/usr/share/php/PHP/Depend/Log/LoggerFactory.php is in pdepend 1.1.4-1.
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/**
* This file is part of PHP_Depend.
*
* PHP Version 5
*
* Copyright (c) 2008-2012, Manuel Pichler <mapi@pdepend.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Manuel Pichler nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @category QualityAssurance
* @package PHP_Depend
* @subpackage Log
* @author Manuel Pichler <mapi@pdepend.org>
* @copyright 2008-2012 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version SVN: $Id$
* @link http://pdepend.org/
*/
/**
* This factory creates singleton instances of available loggers.
*
* The identifiers used for loggers follow a simple convention. Every upper case
* word in the class file name and the logger directory is separated by a hyphen.
* Only the last word of an identifier is used for the class file name, all
* other words are used for the directory name.
*
* <code>
* --my-custom-log-xml
* </code>
*
* Refers to the following file: <b>PHP/Depend/Log/MyCustomLog/Xml.php</b>, but
* you can not reference a file named <b>PHP/Depend/Log/MyCustom/LogXml.php</b>.
*
* @category QualityAssurance
* @package PHP_Depend
* @subpackage Log
* @author Manuel Pichler <mapi@pdepend.org>
* @copyright 2008-2012 Manuel Pichler. All rights reserved.
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: 1.1.4
* @link http://pdepend.org/
*/
class PHP_Depend_Log_LoggerFactory
{
/**
* Set of created logger instances.
*
* @var PHP_Depend_Log_LoggerI[]
*/
protected $instances = array();
/**
* Creates a new logger or returns an existing instance for the given
* <b>$identifier</b>.
*
* @param string $identifier The logger identifier.
* @param string $fileName The log output file name.
*
* @return PHP_Depend_Log_LoggerI
*/
public function createLogger($identifier, $fileName)
{
if (!isset($this->instances[$identifier])) {
// Extract all parts from the logger identifier
$words = explode('-', $identifier);
// Change all words to upper case
$words = array_map('ucfirst', $words);
// By definition the logger class name must be a single word.
// Everything else is part of the package name.
$class = array_pop($words);
$package = implode('', $words);
$className = sprintf('PHP_Depend_Log_%s_%s', $package, $class);
$classFile = sprintf('PHP/Depend/Log/%s/%s.php', $package, $class);
if (class_exists($className) === false) {
if (($handle = @fopen($classFile, 'r', true)) === false) {
throw new RuntimeException(
"Unknown logger class '{$className}'."
);
}
// Close file pointer and include class file
fclose($handle);
include $classFile;
}
// Create a new logger instance.
$logger = new $className();
// TODO: Refactor this into an external log configurator or a similar
// concept.
if ($logger instanceof PHP_Depend_Log_FileAwareI) {
$logger->setLogFile($fileName);
}
$this->instances[$identifier] = $logger;
}
return $this->instances[$identifier];
}
}
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