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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\Commands; |
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use Spiral\ORM\CommandInterface; |
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use Spiral\ORM\ContextualCommandInterface; |
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use Spiral\ORM\Exceptions\ORMException; |
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/** |
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* Command to handle multiple inner commands. |
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*/ |
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class TransactionalCommand extends AbstractCommand implements |
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\IteratorAggregate, |
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ContextualCommandInterface |
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{ |
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/** |
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* Nested commands. |
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* |
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* @var CommandInterface[] |
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*/ |
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private $commands = []; |
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/** |
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* @var ContextualCommandInterface |
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*/ |
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private $leadingCommand; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addCommand(CommandInterface $command, bool $leading = false) |
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{ |
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if ($command instanceof NullCommand) { |
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return; |
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} |
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$this->commands[] = $command; |
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if ($leading) { |
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if (!$command instanceof ContextualCommandInterface) { |
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throw new ORMException("Only Insert and Update commands can be used as leading"); |
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} |
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$this->leadingCommand = $command; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getContext(): array |
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{ |
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if (empty($this->leadingCommand)) { |
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throw new ORMException("Leading command is not set"); |
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} |
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return $this->leadingCommand->getContext(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addContext(string $name, $value) |
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{ |
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if (empty($this->leadingCommand)) { |
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throw new ORMException("Leading command is not set"); |
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} |
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$this->leadingCommand->addContext($name, $value); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getLeading(): ContextualCommandInterface |
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{ |
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if (empty($this->leadingCommand)) { |
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throw new ORMException("Leading command is not set"); |
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} |
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return $this->leadingCommand; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getIterator() |
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{ |
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foreach ($this->commands as $command) { |
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if ($command instanceof \Traversable) { |
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yield from $command; |
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} |
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yield $command; |
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} |
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} |
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} |
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spiral /
components
