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<?php |
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declare(strict_types=0); |
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namespace Doctrine\DBAL\Driver\IBMDB2; |
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use Doctrine\DBAL\Driver\ResultStatement; |
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use Doctrine\DBAL\Driver\ServerInfoAwareConnection; |
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use Doctrine\DBAL\Driver\Statement as DriverStatement; |
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use stdClass; |
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use const DB2_AUTOCOMMIT_OFF; |
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use const DB2_AUTOCOMMIT_ON; |
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use function db2_autocommit; |
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use function db2_commit; |
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use function db2_connect; |
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use function db2_escape_string; |
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use function db2_exec; |
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use function db2_last_insert_id; |
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use function db2_num_rows; |
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use function db2_pconnect; |
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use function db2_prepare; |
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use function db2_rollback; |
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use function db2_server_info; |
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class DB2Connection implements ServerInfoAwareConnection |
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{ |
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/** @var resource */ |
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private $conn = null; |
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/** |
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* @param array<string, mixed> $params |
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* @param array<string, mixed> $driverOptions |
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* |
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* @throws DB2Exception |
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*/ |
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public function __construct(array $params, string $username, string $password, array $driverOptions = []) |
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{ |
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if (isset($params['persistent']) && $params['persistent'] === true) { |
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$conn = db2_pconnect($params['dbname'], $username, $password, $driverOptions); |
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} else { |
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$conn = db2_connect($params['dbname'], $username, $password, $driverOptions); |
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} |
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if ($conn === false) { |
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throw DB2Exception::fromConnectionError(); |
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} |
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$this->conn = $conn; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getServerVersion() : string |
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{ |
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/** @var stdClass $serverInfo */ |
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$serverInfo = db2_server_info($this->conn); |
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return $serverInfo->DBMS_VER; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function requiresQueryForServerVersion() : bool |
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{ |
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return false; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function prepare(string $sql) : DriverStatement |
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{ |
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$stmt = @db2_prepare($this->conn, $sql); |
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if (! $stmt) { |
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throw DB2Exception::fromStatementError(); |
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} |
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return new DB2Statement($stmt); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function query(string $sql) : ResultStatement |
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{ |
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$stmt = $this->prepare($sql); |
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$stmt->execute(); |
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return $stmt; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function quote(string $input) : string |
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{ |
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return "'" . db2_escape_string($input) . "'"; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function exec(string $statement) : int |
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{ |
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$stmt = @db2_exec($this->conn, $statement); |
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if ($stmt === false) { |
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throw DB2Exception::fromStatementError(); |
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} |
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return db2_num_rows($stmt); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function lastInsertId() : string |
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{ |
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return db2_last_insert_id($this->conn); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getSequenceNumber(string $name) : string |
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{ |
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throw new DB2Exception('Sequences on IBM DB2 are not currently supported.'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function beginTransaction() : void |
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{ |
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if (! db2_autocommit($this->conn, DB2_AUTOCOMMIT_OFF)) { |
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throw DB2Exception::fromConnectionError($this->conn); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function commit() : void |
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{ |
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if (! db2_commit($this->conn)) { |
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throw DB2Exception::fromConnectionError($this->conn); |
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} |
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if (! db2_autocommit($this->conn, DB2_AUTOCOMMIT_ON)) { |
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throw DB2Exception::fromConnectionError($this->conn); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function rollBack() : void |
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{ |
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if (! db2_rollback($this->conn)) { |
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throw DB2Exception::fromConnectionError($this->conn); |
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} |
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if (! db2_autocommit($this->conn, DB2_AUTOCOMMIT_ON)) { |
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throw DB2Exception::fromConnectionError($this->conn); |
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} |
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} |
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} |
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doctrine /
dbal
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