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<?php |
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/** |
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* Cycle DataMapper ORM |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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declare(strict_types=1); |
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namespace Cycle\ORM\Heap; |
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use Cycle\ORM\Command\ContextCarrierInterface; |
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use Cycle\ORM\Context\ConsumerInterface; |
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use Cycle\ORM\Context\ProducerInterface; |
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use Cycle\ORM\Heap\Traits\ClaimTrait; |
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use Cycle\ORM\Heap\Traits\RelationTrait; |
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use Cycle\ORM\Heap\Traits\VisitorTrait; |
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/** |
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* Current node state. |
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*/ |
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final class State implements ConsumerInterface, ProducerInterface |
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{ |
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use RelationTrait, ClaimTrait, VisitorTrait; |
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/** @var int */ |
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private $state; |
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/** @var array */ |
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private $data; |
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/** @var null|ContextCarrierInterface */ |
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private $command; |
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/** @var ContextCarrierInterface[] */ |
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private $consumers; |
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/** @var \SplObjectStorage */ |
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private $linkStorage; |
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/** |
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* @param int $state |
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* @param array $data |
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*/ |
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public function __construct(int $state, array $data) |
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{ |
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$this->state = $state; |
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$this->data = $data; |
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} |
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/** |
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* Set new state value. |
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* |
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* @param int $state |
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*/ |
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public function setStatus(int $state): void |
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{ |
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$this->state = $state; |
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} |
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/** |
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* Get current state. |
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* |
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* @return int |
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*/ |
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public function getStatus(): int |
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{ |
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return $this->state; |
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} |
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/** |
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* Set new state data (will trigger state handlers). |
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* |
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* @param array $data |
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*/ |
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public function setData(array $data) |
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{ |
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if (empty($data)) { |
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return; |
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} |
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foreach ($data as $column => $value) { |
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$this->register($column, $value); |
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} |
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} |
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/** |
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* Get current state data. |
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* |
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* @return array |
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*/ |
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public function getData(): array |
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{ |
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return $this->data; |
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} |
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/** |
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* Set the reference to the object creation command (non executed). |
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* |
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* @param ContextCarrierInterface|null $cmd |
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* @internal |
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*/ |
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public function setCommand(ContextCarrierInterface $cmd = null) |
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{ |
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$this->command = $cmd; |
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} |
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/** |
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* @return null|ContextCarrierInterface |
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* @internal |
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*/ |
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public function getCommand(): ?ContextCarrierInterface |
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{ |
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return $this->command; |
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} |
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/** |
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* @return \SplObjectStorage |
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*/ |
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public function getStorage(): \SplObjectStorage |
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{ |
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if ($this->linkStorage === null) { |
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$this->linkStorage = new \SplObjectStorage(); |
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} |
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return $this->linkStorage; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function forward( |
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string $key, |
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ConsumerInterface $consumer, |
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string $target, |
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bool $trigger = false, |
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int $stream = ConsumerInterface::DATA |
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) { |
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$this->consumers[$key][] = [$consumer, $target, $stream]; |
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if ($trigger || !empty($this->data[$key])) { |
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$this->register($key, $this->data[$key] ?? null, false, $stream); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function register( |
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string $key, |
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$value, |
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bool $fresh = false, |
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int $stream = self::DATA |
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) { |
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if (!$fresh) { |
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// custom, non value objects can be supported here |
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$fresh = ($this->data[$key] ?? null) != $value; |
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} |
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$this->data[$key] = $value; |
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// cascade |
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if (!empty($this->consumers[$key])) { |
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foreach ($this->consumers[$key] as $id => $consumer) { |
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/** @var ConsumerInterface $acc */ |
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$acc = $consumer[0]; |
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$acc->register($consumer[1], $value, $fresh, $consumer[2]); |
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$fresh = false; |
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} |
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} |
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} |
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} |
cycle /
orm
