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<?php
/**
* Registry of loaded log engines
*
* PHP 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package Cake.Log
* @since CakePHP(tm) v 2.2
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('ObjectCollection', 'Utility');
/**
* Registry of loaded log engines
*
* @package Cake.Log
*/
class LogEngineCollection extends ObjectCollection {
/**
* Loads/constructs a Log engine.
*
* @param string $name instance identifier
* @param array $options Setting for the Log Engine
* @return BaseLog BaseLog engine instance
* @throws CakeLogException when logger class does not implement a write method
*/
public function load($name, $options = array()) {
$enable = isset($options['enabled']) ? $options['enabled'] : true;
$loggerName = $options['engine'];
unset($options['engine']);
$className = $this->_getLogger($loggerName);
$logger = new $className($options);
if (!$logger instanceof CakeLogInterface) {
throw new CakeLogException(sprintf(
__d('cake_dev', 'logger class %s does not implement a write method.'), $loggerName
));
}
$this->_loaded[$name] = $logger;
if ($enable) {
$this->enable($name);
}
return $logger;
}
/**
* Attempts to import a logger class from the various paths it could be on.
* Checks that the logger class implements a write method as well.
*
* @param string $loggerName the plugin.className of the logger class you want to build.
* @return mixed boolean false on any failures, string of classname to use if search was successful.
* @throws CakeLogException
*/
protected static function _getLogger($loggerName) {
list($plugin, $loggerName) = pluginSplit($loggerName, true);
App::uses($loggerName, $plugin . 'Log/Engine');
if (!class_exists($loggerName)) {
throw new CakeLogException(__d('cake_dev', 'Could not load class %s', $loggerName));
}
return $loggerName;
}
}
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