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<?php |
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/* |
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* This file is part of the ONGR package. |
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* |
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* (c) NFQ Technologies UAB <[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 ONGR\ElasticsearchBundle\Mapping; |
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use ONGR\ElasticsearchBundle\Result\ObjectIterator; |
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/** |
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* This class converts array to document object. |
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*/ |
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class Converter |
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{ |
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private $propertyMetadata = []; |
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public function addClassMetadata(string $class, array $metadata): void |
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{ |
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$this->propertyMetadata[$class] = $metadata; |
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} |
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public function convertArrayToDocument(string $namespace, array $raw) |
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{ |
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if (!isset($this->propertyMetadata[$namespace])) { |
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throw new \Exception("Cannot convert array to object of class `$class`."); |
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} |
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return $this->denormalize($raw, $namespace); |
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} |
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public function convertDocumentToArray($document): array |
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{ |
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$documentClass = get_class($document); |
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$class = $this->getConvertableClass($documentClass); |
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if ($class !== null) { |
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return $this->normalize($document, null, $class); |
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} |
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throw new \Exception("Cannot convert object of class `$documentClass` to array."); |
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} |
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public function getConvertableClass($class) { |
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while ($class) { |
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if (isset($this->propertyMetadata[$class])) { |
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return $class; |
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} |
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$class = get_parent_class($class); |
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} |
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return null; |
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} |
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protected function normalize($document, $metadata = null, $class = null) |
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{ |
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$class = $class ?? get_class($document); |
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$metadata = $metadata ?? $this->propertyMetadata[$class]; |
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$result = []; |
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foreach ($metadata as $field => $fieldMeta) { |
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$getter = $fieldMeta['getter']; |
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$value = $fieldMeta['public'] ? $document->{$fieldMeta['name']} : $document->$getter(); |
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if ($fieldMeta['embeded']) { |
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if (is_iterable($value)) { |
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foreach ($value as $item) { |
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$result[$field][] = $this->normalize($item, $fieldMeta['sub_properties']); |
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} |
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} else { |
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$result[$field] = $this->normalize($value, $fieldMeta['sub_properties']); |
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} |
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} else { |
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if ($value instanceof \DateTime) { |
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$value = $value->format(\DateTime::ISO8601); |
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} |
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$result[$field] = $value; |
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} |
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} |
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return $result; |
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} |
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protected function denormalize(array $raw, string $namespace) |
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{ |
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$metadata = $this->propertyMetadata[$namespace]; |
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$object = new $namespace(); |
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foreach ($raw as $field => $value) { |
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$fieldMeta = $metadata[$field]; |
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$setter = $fieldMeta['setter']; |
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if ($fieldMeta['embeded']) { |
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$this->addClassMetadata($fieldMeta['class'], $fieldMeta['sub_properties']); |
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$iterator = new ObjectIterator($fieldMeta['class'], $value, $this); |
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if ($fieldMeta['public']) { |
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$object->{$fieldMeta['name']} = $iterator; |
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} else { |
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$object->$setter($iterator); |
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} |
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} else { |
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if ($fieldMeta['type'] == 'date') { |
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$value = \DateTime::createFromFormat(\DateTime::ISO8601, $value) ?: null; |
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} |
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if ($fieldMeta['public']) { |
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$object->{$fieldMeta['name']} = $value; |
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} else { |
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if ($fieldMeta['identifier']) { |
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$setter = function ($field, $value) { |
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$this->$field = $value; |
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}; |
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$setter = \Closure::bind($setter, $object, $object); |
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$setter($fieldMeta['name'], $value); |
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} else { |
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$object->$setter($value); |
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} |
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} |
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} |
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} |
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return $object; |
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} |
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} |
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ongr-io /
ElasticsearchBundle
