xoopsmodel.php

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<?php
defined('XOOPS_ROOT_PATH') or die('Restricted access');

include_once XOOPS_ROOT_PATH . '/kernel/object.php';
class XoopsModelFactory
{
    var $handlers = array();

    function __construct()
    {
    }

    function XoopsModelFactory()
    {
    }

    function getInstance()
    {
        static $instance;
        if (!isset($instance)) {
            $class = __CLASS__;
            $instance = new $class();
        }
        return $instance;
    }

    function loadHandler($ohander, $name, $args = null)
    {
        static $handlers;
        if (!isset($handlers[$name])) {
            if (file_exists($file = dirname(__FILE__) . '/' . $name . '.php')) {
                include_once $file;
                $className = 'XoopsModel' . ucfirst($name);
                $handler = new $className();
            } else if (xoops_load('model', 'framework')) {
                $handler = XoopsModel::loadHandler($name);
            }
            if (!is_object($handler)) {
                trigger_error('Handler not found in file ' . __FILE__ . 'at line ' . __LINE__, E_USER_WARNING);
                return null;
            }
            $handlers[$name] = $handler;
        }
        $handlers[$name]->setHandler($ohander);
        if (!empty($args) && is_array($args) && is_a($handlers[$name], 'XoopsModelAbstract')) {
            $handlers[$name]->setVars($args);
        }
        return $handlers[$name];
    }
}

class XoopsModelAbstract
{
    var $handler;

    function __construct($args = null, $handler = null)
    {
        $this->setHandler($handler);
        $this->setVars($args);
    }

    function XoopsObjectAbstract($args = null, $handler = null)
    {
        $this->__construct($args, $handler);
    }

    function setHandler($handler)
    {
        if (is_object($handler) && is_a($handler, 'XoopsPersistableObjectHandler')) {
            $this->handler =& $handler;
            return true;
        }
        return false;
    }

    function setVars($args)
    {
        if (!empty($args) && is_array($args)) {
            foreach ($args as $key => $value) {
                $this->$key = $value;
            }
        }
        return true;
    }
}

?>