Laravel log sql query

logger.php

#app\start\global.php
require_once app_path('logger.php');

#app\logger.php
use Monolog\Logger;
use Monolog\Handler\StreamHandler;
if( Config::get('app.debug') === true ){    	
  DB::listen(function($sql, $bindings, $time){
    	$logFile = storage_path('logs/query.log');
    $monolog = new Logger('log');
    $monolog->pushHandler(new StreamHandler($logFile), Logger::INFO);
    $monolog->info($sql, compact('bindings', 'time'));
  });
}

LoggerServiceProvider.php

if (Config::get('database.log', false))
{           
    Event::listen('illuminate.query', function($query, $bindings, $time, $name)
    {
        $data = compact('bindings', 'time', 'name');

        // Format binding data for sql insertion
        foreach ($bindings as $i => $binding)
        {   
            if ($binding instanceof \DateTime)
            {   
                $bindings[$i] = $binding->format('\'Y-m-d H:i:s\'');
            }
            else if (is_string($binding))
            {   
                $bindings[$i] = "'$binding'";
            }   
        }       

        // Insert bindings into query
        $query = str_replace(array('%', '?'), array('%%', '%s'), $query);
        $query = vsprintf($query, $bindings); 

        Log::info($query, $data);
    });
}