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[yaffs-website] / vendor / symfony / http-kernel / DependencyInjection / RemoveEmptyControllerArgumentLocatorsPass.php

diff --git a/vendor/symfony/http-kernel/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPass.php b/vendor/symfony/http-kernel/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPass.php
new file mode 100644 (file)
index 0000000..ab50cec
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+++ b/vendor/symfony/http-kernel/DependencyInjection/RemoveEmptyControllerArgumentLocatorsPass.php
@@ -0,0 +1,76 @@
+<?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\HttpKernel\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * Removes empty service-locators registered for ServiceValueResolver.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class RemoveEmptyControllerArgumentLocatorsPass implements CompilerPassInterface
+{
+    private $resolverServiceId;
+
+    public function __construct($resolverServiceId = 'argument_resolver.service')
+    {
+        $this->resolverServiceId = $resolverServiceId;
+    }
+
+    public function process(ContainerBuilder $container)
+    {
+        if (false === $container->hasDefinition($this->resolverServiceId)) {
+            return;
+        }
+
+        $serviceResolver = $container->getDefinition($this->resolverServiceId);
+        $controllerLocator = $container->getDefinition((string) $serviceResolver->getArgument(0));
+        $controllers = $controllerLocator->getArgument(0);
+
+        foreach ($controllers as $controller => $argumentRef) {
+            $argumentLocator = $container->getDefinition((string) $argumentRef->getValues()[0]);
+
+            if (!$argumentLocator->getArgument(0)) {
+                // remove empty argument locators
+                $reason = sprintf('Removing service-argument resolver for controller "%s": no corresponding services exist for the referenced types.', $controller);
+            } else {
+                // any methods listed for call-at-instantiation cannot be actions
+                $reason = false;
+                $action = substr(strrchr($controller, ':'), 1);
+                $id = substr($controller, 0, -1 - strlen($action));
+                $controllerDef = $container->getDefinition($id);
+                foreach ($controllerDef->getMethodCalls() as list($method)) {
+                    if (0 === strcasecmp($action, $method)) {
+                        $reason = sprintf('Removing method "%s" of service "%s" from controller candidates: the method is called at instantiation, thus cannot be an action.', $action, $id);
+                        break;
+                    }
+                }
+                if (!$reason) {
+                    if ($controllerDef->getClass() === $id) {
+                        $controllers[$id.'::'.$action] = $argumentRef;
+                    }
+                    if ('__invoke' === $action) {
+                        $controllers[$id] = $argumentRef;
+                    }
+                    continue;
+                }
+            }
+
+            unset($controllers[$controller]);
+            $container->log($this, $reason);
+        }
+
+        $controllerLocator->replaceArgument(0, $controllers);
+    }
+}