<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Db

 * @subpackage Statement

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Oci.php 21104 2010-02-19 21:26:36Z mikaelkael $

 */

/**

 * @see Zend_Db_Statement_Pdo

 */

require_once 'Zend/Db/Statement/Pdo.php';

/**

 * Proxy class to wrap a PDOStatement object for IBM Databases.

 * Matches the interface of PDOStatement.  All methods simply proxy to the

 * matching method in PDOStatement.  PDOExceptions thrown by PDOStatement

 * are re-thrown as Zend_Db_Statement_Exception.

 *

 * @category   Zend

 * @package    Zend_Db

 * @subpackage Statement

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Db_Statement_Pdo_Oci extends Zend_Db_Statement_Pdo

{

    /**

    * Returns an array containing all of the result set rows.

    *

    * Behaves like parent, but if limit()

    * is used, the final result removes the extra column

    * 'zend_db_rownum'

    *

    * @param int $style OPTIONAL Fetch mode.

    * @param int $col   OPTIONAL Column number, if fetch mode is by column.

    * @return array Collection of rows, each in a format by the fetch mode.

    * @throws Zend_Db_Statement_Exception

    */

    public function fetchAll($style = null, $col = null)

    {

        $data = parent::fetchAll($style, $col);

        $results = array();

        $remove = $this->_adapter->foldCase('zend_db_rownum');

        foreach ($data as $row) {

            if (is_array($row) && array_key_exists($remove, $row)) {

                unset($row[$remove]);

            }

            $results[] = $row;

        }

        return $results;

    }

    /**

     * Fetches a row from the result set.

     *

     * @param int $style  OPTIONAL Fetch mode for this fetch operation.

     * @param int $cursor OPTIONAL Absolute, relative, or other.

     * @param int $offset OPTIONAL Number for absolute or relative cursors.

     * @return mixed Array, object, or scalar depending on fetch mode.

     * @throws Zend_Db_Statement_Exception

     */

    public function fetch($style = null, $cursor = null, $offset = null)

    {

        $row = parent::fetch($style, $cursor, $offset);

        $remove = $this->_adapter->foldCase('zend_db_rownum');

        if (is_array($row) && array_key_exists($remove, $row)) {

            unset($row[$remove]);

        }

        return $row;

    }

}