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<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Database
 *
 * @copyright   Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

jimport('joomla.database.table');

/**
 * Update table
 * Stores updates temporarily
 *
 * @package     Joomla.Platform
 * @subpackage  Table
 * @since       11.1
 */
class JTableUpdate extends JTable
{
	/**
	 * Contructor
	 *
	 * @param   database  &$db  A database connector object
	 *
	 * @return  JTableUpdate
	 *
	 * @since   11.1
	 */
	function __construct( &$db ) {
		parent::__construct( '#__updates', 'update_id', $db );
	}

/**
	* Overloaded check function
	*
	* @return  boolean  True if the object is ok
	*
	* @see     JTable:bind
	* @since   11.1
	*/
	public function check()
	{
		// check for valid name
		if (trim( $this->name ) == '' || trim( $this->element ) == '') {
			$this->setError(JText::_('JLIB_DATABASE_ERROR_MUSTCONTAIN_A_TITLE_EXTENSION'));
			return false;
		}
		return true;
	}

/**
	* Overloaded bind function
	*
	* @param   array  $array   Named array
	* @param   mixed  $ignore  An optional array or space separated list of properties
	 *                         to ignore while binding.
	*
	* @return  mixed  Null if operation was satisfactory, otherwise returns an error
	*
	* @see     JTable:bind
	* @since   11.1
	*/
	public function bind($array, $ignore = '')
	{
		if (isset( $array['params'] ) && is_array($array['params']))
		{
			$registry = new JRegistry;
			$registry->loadArray($array['params']);
			$array['params'] = (string)$registry;
		}

if (isset( $array['control'] ) && is_array( $array['control'] ))
		{
			$registry = new JRegistry;
			$registry->loadArray($array['control']);
			$array['control'] = (string)$registry;
		}

return parent::bind($array, $ignore);
	}

/**
	 * Method to create and execute a SELECT WHERE query.
	 *
	 * @param   array  $options  Array of options
	 *
	 * @return  JDatabase object
	 *
	 * @since   11.1
	 */
	function find($options=Array()) {
		$dbo = JFactory::getDBO();
		$where = Array();
		foreach($options as $col=>$val) {
			$where[] = $col .' = '. $dbo->Quote($val);
		}
		$query = 'SELECT update_id FROM #__updates WHERE '. implode(' AND ', $where);
		$dbo->setQuery($query);
		return $dbo->loadResult();
	}
}