rector/packages/FamilyTree/Reflection/FamilyRelationsAnalyzer.php

202 lines
8.9 KiB
PHP

<?php
declare (strict_types=1);
namespace Rector\FamilyTree\Reflection;
use PhpParser\Node;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\PropertyFetch;
use PhpParser\Node\Expr\StaticPropertyFetch;
use PhpParser\Node\Name;
use PhpParser\Node\NullableType;
use PhpParser\Node\Stmt;
use PhpParser\Node\Stmt\Class_;
use PhpParser\Node\Stmt\ClassMethod;
use PhpParser\Node\Stmt\Interface_;
use PhpParser\Node\Stmt\Property;
use PhpParser\Node\UnionType as PhpParserUnionType;
use PhpParser\Parser;
use PHPStan\Analyser\Scope;
use PHPStan\Reflection\ClassReflection;
use PHPStan\Reflection\ReflectionProvider;
use PHPStan\Type\NullType;
use PHPStan\Type\Type;
use PHPStan\Type\UnionType;
use Rector\Core\PhpParser\AstResolver;
use Rector\Core\PhpParser\Node\BetterNodeFinder;
use Rector\FamilyTree\ValueObject\PropertyType;
use Rector\NodeNameResolver\NodeNameResolver;
use Rector\NodeTypeResolver\Node\AttributeKey;
use Rector\PHPStanStaticTypeMapper\ValueObject\TypeKind;
use Rector\StaticTypeMapper\StaticTypeMapper;
use RectorPrefix20210808\Symplify\PackageBuilder\Reflection\PrivatesAccessor;
use RectorPrefix20210808\Symplify\SmartFileSystem\SmartFileSystem;
final class FamilyRelationsAnalyzer
{
/**
* @var \PHPStan\Reflection\ReflectionProvider
*/
private $reflectionProvider;
/**
* @var \Symplify\PackageBuilder\Reflection\PrivatesAccessor
*/
private $privatesAccessor;
/**
* @var \Rector\NodeNameResolver\NodeNameResolver
*/
private $nodeNameResolver;
/**
* @var \Symplify\SmartFileSystem\SmartFileSystem
*/
private $smartFileSystem;
/**
* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
*/
private $betterNodeFinder;
/**
* @var \Rector\StaticTypeMapper\StaticTypeMapper
*/
private $staticTypeMapper;
/**
* @var \Rector\Core\PhpParser\AstResolver
*/
private $astResolver;
/**
* @var \PhpParser\Parser
*/
private $parser;
public function __construct(\PHPStan\Reflection\ReflectionProvider $reflectionProvider, \RectorPrefix20210808\Symplify\PackageBuilder\Reflection\PrivatesAccessor $privatesAccessor, \Rector\NodeNameResolver\NodeNameResolver $nodeNameResolver, \RectorPrefix20210808\Symplify\SmartFileSystem\SmartFileSystem $smartFileSystem, \Rector\Core\PhpParser\Node\BetterNodeFinder $betterNodeFinder, \Rector\StaticTypeMapper\StaticTypeMapper $staticTypeMapper, \Rector\Core\PhpParser\AstResolver $astResolver, \PhpParser\Parser $parser)
{
$this->reflectionProvider = $reflectionProvider;
$this->privatesAccessor = $privatesAccessor;
$this->nodeNameResolver = $nodeNameResolver;
$this->smartFileSystem = $smartFileSystem;
$this->betterNodeFinder = $betterNodeFinder;
$this->staticTypeMapper = $staticTypeMapper;
$this->astResolver = $astResolver;
$this->parser = $parser;
}
/**
* @return ClassReflection[]
*/
public function getChildrenOfClassReflection(\PHPStan\Reflection\ClassReflection $desiredClassReflection) : array
{
/** @var ClassReflection[] $classReflections */
$classReflections = $this->privatesAccessor->getPrivateProperty($this->reflectionProvider, 'classes');
$childrenClassReflections = [];
foreach ($classReflections as $classReflection) {
if (!$classReflection->isSubclassOf($desiredClassReflection->getName())) {
continue;
}
$childrenClassReflections[] = $classReflection;
}
return $childrenClassReflections;
}
/**
* @param \PhpParser\Node\Name|\PhpParser\Node\NullableType|PhpParserUnionType|null $propertyTypeNode
*/
public function getPossibleUnionPropertyType(\PhpParser\Node\Stmt\Property $property, \PHPStan\Type\Type $varType, ?\PHPStan\Analyser\Scope $scope, $propertyTypeNode) : \Rector\FamilyTree\ValueObject\PropertyType
{
if ($varType instanceof \PHPStan\Type\UnionType) {
return new \Rector\FamilyTree\ValueObject\PropertyType($varType, $propertyTypeNode);
}
if (!$scope instanceof \PHPStan\Analyser\Scope) {
return new \Rector\FamilyTree\ValueObject\PropertyType($varType, $propertyTypeNode);
}
/** @var ClassReflection $classReflection */
$classReflection = $scope->getClassReflection();
$ancestors = $classReflection->getAncestors();
$propertyName = $this->nodeNameResolver->getName($property);
$kindPropertyFetch = $this->getKindPropertyFetch($property);
$className = $property->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::CLASS_NAME);
foreach ($ancestors as $ancestor) {
$ancestorName = $ancestor->getName();
if ($ancestorName === $className) {
continue;
}
$fileName = $ancestor->getFileName();
if ($fileName === \false) {
continue;
}
$fileContent = $this->smartFileSystem->readFile($fileName);
$nodes = $this->parser->parse($fileContent);
if ($ancestor->isSubclassOf('PHPUnit\\Framework\\TestCase')) {
continue;
}
if ($nodes === null) {
continue;
}
if (!$this->isPropertyWritten($nodes, $propertyName, $kindPropertyFetch)) {
continue;
}
$varType = new \PHPStan\Type\UnionType([$varType, new \PHPStan\Type\NullType()]);
$propertyTypeNode = $this->staticTypeMapper->mapPHPStanTypeToPhpParserNode($varType, \Rector\PHPStanStaticTypeMapper\ValueObject\TypeKind::PROPERTY());
return new \Rector\FamilyTree\ValueObject\PropertyType($varType, $propertyTypeNode);
}
return new \Rector\FamilyTree\ValueObject\PropertyType($varType, $propertyTypeNode);
}
/**
* @return string[]
* @param \PhpParser\Node\Stmt\Class_|\PhpParser\Node\Stmt\Interface_|\PhpParser\Node\Name $classOrName
*/
public function getClassLikeAncestorNames($classOrName) : array
{
$ancestorNames = [];
if ($classOrName instanceof \PhpParser\Node\Name) {
$fullName = $this->nodeNameResolver->getName($classOrName);
$classLike = $this->astResolver->resolveClassFromName($fullName);
} else {
$classLike = $classOrName;
}
if ($classLike instanceof \PhpParser\Node\Stmt\Interface_) {
foreach ($classLike->extends as $extendInterfaceName) {
$ancestorNames[] = $this->nodeNameResolver->getName($extendInterfaceName);
$ancestorNames = \array_merge($ancestorNames, $this->getClassLikeAncestorNames($extendInterfaceName));
}
}
if ($classLike instanceof \PhpParser\Node\Stmt\Class_) {
if ($classLike->extends instanceof \PhpParser\Node\Name) {
$extendName = $classLike->extends;
$ancestorNames[] = $this->nodeNameResolver->getName($extendName);
$ancestorNames = \array_merge($ancestorNames, $this->getClassLikeAncestorNames($extendName));
}
foreach ($classLike->implements as $implement) {
$ancestorNames[] = $this->nodeNameResolver->getName($implement);
$ancestorNames = \array_merge($ancestorNames, $this->getClassLikeAncestorNames($implement));
}
}
return $ancestorNames;
}
private function getKindPropertyFetch(\PhpParser\Node\Stmt\Property $property) : string
{
return $property->isStatic() ? \PhpParser\Node\Expr\StaticPropertyFetch::class : \PhpParser\Node\Expr\PropertyFetch::class;
}
/**
* @param Stmt[] $nodes
*/
private function isPropertyWritten(array $nodes, string $propertyName, string $kindPropertyFetch) : bool
{
return (bool) $this->betterNodeFinder->findFirst($nodes, function (\PhpParser\Node $node) use($propertyName, $kindPropertyFetch) : bool {
if (!$node instanceof \PhpParser\Node\Stmt\ClassMethod) {
return \false;
}
if ($this->nodeNameResolver->isName($node->name, 'autowire')) {
return \false;
}
return $this->isPropertyAssignedInClassMethod($node, $propertyName, $kindPropertyFetch);
});
}
private function isPropertyAssignedInClassMethod(\PhpParser\Node\Stmt\ClassMethod $classMethod, string $propertyName, string $kindPropertyFetch) : bool
{
if ($classMethod->stmts === null) {
return \false;
}
return (bool) $this->betterNodeFinder->findFirst($classMethod->stmts, function (\PhpParser\Node $node) use($propertyName, $kindPropertyFetch) : bool {
if (!$node instanceof \PhpParser\Node\Expr\Assign) {
return \false;
}
return $kindPropertyFetch === \get_class($node->var) && $this->nodeNameResolver->isName($node->var, $propertyName);
});
}
}