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vendor/symfony/translation/Extractor/Visitor/AbstractVisitor.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\Translation\Extractor\Visitor;
+
+use PhpParser\Node;
+use Symfony\Component\Translation\MessageCatalogue;
+
+/**
+ * @author Mathieu Santostefano <msantostefano@protonmail.com>
+ */
+abstract class AbstractVisitor
+{
+    private MessageCatalogue $catalogue;
+    private \SplFileInfo $file;
+    private string $messagePrefix;
+
+    public function initialize(MessageCatalogue $catalogue, \SplFileInfo $file, string $messagePrefix): void
+    {
+        $this->catalogue = $catalogue;
+        $this->file = $file;
+        $this->messagePrefix = $messagePrefix;
+    }
+
+    protected function addMessageToCatalogue(string $message, ?string $domain, int $line): void
+    {
+        $domain ??= 'messages';
+        $this->catalogue->set($message, $this->messagePrefix.$message, $domain);
+        $metadata = $this->catalogue->getMetadata($message, $domain) ?? [];
+        $normalizedFilename = preg_replace('{[\\\\/]+}', '/', $this->file);
+        $metadata['sources'][] = $normalizedFilename.':'.$line;
+        $this->catalogue->setMetadata($message, $metadata, $domain);
+    }
+
+    protected function getStringArguments(Node\Expr\CallLike|Node\Attribute|Node\Expr\New_ $node, int|string $index, bool $indexIsRegex = false): array
+    {
+        if (\is_string($index)) {
+            return $this->getStringNamedArguments($node, $index, $indexIsRegex);
+        }
+
+        $args = $node instanceof Node\Expr\CallLike ? $node->getRawArgs() : $node->args;
+
+        if (!($arg = $args[$index] ?? null) instanceof Node\Arg) {
+            return [];
+        }
+
+        return (array) $this->getStringValue($arg->value);
+    }
+
+    protected function hasNodeNamedArguments(Node\Expr\CallLike|Node\Attribute|Node\Expr\New_ $node): bool
+    {
+        $args = $node instanceof Node\Expr\CallLike ? $node->getRawArgs() : $node->args;
+
+        foreach ($args as $arg) {
+            if ($arg instanceof Node\Arg && null !== $arg->name) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    protected function nodeFirstNamedArgumentIndex(Node\Expr\CallLike|Node\Attribute|Node\Expr\New_ $node): int
+    {
+        $args = $node instanceof Node\Expr\CallLike ? $node->getRawArgs() : $node->args;
+
+        foreach ($args as $i => $arg) {
+            if ($arg instanceof Node\Arg && null !== $arg->name) {
+                return $i;
+            }
+        }
+
+        return \PHP_INT_MAX;
+    }
+
+    private function getStringNamedArguments(Node\Expr\CallLike|Node\Attribute $node, ?string $argumentName = null, bool $isArgumentNamePattern = false): array
+    {
+        $args = $node instanceof Node\Expr\CallLike ? $node->getArgs() : $node->args;
+        $argumentValues = [];
+
+        foreach ($args as $arg) {
+            if (!$isArgumentNamePattern && $arg->name?->toString() === $argumentName) {
+                $argumentValues[] = $this->getStringValue($arg->value);
+            } elseif ($isArgumentNamePattern && preg_match($argumentName, $arg->name?->toString() ?? '') > 0) {
+                $argumentValues[] = $this->getStringValue($arg->value);
+            }
+        }
+
+        return array_filter($argumentValues);
+    }
+
+    private function getStringValue(Node $node): ?string
+    {
+        if ($node instanceof Node\Scalar\String_) {
+            return $node->value;
+        }
+
+        if ($node instanceof Node\Expr\BinaryOp\Concat) {
+            if (null === $left = $this->getStringValue($node->left)) {
+                return null;
+            }
+
+            if (null === $right = $this->getStringValue($node->right)) {
+                return null;
+            }
+
+            return $left.$right;
+        }
+
+        if ($node instanceof Node\Expr\Assign && $node->expr instanceof Node\Scalar\String_) {
+            return $node->expr->value;
+        }
+
+        if ($node instanceof Node\Expr\ClassConstFetch) {
+            try {
+                $reflection = new \ReflectionClass($node->class->toString());
+                $constant = $reflection->getReflectionConstant($node->name->toString());
+                if (false !== $constant && \is_string($constant->getValue())) {
+                    return $constant->getValue();
+                }
+            } catch (\ReflectionException) {
+            }
+        }
+
+        return null;
+    }
+}

vendor/symfony/translation/Extractor/Visitor/ConstraintVisitor.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\Translation\Extractor\Visitor;
+
+use PhpParser\Node;
+use PhpParser\NodeVisitor;
+
+/**
+ * @author Mathieu Santostefano <msantostefano@protonmail.com>
+ *
+ * Code mostly comes from https://github.com/php-translation/extractor/blob/master/src/Visitor/Php/Symfony/Constraint.php
+ */
+final class ConstraintVisitor extends AbstractVisitor implements NodeVisitor
+{
+    public function __construct(
+        private readonly array $constraintClassNames = []
+    ) {
+    }
+
+    public function beforeTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+
+    public function enterNode(Node $node): ?Node
+    {
+        return null;
+    }
+
+    public function leaveNode(Node $node): ?Node
+    {
+        if (!$node instanceof Node\Expr\New_ && !$node instanceof Node\Attribute) {
+            return null;
+        }
+
+        $className = $node instanceof Node\Attribute ? $node->name : $node->class;
+        if (!$className instanceof Node\Name) {
+            return null;
+        }
+
+        $parts = $className->getParts();
+        $isConstraintClass = false;
+
+        foreach ($parts as $part) {
+            if (\in_array($part, $this->constraintClassNames, true)) {
+                $isConstraintClass = true;
+
+                break;
+            }
+        }
+
+        if (!$isConstraintClass) {
+            return null;
+        }
+
+        $arg = $node->args[0] ?? null;
+        if (!$arg instanceof Node\Arg) {
+            return null;
+        }
+
+        if ($this->hasNodeNamedArguments($node)) {
+            $messages = $this->getStringArguments($node, '/message/i', true);
+        } else {
+            if (!$arg->value instanceof Node\Expr\Array_) {
+                // There is no way to guess which argument is a message to be translated.
+                return null;
+            }
+
+            $messages = [];
+            $options = $arg->value;
+
+            /** @var Node\Expr\ArrayItem $item */
+            foreach ($options->items as $item) {
+                if (!$item->key instanceof Node\Scalar\String_) {
+                    continue;
+                }
+
+                if (false === stripos($item->key->value ?? '', 'message')) {
+                    continue;
+                }
+
+                if (!$item->value instanceof Node\Scalar\String_) {
+                    continue;
+                }
+
+                $messages[] = $item->value->value;
+
+                break;
+            }
+        }
+
+        foreach ($messages as $message) {
+            $this->addMessageToCatalogue($message, 'validators', $node->getStartLine());
+        }
+
+        return null;
+    }
+
+    public function afterTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+}

vendor/symfony/translation/Extractor/Visitor/TransMethodVisitor.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\Translation\Extractor\Visitor;
+
+use PhpParser\Node;
+use PhpParser\NodeVisitor;
+
+/**
+ * @author Mathieu Santostefano <msantostefano@protonmail.com>
+ */
+final class TransMethodVisitor extends AbstractVisitor implements NodeVisitor
+{
+    public function beforeTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+
+    public function enterNode(Node $node): ?Node
+    {
+        return null;
+    }
+
+    public function leaveNode(Node $node): ?Node
+    {
+        if (!$node instanceof Node\Expr\MethodCall && !$node instanceof Node\Expr\FuncCall) {
+            return null;
+        }
+
+        if (!\is_string($node->name) && !$node->name instanceof Node\Identifier && !$node->name instanceof Node\Name) {
+            return null;
+        }
+
+        $name = $node->name instanceof Node\Name ? $node->name->getLast() : (string) $node->name;
+
+        if ('trans' === $name || 't' === $name) {
+            $firstNamedArgumentIndex = $this->nodeFirstNamedArgumentIndex($node);
+
+            if (!$messages = $this->getStringArguments($node, 0 < $firstNamedArgumentIndex ? 0 : 'message')) {
+                return null;
+            }
+
+            $domain = $this->getStringArguments($node, 2 < $firstNamedArgumentIndex ? 2 : 'domain')[0] ?? null;
+
+            foreach ($messages as $message) {
+                $this->addMessageToCatalogue($message, $domain, $node->getStartLine());
+            }
+        }
+
+        return null;
+    }
+
+    public function afterTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+}

vendor/symfony/translation/Extractor/Visitor/TranslatableMessageVisitor.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\Translation\Extractor\Visitor;
+
+use PhpParser\Node;
+use PhpParser\NodeVisitor;
+
+/**
+ * @author Mathieu Santostefano <msantostefano@protonmail.com>
+ */
+final class TranslatableMessageVisitor extends AbstractVisitor implements NodeVisitor
+{
+    public function beforeTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+
+    public function enterNode(Node $node): ?Node
+    {
+        return null;
+    }
+
+    public function leaveNode(Node $node): ?Node
+    {
+        if (!$node instanceof Node\Expr\New_) {
+            return null;
+        }
+
+        if (!($className = $node->class) instanceof Node\Name) {
+            return null;
+        }
+
+        if (!\in_array('TranslatableMessage', $className->getParts(), true)) {
+            return null;
+        }
+
+        $firstNamedArgumentIndex = $this->nodeFirstNamedArgumentIndex($node);
+
+        if (!$messages = $this->getStringArguments($node, 0 < $firstNamedArgumentIndex ? 0 : 'message')) {
+            return null;
+        }
+
+        $domain = $this->getStringArguments($node, 2 < $firstNamedArgumentIndex ? 2 : 'domain')[0] ?? null;
+
+        foreach ($messages as $message) {
+            $this->addMessageToCatalogue($message, $domain, $node->getStartLine());
+        }
+
+        return null;
+    }
+
+    public function afterTraverse(array $nodes): ?Node
+    {
+        return null;
+    }
+}