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SyslogTarget.php
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SyslogTarget.php
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<?php
/**
* @link http://www.diemeisterei.de/
* @copyright Copyright (c) 2014 diemeisterei GmbH, Stuttgart
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace dmstr\log;
use Yii;
use yii\helpers\VarDumper;
use yii\log\Logger;
use yii\log\Target;
/**
* SyslogTarget writes log to syslog.
*
* @author Tobias Munk <[email protected]>
* @author Marc Mautz <[email protected]>
* @since 2.0
*/
class SyslogTarget extends Target
{
/**
* @var string syslog identity
*/
public $identity;
/**
* @var integer syslog facility.
*/
public $facility = LOG_USER;
/**
* @var array syslog levels
*/
private $_syslogLevels = [
Logger::LEVEL_TRACE => LOG_DEBUG,
Logger::LEVEL_PROFILE_BEGIN => LOG_DEBUG,
Logger::LEVEL_PROFILE_END => LOG_DEBUG,
Logger::LEVEL_INFO => LOG_INFO,
Logger::LEVEL_WARNING => LOG_WARNING,
Logger::LEVEL_ERROR => LOG_ERR,
];
/**
* Writes log messages to syslog
*/
public function export()
{
error_log(__METHOD__ . ' via error_log() ===');
error_log("\n--- begin ---");
$block = '';
foreach ($this->messages as $i => $message) {
$block .= $msg = $this->formatMessage($message);
// flush if log amount exceeds limit (eg. 2048 for nginx, including "PHP message: " per call)
if (strlen($block) > 1500) {
error_log("\n--- end chunk ---");
flush();
error_log("\n--- begin chunk ---");
$block = '';
} else {
}
error_log($msg);
}
error_log("\n--- end ---");
flush();
}
/**
* @inheritdoc
*/
public function formatMessage($message)
{
list($text, $level, $category, $timestamp) = $message;
$level = Logger::getLevelName($level);
if (!is_string($text)) {
$text = VarDumper::export($text);
}
$prefix = $this->getMessagePrefix($message);
return "{$prefix}[$level][$category] $text";
}
}