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<?php
namespace SimpleLogger;
use Psr\Log\AbstractLogger;
use Psr\Log\LogLevel;
/**
* Base class for loggers
*
* @package SimpleLogger
* @author Frédéric Guillot
*/
abstract class Base extends AbstractLogger
{
/**
* Minimum log level for the logger
*
* @access private
* @var string
*/
private $level = LogLevel::DEBUG;
/**
* Set minimum log level
*
* @access public
* @param string $level
*/
public function setLevel($level)
{
$this->level = $level;
}
/**
* Get minimum log level
*
* @access public
* @return string
*/
public function getLevel()
{
return $this->level;
}
/**
* Dump to log a variable (by example an array)
*
* @param mixed $variable
*/
public function dump($variable)
{
$this->log(LogLevel::DEBUG, var_export($variable, true));
}
/**
* Interpolates context values into the message placeholders.
*
* @access protected
* @param string $message
* @param array $context
* @return string
*/
protected function interpolate($message, array $context = array())
{
// build a replacement array with braces around the context keys
$replace = array();
foreach ($context as $key => $val) {
$replace['{' . $key . '}'] = $val;
}
// interpolate replacement values into the message and return
return strtr($message, $replace);
}
/**
* Format log message
*
* @param mixed $level
* @param string $message
* @param array $context
* @return string
*/
protected function formatMessage($level, $message, array $context = array())
{
return '['.date('Y-m-d H:i:s').'] ['.$level.'] '.$this->interpolate($message, $context).PHP_EOL;
}
}
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