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<?php |
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/** |
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* File was created 05.07.2016 16:34 |
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*/ |
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namespace PeekAndPoke\Component\Slumber\Data\Migration; |
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use PeekAndPoke\Component\Slumber\Data\Migration\DomainModel\ExecutedMigration; |
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use PeekAndPoke\Component\Slumber\Data\Migration\Exception\MigrationException; |
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use PeekAndPoke\Component\Toolbox\ExceptionUtil; |
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use Psr\Log\LoggerInterface; |
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/** |
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* @author Karsten J. Gerber <[email protected]> |
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*/ |
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class MigrationExecutor |
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{ |
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/** @var MigrationRepository */ |
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private $repository; |
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/** @var Migration[] */ |
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private $migrations = []; |
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/** @var LoggerInterface */ |
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private $logger; |
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/** |
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* MigrationExecutor constructor. |
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* |
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* @param MigrationRepository $repository |
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* @param LoggerInterface $logger |
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*/ |
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public function __construct(MigrationRepository $repository, LoggerInterface $logger) |
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{ |
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$this->repository = $repository; |
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$this->logger = $logger; |
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} |
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/** |
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* @param Migration $migration |
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* |
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* @return $this |
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*/ |
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public function registerMigration(Migration $migration) |
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{ |
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$name = $this->normalizeName($migration); |
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if (isset($this->migrations[$name])) { |
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throw new \InvalidArgumentException("Migration $name is already registered"); |
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} |
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$this->migrations[$name] = $migration; |
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return $this; |
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} |
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public function logStats() |
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{ |
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$all = $this->repository->findAll(); |
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$open = array_keys($this->migrations); |
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$this->logger->info('===== EXECUTED MIGRATIONS ====='); |
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foreach ($all as $item) { |
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$this->logger->info(str_pad($item->getName(), 80, ' ', STR_PAD_RIGHT) . ' on ' . $item->getCreatedAt()->format('c')); |
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$open = array_filter( |
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$open, |
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function ($name) use ($item) { |
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return $name !== $item->getName(); |
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} |
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); |
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} |
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$this->logger->info('===== AVAILABLE MIGRATIONS ====='); |
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foreach ($open as $name) { |
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$this->logger->info("$name (created {$this->migrations[$name]->getCreationDate()->format()})"); |
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} |
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} |
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/** |
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* @param string $name |
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*/ |
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public function up($name) |
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{ |
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if (! isset($this->migrations[$name])) { |
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throw new MigrationException("There is no migration registered with the name '$name'"); |
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} |
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if ($this->repository->countByName($name) > 0) { |
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throw new MigrationException("Cannot 'up' the migration '$name' since it was already executed"); |
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} |
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$migration = $this->migrations[$name]; |
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try { |
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$this->logger->info('Migrating ' . $name . ' UP now'); |
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$executed = $migration->up(); |
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$executed = $executed ?: new ExecutedMigration(); |
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$executed->setName($name); |
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$this->repository->store($executed); |
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$this->logger->info('... done with migrating ' . $name . ' UP'); |
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} catch (\Exception $e) { |
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ExceptionUtil::log($this->logger, $e, '[SlumberMigration] Error running migration ' . $name); |
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throw new MigrationException('Error running migration ' . $name, 0, $e); |
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} |
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} |
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/** |
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*/ |
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public function upAll() |
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{ |
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$numExecuted = 0; |
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foreach ($this->migrations as $name => $migration) { |
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if ($this->repository->countByName($name) === 0) { |
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$this->up($name); |
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$numExecuted++; |
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} |
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} |
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$this->logger->info("Done migrating. Executed $numExecuted migrations"); |
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} |
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/** |
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* @param string $name |
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*/ |
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public function down($name) |
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{ |
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if (! isset($this->migrations[$name])) { |
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throw new MigrationException("There is no migration registered with the name '$name'"); |
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} |
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$executed = $this->repository->findOneByName($name); |
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if ($executed === null) { |
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throw new MigrationException("Cannot 'down' the migration '$name' since it was not executed yet"); |
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} |
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$migration = $this->migrations[$name]; |
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try { |
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$this->logger->info('Migrating ' . $name . ' DOWN now'); |
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$migration->down($executed); |
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$this->repository->delete($executed); |
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$this->logger->info('... done with migrating ' . $name . ' DOWN'); |
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} catch (\Exception $e) { |
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ExceptionUtil::log($this->logger, $e, '[SlumberMigration] Error running migration ' . $name); |
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throw new MigrationException('Error running migration ' . $name, 0, $e); |
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} |
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} |
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/** |
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* @param Migration $migration |
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* |
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* @return string |
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*/ |
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private function normalizeName(Migration $migration) |
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{ |
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return $migration->getName(); |
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} |
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} |
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PeekAndPoke /
slumber-data
