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Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

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Customize Error Messages & Adding Logout
86 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 20
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 23 - 65
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
$request->getSession()->set(Security::AUTHENTICATION_ERROR, $exception);
return new RedirectResponse(
$this->router->generate('app_login')
);
}
// ... lines 74 - 84
}
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

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Customize Error Messages & Adding Logout
35 lines | templates/security/login.html.twig
// ... lines 1 - 4
{% block body %}
<div class="container">
<div class="row">
<div class="login-form bg-light mt-4 p-4">
<form method="post" class="row g-3">
// ... lines 10 - 11
{% if error %}
<div class="alert alert-danger">{{ error.messageKey }}</div>
{% endif %}
// ... lines 15 - 29
</form>
</div>
</div>
</div>
{% endblock %}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

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Customize Error Messages & Adding Logout
35 lines | templates/security/login.html.twig
// ... lines 1 - 4
{% block body %}
<div class="container">
<div class="row">
<div class="login-form bg-light mt-4 p-4">
<form method="post" class="row g-3">
// ... lines 10 - 11
{% if error %}
<div class="alert alert-danger">{{ error.messageKey|trans(error.messageData, 'security') }}</div>
{% endif %}
// ... lines 15 - 29
</form>
</div>
</div>
</div>
{% endblock %}
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

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Customize Error Messages & Adding Logout
2 lines | translations/security.en.yaml
"Invalid credentials.": "Invalid password entered!"
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

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Customize Error Messages & Adding Logout
3 lines | translations/security.en.yaml
// ... line 1
"Username could not be found.": "Email not found!"
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

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When Authentication Fails
81 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 19
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 22 - 64
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
dd('failure');
}
// ... lines 69 - 79
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

When Authentication Fails
81 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 19
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 22 - 64
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
dd('failure', $exception);
}
// ... lines 69 - 79
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

When Authentication Fails
81 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 19
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 22 - 35
public function authenticate(Request $request): PassportInterface
{
// ... lines 38 - 40
return new Passport(
new UserBadge($email, function($userIdentifier) {
// ... lines 43 - 45
if (!$user) {
throw new UserNotFoundException();
}
// ... lines 49 - 50
}),
// ... lines 52 - 54
);
}
// ... lines 57 - 79
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

When Authentication Fails
86 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 20
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 23 - 65
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
$request->getSession()->set(Security::AUTHENTICATION_ERROR, $exception);
// ... lines 69 - 72
}
// ... lines 74 - 84
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

When Authentication Fails
86 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 20
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 23 - 65
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
$request->getSession()->set(Security::AUTHENTICATION_ERROR, $exception);
return new RedirectResponse(
$this->router->generate('app_login')
);
}
// ... lines 74 - 84
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

When Authentication Fails
35 lines | templates/security/login.html.twig
// ... lines 1 - 4
{% block body %}
<div class="container">
<div class="row">
<div class="login-form bg-light mt-4 p-4">
<form method="post" class="row g-3">
<h1 class="h3 mb-3 font-weight-normal">Please sign in</h1>
{% if error %}
<div class="alert alert-danger">{{ error.messageKey }}</div>
{% endif %}
// ... lines 15 - 29
</form>
</div>
</div>
</div>
{% endblock %}
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 5
use App\Repository\UserRepository;
// ... lines 7 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
private UserRepository $userRepository;
public function __construct(UserRepository $userRepository)
{
$this->userRepository = $userRepository;
}
// ... lines 26 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 31
public function authenticate(Request $request): PassportInterface
{
// ... lines 34 - 36
return new Passport(
new UserBadge($email, function($userIdentifier) {
// ... lines 39 - 46
}),
// ... lines 48 - 50
);
}
// ... lines 53 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 31
public function authenticate(Request $request): PassportInterface
{
// ... lines 34 - 36
return new Passport(
new UserBadge($email, function($userIdentifier) {
// optionally pass a callback to load the User manually
$user = $this->userRepository->findOneBy(['email' => $userIdentifier]);
// ... lines 41 - 46
}),
// ... lines 48 - 50
);
}
// ... lines 53 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 31
public function authenticate(Request $request): PassportInterface
{
// ... lines 34 - 36
return new Passport(
new UserBadge($email, function($userIdentifier) {
// optionally pass a callback to load the User manually
$user = $this->userRepository->findOneBy(['email' => $userIdentifier]);
if (!$user) {
throw new UserNotFoundException();
}
return $user;
}),
// ... lines 48 - 50
);
}
// ... lines 53 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 31
public function authenticate(Request $request): PassportInterface
{
// ... lines 34 - 36
return new Passport(
// ... lines 38 - 47
new CustomCredentials(function($credentials, User $user) {
// ... line 49
}, $password)
);
}
// ... lines 53 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 31
public function authenticate(Request $request): PassportInterface
{
// ... lines 34 - 36
return new Passport(
// ... lines 38 - 47
new CustomCredentials(function($credentials, User $user) {
return $credentials === 'tada';
}, $password)
);
}
// ... lines 53 - 73
}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Custom User Query & Credentials
75 lines | src/Security/LoginFormAuthenticator.php
// ... lines 1 - 17
class LoginFormAuthenticator extends AbstractAuthenticator
{
// ... lines 20 - 53
public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
{
dd('success');
}
public function onAuthenticationFailure(Request $request, AuthenticationException $exception): ?Response
{
dd('failure');
}
// ... lines 63 - 73
}
See Code Block in Script
Code

Learn Symfony 5

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Symfony 5 Security: Authenticators

 >

Building a Login Form
21 lines | templates/security/login.html.twig
{% extends 'base.html.twig' %}
{% block title %}Hello SecurityController!{% endblock %}
{% block body %}
<style>
.example-wrapper { margin: 1em auto; max-width: 800px; width: 95%; font: 18px/1.5 sans-serif; }
.example-wrapper code { background: #F5F5F5; padding: 2px 6px; }
</style>
<div class="example-wrapper">
<h1>Hello {{ controller_name }}! ✅</h1>
This friendly message is coming from:
<ul>
<li>Your controller at <code><a href="{{ '/Users/weaverryan/Sites/knp/knpu-repos/symfony5/src/Controller/SecurityController.php'|file_link(0) }}">src/Controller/SecurityController.php</a></code></li>
<li>Your template at <code><a href="{{ '/Users/weaverryan/Sites/knp/knpu-repos/symfony5/templates/security/index.html.twig'|file_link(0) }}">templates/security/index.html.twig</a></code></li>
</ul>
</div>
{% endblock %}
See Code Block in Script
Code

Learn Symfony 5

 >

Symfony 5 Security: Authenticators

 >

Building a Login Form
31 lines | templates/security/login.html.twig
{% extends 'base.html.twig' %}
{% block title %}Log In!{% endblock %}
{% block body %}
<div class="container">
<div class="row">
<div class="login-form bg-light mt-4 p-4">
<form method="post" class="row g-3">
<h1 class="h3 mb-3 font-weight-normal">Please sign in</h1>
<div class="col-12">
<label for="inputEmail">Email</label>
<input type="email" name="email" id="inputEmail" class="form-control" required autofocus>
</div>
<div class="col-12">
<label for="inputPassword">Password</label>
<input type="password" name="password" id="inputPassword" class="form-control" required>
</div>
<div class="col-12">
<button class="btn btn-lg btn-primary float-end" type="submit">
Sign in
</button>
</div>
</form>
</div>
</div>
</div>
{% endblock %}
See Code Block in Script
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