Add SYMFONY_ALLOW_CONTRIB variable

Author: GromNaN

src/Flex.php

@@ -386,7 +386,12 @@ public function install(Event $event)
         }
 
         $this->io->writeError(\sprintf('<info>Symfony operations: %d recipe%s (%s)</>', \count($recipes), \count($recipes) > 1 ? 's' : '', $this->downloader->getSessionId()));
-        $installContribs = $this->composer->getPackage()->getExtra()['symfony']['allow-contrib'] ?? false;
+        if (false === $installContribs = getenv('SYMFONY_ALLOW_CONTRIB')) {
+            $installContribs = $this->composer->getPackage()->getExtra()['symfony']['allow-contrib'] ?? false;
+        }
+        if (! is_bool($installContribs)) {
+            $installContribs = filter_var($installContribs, FILTER_VALIDATE_BOOL);
+        }
         $manifest = null;
         $originalComposerJsonHash = $this->getComposerJsonHash();
         $postInstallRecipes = [];

tests/FlexTest.php

@@ -313,6 +313,61 @@ class_exists(LockArrayRepository::class) ? LockArrayRepository::class : Reposito
         $this->assertSame('2.3', $recipes['doctrine/doctrine-bundle']->getVersion());
     }
 
+    public function testInstallWithSymfonyAllowContribEnvVar()
+    {
+        $data = [
+            'manifests' => [
+                'dummy/contrib-package' => [
+                    'manifest' => [
+                        'bundles' => [
+                            'Dummy\\ContribBundle\\ContribBundle' => ['all'],
+                        ],
+                    ],
+                    'origin' => 'dummy/contrib-package:1.0@github.com/symfony/recipes-contrib:main',
+                    'is_contrib' => true,
+                ],
+            ],
+            'locks' => [
+                'dummy/contrib-package' => [
+                    'recipe' => [],
+                    'version' => '1.0',
+                ],
+            ],
+        ];
+
+        $package = new Package('dummy/contrib-package', '1.0.0', '1.0.0');
+
+        // SYMFONY_ALLOW_CONTRIB=1 should install contrib recipes even without config
+        putenv('SYMFONY_ALLOW_CONTRIB=1');
+        $io = new BufferIO('', OutputInterface::VERBOSITY_VERBOSE);
+        $recipe = new Recipe($package, 'dummy/contrib-package', 'install', $data['manifests']['dummy/contrib-package'], $data['locks']['dummy/contrib-package']);
+        $rootPackage = $this->mockRootPackage(['symfony' => []]);
+        $flex = $this->mockFlex($io, $rootPackage, $recipe, $data);
+        $flex->record($this->mockPackageEvent($package));
+        $flex->install($this->mockFlexEvent());
+
+        $output = $io->getOutput();
+        $this->assertStringContainsString('Configuring dummy/contrib-package', $output);
+        $this->assertStringNotContainsString('IGNORING', $output);
+
+        // SYMFONY_ALLOW_CONTRIB=0 should skip contrib recipes even with config allow-contrib=true
+        putenv('SYMFONY_ALLOW_CONTRIB=0');
+        $io = new BufferIO('', OutputInterface::VERBOSITY_NORMAL);
+        $recipe = new Recipe($package, 'dummy/contrib-package', 'install', $data['manifests']['dummy/contrib-package'], $data['locks']['dummy/contrib-package']);
+        $rootPackage = $this->mockRootPackage(['symfony' => ['allow-contrib' => true]]);
+        // For this test, we expect the recipe NOT to be installed, so pass null as recipe to configurator
+        $flex = $this->mockFlex($io, $rootPackage, null, $data);
+        $flex->record($this->mockPackageEvent($package));
+        $flex->install($this->mockFlexEvent());
+
+        $output = $io->getOutput();
+        $this->assertStringContainsString('IGNORING', $output);
+        $this->assertStringNotContainsString('Configuring dummy/contrib-package', $output);
+
+        // Cleanup
+        putenv('SYMFONY_ALLOW_CONTRIB');
+    }
+
     public function testInstallWithPackageJsonToSynchronizeSkipped()
     {
         $io = new BufferIO('', OutputInterface::VERBOSITY_VERBOSE);