firebirdSequence.php

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<?php

/**
 * Firebird/Interbase generator/sequence class
 *
 * @package objSQL
 * @version 2.1.0
 * @author MT Jordan <mtjo62@gmail.com>
 * @link http://objsql.sourceforge.net
 * @copyright 2004-2010 openSource Partners
 * @license LGPL
 * @revision $Id: firebirdSequence.php,v 1.3 2008-01-19 23:58:30-05 mt_jordan Exp $
 */

class firebirdSequence
{
    /**********************************************
     * Internal variables
     *********************************************/

    /**
     * Database connection object
     *
     * @access private
     * @var    mixed
     */
    private $objConnection;

    /**
     * Sequence name
     *
     * @access private
     * @var    str
     */
    private $objSequence;

    /**********************************************
     * Class methods
     *********************************************/
    /**
     * Constructor
     *
     * @access public
     * @param  str   $sequence
     * @param  int   $max
     * @param  mixed $connection
     */
    public function __construct( $sequence, $max=false, $connection )
    {
        $this->objConnection = $connection;
        $this->objSequence   = $sequence;
    }

    /**
     * Get value for named sequence
     *
     * @access public
     * @return int
     */
    public function getSequence()
    {
        return ibase_gen_id( $this->objSequence, 1, $this->objConnection );
    }

    /**
     * Create sequence/generator object
     *
     * @access public
     * @return mixed
     */
    public function setSequence()
    {
        //use CREATE GENERATOR for backwards compatibility with Firebird 1.5
        return ibase_query( $this->objConnection, 'CREATE GENERATOR ' . $this->objSequence )
        or trigger_error( ibase_errmsg(), E_USER_WARNING );
    }
}

?>