ApiPersister::__construct() - Code Metrics - Inspection of "[WIP] Release 2.0" - bankiru/doctrine-api-client - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#14)

by Pavel

created 2016-10-28 11:40 UTC

ApiPersister::__construct() A

↳ Parent: ApiPersister

Complexity

Conditions	1
Paths	1

Size

Total Lines	7
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	7
c	0
b	0
f	0
ccs	6
cts	6
cp	1
rs	9.4285
cc	1
eloc	5
nc	1
nop	2
crap	1

<?php

namespace Bankiru\Api\Doctrine\Persister;

use Bankiru\Api\Doctrine\ApiEntityManager;
use Bankiru\Api\Doctrine\Mapping\ApiMetadata;
use Bankiru\Api\Doctrine\Mapping\EntityMetadata;
use Bankiru\Api\Doctrine\Proxy\ApiCollection;
use Bankiru\Api\Doctrine\Rpc\CrudsApiInterface;
use Bankiru\Api\Doctrine\Rpc\SearchArgumentsTransformer;
use Doctrine\Common\Collections\AbstractLazyCollection;

/** @internal */
class ApiPersister implements EntityPersister
{
    /** @var SearchArgumentsTransformer */
    private $transformer;
    /** @var  EntityMetadata */
    private $metadata;
    /** @var ApiEntityManager */
    private $manager;
    /** @var CrudsApiInterface */
    private $api;
    /** @var array */
    private $pendingInserts = [];

    /**
     * ApiPersister constructor.
     *
     * @param ApiEntityManager  $manager
     * @param CrudsApiInterface $api
     */
    public function __construct(ApiEntityManager $manager, CrudsApiInterface $api)
    {
        $this->manager     = $manager;
        $this->metadata    = $api->getMetadata();
        $this->api         = $api;
        $this->transformer = new SearchArgumentsTransformer($this->metadata, $this->manager);
    }

    /** {@inheritdoc} */
    public function getClassMetadata()
    {
        return $this->metadata;
    }

    /** {@inheritdoc} */
    public function getCrudsApi()
    {
        return $this->api;
    }

    /** {@inheritdoc} */
    public function update($entity)
    {
        $patch = $this->prepareUpdateData($entity);
        $data  = $this->convertEntityToData($entity);

        $this->api->patch(
            $this->transformer->transformCriteria($this->metadata->getIdentifierValues($entity)),
            $patch,
            $data
        );
    }

    /** {@inheritdoc} */
    public function delete($entity)
    {
        return $this->api->remove($this->transformer->transformCriteria($this->metadata->getIdentifierValues($entity)));
    }

    /** {@inheritdoc} */
    public function count($criteria = [])
    {
        return $this->api->count($this->transformer->transformCriteria($criteria));
    }

    /** {@inheritdoc} */
    public function loadAll(array $criteria = [], array $orderBy = null, $limit = null, $offset = null)
    {
        $objects = $this->api->search(
            $this->transformer->transformCriteria($criteria),
            $this->transformer->transformOrder($orderBy),
            $limit,
            $offset
        );

        $entities = [];
        foreach ($objects as $object) {
            $entities[] = $this->manager->getUnitOfWork()->getOrCreateEntity($this->metadata->getName(), $object);
        }

        return $entities;
    }

    /** {@inheritdoc} */
    public function loadOneToOneEntity(array $assoc, $sourceEntity, array $identifier = [])
    {
        if (false !== ($foundEntity = $this->manager->getUnitOfWork()->tryGetById($identifier, $assoc['target']))) {
            return $foundEntity;
        }

        // Get identifiers from entity if the entity is not the owning side
        if (!$assoc['isOwningSide']) {
            $identifier = $this->metadata->getIdentifierValues($sourceEntity);
        }

        return $this->loadById($identifier);
    }

    /** {@inheritdoc} */
    public function loadById(array $identifiers, $entity = null)
    {
        $body = $this->api->find($this->transformer->transformCriteria($identifiers));

        if (null === $body) {
            return null;
        }

        return $this->manager->getUnitOfWork()->getOrCreateEntity($this->metadata->getName(), $body);
    }

    /** {@inheritdoc} */
    public function refresh(array $id, $entity)
    {
        $this->loadById($id, $entity);
    }

    /** {@inheritdoc} */
    public function loadOneToManyCollection(array $assoc, $sourceEntity, AbstractLazyCollection $collection)
    {
        $criteria = [
            $assoc['mappedBy'] => $sourceEntity,
        ];

        $orderBy = isset($assoc['orderBy']) ? $assoc['orderBy'] : [];

        $source = $this->api->search(
            $this->transformer->transformCriteria($criteria),
            $this->transformer->transformOrder($orderBy)
        );

        $target = $this->manager->getClassMetadata($assoc['target']);

        foreach ($source as $object) {
            $entity = $this->manager->getUnitOfWork()->getOrCreateEntity($target->getName(), $object);
            if (isset($assoc['orderBy'])) {
                $index = $target->getReflectionProperty($assoc['orderBy'])->getValue($entity);
                $collection->set($index, $entity);
            } else {
                $collection->add($entity);
            }

            $target->getReflectionProperty($assoc['mappedBy'])->setValue($entity, $sourceEntity);
        }

        return $collection;
    }

    /** {@inheritdoc} */
    public function getOneToManyCollection(array $assoc, $sourceEntity, $limit = null, $offset = null)
    {
        $targetClass = $assoc['target'];
        /** @var EntityMetadata $targetMetadata */
        $targetMetadata = $this->manager->getClassMetadata($targetClass);

        if ($this->metadata->isIdentifierComposite) {
            throw new \BadMethodCallException(__METHOD__ . ' on composite reference is not supported');
        }

        $apiCollection = new ApiCollection($this->manager, $targetMetadata);
        $apiCollection->setOwner($sourceEntity, $assoc);
        $apiCollection->setInitialized(false);

        return $apiCollection;
    }

    /** {@inheritdoc} */
    public function getToOneEntity(array $mapping, $sourceEntity, array $identifiers)
    {
        $metadata = $this->manager->getClassMetadata(get_class($sourceEntity));

        if (!$mapping['isOwningSide']) {
            $identifiers = $metadata->getIdentifierValues($sourceEntity);
        }

        return $this->manager->getReference($mapping['target'], $identifiers);
    }

    public function pushNewEntity($entity)
    {
        $this->pendingInserts[] = $entity;
    }

    public function flushNewEntities()
    {
        $result = [];
        foreach ($this->pendingInserts as $entity) {
            $result[] = [
                'generatedId' => $this->getCrudsApi()->create($this->convertEntityToData($entity)),
                'entity'      => $entity,
            ];
        }

        $this->pendingInserts = [];

        if ($this->metadata->isIdentifierNatural()) {
            return [];
        }

        return $result;
    }

    /**
     * Prepares the changeset of an entity for database insertion (UPDATE).
     *
     * The changeset is obtained from the currently running UnitOfWork.
     *
     * During this preparation the array that is passed as the second parameter is filled with
     * <columnName> => <value> pairs, grouped by table name.
     *
     * Example:
     * <code>
     * array(
     *    'foo_table' => array('column1' => 'value1', 'column2' => 'value2', ...),
     *    'bar_table' => array('columnX' => 'valueX', 'columnY' => 'valueY', ...),
     *    ...
     * )
     * </code>
     *
     * @param object $entity The entity for which to prepare the data.
     *
     * @return array The prepared data.
     */
    protected function prepareUpdateData($entity)
    {
        $result = [];
        $uow    = $this->manager->getUnitOfWork();
        foreach ($uow->getEntityChangeSet($entity) as $field => $change) {
            $newVal = $change[1];
            if (!$this->metadata->hasAssociation($field)) {

                $result[$this->metadata->getApiFieldName($field)] = $newVal;
                continue;
            }
            $assoc = $this->metadata->getAssociationMapping($field);
            // Only owning side of x-1 associations can have a FK column.
            if (!$assoc['isOwningSide'] || !($assoc['type'] & ApiMetadata::TO_ONE)) {
                continue;
            }
            if ($newVal !== null) {
                $oid = spl_object_hash($newVal);
                if (isset($this->pendingInserts[$oid]) || $uow->isScheduledForInsert($newVal)) {
                    // The associated entity $newVal is not yet persisted, so we must
                    // set $newVal = null, in order to insert a null value and schedule an
                    // extra update on the UnitOfWork.
                    $uow->scheduleExtraUpdate($entity, [$field => [null, $newVal]]);
                    $newVal = null;
                }
            }
            $newValId = null;
            if ($newVal !== null) {
                $newValId = $uow->getEntityIdentifier($newVal);
            }
            $targetClass                                      =
                $this->manager->getClassMetadata($assoc['target']);
            $result[$this->metadata->getApiFieldName($field)] = $newValId
                ? $newValId[$targetClass->getIdentifierFieldNames()[0]]
                : null;
        }

        return $result;
    }

    private function convertEntityToData($entity)
    {
        $entityData = [];
        foreach ($this->metadata->getReflectionProperties() as $name => $property) {
            if ($this->metadata->isIdentifier($name) && $this->metadata->isIdentifierRemote()) {
                continue;
            }
            $apiField = $this->metadata->getApiFieldName($name);
            $value    = $property->getValue($entity);
            if (null === $value) {
                $entityData[$apiField] = $value;
                continue;
            }

            if ($this->metadata->hasAssociation($name)) {
                $mapping = $this->metadata->getAssociationMapping($name);
                if (($mapping['type'] & ApiMetadata::TO_MANY) && !$mapping['isOwningSide']) {
                    continue;
                }
                $target         = $this->metadata->getAssociationMapping($name)['target'];
                $targetMetadata = $this->manager->getClassMetadata($target);
                $value          = $targetMetadata->getIdentifierValues($value);
                $ids            = [];
                foreach ($value as $idName => $idValue) {
                    $typeName        = $targetMetadata->getTypeOfField($idName);
                    $idApiName       = $targetMetadata->getApiFieldName($idName);
                    $type            = $this->manager->getConfiguration()->getTypeRegistry()->get($typeName);
                    $idValue         = $type->toApiValue($idValue);
                    $ids[$idApiName] = $idValue;
                }
                if (!$targetMetadata->isIdentifierComposite()) {

                    $ids = array_shift($ids);
                }
                $value = $ids;
            } else {
                $typeName = $this->metadata->getTypeOfField($name);
                $type     = $this->manager->getConfiguration()->getTypeRegistry()->get($typeName);
                $value    = $type->toApiValue($value);
            }

            $entityData[$apiField] = $value;
        }

        return $entityData;
    }
}


1		<?php
2
3		namespace Bankiru\Api\Doctrine\Persister;
4
5		use Bankiru\Api\Doctrine\ApiEntityManager;
6		use Bankiru\Api\Doctrine\Mapping\ApiMetadata;
7		use Bankiru\Api\Doctrine\Mapping\EntityMetadata;
8		use Bankiru\Api\Doctrine\Proxy\ApiCollection;
9		use Bankiru\Api\Doctrine\Rpc\CrudsApiInterface;
10		use Bankiru\Api\Doctrine\Rpc\SearchArgumentsTransformer;
11		use Doctrine\Common\Collections\AbstractLazyCollection;
12
13		/** @internal */
14		class ApiPersister implements EntityPersister
15		{
16		/** @var SearchArgumentsTransformer */
17		private $transformer;
18		/** @var EntityMetadata */
19		private $metadata;
20		/** @var ApiEntityManager */
21		private $manager;
22		/** @var CrudsApiInterface */
23		private $api;
24		/** @var array */
25		private $pendingInserts = [];
26
27		/**
28		* ApiPersister constructor.
29		*
30		* @param ApiEntityManager $manager
31		* @param CrudsApiInterface $api
32		*/
33	19	public function __construct(ApiEntityManager $manager, CrudsApiInterface $api)
34		{
35	19	$this->manager = $manager;
36	19	$this->metadata = $api->getMetadata();
37	19	$this->api = $api;
38	19	$this->transformer = new SearchArgumentsTransformer($this->metadata, $this->manager);
39	19	}
40
41		/** {@inheritdoc} */
42		public function getClassMetadata()
43		{
44		return $this->metadata;
45		}
46
47		/** {@inheritdoc} */
48	5	public function getCrudsApi()
49		{
50	5	return $this->api;
51		}
52
53		/** {@inheritdoc} */
54	1	public function update($entity)
55		{
56	1	$patch = $this->prepareUpdateData($entity);
57	1	$data = $this->convertEntityToData($entity);
58
59	1	$this->api->patch(
60	1	$this->transformer->transformCriteria($this->metadata->getIdentifierValues($entity)),
61	1	$patch,
62		$data
63	1	);
64	1	}
65
66		/** {@inheritdoc} */
67	1	public function delete($entity)
68		{
69	1	return $this->api->remove($this->transformer->transformCriteria($this->metadata->getIdentifierValues($entity)));
70		}
71
72		/** {@inheritdoc} */
73	1	public function count($criteria = [])
74		{
75	1	return $this->api->count($this->transformer->transformCriteria($criteria));
76		}
77
78		/** {@inheritdoc} */
79	3	public function loadAll(array $criteria = [], array $orderBy = null, $limit = null, $offset = null)
80		{
81	3	$objects = $this->api->search(
82	3	$this->transformer->transformCriteria($criteria),
83	3	$this->transformer->transformOrder($orderBy),
84	3	$limit,
85		$offset
86	3	);
87
88	3	$entities = [];
89	3	foreach ($objects as $object) {
90	3	$entities[] = $this->manager->getUnitOfWork()->getOrCreateEntity($this->metadata->getName(), $object);
91	3	}
92
93	3	return $entities;
94		}
95
96		/** {@inheritdoc} */
97		public function loadOneToOneEntity(array $assoc, $sourceEntity, array $identifier = [])
98		{
99		if (false !== ($foundEntity = $this->manager->getUnitOfWork()->tryGetById($identifier, $assoc['target']))) {
100		return $foundEntity;
101		}
102
103		// Get identifiers from entity if the entity is not the owning side
104		if (!$assoc['isOwningSide']) {
105		$identifier = $this->metadata->getIdentifierValues($sourceEntity);
106		}
107
108		return $this->loadById($identifier);
109		}
110
111		/** {@inheritdoc} */
112	11	public function loadById(array $identifiers, $entity = null)
113		{
114	11	$body = $this->api->find($this->transformer->transformCriteria($identifiers));
115
116	11	if (null === $body) {
117		return null;
118		}
119
120	11	return $this->manager->getUnitOfWork()->getOrCreateEntity($this->metadata->getName(), $body);
121		}
122
123		/** {@inheritdoc} */
124		public function refresh(array $id, $entity)
125		{
126		$this->loadById($id, $entity);
127		}
128
129		/** {@inheritdoc} */
130	2	public function loadOneToManyCollection(array $assoc, $sourceEntity, AbstractLazyCollection $collection)
131		{
132		$criteria = [
133	2	$assoc['mappedBy'] => $sourceEntity,
134	2	];
135
136	2	$orderBy = isset($assoc['orderBy']) ? $assoc['orderBy'] : [];
137
138	2	$source = $this->api->search(
139	2	$this->transformer->transformCriteria($criteria),
140	2	$this->transformer->transformOrder($orderBy)
141	2	);
142
143	2	$target = $this->manager->getClassMetadata($assoc['target']);
144
145	2	foreach ($source as $object) {
146	2	$entity = $this->manager->getUnitOfWork()->getOrCreateEntity($target->getName(), $object);
147	2	if (isset($assoc['orderBy'])) {
148		$index = $target->getReflectionProperty($assoc['orderBy'])->getValue($entity);
149		$collection->set($index, $entity);
150		} else {
151	2	$collection->add($entity);
152		}
153
154	2	$target->getReflectionProperty($assoc['mappedBy'])->setValue($entity, $sourceEntity);
155	2	}
156
157	2	return $collection;
158		}
159
160		/** {@inheritdoc} */
161	10	public function getOneToManyCollection(array $assoc, $sourceEntity, $limit = null, $offset = null)
162		{
163	10	$targetClass = $assoc['target'];
164		/** @var EntityMetadata $targetMetadata */
165	10	$targetMetadata = $this->manager->getClassMetadata($targetClass);
166
167	10	if ($this->metadata->isIdentifierComposite) {
168		throw new \BadMethodCallException(__METHOD__ . ' on composite reference is not supported');
169		}
170
171	10	$apiCollection = new ApiCollection($this->manager, $targetMetadata);
172	10	$apiCollection->setOwner($sourceEntity, $assoc);
173	10	$apiCollection->setInitialized(false);
174
175	10	return $apiCollection;
176		}
177
178		/** {@inheritdoc} */
179	5	public function getToOneEntity(array $mapping, $sourceEntity, array $identifiers)
180		{
181	5	$metadata = $this->manager->getClassMetadata(get_class($sourceEntity));
182
183	5	if (!$mapping['isOwningSide']) {
184		$identifiers = $metadata->getIdentifierValues($sourceEntity);
185	1	}
186
187	5	return $this->manager->getReference($mapping['target'], $identifiers);
188		}
189
190	5	public function pushNewEntity($entity)
191		{
192	5	$this->pendingInserts[] = $entity;
193	5	}
194
195	5	public function flushNewEntities()
196		{
197	5	$result = [];
198	5	foreach ($this->pendingInserts as $entity) {
199	5	$result[] = [
200	5	'generatedId' => $this->getCrudsApi()->create($this->convertEntityToData($entity)),
201	5	'entity' => $entity,
202		];
203	5	}
204
205	5	$this->pendingInserts = [];
206
207	5	if ($this->metadata->isIdentifierNatural()) {
208		return [];
209		}
210
211	5	return $result;
212		}
213
214		/**
215		* Prepares the changeset of an entity for database insertion (UPDATE).
216		*
217		* The changeset is obtained from the currently running UnitOfWork.
218		*
219		* During this preparation the array that is passed as the second parameter is filled with
220		* <columnName> => <value> pairs, grouped by table name.
221		*
222		* Example:
223		* <code>
224		* array(
225		* 'foo_table' => array('column1' => 'value1', 'column2' => 'value2', ...),
226		* 'bar_table' => array('columnX' => 'valueX', 'columnY' => 'valueY', ...),
227		* ...
228		* )
229		* </code>
230		*
231		* @param object $entity The entity for which to prepare the data.
232		*
233		* @return array The prepared data.
234		*/
235	1	protected function prepareUpdateData($entity)
236		{
237	1	$result = [];
238	1	$uow = $this->manager->getUnitOfWork();
239	1	foreach ($uow->getEntityChangeSet($entity) as $field => $change) {
240	1	$newVal = $change[1];
241	1	if (!$this->metadata->hasAssociation($field)) {
242
243		$result[$this->metadata->getApiFieldName($field)] = $newVal;
244		continue;
245		}
246	1	$assoc = $this->metadata->getAssociationMapping($field);
247		// Only owning side of x-1 associations can have a FK column.
248	1	if (!$assoc['isOwningSide'] \|\| !($assoc['type'] & ApiMetadata::TO_ONE)) {
249		continue;
250		}
251	1	if ($newVal !== null) {
252	1	$oid = spl_object_hash($newVal);
253	1	if (isset($this->pendingInserts[$oid]) \|\| $uow->isScheduledForInsert($newVal)) {
254		// The associated entity $newVal is not yet persisted, so we must
255		// set $newVal = null, in order to insert a null value and schedule an
256		// extra update on the UnitOfWork.
257		$uow->scheduleExtraUpdate($entity, [$field => [null, $newVal]]);
258		$newVal = null;
259		}
260	1	}
261	1	$newValId = null;
262	1	if ($newVal !== null) {
263	1	$newValId = $uow->getEntityIdentifier($newVal);
264	1	}
265		$targetClass =
266	1	$this->manager->getClassMetadata($assoc['target']);
267	1	$result[$this->metadata->getApiFieldName($field)] = $newValId
268	1	? $newValId[$targetClass->getIdentifierFieldNames()[0]]
269	1	: null;
270	1	}
271
272	1	return $result;
273		}
274
275	5	private function convertEntityToData($entity)
276		{
277	5	$entityData = [];
278	5	foreach ($this->metadata->getReflectionProperties() as $name => $property) {
279	5	if ($this->metadata->isIdentifier($name) && $this->metadata->isIdentifierRemote()) {
280	5	continue;
281		}
282	5	$apiField = $this->metadata->getApiFieldName($name);
283	5	$value = $property->getValue($entity);
284	5	if (null === $value) {
285	5	$entityData[$apiField] = $value;
286	5	continue;
287		}
288
289	2	if ($this->metadata->hasAssociation($name)) {
290	2	$mapping = $this->metadata->getAssociationMapping($name);
291	2	if (($mapping['type'] & ApiMetadata::TO_MANY) && !$mapping['isOwningSide']) {
292	2	continue;
293		}
294	2	$target = $this->metadata->getAssociationMapping($name)['target'];
295	2	$targetMetadata = $this->manager->getClassMetadata($target);
296	2	$value = $targetMetadata->getIdentifierValues($value);
297	2	$ids = [];
298	2	foreach ($value as $idName => $idValue) {
299	2	$typeName = $targetMetadata->getTypeOfField($idName);
300	2	$idApiName = $targetMetadata->getApiFieldName($idName);
301	2	$type = $this->manager->getConfiguration()->getTypeRegistry()->get($typeName);
302	2	$idValue = $type->toApiValue($idValue);
303	2	$ids[$idApiName] = $idValue;
304	2	}
305	2	if (!$targetMetadata->isIdentifierComposite()) {
		0 ignored issues – show Bug introduced 2016-10-28 10:53 UTC by Report Bug Copy Issue Report The method `isIdentifierComposite()` does not exist on `Doctrine\Common\Persistence\Mapping\ClassMetadata`. Did you maybe mean `isIdentifier()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
306	2	$ids = array_shift($ids);
307	2	}
308	2	$value = $ids;
309	2	} else {
310		$typeName = $this->metadata->getTypeOfField($name);
311		$type = $this->manager->getConfiguration()->getTypeRegistry()->get($typeName);
312		$value = $type->toApiValue($value);
313		}
314
315	2	$entityData[$apiField] = $value;
316	5	}
317
318	5	return $entityData;
319		}
320		}
321

bankiru / doctrine-api-client

Pull Request — master (#14)

ApiPersister::__construct() A

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