Source for file GenericSQLQuery.class.php

<?php
/**
 * @package harmoni.dbc
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: GenericSQLQuery.class.php,v 1.9 2007/09/05 21:38:59 adamfranco Exp $
 */
require_once("GenericSQLQuery.interface.php");
 
 
/**
 * A GenericSQLQuery provides a way to specify the SQL string manually. Use this
 * query type to execute queries not available through the other Query
 * objects (for example, data-definition queries).
 *
 *
 * @package harmoni.dbc
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: GenericSQLQuery.class.php,v 1.9 2007/09/05 21:38:59 adamfranco Exp $
 */
 
class GenericSQLQuery 
    extends QueryAbstract
    implements GenericSQLQueryInterface 
{
 
 
    /**
     * Stores all the SQL queries.
     * @var array _sql
     * @access private
     */
    var $_sql;
    
    
    /**
     * This is the constructor for a GenericSQLQuery object.
     * @access public
     */
    function GenericSQLQuery($sql=null) {
        $this->reset();
        if ($sql) 
            $this->addSQLQuery($sql);
    }
 
    
    /**
     * Adds one SQL string to this query.
     * @access public
     * @param string sql One SQL string,
     * @return void 
     */
    function addSQLQuery($sql) {
        // ** parameter validation
        $stringRule = StringValidatorRule::getRule();
        ArgumentValidator::validate($sql, $stringRule, true);
        // ** end of parameter validation
 
        $this->_sql[] = $sql;
    }
 
    
    /**
     * Resets the query.
     * @access public
     */
    function reset() {
        parent::reset();
 
        // an UPDATE query
        $this->_type = GENERIC;
 
        // default query configuration:
        
        // no table to insert into
        $this->_sql = array();
    }
 
 
}
?>