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<?php
namespace Laminas\Db\Adapter\Platform;
use Laminas\Db\Adapter\Driver\DriverInterface;
use Laminas\Db\Adapter\Driver\Pdo;
use Laminas\Db\Adapter\Driver\Sqlsrv\Sqlsrv;
use Laminas\Db\Adapter\Exception;
use Laminas\Db\Adapter\Exception\InvalidArgumentException;
use function addcslashes;
use function implode;
use function in_array;
use function str_replace;
use function trigger_error;
class SqlServer extends AbstractPlatform
{
/**
* {@inheritDoc}
*/
protected $quoteIdentifier = ['[', ']'];
/**
* {@inheritDoc}
*/
protected $quoteIdentifierTo = '\\';
/** @var resource|\PDO */
protected $resource;
/**
* @param null|Sqlsrv|\Laminas\Db\Adapter\Driver\Pdo\Pdo|resource|\PDO $driver
*/
public function __construct($driver = null)
{
if ($driver) {
$this->setDriver($driver);
}
}
/**
* @param Sqlsrv|\Laminas\Db\Adapter\Driver\Pdo\Pdo|resource|\PDO $driver
* @return $this Provides a fluent interface
* @throws InvalidArgumentException
*/
public function setDriver($driver)
{
// handle Laminas\Db drivers
if (
($driver instanceof Pdo\Pdo && in_array($driver->getDatabasePlatformName(), ['SqlServer', 'Dblib']))
|| ($driver instanceof \PDO && in_array($driver->getAttribute(\PDO::ATTR_DRIVER_NAME), ['sqlsrv', 'dblib']))
) {
$this->resource = $driver;
return $this;
}
throw new Exception\InvalidArgumentException(
'$driver must be a Sqlsrv PDO Laminas\Db\Adapter\Driver or Sqlsrv PDO instance'
);
}
/**
* {@inheritDoc}
*/
public function getName()
{
return 'SQLServer';
}
/**
* {@inheritDoc}
*/
public function getQuoteIdentifierSymbol()
{
return $this->quoteIdentifier;
}
/**
* {@inheritDoc}
*/
public function quoteIdentifierChain($identifierChain)
{
return '[' . implode('].[', (array) $identifierChain) . ']';
}
/**
* {@inheritDoc}
*/
public function quoteValue($value)
{
$resource = $this->resource;
if ($resource instanceof DriverInterface) {
$resource = $resource->getConnection()->getResource();
}
if ($resource instanceof \PDO) {
return $resource->quote($value);
}
trigger_error(
'Attempting to quote a value in ' . self::class . ' without extension/driver support '
. 'can introduce security vulnerabilities in a production environment.'
);
return '\'' . str_replace('\'', '\'\'', addcslashes($value, "\000\032")) . '\'';
}
/**
* {@inheritDoc}
*/
public function quoteTrustedValue($value)
{
$resource = $this->resource;
if ($resource instanceof DriverInterface) {
$resource = $resource->getConnection()->getResource();
}
if ($resource instanceof \PDO) {
return $resource->quote($value);
}
return '\'' . str_replace('\'', '\'\'', $value) . '\'';
}
}