Hydrator::extractFQCN() - Code Metrics - Inspection of "Merge pull request #4 from php-api-clients/feature..." - php-api-clients/hydrator - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 1c2332...e42a09 )

by Cees-Jan

created 2016-09-07 17:20 UTC

Hydrator::extractFQCN() A

↳ Parent: Hydrator

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	6
ccs	4
cts	4
cp	1
rs	9.4285
c	0
b	0
f	0
cc	1
eloc	4
nc	1
nop	2
crap	1

<?php declare(strict_types=1);

namespace ApiClients\Foundation\Hydrator;

use Doctrine\Common\Annotations\AnnotationReader;
use Doctrine\Common\Annotations\CachedReader;
use Doctrine\Common\Annotations\Reader;
use Doctrine\Common\Cache\Cache;
use GeneratedHydrator\Configuration;
use ReflectionClass;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use ApiClients\Foundation\Resource\ResourceInterface;
use ApiClients\Foundation\Resource\AbstractResource;
use Zend\Hydrator\HydratorInterface;

class Hydrator
{
    /**
     * @var array
     */
    protected $options;

    /**
     * @var array
     */
    protected $hydrators = [];

    /**
     * @var array
     */
    protected $annotations = [];

    /**
     * @var HandlerInterface[]
     */
    protected $annotationHandlers = [];

    /**
     * @var Reader
     */
    protected $annotationReader;

    /**
     * @param array $options
     */
    public function __construct(array $options)
    {
        $this->options = $options;

        $reader = new AnnotationReader();
        if (isset($this->options[Options::ANNOTATION_CACHE]) &&
            $this->options[Options::ANNOTATION_CACHE] instanceof Cache
        ) {
            $reader = new CachedReader(
                $reader,
                $this->options[Options::ANNOTATION_CACHE]
            );
        }
        $this->annotationReader = $reader;

        $this->setUpAnnotations();
        $this->addSelfToExtraProperties();
    }

    protected function setUpAnnotations()
    {
        if (!isset($this->options[Options::ANNOTATIONS])) {
            return;
        }

        foreach ($this->options[Options::ANNOTATIONS] as $annotationClass => $handler) {
            $this->annotationHandlers[$annotationClass] = new $handler($this);
        }
    }

    protected function addSelfToExtraProperties()
    {
        $this->options[Options::EXTRA_PROPERTIES]['hydrator'] = $this;
    }

    public function preheat(string $scanTarget, string $namespace)
    {
        $directory = new RecursiveDirectoryIterator($scanTarget);
        $directory = new RecursiveIteratorIterator($directory);

        foreach ($directory as $node) {
            if (!is_file($node->getPathname())) {
                continue;
            }

            $file = substr($node->getPathname(), strlen($scanTarget));
            $file = ltrim($file, DIRECTORY_SEPARATOR);
            $file = rtrim($file, '.php');

            $class = $namespace . '\\' . str_replace(DIRECTORY_SEPARATOR, '\\', $file);

            if (!class_exists($class)) {
                continue;
            }

            if (!is_subclass_of($class, ResourceInterface::class)) {

                continue;
            }

            $this->getHydrator($class);
            $this->annotationReader->getClassAnnotations(new ReflectionClass($class));
        }
    }

    /**
     * @param string $class
     * @param array $json
     * @return ResourceInterface
     */
    public function hydrate(string $class, array $json): ResourceInterface

    {
        $fullClassName = implode(
            '\\',
            [
                $this->options[Options::NAMESPACE],
                $this->options[Options::NAMESPACE_SUFFIX],
                $class,
            ]
        );
        return $this->hydrateFQCN($fullClassName, $json);
    }

    /**
     * @param string $class
     * @param array $json
     * @return ResourceInterface
     */
    public function hydrateFQCN(string $class, array $json): ResourceInterface
    {
        $hydrator = $this->getHydrator($class);
        $object = new $class();
        $json = $this->hydrateApplyAnnotations($json, $object);
        $resource = $hydrator->hydrate($json, $object);
        if ($resource instanceof AbstractResource) {
            $resource->setExtraProperties($this->options[Options::EXTRA_PROPERTIES]);
        }
        return $resource;
    }

    /**
     * @param array $json
     * @param ResourceInterface $object
     * @return array
     */
    protected function hydrateApplyAnnotations(array $json, ResourceInterface $object): array

    {
        foreach ($this->annotationHandlers as $annotationClass => $handler) {
            $annotation = $this->getAnnotation($object, $annotationClass);
            if ($annotation === null) {
                continue;
            }

            $json = $handler->hydrate($annotation, $json, $object);
        }

        return $json;
    }

    /**
     * @param string $class
     * @param ResourceInterface $object
     * @return array
     */
    public function extract(string $class, ResourceInterface $object): array

    {
        $fullClassName = implode(
            '\\',
            [
                $this->options[Options::NAMESPACE],
                $this->options[Options::NAMESPACE_SUFFIX],
                $class,
            ]
        );
        return $this->extractFQCN($fullClassName, $object);
    }

    /**
     * Takes a fully qualified class name and extracts the data for that class from the given $object
     * @param string $class
     * @param ResourceInterface $object
     * @return array
     */
    public function extractFQCN(string $class, ResourceInterface $object): array
    {
        $json = $this->getHydrator($class)->extract($object);
        $json = $this->extractApplyAnnotations($object, $json);
        return $json;
    }

    /**
     * @param array $json
     * @param ResourceInterface $object
     * @return array
     */
    protected function extractApplyAnnotations(ResourceInterface $object, array $json): array

    {
        foreach ($this->annotationHandlers as $annotationClass => $handler) {
            $annotation = $this->getAnnotation($object, $annotationClass);
            if ($annotation === null) {
                continue;
            }

            $json = $handler->extract($annotation, $object, $json);
        }

        return $json;
    }

    /**
     * @param ResourceInterface $object
     * @param string $annotationClass
     * @return null|AnnotationInterface
     */
    protected function getAnnotation(ResourceInterface $object, string $annotationClass)
    {
        $class = get_class($object);
        if (isset($this->annotations[$class][$annotationClass])) {
            return $this->annotations[$class][$annotationClass];
        }

        if (!isset($this->annotations[$class])) {
            $this->annotations[$class] = [];
        }

        $this->annotations[$class][$annotationClass] = $this->annotationReader
            ->getClassAnnotation(
                new ReflectionClass($object),
                $annotationClass
            )
        ;

        if (get_class($this->annotations[$class][$annotationClass]) === $annotationClass) {
            return $this->annotations[$class][$annotationClass];
        }

        $this->annotations[$class][$annotationClass] = $this->annotationReader
            ->getClassAnnotation(
                new ReflectionClass(get_parent_class($object)),
                $annotationClass
            )
        ;

        return $this->annotations[$class][$annotationClass];
    }

    /**
     * @param string $resource
     * @param ResourceInterface $object
     * @return ResourceInterface
     */
    public function buildAsyncFromSync(string $resource, ResourceInterface $object): ResourceInterface
    {
        return $this->hydrateFQCN(
            $this->options[Options::NAMESPACE] . '\\Async\\' . $resource,
            $this->extractFQCN(
                $this->options[Options::NAMESPACE] . '\\Sync\\' . $resource,
                $object
            )
        );
    }

    /**
     * @param string $class
     * @return HydratorInterface
     */
    protected function getHydrator(string $class): HydratorInterface
    {
        if (isset($this->hydrators[$class])) {
            return $this->hydrators[$class];
        }

        $config = new Configuration($class);
        if (isset($this->options[Options::RESOURCE_CACHE_DIR])) {
            $config->setGeneratedClassesTargetDir($this->options[Options::RESOURCE_CACHE_DIR]);
        }
        if (isset($this->options[Options::RESOURCE_NAMESPACE])) {
            $config->setGeneratedClassesNamespace($this->options[Options::RESOURCE_NAMESPACE]);
        }
        $hydrator = $config->createFactory()->getHydratorClass();
        $this->hydrators[$class] = new $hydrator;

        return $this->hydrators[$class];
    }
}


1			<?php declare(strict_types=1);
2
3			namespace ApiClients\Foundation\Hydrator;
4
5			use Doctrine\Common\Annotations\AnnotationReader;
6			use Doctrine\Common\Annotations\CachedReader;
7			use Doctrine\Common\Annotations\Reader;
8			use Doctrine\Common\Cache\Cache;
9			use GeneratedHydrator\Configuration;
10			use ReflectionClass;
11			use RecursiveDirectoryIterator;
12			use RecursiveIteratorIterator;
13			use ApiClients\Foundation\Resource\ResourceInterface;
14			use ApiClients\Foundation\Resource\AbstractResource;
15			use Zend\Hydrator\HydratorInterface;
16
17			class Hydrator
18			{
19			/**
20			* @var array
21			*/
22			protected $options;
23
24			/**
25			* @var array
26			*/
27			protected $hydrators = [];
28
29			/**
30			* @var array
31			*/
32			protected $annotations = [];
33
34			/**
35			* @var HandlerInterface[]
36			*/
37			protected $annotationHandlers = [];
38
39			/**
40			* @var Reader
41			*/
42			protected $annotationReader;
43
44			/**
45			* @param array $options
46			*/
47	6		public function __construct(array $options)
48			{
49	6		$this->options = $options;
50
51	6		$reader = new AnnotationReader();
52	6		if (isset($this->options[Options::ANNOTATION_CACHE]) &&
53	6		$this->options[Options::ANNOTATION_CACHE] instanceof Cache
54			) {
55	1		$reader = new CachedReader(
56			$reader,
57	1		$this->options[Options::ANNOTATION_CACHE]
58			);
59			}
60	6		$this->annotationReader = $reader;
61
62	6		$this->setUpAnnotations();
63	6		$this->addSelfToExtraProperties();
64	6		}
65
66	6		protected function setUpAnnotations()
67			{
68	6		if (!isset($this->options[Options::ANNOTATIONS])) {
69			return;
70			}
71
72	6		foreach ($this->options[Options::ANNOTATIONS] as $annotationClass => $handler) {
73	6		$this->annotationHandlers[$annotationClass] = new $handler($this);
74			}
75	6		}
76
77	6		protected function addSelfToExtraProperties()
78			{
79	6		$this->options[Options::EXTRA_PROPERTIES]['hydrator'] = $this;
80	6		}
81
82	2		public function preheat(string $scanTarget, string $namespace)
83			{
84	2		$directory = new RecursiveDirectoryIterator($scanTarget);
85	2		$directory = new RecursiveIteratorIterator($directory);
86
87	2		foreach ($directory as $node) {
88	2		if (!is_file($node->getPathname())) {
89	2		continue;
90			}
91
92	2		$file = substr($node->getPathname(), strlen($scanTarget));
93	2		$file = ltrim($file, DIRECTORY_SEPARATOR);
94	2		$file = rtrim($file, '.php');
95
96	2		$class = $namespace . '\\' . str_replace(DIRECTORY_SEPARATOR, '\\', $file);
97
98	2		if (!class_exists($class)) {
99			continue;
100			}
101
102	2		if (!is_subclass_of($class, ResourceInterface::class)) {
			0 ignored issues – show Bug introduced 2016-09-07 16:29 UTC by Report Bug Copy Issue Report Due to PHP Bug #53727, `is_subclass_of` might return inconsistent results on some PHP versions if `\ApiClients\Foundation\R...esourceInterface::class` can be an interface. If so, you could instead use `ReflectionClass::implementsInterface`. Loading history...
103			continue;
104			}
105
106	2		$this->getHydrator($class);
107	2		$this->annotationReader->getClassAnnotations(new ReflectionClass($class));
108			}
109	2		}
110
111			/**
112			* @param string $class
113			* @param array $json
114			* @return ResourceInterface
115			*/
116	4	View Code Duplication	public function hydrate(string $class, array $json): ResourceInterface
			0 ignored issues – show Duplication introduced 2016-08-10 13:35 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
117			{
118	4		$fullClassName = implode(
119	4		'\\',
120			[
121			$this->options[Options::NAMESPACE],
122	4		$this->options[Options::NAMESPACE_SUFFIX],
123	4		$class,
124			]
125			);
126	4		return $this->hydrateFQCN($fullClassName, $json);
127			}
128
129			/**
130			* @param string $class
131			* @param array $json
132			* @return ResourceInterface
133			*/
134	4		public function hydrateFQCN(string $class, array $json): ResourceInterface
135			{
136	4		$hydrator = $this->getHydrator($class);
137	4		$object = new $class();
138	4		$json = $this->hydrateApplyAnnotations($json, $object);
139	4		$resource = $hydrator->hydrate($json, $object);
140	4		if ($resource instanceof AbstractResource) {
141			$resource->setExtraProperties($this->options[Options::EXTRA_PROPERTIES]);
142			}
143	4		return $resource;
144			}
145
146			/**
147			* @param array $json
148			* @param ResourceInterface $object
149			* @return array
150			*/
151	4	View Code Duplication	protected function hydrateApplyAnnotations(array $json, ResourceInterface $object): array
			0 ignored issues – show Duplication introduced 2016-08-10 13:35 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
152			{
153	4		foreach ($this->annotationHandlers as $annotationClass => $handler) {
154	4		$annotation = $this->getAnnotation($object, $annotationClass);
155	4		if ($annotation === null) {
156	4		continue;
157			}
158
159	4		$json = $handler->hydrate($annotation, $json, $object);
160			}
161
162	4		return $json;
163			}
164
165			/**
166			* @param string $class
167			* @param ResourceInterface $object
168			* @return array
169			*/
170	2	View Code Duplication	public function extract(string $class, ResourceInterface $object): array
			0 ignored issues – show Duplication introduced 2016-08-10 13:35 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
171			{
172	2		$fullClassName = implode(
173	2		'\\',
174			[
175			$this->options[Options::NAMESPACE],
176	2		$this->options[Options::NAMESPACE_SUFFIX],
177	2		$class,
178			]
179			);
180	2		return $this->extractFQCN($fullClassName, $object);
181			}
182
183			/**
184			* Takes a fully qualified class name and extracts the data for that class from the given $object
185			* @param string $class
186			* @param ResourceInterface $object
187			* @return array
188			*/
189	2		public function extractFQCN(string $class, ResourceInterface $object): array
190			{
191	2		$json = $this->getHydrator($class)->extract($object);
192	2		$json = $this->extractApplyAnnotations($object, $json);
193	2		return $json;
194			}
195
196			/**
197			* @param array $json
198			* @param ResourceInterface $object
199			* @return array
200			*/
201	2	View Code Duplication	protected function extractApplyAnnotations(ResourceInterface $object, array $json): array
			0 ignored issues – show Duplication introduced 2016-08-10 13:35 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
202			{
203	2		foreach ($this->annotationHandlers as $annotationClass => $handler) {
204	2		$annotation = $this->getAnnotation($object, $annotationClass);
205	2		if ($annotation === null) {
206	2		continue;
207			}
208
209	2		$json = $handler->extract($annotation, $object, $json);
210			}
211
212	2		return $json;
213			}
214
215			/**
216			* @param ResourceInterface $object
217			* @param string $annotationClass
218			* @return null\|AnnotationInterface
219			*/
220	4		protected function getAnnotation(ResourceInterface $object, string $annotationClass)
221			{
222	4		$class = get_class($object);
223	4		if (isset($this->annotations[$class][$annotationClass])) {
224	2		return $this->annotations[$class][$annotationClass];
225			}
226
227	4		if (!isset($this->annotations[$class])) {
228	4		$this->annotations[$class] = [];
229			}
230
231	4		$this->annotations[$class][$annotationClass] = $this->annotationReader
232	4		->getClassAnnotation(
233	4		new ReflectionClass($object),
234			$annotationClass
235			)
236			;
237
238	4		if (get_class($this->annotations[$class][$annotationClass]) === $annotationClass) {
239			return $this->annotations[$class][$annotationClass];
240			}
241
242	4		$this->annotations[$class][$annotationClass] = $this->annotationReader
243	4		->getClassAnnotation(
244	4		new ReflectionClass(get_parent_class($object)),
245			$annotationClass
246			)
247			;
248
249	4		return $this->annotations[$class][$annotationClass];
250			}
251
252			/**
253			* @param string $resource
254			* @param ResourceInterface $object
255			* @return ResourceInterface
256			*/
257	1		public function buildAsyncFromSync(string $resource, ResourceInterface $object): ResourceInterface
258			{
259	1		return $this->hydrateFQCN(
260			$this->options[Options::NAMESPACE] . '\\Async\\' . $resource,
261	1		$this->extractFQCN(
262			$this->options[Options::NAMESPACE] . '\\Sync\\' . $resource,
263			$object
264			)
265			);
266			}
267
268			/**
269			* @param string $class
270			* @return HydratorInterface
271			*/
272	6		protected function getHydrator(string $class): HydratorInterface
273			{
274	6		if (isset($this->hydrators[$class])) {
275	4		return $this->hydrators[$class];
276			}
277
278	6		$config = new Configuration($class);
279	6		if (isset($this->options[Options::RESOURCE_CACHE_DIR])) {
280	6		$config->setGeneratedClassesTargetDir($this->options[Options::RESOURCE_CACHE_DIR]);
281			}
282	6		if (isset($this->options[Options::RESOURCE_NAMESPACE])) {
283	6		$config->setGeneratedClassesNamespace($this->options[Options::RESOURCE_NAMESPACE]);
284			}
285	6		$hydrator = $config->createFactory()->getHydratorClass();
286	6		$this->hydrators[$class] = new $hydrator;
287
288	6		return $this->hydrators[$class];
289			}
290			}
291

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Hydrator::extractFQCN() A

Complexity

Size

Duplication

Code Coverage

Importance

Duplication Side-by-Side

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