Viewing file:  Connection.php (4.08 KB) -rw-r--r--
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<?php
namespace Doctrine\DBAL\Driver\OCI8;
use Doctrine\DBAL\Driver\Exception;
use Doctrine\DBAL\Driver\OCI8\Exception\Error;
use Doctrine\DBAL\Driver\OCI8\Exception\SequenceDoesNotExist;
use Doctrine\DBAL\Driver\Result as ResultInterface;
use Doctrine\DBAL\Driver\ServerInfoAwareConnection;
use Doctrine\DBAL\Driver\Statement as DriverStatement;
use Doctrine\DBAL\ParameterType;
use Doctrine\DBAL\SQL\Parser;
use Doctrine\Deprecations\Deprecation;
use function addcslashes;
use function assert;
use function is_float;
use function is_int;
use function is_resource;
use function oci_commit;
use function oci_parse;
use function oci_rollback;
use function oci_server_version;
use function preg_match;
use function str_replace;
final class Connection implements ServerInfoAwareConnection
{
/** @var resource */
private $connection;
private Parser $parser;
private ExecutionMode $executionMode;
/**
* @internal The connection can be only instantiated by its driver.
*
* @param resource $connection
*/
public function __construct($connection)
{
$this->connection = $connection;
$this->parser = new Parser(false);
$this->executionMode = new ExecutionMode();
}
public function getServerVersion(): string
{
$version = oci_server_version($this->connection);
if ($version === false) {
throw Error::new($this->connection);
}
$result = preg_match('/\s+(\d+\.\d+\.\d+\.\d+\.\d+)\s+/', $version, $matches);
assert($result === 1);
return $matches[1];
}
/** @throws Parser\Exception */
public function prepare(string $sql): DriverStatement
{
$visitor = new ConvertPositionalToNamedPlaceholders();
$this->parser->parse($sql, $visitor);
$statement = oci_parse($this->connection, $visitor->getSQL());
assert(is_resource($statement));
return new Statement($this->connection, $statement, $visitor->getParameterMap(), $this->executionMode);
}
/**
* @throws Exception
* @throws Parser\Exception
*/
public function query(string $sql): ResultInterface
{
return $this->prepare($sql)->execute();
}
/**
* {@inheritDoc}
*/
public function quote($value, $type = ParameterType::STRING)
{
if (is_int($value) || is_float($value)) {
return $value;
}
$value = str_replace("'", "''", $value);
return "'" . addcslashes($value, "\000\n\r\\\032") . "'";
}
/**
* @throws Exception
* @throws Parser\Exception
*/
public function exec(string $sql): int
{
return $this->prepare($sql)->execute()->rowCount();
}
/**
* {@inheritDoc}
*
* @param string|null $name
*
* @return int|false
*
* @throws Parser\Exception
*/
public function lastInsertId($name = null)
{
if ($name === null) {
return false;
}
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/issues/4687',
'The usage of Connection::lastInsertId() with a sequence name is deprecated.',
);
$result = $this->query('SELECT ' . $name . '.CURRVAL FROM DUAL')->fetchOne();
if ($result === false) {
throw SequenceDoesNotExist::new();
}
return (int) $result;
}
public function beginTransaction(): bool
{
$this->executionMode->disableAutoCommit();
return true;
}
public function commit(): bool
{
if (! oci_commit($this->connection)) {
throw Error::new($this->connection);
}
$this->executionMode->enableAutoCommit();
return true;
}
public function rollBack(): bool
{
if (! oci_rollback($this->connection)) {
throw Error::new($this->connection);
}
$this->executionMode->enableAutoCommit();
return true;
}
/** @return resource */
public function getNativeConnection()
{
return $this->connection;
}
}
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