public static function vote($request, $context)
 {
     //print_r($request);
     if (!empty($request['idtweet']) && $context->getSessionAttribute('is_logged') == 1) {
         $voteInfo['message'] = $request['idtweet'];
         $voteInfo['utilisateur'] = $_SESSION['id'];
         $vote = new vote($voteInfo);
         $vote->save();
         $tweetInfo['id'] = $request['idtweet'];
         $nbVotes = vote::getVote($request['idtweet']);
         //print_r($nbVotes);
         $tweetInfo['nbVotes'] = $nbVotes[0]['count'];
         $tweet = new tweet($tweetInfo);
         $tweet->save();
         context::redirect(history . back());
         return context::SUCCESS;
     }
     return context::ERROR;
 }