2010-01-04 14:26:20 +00:00
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<?php
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/*
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2011-01-15 13:29:43 +00:00
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* This file is part of the Symfony package.
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2010-01-04 14:26:20 +00:00
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*
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2011-03-06 11:40:06 +00:00
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* (c) Fabien Potencier <fabien@symfony.com>
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2010-01-04 14:26:20 +00:00
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*
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2011-01-15 13:29:43 +00:00
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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2010-01-04 14:26:20 +00:00
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*/
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2011-01-15 13:29:43 +00:00
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namespace Symfony\Component\DependencyInjection\Loader;
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2017-02-03 19:41:28 +00:00
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use Symfony\Component\DependencyInjection\ChildDefinition;
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2011-01-15 13:29:43 +00:00
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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2017-01-14 11:46:46 +00:00
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
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2011-02-10 15:15:51 +00:00
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use Symfony\Component\Config\Loader\FileLoader as BaseFileLoader;
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2012-08-07 08:39:30 +01:00
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use Symfony\Component\Config\FileLocatorInterface;
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2011-01-15 13:29:43 +00:00
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2010-01-04 14:26:20 +00:00
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/**
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* FileLoader is the abstract class used by all built-in loaders that are file based.
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*
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2011-03-06 11:40:06 +00:00
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* @author Fabien Potencier <fabien@symfony.com>
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2010-01-04 14:26:20 +00:00
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*/
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2011-02-10 15:15:51 +00:00
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abstract class FileLoader extends BaseFileLoader
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2010-01-04 14:26:20 +00:00
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{
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2011-02-10 15:15:51 +00:00
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protected $container;
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2017-02-03 19:41:28 +00:00
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protected $isLoadingInstanceof = false;
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protected $instanceof = array();
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2010-01-04 14:26:20 +00:00
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2010-05-06 12:25:53 +01:00
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/**
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2014-10-13 20:09:32 +01:00
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* @param ContainerBuilder $container A ContainerBuilder instance
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* @param FileLocatorInterface $locator A FileLocator instance
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2010-05-06 12:25:53 +01:00
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*/
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2012-08-07 08:39:30 +01:00
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public function __construct(ContainerBuilder $container, FileLocatorInterface $locator)
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2010-01-04 14:26:20 +00:00
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{
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2011-02-10 15:15:51 +00:00
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$this->container = $container;
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2010-07-16 08:12:58 +01:00
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2011-02-10 15:15:51 +00:00
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parent::__construct($locator);
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2010-07-18 10:26:47 +01:00
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}
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2017-01-14 11:46:46 +00:00
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/**
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* Registers a set of classes as services using PSR-4 for discovery.
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*
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* @param Definition $prototype A definition to use as template
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* @param string $namespace The namespace prefix of classes in the scanned directory
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* @param string $resource The directory to look for classes, glob-patterns allowed
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*
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* @experimental in version 3.3
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*/
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public function registerClasses(Definition $prototype, $namespace, $resource)
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{
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if ('\\' !== substr($namespace, -1)) {
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throw new InvalidArgumentException(sprintf('Namespace prefix must end with a "\\": %s.', $namespace));
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}
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if (!preg_match('/^(?:[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+\\\\)++$/', $namespace)) {
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throw new InvalidArgumentException(sprintf('Namespace is not a valid PSR-4 prefix: %s.', $namespace));
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}
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$classes = $this->findClasses($namespace, $resource);
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// prepare for deep cloning
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$prototype = serialize($prototype);
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foreach ($classes as $class) {
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2017-02-03 19:41:28 +00:00
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$this->setDefinition($class, unserialize($prototype));
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}
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}
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/**
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* @experimental in version 3.3
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*/
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protected function setDefinition($id, Definition $definition)
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{
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if ($this->isLoadingInstanceof) {
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if (!$definition instanceof ChildDefinition) {
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throw new InvalidArgumentException(sprintf('Invalid type definition "%s": ChildDefinition expected, "%s" given.', $id, get_class($definition)));
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}
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$this->instanceof[$id] = $definition;
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} else {
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$this->container->setDefinition($id, $definition->setInstanceofConditionals($this->instanceof));
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2017-01-14 11:46:46 +00:00
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}
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}
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private function findClasses($namespace, $resource)
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{
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$classes = array();
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$extRegexp = defined('HHVM_VERSION') ? '/\\.(?:php|hh)$/' : '/\\.php$/';
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2017-02-15 13:40:32 +00:00
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$prefixLen = null;
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foreach ($this->glob($resource, true, $prefix) as $path => $info) {
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if (null === $prefixLen) {
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$prefixLen = strlen($prefix);
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}
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2017-01-14 11:46:46 +00:00
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2017-01-17 13:46:23 +00:00
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if (!preg_match($extRegexp, $path, $m) || !$info->isReadable()) {
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2017-01-14 11:46:46 +00:00
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continue;
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}
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$class = $namespace.ltrim(str_replace('/', '\\', substr($path, $prefixLen, -strlen($m[0]))), '\\');
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if (!preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+(?:\\\\[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*+)*+$/', $class)) {
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continue;
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}
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if (!$r = $this->container->getReflectionClass($class, true)) {
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continue;
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}
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if (!$r->isInterface() && !$r->isTrait()) {
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$classes[] = $class;
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}
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}
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2017-02-15 13:40:32 +00:00
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if (null !== $prefix) {
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// track directories only for new & removed files
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$this->container->fileExists($prefix, '/^$/');
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2017-01-14 11:46:46 +00:00
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}
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2017-02-15 13:40:32 +00:00
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return $classes;
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2017-01-14 11:46:46 +00:00
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}
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2010-01-04 14:26:20 +00:00
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}
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