RestRequestParser::__construct() - Code Metrics - dontdrinkandroot/rest-bundle.php - Measure and Improve Code Quality continuously with Scrutinizer

RestRequestParser::__construct() A
last analyzed 2019-05-27 20:42 UTC

↳ Parent: RestRequestParser

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	9
ccs	0
cts	9
cp	0
rs	9.9666
c	0
b	0
f	0
cc	1
nc	1
nop	3
crap	2

<?php

namespace Dontdrinkandroot\RestBundle\Service;

use Doctrine\Common\Util\ClassUtils;
use Doctrine\DBAL\Types\Type;
use Doctrine\ORM\EntityManagerInterface;
use Dontdrinkandroot\RestBundle\Metadata\Annotation\Method;
use Dontdrinkandroot\RestBundle\Metadata\Annotation\Right;
use Dontdrinkandroot\RestBundle\Metadata\PropertyMetadata;
use Metadata\MetadataFactory;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\PropertyAccess\PropertyAccessor;
use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;

/**
 * @author Philip Washington Sorst <[email protected]>
 */
class RestRequestParser implements RestRequestParserInterface
{
    /**
     * @var MetadataFactory
     */
    private $metadataFactory;

    /**
     * @var PropertyAccessor
     */
    private $propertyAccessor;

    /**
     * @var AuthorizationCheckerInterface|null
     */
    private $authorizationChecker;

    /**
     * @var EntityManagerInterface
     */
    private $entityManager;

    public function __construct(
        MetadataFactory $metadataFactory,
        PropertyAccessor $propertyAccessor,
        EntityManagerInterface $entityManager
    ) {
        $this->metadataFactory = $metadataFactory;
        $this->propertyAccessor = $propertyAccessor;
        $this->entityManager = $entityManager;
    }

    /**
     * {@inheritdoc}
     */
    public function parseEntity(Request $request, $entityClass, $entity = null)
    {
        $method = $request->getMethod();

        $data = $this->getRequestContent($request);

        if (null === $entity) {
            $entity = new $entityClass;
        }

        $this->updateObject($entity, $method, $data);

        return $entity;
    }

    /**
     * {@inheritdoc}
     */
    public function getRequestContent(Request $request)
    {
        $format = $request->getRequestFormat();

        if ('json' !== $format) {
            throw new \RuntimeException(sprintf('Unsupported format "%s"', $format));
        }

        $content = $request->getContent();
        if ('' !== $content) {
            return json_decode($content, true);
        }

        return $request->request->all();
    }

    /**
     * @param object $object Access by reference.
     * @param string $method
     * @param array  $data
     */
    protected function updateObject(&$object, $method, $data)
    {
        $classMetadata = $this->metadataFactory->getMetadataForClass(ClassUtils::getClass($object));

        foreach ($data as $key => $value) {
            if (array_key_exists($key, $classMetadata->propertyMetadata)) {
                /** @var PropertyMetadata $propertyMetadata */
                $propertyMetadata = $classMetadata->propertyMetadata[$key];
                if ($this->isUpdateable($object, $method, $propertyMetadata)) {
                    $this->updateProperty($object, $method, $propertyMetadata, $value);
                }
            }
        }
    }

    /**
     * @param object           $object Access by reference.
     * @param string           $method
     * @param PropertyMetadata $propertyMetadata
     * @param mixed            $value
     */
    protected function updateProperty(&$object, string $method, PropertyMetadata $propertyMetadata, $value)
    {
        $byReference = $this->isUpdateableByReference($propertyMetadata, $method);
        if ($byReference) {
            $this->updateByReference($object, $propertyMetadata, $value);
        } elseif (array_key_exists($propertyMetadata->getType(), Type::getTypesMap())) {
            $convertedValue = $this->convert($propertyMetadata->getType(), $value);
            $this->propertyAccessor->setValue($object, $propertyMetadata->name, $convertedValue);
        } else {
            $this->updatePropertyObject($object, $method, $propertyMetadata, $value);
        }
    }

    private function updateByReference(&$object, PropertyMetadata $propertyMetadata, $value)
    {
        if (null === $value) {
            $this->propertyAccessor->setValue($object, $propertyMetadata->name, null);
        } else {
            $type = $propertyMetadata->getType();
            $classMetadata = $this->entityManager->getClassMetadata($type);
            $identifiers = $classMetadata->getIdentifier();
            $id = [];
            foreach ($identifiers as $idName) {
                $id[$idName] = $value[$idName];
            }
            $reference = $this->entityManager->getReference($type, $id);
            $this->propertyAccessor->setValue($object, $propertyMetadata->name, $reference);
        }
    }

    protected function updatePropertyObject(&$object, string $method, PropertyMetadata $propertyMetadata, $value)
    {
        $propertyObject = $this->propertyAccessor->getValue($object, $propertyMetadata->name);
        if (null === $propertyObject) {
            $type = $propertyMetadata->getType();
            $propertyObject = new $type;
        }

        $this->updateObject($propertyObject, $method, $value);
        $this->propertyAccessor->setValue($object, $propertyMetadata->name, $propertyObject);
    }

    /**
     * @param string           $method
     * @param object           $object
     * @param PropertyMetadata $propertyMetadata
     *
     * @return bool
     */
    protected function isUpdateable($object, string $method, PropertyMetadata $propertyMetadata): bool
    {
        if ((Request::METHOD_PUT === $method || Request::METHOD_PATCH === $method) && $propertyMetadata->isPuttable()) {
            return $this->isGranted($object, $propertyMetadata->getPuttable()->right);
        }

        if (Request:: METHOD_POST === $method && $propertyMetadata->isPostable()) {
            return $this->isGranted($object, $propertyMetadata->getPostable()->right);
        }

        return false;
    }

    private function isGranted($object, ?Right $right): bool
    {
        if (null === $right) {
            return true;
        }

        /* If no Security is enabled always deny access */
        if (null === $this->authorizationChecker) {
            return false;
        }

        $propertyPath = $right->propertyPath;
        if (null === $propertyPath) {
            return $this->authorizationChecker->isGranted($right->attributes);
        } else {
            $subject = $this->resolveSubject($object, $propertyPath);

            return $this->authorizationChecker->isGranted($right->attributes, $subject);
        }
    }

    private function resolveSubject($entity, $propertyPath)
    {
        if ('this' === $propertyPath) {
            return $entity;
        }

        return $this->propertyAccessor->getValue($entity, $propertyPath);
    }

    private function convert(?string $type, $value)
    {
        if (null === $value) {
            return $value;
        }

        switch ($type) {
            case 'datetime':
            case 'date':
            case 'time':
                return new \DateTime($value);
            default:
                return $value;
        }
    }

    private function isUpdateableByReference(PropertyMetadata $propertyMetadata, string $method)
    {
        if (
            Method::PUT === $method
            && null !== $propertyMetadata->getPuttable() && true === $propertyMetadata->getPuttable()->byReference
        ) {
            return true;
        }

        if (
            Method::POST === $method
            && null !== $propertyMetadata->getPostable() && true === $propertyMetadata->getPostable()->byReference
        ) {
            return true;
        }

        return false;
    }

    /**
     * @param AuthorizationCheckerInterface $authorizationChecker
     */
    public function setAuthorizationChecker(AuthorizationCheckerInterface $authorizationChecker)
    {
        $this->authorizationChecker = $authorizationChecker;
    }
}


1			<?php
2
3			namespace Dontdrinkandroot\RestBundle\Service;
4
5			use Doctrine\Common\Util\ClassUtils;
6			use Doctrine\DBAL\Types\Type;
7			use Doctrine\ORM\EntityManagerInterface;
8			use Dontdrinkandroot\RestBundle\Metadata\Annotation\Method;
9			use Dontdrinkandroot\RestBundle\Metadata\Annotation\Right;
10			use Dontdrinkandroot\RestBundle\Metadata\PropertyMetadata;
11			use Metadata\MetadataFactory;
12			use Symfony\Component\HttpFoundation\Request;
13			use Symfony\Component\PropertyAccess\PropertyAccessor;
14			use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
15
16			/**
17			* @author Philip Washington Sorst <[email protected]>
18			*/
19			class RestRequestParser implements RestRequestParserInterface
20			{
21			/**
22			* @var MetadataFactory
23			*/
24			private $metadataFactory;
25
26			/**
27			* @var PropertyAccessor
28			*/
29			private $propertyAccessor;
30
31			/**
32			* @var AuthorizationCheckerInterface\|null
33			*/
34			private $authorizationChecker;
35
36			/**
37			* @var EntityManagerInterface
38			*/
39			private $entityManager;
40
41			public function __construct(
42			MetadataFactory $metadataFactory,
43			PropertyAccessor $propertyAccessor,
44			EntityManagerInterface $entityManager
45			) {
46			$this->metadataFactory = $metadataFactory;
47			$this->propertyAccessor = $propertyAccessor;
48			$this->entityManager = $entityManager;
49			}
50
51			/**
52			* {@inheritdoc}
53			*/
54			public function parseEntity(Request $request, $entityClass, $entity = null)
55			{
56			$method = $request->getMethod();
57
58			$data = $this->getRequestContent($request);
59
60			if (null === $entity) {
61			$entity = new $entityClass;
62			}
63
64			$this->updateObject($entity, $method, $data);
65
66			return $entity;
67			}
68
69			/**
70			* {@inheritdoc}
71			*/
72			public function getRequestContent(Request $request)
73			{
74			$format = $request->getRequestFormat();
75
76			if ('json' !== $format) {
77			throw new \RuntimeException(sprintf('Unsupported format "%s"', $format));
78			}
79
80			$content = $request->getContent();
81			if ('' !== $content) {
82			return json_decode($content, true);
83			}
84
85			return $request->request->all();
86			}
87
88			/**
89			* @param object $object Access by reference.
90			* @param string $method
91			* @param array $data
92			*/
93			protected function updateObject(&$object, $method, $data)
94			{
95			$classMetadata = $this->metadataFactory->getMetadataForClass(ClassUtils::getClass($object));
96
97			foreach ($data as $key => $value) {
98			if (array_key_exists($key, $classMetadata->propertyMetadata)) {
99			/** @var PropertyMetadata $propertyMetadata */
100			$propertyMetadata = $classMetadata->propertyMetadata[$key];
101			if ($this->isUpdateable($object, $method, $propertyMetadata)) {
102			$this->updateProperty($object, $method, $propertyMetadata, $value);
103			}
104			}
105			}
106			}
107
108			/**
109			* @param object $object Access by reference.
110			* @param string $method
111			* @param PropertyMetadata $propertyMetadata
112			* @param mixed $value
113			*/
114			protected function updateProperty(&$object, string $method, PropertyMetadata $propertyMetadata, $value)
115			{
116			$byReference = $this->isUpdateableByReference($propertyMetadata, $method);
117			if ($byReference) {
118			$this->updateByReference($object, $propertyMetadata, $value);
119			} elseif (array_key_exists($propertyMetadata->getType(), Type::getTypesMap())) {
120			$convertedValue = $this->convert($propertyMetadata->getType(), $value);
121			$this->propertyAccessor->setValue($object, $propertyMetadata->name, $convertedValue);
122			} else {
123			$this->updatePropertyObject($object, $method, $propertyMetadata, $value);
124			}
125			}
126
127			private function updateByReference(&$object, PropertyMetadata $propertyMetadata, $value)
128			{
129			if (null === $value) {
130			$this->propertyAccessor->setValue($object, $propertyMetadata->name, null);
131			} else {
132			$type = $propertyMetadata->getType();
133			$classMetadata = $this->entityManager->getClassMetadata($type);
134			$identifiers = $classMetadata->getIdentifier();
135			$id = [];
136			foreach ($identifiers as $idName) {
137			$id[$idName] = $value[$idName];
138			}
139			$reference = $this->entityManager->getReference($type, $id);
140			$this->propertyAccessor->setValue($object, $propertyMetadata->name, $reference);
141			}
142			}
143
144			protected function updatePropertyObject(&$object, string $method, PropertyMetadata $propertyMetadata, $value)
145			{
146			$propertyObject = $this->propertyAccessor->getValue($object, $propertyMetadata->name);
147			if (null === $propertyObject) {
148			$type = $propertyMetadata->getType();
149			$propertyObject = new $type;
150			}
151
152			$this->updateObject($propertyObject, $method, $value);
153			$this->propertyAccessor->setValue($object, $propertyMetadata->name, $propertyObject);
154			}
155
156			/**
157			* @param string $method
158			* @param object $object
159			* @param PropertyMetadata $propertyMetadata
160			*
161			* @return bool
162			*/
163			protected function isUpdateable($object, string $method, PropertyMetadata $propertyMetadata): bool
164			{
165			if ((Request::METHOD_PUT === $method \|\| Request::METHOD_PATCH === $method) && $propertyMetadata->isPuttable()) {
166			return $this->isGranted($object, $propertyMetadata->getPuttable()->right);
167			}
168
169			if (Request:: METHOD_POST === $method && $propertyMetadata->isPostable()) {
170			return $this->isGranted($object, $propertyMetadata->getPostable()->right);
171			}
172
173			return false;
174			}
175
176			private function isGranted($object, ?Right $right): bool
177			{
178			if (null === $right) {
179			return true;
180			}
181
182			/* If no Security is enabled always deny access */
183			if (null === $this->authorizationChecker) {
184			return false;
185			}
186
187			$propertyPath = $right->propertyPath;
188			if (null === $propertyPath) {
189			return $this->authorizationChecker->isGranted($right->attributes);
190			} else {
191			$subject = $this->resolveSubject($object, $propertyPath);
192
193			return $this->authorizationChecker->isGranted($right->attributes, $subject);
194			}
195			}
196
197			private function resolveSubject($entity, $propertyPath)
198			{
199			if ('this' === $propertyPath) {
200			return $entity;
201			}
202
203			return $this->propertyAccessor->getValue($entity, $propertyPath);
204			}
205
206			private function convert(?string $type, $value)
207			{
208			if (null === $value) {
209			return $value;
210			}
211
212			switch ($type) {
213			case 'datetime':
214			case 'date':
215			case 'time':
216			return new \DateTime($value);
217			default:
218			return $value;
219			}
220			}
221
222			private function isUpdateableByReference(PropertyMetadata $propertyMetadata, string $method)
223			{
224			if (
225			Method::PUT === $method
226			&& null !== $propertyMetadata->getPuttable() && true === $propertyMetadata->getPuttable()->byReference
227			) {
228			return true;
229			}
230
231			if (
232			Method::POST === $method
233			&& null !== $propertyMetadata->getPostable() && true === $propertyMetadata->getPostable()->byReference
234			) {
235			return true;
236			}
237
238			return false;
239			}
240
241			/**
242			* @param AuthorizationCheckerInterface $authorizationChecker
243			*/
244			public function setAuthorizationChecker(AuthorizationCheckerInterface $authorizationChecker)
245			{
246			$this->authorizationChecker = $authorizationChecker;
247			}
248			}
249

dontdrinkandroot / rest-bundle.php

RestRequestParser::__construct() A last analyzed 2019-05-27 20:42 UTC

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RestRequestParser::__construct() A
last analyzed 2019-05-27 20:42 UTC