<?php 
<?php
/* SVN FILE: $Id: autocomplete.php 2932 2006-05-23 04:25:29Z nate $ */

/**
 * Automagically handles requests for autocomplete fields
 *
 * CakePHP :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright (c)	2006, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright (c) 2006, Cake Software Foundation, Inc.
 * @link				http://www.cakefoundation.org/projects/info/cakephp CakePHP Project
 * @package			cake
 * @subpackage		cake.cake.libs.controller.components
 * @since			CakePHP v 0.10.4.1076
 * @version			$Revision: 2932 $
 * @modifiedby		$LastChangedBy: nate $
 * @lastmodified	$Date: 2006-05-23 00:25:29 -0400 (Tue, 23 May 2006) $
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */

/**
 * Autocomplete Handler
 *
 * @package		cake
 * @subpackage	cake.cake.libs.controller.components
 *
 */
class AutocompleteComponent extends Object {

	var $layout = 'ajax';

	var $enabled = true;

	var $components = array('RequestHandler');

	var $handles = array();

/**
 * Startup
 *
 * @param object A reference to the controller
 * @return null
 */
	function startup(&$controller) {

		if (!$this->enabled || !$this->RequestHandler->isAjax() || !$this->RequestHandler->isPost()) {
			return true;
		}

		$data = $controller->data;
		if (empty($data) || count($data) != 1) {
			return false;
		}

		list($model) = array_keys($data);
		if (!is_array($data[$model]) || count($data[$model]) != 1 || !is_object($controller->{$model})) {
			return false;
		}

		list($field) = array_keys($data[$model]);
		$conditions = array();

		if (!empty($this->handles)) {

			$handled = false;
			$fields = array();

			foreach ($this->handles as $key => $val) {
				if (is_int($key)) {
					$key = $val;
					$val = array();
				}
				if ($key == $model.'.'.$field || $key == $field || $key == $model.'.*') {
					$handled = true;
					$conditions = $val;
					break;
				}
			}
			if (!$handled) {
				return true;
			}
		}

		$base = array($model.'.'.$field => 'LIKE %'.$data[$model][$field].'%');
		if (!empty($conditions)) {
			$conditions = array($base, $conditions);
		} else {
			$conditions = $base;
		}

		$results = $controller->{$model}->findAll($conditions);

		if (is_array($results) && !empty($results)) {
			e("<ul>\n");
			foreach ($results as $rec) {
				if (isset($rec[$model][$field])) {
					e("\t<li>".$rec[$model][$field]."</li>\n");
				}
			}
			e("</ul>\n");
		}
		exit();
	}
}

?>
?>