Serializer::getNavigator() - Code Metrics - schmittjoh/serializer - Measure and Improve Code Quality continuously with Scrutinizer

Serializer::getNavigator() A
last analyzed 2025-05-15 09:33 UTC

↳ Parent: Serializer

Complexity

Conditions	3
Paths	2

Size

Total Lines	12
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	3.1406

Importance

Changes

Metric	Value
cc	3
eloc	6
nc	2
nop	1
dl	0
loc	12
ccs	6
cts	8
cp	0.75
crap	3.1406
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace JMS\Serializer;

use JMS\Serializer\ContextFactory\DefaultDeserializationContextFactory;
use JMS\Serializer\ContextFactory\DefaultSerializationContextFactory;
use JMS\Serializer\ContextFactory\DeserializationContextFactoryInterface;
use JMS\Serializer\ContextFactory\SerializationContextFactoryInterface;
use JMS\Serializer\Exception\InvalidArgumentException;
use JMS\Serializer\Exception\RuntimeException;
use JMS\Serializer\Exception\UnsupportedFormatException;
use JMS\Serializer\GraphNavigator\Factory\GraphNavigatorFactoryInterface;
use JMS\Serializer\Type\Parser;
use JMS\Serializer\Type\ParserInterface;
use JMS\Serializer\Visitor\Factory\DeserializationVisitorFactory;
use JMS\Serializer\Visitor\Factory\SerializationVisitorFactory;
use Metadata\MetadataFactoryInterface;

/**
 * Serializer Implementation.
 *
 * @author Johannes M. Schmitt <[email protected]>
 */
final class Serializer implements SerializerInterface, ArrayTransformerInterface
{
    /**
     * @var MetadataFactoryInterface
     */
    private $factory;

    /**
     * @var ParserInterface
     */
    private $typeParser;

    /**
     * @var SerializationVisitorFactory[]
     */
    private $serializationVisitors;

    /**
     * @var DeserializationVisitorFactory[]
     */
    private $deserializationVisitors;

    /**
     * @var SerializationContextFactoryInterface
     */
    private $serializationContextFactory;

    /**
     * @var DeserializationContextFactoryInterface
     */
    private $deserializationContextFactory;

    /**
     * @var GraphNavigatorFactoryInterface[]
     */
    private $graphNavigators;

    /**
     * @param GraphNavigatorFactoryInterface[] $graphNavigators
     * @param SerializationVisitorFactory[] $serializationVisitors
     * @param DeserializationVisitorFactory[] $deserializationVisitors
     */
    public function __construct(
        MetadataFactoryInterface $factory,
        array $graphNavigators,
        array $serializationVisitors,
        array $deserializationVisitors,
        ?SerializationContextFactoryInterface $serializationContextFactory = null,
        ?DeserializationContextFactoryInterface $deserializationContextFactory = null,
        ?ParserInterface $typeParser = null
    ) {
        $this->factory = $factory;
        $this->graphNavigators = $graphNavigators;
        $this->serializationVisitors = $serializationVisitors;
        $this->deserializationVisitors = $deserializationVisitors;

        $this->typeParser = $typeParser ?? new Parser();

        $this->serializationContextFactory = $serializationContextFactory ?: new DefaultSerializationContextFactory();
        $this->deserializationContextFactory = $deserializationContextFactory ?: new DefaultDeserializationContextFactory();
    }

    /**
     * Parses a direction string to one of the direction constants.
     */
    public static function parseDirection(string $dirStr): int
    {
        switch (strtolower($dirStr)) {
            case 'serialization':
                return GraphNavigatorInterface::DIRECTION_SERIALIZATION;

            case 'deserialization':
                return GraphNavigatorInterface::DIRECTION_DESERIALIZATION;

            default:
                throw new InvalidArgumentException(sprintf('The direction "%s" does not exist.', $dirStr));
        }
    }

    private function findInitialType(?string $type, SerializationContext $context): ?string
    {
        if (null !== $type) {
            return $type;
        } elseif ($context->hasAttribute('initial_type')) {
            return $context->getAttribute('initial_type');
        }

        return null;
    }

    private function getNavigator(int $direction): GraphNavigatorInterface
    {
        if (!isset($this->graphNavigators[$direction])) {
            throw new RuntimeException(
                sprintf(
                    'Can not find a graph navigator for the direction "%s".',
                    GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
                ),
            );
        }

        return $this->graphNavigators[$direction]->getGraphNavigator();
    }

    private function getVisitor(int $direction, string $format): VisitorInterface
    {
        $factories = GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction
            ? $this->serializationVisitors
            : $this->deserializationVisitors;

        if (!isset($factories[$format])) {
            throw new UnsupportedFormatException(
                sprintf(
                    'The format "%s" is not supported for %s.',
                    $format,
                    GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
                ),
            );
        }

        return $factories[$format]->getVisitor();
    }

    /**
     * {@InheritDoc}
     */
    public function serialize($data, string $format, ?SerializationContext $context = null, ?string $type = null): string
    {
        if (null === $context) {
            $context = $this->serializationContextFactory->createSerializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, $format);
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);

        $type = $this->findInitialType($type, $context);

        $result = $this->visit($navigator, $visitor, $context, $data, $format, $type);

        $context->close();

        return $visitor->getResult($result);
    }

    /**
     * {@InheritDoc}
     */
    public function deserialize(string $data, string $type, string $format, ?DeserializationContext $context = null)
    {
        if (null === $context) {
            $context = $this->deserializationContextFactory->createDeserializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, $format);
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);

        $result = $this->visit($navigator, $visitor, $context, $data, $format, $type);

        $context->close();

        return $visitor->getResult($result);
    }

    /**
     * {@InheritDoc}
     */
    public function toArray($data, ?SerializationContext $context = null, ?string $type = null): array
    {
        if (null === $context) {
            $context = $this->serializationContextFactory->createSerializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, 'json');
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);

        $type = $this->findInitialType($type, $context);
        $result = $this->visit($navigator, $visitor, $context, $data, 'json', $type);
        $result = $this->convertArrayObjects($result);

        if (!\is_array($result)) {
            throw new RuntimeException(sprintf(
                'The input data of type "%s" did not convert to an array, but got a result of type "%s".',
                \is_object($data) ? \get_class($data) : \gettype($data),
                \is_object($result) ? \get_class($result) : \gettype($result),
            ));
        }

        return $result;
    }

    /**
     * {@InheritDoc}
     */
    public function fromArray(array $data, string $type, ?DeserializationContext $context = null)
    {
        if (null === $context) {
            $context = $this->deserializationContextFactory->createDeserializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, 'json');
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);

        return $this->visit($navigator, $visitor, $context, $data, 'json', $type, false);
    }

    /**
     * @param mixed $data
     *
     * @return mixed
     */
    private function visit(GraphNavigatorInterface $navigator, VisitorInterface $visitor, Context $context, $data, string $format, ?string $type = null, bool $prepare = true)
    {
        $context->initialize(
            $format,
            $visitor,
            $navigator,
            $this->factory,
        );

        $visitor->setNavigator($navigator);
        $navigator->initialize($visitor, $context);

        if ($prepare) {
            $data = $visitor->prepare($data);
        }

        if (null !== $type) {
            $type = $this->typeParser->parse($type);
        }

        return $navigator->accept($data, $type);
    }

    /**
     * @param mixed $data
     *
     * @return mixed
     */
    private function convertArrayObjects($data)
    {
        if ($data instanceof \ArrayObject || $data instanceof \stdClass) {
            $data = (array) $data;
        }

        if (\is_array($data)) {
            foreach ($data as $k => $v) {
                $data[$k] = $this->convertArrayObjects($v);
            }
        }

        return $data;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace JMS\Serializer;
6
7		use JMS\Serializer\ContextFactory\DefaultDeserializationContextFactory;
8		use JMS\Serializer\ContextFactory\DefaultSerializationContextFactory;
9		use JMS\Serializer\ContextFactory\DeserializationContextFactoryInterface;
10		use JMS\Serializer\ContextFactory\SerializationContextFactoryInterface;
11		use JMS\Serializer\Exception\InvalidArgumentException;
12		use JMS\Serializer\Exception\RuntimeException;
13		use JMS\Serializer\Exception\UnsupportedFormatException;
14		use JMS\Serializer\GraphNavigator\Factory\GraphNavigatorFactoryInterface;
15		use JMS\Serializer\Type\Parser;
16		use JMS\Serializer\Type\ParserInterface;
17		use JMS\Serializer\Visitor\Factory\DeserializationVisitorFactory;
18		use JMS\Serializer\Visitor\Factory\SerializationVisitorFactory;
19		use Metadata\MetadataFactoryInterface;
20
21		/**
22		* Serializer Implementation.
23		*
24		* @author Johannes M. Schmitt <[email protected]>
25		*/
26		final class Serializer implements SerializerInterface, ArrayTransformerInterface
27		{
28		/**
29		* @var MetadataFactoryInterface
30		*/
31		private $factory;
32
33		/**
34		* @var ParserInterface
35		*/
36		private $typeParser;
37
38		/**
39		* @var SerializationVisitorFactory[]
40		*/
41		private $serializationVisitors;
42
43		/**
44		* @var DeserializationVisitorFactory[]
45		*/
46		private $deserializationVisitors;
47
48		/**
49		* @var SerializationContextFactoryInterface
50		*/
51		private $serializationContextFactory;
52
53		/**
54		* @var DeserializationContextFactoryInterface
55		*/
56		private $deserializationContextFactory;
57
58		/**
59		* @var GraphNavigatorFactoryInterface[]
60		*/
61		private $graphNavigators;
62
63		/**
64		* @param GraphNavigatorFactoryInterface[] $graphNavigators
65		* @param SerializationVisitorFactory[] $serializationVisitors
66		* @param DeserializationVisitorFactory[] $deserializationVisitors
67		*/
68		public function __construct(
69		MetadataFactoryInterface $factory,
70		array $graphNavigators,
71		array $serializationVisitors,
72	330	array $deserializationVisitors,
73		?SerializationContextFactoryInterface $serializationContextFactory = null,
74		?DeserializationContextFactoryInterface $deserializationContextFactory = null,
75		?ParserInterface $typeParser = null
76		) {
77		$this->factory = $factory;
78		$this->graphNavigators = $graphNavigators;
79		$this->serializationVisitors = $serializationVisitors;
80		$this->deserializationVisitors = $deserializationVisitors;
81	330
82	330	$this->typeParser = $typeParser ?? new Parser();
83	330
84	330	$this->serializationContextFactory = $serializationContextFactory ?: new DefaultSerializationContextFactory();
85		$this->deserializationContextFactory = $deserializationContextFactory ?: new DefaultDeserializationContextFactory();
86	330	}
87
88	330	/**
89	330	* Parses a direction string to one of the direction constants.
90	330	*/
91		public static function parseDirection(string $dirStr): int
92		{
93		switch (strtolower($dirStr)) {
94		case 'serialization':
95		return GraphNavigatorInterface::DIRECTION_SERIALIZATION;
96
97		case 'deserialization':
98		return GraphNavigatorInterface::DIRECTION_DESERIALIZATION;
99
100		default:
101		throw new InvalidArgumentException(sprintf('The direction "%s" does not exist.', $dirStr));
102		}
103		}
104
105		private function findInitialType(?string $type, SerializationContext $context): ?string
106		{
107		if (null !== $type) {
108		return $type;
109		} elseif ($context->hasAttribute('initial_type')) {
110		return $context->getAttribute('initial_type');
111		}
112
113	287	return null;
114		}
115	287
116	2	private function getNavigator(int $direction): GraphNavigatorInterface
117	285	{
118	27	if (!isset($this->graphNavigators[$direction])) {
119		throw new RuntimeException(
120	258	sprintf(
121		'Can not find a graph navigator for the direction "%s".',
122		GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
123	313	),
124		);
125	313	}
126
127		return $this->graphNavigators[$direction]->getGraphNavigator();
128		}
129
130		private function getVisitor(int $direction, string $format): VisitorInterface
131		{
132		$factories = GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction
133		? $this->serializationVisitors
134	313	: $this->deserializationVisitors;
135
136		if (!isset($factories[$format])) {
137	314	throw new UnsupportedFormatException(
138		sprintf(
139	314	'The format "%s" is not supported for %s.',
140	288	$format,
141	314	GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
142		),
143	314	);
144	1	}
145	1
146	1	return $factories[$format]->getVisitor();
147	1	}
148
149		/**
150		* {@InheritDoc}
151	313	*/
152		public function serialize($data, string $format, ?SerializationContext $context = null, ?string $type = null): string
153		{
154	280	if (null === $context) {
155		$context = $this->serializationContextFactory->createSerializationContext();
156	280	}
157	197
158		$visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, $format);
159		$navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);
160	280
161	279	$type = $this->findInitialType($type, $context);
162
163	279	$result = $this->visit($navigator, $visitor, $context, $data, $format, $type);
164
165	279	$context->close();
166	259
167		return $visitor->getResult($result);
168		}
169	136
170		/**
171	136	* {@InheritDoc}
172	132	*/
173		public function deserialize(string $data, string $type, string $format, ?DeserializationContext $context = null)
174		{
175	136	if (null === $context) {
176	136	$context = $this->deserializationContextFactory->createDeserializationContext();
177		}
178	136
179		$visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, $format);
180	130	$navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);
181
182		$result = $this->visit($navigator, $visitor, $context, $data, $format, $type);
183
184		$context->close();
185
186	8	return $visitor->getResult($result);
187		}
188	8
189	8	/**
190		* {@InheritDoc}
191		*/
192	8	public function toArray($data, ?SerializationContext $context = null, ?string $type = null): array
193	8	{
194		if (null === $context) {
195	8	$context = $this->serializationContextFactory->createSerializationContext();
196	8	}
197	8
198		$visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, 'json');
199	8	$navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);
200	4
201	4	$type = $this->findInitialType($type, $context);
202	4	$result = $this->visit($navigator, $visitor, $context, $data, 'json', $type);
203	4	$result = $this->convertArrayObjects($result);
204
205		if (!\is_array($result)) {
206		throw new RuntimeException(sprintf(
207	4	'The input data of type "%s" did not convert to an array, but got a result of type "%s".',
208		\is_object($data) ? \get_class($data) : \gettype($data),
209		\is_object($result) ? \get_class($result) : \gettype($result),
210		));
211		}
212
213	2	return $result;
214		}
215	2
216	2	/**
217		* {@InheritDoc}
218		*/
219	2	public function fromArray(array $data, string $type, ?DeserializationContext $context = null)
220	2	{
221		if (null === $context) {
222	2	$context = $this->deserializationContextFactory->createDeserializationContext();
223		}
224
225	313	$visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, 'json');
226		$navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);
227	313
228	313	return $this->visit($navigator, $visitor, $context, $data, 'json', $type, false);
229	313	}
230	313
231	313	/**
232		* @param mixed $data
233		*
234	313	* @return mixed
235	313	*/
236		private function visit(GraphNavigatorInterface $navigator, VisitorInterface $visitor, Context $context, $data, string $format, ?string $type = null, bool $prepare = true)
237	313	{
238	311	$context->initialize(
239		$format,
240		$visitor,
241	310	$navigator,
242	164	$this->factory,
243		);
244	310
245		$visitor->setNavigator($navigator);
246		$navigator->initialize($visitor, $context);
247	8
248		if ($prepare) {
249	8	$data = $visitor->prepare($data);
250	2	}
251
252	8	if (null !== $type) {
253	4	$type = $this->typeParser->parse($type);
254	3	}
255
256		return $navigator->accept($data, $type);
257		}
258	8
259		/**
260		* @param mixed $data
261		*
262		* @return mixed
263		*/
264		private function convertArrayObjects($data)
265		{
266		if ($data instanceof \ArrayObject \|\| $data instanceof \stdClass) {
267		$data = (array) $data;
268		}
269
270		if (\is_array($data)) {
271		foreach ($data as $k => $v) {
272		$data[$k] = $this->convertArrayObjects($v);
273		}
274		}
275
276		return $data;
277		}
278		}
279

schmittjoh / serializer

Serializer::getNavigator() A last analyzed 2025-05-15 09:33 UTC

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Serializer::getNavigator() A
last analyzed 2025-05-15 09:33 UTC