comparison vendor/symfony/dependency-injection/Compiler/AbstractRecursivePass.php @ 14:1fec387a4317

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Argument\ArgumentInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Exception\RuntimeException;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * @author Nicolas Grekas <[e-mail]>
+ */
+abstract class AbstractRecursivePass implements CompilerPassInterface
+{
+    /**
+     * @var ContainerBuilder
+     */
+    protected $container;
+    protected $currentId;
+
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        $this->container = $container;
+
+        try {
+            $this->processValue($container->getDefinitions(), true);
+        } finally {
+            $this->container = null;
+        }
+    }
+
+    /**
+     * Processes a value found in a definition tree.
+     *
+     * @param mixed $value
+     * @param bool  $isRoot
+     *
+     * @return mixed The processed value
+     */
+    protected function processValue($value, $isRoot = false)
+    {
+        if (\is_array($value)) {
+            foreach ($value as $k => $v) {
+                if ($isRoot) {
+                    $this->currentId = $k;
+                }
+                if ($v !== $processedValue = $this->processValue($v, $isRoot)) {
+                    $value[$k] = $processedValue;
+                }
+            }
+        } elseif ($value instanceof ArgumentInterface) {
+            $value->setValues($this->processValue($value->getValues()));
+        } elseif ($value instanceof Definition) {
+            $value->setArguments($this->processValue($value->getArguments()));
+            $value->setProperties($this->processValue($value->getProperties()));
+            $value->setMethodCalls($this->processValue($value->getMethodCalls()));
+
+            $changes = $value->getChanges();
+            if (isset($changes['factory'])) {
+                $value->setFactory($this->processValue($value->getFactory()));
+            }
+            if (isset($changes['configurator'])) {
+                $value->setConfigurator($this->processValue($value->getConfigurator()));
+            }
+        }
+
+        return $value;
+    }
+
+    /**
+     * @param Definition $definition
+     * @param bool       $required
+     *
+     * @return \ReflectionFunctionAbstract|null
+     *
+     * @throws RuntimeException
+     */
+    protected function getConstructor(Definition $definition, $required)
+    {
+        if (is_string($factory = $definition->getFactory())) {
+            if (!function_exists($factory)) {
+                throw new RuntimeException(sprintf('Invalid service "%s": function "%s" does not exist.', $this->currentId, $factory));
+            }
+            $r = new \ReflectionFunction($factory);
+            if (false !== $r->getFileName() && file_exists($r->getFileName())) {
+                $this->container->fileExists($r->getFileName());
+            }
+
+            return $r;
+        }
+
+        if ($factory) {
+            list($class, $method) = $factory;
+            if ($class instanceof Reference) {
+                $class = $this->container->findDefinition((string) $class)->getClass();
+            } elseif (null === $class) {
+                $class = $definition->getClass();
+            }
+            if ('__construct' === $method) {
+                throw new RuntimeException(sprintf('Invalid service "%s": "__construct()" cannot be used as a factory method.', $this->currentId));
+            }
+
+            return $this->getReflectionMethod(new Definition($class), $method);
+        }
+
+        $class = $definition->getClass();
+
+        if (!$r = $this->container->getReflectionClass($class)) {
+            throw new RuntimeException(sprintf('Invalid service "%s": class "%s" does not exist.', $this->currentId, $class));
+        }
+        if (!$r = $r->getConstructor()) {
+            if ($required) {
+                throw new RuntimeException(sprintf('Invalid service "%s": class%s has no constructor.', $this->currentId, sprintf($class !== $this->currentId ? ' "%s"' : '', $class)));
+            }
+        } elseif (!$r->isPublic()) {
+            throw new RuntimeException(sprintf('Invalid service "%s": %s must be public.', $this->currentId, sprintf($class !== $this->currentId ? 'constructor of class "%s"' : 'its constructor', $class)));
+        }
+
+        return $r;
+    }
+
+    /**
+     * @param Definition $definition
+     * @param string     $method
+     *
+     * @throws RuntimeException
+     *
+     * @return \ReflectionFunctionAbstract
+     */
+    protected function getReflectionMethod(Definition $definition, $method)
+    {
+        if ('__construct' === $method) {
+            return $this->getConstructor($definition, true);
+        }
+
+        if (!$class = $definition->getClass()) {
+            throw new RuntimeException(sprintf('Invalid service "%s": the class is not set.', $this->currentId));
+        }
+
+        if (!$r = $this->container->getReflectionClass($class)) {
+            throw new RuntimeException(sprintf('Invalid service "%s": class "%s" does not exist.', $this->currentId, $class));
+        }
+
+        if (!$r->hasMethod($method)) {
+            throw new RuntimeException(sprintf('Invalid service "%s": method "%s()" does not exist.', $this->currentId, $class !== $this->currentId ? $class.'::'.$method : $method));
+        }
+
+        $r = $r->getMethod($method);
+        if (!$r->isPublic()) {
+            throw new RuntimeException(sprintf('Invalid service "%s": method "%s()" must be public.', $this->currentId, $class !== $this->currentId ? $class.'::'.$method : $method));
+        }
+
+        return $r;
+    }
+}