saksmt

<?php

namespace ForaSoft\ImproveClassBundle\Form\Transformer;

use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Persistence\ObjectManager;
use ForaSoft\ImproveClassBundle\Entity\Tag;
use Symfony\Component\Form\DataTransformerInterface;

class TagsTransformer implements DataTransformerInterface

saksmt

foreach($users as $key => $user) // <--- $user is used only (1), $key is used only for indexing in array
        {
            $id = $user['id']; // <--- (1)here
            if($id == $currentUserId)
                unset($users[$key]);

            if($tags != null) // not strict comparison with null, (2)
            {

                $tmpTags = $tagsRepo->createQueryAllByUserId($id)->getResult(); // <--- WAT?!