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<?php |
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/* |
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* This file is part of the xAPI package. |
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* |
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* (c) Christian Flothmann <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Xabbuh\XApi\Serializer\Symfony\Normalizer; |
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use Xabbuh\XApi\Model\Activity; |
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use Xabbuh\XApi\Model\IRI; |
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use Xabbuh\XApi\Model\Object as LegacyStatementObject; |
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use Xabbuh\XApi\Model\StatementId; |
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use Xabbuh\XApi\Model\StatementObject; |
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use Xabbuh\XApi\Model\StatementReference; |
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use Xabbuh\XApi\Model\SubStatement; |
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/** |
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* Normalizes and denormalizes xAPI statement objects. |
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* |
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* @author Christian Flothmann <[email protected]> |
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*/ |
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final class ObjectNormalizer extends Normalizer |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function normalize($object, $format = null, array $context = array()) |
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{ |
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if ($object instanceof Activity) { |
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$activityData = array( |
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'objectType' => 'Activity', |
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'id' => $object->getId()->getValue(), |
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); |
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if (null !== $definition = $object->getDefinition()) { |
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$activityData['definition'] = $this->normalizeAttribute($definition, $format, $context); |
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} |
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return $activityData; |
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} |
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if ($object instanceof StatementReference) { |
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return array( |
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'objectType' => 'StatementRef', |
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'id' => $object->getStatementId()->getValue(), |
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); |
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} |
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if ($object instanceof SubStatement) { |
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$data = array( |
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'objectType' => 'SubStatement', |
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'actor' => $this->normalizeAttribute($object->getActor(), $format, $context), |
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'verb' => $this->normalizeAttribute($object->getVerb(), $format, $context), |
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'object' => $this->normalizeAttribute($object->getObject(), $format, $context), |
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); |
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View Code Duplication |
if (null !== $result = $object->getResult()) { |
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$data['result'] = $this->normalizeAttribute($result, $format, $context); |
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} |
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View Code Duplication |
if (null !== $statementContext = $object->getContext()) { |
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$data['context'] = $this->normalizeAttribute($statementContext, $format, $context); |
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} |
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return $data; |
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} |
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return null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supportsNormalization($data, $format = null) |
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{ |
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return $data instanceof LegacyStatementObject || $data instanceof StatementObject; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function denormalize($data, $class, $format = null, array $context = array()) |
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{ |
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if (!isset($data['objectType']) || 'Activity' === $data['objectType']) { |
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return $this->denormalizeActivity($data, $format, $context); |
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} |
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if (isset($data['objectType']) && ('Agent' === $data['objectType'] || 'Group' === $data['objectType'])) { |
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return $this->denormalizeData($data, 'Xabbuh\XApi\Model\Actor', $format, $context); |
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} |
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if (isset($data['objectType']) && 'SubStatement' === $data['objectType']) { |
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return $this->denormalizeSubStatement($data, $format, $context); |
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} |
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if (isset($data['objectType']) && 'StatementRef' === $data['objectType']) { |
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return new StatementReference(StatementId::fromString($data['id'])); |
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} |
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return null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function supportsDenormalization($data, $type, $format = null) |
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{ |
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return in_array($type, array(Activity::class, LegacyStatementObject::class, StatementObject::class, StatementReference::class, SubStatement::class), true); |
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} |
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private function denormalizeActivity(array $data, $format = null, array $context = array()) |
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{ |
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$definition = null; |
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if (isset($data['definition'])) { |
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$definition = $this->denormalizeData($data['definition'], 'Xabbuh\XApi\Model\Definition', $format, $context); |
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} |
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return new Activity(IRI::fromString($data['id']), $definition); |
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} |
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private function denormalizeSubStatement(array $data, $format = null, array $context = array()) |
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{ |
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$actor = $this->denormalizeData($data['actor'], 'Xabbuh\XApi\Model\Actor', $format, $context); |
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$verb = $this->denormalizeData($data['verb'], 'Xabbuh\XApi\Model\Verb', $format, $context); |
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View Code Duplication |
if (class_exists(StatementObject::class)) { |
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$object = $this->denormalizeData($data['object'], StatementObject::class, $format, $context); |
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} else { |
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$object = $this->denormalizeData($data['object'], LegacyStatementObject::class, $format, $context); |
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} |
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$result = null; |
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$statementContext = null; |
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if (isset($data['result'])) { |
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$result = $this->denormalizeData($data['result'], 'Xabbuh\XApi\Model\Result', $format, $context); |
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} |
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if (isset($data['context'])) { |
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$statementContext = $this->denormalizeData($data['context'], 'Xabbuh\XApi\Model\Context', $format, $context); |
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} |
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return new SubStatement($actor, $verb, $object, $result, $statementContext); |
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} |
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} |
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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.