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<?php
abstract class TLogManager extends TModule
{
protected $defaultSeverity = 'INFO | DEBUG | NOTICE | WARNING | ERROR | FATAL';
protected $config;
public function init($xml)
{
if(!is_null($this->config))
$this->initLogger($this->loadConfigFromFile($this->config));
else
$this->initLogger($xml);
}
protected function loadConfigFromFile($file)
{
$xml = new TXmlDocument();
$xml->loadFromFile($file);
return $xml->getElementByTagName('loggers');
}
protected function initLogger($xml)
{
TEzcLoggerLoader::using('ezcLog');
TEzcLoggerLoader::using('ezcLogMap');
TEzcLoggerLoader::using('ezcLogContext');
TEzcLoggerLoader::using('ezcLogFilter');
$log = ezcLog::getInstance();
foreach($xml->getElementsByTagName('logger') as $logger)
{
$logWriter = $this->getLogWriter($logger);
$filters = $logger->getElementsByTagName('filter');
foreach($filters as $filter)
{
$logFilter = new ezcLogFilter();
$Severity = $filter->getAttribute('severity');
$logFilter->severity = $this->getFilterSeverity($Severity);
$map = $filter->getAttribute('disabled') ? 'unmap' : 'map';
$log->$map($logFilter, $logWriter);
}
if($filters->getCount() < 1)
{
$logFilter = new ezcLogFilter();
$logFilter->severity = $this->getFilterSeverity();
$log->map($logFilter, $logWriter);
}
}
}
protected function getLogWriter($xml)
{
switch($xml->getAttribute('destination'))
{
case 'file' :
return TEzcLoggerUnixFileWriterFactory::create($xml);
default :
throw new TException('invalid_log_destination');
}
}
protected function getFilterSeverity($string='')
{
if(empty($string))
$string = $this->defaultSeverity;
$serverities = explode("|", $string);
$mask = 0;
foreach($serverities as $Severity)
$mask = $mask | $this->getSeverity($Severity);
return $mask;
}
private function getSeverity($string)
{
switch(strtolower(trim($string)))
{
case 'debug': return ezcLog::DEBUG;
case 'success audit' : return ezcLog::SUCCESS_AUDIT;
case 'failed audit' : return ezcLog::FAILED_AUDIT;
case 'info' : return ezcLog::INFO;
case 'notice' : return ezcLog::NOTICE;
case 'warn' : return ezcLog::WARNING;
case 'error' : return ezcLog::ERROR;
case 'fatal' : return ezcLog::FATAL;
}
return 0;
}
}
/**
* ${classname}
*
* ${description}
*
* @author Wei Zhuo<weizhuo[at]gmail[dot]com>
* @version $Revision: 1.66 $ $Date: ${DATE} ${TIME} $
* @package ${package}
*/
class TEzcLoggerUnixFileWriterFactory
{
public static function create($xml)
{
TEzcLoggerLoader::using('ezcLogWriter');
TEzcLoggerLoader::using('ezcLogWriterFile');
TEzcLoggerLoader::using('ezcLogWriterUnixFile');
$path = $xml->getAttribute('directory');
$dir = Prado::getPathOfNamespace($path);
if(!is_dir($dir))
throw new TException("missing_logging_directory $dir");
if(!is_writable($dir))
throw new TException("unable_to_writer_to $dir");
$file = $xml->getAttribute('filename');
if(empty($file)) $file = 'prado.log';
return new ezcLogWriterUnixFile($dir, $file);
}
}
/**
* ${classname}
*
* ${description}
*
* @author Wei Zhuo<weizhuo[at]gmail[dot]com>
* @version $Revision: 1.66 $ $Date: ${DATE} ${TIME} $
* @package ${package}
*/
class TEzcLoggerLoader
{
public static function using($class)
{
if(class_exists($class, false)) return;
static $classes;
$base = dirname(__FILE__);
if(is_null($classes))
$classes = include($base.'/EventLog/log_autoload.php');
require_once($base.'/'.$classes[$class]);
}
}
?>
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