12077616009

Committed 29 Nov 2024 01:41AM UTC coverage: 91.985%. First build

Build # 12077616009

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Commit Message

Factory & Extractor: added support for property hooks & asymmetric visibility

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98.71

/src/PhpGenerator/Extractor.php

<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */

declare(strict_types=1);

namespace Nette\PhpGenerator;

use Nette;
use PhpParser;
use PhpParser\Modifiers;
use PhpParser\Node;
use PhpParser\NodeFinder;
use PhpParser\ParserFactory;


/**
 * Extracts information from PHP code.
 * @internal
 */
final class Extractor
{
        private string $code;

        /** @var Node[] */
        private array $statements;
        private PhpParser\PrettyPrinterAbstract $printer;


        public function __construct(string $code)
        {
                if (!class_exists(ParserFactory::class)) {
                        throw new Nette\NotSupportedException("PHP-Parser is required to load method bodies, install package 'nikic/php-parser' 4.7 or newer.");
                }

                $this->printer = new PhpParser\PrettyPrinter\Standard;
                $this->parseCode($code);
        }


        private function parseCode(string $code): void
        {
                if (!str_starts_with($code, '<?php')) {
                        throw new Nette\InvalidStateException('The input string is not a PHP code.');
                }

                $this->code = Nette\Utils\Strings::normalizeNewlines($code);
                $parser = (new ParserFactory)->createForNewestSupportedVersion();
                $stmts = $parser->parse($this->code);

                $traverser = new PhpParser\NodeTraverser;
                $traverser->addVisitor(new PhpParser\NodeVisitor\ParentConnectingVisitor);
                $traverser->addVisitor(new PhpParser\NodeVisitor\NameResolver(null, ['preserveOriginalNames' => true]));
                $this->statements = $traverser->traverse($stmts);
        }


        /** @return array<string, string> */
        public function extractMethodBodies(string $className): array
        {
                $nodeFinder = new NodeFinder;
                $classNode = $nodeFinder->findFirst(
                        $this->statements,
                        fn(Node $node) => $node instanceof Node\Stmt\ClassLike && $node->namespacedName->toString() === $className,
                );

                $res = [];
                foreach ($nodeFinder->findInstanceOf($classNode, Node\Stmt\ClassMethod::class) as $methodNode) {
                        assert($methodNode instanceof Node\Stmt\ClassMethod);
                        if ($methodNode->stmts) {
                                $res[$methodNode->name->toString()] = $this->getReformattedContents($methodNode->stmts, 2);
                        }
                }

                return $res;
        }


        public function extractFunctionBody(string $name): ?string
        {
                $functionNode = (new NodeFinder)->findFirst(
                        $this->statements,
                        fn(Node $node) => $node instanceof Node\Stmt\Function_ && $node->namespacedName->toString() === $name,
                );
                assert($functionNode instanceof Node\Stmt\Function_);

                return $this->getReformattedContents($functionNode->stmts, 1);
        }


        /** @param  Node[]  $nodes */
        private function getReformattedContents(array $nodes, int $level): string
        {
                $body = $this->getNodeContents(...$nodes);
                $body = $this->performReplacements($body, $this->prepareReplacements($nodes, $level));
                return Helpers::unindent($body, $level);
        }


        /**
         * @param  Node[]  $nodes
         * @return array<array{int, int, string}>
         */
        private function prepareReplacements(array $nodes, int $level): array
        {
                $start = $this->getNodeStartPos($nodes[0]);
                $replacements = [];
                $indent = "\n" . str_repeat("\t", $level);
                (new NodeFinder)->find($nodes, function (Node $node) use (&$replacements, $start, $level, $indent) {
                        if ($node instanceof Node\Name\FullyQualified) {
                                if ($node->getAttribute('originalName') instanceof Node\Name) {
                                        $of = match (true) {
                                                $node->getAttribute('parent') instanceof Node\Expr\ConstFetch => PhpNamespace::NameConstant,
                                                $node->getAttribute('parent') instanceof Node\Expr\FuncCall => PhpNamespace::NameFunction,
                                                default => PhpNamespace::NameNormal,
                                        };
                                        $replacements[] = [
                                                $node->getStartFilePos() - $start,
                                                $node->getEndFilePos() - $start,
                                                Helpers::tagName($node->toCodeString(), $of),
                                        ];
                                }

                        } elseif (
                                $node instanceof Node\Scalar\String_
                                && in_array($node->getAttribute('kind'), [Node\Scalar\String_::KIND_SINGLE_QUOTED, Node\Scalar\String_::KIND_DOUBLE_QUOTED], true)
                                && str_contains($node->getAttribute('rawValue'), "\n")
                        ) { // multi-line strings -> single line
                                $replacements[] = [
                                        $node->getStartFilePos() - $start,
                                        $node->getEndFilePos() - $start,
                                        '"' . addcslashes($node->value, "\x00..\x1F\"") . '"',
                                ];

                        } elseif (
                                $node instanceof Node\Scalar\String_
                                && in_array($node->getAttribute('kind'), [Node\Scalar\String_::KIND_NOWDOC, Node\Scalar\String_::KIND_HEREDOC], true)
                                && Helpers::unindent($node->getAttribute('docIndentation'), $level) === $node->getAttribute('docIndentation')
                        ) { // fix indentation of NOWDOW/HEREDOC
                                $replacements[] = [
                                        $node->getStartFilePos() - $start,
                                        $node->getEndFilePos() - $start,
                                        str_replace("\n", $indent, $this->getNodeContents($node)),
                                ];

                        } elseif (
                                $node instanceof Node\Scalar\Encapsed
                                && $node->getAttribute('kind') === Node\Scalar\String_::KIND_DOUBLE_QUOTED
                        ) { // multi-line strings -> single line
                                foreach ($node->parts as $part) {
                                        if ($part instanceof Node\Scalar\EncapsedStringPart) {
                                                $replacements[] = [
                                                        $part->getStartFilePos() - $start,
                                                        $part->getEndFilePos() - $start,
                                                        addcslashes($part->value, "\x00..\x1F\""),
                                                ];
                                        }
                                }
                        } elseif (
                                $node instanceof Node\Scalar\Encapsed && $node->getAttribute('kind') === Node\Scalar\String_::KIND_HEREDOC
                                && Helpers::unindent($node->getAttribute('docIndentation'), $level) === $node->getAttribute('docIndentation')
                        ) { // fix indentation of HEREDOC
                                $replacements[] = [
                                        $tmp = $node->getStartFilePos() - $start + strlen($node->getAttribute('docLabel')) + 3, // <<<
                                        $tmp,
                                        $indent,
                                ];
                                $replacements[] = [
                                        $tmp = $node->getEndFilePos() - $start - strlen($node->getAttribute('docLabel')),
                                        $tmp,
                                        $indent,
                                ];
                                foreach ($node->parts as $part) {
                                        if ($part instanceof Node\Scalar\EncapsedStringPart) {
                                                $replacements[] = [
                                                        $part->getStartFilePos() - $start,
                                                        $part->getEndFilePos() - $start,
                                                        str_replace("\n", $indent, $this->getNodeContents($part)),
                                                ];
                                        }
                                }
                        }
                });
                return $replacements;
        }


        /** @param  array<array{int, int, string}>  $replacements */
        private function performReplacements(string $s, array $replacements): string
        {
                usort($replacements, fn($a, $b) => $b[0] <=> $a[0]);

                foreach ($replacements as [$start, $end, $replacement]) {
                        $s = substr_replace($s, $replacement, $start, $end - $start + 1);
                }

                return $s;
        }


        public function extractAll(): PhpFile
        {
                $phpFile = new PhpFile;

                if (
                        $this->statements
                        && !$this->statements[0] instanceof Node\Stmt\ClassLike
                        && !$this->statements[0] instanceof Node\Stmt\Function_
                ) {
                        $this->addCommentAndAttributes($phpFile, $this->statements[0]);
                }

                $namespaces = ['' => $this->statements];
                foreach ($this->statements as $node) {
                        if ($node instanceof Node\Stmt\Declare_
                                && $node->declares[0] instanceof Node\Stmt\DeclareDeclare
                                && $node->declares[0]->key->name === 'strict_types'
                                && $node->declares[0]->value instanceof Node\Scalar\LNumber
                        ) {
                                $phpFile->setStrictTypes((bool) $node->declares[0]->value->value);

                        } elseif ($node instanceof Node\Stmt\Namespace_) {
                                $namespaces[$node->name->toString()] = $node->stmts;
                        }
                }

                foreach ($namespaces as $name => $nodes) {
                        foreach ($nodes as $node) {
                                match (true) {
                                        $node instanceof Node\Stmt\Use_ => $this->addUseToNamespace($phpFile->addNamespace($name), $node),
                                        $node instanceof Node\Stmt\ClassLike => $this->addClassLikeToFile($phpFile, $node),
                                        $node instanceof Node\Stmt\Function_ => $this->addFunctionToFile($phpFile, $node),
                                        default => null,
                                };
                        }
                }

                return $phpFile;
        }


        private function addUseToNamespace(PhpNamespace $namespace, Node\Stmt\Use_ $node): void
        {
                $of = [
                        $node::TYPE_NORMAL => PhpNamespace::NameNormal,
                        $node::TYPE_FUNCTION => PhpNamespace::NameFunction,
                        $node::TYPE_CONSTANT => PhpNamespace::NameConstant,
                ][$node->type];
                foreach ($node->uses as $use) {
                        $namespace->addUse($use->name->toString(), $use->alias?->toString(), $of);
                }
        }


        private function addClassLikeToFile(PhpFile $phpFile, Node\Stmt\ClassLike $node): ClassLike
        {
                if ($node instanceof Node\Stmt\Class_) {
                        $class = $phpFile->addClass($node->namespacedName->toString());
                        $class->setFinal($node->isFinal());
                        $class->setAbstract($node->isAbstract());
                        $class->setReadOnly(method_exists($node, 'isReadonly') && $node->isReadonly());
                        if ($node->extends) {
                                $class->setExtends($node->extends->toString());
                        }
                        foreach ($node->implements as $item) {
                                $class->addImplement($item->toString());
                        }
                } elseif ($node instanceof Node\Stmt\Interface_) {
                        $class = $phpFile->addInterface($node->namespacedName->toString());
                        foreach ($node->extends as $item) {
                                $class->addExtend($item->toString());
                        }
                } elseif ($node instanceof Node\Stmt\Trait_) {
                        $class = $phpFile->addTrait($node->namespacedName->toString());

                } elseif ($node instanceof Node\Stmt\Enum_) {
                        $class = $phpFile->addEnum($node->namespacedName->toString());
                        $class->setType($node->scalarType?->toString());
                        foreach ($node->implements as $item) {
                                $class->addImplement($item->toString());
                        }
                }

                $this->addCommentAndAttributes($class, $node);
                $this->addClassMembers($class, $node);
                return $class;
        }


        private function addClassMembers(ClassLike $class, Node\Stmt\ClassLike $node): void
        {
                foreach ($node->stmts as $stmt) {
                        match (true) {
                                $stmt instanceof Node\Stmt\TraitUse => $this->addTraitToClass($class, $stmt),
                                $stmt instanceof Node\Stmt\Property => $this->addPropertyToClass($class, $stmt),
                                $stmt instanceof Node\Stmt\ClassMethod => $this->addMethodToClass($class, $stmt),
                                $stmt instanceof Node\Stmt\ClassConst => $this->addConstantToClass($class, $stmt),
                                $stmt instanceof Node\Stmt\EnumCase => $this->addEnumCaseToClass($class, $stmt),
                                default => null,
                        };
                }
        }


        private function addTraitToClass(ClassLike $class, Node\Stmt\TraitUse $node): void
        {
                foreach ($node->traits as $item) {
                        $trait = $class->addTrait($item->toString());
                }

                foreach ($node->adaptations as $item) {
                        $trait->addResolution(rtrim($this->getReformattedContents([$item], 0), ';'));
                }

                $this->addCommentAndAttributes($trait, $node);
        }


        private function addPropertyToClass(ClassLike $class, Node\Stmt\Property $node): void
        {
                foreach ($node->props as $item) {
                        $prop = $class->addProperty($item->name->toString());
                        $prop->setStatic($node->isStatic());
                        $prop->setVisibility($this->toVisibility($node->flags), $this->toSetterVisibility($node->flags));
                        $prop->setType($node->type ? $this->toPhp($node->type) : null);
                        if ($item->default) {
                                $prop->setValue($this->toValue($item->default));
                        }

                        $prop->setReadOnly((method_exists($node, 'isReadonly') && $node->isReadonly()) || ($class instanceof ClassType && $class->isReadOnly()));
                        $this->addCommentAndAttributes($prop, $node);

                        $prop->setAbstract((bool) ($node->flags & Node\Stmt\Class_::MODIFIER_ABSTRACT));
                        $prop->setFinal((bool) ($node->flags & Node\Stmt\Class_::MODIFIER_FINAL));
                        $this->addHooksToProperty($prop, $node);
                }
        }


        private function addHooksToProperty(Property|PromotedParameter $prop, Node\Stmt\Property|Node\Param $node): void
        {
                if (!class_exists(Node\PropertyHook::class)) {
                        return;
                }

                foreach ($node->hooks as $hookNode) {
                        $hook = $prop->addHook($hookNode->name->toString());
                        $hook->setFinal((bool) ($hookNode->flags & Modifiers::FINAL));
                        $this->setupFunction($hook, $hookNode);
                        if ($hookNode->body === null) {
                                $hook->setAbstract();
                        } elseif (!is_array($hookNode->body)) {
                                $hook->setBody($this->getReformattedContents([$hookNode->body], 1), short: true);
                        }
                }
        }


        private function addMethodToClass(ClassLike $class, Node\Stmt\ClassMethod $node): void
        {
                $method = $class->addMethod($node->name->toString());
                $method->setAbstract($node->isAbstract());
                $method->setFinal($node->isFinal());
                $method->setStatic($node->isStatic());
                $method->setVisibility($this->toVisibility($node->flags));
                $this->setupFunction($method, $node);
                if ($method->getName() === Method::Constructor && $class instanceof ClassType && $class->isReadOnly()) {
                        array_map(fn($param) => $param instanceof PromotedParameter ? $param->setReadOnly() : $param, $method->getParameters());
                }
        }


        private function addConstantToClass(ClassLike $class, Node\Stmt\ClassConst $node): void
        {
                foreach ($node->consts as $item) {
                        $const = $class->addConstant($item->name->toString(), $this->toValue($item->value));
                        $const->setVisibility($this->toVisibility($node->flags));
                        $const->setFinal(method_exists($node, 'isFinal') && $node->isFinal());
                        $this->addCommentAndAttributes($const, $node);
                }
        }


        private function addEnumCaseToClass(EnumType $class, Node\Stmt\EnumCase $node): void
        {
                $value = match (true) {
                        $node->expr === null => null,
                        $node->expr instanceof Node\Scalar\LNumber, $node->expr instanceof Node\Scalar\String_ => $node->expr->value,
                        default => $this->toValue($node->expr),
                };
                $case = $class->addCase($node->name->toString(), $value);
                $this->addCommentAndAttributes($case, $node);
        }


        private function addFunctionToFile(PhpFile $phpFile, Node\Stmt\Function_ $node): void
        {
                $function = $phpFile->addFunction($node->namespacedName->toString());
                $this->setupFunction($function, $node);
        }


        private function addCommentAndAttributes(
                PhpFile|ClassLike|Constant|Property|GlobalFunction|Method|Parameter|EnumCase|TraitUse|PropertyHook $element,
                Node $node,
        ): void
        {
                if ($node->getDocComment()) {
                        $comment = $node->getDocComment()->getReformattedText();
                        $comment = Helpers::unformatDocComment($comment);
                        $element->setComment($comment);
                        $node->setDocComment(new PhpParser\Comment\Doc(''));
                }

                foreach ($node->attrGroups ?? [] as $group) {
                        foreach ($group->attrs as $attribute) {
                                $args = [];
                                foreach ($attribute->args as $arg) {
                                        if ($arg->name) {
                                                $args[$arg->name->toString()] = $this->toValue($arg->value);
                                        } else {
                                                $args[] = $this->toValue($arg->value);
                                        }
                                }

                                $element->addAttribute($attribute->name->toString(), $args);
                        }
                }
        }


        private function setupFunction(GlobalFunction|Method|PropertyHook $function, Node\FunctionLike $node): void
        {
                $function->setReturnReference($node->returnsByRef());
                if (!$function instanceof PropertyHook) {
                        $function->setReturnType($node->getReturnType() ? $this->toPhp($node->getReturnType()) : null);
                }

                foreach ($node->getParams() as $item) {
                        $getVisibility = $this->toVisibility($item->flags);
                        $setVisibility = $this->toSetterVisibility($item->flags);
                        if ($getVisibility || $setVisibility) {
                                $param = $function->addPromotedParameter($item->var->name)
                                        ->setVisibility($getVisibility, $setVisibility)
                                        ->setReadonly((bool) ($item->flags & Node\Stmt\Class_::MODIFIER_READONLY));
                                $this->addHooksToProperty($param, $item);
                        } else {
                                $param = $function->addParameter($item->var->name);
                        }
                        $param->setType($item->type ? $this->toPhp($item->type) : null);
                        $param->setReference($item->byRef);
                        if (!$function instanceof PropertyHook) {
                                $function->setVariadic($item->variadic);
                        }
                        if ($item->default) {
                                $param->setDefaultValue($this->toValue($item->default));
                        }

                        $this->addCommentAndAttributes($param, $item);
                }

                $this->addCommentAndAttributes($function, $node);
                if ($node->getStmts()) {
                        $indent = $function instanceof GlobalFunction ? 1 : 2;
                        $function->setBody($this->getReformattedContents($node->getStmts(), $indent));
                }
        }


        private function toValue(Node\Expr $node): mixed
        {
                if ($node instanceof Node\Expr\ConstFetch) {
                        return match ($node->name->toLowerString()) {
                                'null' => null,
                                'true' => true,
                                'false' => false,
                                default => new Literal($this->getReformattedContents([$node], 0)),
                        };
                } elseif ($node instanceof Node\Scalar\LNumber
                        || $node instanceof Node\Scalar\DNumber
                        || $node instanceof Node\Scalar\String_
                ) {
                        return $node->value;

                } elseif ($node instanceof Node\Expr\Array_) {
                        $res = [];
                        foreach ($node->items as $item) {
                                if ($item->unpack) {
                                        return new Literal($this->getReformattedContents([$node], 0));

                                } elseif ($item->key) {
                                        $key = $item->key instanceof Node\Identifier
                                                ? $item->key->name
                                                : $this->toValue($item->key);

                                        if ($key instanceof Literal) {
                                                return new Literal($this->getReformattedContents([$node], 0));
                                        }

                                        $res[$key] = $this->toValue($item->value);

                                } else {
                                        $res[] = $this->toValue($item->value);
                                }
                        }
                        return $res;

                } else {
                        return new Literal($this->getReformattedContents([$node], 0));
                }
        }


        private function toVisibility(int $flags): ?string
        {
                return match (true) {
                        (bool) ($flags & Node\Stmt\Class_::MODIFIER_PUBLIC) => Visibility::Public,
                        (bool) ($flags & Node\Stmt\Class_::MODIFIER_PROTECTED) => Visibility::Protected,
                        (bool) ($flags & Node\Stmt\Class_::MODIFIER_PRIVATE) => Visibility::Private,
                        default => null,
                };
        }


        private function toSetterVisibility(int $flags): ?string
        {
                return match (true) {
                        !class_exists(Node\PropertyHook::class) => null,
                        (bool) ($flags & Modifiers::PUBLIC_SET) => Visibility::Public,
                        (bool) ($flags & Modifiers::PROTECTED_SET) => Visibility::Protected,
                        (bool) ($flags & Modifiers::PRIVATE_SET) => Visibility::Private,
                        default => null,
                };
        }


        private function toPhp(Node $value): string
        {
                $dolly = clone $value;
                $dolly->setAttribute('comments', []);
                return $this->printer->prettyPrint([$dolly]);
        }


        private function getNodeContents(Node ...$nodes): string
        {
                $start = $this->getNodeStartPos($nodes[0]);
                return substr($this->code, $start, end($nodes)->getEndFilePos() - $start + 1);
        }


        private function getNodeStartPos(Node $node): int
        {
                return ($comments = $node->getComments())
                        ? $comments[0]->getStartFilePos()
                        : $node->getStartFilePos();
        }
}

1	<?php
2
3	/**
4	* This file is part of the Nette Framework (https://nette.org)
5	* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
6	*/
7
8	declare(strict_types=1);
9
10	namespace Nette\PhpGenerator;
11
12	use Nette;
13	use PhpParser;
14	use PhpParser\Modifiers;
15	use PhpParser\Node;
16	use PhpParser\NodeFinder;
17	use PhpParser\ParserFactory;
18
19
20	/**
21	* Extracts information from PHP code.
22	* @internal
23	*/
24	final class Extractor
25	{
26	private string $code;
27
28	/** @var Node[] */
29	private array $statements;
30	private PhpParser\PrettyPrinterAbstract $printer;
31
32
33	public function __construct(string $code)	1✔
34	{
35	if (!class_exists(ParserFactory::class)) {	1✔
36	throw new Nette\NotSupportedException("PHP-Parser is required to load method bodies, install package 'nikic/php-parser' 4.7 or newer.");	×
37	}
38
39	$this->printer = new PhpParser\PrettyPrinter\Standard;	1✔
40	$this->parseCode($code);	1✔
41	}	1✔
42
43
44	private function parseCode(string $code): void	1✔
45	{
46	if (!str_starts_with($code, '<?php')) {	1✔
47	throw new Nette\InvalidStateException('The input string is not a PHP code.');	1✔
48	}
49
50	$this->code = Nette\Utils\Strings::normalizeNewlines($code);	1✔
51	$parser = (new ParserFactory)->createForNewestSupportedVersion();	1✔
52	$stmts = $parser->parse($this->code);	1✔
53
54	$traverser = new PhpParser\NodeTraverser;	1✔
55	$traverser->addVisitor(new PhpParser\NodeVisitor\ParentConnectingVisitor);	1✔
56	$traverser->addVisitor(new PhpParser\NodeVisitor\NameResolver(null, ['preserveOriginalNames' => true]));	1✔
57	$this->statements = $traverser->traverse($stmts);	1✔
58	}	1✔
59
60
61	/** @return array<string, string> */
62	public function extractMethodBodies(string $className): array	1✔
63	{
64	$nodeFinder = new NodeFinder;	1✔
65	$classNode = $nodeFinder->findFirst(	1✔
66	$this->statements,	1✔
67	fn(Node $node) => $node instanceof Node\Stmt\ClassLike && $node->namespacedName->toString() === $className,	1✔
68	);
69
70	$res = [];	1✔
71	foreach ($nodeFinder->findInstanceOf($classNode, Node\Stmt\ClassMethod::class) as $methodNode) {	1✔
72	assert($methodNode instanceof Node\Stmt\ClassMethod);
73	if ($methodNode->stmts) {	1✔
74	$res[$methodNode->name->toString()] = $this->getReformattedContents($methodNode->stmts, 2);	1✔
75	}
76	}
77
78	return $res;	1✔
79	}
80
81
82	public function extractFunctionBody(string $name): ?string	1✔
83	{
84	$functionNode = (new NodeFinder)->findFirst(	1✔
85	$this->statements,	1✔
86	fn(Node $node) => $node instanceof Node\Stmt\Function_ && $node->namespacedName->toString() === $name,	1✔
87	);
88	assert($functionNode instanceof Node\Stmt\Function_);
89
90	return $this->getReformattedContents($functionNode->stmts, 1);	1✔
91	}
92
93
94	/** @param Node[] $nodes */
95	private function getReformattedContents(array $nodes, int $level): string	1✔
96	{
97	$body = $this->getNodeContents(...$nodes);	1✔
98	$body = $this->performReplacements($body, $this->prepareReplacements($nodes, $level));	1✔
99	return Helpers::unindent($body, $level);	1✔
100	}
101
102
103	/**
104	* @param Node[] $nodes
105	* @return array<array{int, int, string}>
106	*/
107	private function prepareReplacements(array $nodes, int $level): array	1✔
108	{
109	$start = $this->getNodeStartPos($nodes[0]);	1✔
110	$replacements = [];	1✔
111	$indent = "\n" . str_repeat("\t", $level);	1✔
112	(new NodeFinder)->find($nodes, function (Node $node) use (&$replacements, $start, $level, $indent) {	1✔
113	if ($node instanceof Node\Name\FullyQualified) {	1✔
114	if ($node->getAttribute('originalName') instanceof Node\Name) {	1✔
115	$of = match (true) {	1✔
116	$node->getAttribute('parent') instanceof Node\Expr\ConstFetch => PhpNamespace::NameConstant,	1✔
117	$node->getAttribute('parent') instanceof Node\Expr\FuncCall => PhpNamespace::NameFunction,	1✔
118	default => PhpNamespace::NameNormal,	1✔
119	};
120	$replacements[] = [	1✔
121	$node->getStartFilePos() - $start,	1✔
122	$node->getEndFilePos() - $start,	1✔
123	Helpers::tagName($node->toCodeString(), $of),	1✔
124	];
125	}
126
127	} elseif (
128	$node instanceof Node\Scalar\String_	1✔
129	&& in_array($node->getAttribute('kind'), [Node\Scalar\String_::KIND_SINGLE_QUOTED, Node\Scalar\String_::KIND_DOUBLE_QUOTED], true)	1✔
130	&& str_contains($node->getAttribute('rawValue'), "\n")	1✔
131	) { // multi-line strings -> single line
132	$replacements[] = [	1✔
133	$node->getStartFilePos() - $start,	1✔
134	$node->getEndFilePos() - $start,	1✔
135	'"' . addcslashes($node->value, "\x00..\x1F\"") . '"',	1✔
136	];
137
138	} elseif (
139	$node instanceof Node\Scalar\String_	1✔
140	&& in_array($node->getAttribute('kind'), [Node\Scalar\String_::KIND_NOWDOC, Node\Scalar\String_::KIND_HEREDOC], true)	1✔
141	&& Helpers::unindent($node->getAttribute('docIndentation'), $level) === $node->getAttribute('docIndentation')	1✔
142	) { // fix indentation of NOWDOW/HEREDOC
143	$replacements[] = [	1✔
144	$node->getStartFilePos() - $start,	1✔
145	$node->getEndFilePos() - $start,	1✔
146	str_replace("\n", $indent, $this->getNodeContents($node)),	1✔
147	];
148
149	} elseif (
150	$node instanceof Node\Scalar\Encapsed	1✔
151	&& $node->getAttribute('kind') === Node\Scalar\String_::KIND_DOUBLE_QUOTED	1✔
152	) { // multi-line strings -> single line
153	foreach ($node->parts as $part) {	1✔
154	if ($part instanceof Node\Scalar\EncapsedStringPart) {	1✔
155	$replacements[] = [	1✔
156	$part->getStartFilePos() - $start,	1✔
157	$part->getEndFilePos() - $start,	1✔
158	addcslashes($part->value, "\x00..\x1F\""),	1✔
159	];
160	}
161	}
162	} elseif (
163	$node instanceof Node\Scalar\Encapsed && $node->getAttribute('kind') === Node\Scalar\String_::KIND_HEREDOC	1✔
164	&& Helpers::unindent($node->getAttribute('docIndentation'), $level) === $node->getAttribute('docIndentation')	1✔
165	) { // fix indentation of HEREDOC
166	$replacements[] = [	1✔
167	$tmp = $node->getStartFilePos() - $start + strlen($node->getAttribute('docLabel')) + 3, // <<<	1✔
168	$tmp,	1✔
169	$indent,	1✔
170	];
171	$replacements[] = [	1✔
172	$tmp = $node->getEndFilePos() - $start - strlen($node->getAttribute('docLabel')),	1✔
173	$tmp,	1✔
174	$indent,	1✔
175	];
176	foreach ($node->parts as $part) {	1✔
177	if ($part instanceof Node\Scalar\EncapsedStringPart) {	1✔
178	$replacements[] = [	1✔
179	$part->getStartFilePos() - $start,	1✔
180	$part->getEndFilePos() - $start,	1✔
181	str_replace("\n", $indent, $this->getNodeContents($part)),	1✔
182	];
183	}
184	}
185	}
186	});	1✔
187	return $replacements;	1✔
188	}
189
190
191	/** @param array<array{int, int, string}> $replacements */
192	private function performReplacements(string $s, array $replacements): string	1✔
193	{
194	usort($replacements, fn($a, $b) => $b[0] <=> $a[0]);	1✔
195
196	foreach ($replacements as [$start, $end, $replacement]) {	1✔
197	$s = substr_replace($s, $replacement, $start, $end - $start + 1);	1✔
198	}
199
200	return $s;	1✔
201	}
202
203
204	public function extractAll(): PhpFile
205	{
206	$phpFile = new PhpFile;	1✔
207
208	if (
209	$this->statements	1✔
210	&& !$this->statements[0] instanceof Node\Stmt\ClassLike	1✔
211	&& !$this->statements[0] instanceof Node\Stmt\Function_	1✔
212	) {
213	$this->addCommentAndAttributes($phpFile, $this->statements[0]);	1✔
214	}
215
216	$namespaces = ['' => $this->statements];	1✔
217	foreach ($this->statements as $node) {	1✔
218	if ($node instanceof Node\Stmt\Declare_	1✔
219	&& $node->declares[0] instanceof Node\Stmt\DeclareDeclare	1✔
220	&& $node->declares[0]->key->name === 'strict_types'	1✔
221	&& $node->declares[0]->value instanceof Node\Scalar\LNumber	1✔
222	) {
223	$phpFile->setStrictTypes((bool) $node->declares[0]->value->value);	1✔
224
225	} elseif ($node instanceof Node\Stmt\Namespace_) {	1✔
226	$namespaces[$node->name->toString()] = $node->stmts;	1✔
227	}
228	}
229
230	foreach ($namespaces as $name => $nodes) {	1✔
231	foreach ($nodes as $node) {	1✔
232	match (true) {
233	$node instanceof Node\Stmt\Use_ => $this->addUseToNamespace($phpFile->addNamespace($name), $node),	1✔
234	$node instanceof Node\Stmt\ClassLike => $this->addClassLikeToFile($phpFile, $node),	1✔
235	$node instanceof Node\Stmt\Function_ => $this->addFunctionToFile($phpFile, $node),	1✔
236	default => null,	1✔
237	};
238	}
239	}
240
241	return $phpFile;	1✔
242	}
243
244
245	private function addUseToNamespace(PhpNamespace $namespace, Node\Stmt\Use_ $node): void	1✔
246	{
247	$of = [	1✔
248	$node::TYPE_NORMAL => PhpNamespace::NameNormal,	1✔
249	$node::TYPE_FUNCTION => PhpNamespace::NameFunction,	1✔
250	$node::TYPE_CONSTANT => PhpNamespace::NameConstant,	1✔
251	][$node->type];	1✔
252	foreach ($node->uses as $use) {	1✔
253	$namespace->addUse($use->name->toString(), $use->alias?->toString(), $of);	1✔
254	}
255	}	1✔
256
257
258	private function addClassLikeToFile(PhpFile $phpFile, Node\Stmt\ClassLike $node): ClassLike	1✔
259	{
260	if ($node instanceof Node\Stmt\Class_) {	1✔
261	$class = $phpFile->addClass($node->namespacedName->toString());	1✔
262	$class->setFinal($node->isFinal());	1✔
263	$class->setAbstract($node->isAbstract());	1✔
264	$class->setReadOnly(method_exists($node, 'isReadonly') && $node->isReadonly());	1✔
265	if ($node->extends) {	1✔
266	$class->setExtends($node->extends->toString());	1✔
267	}
268	foreach ($node->implements as $item) {	1✔
269	$class->addImplement($item->toString());	1✔
270	}
271	} elseif ($node instanceof Node\Stmt\Interface_) {	1✔
272	$class = $phpFile->addInterface($node->namespacedName->toString());	1✔
273	foreach ($node->extends as $item) {	1✔
274	$class->addExtend($item->toString());	1✔
275	}
276	} elseif ($node instanceof Node\Stmt\Trait_) {	1✔
277	$class = $phpFile->addTrait($node->namespacedName->toString());	1✔
278
279	} elseif ($node instanceof Node\Stmt\Enum_) {	1✔
280	$class = $phpFile->addEnum($node->namespacedName->toString());	1✔
281	$class->setType($node->scalarType?->toString());	1✔
282	foreach ($node->implements as $item) {	1✔
283	$class->addImplement($item->toString());	1✔
284	}
285	}
286
287	$this->addCommentAndAttributes($class, $node);	1✔
288	$this->addClassMembers($class, $node);	1✔
289	return $class;	1✔
290	}
291
292
293	private function addClassMembers(ClassLike $class, Node\Stmt\ClassLike $node): void	1✔
294	{
295	foreach ($node->stmts as $stmt) {	1✔
296	match (true) {
297	$stmt instanceof Node\Stmt\TraitUse => $this->addTraitToClass($class, $stmt),	1✔
298	$stmt instanceof Node\Stmt\Property => $this->addPropertyToClass($class, $stmt),	1✔
299	$stmt instanceof Node\Stmt\ClassMethod => $this->addMethodToClass($class, $stmt),	1✔
300	$stmt instanceof Node\Stmt\ClassConst => $this->addConstantToClass($class, $stmt),	1✔
301	$stmt instanceof Node\Stmt\EnumCase => $this->addEnumCaseToClass($class, $stmt),	1✔
302	default => null,	×
303	};
304	}
305	}	1✔
306
307
308	private function addTraitToClass(ClassLike $class, Node\Stmt\TraitUse $node): void	1✔
309	{
310	foreach ($node->traits as $item) {	1✔
311	$trait = $class->addTrait($item->toString());	1✔
312	}
313
314	foreach ($node->adaptations as $item) {	1✔
315	$trait->addResolution(rtrim($this->getReformattedContents([$item], 0), ';'));	1✔
316	}
317
318	$this->addCommentAndAttributes($trait, $node);	1✔
319	}	1✔
320
321
322	private function addPropertyToClass(ClassLike $class, Node\Stmt\Property $node): void	1✔
323	{
324	foreach ($node->props as $item) {	1✔
325	$prop = $class->addProperty($item->name->toString());	1✔
326	$prop->setStatic($node->isStatic());	1✔
327	$prop->setVisibility($this->toVisibility($node->flags), $this->toSetterVisibility($node->flags));	1✔
328	$prop->setType($node->type ? $this->toPhp($node->type) : null);	1✔
329	if ($item->default) {	1✔
330	$prop->setValue($this->toValue($item->default));	1✔
331	}
332
333	$prop->setReadOnly((method_exists($node, 'isReadonly') && $node->isReadonly()) \|\| ($class instanceof ClassType && $class->isReadOnly()));	1✔
334	$this->addCommentAndAttributes($prop, $node);	1✔
335
336	$prop->setAbstract((bool) ($node->flags & Node\Stmt\Class_::MODIFIER_ABSTRACT));	1✔
337	$prop->setFinal((bool) ($node->flags & Node\Stmt\Class_::MODIFIER_FINAL));	1✔
338	$this->addHooksToProperty($prop, $node);	1✔
339	}
340	}	1✔
341
342
343	private function addHooksToProperty(Property\|PromotedParameter $prop, Node\Stmt\Property\|Node\Param $node): void	1✔
344	{
345	if (!class_exists(Node\PropertyHook::class)) {	1✔
NEW 346	return;	×
347	}
348
349	foreach ($node->hooks as $hookNode) {	1✔
350	$hook = $prop->addHook($hookNode->name->toString());	1✔
351	$hook->setFinal((bool) ($hookNode->flags & Modifiers::FINAL));	1✔
352	$this->setupFunction($hook, $hookNode);	1✔
353	if ($hookNode->body === null) {	1✔
354	$hook->setAbstract();	1✔
355	} elseif (!is_array($hookNode->body)) {	1✔
356	$hook->setBody($this->getReformattedContents([$hookNode->body], 1), short: true);	1✔
357	}
358	}
359	}	1✔
360
361
362	private function addMethodToClass(ClassLike $class, Node\Stmt\ClassMethod $node): void	1✔
363	{
364	$method = $class->addMethod($node->name->toString());	1✔
365	$method->setAbstract($node->isAbstract());	1✔
366	$method->setFinal($node->isFinal());	1✔
367	$method->setStatic($node->isStatic());	1✔
368	$method->setVisibility($this->toVisibility($node->flags));	1✔
369	$this->setupFunction($method, $node);	1✔
370	if ($method->getName() === Method::Constructor && $class instanceof ClassType && $class->isReadOnly()) {	1✔
371	array_map(fn($param) => $param instanceof PromotedParameter ? $param->setReadOnly() : $param, $method->getParameters());	1✔
372	}
373	}	1✔
374
375
376	private function addConstantToClass(ClassLike $class, Node\Stmt\ClassConst $node): void	1✔
377	{
378	foreach ($node->consts as $item) {	1✔
379	$const = $class->addConstant($item->name->toString(), $this->toValue($item->value));	1✔
380	$const->setVisibility($this->toVisibility($node->flags));	1✔
381	$const->setFinal(method_exists($node, 'isFinal') && $node->isFinal());	1✔
382	$this->addCommentAndAttributes($const, $node);	1✔
383	}
384	}	1✔
385
386
387	private function addEnumCaseToClass(EnumType $class, Node\Stmt\EnumCase $node): void	1✔
388	{
389	$value = match (true) {	1✔
390	$node->expr === null => null,	1✔
391	$node->expr instanceof Node\Scalar\LNumber, $node->expr instanceof Node\Scalar\String_ => $node->expr->value,	1✔
392	default => $this->toValue($node->expr),	1✔
393	};
394	$case = $class->addCase($node->name->toString(), $value);	1✔
395	$this->addCommentAndAttributes($case, $node);	1✔
396	}	1✔
397
398
399	private function addFunctionToFile(PhpFile $phpFile, Node\Stmt\Function_ $node): void	1✔
400	{
401	$function = $phpFile->addFunction($node->namespacedName->toString());	1✔
402	$this->setupFunction($function, $node);	1✔
403	}	1✔
404
405
406	private function addCommentAndAttributes(	1✔
407	PhpFile\|ClassLike\|Constant\|Property\|GlobalFunction\|Method\|Parameter\|EnumCase\|TraitUse\|PropertyHook $element,
408	Node $node,
409	): void
410	{
411	if ($node->getDocComment()) {	1✔
412	$comment = $node->getDocComment()->getReformattedText();	1✔
413	$comment = Helpers::unformatDocComment($comment);	1✔
414	$element->setComment($comment);	1✔
415	$node->setDocComment(new PhpParser\Comment\Doc(''));	1✔
416	}
417
418	foreach ($node->attrGroups ?? [] as $group) {	1✔
419	foreach ($group->attrs as $attribute) {	1✔
420	$args = [];	1✔
421	foreach ($attribute->args as $arg) {	1✔
422	if ($arg->name) {	1✔
423	$args[$arg->name->toString()] = $this->toValue($arg->value);	1✔
424	} else {
425	$args[] = $this->toValue($arg->value);	1✔
426	}
427	}
428
429	$element->addAttribute($attribute->name->toString(), $args);	1✔
430	}
431	}
432	}	1✔
433
434
435	private function setupFunction(GlobalFunction\|Method\|PropertyHook $function, Node\FunctionLike $node): void	1✔
436	{
437	$function->setReturnReference($node->returnsByRef());	1✔
438	if (!$function instanceof PropertyHook) {	1✔
439	$function->setReturnType($node->getReturnType() ? $this->toPhp($node->getReturnType()) : null);	1✔
440	}
441
442	foreach ($node->getParams() as $item) {	1✔
443	$getVisibility = $this->toVisibility($item->flags);	1✔
444	$setVisibility = $this->toSetterVisibility($item->flags);	1✔
445	if ($getVisibility \|\| $setVisibility) {	1✔
446	$param = $function->addPromotedParameter($item->var->name)	1✔
447	->setVisibility($getVisibility, $setVisibility)	1✔
448	->setReadonly((bool) ($item->flags & Node\Stmt\Class_::MODIFIER_READONLY));	1✔
449	$this->addHooksToProperty($param, $item);	1✔
450	} else {
451	$param = $function->addParameter($item->var->name);	1✔
452	}
453	$param->setType($item->type ? $this->toPhp($item->type) : null);	1✔
454	$param->setReference($item->byRef);	1✔
455	if (!$function instanceof PropertyHook) {	1✔
456	$function->setVariadic($item->variadic);	1✔
457	}
458	if ($item->default) {	1✔
459	$param->setDefaultValue($this->toValue($item->default));	1✔
460	}
461
462	$this->addCommentAndAttributes($param, $item);	1✔
463	}
464
465	$this->addCommentAndAttributes($function, $node);	1✔
466	if ($node->getStmts()) {	1✔
467	$indent = $function instanceof GlobalFunction ? 1 : 2;	1✔
468	$function->setBody($this->getReformattedContents($node->getStmts(), $indent));	1✔
469	}
470	}	1✔
471
472
473	private function toValue(Node\Expr $node): mixed	1✔
474	{
475	if ($node instanceof Node\Expr\ConstFetch) {	1✔
476	return match ($node->name->toLowerString()) {	1✔
477	'null' => null,	1✔
478	'true' => true,	1✔
479	'false' => false,	1✔
480	default => new Literal($this->getReformattedContents([$node], 0)),	1✔
481	};
482	} elseif ($node instanceof Node\Scalar\LNumber	1✔
483	\|\| $node instanceof Node\Scalar\DNumber	1✔
484	\|\| $node instanceof Node\Scalar\String_	1✔
485	) {
486	return $node->value;	1✔
487
488	} elseif ($node instanceof Node\Expr\Array_) {	1✔
489	$res = [];	1✔
490	foreach ($node->items as $item) {	1✔
491	if ($item->unpack) {	1✔
492	return new Literal($this->getReformattedContents([$node], 0));	1✔
493
494	} elseif ($item->key) {	1✔
495	$key = $item->key instanceof Node\Identifier	1✔
496	? $item->key->name	×
497	: $this->toValue($item->key);	1✔
498
499	if ($key instanceof Literal) {	1✔
500	return new Literal($this->getReformattedContents([$node], 0));	1✔
501	}
502
503	$res[$key] = $this->toValue($item->value);	1✔
504
505	} else {
506	$res[] = $this->toValue($item->value);	1✔
507	}
508	}
509	return $res;	1✔
510
511	} else {
512	return new Literal($this->getReformattedContents([$node], 0));	1✔
513	}
514	}
515
516
517	private function toVisibility(int $flags): ?string	1✔
518	{
519	return match (true) {
520	(bool) ($flags & Node\Stmt\Class_::MODIFIER_PUBLIC) => Visibility::Public,	1✔
521	(bool) ($flags & Node\Stmt\Class_::MODIFIER_PROTECTED) => Visibility::Protected,	1✔
522	(bool) ($flags & Node\Stmt\Class_::MODIFIER_PRIVATE) => Visibility::Private,	1✔
523	default => null,	1✔
524	};
525	}
526
527
528	private function toSetterVisibility(int $flags): ?string	1✔
529	{
530	return match (true) {
531	!class_exists(Node\PropertyHook::class) => null,	1✔
532	(bool) ($flags & Modifiers::PUBLIC_SET) => Visibility::Public,	1✔
533	(bool) ($flags & Modifiers::PROTECTED_SET) => Visibility::Protected,	1✔
534	(bool) ($flags & Modifiers::PRIVATE_SET) => Visibility::Private,	1✔
535	default => null,	1✔
536	};
537	}
538
539
540	private function toPhp(Node $value): string	1✔
541	{
542	$dolly = clone $value;	1✔
543	$dolly->setAttribute('comments', []);	1✔
544	return $this->printer->prettyPrint([$dolly]);	1✔
545	}
546
547
548	private function getNodeContents(Node ...$nodes): string	1✔
549	{
550	$start = $this->getNodeStartPos($nodes[0]);	1✔
551	return substr($this->code, $start, end($nodes)->getEndFilePos() - $start + 1);	1✔
552	}
553
554
555	private function getNodeStartPos(Node $node): int	1✔
556	{
557	return ($comments = $node->getComments())	1✔
558	? $comments[0]->getStartFilePos()	1✔
559	: $node->getStartFilePos();	1✔
560	}
561	}

nette / php-generator / 12077616009

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