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<?php |
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namespace yentu\commands; |
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use yentu\ChangeReverser; |
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use yentu\database\DatabaseItem; |
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use yentu\factories\DatabaseManipulatorFactory; |
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use clearice\io\Io; |
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class Rollback extends Command |
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{ |
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private $schemaCondition; |
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private $schemaConditionData = []; |
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private $manipulatorFactory; |
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private $io; |
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private $changeReverser; |
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public function __construct(DatabaseManipulatorFactory $manipulatorFactory, Io $io, ChangeReverser $changeReverser) |
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{ |
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$this->manipulatorFactory = $manipulatorFactory; |
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$this->io = $io; |
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$this->changeReverser = $changeReverser; |
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} |
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/** |
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* @throws \yentu\exceptions\DatabaseManipulatorException |
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*/ |
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public function run() |
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{ |
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$db = $this->manipulatorFactory->createManipulator(); |
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$this->changeReverser->setDriver($db); |
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$previousMigration = ''; |
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if (isset($this->options['__args'])) { |
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$operations = []; |
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foreach ($this->options['__args'] ?? [] as $set) { |
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$operations += $this->getOperations($db, $set); |
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} |
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} else { |
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$session = $db->getLastSession(); |
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$operations = $db->query( |
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"SELECT id, method, arguments, migration, default_schema FROM yentu_history WHERE $this->schemaCondition session = ? ORDER BY id DESC", $this->schemaConditionData + [$session] |
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); |
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} |
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foreach ($operations as $operation) { |
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if ($previousMigration !== $operation['migration']) { |
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$this->io->output( |
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"Rolling back '{$operation['migration']}' migration" . |
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($operation['default_schema'] != '' ? " on `{$operation['default_schema']}` schema." : ".") . "\n" |
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); |
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$previousMigration = $operation['migration']; |
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} |
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$this->changeReverser->call($operation['method'], json_decode($operation['arguments'], true)); |
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$db->query('DELETE FROM yentu_history WHERE id = ?', array($operation['id'])); |
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} |
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} |
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private function getOperations($db, $set) |
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{ |
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$operations = []; |
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if (preg_match("/[0-9]{14}/", $set)) { |
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$operations = $db->query( |
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"SELECT id, method, arguments, migration, default_schema FROM yentu_history WHERE $this->schemaCondition version = ? ORDER by id DESC", $this->schemaConditionData + [$set] |
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); |
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} elseif (preg_match("/[a-zA-Z\_\-]+/", $set)) { |
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$operations = $db->query( |
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"SELECT id, method, arguments, migration, default_schema FROM yentu_history WHERE $this->schemaCondition migration = ? ORDER by id DESC", $this->schemaConditionData + [$set] |
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); |
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} |
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return $operations; |
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} |
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} |
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ntentan /
yentu
