class.PDOConnection.php

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<?php
/**
 * wCMF - wemove Content Management Framework
 * Copyright (C) 2005-2014 wemove digital solutions GmbH
 *
 * Licensed under the terms of any of the following licenses
 * at your choice:
 *
 * - GNU Lesser General Public License (LGPL)
 *   http://www.gnu.org/licenses/lgpl.html
 * - Eclipse Public License (EPL)
 *   http://www.eclipse.org/org/documents/epl-v10.php
 *
 * See the license.txt file distributed with this work for
 * additional information.
 *
 * $Id$
 */

/**
 * @class PDOConnection
 * @ingroup Mapper
 * @brief PDOConnection extends PDO.
 *
 * @author      ingo herwig <ingo@wemove.com>
 */
class PDOConnection extends PDO {
  protected $_inTransaction = false;

  /**
   * @see PDO::beginTransaction
   */
  function beginTransaction()
  {
    if ($this->_inTransaction) {
     return false;
    }
    else {
     $this->_inTransaction = parent::beginTransaction();
     return $this->_inTransaction;
    }
  }

  /**
   * @see PDO::commit
   */
  function commit()
  {
    if ($this->_inTransaction) {
      parent::commit();
      $this->_inTransaction = false;
    }
  }

  /**
   * @see PDO::rollback
   */
  function rollback()
  {
    if ($this->_inTransaction) {
      parent::rollback();
      $this->_inTransaction = false;
    }
  }
}
?>