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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\Compiler;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\DependencyInjection\LazyProxy\ProxyHelper;
use Symfony\Component\DependencyInjection\Reference;
/**
* Resolves named arguments to their corresponding numeric index.
*
* @author Kévin Dunglas <dunglas@gmail.com>
*/
class ResolveNamedArgumentsPass extends AbstractRecursivePass
{
/**
* {@inheritdoc}
*/
protected function processValue($value, $isRoot = false)
{
if (!$value instanceof Definition) {
return parent::processValue($value, $isRoot);
}
$calls = $value->getMethodCalls();
$calls[] = ['__construct', $value->getArguments()];
foreach ($calls as $i => $call) {
list($method, $arguments) = $call;
$parameters = null;
$resolvedArguments = [];
foreach ($arguments as $key => $argument) {
if (\is_int($key)) {
$resolvedArguments[$key] = $argument;
continue;
}
if (null === $parameters) {
$r = $this->getReflectionMethod($value, $method);
$class = $r instanceof \ReflectionMethod ? $r->class : $this->currentId;
$method = $r->getName();
$parameters = $r->getParameters();
}
if (isset($key[0]) && '$' !== $key[0] && !class_exists($key)) {
throw new InvalidArgumentException(sprintf('Invalid service "%s": did you forget to add the "$" prefix to argument "%s"?', $this->currentId, $key));
}
if (isset($key[0]) && '$' === $key[0]) {
foreach ($parameters as $j => $p) {
if ($key === '$'.$p->name) {
if ($p->isVariadic() && \is_array($argument)) {
foreach ($argument as $variadicArgument) {
$resolvedArguments[$j++] = $variadicArgument;
}
} else {
$resolvedArguments[$j] = $argument;
}
continue 2;
}
}
throw new InvalidArgumentException(sprintf('Invalid service "%s": method "%s()" has no argument named "%s". Check your service definition.', $this->currentId, $class !== $this->currentId ? $class.'::'.$method : $method, $key));
}
if (null !== $argument && !$argument instanceof Reference && !$argument instanceof Definition) {
throw new InvalidArgumentException(sprintf('Invalid service "%s": the value of argument "%s" of method "%s()" must be null, an instance of %s or an instance of %s, %s given.', $this->currentId, $key, $class !== $this->currentId ? $class.'::'.$method : $method, Reference::class, Definition::class, \gettype($argument)));
}
$typeFound = false;
foreach ($parameters as $j => $p) {
if (!\array_key_exists($j, $resolvedArguments) && ProxyHelper::getTypeHint($r, $p, true) === $key) {
$resolvedArguments[$j] = $argument;
$typeFound = true;
}
}
if (!$typeFound) {
throw new InvalidArgumentException(sprintf('Invalid service "%s": method "%s()" has no argument type-hinted as "%s". Check your service definition.', $this->currentId, $class !== $this->currentId ? $class.'::'.$method : $method, $key));
}
}
if ($resolvedArguments !== $call[1]) {
ksort($resolvedArguments);
$calls[$i][1] = $resolvedArguments;
}
}
list(, $arguments) = array_pop($calls);
if ($arguments !== $value->getArguments()) {
$value->setArguments($arguments);
}
if ($calls !== $value->getMethodCalls()) {
$value->setMethodCalls($calls);
}
return parent::processValue($value, $isRoot);
}
}
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