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<?php
namespace Doctrine\DBAL\Driver\OCI8;
use Doctrine\DBAL\Driver\Connection as ConnectionInterface;
use Doctrine\DBAL\Driver\OCI8\Exception\SequenceDoesNotExist;
use Doctrine\DBAL\Driver\ServerInfoAwareConnection;
use Doctrine\DBAL\ParameterType;
use UnexpectedValueException;
use function addcslashes;
use function func_get_args;
use function is_float;
use function is_int;
use function oci_commit;
use function oci_connect;
use function oci_error;
use function oci_pconnect;
use function oci_rollback;
use function oci_server_version;
use function preg_match;
use function sprintf;
use function str_replace;
use const OCI_COMMIT_ON_SUCCESS;
use const OCI_NO_AUTO_COMMIT;
/**
* OCI8 implementation of the Connection interface.
*
* @deprecated Use {@link Connection} instead
*/
class OCI8Connection implements ConnectionInterface, ServerInfoAwareConnection
{
/** @var resource */
protected $dbh;
/** @var int */
protected $executeMode = OCI_COMMIT_ON_SUCCESS;
/**
* Creates a Connection to an Oracle Database using oci8 extension.
*
* @internal The connection can be only instantiated by its driver.
*
* @param string $username
* @param string $password
* @param string $db
* @param string $charset
* @param int $sessionMode
* @param bool $persistent
*
* @throws OCI8Exception
*/
public function __construct(
$username,
$password,
$db,
$charset = '',
$sessionMode = OCI_NO_AUTO_COMMIT,
$persistent = false
) {
$dbh = $persistent
? @oci_pconnect($username, $password, $db, $charset, $sessionMode)
: @oci_connect($username, $password, $db, $charset, $sessionMode);
if ($dbh === false) {
throw OCI8Exception::fromErrorInfo(oci_error());
}
$this->dbh = $dbh;
}
/**
* {@inheritdoc}
*
* @throws UnexpectedValueException If the version string returned by the database server
* does not contain a parsable version number.
*/
public function getServerVersion()
{
$version = oci_server_version($this->dbh);
if ($version === false) {
throw OCI8Exception::fromErrorInfo(oci_error($this->dbh));
}
if (! preg_match('/\s+(\d+\.\d+\.\d+\.\d+\.\d+)\s+/', $version, $matches)) {
throw new UnexpectedValueException(
sprintf(
'Unexpected database version string "%s". Cannot parse an appropriate version number from it. ' .
'Please report this database version string to the Doctrine team.',
$version
)
);
}
return $matches[1];
}
/**
* {@inheritdoc}
*/
public function requiresQueryForServerVersion()
{
return false;
}
/**
* {@inheritdoc}
*/
public function prepare($sql)
{
return new Statement($this->dbh, $sql, $this);
}
/**
* {@inheritdoc}
*/
public function query()
{
$args = func_get_args();
$sql = $args[0];
//$fetchMode = $args[1];
$stmt = $this->prepare($sql);
$stmt->execute();
return $stmt;
}
/**
* {@inheritdoc}
*/
public function quote($value, $type = ParameterType::STRING)
{
if (is_int($value) || is_float($value)) {
return $value;
}
$value = str_replace("'", "''", $value);
return "'" . addcslashes($value, "\000\n\r\\\032") . "'";
}
/**
* {@inheritdoc}
*/
public function exec($sql)
{
$stmt = $this->prepare($sql);
$stmt->execute();
return $stmt->rowCount();
}
/**
* {@inheritdoc}
*
* @return int|false
*/
public function lastInsertId($name = null)
{
if ($name === null) {
return false;
}
$sql = 'SELECT ' . $name . '.CURRVAL FROM DUAL';
$stmt = $this->query($sql);
$result = $stmt->fetchColumn();
if ($result === false) {
throw SequenceDoesNotExist::new();
}
return (int) $result;
}
/**
* Returns the current execution mode.
*
* @internal
*
* @return int
*/
public function getExecuteMode()
{
return $this->executeMode;
}
/**
* {@inheritdoc}
*/
public function beginTransaction()
{
$this->executeMode = OCI_NO_AUTO_COMMIT;
return true;
}
/**
* {@inheritdoc}
*/
public function commit()
{
if (! oci_commit($this->dbh)) {
throw OCI8Exception::fromErrorInfo($this->errorInfo());
}
$this->executeMode = OCI_COMMIT_ON_SUCCESS;
return true;
}
/**
* {@inheritdoc}
*/
public function rollBack()
{
if (! oci_rollback($this->dbh)) {
throw OCI8Exception::fromErrorInfo($this->errorInfo());
}
$this->executeMode = OCI_COMMIT_ON_SUCCESS;
return true;
}
/**
* {@inheritdoc}
*
* @deprecated The error information is available via exceptions.
*/
public function errorCode()
{
$error = oci_error($this->dbh);
if ($error !== false) {
return $error['code'];
}
return null;
}
/**
* {@inheritdoc}
*
* @deprecated The error information is available via exceptions.
*/
public function errorInfo()
{
$error = oci_error($this->dbh);
if ($error === false) {
return [];
}
return $error;
}
}