/
OCI8Connection.php
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/
OCI8Connection.php
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<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\DBAL\Driver\OCI8;
use Doctrine\DBAL\Platforms\OraclePlatform;
/**
* OCI8 implementation of the Connection interface.
*
* @since 2.0
*/
class OCI8Connection implements \Doctrine\DBAL\Driver\Connection
{
/**
* @var resource
*/
protected $dbh;
/**
* @var int
*/
protected $executeMode = OCI_COMMIT_ON_SUCCESS;
/**
* Create a Connection to an Oracle Database using oci8 extension.
*
* @param string $username
* @param string $password
* @param string $db
*/
public function __construct($username, $password, $db, $charset = null, $sessionMode = OCI_DEFAULT, $persistent = false)
{
if (!defined('OCI_NO_AUTO_COMMIT')) {
define('OCI_NO_AUTO_COMMIT', 0);
}
$this->dbh = $persistent
? @oci_pconnect($username, $password, $db, $charset, $sessionMode)
: @oci_connect($username, $password, $db, $charset, $sessionMode);
if ( ! $this->dbh) {
throw OCI8Exception::fromErrorInfo(oci_error());
}
}
/**
* Create a non-executed prepared statement.
*
* @param string $prepareString
* @return OCI8Statement
*/
public function prepare($prepareString)
{
return new OCI8Statement($this->dbh, $prepareString, $this);
}
/**
* @param string $sql
* @return OCI8Statement
*/
public function query()
{
$args = func_get_args();
$sql = $args[0];
//$fetchMode = $args[1];
$stmt = $this->prepare($sql);
$stmt->execute();
return $stmt;
}
/**
* Quote input value.
*
* @param mixed $input
* @param int $type PDO::PARAM*
* @return mixed
*/
public function quote($value, $type=\PDO::PARAM_STR)
{
if (is_int($value) || is_float($value)) {
return $value;
}
$value = str_replace("'", "''", $value);
return "'" . addcslashes($value, "\000\n\r\\\032") . "'";
}
/**
*
* @param string $statement
* @return int
*/
public function exec($statement)
{
$stmt = $this->prepare($statement);
$stmt->execute();
return $stmt->rowCount();
}
/**
* {@inheritDoc}
*/
public function lastInsertId($name = null)
{
if ($name === null) {
return false;
}
OraclePlatform::assertValidIdentifier($name);
$sql = 'SELECT ' . $name . '.CURRVAL FROM DUAL';
$stmt = $this->query($sql);
$result = $stmt->fetch(\PDO::FETCH_ASSOC);
if ($result === false || !isset($result['CURRVAL'])) {
throw new OCI8Exception("lastInsertId failed: Query was executed but no result was returned.");
}
return (int) $result['CURRVAL'];
}
/**
* Return the current execution mode.
*/
public function getExecuteMode()
{
return $this->executeMode;
}
/**
* Start a transactiom
*
* Oracle has to explicitly set the autocommit mode off. That means
* after connection, a commit or rollback there is always automatically
* opened a new transaction.
*
* @return bool
*/
public function beginTransaction()
{
$this->executeMode = OCI_NO_AUTO_COMMIT;
return true;
}
/**
* @throws OCI8Exception
* @return bool
*/
public function commit()
{
if (!oci_commit($this->dbh)) {
throw OCI8Exception::fromErrorInfo($this->errorInfo());
}
$this->executeMode = OCI_COMMIT_ON_SUCCESS;
return true;
}
/**
* @throws OCI8Exception
* @return bool
*/
public function rollBack()
{
if (!oci_rollback($this->dbh)) {
throw OCI8Exception::fromErrorInfo($this->errorInfo());
}
$this->executeMode = OCI_COMMIT_ON_SUCCESS;
return true;
}
public function errorCode()
{
$error = oci_error($this->dbh);
if ($error !== false) {
$error = $error['code'];
}
return $error;
}
public function errorInfo()
{
return oci_error($this->dbh);
}
}