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<?php namespace WP_Statistics\Service\Database; use WP_STATISTICS\Option; use WP_Statistics\Service\Database\Migrations\Schema\SchemaMigration; use WP_Statistics\Service\Database\Operations\AbstractTableOperation; use WP_Statistics\Service\Database\Operations\Create; use WP_Statistics\Service\Database\Operations\Drop; use WP_Statistics\Service\Database\Operations\Insert; use WP_Statistics\Service\Database\Operations\Inspect; use WP_Statistics\Service\Database\Operations\InspectColumns; use WP_Statistics\Service\Database\Operations\Repair; use WP_Statistics\Service\Database\Operations\Select; use WP_Statistics\Service\Database\Operations\Update; /** * Factory for creating database operation and migration instances. * * This class provides methods to create specific operations (e.g., create, update, drop) * and manage different migration types (e.g., schema, data). * * @package Database * @version 1.4.0 * @since 14.12.3 * @author Hooman */ class DatabaseFactory { /** * Mapping of operation names to their corresponding classes. * * @var array */ private static $operations = [ 'create' => Create::class, 'update' => Update::class, 'drop' => Drop::class, 'inspect' => Inspect::class, 'insert' => Insert::class, 'select' => Select::class, 'repair' => Repair::class, 'inspect_columns' => InspectColumns::class, ]; /** * Mapping of migration types to their corresponding classes. * * @var array */ private static $migrationTypes = [ 'schema' => SchemaMigration::class, ]; /** * Cache of instantiated table operation. * * @var array<string, AbstractTableOperation> */ private static $operationInstance = []; /** * Create an instance of a specific table operation. * * @param string $operation The name of the operation (e.g., 'create', 'drop'). * @return AbstractTableOperation An instance of the corresponding operation class. * @throws \InvalidArgumentException If the operation is invalid or the class does not exist. */ public static function table($operation) { $operation = strtolower($operation); if (!empty(self::$operationInstance[$operation])) { return self::$operationInstance[$operation]; } if (!isset(self::$operations[$operation])) { throw new \InvalidArgumentException("Invalid operation: {$operation}"); } $providerClass = self::$operations[$operation]; if (!class_exists($providerClass)) { throw new \InvalidArgumentException("Class not exist: {$providerClass}"); } self::$operationInstance[$operation] = new $providerClass(); return self::$operationInstance[$operation]; } /** * Create instances of all registered migration types. * * @return array An array of migration instances. */ public static function migration() { $migrationInstances = []; foreach (self::$migrationTypes as $migrationClass) { if (!class_exists($migrationClass)) { continue; } $migrationInstances[] = new $migrationClass(); } return $migrationInstances; } /** * Compare the current database version with a required version. * * This method retrieves the current version of the database from the 'db' option group * and compares it to a specified required version using a provided comparison operation. * * @param string $requiredVersion The version to compare against (e.g., "1.2.3"). * @param string $operation The comparison operator for version comparison. * Allowed values: '<', '<=', '>', '>=', '==', '!='. * * @return bool Returns true if the comparison condition is met, false otherwise. * Returns false if the current database version is not available. */ public static function compareCurrentVersion($requiredVersion, $operation) { $version = Option::getOptionGroup('db', 'version', null); if (empty($version)) { return false; } return version_compare($version, $requiredVersion, $operation); } }
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