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Code

Learn Symfony 6

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Upgrading & What's New in Symfony 6!

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Final Upgrades & Cleanups
113 lines | composer.json
{
// ... lines 2 - 5
"require": {
// ... lines 7 - 12
"doctrine/dbal": "^3.3",
// ... lines 14 - 47
},
// ... lines 49 - 111
}
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Code

Learn Symfony 6

 >

Upgrading & What's New in Symfony 6!

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Hunting Down the Final Deprecations
90 lines | src/Controller/RegistrationController.php
// ... lines 1 - 7
use Doctrine\ORM\EntityManagerInterface;
// ... lines 9 - 16
class RegistrationController extends AbstractController
{
// ... line 19
public function register(Request $request, UserPasswordHasherInterface $userPasswordHasher, VerifyEmailHelperInterface $verifyEmailHelper, EntityManagerInterface $entityManager): Response
{
// ... lines 22 - 56
}
// ... lines 58 - 88
}
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Code

Learn Symfony

 >

EasyAdmin! For an Awesomely Powerful Admin Area

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Multiple Cruds for a Single Entity?
20 lines | src/Controller/Admin/QuestionPendingApprovalCrudController.php
// ... lines 1 - 4
use Doctrine\ORM\QueryBuilder;
use EasyCorp\Bundle\EasyAdminBundle\Collection\FieldCollection;
use EasyCorp\Bundle\EasyAdminBundle\Collection\FilterCollection;
use EasyCorp\Bundle\EasyAdminBundle\Dto\EntityDto;
use EasyCorp\Bundle\EasyAdminBundle\Dto\SearchDto;
class QuestionPendingApprovalCrudController extends QuestionCrudController
{
public function createIndexQueryBuilder(SearchDto $searchDto, EntityDto $entityDto, FieldCollection $fields, FilterCollection $filters): QueryBuilder
{
return parent::createIndexQueryBuilder($searchDto, $entityDto, $fields, $filters)
->andWhere('entity.isApproved = :approved')
->setParameter('approved', false);
}
}
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Learn Symfony

 >

EasyAdmin! For an Awesomely Powerful Admin Area

 >

Security Voter & Entity Permissions
75 lines | src/Controller/Admin/UserCrudController.php
// ... lines 1 - 5
use Doctrine\ORM\QueryBuilder;
// ... lines 7 - 22
class UserCrudController extends AbstractCrudController
{
// ... lines 25 - 35
public function createIndexQueryBuilder(SearchDto $searchDto, EntityDto $entityDto, FieldCollection $fields, FilterCollection $filters): QueryBuilder
{
return parent::createIndexQueryBuilder($searchDto, $entityDto, $fields, $filters);
}
// ... lines 40 - 73
}
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Learn Symfony

 >

EasyAdmin! For an Awesomely Powerful Admin Area

 >

Auto-complete Association Field & Controlling the Query
47 lines | src/Controller/Admin/QuestionCrudController.php
// ... lines 1 - 5
use Doctrine\ORM\QueryBuilder;
// ... lines 7 - 12
class QuestionCrudController extends AbstractCrudController
{
// ... lines 15 - 19
public function configureFields(string $pageName): iterable
{
// ... lines 22 - 29
yield AssociationField::new('askedBy')
// ... lines 31 - 38
->setQueryBuilder(function (QueryBuilder $qb) {
// ... lines 40 - 41
});
// ... lines 43 - 44
}
}
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Learn Symfony 5

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Symfony 5 Security: Authenticators

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Verifying the Signed Confirm Email URL
89 lines | src/Controller/RegistrationController.php
// ... lines 1 - 7
use Doctrine\ORM\EntityManagerInterface;
// ... lines 9 - 16
class RegistrationController extends AbstractController
{
// ... lines 19 - 61
public function verifyUserEmail(Request $request, VerifyEmailHelperInterface $verifyEmailHelper, UserRepository $userRepository, EntityManagerInterface $entityManager): Response
{
// ... lines 64 - 86
}
}
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Learn Symfony 5

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Symfony 5 Security: Authenticators

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Making Questions owned by Users
221 lines | src/Entity/User.php
// ... lines 1 - 5
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
// ... lines 8 - 17
class User implements UserInterface, PasswordAuthenticatedUserInterface
{
// ... lines 20 - 51
/**
* @ORM\OneToMany(targetEntity=Question::class, mappedBy="owner")
*/
private $questions;
public function __construct()
{
$this->questions = new ArrayCollection();
}
// ... lines 61 - 190
/**
* @return Collection|Question[]
*/
public function getQuestions(): Collection
{
return $this->questions;
}
public function addQuestion(Question $question): self
{
if (!$this->questions->contains($question)) {
$this->questions[] = $question;
$question->setOwner($this);
}
return $this;
}
public function removeQuestion(Question $question): self
{
if ($this->questions->removeElement($question)) {
// set the owning side to null (unless already changed)
if ($question->getOwner() === $this) {
$question->setOwner(null);
}
}
return $this;
}
}
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Learn Symfony 5

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Symfony 5: Mastering Doctrine Relations

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Collection Criteria for Custom Relation Queries
188 lines | src/Entity/Question.php
// ... lines 1 - 7
use Doctrine\Common\Collections\Criteria;
// ... lines 9 - 15
class Question
{
// ... lines 18 - 157
public function getApprovedAnswers(): Collection
{
$criteria = Criteria::create()
// ... lines 161 - 163
}
// ... lines 165 - 186
}
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Learn Symfony 5

 >

Symfony 5: Mastering Doctrine Relations

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Collection Criteria for Custom Relation Queries
188 lines | src/Entity/Question.php
// ... lines 1 - 7
use Doctrine\Common\Collections\Criteria;
// ... lines 9 - 15
class Question
{
// ... lines 18 - 157
public function getApprovedAnswers(): Collection
{
$criteria = Criteria::create()
->andWhere(Criteria::expr()->eq('status', Answer::STATUS_APPROVED));
// ... lines 162 - 163
}
// ... lines 165 - 186
}
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Learn Symfony 5

 >

Symfony 5: Mastering Doctrine Relations

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Collection Criteria for Custom Relation Queries
188 lines | src/Entity/Question.php
// ... lines 1 - 7
use Doctrine\Common\Collections\Criteria;
// ... lines 9 - 15
class Question
{
// ... lines 18 - 157
public function getApprovedAnswers(): Collection
{
$criteria = Criteria::create()
->andWhere(Criteria::expr()->eq('status', Answer::STATUS_APPROVED));
return $this->answers->matching($criteria);
}
// ... lines 165 - 186
}
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Learn Symfony 5

 >

Symfony 5: Mastering Doctrine Relations

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Collection Criteria for Custom Relation Queries
29 lines | src/Repository/AnswerRepository.php
// ... lines 1 - 6
use Doctrine\Common\Collections\Criteria;
// ... lines 8 - 15
class AnswerRepository extends ServiceEntityRepository
{
// ... lines 18 - 22
public static function createApprovedCriteria(): Criteria
{
return Criteria::create()
->andWhere(Criteria::expr()->eq('status', Answer::STATUS_APPROVED));
}
}
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Learn Symfony 5

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Symfony 5: Mastering Doctrine Relations

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The ManyToOne Relation
178 lines | src/Entity/Question.php
// ... lines 1 - 6
use Doctrine\Common\Collections\Collection;
// ... lines 8 - 14
class Question
{
// ... lines 17 - 147
/**
* @return Collection|Answer[]
*/
public function getAnswers(): Collection
{
return $this->answers;
}
public function addAnswer(Answer $answer): self
{
if (!$this->answers->contains($answer)) {
$this->answers[] = $answer;
$answer->setQuestion($this);
}
return $this;
}
public function removeAnswer(Answer $answer): self
{
if ($this->answers->removeElement($answer)) {
// set the owning side to null (unless already changed)
if ($answer->getQuestion() === $this) {
$answer->setQuestion(null);
}
}
return $this;
}
}
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Code

Learn Symfony 5

 >

Symfony 5: Mastering Doctrine Relations

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The ManyToOne Relation
178 lines | src/Entity/Question.php
// ... lines 1 - 5
use Doctrine\Common\Collections\ArrayCollection;
// ... lines 7 - 14
class Question
{
// ... lines 17 - 56
public function __construct()
{
$this->answers = new ArrayCollection();
}
// ... lines 61 - 176
}
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Learn Symfony 3

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Doctrine Collections: ManyToMany, Forms & other Complex Relations

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Criteria System: Champion Collection Filtering
224 lines | src/AppBundle/Entity/Genus.php
// ... lines 1 - 5
use Doctrine\Common\Collections\Criteria;
// ... lines 7 - 15
class Genus
{
// ... lines 18 - 214
public function getExpertScientists()
{
$criteria = Criteria::create()
->andWhere(Criteria::expr()->gt('yearsStudied', 20))
->orderBy(['yearsStudied' => 'DESC']);
// ... lines 220 - 221
}
}
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Learn Symfony 3

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Doctrine Collections: ManyToMany, Forms & other Complex Relations

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Criteria System: Champion Collection Filtering
224 lines | src/AppBundle/Entity/Genus.php
// ... lines 1 - 5
use Doctrine\Common\Collections\Criteria;
// ... lines 7 - 15
class Genus
{
// ... lines 18 - 214
public function getExpertScientists()
{
$criteria = Criteria::create()
->andWhere(Criteria::expr()->gt('yearsStudied', 20))
->orderBy(['yearsStudied' => 'DESC']);
return $this->getGenusScientists()->matching($criteria);
}
}
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Learn Symfony 3

 >

Doctrine Collections: ManyToMany, Forms & other Complex Relations

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Criteria System: Champion Collection Filtering
34 lines | src/AppBundle/Repository/GenusRepository.php
// ... lines 1 - 5
use Doctrine\Common\Collections\Criteria;
// ... lines 7 - 8
class GenusRepository extends EntityRepository
{
// ... lines 11 - 26
static public function createExpertCriteria()
{
return Criteria::create()
->andWhere(Criteria::expr()->gt('yearsStudied', 20))
->orderBy(['yearsStudied' => 'DESC']);
}
}
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Learn Symfony 5

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API Platform 2 Part 3: Custom Resources

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Filter Autowiring
47 lines | src/ApiPlatform/CheeseSearchFilter.php
// ... lines 1 - 7
use Doctrine\Persistence\ManagerRegistry;
use Psr\Log\LoggerInterface;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\Serializer\NameConverter\NameConverterInterface;
class CheeseSearchFilter extends AbstractFilter
{
public function __construct(ManagerRegistry $managerRegistry, ?RequestStack $requestStack = null, LoggerInterface $logger = null, array $properties = null, NameConverterInterface $nameConverter = null)
{
parent::__construct($managerRegistry, $requestStack, $logger, $properties, $nameConverter);
}
// ... lines 19 - 45
}
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Learn Symfony 5

 >

API Platform 2 Part 2: Security

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Security Logic in the Validator
42 lines | src/Validator/ValidIsPublishedValidator.php
// ... lines 1 - 5
use Doctrine\ORM\EntityManagerInterface;
// ... lines 7 - 9
class ValidIsPublishedValidator extends ConstraintValidator
{
private $entityManager;
public function __construct(EntityManagerInterface $entityManager)
{
$this->entityManager = $entityManager;
}
// ... lines 18 - 40
}
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Learn Symfony 5

 >

API Platform 2 Part 3: Custom Resources

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Validating Who/When Can Publish
25 lines | src/Validator/ValidIsPublished.php
// ... lines 1 - 4
use Doctrine\Common\Annotations\Annotation\Target;
// ... lines 6 - 7
/**
// ... line 9
* @Target({"CLASS"})
*/
class ValidIsPublished extends Constraint
{
// ... lines 14 - 23
}
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Learn Symfony 5

 >

API Platform 2 Part 3: Custom Resources

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Detecting the "Published" State Change
44 lines | src/DataPersister/CheeseListingDataPersister.php
// ... lines 1 - 6
use Doctrine\ORM\EntityManagerInterface;
class CheeseListingDataPersister implements DataPersisterInterface
{
// ... line 11
private $entityManager;
public function __construct(DataPersisterInterface $decoratedDataPersister, EntityManagerInterface $entityManager)
{
// ... line 16
$this->entityManager = $entityManager;
}
// ... lines 19 - 42
}
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