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<?php |
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/** |
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* components |
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* |
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* @author Wolfy-J |
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*/ |
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namespace Spiral\ORM\Entities; |
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use Spiral\Models\EntityInterface; |
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use Spiral\ORM\Exceptions\InstantionException; |
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use Spiral\ORM\InstantiatorInterface; |
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use Spiral\ORM\ORMInterface; |
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use Spiral\ORM\RecordEntity; |
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/** |
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* Default instantiator for records. |
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*/ |
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class RecordInstantiator implements InstantiatorInterface |
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{ |
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/** |
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* @invisible |
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* @var ORMInterface |
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*/ |
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private $orm; |
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/** |
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* Record class. |
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* |
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* @var string |
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*/ |
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private $class = ''; |
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/** |
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* Normalized schema delivered by RecordSchema. |
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* |
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* @var array |
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*/ |
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private $schema = []; |
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/** |
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* @param ORMInterface $orm |
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* @param string $class |
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* @param array $schema |
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*/ |
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public function __construct(ORMInterface $orm, string $class, array $schema) |
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{ |
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$this->orm = $orm; |
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$this->class = $class; |
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$this->schema = $schema; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function identify($fields) |
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{ |
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if (!is_array($fields)) { |
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$fields = iterator_to_array($fields); |
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} |
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$primaryKeys = []; |
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foreach ($this->schema[RecordEntity::SH_PRIMARIES] as $primaryKey) { |
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if (array_key_exists($primaryKey, $fields)) { |
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$primaryKeys[] = $fields[$primaryKey]; |
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} |
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} |
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if (count($primaryKeys) === 0) { |
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//Unable to create reliable identity |
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return null; |
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} |
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return join('.', $primaryKeys); |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return EntityInterface |
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* |
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* @throws InstantionException |
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*/ |
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public function make($fields, int $state): EntityInterface |
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{ |
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if (!is_array($fields)) { |
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$fields = iterator_to_array($fields); |
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} |
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$class = $this->class; |
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//Now we can construct needed class, in this case we are following DocumentEntity declaration |
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if ($state == ORMInterface::STATE_LOADED) { |
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//No need to filter values, passing directly in constructor |
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return new $class($fields, $this->schema, $this->orm); |
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} |
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if ($state != ORMInterface::STATE_NEW) { |
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throw new InstantionException( |
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"Undefined state {$state}, only NEW and LOADED are supported" |
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); |
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} |
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/* |
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* Filtering entity |
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*/ |
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$entity = new $class([], $this->schema, $this->orm); |
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if (!$entity instanceof RecordEntity) { |
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throw new InstantionException( |
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"Unable to set filtered values for '{$class}', must be instance of RecordEntity" |
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); |
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} |
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//Must pass value thought all needed filters |
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$entity->stateValue($fields); |
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return $entity; |
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} |
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} |
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spiral /
components
