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<?php |
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namespace Silviooosilva\CacheerPhp\Core; |
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use PDO; |
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use PDOException; |
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/** |
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* Class MigrationManager |
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* @author Sílvio Silva <https://github.com/silviooosilva> |
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* @package Silviooosilva\CacheerPhp |
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*/ |
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class MigrationManager |
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{ |
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/** |
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* Executes the migration process for the database. |
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* |
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* @param PDO $connection |
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* @return void |
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*/ |
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public static function migrate(PDO $connection, ?string $tableName = null): void |
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{ |
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try { |
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self::prepareDatabase($connection); |
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$queries = self::getMigrationQueries($connection, $tableName); |
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foreach ($queries as $query) { |
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if (trim($query)) { |
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$connection->exec($query); |
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} |
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} |
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} catch (PDOException $exception) { |
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throw new PDOException($exception->getMessage(), $exception->getCode()); |
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} |
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} |
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/** |
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* Prepares the database connection for migration. |
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* |
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* @param PDO $connection |
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* @return void |
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*/ |
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private static function prepareDatabase(PDO $connection): void |
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{ |
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$driver = $connection->getAttribute(PDO::ATTR_DRIVER_NAME); |
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if ($driver !== 'sqlite') { |
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$dbname = CACHEER_DATABASE_CONFIG[Connect::getConnection()]['dbname']; |
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$connection->exec("USE $dbname"); |
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} |
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} |
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/** |
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* Generates the SQL queries needed for the migration based on the database driver. |
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* |
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* @param PDO $connection |
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* @return array |
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*/ |
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private static function getMigrationQueries(PDO $connection, ?string $tableName = null): array |
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{ |
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$driver = $connection->getAttribute(PDO::ATTR_DRIVER_NAME); |
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$createdAtDefault = ($driver === 'pgsql') ? 'DEFAULT NOW()' : 'DEFAULT CURRENT_TIMESTAMP'; |
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$table = $tableName ?: (defined('CACHEER_TABLE') ? CACHEER_TABLE : 'cacheer_table'); |
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if ($driver === 'sqlite') { |
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$query = " |
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CREATE TABLE IF NOT EXISTS {$table} ( |
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id INTEGER PRIMARY KEY AUTOINCREMENT, |
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cacheKey VARCHAR(255) NOT NULL, |
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cacheData TEXT NOT NULL, |
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cacheNamespace VARCHAR(255), |
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expirationTime DATETIME NOT NULL, |
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created_at DATETIME $createdAtDefault, |
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UNIQUE(cacheKey, cacheNamespace) |
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); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_cacheKey ON {$table} (cacheKey); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_cacheNamespace ON {$table} (cacheNamespace); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_expirationTime ON {$table} (expirationTime); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_key_namespace ON {$table} (cacheKey, cacheNamespace); |
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"; |
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} elseif ($driver === 'pgsql') { |
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$query = " |
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CREATE TABLE IF NOT EXISTS {$table} ( |
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id SERIAL PRIMARY KEY, |
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cacheKey VARCHAR(255) NOT NULL, |
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cacheData TEXT NOT NULL, |
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cacheNamespace VARCHAR(255), |
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expirationTime TIMESTAMP NOT NULL, |
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created_at TIMESTAMP $createdAtDefault, |
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UNIQUE(cacheKey, cacheNamespace) |
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); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_cacheKey ON {$table} (cacheKey); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_cacheNamespace ON {$table} (cacheNamespace); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_expirationTime ON {$table} (expirationTime); |
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CREATE INDEX IF NOT EXISTS idx_{$table}_key_namespace ON {$table} (cacheKey, cacheNamespace); |
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"; |
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} else { |
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$query = " |
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CREATE TABLE IF NOT EXISTS {$table} ( |
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id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY, |
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cacheKey VARCHAR(255) NOT NULL, |
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cacheData LONGTEXT NOT NULL, |
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cacheNamespace VARCHAR(255) NULL, |
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expirationTime DATETIME NOT NULL, |
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created_at TIMESTAMP $createdAtDefault, |
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UNIQUE KEY unique_cache_key_namespace (cacheKey, cacheNamespace), |
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KEY idx_{$table}_cacheKey (cacheKey), |
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KEY idx_{$table}_cacheNamespace (cacheNamespace), |
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KEY idx_{$table}_expirationTime (expirationTime), |
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KEY idx_{$table}_key_namespace (cacheKey, cacheNamespace) |
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4; |
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"; |
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} |
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return array_filter(array_map('trim', explode(';', $query))); |
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} |
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} |
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silviooosilva /
CacheerPHP
