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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; |
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use Spiral\Database\Entities\Driver; |
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use Spiral\ORM\Exceptions\RecordException; |
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/** |
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* Singular ORM transaction with ability to automatically open transaction for all involved |
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* drivers. |
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* |
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* Drivers will be automatically fetched from commands. |
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*/ |
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class Transaction implements TransactionInterface |
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{ |
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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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* Store entity information (update or insert). |
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* |
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* @param RecordInterface $record |
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* |
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* @throws RecordException |
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*/ |
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public function store(RecordInterface $record) |
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{ |
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$this->addCommand($record->queueStore()); |
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} |
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/** |
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* Delete entity from database. |
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* |
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* @param RecordInterface $record |
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* |
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* @throws RecordException |
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*/ |
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public function delete(RecordInterface $record) |
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{ |
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$this->addCommand($record->queueDelete()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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final public function addCommand(CommandInterface $command) |
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{ |
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$this->commands[] = $command; |
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} |
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/** |
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* @return \Generator |
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*/ |
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final public function getCommands() |
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{ |
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foreach ($this->commands as $command) { |
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if ($command instanceof TransactionInterface) { |
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yield from $command->getCommands(); |
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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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* {@inheritdoc} |
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* |
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* Executing transaction. |
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*/ |
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public function run() |
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{ |
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/** |
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* @var Driver[] $drivers |
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* @var CommandInterface[] $executedCommands |
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*/ |
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$drivers = []; |
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$executedCommands = []; |
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try { |
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foreach ($this->getCommands() as $command) { |
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if ($command instanceof TransactionInterface) { |
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//All transaction commands are flatten (see getCommands() method) |
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continue; |
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} |
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if ($command instanceof SQLCommandInterface) { |
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$driver = $command->getDriver(); |
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if (in_array($driver, $drivers)) { |
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//Command requires DBAL driver to open transaction |
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$drivers[] = $driver; |
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$driver->beginTransaction(); |
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} |
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} |
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//Execute command |
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$command->execute(); |
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$executedCommands[] = $command; |
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} |
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} catch (\Throwable $e) { |
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foreach (array_reverse($drivers) as $driver) { |
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$driver->rollbackTransaction(); |
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} |
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foreach (array_reverse($executedCommands) as $command) { |
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$command->rollBack(); |
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} |
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throw $e; |
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} |
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foreach ($drivers as $driver) { |
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$driver->commitTransaction(); |
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} |
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foreach ($executedCommands as $command) { |
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$command->complete(); |
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} |
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} |
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} |
spiral /
components
