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<?php
/**
 * @package     Joomla.Libraries
 * @subpackage  Table
 *
 * @copyright   Copyright (C) 2005 - 2016 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

/**
 * table class interface.
 *
 * @since  3.2
 */
interface JTableInterface
{
	/**
	 * Method to bind an associative array or object to the JTable instance.This
	 * method only binds properties that are publicly accessible and optionally
	 * takes an array of properties to ignore when binding.
	 *
	 * @param   mixed  $src     An associative array or object to bind to the JTable instance.
	 * @param   mixed  $ignore  An optional array or space separated list of properties to ignore while binding.
	 *
	 * @return  boolean  True on success.
	 *
	 * @link    https://docs.joomla.org/JTable/bind
	 * @since   3.2
	 * @throws  UnexpectedValueException
	 */
	public function bind($src, $ignore = array());

	/**
	 * Method to perform sanity checks on the JTable instance properties to ensure
	 * they are safe to store in the database. Child classes should override this
	 * method to make sure the data they are storing in the database is safe and
	 * as expected before storage.
	 *
	 * @return boolean True if the instance is sane and able to be stored in the database.
	 *
	 * @link https://docs.joomla.org/JTable/check
	 * @since 3.2
	 */
	public function check();

	/**
	 * Override parent delete method to delete tags information.
	 *
	 * @param   mixed  $pk  An optional primary key value to delete.  If not set the instance property value is used.
	 *
	 * @return  boolean  True on success.
	 *
	 * @link    https://docs.joomla.org/JTable/delete
	 * @since   3.2
	 * @throws  UnexpectedValueException
	 */
	public function delete($pk = null);

	/**
	 * Method to get the JDatabaseDriver object.
	 *
	 * @return  JDatabaseDriver  The internal database driver object.
	 *
	 * @link    https://docs.joomla.org/JTable/getDBO
	 * @since   3.2
	 */
	public function getDbo();

	/**
	 * Method to get the primary key field name for the table.
	 *
	 * @return  string  The name of the primary key for the table.
	 *
	 * @link    https://docs.joomla.org/JTable/getKeyName
	 * @since   3.2
	 */
	public function getKeyName();

	/**
	 * Method to load a row from the database by primary key and bind the fields
	 * to the JTable instance properties.
	 *
	 * @param   mixed    $keys   An optional primary key value to load the row by, or an array of fields to match.  If not
	 *                           set the instance property value is used.
	 * @param   boolean  $reset  True to reset the default values before loading the new row.
	 *
	 * @return  boolean  True if successful. False if row not found.
	 *
	 * @link    https://docs.joomla.org/JTable/load
	 * @since   3.2
	 * @throws  RuntimeException
	 * @throws  UnexpectedValueException
	 */
	public function load($keys = null, $reset = true);


	/**
	 * Method to reset class properties to the defaults set in the class
	 * definition. It will ignore the primary key as well as any private class
	 * properties.
	 *
	 * @return  void
	 *
	 * @link    https://docs.joomla.org/JTable/reset
	 * @since   3.2
	 */
	public function reset();

	/**
	 * Method to store a row in the database from the JTable instance properties.
	 * If a primary key value is set the row with that primary key value will be
	 * updated with the instance property values.  If no primary key value is set
	 * a new row will be inserted into the database with the properties from the
	 * JTable instance.
	 *
	 * @param   boolean  $updateNulls  True to update fields even if they are null.
	 *
	 * @return  boolean  True on success.
	 *
	 * @link    https://docs.joomla.org/JTable/store
	 * @since   3.2
	 */
	public function store($updateNulls = false);
}