fix: Enhance property reflection in UserPropertiesClassReflectionExtension to support identity class resolution and improve type inference for user component properties.

CHANGELOG.md

@@ -4,10 +4,11 @@
 
 - Enh #25: Add support for `PHPStan` Extension Installer (@samuelrajan747)
 - Enh #26: Add `PHPStan` extension installer instructions and improve `ServiceMap` configuration handling (@terabytesoftw)
-- Bug #27: Enhance error handling in `ServiceMap` for invalid configuration structures and add corresponding test cases (@terabytesoftw)
+- Bug #27: Fix error handling in `ServiceMap` for invalid configuration structures and add corresponding test cases (@terabytesoftw)
 - Bug #28: Refactor component handling in `ServiceMap` to improve variable naming and streamline logic (@terabytesoftw)
 - Enh #29: Enable strict rules and bleeding edge analysis, and update `README.md` with strict configuration examples (@terabytesoftw)
-- Bug #33: Enhance `ActiveRecordDynamicStaticMethodReturnTypeExtension` type inference for `ActiveQuery` support, and fix phpstan errors max lvl in tests (@terabytesoftw)
+- Bug #33: Fix `ActiveRecordDynamicStaticMethodReturnTypeExtension` type inference for `ActiveQuery` support, and fix phpstan errors max lvl in tests (@terabytesoftw)
+- Bug #34: Fix property reflection in `UserPropertiesClassReflectionExtension` to support `identityClass` resolution and improve type inference for `user` component properties (@terabytesoftw)
 
 ## 0.2.2 June 04, 2025
 

src/ServiceMap.php

@@ -76,6 +76,13 @@ final class ServiceMap
      */
     private array $components = [];
 
+    /**
+     * Component definitions for Yii application analysis.
+     *
+     * @phpstan-var array<string, mixed>
+     */
+    private array $componentsDefinitions = [];
+
     /**
      * Creates a new instance of the {@see ServiceMap} class.
      *
@@ -123,6 +130,53 @@ public function getComponentClassById(string $id): string|null
         return $this->components[$id] ?? null;
     }
 
+    /**
+     * Retrieves the component definition array by its identifier.
+     *
+     * Looks up the component definition registered under the specified component ID in the internal component
+     * definitions map.
+     *
+     * This method provides access to the raw component configuration array, enabling static analysis tools and IDEs to
+     * inspect component properties, dependencies, and configuration options for accurate type inference and reflection
+     * analysis.
+     *
+     * @param string $id Component identifier to look up in the component definitions map.
+     *
+     * @return array|null Component definition array with configuration options, or `null` if not found.
+     *
+     * @phpstan-return array<array-key, mixed>|null
+     */
+    public function getComponentDefinitionById(string $id): array|null
+    {
+        $definition = $this->componentsDefinitions[$id] ?? null;
+
+        return is_array($definition) ? $definition : null;
+    }
+
+    /**
+     * Retrieves the component definition for a given class.
+     *
+     * @param string $class Fully qualified class name to look up.
+     *
+     * @return array|null The component definition array, or null if not found.
+     *
+     * @phpstan-return array<array-key, mixed>|null
+     */
+    public function getComponentDefinitionByClassName(string $class): array|null
+    {
+        foreach ($this->components as $id => $componentClass) {
+            if (
+                $componentClass === $class &&
+                isset($this->componentsDefinitions[$id])
+                && is_array($this->componentsDefinitions[$id])
+            ) {
+                return $this->componentsDefinitions[$id];
+            }
+        }
+
+        return null;
+    }
+
     /**
      * Resolves the fully qualified class name of a service from a PHP-Parser AST node.
      *
@@ -154,12 +208,12 @@ public function getServiceClassFromNode(Node $node): string|null
      *
      * This method is responsible for parsing the Yii application configuration, providing a normalized array for
      * further processing by the service and component mapping logic. It throws descriptive exceptions if the file is
-     * missing, does not return an array, or contains invalid section types, ensuring robust error handling and
+     * missing, doesn't return an array, or contains invalid section types, ensuring robust error handling and
      * predictable static analysis.
      *
-     * @param string $configPath Path to the Yii application configuration file. If empty, returns an empty array.
+     * @param string $configPath Path to the Yii application configuration file. If empty, return an empty array.
      *
-     * @throws RuntimeException if the closure does not have a return type or the definition is unsupported.
+     * @throws RuntimeException if a runtime error prevents the operation from completing successfully.
      *
      * @phpstan import-type ServiceType from ServiceMap
      * @phpstan-return array{}|ServiceType Normalized configuration array or empty array if no config is provided.
@@ -210,7 +264,7 @@ private function loadConfig(string $configPath): array
      * @param array|int|object|string $definition Service definition to normalize.
      *
      * @throws ReflectionException if the service definition is invalid or can't be resolved.
-     * @throws RuntimeException if the closure does not have a return type or the definition is unsupported.
+     * @throws RuntimeException if a runtime error prevents the operation from completing successfully.
      *
      * @phpstan-import-type DefinitionType from ServiceMap
      * @phpstan-param DefinitionType $definition
@@ -283,6 +337,10 @@ private function processComponents(array $config): void
 
                 if (isset($definition['class']) && is_string($definition['class']) && $definition['class'] !== '') {
                     $this->components[$id] = $definition['class'];
+
+                    unset($definition['class']);
+
+                    $this->componentsDefinitions[$id] = $definition;
                 }
             }
         }
@@ -356,7 +414,7 @@ private function processSingletons(array $config): void
      * Throws a {@see RuntimeException} when a configuration file section is not an array.
      *
      * This method is invoked when a required section of the Yii application configuration file (such as components,
-     * container, container.definitions, or container.singletons) does not contain a valid array.
+     * container, container.definitions, or container.singletons) doesn't contain a valid array.
      *
      * It ensures that only valid array structures are processed during configuration parsing, providing a clear and
      * descriptive error message for debugging and static analysis.
@@ -393,8 +451,8 @@ private function throwErrorWhenIdIsNotString(string ...$args): never
     /**
      * Throws a {@see RuntimeException} when a service or component definition is unsupported.
      *
-     * This method is invoked when the provided definition for a service or component cannot be resolved to a valid
-     * class name or does not match any supported configuration pattern.
+     * This method is invoked when the provided definition for a service or component can't be resolved to a valid
+     * class name or doesn't match any supported configuration pattern.
      *
      * It ensures that only valid and supported definitions are processed during service and component resolution,
      * providing a clear and descriptive error message for debugging and static analysis.

src/reflection/UserPropertiesClassReflectionExtension.php

@@ -9,10 +9,12 @@
     MissingPropertyFromReflectionException,
     PropertiesClassReflectionExtension,
     PropertyReflection,
+    ReflectionProvider,
 };
 use PHPStan\Reflection\Annotations\AnnotationsPropertiesClassReflectionExtension;
 use PHPStan\Reflection\Dummy\DummyPropertyReflection;
-use PHPStan\Type\ObjectType;
+use PHPStan\Type\Constant\ConstantBooleanType;
+use PHPStan\Type\{IntegerType, NullType, ObjectType, StringType, TypeCombinator};
 use yii\web\User;
 use yii2\extensions\phpstan\ServiceMap;
 
@@ -49,20 +51,22 @@ final class UserPropertiesClassReflectionExtension implements PropertiesClassRef
      *
      * @param AnnotationsPropertiesClassReflectionExtension $annotationsProperties Extension for handling
      * annotation-based properties.
+     * @param ReflectionProvider $reflectionProvider Reflection provider for class and property lookups.
+     * @param ServiceMap $serviceMap Service map for resolving component classes by ID.
      */
     public function __construct(
         private readonly AnnotationsPropertiesClassReflectionExtension $annotationsProperties,
+        private readonly ReflectionProvider $reflectionProvider,
         private readonly ServiceMap $serviceMap,
     ) {}
 
     /**
      * Retrieves the property reflection for a given property on the Yii user component.
      *
      * Resolves the property reflection for the specified property name by checking for the dynamic
-     * {@see User::identity] property, native properties, and annotation-based properties on the Yii user instance.
+     * {@see User::identity} property, native properties, and annotation-based properties on the Yii user instance.
      *
-     * This method ensures that the {@see User::identity] property and properties defined native or via annotations are
-     * accessible for static analysis and IDE support.
+     * For the 'identity' property, it resolves the type based on the configured identityClass in the user component.
      *
      * @param ClassReflection $classReflection Class reflection instance for the Yii user component.
      * @param string $propertyName Name of the property to retrieve.
@@ -73,10 +77,35 @@ public function __construct(
      */
     public function getProperty(ClassReflection $classReflection, string $propertyName): PropertyReflection
     {
-        if (
-            $propertyName === 'identity' &&
-            ($componentClass = $this->serviceMap->getComponentClassById($propertyName)) !== null
-        ) {
+        if (in_array($propertyName, ['id', 'identity', 'isGuest'], true) === true) {
+            $identityClass = $this->getIdentityClass();
+
+            if ($propertyName === 'identity' && $identityClass !== null) {
+                return new ComponentPropertyReflection(
+                    new DummyPropertyReflection($propertyName),
+                    new ObjectType($identityClass),
+                    $classReflection,
+                );
+            }
+
+            if ($propertyName === 'id') {
+                return new ComponentPropertyReflection(
+                    new DummyPropertyReflection($propertyName),
+                    TypeCombinator::union(new IntegerType(), new StringType(), new NullType()),
+                    $classReflection,
+                );
+            }
+
+            if ($propertyName === 'isGuest') {
+                return new ComponentPropertyReflection(
+                    new DummyPropertyReflection($propertyName),
+                    new ConstantBooleanType(true),
+                    $classReflection,
+                );
+            }
+        }
+
+        if (($componentClass = $this->serviceMap->getComponentClassById($propertyName)) !== null) {
             return new ComponentPropertyReflection(
                 new DummyPropertyReflection($propertyName),
                 new ObjectType($componentClass),
@@ -94,30 +123,46 @@ public function getProperty(ClassReflection $classReflection, string $propertyNa
     /**
      * Determines whether the specified property exists on the Yii user component.
      *
-     * Checks for the existence of a property on the user instance by considering native properties and
-     * annotation-based properties.
-     *
-     * This method ensures compatibility with the user component context, enabling accurate property reflection for
-     * static analysis and IDE autocompletion.
+     * Checks for the existence of a property on the user instance by considering native properties,
+     * annotation-based properties, and the special 'identity' property.
      *
      * @param ClassReflection $classReflection Class reflection instance for the Yii user component.
      * @param string $propertyName Name of the property to check for existence.
      *
-     * @return bool `true` if the property exists as a native or annotated property; `false` otherwise.
+     * @return bool `true` if the property exists as a native, annotated, or identity property; `false` otherwise.
      */
     public function hasProperty(ClassReflection $classReflection, string $propertyName): bool
     {
         if (
             $classReflection->getName() !== User::class &&
-            $classReflection->isSubclassOf(User::class) === false) {
+            $classReflection->isSubclassOfClass($this->reflectionProvider->getClass(User::class)) === false
+        ) {
             return false;
         }
 
-        if ($propertyName === 'identity' && $this->serviceMap->getComponentClassById($propertyName) !== null) {
-            return true;
+        return in_array($propertyName, ['id', 'identity', 'isGuest'], true)
+            ? $this->getIdentityClass() !== null
+            : $this->serviceMap->getComponentClassById($propertyName) !== null;
+    }
+
+    /**
+     * Attempts to resolve the identity class from the user component configuration.
+     *
+     * This method tries to determine the identityClass configured for the user component
+     * by looking at the service map's user component configuration.
+     *
+     * @return string|null The fully qualified identity class name, or null if not found.
+     */
+    private function getIdentityClass(): string|null
+    {
+        $identityClass = null;
+
+        $definition = $this->serviceMap->getComponentDefinitionByClassName(User::class);
+
+        if (isset($definition['identityClass']) && is_string($definition['identityClass'])) {
+            $identityClass = $definition['identityClass'];
         }
 
-        return $classReflection->hasNativeProperty($propertyName)
-            || $this->annotationsProperties->hasProperty($classReflection, $propertyName);
+        return $identityClass;
     }
 }

tests/ServiceMapTest.php

@@ -12,6 +12,7 @@
 use SplObjectStorage;
 use SplStack;
 use yii\base\InvalidArgumentException;
+use yii\web\User;
 use yii2\extensions\phpstan\ServiceMap;
 use yii2\extensions\phpstan\tests\stub\MyActiveRecord;
 
@@ -111,6 +112,24 @@ public function testItLoadsServicesAndComponents(): void
             $serviceMap->getComponentClassById('customComponent'),
             'ServiceMap should resolve component id \'customComponent\' to \'MyActiveRecord::class\'.',
         );
+        self::assertSame(
+            [
+                'identityClass' => 'yii2\extensions\phpstan\tests\stub\User',
+            ],
+            $serviceMap->getComponentDefinitionByClassName(User::class),
+            'ServiceMap should return the component definition for \'yii\web\User\'.',
+        );
+        self::assertNull(
+            $serviceMap->getComponentDefinitionByClassName('nonExistentComponent'),
+            'ServiceMap should return \'null\' for a \'non-existent\' component class.',
+        );
+        self::assertSame(
+            [
+                'identityClass' => 'yii2\extensions\phpstan\tests\stub\User',
+            ],
+            $serviceMap->getComponentDefinitionById('user'),
+            'ServiceMap should return the component definition for \'user\'.',
+        );
         self::assertNull(
             $serviceMap->getComponentClassById('nonExistentComponent'),
             'ServiceMap should return \'null\' for a \'non-existent\' component id.',

tests/fixture/config.php

@@ -3,6 +3,7 @@
 declare(strict_types=1);
 
 use yii2\extensions\phpstan\tests\stub\MyActiveRecord;
+use yii2\extensions\phpstan\tests\stub\User;
 
 return [
     'components' => [
@@ -13,6 +14,10 @@
             'class' => MyActiveRecord::class,
         ],
         'customInitializedComponent' => new MyActiveRecord(),
+        'user' => [
+            'class' => 'yii\web\User',
+            'identityClass' => User::class,
+        ],
     ],
     'container' => [
         'singletons' => [

tests/stub/MyController.php

@@ -91,6 +91,7 @@ public function actionMy(): void
         Yii::$app->response->data = Yii::$app->request->rawBody;
 
         $guest = Yii::$app->user->isGuest;
+        $id = Yii::$app->user->id;
 
         Yii::$app->user->identity->getAuthKey();
         Yii::$app->user->identity->doSomething();

tests/stub/User.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace yii2\extensions\phpstan\tests\stub;
+
+use yii\db\ActiveRecord;
+use yii\web\IdentityInterface;
+
+class User extends ActiveRecord implements IdentityInterface
+{
+    public static function findIdentity($id)
+    {
+        return new static();
+    }
+
+    public static function findIdentityByAccessToken($token, $type = null)
+    {
+        return new static();
+    }
+
+    public function getId()
+    {
+        return 1;
+    }
+
+    public function getAuthKey()
+    {
+        return '';
+    }
+
+    public function validateAuthKey($authKey)
+    {
+        return true;
+    }
+}