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backend/vendor/symfony/validator/DependencyInjection/AttributeMetadataPass.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\Validator\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\Validator\Exception\MappingException;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+final class AttributeMetadataPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container): void
+    {
+        if (!$container->hasDefinition('validator.builder')) {
+            return;
+        }
+
+        $resolve = $container->getParameterBag()->resolveValue(...);
+        $mappedClasses = [];
+        foreach ($container->getDefinitions() as $id => $definition) {
+            if (!$definition->hasTag('validator.attribute_metadata')) {
+                continue;
+            }
+            $class = $resolve($definition->getClass());
+            foreach ($definition->getTag('validator.attribute_metadata') as $attributes) {
+                if ($class !== $for = $attributes['for'] ?? $class) {
+                    $this->checkSourceMapsToTarget($container, $class, $for);
+                }
+
+                $mappedClasses[$for][$class] = true;
+            }
+        }
+
+        if (!$mappedClasses) {
+            return;
+        }
+
+        ksort($mappedClasses);
+
+        $container->getDefinition('validator.builder')
+            ->addMethodCall('addAttributeMappings', [array_map('array_keys', $mappedClasses)]);
+    }
+
+    private function checkSourceMapsToTarget(ContainerBuilder $container, string $source, string $target): void
+    {
+        $source = $container->getReflectionClass($source);
+        $target = $container->getReflectionClass($target);
+
+        foreach ($source->getProperties() as $p) {
+            if ($p->class === $source->name && !($target->hasProperty($p->name) && $target->getProperty($p->name)->class === $target->name)) {
+                throw new MappingException(\sprintf('The property "%s" on "%s" is not present on "%s".', $p->name, $source->name, $target->name));
+            }
+        }
+
+        foreach ($source->getMethods() as $m) {
+            if ($m->class === $source->name && !($target->hasMethod($m->name) && $target->getMethod($m->name)->class === $target->name)) {
+                throw new MappingException(\sprintf('The method "%s" on "%s" is not present on "%s".', $m->name, $source->name, $target->name));
+            }
+        }
+    }
+}