245 lines
8.9 KiB
PHP
245 lines
8.9 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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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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*/
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namespace Symfony\Component\DependencyInjection\Compiler;
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use Symfony\Component\DependencyInjection\Argument\BoundArgument;
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use Symfony\Component\DependencyInjection\Argument\ServiceLocatorArgument;
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use Symfony\Component\DependencyInjection\Argument\TaggedIteratorArgument;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
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use Symfony\Component\DependencyInjection\Exception\RuntimeException;
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use Symfony\Component\DependencyInjection\LazyProxy\ProxyHelper;
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use Symfony\Component\DependencyInjection\Reference;
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use Symfony\Component\DependencyInjection\TypedReference;
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/**
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* @author Guilhem Niot <guilhem.niot@gmail.com>
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*/
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class ResolveBindingsPass extends AbstractRecursivePass
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{
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private $usedBindings = [];
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private $unusedBindings = [];
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private $errorMessages = [];
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/**
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* {@inheritdoc}
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*/
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public function process(ContainerBuilder $container)
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{
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$this->usedBindings = $container->getRemovedBindingIds();
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try {
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parent::process($container);
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foreach ($this->unusedBindings as [$key, $serviceId, $bindingType, $file]) {
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$argumentType = $argumentName = $message = null;
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if (str_contains($key, ' ')) {
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[$argumentType, $argumentName] = explode(' ', $key, 2);
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} elseif ('$' === $key[0]) {
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$argumentName = $key;
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} else {
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$argumentType = $key;
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}
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if ($argumentType) {
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$message .= sprintf('of type "%s" ', $argumentType);
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}
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if ($argumentName) {
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$message .= sprintf('named "%s" ', $argumentName);
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}
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if (BoundArgument::DEFAULTS_BINDING === $bindingType) {
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$message .= 'under "_defaults"';
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} elseif (BoundArgument::INSTANCEOF_BINDING === $bindingType) {
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$message .= 'under "_instanceof"';
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} else {
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$message .= sprintf('for service "%s"', $serviceId);
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}
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if ($file) {
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$message .= sprintf(' in file "%s"', $file);
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}
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$message = sprintf('A binding is configured for an argument %s, but no corresponding argument has been found. It may be unused and should be removed, or it may have a typo.', $message);
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if ($this->errorMessages) {
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$message .= sprintf("\nCould be related to%s:", 1 < \count($this->errorMessages) ? ' one of' : '');
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}
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foreach ($this->errorMessages as $m) {
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$message .= "\n - ".$m;
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}
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throw new InvalidArgumentException($message);
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}
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} finally {
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$this->usedBindings = [];
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$this->unusedBindings = [];
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$this->errorMessages = [];
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}
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}
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/**
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* {@inheritdoc}
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*/
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protected function processValue($value, $isRoot = false)
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{
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if ($value instanceof TypedReference && $value->getType() === (string) $value) {
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// Already checked
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$bindings = $this->container->getDefinition($this->currentId)->getBindings();
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$name = $value->getName();
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if (isset($name, $bindings[$name = $value.' $'.$name])) {
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return $this->getBindingValue($bindings[$name]);
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}
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if (isset($bindings[$value->getType()])) {
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return $this->getBindingValue($bindings[$value->getType()]);
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}
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return parent::processValue($value, $isRoot);
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}
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if (!$value instanceof Definition || !$bindings = $value->getBindings()) {
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return parent::processValue($value, $isRoot);
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}
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$bindingNames = [];
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foreach ($bindings as $key => $binding) {
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[$bindingValue, $bindingId, $used, $bindingType, $file] = $binding->getValues();
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if ($used) {
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$this->usedBindings[$bindingId] = true;
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unset($this->unusedBindings[$bindingId]);
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} elseif (!isset($this->usedBindings[$bindingId])) {
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$this->unusedBindings[$bindingId] = [$key, $this->currentId, $bindingType, $file];
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}
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if (preg_match('/^(?:(?:array|bool|float|int|string|iterable|([^ $]++)) )\$/', $key, $m)) {
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$bindingNames[substr($key, \strlen($m[0]))] = $binding;
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}
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if (!isset($m[1])) {
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continue;
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}
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if (is_subclass_of($m[1], \UnitEnum::class)) {
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$bindingNames[substr($key, \strlen($m[0]))] = $binding;
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continue;
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}
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if (null !== $bindingValue && !$bindingValue instanceof Reference && !$bindingValue instanceof Definition && !$bindingValue instanceof TaggedIteratorArgument && !$bindingValue instanceof ServiceLocatorArgument) {
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throw new InvalidArgumentException(sprintf('Invalid value for binding key "%s" for service "%s": expected "%s", "%s", "%s", "%s" or null, "%s" given.', $key, $this->currentId, Reference::class, Definition::class, TaggedIteratorArgument::class, ServiceLocatorArgument::class, \gettype($bindingValue)));
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}
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}
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if ($value->isAbstract()) {
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return parent::processValue($value, $isRoot);
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}
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$calls = $value->getMethodCalls();
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try {
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if ($constructor = $this->getConstructor($value, false)) {
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$calls[] = [$constructor, $value->getArguments()];
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}
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} catch (RuntimeException $e) {
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$this->errorMessages[] = $e->getMessage();
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$this->container->getDefinition($this->currentId)->addError($e->getMessage());
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return parent::processValue($value, $isRoot);
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}
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foreach ($calls as $i => $call) {
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[$method, $arguments] = $call;
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if ($method instanceof \ReflectionFunctionAbstract) {
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$reflectionMethod = $method;
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} else {
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try {
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$reflectionMethod = $this->getReflectionMethod($value, $method);
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} catch (RuntimeException $e) {
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if ($value->getFactory()) {
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continue;
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}
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throw $e;
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}
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}
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foreach ($reflectionMethod->getParameters() as $key => $parameter) {
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if (\array_key_exists($key, $arguments) && '' !== $arguments[$key]) {
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continue;
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}
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$typeHint = ProxyHelper::getTypeHint($reflectionMethod, $parameter);
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if ($typeHint && \array_key_exists($k = ltrim($typeHint, '\\').' $'.$parameter->name, $bindings)) {
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$arguments[$key] = $this->getBindingValue($bindings[$k]);
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continue;
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}
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if (\array_key_exists('$'.$parameter->name, $bindings)) {
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$arguments[$key] = $this->getBindingValue($bindings['$'.$parameter->name]);
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continue;
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}
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if ($typeHint && '\\' === $typeHint[0] && isset($bindings[$typeHint = substr($typeHint, 1)])) {
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$arguments[$key] = $this->getBindingValue($bindings[$typeHint]);
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continue;
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}
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if (isset($bindingNames[$parameter->name])) {
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$bindingKey = array_search($binding, $bindings, true);
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$argumentType = substr($bindingKey, 0, strpos($bindingKey, ' '));
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$this->errorMessages[] = sprintf('Did you forget to add the type "%s" to argument "$%s" of method "%s::%s()"?', $argumentType, $parameter->name, $reflectionMethod->class, $reflectionMethod->name);
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}
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}
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if ($arguments !== $call[1]) {
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ksort($arguments);
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$calls[$i][1] = $arguments;
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}
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}
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if ($constructor) {
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[, $arguments] = array_pop($calls);
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if ($arguments !== $value->getArguments()) {
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$value->setArguments($arguments);
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}
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}
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if ($calls !== $value->getMethodCalls()) {
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$value->setMethodCalls($calls);
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}
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return parent::processValue($value, $isRoot);
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}
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/**
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* @return mixed
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*/
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private function getBindingValue(BoundArgument $binding)
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{
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[$bindingValue, $bindingId] = $binding->getValues();
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$this->usedBindings[$bindingId] = true;
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unset($this->unusedBindings[$bindingId]);
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return $bindingValue;
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}
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}
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