public function run($options = array())
{
Yentu::greet();
$db = DatabaseManipulator::create();
DatabaseItem::setDriver($db);
ChangeReverser::setDriver($db);
$previousMigration = '';
if (isset($options['default-schema'])) {
$this->schemaCondition = "default_schema = ?";
$this->schemaConditionData[] = $options['default-schema'];
}
if (empty($options)) {
$session = $db->getLastSession();
$operations = $db->query("SELECT id, method, arguments, migration, default_schema FROM yentu_history WHERE {$this->schemaCondition} session = ? ORDER BY id DESC", $this->schemaConditionData + [$session]);
} else {
$operations = [];
foreach ($options['stand_alones'] as $set) {
$operations += $this->getOperations($db, $set);
}
}
foreach ($operations as $operation) {
if ($previousMigration !== $operation['migration']) {
ClearIce::output("Rolling back '{$operation['migration']}' migration" . ($operation['default_schema'] != '' ? " on `{$operation['default_schema']}` schema." : ".") . "\n");
$previousMigration = $operation['migration'];
}
ChangeReverser::call($operation['method'], json_decode($operation['arguments'], true));
$db->query('DELETE FROM yentu_history WHERE id = ?', array($operation['id']));
}
}
private function countOperations($migrationFile)
{
if ($this->dryDriver === null) {
$this->dryDriver = clone $this->driver;
$this->dryDriver->setDryRun(true);
}
ClearIce::pushOutputLevel(ClearIce::OUTPUT_LEVEL_0);
DatabaseItem::setDriver($this->dryDriver);
require "{$migrationFile}";
DatabaseItem::purge();
DatabaseItem::setDriver($this->driver);
ClearIce::popOutputLevel();
$this->driver->setExpectedOperations($this->dryDriver->resetOperations());
}
