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vendor/symfony/dependency-injection/Loader/Configurator/ServicesConfigurator.php

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+<?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\DependencyInjection\Loader\Configurator;
+
+use Symfony\Component\DependencyInjection\Alias;
+use Symfony\Component\DependencyInjection\ChildDefinition;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
+use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @method InstanceofConfigurator instanceof($fqcn)
+ */
+class ServicesConfigurator extends AbstractConfigurator
+{
+    const FACTORY = 'services';
+
+    private $defaults;
+    private $container;
+    private $loader;
+    private $instanceof;
+
+    public function __construct(ContainerBuilder $container, PhpFileLoader $loader, array &$instanceof)
+    {
+        $this->defaults = new Definition();
+        $this->container = $container;
+        $this->loader = $loader;
+        $this->instanceof = &$instanceof;
+        $instanceof = array();
+    }
+
+    /**
+     * Defines a set of defaults for following service definitions.
+     *
+     * @return DefaultsConfigurator
+     */
+    final public function defaults()
+    {
+        return new DefaultsConfigurator($this, $this->defaults = new Definition());
+    }
+
+    /**
+     * Defines an instanceof-conditional to be applied to following service definitions.
+     *
+     * @param string $fqcn
+     *
+     * @return InstanceofConfigurator
+     */
+    final protected function setInstanceof($fqcn)
+    {
+        $this->instanceof[$fqcn] = $definition = new ChildDefinition('');
+
+        return new InstanceofConfigurator($this, $definition, $fqcn);
+    }
+
+    /**
+     * Registers a service.
+     *
+     * @param string      $id
+     * @param string|null $class
+     *
+     * @return ServiceConfigurator
+     */
+    final public function set($id, $class = null)
+    {
+        $defaults = $this->defaults;
+        $allowParent = !$defaults->getChanges() && empty($this->instanceof);
+
+        $definition = new Definition();
+        $definition->setPublic($defaults->isPublic());
+        $definition->setAutowired($defaults->isAutowired());
+        $definition->setAutoconfigured($defaults->isAutoconfigured());
+        $definition->setBindings($defaults->getBindings());
+        $definition->setChanges(array());
+
+        $configurator = new ServiceConfigurator($this->container, $this->instanceof, $allowParent, $this, $definition, $id, $defaults->getTags());
+
+        return null !== $class ? $configurator->class($class) : $configurator;
+    }
+
+    /**
+     * Creates an alias.
+     *
+     * @param string $id
+     * @param string $referencedId
+     *
+     * @return AliasConfigurator
+     */
+    final public function alias($id, $referencedId)
+    {
+        $ref = static::processValue($referencedId, true);
+        $alias = new Alias((string) $ref, $this->defaults->isPublic());
+        $this->container->setAlias($id, $alias);
+
+        return new AliasConfigurator($this, $alias);
+    }
+
+    /**
+     * Registers a PSR-4 namespace using a glob pattern.
+     *
+     * @param string $namespace
+     * @param string $resource
+     *
+     * @return PrototypeConfigurator
+     */
+    final public function load($namespace, $resource)
+    {
+        $allowParent = !$this->defaults->getChanges() && empty($this->instanceof);
+
+        return new PrototypeConfigurator($this, $this->loader, $this->defaults, $namespace, $resource, $allowParent);
+    }
+
+    /**
+     * Gets an already defined service definition.
+     *
+     * @param string $id
+     *
+     * @return ServiceConfigurator
+     *
+     * @throws ServiceNotFoundException if the service definition does not exist
+     */
+    final public function get($id)
+    {
+        $allowParent = !$this->defaults->getChanges() && empty($this->instanceof);
+        $definition = $this->container->getDefinition($id);
+
+        return new ServiceConfigurator($this->container, $definition->getInstanceofConditionals(), $allowParent, $this, $definition, $id, array());
+    }
+
+    /**
+     * Registers a service.
+     *
+     * @param string      $id
+     * @param string|null $class
+     *
+     * @return ServiceConfigurator
+     */
+    final public function __invoke($id, $class = null)
+    {
+        return $this->set($id, $class);
+    }
+}