private function getWeaponsInfo()
 {
     $parameters = array('iDisplayStart' => 0, 'iDisplayLenght' => 50, 'type' => 1);
     $response = file_get_contents($this->url . '?' . http_build_query($parameters));
     $response = json_decode($response, true);
     $data = $response['aaData'];
     $formattedData = array();
     //Formatting Data
     foreach ($data as $value) {
         $index = $value[0]['name'] . $value[0]['requiredLevel'];
         $formattedData[$index] = array('name' => $value[0]['name'], 'description' => $value[0]['description'], 'level' => $value[0]['requiredLevel']);
     }
     $i = 0;
     foreach ($formattedData as $value) {
         $i++;
         $item = new Item();
         $item->setName($value['name']);
         $item->setDescription($value['description']);
         $item->setLevel($value['level']);
         $item->setType('weapon');
         $this->em->persist($item);
         if ($i % 20 === 0) {
             $this->em->flush();
             $this->em->clear();
         }
     }
     $this->em->flush();
     $this->em->clear();
 }