] as $appenderName) {
$appender = LoggerAppender::singleton($appenderName);
if($appender !== null) {
$rootLogger->addAppender($appender);
}
}
}
}
}
// parse and create loggers
if(isset($config['loggers'])) {
foreach($config['loggers'] as $loggerName => $loggerProperties) {
if(is_string($loggerName)) {
$logger = $hierarchy->getLogger($loggerName);
if(isset($loggerProperties['level'])) {
$logger->setLevel(LoggerOptionConverter::toLevel($loggerProperties['level'], LoggerLevel::getLevelDebug()));
if(isset($loggerProperties['appenders'])) {
foreach($loggerProperties['appenders'] as $appenderName) {
$appender = LoggerAppender::singleton($appenderName);
if($appender !== null) {
$logger->addAppender($appender);
}
}
}
}
} else {
// TODO: throw exception
}
}
}
return true;
}
}