symfony · fabpot · Jan 25, 2025 · Nov 9, 2024
diff --git a/src/Symfony/Component/Routing/Attribute/DeprecatedAlias.php b/src/Symfony/Component/Routing/Attribute/DeprecatedAlias.php
@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Attribute;
+
+/**
+ * This class is meant to be used in {@see Route} to define an alias for a route.
+ */
+class DeprecatedAlias
+{
+    public function __construct(
+        private string $aliasName,
+        private string $package,
+        private string $version,
+        private string $message = '',
+    ) {
+    }
+
+    public function getMessage(): string
+    {
+        return $this->message;
+    }
+
+    public function getAliasName(): string
+    {
+        return $this->aliasName;
+    }
+
+    public function getPackage(): string
+    {
+        return $this->package;
+    }
+
+    public function getVersion(): string
+    {
+        return $this->version;
+    }
+}
diff --git a/src/Symfony/Component/Routing/Attribute/Route.php b/src/Symfony/Component/Routing/Attribute/Route.php
@@ -22,23 +22,28 @@ class Route
     private array $localizedPaths = [];
     private array $methods;
     private array $schemes;
+    /**
+     * @var (string|DeprecatedAlias)[]
+     */
+    private array $aliases = [];
 
     /**
-     * @param string|array<string,string>|null $path         The route path (i.e. "/user/login")
-     * @param string|null                      $name         The route name (i.e. "app_user_login")
-     * @param array<string|\Stringable>        $requirements Requirements for the route attributes, @see https://symfony.com/doc/current/routing.html#parameters-validation
-     * @param array<string, mixed>             $options      Options for the route (i.e. ['prefix' => '/api'])
-     * @param array<string, mixed>             $defaults     Default values for the route attributes and query parameters
-     * @param string|null                      $host         The host for which this route should be active (i.e. "localhost")
-     * @param string|string[]                  $methods      The list of HTTP methods allowed by this route
-     * @param string|string[]                  $schemes      The list of schemes allowed by this route (i.e. "https")
-     * @param string|null                      $condition    An expression that must evaluate to true for the route to be matched, @see https://symfony.com/doc/current/routing.html#matching-expressions
-     * @param int|null                         $priority     The priority of the route if multiple ones are defined for the same path
-     * @param string|null                      $locale       The locale accepted by the route
-     * @param string|null                      $format       The format returned by the route (i.e. "json", "xml")
-     * @param bool|null                        $utf8         Whether the route accepts UTF-8 in its parameters
-     * @param bool|null                        $stateless    Whether the route is defined as stateless or stateful, @see https://symfony.com/doc/current/routing.html#stateless-routes
-     * @param string|null                      $env          The env in which the route is defined (i.e. "dev", "test", "prod")
+     * @param string|array<string,string>|null                  $path         The route path (i.e. "/user/login")
+     * @param string|null                                       $name         The route name (i.e. "app_user_login")
+     * @param array<string|\Stringable>                         $requirements Requirements for the route attributes, @see https://symfony.com/doc/current/routing.html#parameters-validation
+     * @param array<string, mixed>                              $options      Options for the route (i.e. ['prefix' => '/api'])
+     * @param array<string, mixed>                              $defaults     Default values for the route attributes and query parameters
+     * @param string|null                                       $host         The host for which this route should be active (i.e. "localhost")
+     * @param string|string[]                                   $methods      The list of HTTP methods allowed by this route
+     * @param string|string[]                                   $schemes      The list of schemes allowed by this route (i.e. "https")
+     * @param string|null                                       $condition    An expression that must evaluate to true for the route to be matched, @see https://symfony.com/doc/current/routing.html#matching-expressions
+     * @param int|null                                          $priority     The priority of the route if multiple ones are defined for the same path
+     * @param string|null                                       $locale       The locale accepted by the route
+     * @param string|null                                       $format       The format returned by the route (i.e. "json", "xml")
+     * @param bool|null                                         $utf8         Whether the route accepts UTF-8 in its parameters
+     * @param bool|null                                         $stateless    Whether the route is defined as stateless or stateful, @see https://symfony.com/doc/current/routing.html#stateless-routes
+     * @param string|null                                       $env          The env in which the route is defined (i.e. "dev", "test", "prod")
+     * @param string|DeprecatedAlias|(string|DeprecatedAlias)[] $alias        The list of aliases for this route
      */
     public function __construct(
         string|array|null $path = null,
@@ -56,6 +61,7 @@ public function __construct(
         ?bool $utf8 = null,
         ?bool $stateless = null,
         private ?string $env = null,
+        string|DeprecatedAlias|array $alias = [],
     ) {
         if (\is_array($path)) {
             $this->localizedPaths = $path;
@@ -64,6 +70,7 @@ public function __construct(
         }
         $this->setMethods($methods);
         $this->setSchemes($schemes);
+        $this->setAliases($alias);
 
         if (null !== $locale) {
             $this->defaults['_locale'] = $locale;
@@ -201,6 +208,22 @@ public function getEnv(): ?string
     {
         return $this->env;
     }
+
+    /**
+     * @return (string|DeprecatedAlias)[]
+     */
+    public function getAliases(): array
+    {
+        return $this->aliases;
+    }
+
+    /**
+     * @param string|DeprecatedAlias|(string|DeprecatedAlias)[] $aliases
+     */
+    public function setAliases(string|DeprecatedAlias|array $aliases): void
+    {
+        $this->aliases = \is_array($aliases) ? $aliases : [$aliases];
+    }
 }
 
 if (!class_exists(\Symfony\Component\Routing\Annotation\Route::class, false)) {

diff --git a/src/Symfony/Component/Routing/CHANGELOG.md b/src/Symfony/Component/Routing/CHANGELOG.md
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+7.3
+---
+
+ * Allow aliases and deprecations in `#[Route]` attribute
+
 7.2
 ---
 

diff --git a/src/Symfony/Component/Routing/Loader/AttributeClassLoader.php b/src/Symfony/Component/Routing/Loader/AttributeClassLoader.php
@@ -14,7 +14,9 @@
 use Symfony\Component\Config\Loader\LoaderInterface;
 use Symfony\Component\Config\Loader\LoaderResolverInterface;
 use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Routing\Attribute\DeprecatedAlias;
 use Symfony\Component\Routing\Attribute\Route as RouteAttribute;
+use Symfony\Component\Routing\Exception\InvalidArgumentException;
 use Symfony\Component\Routing\Exception\LogicException;
 use Symfony\Component\Routing\Route;
 use Symfony\Component\Routing\RouteCollection;
@@ -107,6 +109,15 @@ public function load(mixed $class, ?string $type = null): RouteCollection
             return $collection;
         }
         $fqcnAlias = false;
+
+        if (!$class->hasMethod('__invoke')) {
+            foreach ($this->getAttributes($class) as $attr) {
+                if ($attr->getAliases()) {
+                    throw new InvalidArgumentException(\sprintf('Route aliases cannot be used on non-invokable class "%s".', $class->getName()));
+                }
+            }
+        }
+
         foreach ($class->getMethods() as $method) {
             $this->defaultRouteIndex = 0;
             $routeNamesBefore = array_keys($collection->all());
@@ -230,6 +241,19 @@ protected function addRoute(RouteCollection $collection, object $attr, array $gl
             } else {
                 $collection->add($name, $route, $priority);
             }
+            foreach ($attr->getAliases() as $aliasAttribute) {
+                if ($aliasAttribute instanceof DeprecatedAlias) {
+                    $alias = $collection->addAlias($aliasAttribute->getAliasName(), $name);
+                    $alias->setDeprecated(
+                        $aliasAttribute->getPackage(),
+                        $aliasAttribute->getVersion(),
+                        $aliasAttribute->getMessage()
+                    );
+                    continue;
+                }
+
+                $collection->addAlias($aliasAttribute, $name);
+            }
         }
     }
 

diff --git a/src/Symfony/Component/Routing/Tests/Attribute/RouteTest.php b/src/Symfony/Component/Routing/Tests/Attribute/RouteTest.php
@@ -9,7 +9,7 @@
  * file that was distributed with this source code.
  */
 
-namespace Symfony\Component\Routing\Tests\Annotation;
+namespace Symfony\Component\Routing\Tests\Attribute;
 
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\Routing\Attribute\Route;
@@ -40,6 +40,7 @@ public static function getValidParameters(): iterable
             ['methods', 'getMethods', ['GET', 'POST']],
             ['host', 'getHost', '{locale}.example.com'],
             ['condition', 'getCondition', 'context.getMethod() == \'GET\''],
+            ['alias', 'getAliases', ['alias', 'completely_different_name']],
         ];
     }
 }
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasClassController.php b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasClassController.php
@@ -0,0 +1,29 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Routing\Attribute\Route;
+
+#[Route('/hello', alias: ['alias', 'completely_different_name'])]
+class AliasClassController
+{
+    #[Route('/world')]
+    public function actionWorld()
+    {
+    }
+
+    #[Route('/symfony')]
+    public function actionSymfony()
+    {
+    }
+}
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasInvokableController.php b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasInvokableController.php
@@ -0,0 +1,23 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Routing\Attribute\Route;
+
+#[Route('/path', name:'invokable_path', alias: ['alias', 'completely_different_name'])]
+class AliasInvokableController
+{
+    public function __invoke()
+    {
+    }
+}
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasRouteController.php b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/AliasRouteController.php
@@ -0,0 +1,22 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Component\Routing\Attribute\Route;
+
+class AliasRouteController
+{
+    #[Route('/path', name: 'action_with_alias', alias: ['alias', 'completely_different_name'])]
+    public function action()
+    {
+    }
+}
diff --git a/.../Routing/Tests/Fixtures/AttributeFixtures/DeprecatedAliasCustomMessageRouteController.php b/.../Routing/Tests/Fixtures/AttributeFixtures/DeprecatedAliasCustomMessageRouteController.php
@@ -0,0 +1,24 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Component\Routing\Attribute\DeprecatedAlias;
+use Symfony\Component\Routing\Attribute\Route;
+
+class DeprecatedAliasCustomMessageRouteController
+{
+
+    #[Route('/path', name: 'action_with_deprecated_alias', alias: new DeprecatedAlias('my_other_alias_deprecated', 'MyBundleFixture', '1.0', message: '%alias_id% alias is deprecated.'))]
+    public function action()
+    {
+    }
+}
diff --git a/...ony/Component/Routing/Tests/Fixtures/AttributeFixtures/DeprecatedAliasRouteController.php b/...ony/Component/Routing/Tests/Fixtures/AttributeFixtures/DeprecatedAliasRouteController.php
@@ -0,0 +1,23 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Component\Routing\Attribute\DeprecatedAlias;
+use Symfony\Component\Routing\Attribute\Route;
+
+class DeprecatedAliasRouteController
+{
+    #[Route('/path', name: 'action_with_deprecated_alias', alias: new DeprecatedAlias('my_other_alias_deprecated', 'MyBundleFixture', '1.0'))]
+    public function action()
+    {
+    }
+}
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/FooController.php b/src/Symfony/Component/Routing/Tests/Fixtures/AttributeFixtures/FooController.php
@@ -55,4 +55,9 @@ public function host()
     public function condition()
     {
     }
+
+    #[Route(alias: ['alias', 'completely_different_name'])]
+    public function alias()
+    {
+    }
 }
diff --git a/...onent/Routing/Tests/Fixtures/AttributeFixtures/MultipleDeprecatedAliasRouteController.php b/...onent/Routing/Tests/Fixtures/AttributeFixtures/MultipleDeprecatedAliasRouteController.php
@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AttributeFixtures;
+
+use Symfony\Component\Routing\Attribute\DeprecatedAlias;
+use Symfony\Component\Routing\Attribute\Route;
+
+class MultipleDeprecatedAliasRouteController
+{
+    #[Route('/path', name: 'action_with_multiple_deprecated_alias', alias: [
+        new DeprecatedAlias('my_first_alias_deprecated', 'MyFirstBundleFixture', '1.0'),
+        new DeprecatedAlias('my_second_alias_deprecated', 'MySecondBundleFixture', '2.0'),
+        new DeprecatedAlias('my_third_alias_deprecated', 'SurprisedThirdBundleFixture', '3.0'),
+    ])]
+    public function action()
+    {
+    }
+}