ผมติด error unexpected 'use' (T_USE) C:\xampp\htdocs\prosever\index.php on line 7 ต้องการแสดงผลเป็นกราฟข้อมูลอ่าครับ

<?php    
{
require 'vendor/autoload.php';
//db

use Illuminate\Database\Capsule\Manager as Capsule;
$capsule = new Capsule;
$capsule->addConnection([
    'driver'    => 'mysql',
    'host'      => 'localhost',
    'database'  => 'energy_room',
    'username'  => 'root',
    'password'  => 'xxxxxx',
    'charset'   => 'utf8',
    'collation' => 'utf8_general_ci',
    'prefix'    => '',

]);

// Set the event dispatcher used by Eloquent models... (optional)
// use Illuminate\Events\Dispatcher;
// use Illuminate\Container\Container;
// Make t his Capsule instance available globally via static methods... (optional)
//$capsule->setAsGlobal();
// Setup the Eloquent ORM... (optional; unless you've used setEventDispatcher())
$capsule->bootEloquent();        




//link to mainsensor table
class light extends \Illuminate\Database\Eloquent\Model   
{
  /**
       * The attributes that are mass assignable.
       *
       * @var array
       */
      protected $fillable = ['lightin','lightout'];
      public $timestamps = false;
}




  //web page
$app= new \Slim\Slim();    
//$app->get('/hello/:name',function($name){
//  echo "hello, $name";
//});
$app->get('/input',function() use ($app, $capsule) {   
  $lightin = $app->request->get('lightin');
  $lightout = $app->request->get('lightout');
  // echo "$temp,$co2";








//write to database
  $book = new \light(array(     
        'lightin' => $lightin,
        'lightout' => $lightout
    ));
    $book->save();
    echo $book->toJson();
});

//graph

$app ->get('/graph',function() use($app, $capsule){
  $graph = new ezcGraphLineChart();
  $graph->title = 'lightsensor';
  $x = [];

  //read to database
  $m = \light::all();
  foreach ($m as $row) {
    $x["lightin"][$row["date"]] = $row["lightin"];
    $x["lightout"][$row["date"]] = $row["lightout"];
  }
  // echo $m->toJson();
  //     echo $m->temp;
  //     echo " ";
  //     echo $m->co2;''
  foreach ( $x as $language => $data )
  {
      $graph->data[$language] = new ezcGraphArrayDataSet( $data );
  }
  $graph->render( 1280, 600, 'tutorial_line_chart.svg' );
  echo "<img src='tutorial_line_chart.svg' />";
});
$app->run();
}
?>